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wpaipclzip.lib.php
1 month ago
wpaipclzip.lib.php
5259 lines
| 1 | <?php |
| 2 | // phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound |
| 3 | if ( ! defined( 'ABSPATH' ) ) exit; |
| 4 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 5 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fread |
| 6 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fwrite |
| 7 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 8 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fputs |
| 9 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_touch |
| 10 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_chmod |
| 11 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_mkdir |
| 12 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_is_writable |
| 13 | // phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_is_writeable |
| 14 | // phpcs:disable WordPress.WP.AlternativeFunctions.unlink_unlink |
| 15 | // phpcs:disable WordPress.WP.AlternativeFunctions.rename_rename |
| 16 | // phpcs:disable Squiz.PHP.DiscouragedFunctions.Discouraged |
| 17 | // -------------------------------------------------------------------------------- |
| 18 | // PhpConcept Library - Zip Module 2.8.2 |
| 19 | // -------------------------------------------------------------------------------- |
| 20 | // License GNU/LGPL - Vincent Blavet - August 2009 |
| 21 | // http://www.phpconcept.net |
| 22 | // -------------------------------------------------------------------------------- |
| 23 | // |
| 24 | // Presentation : |
| 25 | // PclZip is a PHP library that manage ZIP archives. |
| 26 | // So far tests show that archives generated by PclZip are readable by |
| 27 | // WinZip application and other tools. |
| 28 | // |
| 29 | // Description : |
| 30 | // See readme.txt and http://www.phpconcept.net |
| 31 | // |
| 32 | // Warning : |
| 33 | // This library and the associated files are non commercial, non professional |
| 34 | // work. |
| 35 | // It should not have unexpected results. However if any damage is caused by |
| 36 | // this software the author can not be responsible. |
| 37 | // The use of this software is at the risk of the user. |
| 38 | // |
| 39 | // -------------------------------------------------------------------------------- |
| 40 | // $Id: wpaipclzip.lib.php,v 1.60 2009/09/30 21:01:04 vblavet Exp $ |
| 41 | // -------------------------------------------------------------------------------- |
| 42 | |
| 43 | if (!class_exists('WpaiPclZip')): |
| 44 | |
| 45 | // ----- Constants |
| 46 | if (!defined('WPAI_PCLZIP_READ_BLOCK_SIZE')) { |
| 47 | define('WPAI_PCLZIP_READ_BLOCK_SIZE', 2048); |
| 48 | } |
| 49 | |
| 50 | // ----- File list separator |
| 51 | // In version 1.x of PclZip, the separator for file list is a space |
| 52 | // (which is not a very smart choice, specifically for windows paths !). |
| 53 | // A better separator should be a comma (,). This constant gives you the |
| 54 | // abilty to change that. |
| 55 | // However notice that changing this value, may have impact on existing |
| 56 | // scripts, using space separated filenames. |
| 57 | // Recommanded values for compatibility with older versions : |
| 58 | //define('WPAI_PCLZIP_SEPARATOR', ' '); |
| 59 | // Recommanded values for smart separation of filenames. |
| 60 | if (!defined('WPAI_PCLZIP_SEPARATOR')) { |
| 61 | define('WPAI_PCLZIP_SEPARATOR', ','); |
| 62 | } |
| 63 | |
| 64 | // ----- Error configuration |
| 65 | // 0 : PclZip Class integrated error handling |
| 66 | // 1 : PclError external library error handling. By enabling this |
| 67 | // you must ensure that you have included PclError library. |
| 68 | // [2,...] : reserved for futur use |
| 69 | if (!defined('WPAI_PCLZIP_ERROR_EXTERNAL')) { |
| 70 | define('WPAI_PCLZIP_ERROR_EXTERNAL', 0); |
| 71 | } |
| 72 | |
| 73 | // ----- Optional static temporary directory |
| 74 | // By default temporary files are generated in the script current |
| 75 | // path. |
| 76 | // If defined : |
| 77 | // - MUST BE terminated by a '/'. |
| 78 | // - MUST be a valid, already created directory |
| 79 | // Samples : |
| 80 | // define('WPAI_PCLZIP_TEMPORARY_DIR', '/temp/'); |
| 81 | // define('WPAI_PCLZIP_TEMPORARY_DIR', 'C:/Temp/'); |
| 82 | if (!defined('WPAI_PCLZIP_TEMPORARY_DIR')) { |
| 83 | define('WPAI_PCLZIP_TEMPORARY_DIR', ''); |
| 84 | } |
| 85 | |
| 86 | // ----- Optional threshold ratio for use of temporary files |
| 87 | // Pclzip sense the size of the file to add/extract and decide to |
| 88 | // use or not temporary file. The algorythm is looking for |
| 89 | // memory_limit of PHP and apply a ratio. |
| 90 | // threshold = memory_limit * ratio. |
| 91 | // Recommended values are under 0.5. Default 0.47. |
| 92 | // Samples : |
| 93 | // define('WPAI_PCLZIP_TEMPORARY_FILE_RATIO', 0.5); |
| 94 | if (!defined('WPAI_PCLZIP_TEMPORARY_FILE_RATIO')) { |
| 95 | define('WPAI_PCLZIP_TEMPORARY_FILE_RATIO', 0.47); |
| 96 | } |
| 97 | |
| 98 | // -------------------------------------------------------------------------------- |
| 99 | // ***** UNDER THIS LINE NOTHING NEEDS TO BE MODIFIED ***** |
| 100 | // -------------------------------------------------------------------------------- |
| 101 | |
| 102 | // ----- Global variables |
| 103 | $g_pclzip_version = "2.8.2"; |
| 104 | |
| 105 | // ----- Error codes |
| 106 | // -1 : Unable to open file in binary write mode |
| 107 | // -2 : Unable to open file in binary read mode |
| 108 | // -3 : Invalid parameters |
| 109 | // -4 : File does not exist |
| 110 | // -5 : Filename is too long (max. 255) |
| 111 | // -6 : Not a valid zip file |
| 112 | // -7 : Invalid extracted file size |
| 113 | // -8 : Unable to create directory |
| 114 | // -9 : Invalid archive extension |
| 115 | // -10 : Invalid archive format |
| 116 | // -11 : Unable to delete file (unlink) |
| 117 | // -12 : Unable to rename file (rename) |
| 118 | // -13 : Invalid header checksum |
| 119 | // -14 : Invalid archive size |
| 120 | define('WPAI_PCLZIP_ERR_USER_ABORTED', 2); |
| 121 | define('WPAI_PCLZIP_ERR_NO_ERROR', 0); |
| 122 | define('WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL', -1); |
| 123 | define('WPAI_PCLZIP_ERR_READ_OPEN_FAIL', -2); |
| 124 | define('WPAI_PCLZIP_ERR_INVALID_PARAMETER', -3); |
| 125 | define('WPAI_PCLZIP_ERR_MISSING_FILE', -4); |
| 126 | define('WPAI_PCLZIP_ERR_FILENAME_TOO_LONG', -5); |
| 127 | define('WPAI_PCLZIP_ERR_INVALID_ZIP', -6); |
| 128 | define('WPAI_PCLZIP_ERR_BAD_EXTRACTED_FILE', -7); |
| 129 | define('WPAI_PCLZIP_ERR_DIR_CREATE_FAIL', -8); |
| 130 | define('WPAI_PCLZIP_ERR_BAD_EXTENSION', -9); |
| 131 | define('WPAI_PCLZIP_ERR_BAD_FORMAT', -10); |
| 132 | define('WPAI_PCLZIP_ERR_DELETE_FILE_FAIL', -11); |
| 133 | define('WPAI_PCLZIP_ERR_RENAME_FILE_FAIL', -12); |
| 134 | define('WPAI_PCLZIP_ERR_BAD_CHECKSUM', -13); |
| 135 | define('WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14); |
| 136 | define('WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE', -15); |
| 137 | define('WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE', -16); |
| 138 | define('WPAI_PCLZIP_ERR_ALREADY_A_DIRECTORY', -17); |
| 139 | define('WPAI_PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18); |
| 140 | define('WPAI_PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19); |
| 141 | define('WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20); |
| 142 | define('WPAI_PCLZIP_ERR_DIRECTORY_RESTRICTION', -21); |
| 143 | |
| 144 | // ----- Options values |
| 145 | define('WPAI_PCLZIP_OPT_PATH', 77001); |
| 146 | define('WPAI_PCLZIP_OPT_ADD_PATH', 77002); |
| 147 | define('WPAI_PCLZIP_OPT_REMOVE_PATH', 77003); |
| 148 | define('WPAI_PCLZIP_OPT_REMOVE_ALL_PATH', 77004); |
| 149 | define('WPAI_PCLZIP_OPT_SET_CHMOD', 77005); |
| 150 | define('WPAI_PCLZIP_OPT_EXTRACT_AS_STRING', 77006); |
| 151 | define('WPAI_PCLZIP_OPT_NO_COMPRESSION', 77007); |
| 152 | define('WPAI_PCLZIP_OPT_BY_NAME', 77008); |
| 153 | define('WPAI_PCLZIP_OPT_BY_INDEX', 77009); |
| 154 | define('WPAI_PCLZIP_OPT_BY_EREG', 77010); |
| 155 | define('WPAI_PCLZIP_OPT_BY_PREG', 77011); |
| 156 | define('WPAI_PCLZIP_OPT_COMMENT', 77012); |
| 157 | define('WPAI_PCLZIP_OPT_ADD_COMMENT', 77013); |
| 158 | define('WPAI_PCLZIP_OPT_PREPEND_COMMENT', 77014); |
| 159 | define('WPAI_PCLZIP_OPT_EXTRACT_IN_OUTPUT', 77015); |
| 160 | define('WPAI_PCLZIP_OPT_REPLACE_NEWER', 77016); |
| 161 | define('WPAI_PCLZIP_OPT_STOP_ON_ERROR', 77017); |
| 162 | // Having big trouble with crypt. Need to multiply 2 long int |
| 163 | // which is not correctly supported by PHP ... |
| 164 | //define('WPAI_PCLZIP_OPT_CRYPT', 77018); |
| 165 | define('WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019); |
| 166 | define('WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD', 77020); |
| 167 | define('WPAI_PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD', 77020); // alias |
| 168 | define('WPAI_PCLZIP_OPT_TEMP_FILE_ON', 77021); |
| 169 | define('WPAI_PCLZIP_OPT_ADD_TEMP_FILE_ON', 77021); // alias |
| 170 | define('WPAI_PCLZIP_OPT_TEMP_FILE_OFF', 77022); |
| 171 | define('WPAI_PCLZIP_OPT_ADD_TEMP_FILE_OFF', 77022); // alias |
| 172 | define('WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS', 77023); |
| 173 | define('WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS', 77024); |
| 174 | |
| 175 | // ----- File description attributes |
| 176 | define('WPAI_PCLZIP_ATT_FILE_NAME', 79001); |
| 177 | define('WPAI_PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002); |
| 178 | define('WPAI_PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003); |
| 179 | define('WPAI_PCLZIP_ATT_FILE_MTIME', 79004); |
| 180 | define('WPAI_PCLZIP_ATT_FILE_CONTENT', 79005); |
| 181 | define('WPAI_PCLZIP_ATT_FILE_COMMENT', 79006); |
| 182 | |
| 183 | // ----- Call backs values |
| 184 | define('WPAI_PCLZIP_CB_PRE_EXTRACT', 78001); |
| 185 | define('WPAI_PCLZIP_CB_POST_EXTRACT', 78002); |
| 186 | define('WPAI_PCLZIP_CB_PRE_ADD', 78003); |
| 187 | define('WPAI_PCLZIP_CB_POST_ADD', 78004); |
| 188 | /* For futur use |
| 189 | define('WPAI_PCLZIP_CB_PRE_LIST', 78005); |
| 190 | define('WPAI_PCLZIP_CB_POST_LIST', 78006); |
| 191 | define('WPAI_PCLZIP_CB_PRE_DELETE', 78007); |
| 192 | define('WPAI_PCLZIP_CB_POST_DELETE', 78008); |
| 193 | */ |
| 194 | |
| 195 | // -------------------------------------------------------------------------------- |
| 196 | // Class : PclZip |
| 197 | // Description : |
| 198 | // PclZip is the class that represent a Zip archive. |
| 199 | // The public methods allow the manipulation of the archive. |
| 200 | // Attributes : |
| 201 | // Attributes must not be accessed directly. |
| 202 | // Methods : |
| 203 | // PclZip() : Object creator |
| 204 | // create() : Creates the Zip archive |
| 205 | // listContent() : List the content of the Zip archive |
| 206 | // extract() : Extract the content of the archive |
| 207 | // properties() : List the properties of the archive |
| 208 | // -------------------------------------------------------------------------------- |
| 209 | class WpaiPclZip |
| 210 | { |
| 211 | // ----- Filename of the zip file |
| 212 | public $zipname = ''; |
| 213 | |
| 214 | // ----- File descriptor of the zip file |
| 215 | public $zip_fd = 0; |
| 216 | |
| 217 | // ----- Internal error handling |
| 218 | public $error_code = 1; |
| 219 | public $error_string = ''; |
| 220 | |
| 221 | // ----- Current status of the magic_quotes_runtime |
| 222 | // This value store the php configuration for magic_quotes |
| 223 | // The class can then disable the magic_quotes and reset it after |
| 224 | public $magic_quotes_status; |
| 225 | |
| 226 | // -------------------------------------------------------------------------------- |
| 227 | // Function : PclZip() |
| 228 | // Description : |
| 229 | // Creates a PclZip object and set the name of the associated Zip archive |
| 230 | // filename. |
| 231 | // Note that no real action is taken, if the archive does not exist it is not |
| 232 | // created. Use create() for that. |
| 233 | // -------------------------------------------------------------------------------- |
| 234 | public function __construct($p_zipname) |
| 235 | { |
| 236 | |
| 237 | // ----- Tests the zlib |
| 238 | if (!function_exists('gzopen')) { |
| 239 | die(esc_html('Abort '.basename(__FILE__).' : Missing zlib extensions')); |
| 240 | } |
| 241 | |
| 242 | // ----- Set the attributes |
| 243 | $this->zipname = $p_zipname; |
| 244 | $this->zip_fd = 0; |
| 245 | $this->magic_quotes_status = -1; |
| 246 | |
| 247 | // ----- Return |
| 248 | return; |
| 249 | } |
| 250 | // -------------------------------------------------------------------------------- |
| 251 | |
| 252 | // -------------------------------------------------------------------------------- |
| 253 | // Function : |
| 254 | // create($p_filelist, $p_add_dir="", $p_remove_dir="") |
| 255 | // create($p_filelist, $p_option, $p_option_value, ...) |
| 256 | // Description : |
| 257 | // This method supports two different synopsis. The first one is historical. |
| 258 | // This method creates a Zip Archive. The Zip file is created in the |
| 259 | // filesystem. The files and directories indicated in $p_filelist |
| 260 | // are added in the archive. See the parameters description for the |
| 261 | // supported format of $p_filelist. |
| 262 | // When a directory is in the list, the directory and its content is added |
| 263 | // in the archive. |
| 264 | // In this synopsis, the function takes an optional variable list of |
| 265 | // options. See bellow the supported options. |
| 266 | // Parameters : |
| 267 | // $p_filelist : An array containing file or directory names, or |
| 268 | // a string containing one filename or one directory name, or |
| 269 | // a string containing a list of filenames and/or directory |
| 270 | // names separated by spaces. |
| 271 | // $p_add_dir : A path to add before the real path of the archived file, |
| 272 | // in order to have it memorized in the archive. |
| 273 | // $p_remove_dir : A path to remove from the real path of the file to archive, |
| 274 | // in order to have a shorter path memorized in the archive. |
| 275 | // When $p_add_dir and $p_remove_dir are set, $p_remove_dir |
| 276 | // is removed first, before $p_add_dir is added. |
| 277 | // Options : |
| 278 | // WPAI_PCLZIP_OPT_ADD_PATH : |
| 279 | // WPAI_PCLZIP_OPT_REMOVE_PATH : |
| 280 | // WPAI_PCLZIP_OPT_REMOVE_ALL_PATH : |
| 281 | // WPAI_PCLZIP_OPT_COMMENT : |
| 282 | // WPAI_PCLZIP_CB_PRE_ADD : |
| 283 | // WPAI_PCLZIP_CB_POST_ADD : |
| 284 | // Return Values : |
| 285 | // 0 on failure, |
| 286 | // The list of the added files, with a status of the add action. |
| 287 | // (see WpaiPclZip::listContent() for list entry format) |
| 288 | // -------------------------------------------------------------------------------- |
| 289 | public function create($p_filelist) |
| 290 | { |
| 291 | $v_result=1; |
| 292 | |
| 293 | // ----- Reset the error handler |
| 294 | $this->privErrorReset(); |
| 295 | |
| 296 | // ----- Set default values |
| 297 | $v_options = array(); |
| 298 | $v_options[WPAI_PCLZIP_OPT_NO_COMPRESSION] = false; |
| 299 | |
| 300 | // ----- Look for variable options arguments |
| 301 | $v_size = func_num_args(); |
| 302 | |
| 303 | // ----- Look for arguments |
| 304 | if ($v_size > 1) { |
| 305 | // ----- Get the arguments |
| 306 | $v_arg_list = func_get_args(); |
| 307 | |
| 308 | // ----- Remove from the options list the first argument |
| 309 | array_shift($v_arg_list); |
| 310 | $v_size--; |
| 311 | |
| 312 | // ----- Look for first arg |
| 313 | if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { |
| 314 | // ----- Parse the options |
| 315 | $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array ( |
| 316 | WPAI_PCLZIP_OPT_REMOVE_PATH => 'optional', |
| 317 | WPAI_PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', |
| 318 | WPAI_PCLZIP_OPT_ADD_PATH => 'optional', |
| 319 | WPAI_PCLZIP_CB_PRE_ADD => 'optional', |
| 320 | WPAI_PCLZIP_CB_POST_ADD => 'optional', |
| 321 | WPAI_PCLZIP_OPT_NO_COMPRESSION => 'optional', |
| 322 | WPAI_PCLZIP_OPT_COMMENT => 'optional', |
| 323 | WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', |
| 324 | WPAI_PCLZIP_OPT_TEMP_FILE_ON => 'optional', |
| 325 | WPAI_PCLZIP_OPT_TEMP_FILE_OFF => 'optional' |
| 326 | //, WPAI_PCLZIP_OPT_CRYPT => 'optional' |
| 327 | )); |
| 328 | if ($v_result != 1) { |
| 329 | return 0; |
| 330 | } |
| 331 | } else { |
| 332 | // ----- Look for 2 args |
| 333 | // Here we need to support the first historic synopsis of the |
| 334 | // method. |
| 335 | // ----- Get the first argument |
| 336 | $v_options[WPAI_PCLZIP_OPT_ADD_PATH] = $v_arg_list[0]; |
| 337 | |
| 338 | // ----- Look for the optional second argument |
| 339 | if ($v_size == 2) { |
| 340 | $v_options[WPAI_PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1]; |
| 341 | } elseif ($v_size > 2) { |
| 342 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); |
| 343 | return 0; |
| 344 | } |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | // ----- Look for default option values |
| 349 | $this->privOptionDefaultThreshold($v_options); |
| 350 | |
| 351 | // ----- Init |
| 352 | $v_string_list = array(); |
| 353 | $v_att_list = array(); |
| 354 | $v_filedescr_list = array(); |
| 355 | $p_result_list = array(); |
| 356 | |
| 357 | // ----- Look if the $p_filelist is really an array |
| 358 | if (is_array($p_filelist)) { |
| 359 | // ----- Look if the first element is also an array |
| 360 | // This will mean that this is a file description entry |
| 361 | if (isset($p_filelist[0]) && is_array($p_filelist[0])) { |
| 362 | $v_att_list = $p_filelist; |
| 363 | } else { |
| 364 | // ----- The list is a list of string names |
| 365 | $v_string_list = $p_filelist; |
| 366 | } |
| 367 | } elseif (is_string($p_filelist)) { |
| 368 | // ----- Look if the $p_filelist is a string |
| 369 | // ----- Create a list from the string |
| 370 | $v_string_list = explode(WPAI_PCLZIP_SEPARATOR, $p_filelist); |
| 371 | } else { |
| 372 | // ----- Invalid variable type for $p_filelist |
| 373 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_filelist"); |
| 374 | return 0; |
| 375 | } |
| 376 | |
| 377 | // ----- Reformat the string list |
| 378 | if (sizeof($v_string_list) != 0) { |
| 379 | foreach ($v_string_list as $v_string) { |
| 380 | if ($v_string != '') { |
| 381 | $v_att_list[][WPAI_PCLZIP_ATT_FILE_NAME] = $v_string; |
| 382 | } else { |
| 383 | } |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | // ----- For each file in the list check the attributes |
| 388 | $v_supported_attributes = array( |
| 389 | WPAI_PCLZIP_ATT_FILE_NAME => 'mandatory', |
| 390 | WPAI_PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional', |
| 391 | WPAI_PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional', |
| 392 | WPAI_PCLZIP_ATT_FILE_MTIME => 'optional', |
| 393 | WPAI_PCLZIP_ATT_FILE_CONTENT => 'optional', |
| 394 | WPAI_PCLZIP_ATT_FILE_COMMENT => 'optional' |
| 395 | ); |
| 396 | foreach ($v_att_list as $v_entry) { |
| 397 | $v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list[], $v_options, $v_supported_attributes); |
| 398 | if ($v_result != 1) { |
| 399 | return 0; |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | // ----- Expand the filelist (expand directories) |
| 404 | $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options); |
| 405 | if ($v_result != 1) { |
| 406 | return 0; |
| 407 | } |
| 408 | |
| 409 | // ----- Call the create fct |
| 410 | $v_result = $this->privCreate($v_filedescr_list, $p_result_list, $v_options); |
| 411 | if ($v_result != 1) { |
| 412 | return 0; |
| 413 | } |
| 414 | |
| 415 | // ----- Return |
| 416 | return $p_result_list; |
| 417 | } |
| 418 | // -------------------------------------------------------------------------------- |
| 419 | |
| 420 | // -------------------------------------------------------------------------------- |
| 421 | // Function : |
| 422 | // add($p_filelist, $p_add_dir="", $p_remove_dir="") |
| 423 | // add($p_filelist, $p_option, $p_option_value, ...) |
| 424 | // Description : |
| 425 | // This method supports two synopsis. The first one is historical. |
| 426 | // This methods add the list of files in an existing archive. |
| 427 | // If a file with the same name already exists, it is added at the end of the |
| 428 | // archive, the first one is still present. |
| 429 | // If the archive does not exist, it is created. |
| 430 | // Parameters : |
| 431 | // $p_filelist : An array containing file or directory names, or |
| 432 | // a string containing one filename or one directory name, or |
| 433 | // a string containing a list of filenames and/or directory |
| 434 | // names separated by spaces. |
| 435 | // $p_add_dir : A path to add before the real path of the archived file, |
| 436 | // in order to have it memorized in the archive. |
| 437 | // $p_remove_dir : A path to remove from the real path of the file to archive, |
| 438 | // in order to have a shorter path memorized in the archive. |
| 439 | // When $p_add_dir and $p_remove_dir are set, $p_remove_dir |
| 440 | // is removed first, before $p_add_dir is added. |
| 441 | // Options : |
| 442 | // WPAI_PCLZIP_OPT_ADD_PATH : |
| 443 | // WPAI_PCLZIP_OPT_REMOVE_PATH : |
| 444 | // WPAI_PCLZIP_OPT_REMOVE_ALL_PATH : |
| 445 | // WPAI_PCLZIP_OPT_COMMENT : |
| 446 | // WPAI_PCLZIP_OPT_ADD_COMMENT : |
| 447 | // WPAI_PCLZIP_OPT_PREPEND_COMMENT : |
| 448 | // WPAI_PCLZIP_CB_PRE_ADD : |
| 449 | // WPAI_PCLZIP_CB_POST_ADD : |
| 450 | // Return Values : |
| 451 | // 0 on failure, |
| 452 | // The list of the added files, with a status of the add action. |
| 453 | // (see WpaiPclZip::listContent() for list entry format) |
| 454 | // -------------------------------------------------------------------------------- |
| 455 | public function add($p_filelist) |
| 456 | { |
| 457 | $v_result=1; |
| 458 | |
| 459 | // ----- Reset the error handler |
| 460 | $this->privErrorReset(); |
| 461 | |
| 462 | // ----- Set default values |
| 463 | $v_options = array(); |
| 464 | $v_options[WPAI_PCLZIP_OPT_NO_COMPRESSION] = false; |
| 465 | |
| 466 | // ----- Look for variable options arguments |
| 467 | $v_size = func_num_args(); |
| 468 | |
| 469 | // ----- Look for arguments |
| 470 | if ($v_size > 1) { |
| 471 | // ----- Get the arguments |
| 472 | $v_arg_list = func_get_args(); |
| 473 | |
| 474 | // ----- Remove form the options list the first argument |
| 475 | array_shift($v_arg_list); |
| 476 | $v_size--; |
| 477 | |
| 478 | // ----- Look for first arg |
| 479 | if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { |
| 480 | // ----- Parse the options |
| 481 | $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array ( |
| 482 | WPAI_PCLZIP_OPT_REMOVE_PATH => 'optional', |
| 483 | WPAI_PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', |
| 484 | WPAI_PCLZIP_OPT_ADD_PATH => 'optional', |
| 485 | WPAI_PCLZIP_CB_PRE_ADD => 'optional', |
| 486 | WPAI_PCLZIP_CB_POST_ADD => 'optional', |
| 487 | WPAI_PCLZIP_OPT_NO_COMPRESSION => 'optional', |
| 488 | WPAI_PCLZIP_OPT_COMMENT => 'optional', |
| 489 | WPAI_PCLZIP_OPT_ADD_COMMENT => 'optional', |
| 490 | WPAI_PCLZIP_OPT_PREPEND_COMMENT => 'optional', |
| 491 | WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', |
| 492 | WPAI_PCLZIP_OPT_TEMP_FILE_ON => 'optional', |
| 493 | WPAI_PCLZIP_OPT_TEMP_FILE_OFF => 'optional' |
| 494 | //, WPAI_PCLZIP_OPT_CRYPT => 'optional' |
| 495 | )); |
| 496 | if ($v_result != 1) { |
| 497 | return 0; |
| 498 | } |
| 499 | } else { |
| 500 | // ----- Look for 2 args |
| 501 | // Here we need to support the first historic synopsis of the |
| 502 | // method. |
| 503 | // ----- Get the first argument |
| 504 | $v_options[WPAI_PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0]; |
| 505 | |
| 506 | // ----- Look for the optional second argument |
| 507 | if ($v_size == 2) { |
| 508 | $v_options[WPAI_PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1]; |
| 509 | } elseif ($v_size > 2) { |
| 510 | // ----- Error log |
| 511 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); |
| 512 | |
| 513 | // ----- Return |
| 514 | return 0; |
| 515 | } |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | // ----- Look for default option values |
| 520 | $this->privOptionDefaultThreshold($v_options); |
| 521 | |
| 522 | // ----- Init |
| 523 | $v_string_list = array(); |
| 524 | $v_att_list = array(); |
| 525 | $v_filedescr_list = array(); |
| 526 | $p_result_list = array(); |
| 527 | |
| 528 | // ----- Look if the $p_filelist is really an array |
| 529 | if (is_array($p_filelist)) { |
| 530 | // ----- Look if the first element is also an array |
| 531 | // This will mean that this is a file description entry |
| 532 | if (isset($p_filelist[0]) && is_array($p_filelist[0])) { |
| 533 | $v_att_list = $p_filelist; |
| 534 | } else { |
| 535 | // ----- The list is a list of string names |
| 536 | $v_string_list = $p_filelist; |
| 537 | } |
| 538 | } elseif (is_string($p_filelist)) { |
| 539 | // ----- Look if the $p_filelist is a string |
| 540 | // ----- Create a list from the string |
| 541 | $v_string_list = explode(WPAI_PCLZIP_SEPARATOR, $p_filelist); |
| 542 | } else { |
| 543 | // ----- Invalid variable type for $p_filelist |
| 544 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type '".gettype($p_filelist)."' for p_filelist"); |
| 545 | return 0; |
| 546 | } |
| 547 | |
| 548 | // ----- Reformat the string list |
| 549 | if (sizeof($v_string_list) != 0) { |
| 550 | foreach ($v_string_list as $v_string) { |
| 551 | $v_att_list[][WPAI_PCLZIP_ATT_FILE_NAME] = $v_string; |
| 552 | } |
| 553 | } |
| 554 | |
| 555 | // ----- For each file in the list check the attributes |
| 556 | $v_supported_attributes = array( |
| 557 | WPAI_PCLZIP_ATT_FILE_NAME => 'mandatory', |
| 558 | WPAI_PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional', |
| 559 | WPAI_PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional', |
| 560 | WPAI_PCLZIP_ATT_FILE_MTIME => 'optional', |
| 561 | WPAI_PCLZIP_ATT_FILE_CONTENT => 'optional', |
| 562 | WPAI_PCLZIP_ATT_FILE_COMMENT => 'optional', |
| 563 | ); |
| 564 | foreach ($v_att_list as $v_entry) { |
| 565 | $v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list[], $v_options, $v_supported_attributes); |
| 566 | if ($v_result != 1) { |
| 567 | return 0; |
| 568 | } |
| 569 | } |
| 570 | |
| 571 | // ----- Expand the filelist (expand directories) |
| 572 | $v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options); |
| 573 | if ($v_result != 1) { |
| 574 | return 0; |
| 575 | } |
| 576 | |
| 577 | // ----- Call the create fct |
| 578 | $v_result = $this->privAdd($v_filedescr_list, $p_result_list, $v_options); |
| 579 | if ($v_result != 1) { |
| 580 | return 0; |
| 581 | } |
| 582 | |
| 583 | // ----- Return |
| 584 | return $p_result_list; |
| 585 | } |
| 586 | // -------------------------------------------------------------------------------- |
| 587 | |
| 588 | // -------------------------------------------------------------------------------- |
| 589 | // Function : listContent() |
| 590 | // Description : |
| 591 | // This public method, gives the list of the files and directories, with their |
| 592 | // properties. |
| 593 | // The properties of each entries in the list are (used also in other functions) : |
| 594 | // filename : Name of the file. For a create or add action it is the filename |
| 595 | // given by the user. For an extract function it is the filename |
| 596 | // of the extracted file. |
| 597 | // stored_filename : Name of the file / directory stored in the archive. |
| 598 | // size : Size of the stored file. |
| 599 | // compressed_size : Size of the file's data compressed in the archive |
| 600 | // (without the headers overhead) |
| 601 | // mtime : Last known modification date of the file (UNIX timestamp) |
| 602 | // comment : Comment associated with the file |
| 603 | // folder : true | false |
| 604 | // index : index of the file in the archive |
| 605 | // status : status of the action (depending of the action) : |
| 606 | // Values are : |
| 607 | // ok : OK ! |
| 608 | // filtered : the file / dir is not extracted (filtered by user) |
| 609 | // already_a_directory : the file can not be extracted because a |
| 610 | // directory with the same name already exists |
| 611 | // write_protected : the file can not be extracted because a file |
| 612 | // with the same name already exists and is |
| 613 | // write protected |
| 614 | // newer_exist : the file was not extracted because a newer file exists |
| 615 | // path_creation_fail : the file is not extracted because the folder |
| 616 | // does not exist and can not be created |
| 617 | // write_error : the file was not extracted because there was a |
| 618 | // error while writing the file |
| 619 | // read_error : the file was not extracted because there was a error |
| 620 | // while reading the file |
| 621 | // invalid_header : the file was not extracted because of an archive |
| 622 | // format error (bad file header) |
| 623 | // Note that each time a method can continue operating when there |
| 624 | // is an action error on a file, the error is only logged in the file status. |
| 625 | // Return Values : |
| 626 | // 0 on an unrecoverable failure, |
| 627 | // The list of the files in the archive. |
| 628 | // -------------------------------------------------------------------------------- |
| 629 | public function listContent() |
| 630 | { |
| 631 | $v_result=1; |
| 632 | |
| 633 | // ----- Reset the error handler |
| 634 | $this->privErrorReset(); |
| 635 | |
| 636 | // ----- Check archive |
| 637 | if (!$this->privCheckFormat()) { |
| 638 | return(0); |
| 639 | } |
| 640 | |
| 641 | // ----- Call the extracting fct |
| 642 | $p_list = array(); |
| 643 | if (($v_result = $this->privList($p_list)) != 1) { |
| 644 | unset($p_list); |
| 645 | return(0); |
| 646 | } |
| 647 | |
| 648 | // ----- Return |
| 649 | return $p_list; |
| 650 | } |
| 651 | // -------------------------------------------------------------------------------- |
| 652 | |
| 653 | // -------------------------------------------------------------------------------- |
| 654 | // Function : |
| 655 | // extract($p_path="./", $p_remove_path="") |
| 656 | // extract([$p_option, $p_option_value, ...]) |
| 657 | // Description : |
| 658 | // This method supports two synopsis. The first one is historical. |
| 659 | // This method extract all the files / directories from the archive to the |
| 660 | // folder indicated in $p_path. |
| 661 | // If you want to ignore the 'root' part of path of the memorized files |
| 662 | // you can indicate this in the optional $p_remove_path parameter. |
| 663 | // By default, if a newer file with the same name already exists, the |
| 664 | // file is not extracted. |
| 665 | // |
| 666 | // If both WPAI_PCLZIP_OPT_PATH and WPAI_PCLZIP_OPT_ADD_PATH aoptions |
| 667 | // are used, the path indicated in WPAI_PCLZIP_OPT_ADD_PATH is append |
| 668 | // at the end of the path value of WPAI_PCLZIP_OPT_PATH. |
| 669 | // Parameters : |
| 670 | // $p_path : Path where the files and directories are to be extracted |
| 671 | // $p_remove_path : First part ('root' part) of the memorized path |
| 672 | // (if any similar) to remove while extracting. |
| 673 | // Options : |
| 674 | // WPAI_PCLZIP_OPT_PATH : |
| 675 | // WPAI_PCLZIP_OPT_ADD_PATH : |
| 676 | // WPAI_PCLZIP_OPT_REMOVE_PATH : |
| 677 | // WPAI_PCLZIP_OPT_REMOVE_ALL_PATH : |
| 678 | // WPAI_PCLZIP_CB_PRE_EXTRACT : |
| 679 | // WPAI_PCLZIP_CB_POST_EXTRACT : |
| 680 | // Return Values : |
| 681 | // 0 or a negative value on failure, |
| 682 | // The list of the extracted files, with a status of the action. |
| 683 | // (see WpaiPclZip::listContent() for list entry format) |
| 684 | // -------------------------------------------------------------------------------- |
| 685 | public function extract() |
| 686 | { |
| 687 | $v_result=1; |
| 688 | |
| 689 | // ----- Reset the error handler |
| 690 | $this->privErrorReset(); |
| 691 | |
| 692 | // ----- Check archive |
| 693 | if (!$this->privCheckFormat()) { |
| 694 | return(0); |
| 695 | } |
| 696 | |
| 697 | // ----- Set default values |
| 698 | $v_options = array(); |
| 699 | // $v_path = "./"; |
| 700 | $v_path = ''; |
| 701 | $v_remove_path = ""; |
| 702 | $v_remove_all_path = false; |
| 703 | |
| 704 | // ----- Look for variable options arguments |
| 705 | $v_size = func_num_args(); |
| 706 | |
| 707 | // ----- Default values for option |
| 708 | $v_options[WPAI_PCLZIP_OPT_EXTRACT_AS_STRING] = false; |
| 709 | |
| 710 | // ----- Look for arguments |
| 711 | if ($v_size > 0) { |
| 712 | // ----- Get the arguments |
| 713 | $v_arg_list = func_get_args(); |
| 714 | |
| 715 | // ----- Look for first arg |
| 716 | if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { |
| 717 | // ----- Parse the options |
| 718 | $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array ( |
| 719 | WPAI_PCLZIP_OPT_PATH => 'optional', |
| 720 | WPAI_PCLZIP_OPT_REMOVE_PATH => 'optional', |
| 721 | WPAI_PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', |
| 722 | WPAI_PCLZIP_OPT_ADD_PATH => 'optional', |
| 723 | WPAI_PCLZIP_CB_PRE_EXTRACT => 'optional', |
| 724 | WPAI_PCLZIP_CB_POST_EXTRACT => 'optional', |
| 725 | WPAI_PCLZIP_OPT_SET_CHMOD => 'optional', |
| 726 | WPAI_PCLZIP_OPT_BY_NAME => 'optional', |
| 727 | WPAI_PCLZIP_OPT_BY_EREG => 'optional', |
| 728 | WPAI_PCLZIP_OPT_BY_PREG => 'optional', |
| 729 | WPAI_PCLZIP_OPT_BY_INDEX => 'optional', |
| 730 | WPAI_PCLZIP_OPT_EXTRACT_AS_STRING => 'optional', |
| 731 | WPAI_PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional', |
| 732 | WPAI_PCLZIP_OPT_REPLACE_NEWER => 'optional', |
| 733 | WPAI_PCLZIP_OPT_STOP_ON_ERROR => 'optional', |
| 734 | WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', |
| 735 | WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', |
| 736 | WPAI_PCLZIP_OPT_TEMP_FILE_ON => 'optional', |
| 737 | WPAI_PCLZIP_OPT_TEMP_FILE_OFF => 'optional', |
| 738 | WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS => 'optional', |
| 739 | WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS => 'optional' |
| 740 | )); |
| 741 | if ($v_result != 1) { |
| 742 | return 0; |
| 743 | } |
| 744 | |
| 745 | // ----- Set the arguments |
| 746 | if (isset($v_options[WPAI_PCLZIP_OPT_PATH])) { |
| 747 | $v_path = $v_options[WPAI_PCLZIP_OPT_PATH]; |
| 748 | } |
| 749 | if (isset($v_options[WPAI_PCLZIP_OPT_REMOVE_PATH])) { |
| 750 | $v_remove_path = $v_options[WPAI_PCLZIP_OPT_REMOVE_PATH]; |
| 751 | } |
| 752 | if (isset($v_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH])) { |
| 753 | $v_remove_all_path = $v_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]; |
| 754 | } |
| 755 | if (isset($v_options[WPAI_PCLZIP_OPT_ADD_PATH])) { |
| 756 | // ----- Check for '/' in last path char |
| 757 | if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) { |
| 758 | $v_path .= '/'; |
| 759 | } |
| 760 | $v_path .= $v_options[WPAI_PCLZIP_OPT_ADD_PATH]; |
| 761 | } |
| 762 | } else { |
| 763 | // ----- Look for 2 args |
| 764 | // Here we need to support the first historic synopsis of the |
| 765 | // method. |
| 766 | // ----- Get the first argument |
| 767 | $v_path = $v_arg_list[0]; |
| 768 | |
| 769 | // ----- Look for the optional second argument |
| 770 | if ($v_size == 2) { |
| 771 | $v_remove_path = $v_arg_list[1]; |
| 772 | } elseif ($v_size > 2) { |
| 773 | // ----- Error log |
| 774 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); |
| 775 | |
| 776 | // ----- Return |
| 777 | return 0; |
| 778 | } |
| 779 | } |
| 780 | } |
| 781 | |
| 782 | // ----- Look for default option values |
| 783 | $this->privOptionDefaultThreshold($v_options); |
| 784 | |
| 785 | // ----- Trace |
| 786 | |
| 787 | // ----- Call the extracting fct |
| 788 | $p_list = array(); |
| 789 | $v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options); |
| 790 | if ($v_result < 1) { |
| 791 | unset($p_list); |
| 792 | return(0); |
| 793 | } |
| 794 | |
| 795 | // ----- Return |
| 796 | return $p_list; |
| 797 | } |
| 798 | // -------------------------------------------------------------------------------- |
| 799 | |
| 800 | |
| 801 | // -------------------------------------------------------------------------------- |
| 802 | // Function : |
| 803 | // extractByIndex($p_index, $p_path="./", $p_remove_path="") |
| 804 | // extractByIndex($p_index, [$p_option, $p_option_value, ...]) |
| 805 | // Description : |
| 806 | // This method supports two synopsis. The first one is historical. |
| 807 | // This method is doing a partial extract of the archive. |
| 808 | // The extracted files or folders are identified by their index in the |
| 809 | // archive (from 0 to n). |
| 810 | // Note that if the index identify a folder, only the folder entry is |
| 811 | // extracted, not all the files included in the archive. |
| 812 | // Parameters : |
| 813 | // $p_index : A single index (integer) or a string of indexes of files to |
| 814 | // extract. The form of the string is "0,4-6,8-12" with only numbers |
| 815 | // and '-' for range or ',' to separate ranges. No spaces or ';' |
| 816 | // are allowed. |
| 817 | // $p_path : Path where the files and directories are to be extracted |
| 818 | // $p_remove_path : First part ('root' part) of the memorized path |
| 819 | // (if any similar) to remove while extracting. |
| 820 | // Options : |
| 821 | // WPAI_PCLZIP_OPT_PATH : |
| 822 | // WPAI_PCLZIP_OPT_ADD_PATH : |
| 823 | // WPAI_PCLZIP_OPT_REMOVE_PATH : |
| 824 | // WPAI_PCLZIP_OPT_REMOVE_ALL_PATH : |
| 825 | // WPAI_PCLZIP_OPT_EXTRACT_AS_STRING : The files are extracted as strings and |
| 826 | // not as files. |
| 827 | // The resulting content is in a new field 'content' in the file |
| 828 | // structure. |
| 829 | // This option must be used alone (any other options are ignored). |
| 830 | // WPAI_PCLZIP_CB_PRE_EXTRACT : |
| 831 | // WPAI_PCLZIP_CB_POST_EXTRACT : |
| 832 | // Return Values : |
| 833 | // 0 on failure, |
| 834 | // The list of the extracted files, with a status of the action. |
| 835 | // (see WpaiPclZip::listContent() for list entry format) |
| 836 | // -------------------------------------------------------------------------------- |
| 837 | //function extractByIndex($p_index, options...) |
| 838 | public function extractByIndex($p_index) |
| 839 | { |
| 840 | $v_result=1; |
| 841 | |
| 842 | // ----- Reset the error handler |
| 843 | $this->privErrorReset(); |
| 844 | |
| 845 | // ----- Check archive |
| 846 | if (!$this->privCheckFormat()) { |
| 847 | return(0); |
| 848 | } |
| 849 | |
| 850 | // ----- Set default values |
| 851 | $v_options = array(); |
| 852 | // $v_path = "./"; |
| 853 | $v_path = ''; |
| 854 | $v_remove_path = ""; |
| 855 | $v_remove_all_path = false; |
| 856 | |
| 857 | // ----- Look for variable options arguments |
| 858 | $v_size = func_num_args(); |
| 859 | |
| 860 | // ----- Default values for option |
| 861 | $v_options[WPAI_PCLZIP_OPT_EXTRACT_AS_STRING] = false; |
| 862 | |
| 863 | // ----- Look for arguments |
| 864 | if ($v_size > 1) { |
| 865 | // ----- Get the arguments |
| 866 | $v_arg_list = func_get_args(); |
| 867 | |
| 868 | // ----- Remove form the options list the first argument |
| 869 | array_shift($v_arg_list); |
| 870 | $v_size--; |
| 871 | |
| 872 | // ----- Look for first arg |
| 873 | if ((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)) { |
| 874 | // ----- Parse the options |
| 875 | $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array( |
| 876 | WPAI_PCLZIP_OPT_PATH => 'optional', |
| 877 | WPAI_PCLZIP_OPT_REMOVE_PATH => 'optional', |
| 878 | WPAI_PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', |
| 879 | WPAI_PCLZIP_OPT_EXTRACT_AS_STRING => 'optional', |
| 880 | WPAI_PCLZIP_OPT_ADD_PATH => 'optional', |
| 881 | WPAI_PCLZIP_CB_PRE_EXTRACT => 'optional', |
| 882 | WPAI_PCLZIP_CB_POST_EXTRACT => 'optional', |
| 883 | WPAI_PCLZIP_OPT_SET_CHMOD => 'optional', |
| 884 | WPAI_PCLZIP_OPT_REPLACE_NEWER => 'optional', |
| 885 | WPAI_PCLZIP_OPT_STOP_ON_ERROR => 'optional', |
| 886 | WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', |
| 887 | WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', |
| 888 | WPAI_PCLZIP_OPT_TEMP_FILE_ON => 'optional', |
| 889 | WPAI_PCLZIP_OPT_TEMP_FILE_OFF => 'optional', |
| 890 | WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS => 'optional', |
| 891 | WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS => 'optional' |
| 892 | )); |
| 893 | if ($v_result != 1) { |
| 894 | return 0; |
| 895 | } |
| 896 | |
| 897 | // ----- Set the arguments |
| 898 | if (isset($v_options[WPAI_PCLZIP_OPT_PATH])) { |
| 899 | $v_path = $v_options[WPAI_PCLZIP_OPT_PATH]; |
| 900 | } |
| 901 | if (isset($v_options[WPAI_PCLZIP_OPT_REMOVE_PATH])) { |
| 902 | $v_remove_path = $v_options[WPAI_PCLZIP_OPT_REMOVE_PATH]; |
| 903 | } |
| 904 | if (isset($v_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH])) { |
| 905 | $v_remove_all_path = $v_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]; |
| 906 | } |
| 907 | if (isset($v_options[WPAI_PCLZIP_OPT_ADD_PATH])) { |
| 908 | // ----- Check for '/' in last path char |
| 909 | if ((strlen($v_path) > 0) && (substr($v_path, -1) != '/')) { |
| 910 | $v_path .= '/'; |
| 911 | } |
| 912 | $v_path .= $v_options[WPAI_PCLZIP_OPT_ADD_PATH]; |
| 913 | } |
| 914 | if (!isset($v_options[WPAI_PCLZIP_OPT_EXTRACT_AS_STRING])) { |
| 915 | $v_options[WPAI_PCLZIP_OPT_EXTRACT_AS_STRING] = false; |
| 916 | } else { |
| 917 | } |
| 918 | } else { |
| 919 | // ----- Look for 2 args |
| 920 | // Here we need to support the first historic synopsis of the |
| 921 | // method. |
| 922 | |
| 923 | // ----- Get the first argument |
| 924 | $v_path = $v_arg_list[0]; |
| 925 | |
| 926 | // ----- Look for the optional second argument |
| 927 | if ($v_size == 2) { |
| 928 | $v_remove_path = $v_arg_list[1]; |
| 929 | } elseif ($v_size > 2) { |
| 930 | // ----- Error log |
| 931 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid number / type of arguments"); |
| 932 | |
| 933 | // ----- Return |
| 934 | return 0; |
| 935 | } |
| 936 | } |
| 937 | } |
| 938 | |
| 939 | // ----- Trace |
| 940 | |
| 941 | // ----- Trick |
| 942 | // Here I want to reuse extractByRule(), so I need to parse the $p_index |
| 943 | // with privParseOptions() |
| 944 | $v_arg_trick = array (WPAI_PCLZIP_OPT_BY_INDEX, $p_index); |
| 945 | $v_options_trick = array(); |
| 946 | $v_result = $this->privParseOptions($v_arg_trick, sizeof($v_arg_trick), $v_options_trick, array (WPAI_PCLZIP_OPT_BY_INDEX => 'optional')); |
| 947 | if ($v_result != 1) { |
| 948 | return 0; |
| 949 | } |
| 950 | $v_options[WPAI_PCLZIP_OPT_BY_INDEX] = $v_options_trick[WPAI_PCLZIP_OPT_BY_INDEX]; |
| 951 | |
| 952 | // ----- Look for default option values |
| 953 | $this->privOptionDefaultThreshold($v_options); |
| 954 | |
| 955 | // ----- Call the extracting fct |
| 956 | if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) { |
| 957 | return(0); |
| 958 | } |
| 959 | |
| 960 | // ----- Return |
| 961 | return $p_list; |
| 962 | } |
| 963 | // -------------------------------------------------------------------------------- |
| 964 | |
| 965 | // -------------------------------------------------------------------------------- |
| 966 | // Function : |
| 967 | // delete([$p_option, $p_option_value, ...]) |
| 968 | // Description : |
| 969 | // This method removes files from the archive. |
| 970 | // If no parameters are given, then all the archive is emptied. |
| 971 | // Parameters : |
| 972 | // None or optional arguments. |
| 973 | // Options : |
| 974 | // WPAI_PCLZIP_OPT_BY_INDEX : |
| 975 | // WPAI_PCLZIP_OPT_BY_NAME : |
| 976 | // WPAI_PCLZIP_OPT_BY_EREG : |
| 977 | // WPAI_PCLZIP_OPT_BY_PREG : |
| 978 | // Return Values : |
| 979 | // 0 on failure, |
| 980 | // The list of the files which are still present in the archive. |
| 981 | // (see WpaiPclZip::listContent() for list entry format) |
| 982 | // -------------------------------------------------------------------------------- |
| 983 | public function delete() |
| 984 | { |
| 985 | $v_result=1; |
| 986 | |
| 987 | // ----- Reset the error handler |
| 988 | $this->privErrorReset(); |
| 989 | |
| 990 | // ----- Check archive |
| 991 | if (!$this->privCheckFormat()) { |
| 992 | return(0); |
| 993 | } |
| 994 | |
| 995 | // ----- Set default values |
| 996 | $v_options = array(); |
| 997 | |
| 998 | // ----- Look for variable options arguments |
| 999 | $v_size = func_num_args(); |
| 1000 | |
| 1001 | // ----- Look for arguments |
| 1002 | if ($v_size > 0) { |
| 1003 | // ----- Get the arguments |
| 1004 | $v_arg_list = func_get_args(); |
| 1005 | |
| 1006 | // ----- Parse the options |
| 1007 | $v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array ( |
| 1008 | WPAI_PCLZIP_OPT_BY_NAME => 'optional', |
| 1009 | WPAI_PCLZIP_OPT_BY_EREG => 'optional', |
| 1010 | WPAI_PCLZIP_OPT_BY_PREG => 'optional', |
| 1011 | WPAI_PCLZIP_OPT_BY_INDEX => 'optional' |
| 1012 | )); |
| 1013 | if ($v_result != 1) { |
| 1014 | return 0; |
| 1015 | } |
| 1016 | } |
| 1017 | |
| 1018 | // ----- Magic quotes trick |
| 1019 | $this->privDisableMagicQuotes(); |
| 1020 | |
| 1021 | // ----- Call the delete fct |
| 1022 | $v_list = array(); |
| 1023 | if (($v_result = $this->privDeleteByRule($v_list, $v_options)) != 1) { |
| 1024 | $this->privSwapBackMagicQuotes(); |
| 1025 | unset($v_list); |
| 1026 | return(0); |
| 1027 | } |
| 1028 | |
| 1029 | // ----- Magic quotes trick |
| 1030 | $this->privSwapBackMagicQuotes(); |
| 1031 | |
| 1032 | // ----- Return |
| 1033 | return $v_list; |
| 1034 | } |
| 1035 | // -------------------------------------------------------------------------------- |
| 1036 | |
| 1037 | // -------------------------------------------------------------------------------- |
| 1038 | // Function : deleteByIndex() |
| 1039 | // Description : |
| 1040 | // ***** Deprecated ***** |
| 1041 | // delete(WPAI_PCLZIP_OPT_BY_INDEX, $p_index) should be prefered. |
| 1042 | // -------------------------------------------------------------------------------- |
| 1043 | public function deleteByIndex($p_index) |
| 1044 | { |
| 1045 | |
| 1046 | $p_list = $this->delete(WPAI_PCLZIP_OPT_BY_INDEX, $p_index); |
| 1047 | |
| 1048 | // ----- Return |
| 1049 | return $p_list; |
| 1050 | } |
| 1051 | // -------------------------------------------------------------------------------- |
| 1052 | |
| 1053 | // -------------------------------------------------------------------------------- |
| 1054 | // Function : properties() |
| 1055 | // Description : |
| 1056 | // This method gives the properties of the archive. |
| 1057 | // The properties are : |
| 1058 | // nb : Number of files in the archive |
| 1059 | // comment : Comment associated with the archive file |
| 1060 | // status : not_exist, ok |
| 1061 | // Parameters : |
| 1062 | // None |
| 1063 | // Return Values : |
| 1064 | // 0 on failure, |
| 1065 | // An array with the archive properties. |
| 1066 | // -------------------------------------------------------------------------------- |
| 1067 | public function properties() |
| 1068 | { |
| 1069 | |
| 1070 | // ----- Reset the error handler |
| 1071 | $this->privErrorReset(); |
| 1072 | |
| 1073 | // ----- Magic quotes trick |
| 1074 | $this->privDisableMagicQuotes(); |
| 1075 | |
| 1076 | // ----- Check archive |
| 1077 | if (!$this->privCheckFormat()) { |
| 1078 | $this->privSwapBackMagicQuotes(); |
| 1079 | return(0); |
| 1080 | } |
| 1081 | |
| 1082 | // ----- Default properties |
| 1083 | $v_prop = array(); |
| 1084 | $v_prop['comment'] = ''; |
| 1085 | $v_prop['nb'] = 0; |
| 1086 | $v_prop['status'] = 'not_exist'; |
| 1087 | |
| 1088 | // ----- Look if file exists |
| 1089 | if (@is_file($this->zipname)) { |
| 1090 | // ----- Open the zip file |
| 1091 | if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) { |
| 1092 | $this->privSwapBackMagicQuotes(); |
| 1093 | |
| 1094 | // ----- Error log |
| 1095 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode'); |
| 1096 | |
| 1097 | // ----- Return |
| 1098 | return 0; |
| 1099 | } |
| 1100 | |
| 1101 | // ----- Read the central directory informations |
| 1102 | $v_central_dir = array(); |
| 1103 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 1104 | $this->privSwapBackMagicQuotes(); |
| 1105 | return 0; |
| 1106 | } |
| 1107 | |
| 1108 | // ----- Close the zip file |
| 1109 | $this->privCloseFd(); |
| 1110 | |
| 1111 | // ----- Set the user attributes |
| 1112 | $v_prop['comment'] = $v_central_dir['comment']; |
| 1113 | $v_prop['nb'] = $v_central_dir['entries']; |
| 1114 | $v_prop['status'] = 'ok'; |
| 1115 | } |
| 1116 | |
| 1117 | // ----- Magic quotes trick |
| 1118 | $this->privSwapBackMagicQuotes(); |
| 1119 | |
| 1120 | // ----- Return |
| 1121 | return $v_prop; |
| 1122 | } |
| 1123 | // -------------------------------------------------------------------------------- |
| 1124 | |
| 1125 | // -------------------------------------------------------------------------------- |
| 1126 | // Function : duplicate() |
| 1127 | // Description : |
| 1128 | // This method creates an archive by copying the content of an other one. If |
| 1129 | // the archive already exist, it is replaced by the new one without any warning. |
| 1130 | // Parameters : |
| 1131 | // $p_archive : The filename of a valid archive, or |
| 1132 | // a valid PclZip object. |
| 1133 | // Return Values : |
| 1134 | // 1 on success. |
| 1135 | // 0 or a negative value on error (error code). |
| 1136 | // -------------------------------------------------------------------------------- |
| 1137 | public function duplicate($p_archive) |
| 1138 | { |
| 1139 | $v_result = 1; |
| 1140 | |
| 1141 | // ----- Reset the error handler |
| 1142 | $this->privErrorReset(); |
| 1143 | |
| 1144 | // ----- Look if the $p_archive is a PclZip object |
| 1145 | if ((is_object($p_archive)) && (get_class($p_archive) == 'pclzip')) { |
| 1146 | // ----- Duplicate the archive |
| 1147 | $v_result = $this->privDuplicate($p_archive->zipname); |
| 1148 | } elseif (is_string($p_archive)) { |
| 1149 | // ----- Look if the $p_archive is a string (so a filename) |
| 1150 | // ----- Check that $p_archive is a valid zip file |
| 1151 | // TBC : Should also check the archive format |
| 1152 | if (!is_file($p_archive)) { |
| 1153 | // ----- Error log |
| 1154 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_FILE, "No file with filename '".$p_archive."'"); |
| 1155 | $v_result = WPAI_PCLZIP_ERR_MISSING_FILE; |
| 1156 | } else { |
| 1157 | // ----- Duplicate the archive |
| 1158 | $v_result = $this->privDuplicate($p_archive); |
| 1159 | } |
| 1160 | } else { |
| 1161 | // ----- Invalid variable |
| 1162 | // ----- Error log |
| 1163 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add"); |
| 1164 | $v_result = WPAI_PCLZIP_ERR_INVALID_PARAMETER; |
| 1165 | } |
| 1166 | |
| 1167 | // ----- Return |
| 1168 | return $v_result; |
| 1169 | } |
| 1170 | // -------------------------------------------------------------------------------- |
| 1171 | |
| 1172 | // -------------------------------------------------------------------------------- |
| 1173 | // Function : merge() |
| 1174 | // Description : |
| 1175 | // This method merge the $p_archive_to_add archive at the end of the current |
| 1176 | // one ($this). |
| 1177 | // If the archive ($this) does not exist, the merge becomes a duplicate. |
| 1178 | // If the $p_archive_to_add archive does not exist, the merge is a success. |
| 1179 | // Parameters : |
| 1180 | // $p_archive_to_add : It can be directly the filename of a valid zip archive, |
| 1181 | // or a PclZip object archive. |
| 1182 | // Return Values : |
| 1183 | // 1 on success, |
| 1184 | // 0 or negative values on error (see below). |
| 1185 | // -------------------------------------------------------------------------------- |
| 1186 | public function merge($p_archive_to_add) |
| 1187 | { |
| 1188 | $v_result = 1; |
| 1189 | |
| 1190 | // ----- Reset the error handler |
| 1191 | $this->privErrorReset(); |
| 1192 | |
| 1193 | // ----- Check archive |
| 1194 | if (!$this->privCheckFormat()) { |
| 1195 | return(0); |
| 1196 | } |
| 1197 | |
| 1198 | // ----- Look if the $p_archive_to_add is a PclZip object |
| 1199 | if ((is_object($p_archive_to_add)) && (get_class($p_archive_to_add) == 'pclzip')) { |
| 1200 | // ----- Merge the archive |
| 1201 | $v_result = $this->privMerge($p_archive_to_add); |
| 1202 | } elseif (is_string($p_archive_to_add)) { |
| 1203 | // ----- Look if the $p_archive_to_add is a string (so a filename) |
| 1204 | // ----- Create a temporary archive |
| 1205 | $v_object_archive = new PclZip($p_archive_to_add); |
| 1206 | |
| 1207 | // ----- Merge the archive |
| 1208 | $v_result = $this->privMerge($v_object_archive); |
| 1209 | } else { |
| 1210 | // ----- Invalid variable |
| 1211 | // ----- Error log |
| 1212 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type p_archive_to_add"); |
| 1213 | $v_result = WPAI_PCLZIP_ERR_INVALID_PARAMETER; |
| 1214 | } |
| 1215 | |
| 1216 | // ----- Return |
| 1217 | return $v_result; |
| 1218 | } |
| 1219 | // -------------------------------------------------------------------------------- |
| 1220 | |
| 1221 | |
| 1222 | |
| 1223 | // -------------------------------------------------------------------------------- |
| 1224 | // Function : errorCode() |
| 1225 | // Description : |
| 1226 | // Parameters : |
| 1227 | // -------------------------------------------------------------------------------- |
| 1228 | public function errorCode() |
| 1229 | { |
| 1230 | if (WPAI_PCLZIP_ERROR_EXTERNAL == 1) { |
| 1231 | // External error handling not implemented - fallback to internal |
| 1232 | return($this->error_code); |
| 1233 | } else { |
| 1234 | return($this->error_code); |
| 1235 | } |
| 1236 | } |
| 1237 | // -------------------------------------------------------------------------------- |
| 1238 | |
| 1239 | // -------------------------------------------------------------------------------- |
| 1240 | // Function : errorName() |
| 1241 | // Description : |
| 1242 | // Parameters : |
| 1243 | // -------------------------------------------------------------------------------- |
| 1244 | public function errorName($p_with_code = false) |
| 1245 | { |
| 1246 | $v_name = array( |
| 1247 | WPAI_PCLZIP_ERR_NO_ERROR => 'WPAI_PCLZIP_ERR_NO_ERROR', |
| 1248 | WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL => 'WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL', |
| 1249 | WPAI_PCLZIP_ERR_READ_OPEN_FAIL => 'WPAI_PCLZIP_ERR_READ_OPEN_FAIL', |
| 1250 | WPAI_PCLZIP_ERR_INVALID_PARAMETER => 'WPAI_PCLZIP_ERR_INVALID_PARAMETER', |
| 1251 | WPAI_PCLZIP_ERR_MISSING_FILE => 'WPAI_PCLZIP_ERR_MISSING_FILE', |
| 1252 | WPAI_PCLZIP_ERR_FILENAME_TOO_LONG => 'WPAI_PCLZIP_ERR_FILENAME_TOO_LONG', |
| 1253 | WPAI_PCLZIP_ERR_INVALID_ZIP => 'WPAI_PCLZIP_ERR_INVALID_ZIP', |
| 1254 | WPAI_PCLZIP_ERR_BAD_EXTRACTED_FILE => 'WPAI_PCLZIP_ERR_BAD_EXTRACTED_FILE', |
| 1255 | WPAI_PCLZIP_ERR_DIR_CREATE_FAIL => 'WPAI_PCLZIP_ERR_DIR_CREATE_FAIL', |
| 1256 | WPAI_PCLZIP_ERR_BAD_EXTENSION => 'WPAI_PCLZIP_ERR_BAD_EXTENSION', |
| 1257 | WPAI_PCLZIP_ERR_BAD_FORMAT => 'WPAI_PCLZIP_ERR_BAD_FORMAT', |
| 1258 | WPAI_PCLZIP_ERR_DELETE_FILE_FAIL => 'WPAI_PCLZIP_ERR_DELETE_FILE_FAIL', |
| 1259 | WPAI_PCLZIP_ERR_RENAME_FILE_FAIL => 'WPAI_PCLZIP_ERR_RENAME_FILE_FAIL', |
| 1260 | WPAI_PCLZIP_ERR_BAD_CHECKSUM => 'WPAI_PCLZIP_ERR_BAD_CHECKSUM', |
| 1261 | WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP => 'WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP', |
| 1262 | WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE => 'WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE', |
| 1263 | WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE => 'WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE', |
| 1264 | WPAI_PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'WPAI_PCLZIP_ERR_UNSUPPORTED_COMPRESSION', |
| 1265 | WPAI_PCLZIP_ERR_UNSUPPORTED_ENCRYPTION => 'WPAI_PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', |
| 1266 | WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE => 'WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', |
| 1267 | WPAI_PCLZIP_ERR_DIRECTORY_RESTRICTION => 'WPAI_PCLZIP_ERR_DIRECTORY_RESTRICTION', |
| 1268 | ); |
| 1269 | |
| 1270 | if (isset($v_name[$this->error_code])) { |
| 1271 | $v_value = $v_name[$this->error_code]; |
| 1272 | } else { |
| 1273 | $v_value = 'NoName'; |
| 1274 | } |
| 1275 | |
| 1276 | if ($p_with_code) { |
| 1277 | return($v_value.' ('.$this->error_code.')'); |
| 1278 | } else { |
| 1279 | return($v_value); |
| 1280 | } |
| 1281 | } |
| 1282 | // -------------------------------------------------------------------------------- |
| 1283 | |
| 1284 | // -------------------------------------------------------------------------------- |
| 1285 | // Function : errorInfo() |
| 1286 | // Description : |
| 1287 | // Parameters : |
| 1288 | // -------------------------------------------------------------------------------- |
| 1289 | public function errorInfo($p_full = false) |
| 1290 | { |
| 1291 | if (WPAI_PCLZIP_ERROR_EXTERNAL == 1) { |
| 1292 | // External error handling not implemented - fallback to internal |
| 1293 | if ($p_full) { |
| 1294 | return($this->errorName(true)." : ".$this->error_string); |
| 1295 | } else { |
| 1296 | return($this->error_string." [code ".$this->error_code."]"); |
| 1297 | } |
| 1298 | } else { |
| 1299 | if ($p_full) { |
| 1300 | return($this->errorName(true)." : ".$this->error_string); |
| 1301 | } else { |
| 1302 | return($this->error_string." [code ".$this->error_code."]"); |
| 1303 | } |
| 1304 | } |
| 1305 | } |
| 1306 | // -------------------------------------------------------------------------------- |
| 1307 | |
| 1308 | |
| 1309 | // -------------------------------------------------------------------------------- |
| 1310 | // ***** UNDER THIS LINE ARE DEFINED PRIVATE INTERNAL FUNCTIONS ***** |
| 1311 | // ***** ***** |
| 1312 | // ***** THESES FUNCTIONS MUST NOT BE USED DIRECTLY ***** |
| 1313 | // -------------------------------------------------------------------------------- |
| 1314 | |
| 1315 | |
| 1316 | |
| 1317 | // -------------------------------------------------------------------------------- |
| 1318 | // Function : privCheckFormat() |
| 1319 | // Description : |
| 1320 | // This method check that the archive exists and is a valid zip archive. |
| 1321 | // Several level of check exists. (futur) |
| 1322 | // Parameters : |
| 1323 | // $p_level : Level of check. Default 0. |
| 1324 | // 0 : Check the first bytes (magic codes) (default value)) |
| 1325 | // 1 : 0 + Check the central directory (futur) |
| 1326 | // 2 : 1 + Check each file header (futur) |
| 1327 | // Return Values : |
| 1328 | // true on success, |
| 1329 | // false on error, the error code is set. |
| 1330 | // -------------------------------------------------------------------------------- |
| 1331 | public function privCheckFormat($p_level = 0) |
| 1332 | { |
| 1333 | $v_result = true; |
| 1334 | |
| 1335 | // ----- Reset the file system cache |
| 1336 | clearstatcache(); |
| 1337 | |
| 1338 | // ----- Reset the error handler |
| 1339 | $this->privErrorReset(); |
| 1340 | |
| 1341 | // ----- Look if the file exits |
| 1342 | if (!is_file($this->zipname)) { |
| 1343 | // ----- Error log |
| 1344 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_FILE, "Missing archive file '".$this->zipname."'"); |
| 1345 | return(false); |
| 1346 | } |
| 1347 | |
| 1348 | // ----- Check that the file is readeable |
| 1349 | if (!is_readable($this->zipname)) { |
| 1350 | // ----- Error log |
| 1351 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '".$this->zipname."'"); |
| 1352 | return(false); |
| 1353 | } |
| 1354 | |
| 1355 | // ----- Check the magic code |
| 1356 | // TBC |
| 1357 | |
| 1358 | // ----- Check the central header |
| 1359 | // TBC |
| 1360 | |
| 1361 | // ----- Check each file header |
| 1362 | // TBC |
| 1363 | |
| 1364 | // ----- Return |
| 1365 | return $v_result; |
| 1366 | } |
| 1367 | // -------------------------------------------------------------------------------- |
| 1368 | |
| 1369 | // -------------------------------------------------------------------------------- |
| 1370 | // Function : privParseOptions() |
| 1371 | // Description : |
| 1372 | // This internal methods reads the variable list of arguments ($p_options_list, |
| 1373 | // $p_size) and generate an array with the options and values ($v_result_list). |
| 1374 | // $v_requested_options contains the options that can be present and those that |
| 1375 | // must be present. |
| 1376 | // $v_requested_options is an array, with the option value as key, and 'optional', |
| 1377 | // or 'mandatory' as value. |
| 1378 | // Parameters : |
| 1379 | // See above. |
| 1380 | // Return Values : |
| 1381 | // 1 on success. |
| 1382 | // 0 on failure. |
| 1383 | // -------------------------------------------------------------------------------- |
| 1384 | public function privParseOptions(&$p_options_list, $p_size, &$v_result_list, $v_requested_options = false) |
| 1385 | { |
| 1386 | $v_result=1; |
| 1387 | |
| 1388 | // ----- Read the options |
| 1389 | $i=0; |
| 1390 | while ($i<$p_size) { |
| 1391 | // ----- Check if the option is supported |
| 1392 | if (!isset($v_requested_options[$p_options_list[$i]])) { |
| 1393 | // ----- Error log |
| 1394 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid optional parameter '".$p_options_list[$i]."' for this method"); |
| 1395 | |
| 1396 | // ----- Return |
| 1397 | return WpaiPclZip::errorCode(); |
| 1398 | } |
| 1399 | |
| 1400 | // ----- Look for next option |
| 1401 | switch ($p_options_list[$i]) { |
| 1402 | // ----- Look for options that request a path value |
| 1403 | case WPAI_PCLZIP_OPT_PATH: |
| 1404 | case WPAI_PCLZIP_OPT_REMOVE_PATH: |
| 1405 | case WPAI_PCLZIP_OPT_ADD_PATH: |
| 1406 | // ----- Check the number of parameters |
| 1407 | if (($i+1) >= $p_size) { |
| 1408 | // ----- Error log |
| 1409 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1410 | |
| 1411 | // ----- Return |
| 1412 | return WpaiPclZip::errorCode(); |
| 1413 | } |
| 1414 | |
| 1415 | // ----- Get the value |
| 1416 | $v_result_list[$p_options_list[$i]] = WpaiPclZipUtilTranslateWinPath($p_options_list[ $i + 1], false); |
| 1417 | $i++; |
| 1418 | break; |
| 1419 | |
| 1420 | case WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD: |
| 1421 | // ----- Check the number of parameters |
| 1422 | if (($i+1) >= $p_size) { |
| 1423 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1424 | return WpaiPclZip::errorCode(); |
| 1425 | } |
| 1426 | |
| 1427 | // ----- Check for incompatible options |
| 1428 | if (isset($v_result_list[WPAI_PCLZIP_OPT_TEMP_FILE_OFF])) { |
| 1429 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'WPAI_PCLZIP_OPT_TEMP_FILE_OFF'"); |
| 1430 | return WpaiPclZip::errorCode(); |
| 1431 | } |
| 1432 | |
| 1433 | // ----- Check the value |
| 1434 | $v_value = $p_options_list[$i+1]; |
| 1435 | if ((!is_integer($v_value)) || ($v_value<0)) { |
| 1436 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Integer expected for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1437 | return WpaiPclZip::errorCode(); |
| 1438 | } |
| 1439 | |
| 1440 | // ----- Get the value (and convert it in bytes) |
| 1441 | $v_result_list[$p_options_list[$i]] = $v_value*1048576; |
| 1442 | $i++; |
| 1443 | break; |
| 1444 | |
| 1445 | case WPAI_PCLZIP_OPT_TEMP_FILE_ON: |
| 1446 | // ----- Check for incompatible options |
| 1447 | if (isset($v_result_list[WPAI_PCLZIP_OPT_TEMP_FILE_OFF])) { |
| 1448 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'WPAI_PCLZIP_OPT_TEMP_FILE_OFF'"); |
| 1449 | return WpaiPclZip::errorCode(); |
| 1450 | } |
| 1451 | |
| 1452 | $v_result_list[$p_options_list[$i]] = true; |
| 1453 | break; |
| 1454 | |
| 1455 | case WPAI_PCLZIP_OPT_TEMP_FILE_OFF: |
| 1456 | // ----- Check for incompatible options |
| 1457 | if (isset($v_result_list[WPAI_PCLZIP_OPT_TEMP_FILE_ON])) { |
| 1458 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'WPAI_PCLZIP_OPT_TEMP_FILE_ON'"); |
| 1459 | return WpaiPclZip::errorCode(); |
| 1460 | } |
| 1461 | // ----- Check for incompatible options |
| 1462 | if (isset($v_result_list[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { |
| 1463 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "' can not be used with option 'WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD'"); |
| 1464 | return WpaiPclZip::errorCode(); |
| 1465 | } |
| 1466 | $v_result_list[$p_options_list[$i]] = true; |
| 1467 | break; |
| 1468 | |
| 1469 | case WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION: |
| 1470 | // ----- Check the number of parameters |
| 1471 | if (($i+1) >= $p_size) { |
| 1472 | // ----- Error log |
| 1473 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1474 | // ----- Return |
| 1475 | return WpaiPclZip::errorCode(); |
| 1476 | } |
| 1477 | |
| 1478 | // ----- Get the value |
| 1479 | if (is_string($p_options_list[$i+1]) && ($p_options_list[$i+1] != '')) { |
| 1480 | $v_result_list[$p_options_list[$i]] = WpaiPclZipUtilTranslateWinPath($p_options_list[ $i + 1], false); |
| 1481 | $i++; |
| 1482 | } else { |
| 1483 | } |
| 1484 | break; |
| 1485 | // ----- Look for options that request an array or string for value |
| 1486 | case WPAI_PCLZIP_OPT_BY_NAME: |
| 1487 | case WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS: |
| 1488 | case WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS: |
| 1489 | // ----- Check the number of parameters |
| 1490 | if (($i+1) >= $p_size) { |
| 1491 | // ----- Error log |
| 1492 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1493 | // ----- Return |
| 1494 | return WpaiPclZip::errorCode(); |
| 1495 | } |
| 1496 | |
| 1497 | // ----- Get the value |
| 1498 | if (is_string($p_options_list[$i+1])) { |
| 1499 | $v_result_list[$p_options_list[$i]][0] = $p_options_list[$i+1]; |
| 1500 | } elseif (is_array($p_options_list[$i+1])) { |
| 1501 | $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; |
| 1502 | } else { |
| 1503 | // ----- Error log |
| 1504 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1505 | // ----- Return |
| 1506 | return WpaiPclZip::errorCode(); |
| 1507 | } |
| 1508 | $i++; |
| 1509 | break; |
| 1510 | // ----- Look for options that request an EREG or PREG expression |
| 1511 | case WPAI_PCLZIP_OPT_BY_EREG: |
| 1512 | // ereg() is deprecated starting with PHP 5.3. Move WPAI_PCLZIP_OPT_BY_EREG |
| 1513 | // to WPAI_PCLZIP_OPT_BY_PREG |
| 1514 | $p_options_list[$i] = WPAI_PCLZIP_OPT_BY_PREG; |
| 1515 | case WPAI_PCLZIP_OPT_BY_PREG: |
| 1516 | //case WPAI_PCLZIP_OPT_CRYPT : |
| 1517 | // ----- Check the number of parameters |
| 1518 | if (($i+1) >= $p_size) { |
| 1519 | // ----- Error log |
| 1520 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1521 | // ----- Return |
| 1522 | return WpaiPclZip::errorCode(); |
| 1523 | } |
| 1524 | |
| 1525 | // ----- Get the value |
| 1526 | if (is_string($p_options_list[$i+1])) { |
| 1527 | $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; |
| 1528 | } else { |
| 1529 | // ----- Error log |
| 1530 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1531 | // ----- Return |
| 1532 | return WpaiPclZip::errorCode(); |
| 1533 | } |
| 1534 | $i++; |
| 1535 | break; |
| 1536 | |
| 1537 | // ----- Look for options that takes a string |
| 1538 | case WPAI_PCLZIP_OPT_COMMENT: |
| 1539 | case WPAI_PCLZIP_OPT_ADD_COMMENT: |
| 1540 | case WPAI_PCLZIP_OPT_PREPEND_COMMENT: |
| 1541 | // ----- Check the number of parameters |
| 1542 | if (($i+1) >= $p_size) { |
| 1543 | // ----- Error log |
| 1544 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1545 | |
| 1546 | // ----- Return |
| 1547 | return WpaiPclZip::errorCode(); |
| 1548 | } |
| 1549 | |
| 1550 | // ----- Get the value |
| 1551 | if (is_string($p_options_list[$i+1])) { |
| 1552 | $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; |
| 1553 | } else { |
| 1554 | // ----- Error log |
| 1555 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Wrong parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1556 | |
| 1557 | // ----- Return |
| 1558 | return WpaiPclZip::errorCode(); |
| 1559 | } |
| 1560 | $i++; |
| 1561 | break; |
| 1562 | |
| 1563 | // ----- Look for options that request an array of index |
| 1564 | case WPAI_PCLZIP_OPT_BY_INDEX: |
| 1565 | // ----- Check the number of parameters |
| 1566 | if (($i+1) >= $p_size) { |
| 1567 | // ----- Error log |
| 1568 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1569 | |
| 1570 | // ----- Return |
| 1571 | return WpaiPclZip::errorCode(); |
| 1572 | } |
| 1573 | |
| 1574 | // ----- Get the value |
| 1575 | $v_work_list = array(); |
| 1576 | if (is_string($p_options_list[$i+1])) { |
| 1577 | // ----- Remove spaces |
| 1578 | $p_options_list[$i+1] = strtr($p_options_list[$i+1], ' ', ''); |
| 1579 | |
| 1580 | // ----- Parse items |
| 1581 | $v_work_list = explode(",", $p_options_list[$i+1]); |
| 1582 | } elseif (is_integer($p_options_list[$i+1])) { |
| 1583 | $v_work_list[0] = $p_options_list[$i+1].'-'.$p_options_list[$i+1]; |
| 1584 | } elseif (is_array($p_options_list[$i+1])) { |
| 1585 | $v_work_list = $p_options_list[$i+1]; |
| 1586 | } else { |
| 1587 | // ----- Error log |
| 1588 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Value must be integer, string or array for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1589 | |
| 1590 | // ----- Return |
| 1591 | return WpaiPclZip::errorCode(); |
| 1592 | } |
| 1593 | |
| 1594 | // ----- Reduce the index list |
| 1595 | // each index item in the list must be a couple with a start and |
| 1596 | // an end value : [0,3], [5-5], [8-10], ... |
| 1597 | // ----- Check the format of each item |
| 1598 | $v_sort_flag=false; |
| 1599 | $v_sort_value=0; |
| 1600 | for ($j=0; $j<sizeof($v_work_list); $j++) { |
| 1601 | // ----- Explode the item |
| 1602 | $v_item_list = explode("-", $v_work_list[$j]); |
| 1603 | $v_size_item_list = sizeof($v_item_list); |
| 1604 | |
| 1605 | // ----- TBC : Here we might check that each item is a |
| 1606 | // real integer ... |
| 1607 | |
| 1608 | // ----- Look for single value |
| 1609 | if ($v_size_item_list == 1) { |
| 1610 | // ----- Set the option value |
| 1611 | $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0]; |
| 1612 | $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[0]; |
| 1613 | } elseif ($v_size_item_list == 2) { |
| 1614 | // ----- Set the option value |
| 1615 | $v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0]; |
| 1616 | $v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1]; |
| 1617 | } else { |
| 1618 | // ----- Error log |
| 1619 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Too many values in index range for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1620 | |
| 1621 | // ----- Return |
| 1622 | return WpaiPclZip::errorCode(); |
| 1623 | } |
| 1624 | |
| 1625 | |
| 1626 | // ----- Look for list sort |
| 1627 | if ($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value) { |
| 1628 | $v_sort_flag=true; |
| 1629 | |
| 1630 | // ----- TBC : An automatic sort should be writen ... |
| 1631 | // ----- Error log |
| 1632 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Invalid order of index range for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1633 | |
| 1634 | // ----- Return |
| 1635 | return WpaiPclZip::errorCode(); |
| 1636 | } |
| 1637 | $v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start']; |
| 1638 | } |
| 1639 | |
| 1640 | // ----- Sort the items |
| 1641 | if ($v_sort_flag) { |
| 1642 | // TBC : To Be Completed |
| 1643 | } |
| 1644 | // ----- Next option |
| 1645 | $i++; |
| 1646 | break; |
| 1647 | // ----- Look for options that request no value |
| 1648 | case WPAI_PCLZIP_OPT_REMOVE_ALL_PATH: |
| 1649 | case WPAI_PCLZIP_OPT_EXTRACT_AS_STRING: |
| 1650 | case WPAI_PCLZIP_OPT_NO_COMPRESSION: |
| 1651 | case WPAI_PCLZIP_OPT_EXTRACT_IN_OUTPUT: |
| 1652 | case WPAI_PCLZIP_OPT_REPLACE_NEWER: |
| 1653 | case WPAI_PCLZIP_OPT_STOP_ON_ERROR: |
| 1654 | $v_result_list[$p_options_list[$i]] = true; |
| 1655 | break; |
| 1656 | // ----- Look for options that request an octal value |
| 1657 | case WPAI_PCLZIP_OPT_SET_CHMOD: |
| 1658 | // ----- Check the number of parameters |
| 1659 | if (($i+1) >= $p_size) { |
| 1660 | // ----- Error log |
| 1661 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1662 | // ----- Return |
| 1663 | return WpaiPclZip::errorCode(); |
| 1664 | } |
| 1665 | // ----- Get the value |
| 1666 | $v_result_list[$p_options_list[$i]] = $p_options_list[$i+1]; |
| 1667 | $i++; |
| 1668 | break; |
| 1669 | |
| 1670 | // ----- Look for options that request a call-back |
| 1671 | case WPAI_PCLZIP_CB_PRE_EXTRACT: |
| 1672 | case WPAI_PCLZIP_CB_POST_EXTRACT: |
| 1673 | case WPAI_PCLZIP_CB_PRE_ADD: |
| 1674 | case WPAI_PCLZIP_CB_POST_ADD: |
| 1675 | /* for futur use |
| 1676 | case WPAI_PCLZIP_CB_PRE_DELETE : |
| 1677 | case WPAI_PCLZIP_CB_POST_DELETE : |
| 1678 | case WPAI_PCLZIP_CB_PRE_LIST : |
| 1679 | case WPAI_PCLZIP_CB_POST_LIST : |
| 1680 | */ |
| 1681 | // ----- Check the number of parameters |
| 1682 | if (($i+1) >= $p_size) { |
| 1683 | // ----- Error log |
| 1684 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1685 | // ----- Return |
| 1686 | return WpaiPclZip::errorCode(); |
| 1687 | } |
| 1688 | |
| 1689 | // ----- Get the value |
| 1690 | $v_function_name = $p_options_list[$i+1]; |
| 1691 | |
| 1692 | // ----- Check that the value is a valid existing function |
| 1693 | if (!function_exists($v_function_name)) { |
| 1694 | // ----- Error log |
| 1695 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_OPTION_VALUE, "Function '".$v_function_name."()' is not an existing function for option '" . WpaiPclZipUtilOptionText($p_options_list[$i]) . "'"); |
| 1696 | // ----- Return |
| 1697 | return WpaiPclZip::errorCode(); |
| 1698 | } |
| 1699 | |
| 1700 | // ----- Set the attribute |
| 1701 | $v_result_list[$p_options_list[$i]] = $v_function_name; |
| 1702 | $i++; |
| 1703 | break; |
| 1704 | default: |
| 1705 | // ----- Error log |
| 1706 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '" .$p_options_list[$i]."'"); |
| 1707 | |
| 1708 | // ----- Return |
| 1709 | return WpaiPclZip::errorCode(); |
| 1710 | } |
| 1711 | |
| 1712 | // ----- Next options |
| 1713 | $i++; |
| 1714 | } |
| 1715 | |
| 1716 | // ----- Look for mandatory options |
| 1717 | if ($v_requested_options !== false) { |
| 1718 | for ($key=reset($v_requested_options); $key=key($v_requested_options); $key=next($v_requested_options)) { |
| 1719 | // ----- Look for mandatory option |
| 1720 | if ($v_requested_options[$key] == 'mandatory') { |
| 1721 | // ----- Look if present |
| 1722 | if (!isset($v_result_list[$key])) { |
| 1723 | // ----- Error log |
| 1724 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter " . WpaiPclZipUtilOptionText($key) . "(" . $key . ")"); |
| 1725 | |
| 1726 | // ----- Return |
| 1727 | return WpaiPclZip::errorCode(); |
| 1728 | } |
| 1729 | } |
| 1730 | } |
| 1731 | } |
| 1732 | |
| 1733 | // ----- Look for default values |
| 1734 | if (!isset($v_result_list[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { |
| 1735 | } |
| 1736 | |
| 1737 | // ----- Return |
| 1738 | return $v_result; |
| 1739 | } |
| 1740 | // -------------------------------------------------------------------------------- |
| 1741 | |
| 1742 | // -------------------------------------------------------------------------------- |
| 1743 | // Function : privOptionDefaultThreshold() |
| 1744 | // Description : |
| 1745 | // Parameters : |
| 1746 | // Return Values : |
| 1747 | // -------------------------------------------------------------------------------- |
| 1748 | public function privOptionDefaultThreshold(&$p_options) |
| 1749 | { |
| 1750 | $v_result=1; |
| 1751 | |
| 1752 | if (isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD]) || isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_OFF])) { |
| 1753 | return $v_result; |
| 1754 | } |
| 1755 | |
| 1756 | // ----- Get 'memory_limit' configuration value |
| 1757 | $v_memory_limit = ini_get('memory_limit'); |
| 1758 | $v_memory_limit = trim($v_memory_limit); |
| 1759 | $last = substr($v_memory_limit, -1); |
| 1760 | $v_memory_limit = trim($v_memory_limit, $last); |
| 1761 | $last = strtolower($last); |
| 1762 | |
| 1763 | if ($last == 'g') { |
| 1764 | //$v_memory_limit = $v_memory_limit*1024*1024*1024; |
| 1765 | $v_memory_limit = $v_memory_limit*1073741824; |
| 1766 | } |
| 1767 | if ($last == 'm') { |
| 1768 | //$v_memory_limit = $v_memory_limit*1024*1024; |
| 1769 | $v_memory_limit = $v_memory_limit*1048576; |
| 1770 | } |
| 1771 | if ($last == 'k') { |
| 1772 | $v_memory_limit = $v_memory_limit*1024; |
| 1773 | } |
| 1774 | |
| 1775 | $p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD] = is_numeric($v_memory_limit) ? floor($v_memory_limit*WPAI_PCLZIP_TEMPORARY_FILE_RATIO) : 0; |
| 1776 | |
| 1777 | // ----- Sanity check : No threshold if value lower than 1M |
| 1778 | if ($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD] < 1048576) { |
| 1779 | unset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD]); |
| 1780 | } |
| 1781 | |
| 1782 | // ----- Return |
| 1783 | return $v_result; |
| 1784 | } |
| 1785 | // -------------------------------------------------------------------------------- |
| 1786 | |
| 1787 | // -------------------------------------------------------------------------------- |
| 1788 | // Function : privFileDescrParseAtt() |
| 1789 | // Description : |
| 1790 | // Parameters : |
| 1791 | // Return Values : |
| 1792 | // 1 on success. |
| 1793 | // 0 on failure. |
| 1794 | // -------------------------------------------------------------------------------- |
| 1795 | public function privFileDescrParseAtt(&$p_file_list, &$p_filedescr, $v_options, $v_requested_options = false) |
| 1796 | { |
| 1797 | $v_result=1; |
| 1798 | |
| 1799 | // ----- For each file in the list check the attributes |
| 1800 | foreach ($p_file_list as $v_key => $v_value) { |
| 1801 | // ----- Check if the option is supported |
| 1802 | if (!isset($v_requested_options[$v_key])) { |
| 1803 | // ----- Error log |
| 1804 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid file attribute '".$v_key."' for this file"); |
| 1805 | |
| 1806 | // ----- Return |
| 1807 | return WpaiPclZip::errorCode(); |
| 1808 | } |
| 1809 | |
| 1810 | // ----- Look for attribute |
| 1811 | switch ($v_key) { |
| 1812 | case WPAI_PCLZIP_ATT_FILE_NAME: |
| 1813 | if (!is_string($v_value)) { |
| 1814 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1815 | return WpaiPclZip::errorCode(); |
| 1816 | } |
| 1817 | |
| 1818 | $p_filedescr['filename'] = WpaiPclZipUtilPathReduction($v_value); |
| 1819 | |
| 1820 | if ($p_filedescr['filename'] == '') { |
| 1821 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty filename for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1822 | return WpaiPclZip::errorCode(); |
| 1823 | } |
| 1824 | break; |
| 1825 | case WPAI_PCLZIP_ATT_FILE_NEW_SHORT_NAME: |
| 1826 | if (!is_string($v_value)) { |
| 1827 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1828 | return WpaiPclZip::errorCode(); |
| 1829 | } |
| 1830 | |
| 1831 | $p_filedescr['new_short_name'] = WpaiPclZipUtilPathReduction($v_value); |
| 1832 | |
| 1833 | if ($p_filedescr['new_short_name'] == '') { |
| 1834 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty short filename for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1835 | return WpaiPclZip::errorCode(); |
| 1836 | } |
| 1837 | break; |
| 1838 | case WPAI_PCLZIP_ATT_FILE_NEW_FULL_NAME: |
| 1839 | if (!is_string($v_value)) { |
| 1840 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1841 | return WpaiPclZip::errorCode(); |
| 1842 | } |
| 1843 | |
| 1844 | $p_filedescr['new_full_name'] = WpaiPclZipUtilPathReduction($v_value); |
| 1845 | |
| 1846 | if ($p_filedescr['new_full_name'] == '') { |
| 1847 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid empty full filename for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1848 | return WpaiPclZip::errorCode(); |
| 1849 | } |
| 1850 | break; |
| 1851 | // ----- Look for options that takes a string |
| 1852 | case WPAI_PCLZIP_ATT_FILE_COMMENT: |
| 1853 | if (!is_string($v_value)) { |
| 1854 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". String expected for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1855 | return WpaiPclZip::errorCode(); |
| 1856 | } |
| 1857 | $p_filedescr['comment'] = $v_value; |
| 1858 | break; |
| 1859 | case WPAI_PCLZIP_ATT_FILE_MTIME: |
| 1860 | if (!is_integer($v_value)) { |
| 1861 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type ".gettype($v_value).". Integer expected for attribute '" . WpaiPclZipUtilOptionText($v_key) . "'"); |
| 1862 | return WpaiPclZip::errorCode(); |
| 1863 | } |
| 1864 | $p_filedescr['mtime'] = $v_value; |
| 1865 | break; |
| 1866 | case WPAI_PCLZIP_ATT_FILE_CONTENT: |
| 1867 | $p_filedescr['content'] = $v_value; |
| 1868 | break; |
| 1869 | default: |
| 1870 | // ----- Error log |
| 1871 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '".$v_key."'"); |
| 1872 | |
| 1873 | // ----- Return |
| 1874 | return WpaiPclZip::errorCode(); |
| 1875 | } |
| 1876 | |
| 1877 | // ----- Look for mandatory options |
| 1878 | if ($v_requested_options !== false) { |
| 1879 | for ($key = reset($v_requested_options); $key = key($v_requested_options); $key = next($v_requested_options)) { |
| 1880 | // ----- Look for mandatory option |
| 1881 | if ($v_requested_options[$key] == 'mandatory') { |
| 1882 | // ----- Look if present |
| 1883 | if (!isset($p_file_list[$key])) { |
| 1884 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Missing mandatory parameter " . WpaiPclZipUtilOptionText($key) . "(" . $key . ")"); |
| 1885 | return WpaiPclZip::errorCode(); |
| 1886 | } |
| 1887 | } |
| 1888 | } |
| 1889 | } |
| 1890 | } |
| 1891 | |
| 1892 | // ----- Return |
| 1893 | return $v_result; |
| 1894 | } |
| 1895 | // -------------------------------------------------------------------------------- |
| 1896 | |
| 1897 | // -------------------------------------------------------------------------------- |
| 1898 | // Function : privFileDescrExpand() |
| 1899 | // Description : |
| 1900 | // This method look for each item of the list to see if its a file, a folder |
| 1901 | // or a string to be added as file. For any other type of files (link, other) |
| 1902 | // just ignore the item. |
| 1903 | // Then prepare the information that will be stored for that file. |
| 1904 | // When its a folder, expand the folder with all the files that are in that |
| 1905 | // folder (recursively). |
| 1906 | // Parameters : |
| 1907 | // Return Values : |
| 1908 | // 1 on success. |
| 1909 | // 0 on failure. |
| 1910 | // -------------------------------------------------------------------------------- |
| 1911 | public function privFileDescrExpand(&$p_filedescr_list, &$p_options) |
| 1912 | { |
| 1913 | $v_result=1; |
| 1914 | |
| 1915 | // ----- Create a result list |
| 1916 | $v_result_list = array(); |
| 1917 | |
| 1918 | // ----- Look each entry |
| 1919 | for ($i=0; $i<sizeof($p_filedescr_list); $i++) { |
| 1920 | // ----- Get filedescr |
| 1921 | $v_descr = $p_filedescr_list[$i]; |
| 1922 | |
| 1923 | // ----- Reduce the filename |
| 1924 | $v_descr['filename'] = WpaiPclZipUtilTranslateWinPath($v_descr['filename'], false); |
| 1925 | $v_descr['filename'] = WpaiPclZipUtilPathReduction($v_descr['filename']); |
| 1926 | |
| 1927 | // ----- Look for real file or folder |
| 1928 | if (file_exists($v_descr['filename'])) { |
| 1929 | if (@is_file($v_descr['filename'])) { |
| 1930 | $v_descr['type'] = 'file'; |
| 1931 | } elseif (@is_dir($v_descr['filename'])) { |
| 1932 | $v_descr['type'] = 'folder'; |
| 1933 | } elseif (@is_link($v_descr['filename'])) { |
| 1934 | // skip |
| 1935 | continue; |
| 1936 | } else { |
| 1937 | // skip |
| 1938 | continue; |
| 1939 | } |
| 1940 | } elseif (isset($v_descr['content'])) { |
| 1941 | // ----- Look for string added as file |
| 1942 | $v_descr['type'] = 'virtual_file'; |
| 1943 | } else { |
| 1944 | // ----- Missing file |
| 1945 | // ----- Error log |
| 1946 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_FILE, "File '".$v_descr['filename']."' does not exist"); |
| 1947 | |
| 1948 | // ----- Return |
| 1949 | return WpaiPclZip::errorCode(); |
| 1950 | } |
| 1951 | |
| 1952 | // ----- Calculate the stored filename |
| 1953 | $this->privCalculateStoredFilename($v_descr, $p_options); |
| 1954 | |
| 1955 | // ----- Add the descriptor in result list |
| 1956 | $v_result_list[sizeof($v_result_list)] = $v_descr; |
| 1957 | |
| 1958 | // ----- Look for folder |
| 1959 | if ($v_descr['type'] == 'folder') { |
| 1960 | // ----- List of items in folder |
| 1961 | $v_dirlist_descr = array(); |
| 1962 | $v_dirlist_nb = 0; |
| 1963 | if ($v_folder_handler = @opendir($v_descr['filename'])) { |
| 1964 | while (($v_item_handler = @readdir($v_folder_handler)) !== false) { |
| 1965 | // ----- Skip '.' and '..' |
| 1966 | if (($v_item_handler == '.') || ($v_item_handler == '..')) { |
| 1967 | continue; |
| 1968 | } |
| 1969 | |
| 1970 | // ----- Compose the full filename |
| 1971 | $v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'].'/'.$v_item_handler; |
| 1972 | |
| 1973 | // ----- Look for different stored filename |
| 1974 | // Because the name of the folder was changed, the name of the |
| 1975 | // files/sub-folders also change |
| 1976 | if (($v_descr['stored_filename'] != $v_descr['filename']) |
| 1977 | && (!isset($p_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]))) { |
| 1978 | if ($v_descr['stored_filename'] != '') { |
| 1979 | $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'].'/'.$v_item_handler; |
| 1980 | } else { |
| 1981 | $v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler; |
| 1982 | } |
| 1983 | } |
| 1984 | $v_dirlist_nb++; |
| 1985 | } |
| 1986 | |
| 1987 | @closedir($v_folder_handler); |
| 1988 | } else { |
| 1989 | // TBC : unable to open folder in read mode |
| 1990 | } |
| 1991 | |
| 1992 | // ----- Expand each element of the list |
| 1993 | if ($v_dirlist_nb != 0) { |
| 1994 | // ----- Expand |
| 1995 | if (($v_result = $this->privFileDescrExpand($v_dirlist_descr, $p_options)) != 1) { |
| 1996 | return $v_result; |
| 1997 | } |
| 1998 | |
| 1999 | // ----- Concat the resulting list |
| 2000 | $v_result_list = array_merge($v_result_list, $v_dirlist_descr); |
| 2001 | } |
| 2002 | |
| 2003 | // ----- Free local array |
| 2004 | unset($v_dirlist_descr); |
| 2005 | } |
| 2006 | } |
| 2007 | |
| 2008 | // ----- Get the result list |
| 2009 | $p_filedescr_list = $v_result_list; |
| 2010 | |
| 2011 | // ----- Return |
| 2012 | return $v_result; |
| 2013 | } |
| 2014 | // -------------------------------------------------------------------------------- |
| 2015 | |
| 2016 | // -------------------------------------------------------------------------------- |
| 2017 | // Function : privCreate() |
| 2018 | // Description : |
| 2019 | // Parameters : |
| 2020 | // Return Values : |
| 2021 | // -------------------------------------------------------------------------------- |
| 2022 | public function privCreate($p_filedescr_list, &$p_result_list, &$p_options) |
| 2023 | { |
| 2024 | $v_result=1; |
| 2025 | $v_list_detail = array(); |
| 2026 | |
| 2027 | // ----- Magic quotes trick |
| 2028 | $this->privDisableMagicQuotes(); |
| 2029 | |
| 2030 | // ----- Open the file in write mode |
| 2031 | if (($v_result = $this->privOpenFd('wb')) != 1) { |
| 2032 | // ----- Return |
| 2033 | return $v_result; |
| 2034 | } |
| 2035 | |
| 2036 | // ----- Add the list of files |
| 2037 | $v_result = $this->privAddList($p_filedescr_list, $p_result_list, $p_options); |
| 2038 | |
| 2039 | // ----- Close |
| 2040 | $this->privCloseFd(); |
| 2041 | |
| 2042 | // ----- Magic quotes trick |
| 2043 | $this->privSwapBackMagicQuotes(); |
| 2044 | |
| 2045 | // ----- Return |
| 2046 | return $v_result; |
| 2047 | } |
| 2048 | // -------------------------------------------------------------------------------- |
| 2049 | |
| 2050 | // -------------------------------------------------------------------------------- |
| 2051 | // Function : privAdd() |
| 2052 | // Description : |
| 2053 | // Parameters : |
| 2054 | // Return Values : |
| 2055 | // -------------------------------------------------------------------------------- |
| 2056 | public function privAdd($p_filedescr_list, &$p_result_list, &$p_options) |
| 2057 | { |
| 2058 | $v_result=1; |
| 2059 | $v_list_detail = array(); |
| 2060 | |
| 2061 | // ----- Look if the archive exists or is empty |
| 2062 | if ((!is_file($this->zipname)) || (filesize($this->zipname) == 0)) { |
| 2063 | // ----- Do a create |
| 2064 | $v_result = $this->privCreate($p_filedescr_list, $p_result_list, $p_options); |
| 2065 | |
| 2066 | // ----- Return |
| 2067 | return $v_result; |
| 2068 | } |
| 2069 | // ----- Magic quotes trick |
| 2070 | $this->privDisableMagicQuotes(); |
| 2071 | |
| 2072 | // ----- Open the zip file |
| 2073 | if (($v_result=$this->privOpenFd('rb')) != 1) { |
| 2074 | // ----- Magic quotes trick |
| 2075 | $this->privSwapBackMagicQuotes(); |
| 2076 | |
| 2077 | // ----- Return |
| 2078 | return $v_result; |
| 2079 | } |
| 2080 | |
| 2081 | // ----- Read the central directory informations |
| 2082 | $v_central_dir = array(); |
| 2083 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 2084 | $this->privCloseFd(); |
| 2085 | $this->privSwapBackMagicQuotes(); |
| 2086 | return $v_result; |
| 2087 | } |
| 2088 | |
| 2089 | // ----- Go to beginning of File |
| 2090 | @rewind($this->zip_fd); |
| 2091 | |
| 2092 | // ----- Creates a temporay file |
| 2093 | $v_zip_temp_name = WPAI_PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; |
| 2094 | |
| 2095 | // ----- Open the temporary file in write mode |
| 2096 | if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) { |
| 2097 | $this->privCloseFd(); |
| 2098 | $this->privSwapBackMagicQuotes(); |
| 2099 | |
| 2100 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode'); |
| 2101 | |
| 2102 | // ----- Return |
| 2103 | return WpaiPclZip::errorCode(); |
| 2104 | } |
| 2105 | |
| 2106 | // ----- Copy the files from the archive to the temporary file |
| 2107 | // TBC : Here I should better append the file and go back to erase the central dir |
| 2108 | $v_size = $v_central_dir['offset']; |
| 2109 | while ($v_size != 0) { |
| 2110 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 2111 | $v_buffer = fread($this->zip_fd, $v_read_size); |
| 2112 | @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size); |
| 2113 | $v_size -= $v_read_size; |
| 2114 | } |
| 2115 | |
| 2116 | // ----- Swap the file descriptor |
| 2117 | // Here is a trick : I swap the temporary fd with the zip fd, in order to use |
| 2118 | // the following methods on the temporary fil and not the real archive |
| 2119 | $v_swap = $this->zip_fd; |
| 2120 | $this->zip_fd = $v_zip_temp_fd; |
| 2121 | $v_zip_temp_fd = $v_swap; |
| 2122 | |
| 2123 | // ----- Add the files |
| 2124 | $v_header_list = array(); |
| 2125 | if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1) { |
| 2126 | fclose($v_zip_temp_fd); |
| 2127 | $this->privCloseFd(); |
| 2128 | @unlink($v_zip_temp_name); |
| 2129 | $this->privSwapBackMagicQuotes(); |
| 2130 | |
| 2131 | // ----- Return |
| 2132 | return $v_result; |
| 2133 | } |
| 2134 | |
| 2135 | // ----- Store the offset of the central dir |
| 2136 | $v_offset = @ftell($this->zip_fd); |
| 2137 | |
| 2138 | // ----- Copy the block of file headers from the old archive |
| 2139 | $v_size = $v_central_dir['size']; |
| 2140 | while ($v_size != 0) { |
| 2141 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 2142 | $v_buffer = @fread($v_zip_temp_fd, $v_read_size); |
| 2143 | @fwrite($this->zip_fd, $v_buffer, $v_read_size); |
| 2144 | $v_size -= $v_read_size; |
| 2145 | } |
| 2146 | |
| 2147 | // ----- Create the Central Dir files header |
| 2148 | for ($i=0, $v_count=0; $i<sizeof($v_header_list); $i++) { |
| 2149 | // ----- Create the file header |
| 2150 | if ($v_header_list[$i]['status'] == 'ok') { |
| 2151 | if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) { |
| 2152 | fclose($v_zip_temp_fd); |
| 2153 | $this->privCloseFd(); |
| 2154 | @unlink($v_zip_temp_name); |
| 2155 | $this->privSwapBackMagicQuotes(); |
| 2156 | |
| 2157 | // ----- Return |
| 2158 | return $v_result; |
| 2159 | } |
| 2160 | $v_count++; |
| 2161 | } |
| 2162 | |
| 2163 | // ----- Transform the header to a 'usable' info |
| 2164 | $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); |
| 2165 | } |
| 2166 | |
| 2167 | // ----- Zip file comment |
| 2168 | $v_comment = $v_central_dir['comment']; |
| 2169 | if (isset($p_options[WPAI_PCLZIP_OPT_COMMENT])) { |
| 2170 | $v_comment = $p_options[WPAI_PCLZIP_OPT_COMMENT]; |
| 2171 | } |
| 2172 | if (isset($p_options[WPAI_PCLZIP_OPT_ADD_COMMENT])) { |
| 2173 | $v_comment = $v_comment.$p_options[WPAI_PCLZIP_OPT_ADD_COMMENT]; |
| 2174 | } |
| 2175 | if (isset($p_options[WPAI_PCLZIP_OPT_PREPEND_COMMENT])) { |
| 2176 | $v_comment = $p_options[WPAI_PCLZIP_OPT_PREPEND_COMMENT].$v_comment; |
| 2177 | } |
| 2178 | |
| 2179 | // ----- Calculate the size of the central header |
| 2180 | $v_size = @ftell($this->zip_fd)-$v_offset; |
| 2181 | |
| 2182 | // ----- Create the central dir footer |
| 2183 | if (($v_result = $this->privWriteCentralHeader($v_count+$v_central_dir['entries'], $v_size, $v_offset, $v_comment)) != 1) { |
| 2184 | // ----- Reset the file list |
| 2185 | unset($v_header_list); |
| 2186 | $this->privSwapBackMagicQuotes(); |
| 2187 | |
| 2188 | // ----- Return |
| 2189 | return $v_result; |
| 2190 | } |
| 2191 | |
| 2192 | // ----- Swap back the file descriptor |
| 2193 | $v_swap = $this->zip_fd; |
| 2194 | $this->zip_fd = $v_zip_temp_fd; |
| 2195 | $v_zip_temp_fd = $v_swap; |
| 2196 | |
| 2197 | // ----- Close |
| 2198 | $this->privCloseFd(); |
| 2199 | |
| 2200 | // ----- Close the temporary file |
| 2201 | @fclose($v_zip_temp_fd); |
| 2202 | |
| 2203 | // ----- Magic quotes trick |
| 2204 | $this->privSwapBackMagicQuotes(); |
| 2205 | |
| 2206 | // ----- Delete the zip file |
| 2207 | // TBC : I should test the result ... |
| 2208 | @unlink($this->zipname); |
| 2209 | |
| 2210 | // ----- Rename the temporary file |
| 2211 | // TBC : I should test the result ... |
| 2212 | //@rename($v_zip_temp_name, $this->zipname); |
| 2213 | WpaiPclZipUtilRename($v_zip_temp_name, $this->zipname); |
| 2214 | |
| 2215 | // ----- Return |
| 2216 | return $v_result; |
| 2217 | } |
| 2218 | // -------------------------------------------------------------------------------- |
| 2219 | |
| 2220 | // -------------------------------------------------------------------------------- |
| 2221 | // Function : privOpenFd() |
| 2222 | // Description : |
| 2223 | // Parameters : |
| 2224 | // -------------------------------------------------------------------------------- |
| 2225 | public function privOpenFd($p_mode) |
| 2226 | { |
| 2227 | $v_result=1; |
| 2228 | |
| 2229 | // ----- Look if already open |
| 2230 | if ($this->zip_fd != 0) { |
| 2231 | // ----- Error log |
| 2232 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \''.$this->zipname.'\' already open'); |
| 2233 | |
| 2234 | // ----- Return |
| 2235 | return WpaiPclZip::errorCode(); |
| 2236 | } |
| 2237 | |
| 2238 | // ----- Open the zip file |
| 2239 | if (($this->zip_fd = @fopen($this->zipname, $p_mode)) == 0) { |
| 2240 | // ----- Error log |
| 2241 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in '.$p_mode.' mode'); |
| 2242 | |
| 2243 | // ----- Return |
| 2244 | return WpaiPclZip::errorCode(); |
| 2245 | } |
| 2246 | |
| 2247 | // ----- Return |
| 2248 | return $v_result; |
| 2249 | } |
| 2250 | // -------------------------------------------------------------------------------- |
| 2251 | |
| 2252 | // -------------------------------------------------------------------------------- |
| 2253 | // Function : privCloseFd() |
| 2254 | // Description : |
| 2255 | // Parameters : |
| 2256 | // -------------------------------------------------------------------------------- |
| 2257 | public function privCloseFd() |
| 2258 | { |
| 2259 | $v_result=1; |
| 2260 | |
| 2261 | if ($this->zip_fd != 0) { |
| 2262 | @fclose($this->zip_fd); |
| 2263 | } |
| 2264 | $this->zip_fd = 0; |
| 2265 | |
| 2266 | // ----- Return |
| 2267 | return $v_result; |
| 2268 | } |
| 2269 | // -------------------------------------------------------------------------------- |
| 2270 | |
| 2271 | // -------------------------------------------------------------------------------- |
| 2272 | // Function : privAddList() |
| 2273 | // Description : |
| 2274 | // $p_add_dir and $p_remove_dir will give the ability to memorize a path which is |
| 2275 | // different from the real path of the file. This is usefull if you want to have PclTar |
| 2276 | // running in any directory, and memorize relative path from an other directory. |
| 2277 | // Parameters : |
| 2278 | // $p_list : An array containing the file or directory names to add in the tar |
| 2279 | // $p_result_list : list of added files with their properties (specially the status field) |
| 2280 | // $p_add_dir : Path to add in the filename path archived |
| 2281 | // $p_remove_dir : Path to remove in the filename path archived |
| 2282 | // Return Values : |
| 2283 | // -------------------------------------------------------------------------------- |
| 2284 | // public function privAddList($p_list, &$p_result_list, $p_add_dir, $p_remove_dir, $p_remove_all_dir, &$p_options) |
| 2285 | public function privAddList($p_filedescr_list, &$p_result_list, &$p_options) |
| 2286 | { |
| 2287 | $v_result=1; |
| 2288 | |
| 2289 | // ----- Add the files |
| 2290 | $v_header_list = array(); |
| 2291 | if (($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) != 1) { |
| 2292 | // ----- Return |
| 2293 | return $v_result; |
| 2294 | } |
| 2295 | |
| 2296 | // ----- Store the offset of the central dir |
| 2297 | $v_offset = @ftell($this->zip_fd); |
| 2298 | |
| 2299 | // ----- Create the Central Dir files header |
| 2300 | for ($i=0, $v_count=0; $i<sizeof($v_header_list); $i++) { |
| 2301 | // ----- Create the file header |
| 2302 | if ($v_header_list[$i]['status'] == 'ok') { |
| 2303 | if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1) { |
| 2304 | // ----- Return |
| 2305 | return $v_result; |
| 2306 | } |
| 2307 | $v_count++; |
| 2308 | } |
| 2309 | |
| 2310 | // ----- Transform the header to a 'usable' info |
| 2311 | $this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); |
| 2312 | } |
| 2313 | |
| 2314 | // ----- Zip file comment |
| 2315 | $v_comment = ''; |
| 2316 | if (isset($p_options[WPAI_PCLZIP_OPT_COMMENT])) { |
| 2317 | $v_comment = $p_options[WPAI_PCLZIP_OPT_COMMENT]; |
| 2318 | } |
| 2319 | |
| 2320 | // ----- Calculate the size of the central header |
| 2321 | $v_size = @ftell($this->zip_fd)-$v_offset; |
| 2322 | |
| 2323 | // ----- Create the central dir footer |
| 2324 | if (($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment)) != 1) { |
| 2325 | // ----- Reset the file list |
| 2326 | unset($v_header_list); |
| 2327 | |
| 2328 | // ----- Return |
| 2329 | return $v_result; |
| 2330 | } |
| 2331 | |
| 2332 | // ----- Return |
| 2333 | return $v_result; |
| 2334 | } |
| 2335 | // -------------------------------------------------------------------------------- |
| 2336 | |
| 2337 | // -------------------------------------------------------------------------------- |
| 2338 | // Function : privAddFileList() |
| 2339 | // Description : |
| 2340 | // Parameters : |
| 2341 | // $p_filedescr_list : An array containing the file description |
| 2342 | // or directory names to add in the zip |
| 2343 | // $p_result_list : list of added files with their properties (specially the status field) |
| 2344 | // Return Values : |
| 2345 | // -------------------------------------------------------------------------------- |
| 2346 | public function privAddFileList($p_filedescr_list, &$p_result_list, &$p_options) |
| 2347 | { |
| 2348 | $v_result=1; |
| 2349 | $v_header = array(); |
| 2350 | |
| 2351 | // ----- Recuperate the current number of elt in list |
| 2352 | $v_nb = sizeof($p_result_list); |
| 2353 | |
| 2354 | // ----- Loop on the files |
| 2355 | for ($j=0; ($j<sizeof($p_filedescr_list)) && ($v_result==1); $j++) { |
| 2356 | // ----- Format the filename |
| 2357 | $p_filedescr_list[$j]['filename'] = WpaiPclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'], false); |
| 2358 | |
| 2359 | // ----- Skip empty file names |
| 2360 | // TBC : Can this be possible ? not checked in DescrParseAtt ? |
| 2361 | if ($p_filedescr_list[$j]['filename'] == "") { |
| 2362 | continue; |
| 2363 | } |
| 2364 | |
| 2365 | // ----- Check the filename |
| 2366 | if (($p_filedescr_list[$j]['type'] != 'virtual_file') && (!file_exists($p_filedescr_list[$j]['filename']))) { |
| 2367 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_MISSING_FILE, "File '".$p_filedescr_list[$j]['filename']."' does not exist"); |
| 2368 | return WpaiPclZip::errorCode(); |
| 2369 | } |
| 2370 | |
| 2371 | // ----- Look if it is a file or a dir with no all path remove option |
| 2372 | // or a dir with all its path removed |
| 2373 | // if ( (is_file($p_filedescr_list[$j]['filename'])) |
| 2374 | // || ( is_dir($p_filedescr_list[$j]['filename']) |
| 2375 | if (($p_filedescr_list[$j]['type'] == 'file') || ($p_filedescr_list[$j]['type'] == 'virtual_file') || (($p_filedescr_list[$j]['type'] == 'folder') && (!isset($p_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]) || !$p_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]))) { |
| 2376 | // ----- Add the file |
| 2377 | $v_result = $this->privAddFile($p_filedescr_list[$j], $v_header, $p_options); |
| 2378 | if ($v_result != 1) { |
| 2379 | return $v_result; |
| 2380 | } |
| 2381 | |
| 2382 | // ----- Store the file infos |
| 2383 | $p_result_list[$v_nb++] = $v_header; |
| 2384 | } |
| 2385 | } |
| 2386 | |
| 2387 | // ----- Return |
| 2388 | return $v_result; |
| 2389 | } |
| 2390 | // -------------------------------------------------------------------------------- |
| 2391 | |
| 2392 | // -------------------------------------------------------------------------------- |
| 2393 | // Function : privAddFile() |
| 2394 | // Description : |
| 2395 | // Parameters : |
| 2396 | // Return Values : |
| 2397 | // -------------------------------------------------------------------------------- |
| 2398 | public function privAddFile($p_filedescr, &$p_header, &$p_options) |
| 2399 | { |
| 2400 | $v_result=1; |
| 2401 | |
| 2402 | // ----- Working variable |
| 2403 | $p_filename = $p_filedescr['filename']; |
| 2404 | |
| 2405 | // TBC : Already done in the fileAtt check ... ? |
| 2406 | if ($p_filename == "") { |
| 2407 | // ----- Error log |
| 2408 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)"); |
| 2409 | |
| 2410 | // ----- Return |
| 2411 | return WpaiPclZip::errorCode(); |
| 2412 | } |
| 2413 | |
| 2414 | // ----- Look for a stored different filename |
| 2415 | /* TBC : Removed |
| 2416 | if (isset($p_filedescr['stored_filename'])) { |
| 2417 | $v_stored_filename = $p_filedescr['stored_filename']; |
| 2418 | } |
| 2419 | else { |
| 2420 | $v_stored_filename = $p_filedescr['stored_filename']; |
| 2421 | } |
| 2422 | */ |
| 2423 | |
| 2424 | // ----- Set the file properties |
| 2425 | clearstatcache(); |
| 2426 | $p_header['version'] = 20; |
| 2427 | $p_header['version_extracted'] = 10; |
| 2428 | $p_header['flag'] = 0; |
| 2429 | $p_header['compression'] = 0; |
| 2430 | $p_header['crc'] = 0; |
| 2431 | $p_header['compressed_size'] = 0; |
| 2432 | $p_header['filename_len'] = strlen($p_filename); |
| 2433 | $p_header['extra_len'] = 0; |
| 2434 | $p_header['disk'] = 0; |
| 2435 | $p_header['internal'] = 0; |
| 2436 | $p_header['offset'] = 0; |
| 2437 | $p_header['filename'] = $p_filename; |
| 2438 | // TBC : Removed $p_header['stored_filename'] = $v_stored_filename; |
| 2439 | $p_header['stored_filename'] = $p_filedescr['stored_filename']; |
| 2440 | $p_header['extra'] = ''; |
| 2441 | $p_header['status'] = 'ok'; |
| 2442 | $p_header['index'] = -1; |
| 2443 | |
| 2444 | // ----- Look for regular file |
| 2445 | if ($p_filedescr['type']=='file') { |
| 2446 | $p_header['external'] = 0x00000000; |
| 2447 | $p_header['size'] = filesize($p_filename); |
| 2448 | } elseif ($p_filedescr['type']=='folder') { |
| 2449 | // ----- Look for regular folder |
| 2450 | $p_header['external'] = 0x00000010; |
| 2451 | $p_header['mtime'] = filemtime($p_filename); |
| 2452 | $p_header['size'] = filesize($p_filename); |
| 2453 | } elseif ($p_filedescr['type'] == 'virtual_file') { |
| 2454 | // ----- Look for virtual file |
| 2455 | $p_header['external'] = 0x00000000; |
| 2456 | $p_header['size'] = strlen($p_filedescr['content']); |
| 2457 | } |
| 2458 | |
| 2459 | // ----- Look for filetime |
| 2460 | if (isset($p_filedescr['mtime'])) { |
| 2461 | $p_header['mtime'] = $p_filedescr['mtime']; |
| 2462 | } elseif ($p_filedescr['type'] == 'virtual_file') { |
| 2463 | $p_header['mtime'] = time(); |
| 2464 | } else { |
| 2465 | $p_header['mtime'] = filemtime($p_filename); |
| 2466 | } |
| 2467 | |
| 2468 | // ------ Look for file comment |
| 2469 | if (isset($p_filedescr['comment'])) { |
| 2470 | $p_header['comment_len'] = strlen($p_filedescr['comment']); |
| 2471 | $p_header['comment'] = $p_filedescr['comment']; |
| 2472 | } else { |
| 2473 | $p_header['comment_len'] = 0; |
| 2474 | $p_header['comment'] = ''; |
| 2475 | } |
| 2476 | |
| 2477 | // ----- Look for pre-add callback |
| 2478 | if (isset($p_options[WPAI_PCLZIP_CB_PRE_ADD])) { |
| 2479 | // ----- Generate a local information |
| 2480 | $v_local_header = array(); |
| 2481 | $this->privConvertHeader2FileInfo($p_header, $v_local_header); |
| 2482 | |
| 2483 | // ----- Call the callback |
| 2484 | // Here I do not use call_user_func() because I need to send a reference to the |
| 2485 | // header. |
| 2486 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_PRE_ADD].'(WPAI_PCLZIP_CB_PRE_ADD, $v_local_header);'); |
| 2487 | $v_result = $p_options[WPAI_PCLZIP_CB_PRE_ADD](WPAI_PCLZIP_CB_PRE_ADD, $v_local_header); |
| 2488 | if ($v_result == 0) { |
| 2489 | // ----- Change the file status |
| 2490 | $p_header['status'] = "skipped"; |
| 2491 | $v_result = 1; |
| 2492 | } |
| 2493 | |
| 2494 | // ----- Update the informations |
| 2495 | // Only some fields can be modified |
| 2496 | if ($p_header['stored_filename'] != $v_local_header['stored_filename']) { |
| 2497 | $p_header['stored_filename'] = WpaiPclZipUtilPathReduction($v_local_header['stored_filename']); |
| 2498 | } |
| 2499 | } |
| 2500 | |
| 2501 | // ----- Look for empty stored filename |
| 2502 | if ($p_header['stored_filename'] == "") { |
| 2503 | $p_header['status'] = "filtered"; |
| 2504 | } |
| 2505 | |
| 2506 | // ----- Check the path length |
| 2507 | if (strlen($p_header['stored_filename']) > 0xFF) { |
| 2508 | $p_header['status'] = 'filename_too_long'; |
| 2509 | } |
| 2510 | |
| 2511 | // ----- Look if no error, or file not skipped |
| 2512 | if ($p_header['status'] == 'ok') { |
| 2513 | // ----- Look for a file |
| 2514 | if ($p_filedescr['type'] == 'file') { |
| 2515 | // ----- Look for using temporary file to zip |
| 2516 | if ((!isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_OFF])) && (isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_ON]) || (isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD]) && ($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])))) { |
| 2517 | $v_result = $this->privAddFileUsingTempFile($p_filedescr, $p_header, $p_options); |
| 2518 | if ($v_result < WPAI_PCLZIP_ERR_NO_ERROR) { |
| 2519 | return $v_result; |
| 2520 | } |
| 2521 | } else { |
| 2522 | // ----- Use "in memory" zip algo |
| 2523 | // ----- Open the source file |
| 2524 | if (($v_file = @fopen($p_filename, "rb")) == 0) { |
| 2525 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode"); |
| 2526 | return WpaiPclZip::errorCode(); |
| 2527 | } |
| 2528 | |
| 2529 | // ----- Read the file content |
| 2530 | $v_content = @fread($v_file, $p_header['size']); |
| 2531 | |
| 2532 | // ----- Close the file |
| 2533 | @fclose($v_file); |
| 2534 | |
| 2535 | // ----- Calculate the CRC |
| 2536 | $p_header['crc'] = @crc32($v_content); |
| 2537 | |
| 2538 | // ----- Look for no compression |
| 2539 | if ($p_options[WPAI_PCLZIP_OPT_NO_COMPRESSION]) { |
| 2540 | // ----- Set header parameters |
| 2541 | $p_header['compressed_size'] = $p_header['size']; |
| 2542 | $p_header['compression'] = 0; |
| 2543 | } else { |
| 2544 | // ----- Look for normal compression |
| 2545 | // ----- Compress the content |
| 2546 | $v_content = @gzdeflate($v_content); |
| 2547 | |
| 2548 | // ----- Set header parameters |
| 2549 | $p_header['compressed_size'] = strlen($v_content); |
| 2550 | $p_header['compression'] = 8; |
| 2551 | } |
| 2552 | |
| 2553 | // ----- Call the header generation |
| 2554 | if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { |
| 2555 | @fclose($v_file); |
| 2556 | return $v_result; |
| 2557 | } |
| 2558 | |
| 2559 | // ----- Write the compressed (or not) content |
| 2560 | @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']); |
| 2561 | } |
| 2562 | } elseif ($p_filedescr['type'] == 'virtual_file') { |
| 2563 | // ----- Look for a virtual file (a file from string) |
| 2564 | $v_content = $p_filedescr['content']; |
| 2565 | |
| 2566 | // ----- Calculate the CRC |
| 2567 | $p_header['crc'] = @crc32($v_content); |
| 2568 | |
| 2569 | // ----- Look for no compression |
| 2570 | if ($p_options[WPAI_PCLZIP_OPT_NO_COMPRESSION]) { |
| 2571 | // ----- Set header parameters |
| 2572 | $p_header['compressed_size'] = $p_header['size']; |
| 2573 | $p_header['compression'] = 0; |
| 2574 | } else { |
| 2575 | // ----- Look for normal compression |
| 2576 | // ----- Compress the content |
| 2577 | $v_content = @gzdeflate($v_content); |
| 2578 | |
| 2579 | // ----- Set header parameters |
| 2580 | $p_header['compressed_size'] = strlen($v_content); |
| 2581 | $p_header['compression'] = 8; |
| 2582 | } |
| 2583 | |
| 2584 | // ----- Call the header generation |
| 2585 | if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { |
| 2586 | @fclose($v_file); |
| 2587 | return $v_result; |
| 2588 | } |
| 2589 | |
| 2590 | // ----- Write the compressed (or not) content |
| 2591 | @fwrite($this->zip_fd, $v_content, $p_header['compressed_size']); |
| 2592 | } elseif ($p_filedescr['type'] == 'folder') { |
| 2593 | // ----- Look for a directory |
| 2594 | // ----- Look for directory last '/' |
| 2595 | if (@substr($p_header['stored_filename'], -1) != '/') { |
| 2596 | $p_header['stored_filename'] .= '/'; |
| 2597 | } |
| 2598 | |
| 2599 | // ----- Set the file properties |
| 2600 | $p_header['size'] = 0; |
| 2601 | //$p_header['external'] = 0x41FF0010; // Value for a folder : to be checked |
| 2602 | $p_header['external'] = 0x00000010; // Value for a folder : to be checked |
| 2603 | |
| 2604 | // ----- Call the header generation |
| 2605 | if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { |
| 2606 | return $v_result; |
| 2607 | } |
| 2608 | } |
| 2609 | } |
| 2610 | |
| 2611 | // ----- Look for post-add callback |
| 2612 | if (isset($p_options[WPAI_PCLZIP_CB_POST_ADD])) { |
| 2613 | // ----- Generate a local information |
| 2614 | $v_local_header = array(); |
| 2615 | $this->privConvertHeader2FileInfo($p_header, $v_local_header); |
| 2616 | |
| 2617 | // ----- Call the callback |
| 2618 | // Here I do not use call_user_func() because I need to send a reference to the |
| 2619 | // header. |
| 2620 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_POST_ADD].'(WPAI_PCLZIP_CB_POST_ADD, $v_local_header);'); |
| 2621 | $v_result = $p_options[WPAI_PCLZIP_CB_POST_ADD](WPAI_PCLZIP_CB_POST_ADD, $v_local_header); |
| 2622 | if ($v_result == 0) { |
| 2623 | // ----- Ignored |
| 2624 | $v_result = 1; |
| 2625 | } |
| 2626 | |
| 2627 | // ----- Update the informations |
| 2628 | // Nothing can be modified |
| 2629 | } |
| 2630 | |
| 2631 | // ----- Return |
| 2632 | return $v_result; |
| 2633 | } |
| 2634 | // -------------------------------------------------------------------------------- |
| 2635 | |
| 2636 | // -------------------------------------------------------------------------------- |
| 2637 | // Function : privAddFileUsingTempFile() |
| 2638 | // Description : |
| 2639 | // Parameters : |
| 2640 | // Return Values : |
| 2641 | // -------------------------------------------------------------------------------- |
| 2642 | public function privAddFileUsingTempFile($p_filedescr, &$p_header, &$p_options) |
| 2643 | { |
| 2644 | $v_result=WPAI_PCLZIP_ERR_NO_ERROR; |
| 2645 | |
| 2646 | // ----- Working variable |
| 2647 | $p_filename = $p_filedescr['filename']; |
| 2648 | |
| 2649 | |
| 2650 | // ----- Open the source file |
| 2651 | if (($v_file = @fopen($p_filename, "rb")) == 0) { |
| 2652 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode"); |
| 2653 | return WpaiPclZip::errorCode(); |
| 2654 | } |
| 2655 | |
| 2656 | // ----- Creates a compressed temporary file |
| 2657 | $v_gzip_temp_name = WPAI_PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz'; |
| 2658 | if (($v_file_compressed = @gzopen($v_gzip_temp_name, "wb")) == 0) { |
| 2659 | fclose($v_file); |
| 2660 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode'); |
| 2661 | return WpaiPclZip::errorCode(); |
| 2662 | } |
| 2663 | |
| 2664 | // ----- Read the file by WPAI_PCLZIP_READ_BLOCK_SIZE octets blocks |
| 2665 | $v_size = filesize($p_filename); |
| 2666 | while ($v_size != 0) { |
| 2667 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 2668 | $v_buffer = @fread($v_file, $v_read_size); |
| 2669 | //$v_binary_data = pack('a'.$v_read_size, $v_buffer); |
| 2670 | @gzputs($v_file_compressed, $v_buffer, $v_read_size); |
| 2671 | $v_size -= $v_read_size; |
| 2672 | } |
| 2673 | |
| 2674 | // ----- Close the file |
| 2675 | @fclose($v_file); |
| 2676 | @gzclose($v_file_compressed); |
| 2677 | |
| 2678 | // ----- Check the minimum file size |
| 2679 | if (filesize($v_gzip_temp_name) < 18) { |
| 2680 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'gzip temporary file \''.$v_gzip_temp_name.'\' has invalid filesize - should be minimum 18 bytes'); |
| 2681 | return WpaiPclZip::errorCode(); |
| 2682 | } |
| 2683 | |
| 2684 | // ----- Extract the compressed attributes |
| 2685 | if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0) { |
| 2686 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); |
| 2687 | return WpaiPclZip::errorCode(); |
| 2688 | } |
| 2689 | |
| 2690 | // ----- Read the gzip file header |
| 2691 | $v_binary_data = @fread($v_file_compressed, 10); |
| 2692 | $v_data_header = unpack('a1id1/a1id2/a1cm/a1flag/Vmtime/a1xfl/a1os', $v_binary_data); |
| 2693 | |
| 2694 | // ----- Check some parameters |
| 2695 | $v_data_header['os'] = bin2hex($v_data_header['os']); |
| 2696 | |
| 2697 | // ----- Read the gzip file footer |
| 2698 | @fseek($v_file_compressed, filesize($v_gzip_temp_name)-8); |
| 2699 | $v_binary_data = @fread($v_file_compressed, 8); |
| 2700 | $v_data_footer = unpack('Vcrc/Vcompressed_size', $v_binary_data); |
| 2701 | |
| 2702 | // ----- Set the attributes |
| 2703 | $p_header['compression'] = ord($v_data_header['cm']); |
| 2704 | //$p_header['mtime'] = $v_data_header['mtime']; |
| 2705 | $p_header['crc'] = $v_data_footer['crc']; |
| 2706 | $p_header['compressed_size'] = filesize($v_gzip_temp_name)-18; |
| 2707 | |
| 2708 | // ----- Close the file |
| 2709 | @fclose($v_file_compressed); |
| 2710 | |
| 2711 | // ----- Call the header generation |
| 2712 | if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { |
| 2713 | return $v_result; |
| 2714 | } |
| 2715 | |
| 2716 | // ----- Add the compressed data |
| 2717 | if (($v_file_compressed = @fopen($v_gzip_temp_name, "rb")) == 0) { |
| 2718 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); |
| 2719 | return WpaiPclZip::errorCode(); |
| 2720 | } |
| 2721 | |
| 2722 | // ----- Read the file by WPAI_PCLZIP_READ_BLOCK_SIZE octets blocks |
| 2723 | fseek($v_file_compressed, 10); |
| 2724 | $v_size = $p_header['compressed_size']; |
| 2725 | while ($v_size != 0) { |
| 2726 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 2727 | $v_buffer = @fread($v_file_compressed, $v_read_size); |
| 2728 | //$v_binary_data = pack('a'.$v_read_size, $v_buffer); |
| 2729 | @fwrite($this->zip_fd, $v_buffer, $v_read_size); |
| 2730 | $v_size -= $v_read_size; |
| 2731 | } |
| 2732 | |
| 2733 | // ----- Close the file |
| 2734 | @fclose($v_file_compressed); |
| 2735 | |
| 2736 | // ----- Unlink the temporary file |
| 2737 | @unlink($v_gzip_temp_name); |
| 2738 | |
| 2739 | // ----- Return |
| 2740 | return $v_result; |
| 2741 | } |
| 2742 | // -------------------------------------------------------------------------------- |
| 2743 | |
| 2744 | // -------------------------------------------------------------------------------- |
| 2745 | // Function : privCalculateStoredFilename() |
| 2746 | // Description : |
| 2747 | // Based on file descriptor properties and global options, this method |
| 2748 | // calculate the filename that will be stored in the archive. |
| 2749 | // Parameters : |
| 2750 | // Return Values : |
| 2751 | // -------------------------------------------------------------------------------- |
| 2752 | public function privCalculateStoredFilename(&$p_filedescr, &$p_options) |
| 2753 | { |
| 2754 | $v_result=1; |
| 2755 | |
| 2756 | // ----- Working variables |
| 2757 | $p_filename = $p_filedescr['filename']; |
| 2758 | if (isset($p_options[WPAI_PCLZIP_OPT_ADD_PATH])) { |
| 2759 | $p_add_dir = $p_options[WPAI_PCLZIP_OPT_ADD_PATH]; |
| 2760 | } else { |
| 2761 | $p_add_dir = ''; |
| 2762 | } |
| 2763 | if (isset($p_options[WPAI_PCLZIP_OPT_REMOVE_PATH])) { |
| 2764 | $p_remove_dir = $p_options[WPAI_PCLZIP_OPT_REMOVE_PATH]; |
| 2765 | } else { |
| 2766 | $p_remove_dir = ''; |
| 2767 | } |
| 2768 | if (isset($p_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH])) { |
| 2769 | $p_remove_all_dir = $p_options[WPAI_PCLZIP_OPT_REMOVE_ALL_PATH]; |
| 2770 | } else { |
| 2771 | $p_remove_all_dir = 0; |
| 2772 | } |
| 2773 | |
| 2774 | // ----- Look for full name change |
| 2775 | if (isset($p_filedescr['new_full_name'])) { |
| 2776 | // ----- Remove drive letter if any |
| 2777 | $v_stored_filename = WpaiPclZipUtilTranslateWinPath($p_filedescr['new_full_name']); |
| 2778 | } else { |
| 2779 | // ----- Look for path and/or short name change |
| 2780 | // ----- Look for short name change |
| 2781 | // Its when we cahnge just the filename but not the path |
| 2782 | if (isset($p_filedescr['new_short_name'])) { |
| 2783 | $v_path_info = pathinfo($p_filename); |
| 2784 | $v_dir = ''; |
| 2785 | if ($v_path_info['dirname'] != '') { |
| 2786 | $v_dir = $v_path_info['dirname'].'/'; |
| 2787 | } |
| 2788 | $v_stored_filename = $v_dir.$p_filedescr['new_short_name']; |
| 2789 | } else { |
| 2790 | // ----- Calculate the stored filename |
| 2791 | $v_stored_filename = $p_filename; |
| 2792 | } |
| 2793 | |
| 2794 | // ----- Look for all path to remove |
| 2795 | if ($p_remove_all_dir) { |
| 2796 | $v_stored_filename = basename($p_filename); |
| 2797 | } elseif ($p_remove_dir != "") { |
| 2798 | // ----- Look for partial path remove |
| 2799 | if (substr($p_remove_dir, -1) != '/') { |
| 2800 | $p_remove_dir .= "/"; |
| 2801 | } |
| 2802 | |
| 2803 | if ((substr($p_filename, 0, 2) == "./") || (substr($p_remove_dir, 0, 2) == "./")) { |
| 2804 | if ((substr($p_filename, 0, 2) == "./") && (substr($p_remove_dir, 0, 2) != "./")) { |
| 2805 | $p_remove_dir = "./".$p_remove_dir; |
| 2806 | } |
| 2807 | if ((substr($p_filename, 0, 2) != "./") && (substr($p_remove_dir, 0, 2) == "./")) { |
| 2808 | $p_remove_dir = substr($p_remove_dir, 2); |
| 2809 | } |
| 2810 | } |
| 2811 | |
| 2812 | $v_compare = WpaiPclZipUtilPathInclusion($p_remove_dir, $v_stored_filename); |
| 2813 | if ($v_compare > 0) { |
| 2814 | if ($v_compare == 2) { |
| 2815 | $v_stored_filename = ""; |
| 2816 | } else { |
| 2817 | $v_stored_filename = substr($v_stored_filename, strlen($p_remove_dir)); |
| 2818 | } |
| 2819 | } |
| 2820 | } |
| 2821 | |
| 2822 | // ----- Remove drive letter if any |
| 2823 | $v_stored_filename = WpaiPclZipUtilTranslateWinPath($v_stored_filename); |
| 2824 | |
| 2825 | // ----- Look for path to add |
| 2826 | if ($p_add_dir != "") { |
| 2827 | if (substr($p_add_dir, -1) == "/") { |
| 2828 | $v_stored_filename = $p_add_dir.$v_stored_filename; |
| 2829 | } else { |
| 2830 | $v_stored_filename = $p_add_dir."/".$v_stored_filename; |
| 2831 | } |
| 2832 | } |
| 2833 | } |
| 2834 | |
| 2835 | // ----- Filename (reduce the path of stored name) |
| 2836 | $v_stored_filename = WpaiPclZipUtilPathReduction($v_stored_filename); |
| 2837 | $p_filedescr['stored_filename'] = $v_stored_filename; |
| 2838 | |
| 2839 | // ----- Return |
| 2840 | return $v_result; |
| 2841 | } |
| 2842 | // -------------------------------------------------------------------------------- |
| 2843 | |
| 2844 | // -------------------------------------------------------------------------------- |
| 2845 | // Function : privWriteFileHeader() |
| 2846 | // Description : |
| 2847 | // Parameters : |
| 2848 | // Return Values : |
| 2849 | // -------------------------------------------------------------------------------- |
| 2850 | public function privWriteFileHeader(&$p_header) |
| 2851 | { |
| 2852 | $v_result=1; |
| 2853 | |
| 2854 | // ----- Store the offset position of the file |
| 2855 | $p_header['offset'] = ftell($this->zip_fd); |
| 2856 | |
| 2857 | // ----- Transform UNIX mtime to DOS format mdate/mtime |
| 2858 | $v_date = getdate($p_header['mtime']); |
| 2859 | $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2; |
| 2860 | $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday']; |
| 2861 | |
| 2862 | // ----- Packed data |
| 2863 | $v_binary_data = pack("VvvvvvVVVvv", 0x04034b50, $p_header['version_extracted'], $p_header['flag'], $p_header['compression'], $v_mtime, $v_mdate, $p_header['crc'], $p_header['compressed_size'], $p_header['size'], strlen($p_header['stored_filename']), $p_header['extra_len']); |
| 2864 | |
| 2865 | // ----- Write the first 148 bytes of the header in the archive |
| 2866 | fputs($this->zip_fd, $v_binary_data, 30); |
| 2867 | |
| 2868 | // ----- Write the variable fields |
| 2869 | if (strlen($p_header['stored_filename']) != 0) { |
| 2870 | fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename'])); |
| 2871 | } |
| 2872 | if ($p_header['extra_len'] != 0) { |
| 2873 | fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']); |
| 2874 | } |
| 2875 | |
| 2876 | // ----- Return |
| 2877 | return $v_result; |
| 2878 | } |
| 2879 | // -------------------------------------------------------------------------------- |
| 2880 | |
| 2881 | // -------------------------------------------------------------------------------- |
| 2882 | // Function : privWriteCentralFileHeader() |
| 2883 | // Description : |
| 2884 | // Parameters : |
| 2885 | // Return Values : |
| 2886 | // -------------------------------------------------------------------------------- |
| 2887 | public function privWriteCentralFileHeader(&$p_header) |
| 2888 | { |
| 2889 | $v_result=1; |
| 2890 | |
| 2891 | // TBC |
| 2892 | //for(reset($p_header); $key = key($p_header); next($p_header)) { |
| 2893 | //} |
| 2894 | |
| 2895 | // ----- Transform UNIX mtime to DOS format mdate/mtime |
| 2896 | $v_date = getdate($p_header['mtime']); |
| 2897 | $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2; |
| 2898 | $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday']; |
| 2899 | |
| 2900 | |
| 2901 | // ----- Packed data |
| 2902 | $v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50, $p_header['version'], $p_header['version_extracted'], $p_header['flag'], $p_header['compression'], $v_mtime, $v_mdate, $p_header['crc'], $p_header['compressed_size'], $p_header['size'], strlen($p_header['stored_filename']), $p_header['extra_len'], $p_header['comment_len'], $p_header['disk'], $p_header['internal'], $p_header['external'], $p_header['offset']); |
| 2903 | |
| 2904 | // ----- Write the 42 bytes of the header in the zip file |
| 2905 | fputs($this->zip_fd, $v_binary_data, 46); |
| 2906 | |
| 2907 | // ----- Write the variable fields |
| 2908 | if (strlen($p_header['stored_filename']) != 0) { |
| 2909 | fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename'])); |
| 2910 | } |
| 2911 | if ($p_header['extra_len'] != 0) { |
| 2912 | fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']); |
| 2913 | } |
| 2914 | if ($p_header['comment_len'] != 0) { |
| 2915 | fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']); |
| 2916 | } |
| 2917 | |
| 2918 | // ----- Return |
| 2919 | return $v_result; |
| 2920 | } |
| 2921 | // -------------------------------------------------------------------------------- |
| 2922 | |
| 2923 | // -------------------------------------------------------------------------------- |
| 2924 | // Function : privWriteCentralHeader() |
| 2925 | // Description : |
| 2926 | // Parameters : |
| 2927 | // Return Values : |
| 2928 | // -------------------------------------------------------------------------------- |
| 2929 | public function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment) |
| 2930 | { |
| 2931 | $v_result = 1; |
| 2932 | |
| 2933 | // ----- Packed data |
| 2934 | $v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries, $p_nb_entries, $p_size, $p_offset, strlen($p_comment)); |
| 2935 | |
| 2936 | // ----- Write the 22 bytes of the header in the zip file |
| 2937 | fputs($this->zip_fd, $v_binary_data, 22); |
| 2938 | |
| 2939 | // ----- Write the variable fields |
| 2940 | if (strlen($p_comment) != 0) { |
| 2941 | fputs($this->zip_fd, $p_comment, strlen($p_comment)); |
| 2942 | } |
| 2943 | |
| 2944 | // ----- Return |
| 2945 | return $v_result; |
| 2946 | } |
| 2947 | // -------------------------------------------------------------------------------- |
| 2948 | |
| 2949 | // -------------------------------------------------------------------------------- |
| 2950 | // Function : privList() |
| 2951 | // Description : |
| 2952 | // Parameters : |
| 2953 | // Return Values : |
| 2954 | // -------------------------------------------------------------------------------- |
| 2955 | public function privList(&$p_list) |
| 2956 | { |
| 2957 | $v_result = 1; |
| 2958 | |
| 2959 | // ----- Magic quotes trick |
| 2960 | $this->privDisableMagicQuotes(); |
| 2961 | |
| 2962 | // ----- Open the zip file |
| 2963 | if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0) { |
| 2964 | // ----- Magic quotes trick |
| 2965 | $this->privSwapBackMagicQuotes(); |
| 2966 | |
| 2967 | // ----- Error log |
| 2968 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \''.$this->zipname.'\' in binary read mode'); |
| 2969 | |
| 2970 | // ----- Return |
| 2971 | return WpaiPclZip::errorCode(); |
| 2972 | } |
| 2973 | |
| 2974 | // ----- Read the central directory informations |
| 2975 | $v_central_dir = array(); |
| 2976 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 2977 | $this->privSwapBackMagicQuotes(); |
| 2978 | return $v_result; |
| 2979 | } |
| 2980 | |
| 2981 | // ----- Go to beginning of Central Dir |
| 2982 | @rewind($this->zip_fd); |
| 2983 | if (@fseek($this->zip_fd, $v_central_dir['offset'])) { |
| 2984 | $this->privSwapBackMagicQuotes(); |
| 2985 | |
| 2986 | // ----- Error log |
| 2987 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); |
| 2988 | |
| 2989 | // ----- Return |
| 2990 | return WpaiPclZip::errorCode(); |
| 2991 | } |
| 2992 | |
| 2993 | // ----- Read each entry |
| 2994 | for ($i=0; $i<$v_central_dir['entries']; $i++) { |
| 2995 | // ----- Read the file header |
| 2996 | if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) { |
| 2997 | $this->privSwapBackMagicQuotes(); |
| 2998 | return $v_result; |
| 2999 | } |
| 3000 | $v_header['index'] = $i; |
| 3001 | |
| 3002 | // ----- Get the only interesting attributes |
| 3003 | $this->privConvertHeader2FileInfo($v_header, $p_list[$i]); |
| 3004 | unset($v_header); |
| 3005 | } |
| 3006 | |
| 3007 | // ----- Close the zip file |
| 3008 | $this->privCloseFd(); |
| 3009 | |
| 3010 | // ----- Magic quotes trick |
| 3011 | $this->privSwapBackMagicQuotes(); |
| 3012 | |
| 3013 | // ----- Return |
| 3014 | return $v_result; |
| 3015 | } |
| 3016 | // -------------------------------------------------------------------------------- |
| 3017 | |
| 3018 | // -------------------------------------------------------------------------------- |
| 3019 | // Function : privConvertHeader2FileInfo() |
| 3020 | // Description : |
| 3021 | // This function takes the file informations from the central directory |
| 3022 | // entries and extract the interesting parameters that will be given back. |
| 3023 | // The resulting file infos are set in the array $p_info |
| 3024 | // $p_info['filename'] : Filename with full path. Given by user (add), |
| 3025 | // extracted in the filesystem (extract). |
| 3026 | // $p_info['stored_filename'] : Stored filename in the archive. |
| 3027 | // $p_info['size'] = Size of the file. |
| 3028 | // $p_info['compressed_size'] = Compressed size of the file. |
| 3029 | // $p_info['mtime'] = Last modification date of the file. |
| 3030 | // $p_info['comment'] = Comment associated with the file. |
| 3031 | // $p_info['folder'] = true/false : indicates if the entry is a folder or not. |
| 3032 | // $p_info['status'] = status of the action on the file. |
| 3033 | // $p_info['crc'] = CRC of the file content. |
| 3034 | // Parameters : |
| 3035 | // Return Values : |
| 3036 | // -------------------------------------------------------------------------------- |
| 3037 | public function privConvertHeader2FileInfo($p_header, &$p_info) |
| 3038 | { |
| 3039 | $v_result=1; |
| 3040 | |
| 3041 | // ----- Get the interesting attributes |
| 3042 | $v_temp_path = WpaiPclZipUtilPathReduction($p_header['filename']); |
| 3043 | $p_info['filename'] = $v_temp_path; |
| 3044 | $v_temp_path = WpaiPclZipUtilPathReduction($p_header['stored_filename']); |
| 3045 | $p_info['stored_filename'] = $v_temp_path; |
| 3046 | $p_info['size'] = $p_header['size']; |
| 3047 | $p_info['compressed_size'] = $p_header['compressed_size']; |
| 3048 | $p_info['mtime'] = $p_header['mtime']; |
| 3049 | $p_info['comment'] = $p_header['comment']; |
| 3050 | $p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010); |
| 3051 | $p_info['index'] = $p_header['index']; |
| 3052 | $p_info['status'] = $p_header['status']; |
| 3053 | $p_info['crc'] = $p_header['crc']; |
| 3054 | |
| 3055 | // ----- Return |
| 3056 | return $v_result; |
| 3057 | } |
| 3058 | // -------------------------------------------------------------------------------- |
| 3059 | |
| 3060 | // -------------------------------------------------------------------------------- |
| 3061 | // Function : privExtractByRule() |
| 3062 | // Description : |
| 3063 | // Extract a file or directory depending of rules (by index, by name, ...) |
| 3064 | // Parameters : |
| 3065 | // $p_file_list : An array where will be placed the properties of each |
| 3066 | // extracted file |
| 3067 | // $p_path : Path to add while writing the extracted files |
| 3068 | // $p_remove_path : Path to remove (from the file memorized path) while writing the |
| 3069 | // extracted files. If the path does not match the file path, |
| 3070 | // the file is extracted with its memorized path. |
| 3071 | // $p_remove_path does not apply to 'list' mode. |
| 3072 | // $p_path and $p_remove_path are commulative. |
| 3073 | // Return Values : |
| 3074 | // 1 on success,0 or less on error (see error code list) |
| 3075 | // -------------------------------------------------------------------------------- |
| 3076 | public function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options) |
| 3077 | { |
| 3078 | $v_result=1; |
| 3079 | |
| 3080 | // ----- Magic quotes trick |
| 3081 | $this->privDisableMagicQuotes(); |
| 3082 | |
| 3083 | // ----- Check the path |
| 3084 | if (($p_path == "") || ((substr($p_path, 0, 1) != "/") && (substr($p_path, 0, 3) != "../") && (substr($p_path, 1, 2)!=":/"))) { |
| 3085 | $p_path = "./".$p_path; |
| 3086 | } |
| 3087 | |
| 3088 | // ----- Reduce the path last (and duplicated) '/' |
| 3089 | if (($p_path != "./") && ($p_path != "/")) { |
| 3090 | // ----- Look for the path end '/' |
| 3091 | while (substr($p_path, -1) == "/") { |
| 3092 | $p_path = substr($p_path, 0, strlen($p_path)-1); |
| 3093 | } |
| 3094 | } |
| 3095 | |
| 3096 | // ----- Look for path to remove format (should end by /) |
| 3097 | if (($p_remove_path != "") && (substr($p_remove_path, -1) != '/')) { |
| 3098 | $p_remove_path .= '/'; |
| 3099 | } |
| 3100 | $p_remove_path_size = strlen($p_remove_path); |
| 3101 | |
| 3102 | // ----- Open the zip file |
| 3103 | if (($v_result = $this->privOpenFd('rb')) != 1) { |
| 3104 | $this->privSwapBackMagicQuotes(); |
| 3105 | return $v_result; |
| 3106 | } |
| 3107 | |
| 3108 | // ----- Read the central directory informations |
| 3109 | $v_central_dir = array(); |
| 3110 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 3111 | // ----- Close the zip file |
| 3112 | $this->privCloseFd(); |
| 3113 | $this->privSwapBackMagicQuotes(); |
| 3114 | |
| 3115 | return $v_result; |
| 3116 | } |
| 3117 | |
| 3118 | // ----- Start at beginning of Central Dir |
| 3119 | $v_pos_entry = $v_central_dir['offset']; |
| 3120 | |
| 3121 | // ----- Read each entry |
| 3122 | $j_start = 0; |
| 3123 | for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) { |
| 3124 | // ----- Read next Central dir entry |
| 3125 | @rewind($this->zip_fd); |
| 3126 | if (@fseek($this->zip_fd, $v_pos_entry)) { |
| 3127 | // ----- Close the zip file |
| 3128 | $this->privCloseFd(); |
| 3129 | $this->privSwapBackMagicQuotes(); |
| 3130 | |
| 3131 | // ----- Error log |
| 3132 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); |
| 3133 | |
| 3134 | // ----- Return |
| 3135 | return WpaiPclZip::errorCode(); |
| 3136 | } |
| 3137 | |
| 3138 | // ----- Read the file header |
| 3139 | $v_header = array(); |
| 3140 | if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) { |
| 3141 | // ----- Close the zip file |
| 3142 | $this->privCloseFd(); |
| 3143 | $this->privSwapBackMagicQuotes(); |
| 3144 | |
| 3145 | return $v_result; |
| 3146 | } |
| 3147 | |
| 3148 | // ----- Convert filename to absolute path |
| 3149 | $v_header['filename'] = $v_header['stored_filename'] = WpaiPclZipGetAbsPath($v_header['stored_filename']); |
| 3150 | |
| 3151 | // ----- Store the index |
| 3152 | $v_header['index'] = $i; |
| 3153 | |
| 3154 | // ----- Store the file position |
| 3155 | $v_pos_entry = ftell($this->zip_fd); |
| 3156 | |
| 3157 | // ----- Look for the specific extract rules |
| 3158 | $v_extract = false; |
| 3159 | |
| 3160 | // ----- Look for extract by name rule |
| 3161 | if ((isset($p_options[WPAI_PCLZIP_OPT_BY_NAME])) && ($p_options[WPAI_PCLZIP_OPT_BY_NAME] != 0)) { |
| 3162 | // ----- Look if the filename is in the list |
| 3163 | for ($j=0; ($j<sizeof($p_options[WPAI_PCLZIP_OPT_BY_NAME])) && (!$v_extract); $j++) { |
| 3164 | // ----- Look for a directory |
| 3165 | if (substr($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j], -1) == "/") { |
| 3166 | // ----- Look if the directory is in the filename path |
| 3167 | if ((strlen($v_header['stored_filename']) > strlen($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) && (substr($v_header['stored_filename'], 0, strlen($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) == $p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) { |
| 3168 | $v_extract = true; |
| 3169 | } |
| 3170 | } elseif ($v_header['stored_filename'] == $p_options[WPAI_PCLZIP_OPT_BY_NAME][$j]) { |
| 3171 | // ----- Look for a filename |
| 3172 | $v_extract = true; |
| 3173 | } |
| 3174 | } |
| 3175 | } elseif ((isset($p_options[WPAI_PCLZIP_OPT_BY_PREG])) && ($p_options[WPAI_PCLZIP_OPT_BY_PREG] != "")) { |
| 3176 | // ----- Look for extract by preg rule |
| 3177 | if (preg_match($p_options[WPAI_PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])) { |
| 3178 | $v_extract = true; |
| 3179 | } |
| 3180 | } elseif ((isset($p_options[WPAI_PCLZIP_OPT_BY_INDEX])) && ($p_options[WPAI_PCLZIP_OPT_BY_INDEX] != 0)) { |
| 3181 | // ----- Look for extract by index rule |
| 3182 | // ----- Look if the index is in the list |
| 3183 | for ($j=$j_start; ($j<sizeof($p_options[WPAI_PCLZIP_OPT_BY_INDEX])) && (!$v_extract); $j++) { |
| 3184 | if (($i>=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['end'])) { |
| 3185 | $v_extract = true; |
| 3186 | } |
| 3187 | if ($i>=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['end']) { |
| 3188 | $j_start = $j+1; |
| 3189 | } |
| 3190 | |
| 3191 | if ($p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['start']>$i) { |
| 3192 | break; |
| 3193 | } |
| 3194 | } |
| 3195 | } else { |
| 3196 | // ----- Look for no rule, which means extract all the archive |
| 3197 | $v_extract = true; |
| 3198 | } |
| 3199 | |
| 3200 | // ----- Skip files with excluded file extensions |
| 3201 | if( ($v_extract) && isset($p_options[WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS]) ){ |
| 3202 | |
| 3203 | // Process each provided extension. |
| 3204 | foreach($p_options[WPAI_PCLZIP_OPT_EXTRACT_EXT_RESTRICTIONS] as $ext){ |
| 3205 | // Standardize extension. |
| 3206 | $ext = strtolower(trim($ext, '. ')); |
| 3207 | |
| 3208 | // Determine stored extension. |
| 3209 | $stored_ext = strtolower( pathinfo($v_header['stored_filename'], PATHINFO_EXTENSION) ); |
| 3210 | |
| 3211 | // Determine if extension is used. |
| 3212 | if ($ext === $stored_ext) { |
| 3213 | $v_extract = false; |
| 3214 | break; |
| 3215 | } |
| 3216 | } |
| 3217 | } |
| 3218 | |
| 3219 | // ----- Only allow files with whitelisted file extensions |
| 3220 | if( ($v_extract) && isset($p_options[WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS]) ){ |
| 3221 | |
| 3222 | $v_extract = false; // Default to not extracting |
| 3223 | |
| 3224 | // Process each allowed extension. |
| 3225 | foreach($p_options[WPAI_PCLZIP_OPT_EXTRACT_WHITELIST_RESTRICTIONS] as $ext){ |
| 3226 | // Standardize extension. |
| 3227 | $ext = strtolower(trim($ext, '. ')); |
| 3228 | |
| 3229 | // Determine stored extension. |
| 3230 | $stored_ext = strtolower( pathinfo($v_header['stored_filename'], PATHINFO_EXTENSION) ); |
| 3231 | |
| 3232 | // Determine if extension is allowed. |
| 3233 | if ($ext === $stored_ext) { |
| 3234 | $v_extract = true; |
| 3235 | break; |
| 3236 | } |
| 3237 | } |
| 3238 | } |
| 3239 | |
| 3240 | // ----- Check compression method |
| 3241 | if (($v_extract) && (($v_header['compression'] != 8) && ($v_header['compression'] != 0))) { |
| 3242 | $v_header['status'] = 'unsupported_compression'; |
| 3243 | |
| 3244 | // ----- Look for WPAI_PCLZIP_OPT_STOP_ON_ERROR |
| 3245 | if ((isset($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR] === true)) { |
| 3246 | $this->privSwapBackMagicQuotes(); |
| 3247 | |
| 3248 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_UNSUPPORTED_COMPRESSION, "Filename '".$v_header['stored_filename']."' is compressed by an unsupported compression method (".$v_header['compression'].") "); |
| 3249 | |
| 3250 | return WpaiPclZip::errorCode(); |
| 3251 | } |
| 3252 | } |
| 3253 | |
| 3254 | // ----- Check encrypted files |
| 3255 | if (($v_extract) && (($v_header['flag'] & 1) == 1)) { |
| 3256 | $v_header['status'] = 'unsupported_encryption'; |
| 3257 | // ----- Look for WPAI_PCLZIP_OPT_STOP_ON_ERROR |
| 3258 | if ((isset($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR] === true)) { |
| 3259 | $this->privSwapBackMagicQuotes(); |
| 3260 | |
| 3261 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, "Unsupported encryption for filename '".$v_header['stored_filename']."'"); |
| 3262 | |
| 3263 | return WpaiPclZip::errorCode(); |
| 3264 | } |
| 3265 | } |
| 3266 | |
| 3267 | // ----- Look for real extraction |
| 3268 | if (($v_extract) && ($v_header['status'] != 'ok')) { |
| 3269 | $v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]); |
| 3270 | if ($v_result != 1) { |
| 3271 | $this->privCloseFd(); |
| 3272 | $this->privSwapBackMagicQuotes(); |
| 3273 | return $v_result; |
| 3274 | } |
| 3275 | |
| 3276 | $v_extract = false; |
| 3277 | } |
| 3278 | |
| 3279 | // ----- Look for real extraction |
| 3280 | if ($v_extract) { |
| 3281 | // ----- Go to the file position |
| 3282 | @rewind($this->zip_fd); |
| 3283 | if (@fseek($this->zip_fd, $v_header['offset'])) { |
| 3284 | // ----- Close the zip file |
| 3285 | $this->privCloseFd(); |
| 3286 | |
| 3287 | $this->privSwapBackMagicQuotes(); |
| 3288 | |
| 3289 | // ----- Error log |
| 3290 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); |
| 3291 | |
| 3292 | // ----- Return |
| 3293 | return WpaiPclZip::errorCode(); |
| 3294 | } |
| 3295 | |
| 3296 | // ----- Look for extraction as string |
| 3297 | if ($p_options[WPAI_PCLZIP_OPT_EXTRACT_AS_STRING]) { |
| 3298 | $v_string = ''; |
| 3299 | |
| 3300 | // ----- Extracting the file |
| 3301 | $v_result1 = $this->privExtractFileAsString($v_header, $v_string, $p_options); |
| 3302 | if ($v_result1 < 1) { |
| 3303 | $this->privCloseFd(); |
| 3304 | $this->privSwapBackMagicQuotes(); |
| 3305 | return $v_result1; |
| 3306 | } |
| 3307 | |
| 3308 | // ----- Get the only interesting attributes |
| 3309 | if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1) { |
| 3310 | // ----- Close the zip file |
| 3311 | $this->privCloseFd(); |
| 3312 | $this->privSwapBackMagicQuotes(); |
| 3313 | |
| 3314 | return $v_result; |
| 3315 | } |
| 3316 | |
| 3317 | // ----- Set the file content |
| 3318 | $p_file_list[$v_nb_extracted]['content'] = $v_string; |
| 3319 | |
| 3320 | // ----- Next extracted file |
| 3321 | $v_nb_extracted++; |
| 3322 | |
| 3323 | // ----- Look for user callback abort |
| 3324 | if ($v_result1 == 2) { |
| 3325 | break; |
| 3326 | } |
| 3327 | } elseif ((isset($p_options[WPAI_PCLZIP_OPT_EXTRACT_IN_OUTPUT])) && ($p_options[WPAI_PCLZIP_OPT_EXTRACT_IN_OUTPUT])) { |
| 3328 | // ----- Look for extraction in standard output |
| 3329 | // ----- Extracting the file in standard output |
| 3330 | $v_result1 = $this->privExtractFileInOutput($v_header, $p_options); |
| 3331 | if ($v_result1 < 1) { |
| 3332 | $this->privCloseFd(); |
| 3333 | $this->privSwapBackMagicQuotes(); |
| 3334 | return $v_result1; |
| 3335 | } |
| 3336 | |
| 3337 | // ----- Get the only interesting attributes |
| 3338 | if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) { |
| 3339 | $this->privCloseFd(); |
| 3340 | $this->privSwapBackMagicQuotes(); |
| 3341 | return $v_result; |
| 3342 | } |
| 3343 | |
| 3344 | // ----- Look for user callback abort |
| 3345 | if ($v_result1 == 2) { |
| 3346 | break; |
| 3347 | } |
| 3348 | } else { |
| 3349 | // ----- Look for normal extraction |
| 3350 | // ----- Extracting the file |
| 3351 | $v_result1 = $this->privExtractFile($v_header, $p_path, $p_remove_path, $p_remove_all_path, $p_options); |
| 3352 | if ($v_result1 < 1) { |
| 3353 | $this->privCloseFd(); |
| 3354 | $this->privSwapBackMagicQuotes(); |
| 3355 | return $v_result1; |
| 3356 | } |
| 3357 | |
| 3358 | // ----- Get the only interesting attributes |
| 3359 | if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) { |
| 3360 | // ----- Close the zip file |
| 3361 | $this->privCloseFd(); |
| 3362 | $this->privSwapBackMagicQuotes(); |
| 3363 | |
| 3364 | return $v_result; |
| 3365 | } |
| 3366 | |
| 3367 | // ----- Look for user callback abort |
| 3368 | if ($v_result1 == 2) { |
| 3369 | break; |
| 3370 | } |
| 3371 | } |
| 3372 | } |
| 3373 | } |
| 3374 | |
| 3375 | // ----- Close the zip file |
| 3376 | $this->privCloseFd(); |
| 3377 | $this->privSwapBackMagicQuotes(); |
| 3378 | |
| 3379 | // ----- Return |
| 3380 | return $v_result; |
| 3381 | } |
| 3382 | // -------------------------------------------------------------------------------- |
| 3383 | |
| 3384 | // -------------------------------------------------------------------------------- |
| 3385 | // Function : privExtractFile() |
| 3386 | // Description : |
| 3387 | // Parameters : |
| 3388 | // Return Values : |
| 3389 | // |
| 3390 | // 1 : ... ? |
| 3391 | // WPAI_PCLZIP_ERR_USER_ABORTED(2) : User ask for extraction stop in callback |
| 3392 | // -------------------------------------------------------------------------------- |
| 3393 | public function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options) |
| 3394 | { |
| 3395 | $v_result=1; |
| 3396 | |
| 3397 | // ----- Read the file header |
| 3398 | if (($v_result = $this->privReadFileHeader($v_header)) != 1) { |
| 3399 | // ----- Return |
| 3400 | return $v_result; |
| 3401 | } |
| 3402 | |
| 3403 | // ----- Check that the file header is coherent with $p_entry info |
| 3404 | if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { |
| 3405 | // TBC |
| 3406 | } |
| 3407 | |
| 3408 | // ----- Look for all path to remove |
| 3409 | if ($p_remove_all_path == true) { |
| 3410 | // ----- Look for folder entry that not need to be extracted |
| 3411 | if (($p_entry['external']&0x00000010)==0x00000010) { |
| 3412 | $p_entry['status'] = "filtered"; |
| 3413 | |
| 3414 | return $v_result; |
| 3415 | } |
| 3416 | |
| 3417 | // ----- Get the basename of the path |
| 3418 | $p_entry['filename'] = basename($p_entry['filename']); |
| 3419 | } elseif ($p_remove_path != "") { |
| 3420 | // ----- Look for path to remove |
| 3421 | if ( WpaiPclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2) { |
| 3422 | // ----- Change the file status |
| 3423 | $p_entry['status'] = "filtered"; |
| 3424 | |
| 3425 | // ----- Return |
| 3426 | return $v_result; |
| 3427 | } |
| 3428 | |
| 3429 | $p_remove_path_size = strlen($p_remove_path); |
| 3430 | if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path) { |
| 3431 | // ----- Remove the path |
| 3432 | $p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size); |
| 3433 | } |
| 3434 | } |
| 3435 | |
| 3436 | // ----- Add the path |
| 3437 | if ($p_path != '') { |
| 3438 | $p_entry['filename'] = $p_path."/".$p_entry['filename']; |
| 3439 | } |
| 3440 | |
| 3441 | // ----- Check a base_dir_restriction |
| 3442 | if (isset($p_options[WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])) { |
| 3443 | $v_inclusion = WpaiPclZipUtilPathInclusion($p_options[WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION], $p_entry['filename']); |
| 3444 | if ($v_inclusion == 0) { |
| 3445 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_DIRECTORY_RESTRICTION, "Filename '".$p_entry['filename']."' is outside WPAI_PCLZIP_OPT_EXTRACT_DIR_RESTRICTION"); |
| 3446 | |
| 3447 | return WpaiPclZip::errorCode(); |
| 3448 | } |
| 3449 | } |
| 3450 | |
| 3451 | // ----- Look for pre-extract callback |
| 3452 | if (isset($p_options[WPAI_PCLZIP_CB_PRE_EXTRACT])) { |
| 3453 | // ----- Generate a local information |
| 3454 | $v_local_header = array(); |
| 3455 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3456 | |
| 3457 | // ----- Call the callback |
| 3458 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3459 | // header. |
| 3460 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_PRE_EXTRACT].'(WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header);'); |
| 3461 | $v_result = $p_options[WPAI_PCLZIP_CB_PRE_EXTRACT](WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header); |
| 3462 | if ($v_result == 0) { |
| 3463 | // ----- Change the file status |
| 3464 | $p_entry['status'] = "skipped"; |
| 3465 | $v_result = 1; |
| 3466 | } |
| 3467 | |
| 3468 | // ----- Look for abort result |
| 3469 | if ($v_result == 2) { |
| 3470 | // ----- This status is internal and will be changed in 'skipped' |
| 3471 | $p_entry['status'] = "aborted"; |
| 3472 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3473 | } |
| 3474 | |
| 3475 | // ----- Update the informations |
| 3476 | // Only some fields can be modified |
| 3477 | $p_entry['filename'] = $v_local_header['filename']; |
| 3478 | } |
| 3479 | |
| 3480 | // ----- Look if extraction should be done |
| 3481 | if ($p_entry['status'] == 'ok') { |
| 3482 | // ----- Look for specific actions while the file exist |
| 3483 | if (file_exists($p_entry['filename'])) { |
| 3484 | // ----- Look if file is a directory |
| 3485 | if (is_dir($p_entry['filename'])) { |
| 3486 | // ----- Change the file status |
| 3487 | $p_entry['status'] = "already_a_directory"; |
| 3488 | |
| 3489 | // ----- Look for WPAI_PCLZIP_OPT_STOP_ON_ERROR |
| 3490 | // For historical reason first PclZip implementation does not stop |
| 3491 | // when this kind of error occurs. |
| 3492 | if ((isset($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR]===true)) { |
| 3493 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_ALREADY_A_DIRECTORY, "Filename '".$p_entry['filename']."' is already used by an existing directory"); |
| 3494 | return WpaiPclZip::errorCode(); |
| 3495 | } |
| 3496 | } elseif (!is_writeable($p_entry['filename'])) { |
| 3497 | // ----- Look if file is write protected |
| 3498 | // ----- Change the file status |
| 3499 | $p_entry['status'] = "write_protected"; |
| 3500 | |
| 3501 | // ----- Look for WPAI_PCLZIP_OPT_STOP_ON_ERROR |
| 3502 | // For historical reason first PclZip implementation does not stop |
| 3503 | // when this kind of error occurs. |
| 3504 | if ((isset($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR] === true)) { |
| 3505 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL, "Filename '".$p_entry['filename']."' exists and is write protected"); |
| 3506 | return WpaiPclZip::errorCode(); |
| 3507 | } |
| 3508 | } elseif (filemtime($p_entry['filename']) > $p_entry['mtime']) { |
| 3509 | // ----- Look if the extracted file is older |
| 3510 | // ----- Change the file status |
| 3511 | if ((isset($p_options[WPAI_PCLZIP_OPT_REPLACE_NEWER])) && ($p_options[WPAI_PCLZIP_OPT_REPLACE_NEWER] === true)) { |
| 3512 | } else { |
| 3513 | $p_entry['status'] = "newer_exist"; |
| 3514 | |
| 3515 | // ----- Look for WPAI_PCLZIP_OPT_STOP_ON_ERROR |
| 3516 | // For historical reason first PclZip implementation does not stop |
| 3517 | // when this kind of error occurs. |
| 3518 | if ((isset($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[WPAI_PCLZIP_OPT_STOP_ON_ERROR] === true)) { |
| 3519 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL, "Newer version of '".$p_entry['filename']."' exists and option WPAI_PCLZIP_OPT_REPLACE_NEWER is not selected"); |
| 3520 | return WpaiPclZip::errorCode(); |
| 3521 | } |
| 3522 | } |
| 3523 | } else { |
| 3524 | } |
| 3525 | } else { |
| 3526 | // ----- Check the directory availability and create it if necessary |
| 3527 | if ((($p_entry['external']&0x00000010)==0x00000010) || (substr($p_entry['filename'], -1) == '/')) { |
| 3528 | $v_dir_to_check = $p_entry['filename']; |
| 3529 | } elseif (!strstr($p_entry['filename'], "/")) { |
| 3530 | $v_dir_to_check = ""; |
| 3531 | } else { |
| 3532 | $v_dir_to_check = dirname($p_entry['filename']); |
| 3533 | } |
| 3534 | |
| 3535 | if (($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external']&0x00000010)==0x00000010))) != 1) { |
| 3536 | // ----- Change the file status |
| 3537 | $p_entry['status'] = "path_creation_fail"; |
| 3538 | |
| 3539 | // ----- Return |
| 3540 | //return $v_result; |
| 3541 | $v_result = 1; |
| 3542 | } |
| 3543 | } |
| 3544 | } |
| 3545 | |
| 3546 | // ----- Look if extraction should be done |
| 3547 | if ($p_entry['status'] == 'ok') { |
| 3548 | // ----- Do the extraction (if not a folder) |
| 3549 | if (!(($p_entry['external']&0x00000010) == 0x00000010)) { |
| 3550 | // ----- Look for not compressed file |
| 3551 | if ($p_entry['compression'] == 0) { |
| 3552 | // ----- Opening destination file |
| 3553 | if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { |
| 3554 | // ----- Change the file status |
| 3555 | $p_entry['status'] = "write_error"; |
| 3556 | |
| 3557 | // ----- Return |
| 3558 | return $v_result; |
| 3559 | } |
| 3560 | |
| 3561 | // ----- Read the file by WPAI_PCLZIP_READ_BLOCK_SIZE octets blocks |
| 3562 | $v_size = $p_entry['compressed_size']; |
| 3563 | while ($v_size != 0) { |
| 3564 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 3565 | $v_buffer = @fread($this->zip_fd, $v_read_size); |
| 3566 | /* Try to speed up the code |
| 3567 | $v_binary_data = pack('a'.$v_read_size, $v_buffer); |
| 3568 | @fwrite($v_dest_file, $v_binary_data, $v_read_size); |
| 3569 | */ |
| 3570 | @fwrite($v_dest_file, $v_buffer, $v_read_size); |
| 3571 | $v_size -= $v_read_size; |
| 3572 | } |
| 3573 | |
| 3574 | // ----- Closing the destination file |
| 3575 | fclose($v_dest_file); |
| 3576 | |
| 3577 | // ----- Change the file mtime |
| 3578 | touch($p_entry['filename'], $p_entry['mtime']); |
| 3579 | } else { |
| 3580 | // ----- TBC |
| 3581 | // Need to be finished |
| 3582 | if (($p_entry['flag'] & 1) == 1) { |
| 3583 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, 'File \''.$p_entry['filename'].'\' is encrypted. Encrypted files are not supported.'); |
| 3584 | return WpaiPclZip::errorCode(); |
| 3585 | } |
| 3586 | |
| 3587 | // ----- Look for using temporary file to unzip |
| 3588 | if ((!isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_OFF])) && (isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_ON]) || (isset($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD]) && ($p_options[WPAI_PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])))) { |
| 3589 | $v_result = $this->privExtractFileUsingTempFile($p_entry, $p_options); |
| 3590 | if ($v_result < WPAI_PCLZIP_ERR_NO_ERROR) { |
| 3591 | return $v_result; |
| 3592 | } |
| 3593 | } else { |
| 3594 | // ----- Look for extract in memory |
| 3595 | // ----- Read the compressed file in a buffer (one shot) |
| 3596 | $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); |
| 3597 | |
| 3598 | // ----- Decompress the file |
| 3599 | $v_file_content = @gzinflate($v_buffer); |
| 3600 | unset($v_buffer); |
| 3601 | if ($v_file_content === false) { |
| 3602 | // ----- Change the file status |
| 3603 | // TBC |
| 3604 | $p_entry['status'] = "error"; |
| 3605 | |
| 3606 | return $v_result; |
| 3607 | } |
| 3608 | |
| 3609 | // ----- Opening destination file |
| 3610 | if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { |
| 3611 | // ----- Change the file status |
| 3612 | $p_entry['status'] = "write_error"; |
| 3613 | |
| 3614 | return $v_result; |
| 3615 | } |
| 3616 | |
| 3617 | // ----- Write the uncompressed data |
| 3618 | @fwrite($v_dest_file, $v_file_content, $p_entry['size']); |
| 3619 | unset($v_file_content); |
| 3620 | |
| 3621 | // ----- Closing the destination file |
| 3622 | @fclose($v_dest_file); |
| 3623 | } |
| 3624 | |
| 3625 | // ----- Change the file mtime |
| 3626 | @touch($p_entry['filename'], $p_entry['mtime']); |
| 3627 | } |
| 3628 | |
| 3629 | // ----- Look for chmod option |
| 3630 | if (isset($p_options[WPAI_PCLZIP_OPT_SET_CHMOD])) { |
| 3631 | // ----- Change the mode of the file |
| 3632 | @chmod($p_entry['filename'], $p_options[WPAI_PCLZIP_OPT_SET_CHMOD]); |
| 3633 | } |
| 3634 | } |
| 3635 | } |
| 3636 | |
| 3637 | // ----- Change abort status |
| 3638 | if ($p_entry['status'] == "aborted") { |
| 3639 | $p_entry['status'] = "skipped"; |
| 3640 | } elseif (isset($p_options[WPAI_PCLZIP_CB_POST_EXTRACT])) { |
| 3641 | // ----- Look for post-extract callback |
| 3642 | // ----- Generate a local information |
| 3643 | $v_local_header = array(); |
| 3644 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3645 | |
| 3646 | // ----- Call the callback |
| 3647 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3648 | // header. |
| 3649 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_POST_EXTRACT].'(WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header);'); |
| 3650 | $v_result = $p_options[WPAI_PCLZIP_CB_POST_EXTRACT](WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header); |
| 3651 | |
| 3652 | // ----- Look for abort result |
| 3653 | if ($v_result == 2) { |
| 3654 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3655 | } |
| 3656 | } |
| 3657 | |
| 3658 | // ----- Return |
| 3659 | return $v_result; |
| 3660 | } |
| 3661 | // -------------------------------------------------------------------------------- |
| 3662 | |
| 3663 | // -------------------------------------------------------------------------------- |
| 3664 | // Function : privExtractFileUsingTempFile() |
| 3665 | // Description : |
| 3666 | // Parameters : |
| 3667 | // Return Values : |
| 3668 | // -------------------------------------------------------------------------------- |
| 3669 | public function privExtractFileUsingTempFile(&$p_entry, &$p_options) |
| 3670 | { |
| 3671 | $v_result=1; |
| 3672 | |
| 3673 | // ----- Creates a temporary file |
| 3674 | $v_gzip_temp_name = WPAI_PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz'; |
| 3675 | if (($v_dest_file = @fopen($v_gzip_temp_name, "wb")) == 0) { |
| 3676 | fclose($v_dest_file); |
| 3677 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode'); |
| 3678 | return WpaiPclZip::errorCode(); |
| 3679 | } |
| 3680 | |
| 3681 | // ----- Write gz file format header |
| 3682 | $v_binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($p_entry['compression']), Chr(0x00), time(), Chr(0x00), Chr(3)); |
| 3683 | @fwrite($v_dest_file, $v_binary_data, 10); |
| 3684 | |
| 3685 | // ----- Read the file by WPAI_PCLZIP_READ_BLOCK_SIZE octets blocks |
| 3686 | $v_size = $p_entry['compressed_size']; |
| 3687 | while ($v_size != 0) { |
| 3688 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 3689 | $v_buffer = @fread($this->zip_fd, $v_read_size); |
| 3690 | //$v_binary_data = pack('a'.$v_read_size, $v_buffer); |
| 3691 | @fwrite($v_dest_file, $v_buffer, $v_read_size); |
| 3692 | $v_size -= $v_read_size; |
| 3693 | } |
| 3694 | |
| 3695 | // ----- Write gz file format footer |
| 3696 | $v_binary_data = pack('VV', $p_entry['crc'], $p_entry['size']); |
| 3697 | @fwrite($v_dest_file, $v_binary_data, 8); |
| 3698 | |
| 3699 | // ----- Close the temporary file |
| 3700 | @fclose($v_dest_file); |
| 3701 | |
| 3702 | // ----- Opening destination file |
| 3703 | if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { |
| 3704 | $p_entry['status'] = "write_error"; |
| 3705 | return $v_result; |
| 3706 | } |
| 3707 | |
| 3708 | // ----- Open the temporary gz file |
| 3709 | if (($v_src_file = @gzopen($v_gzip_temp_name, 'rb')) == 0) { |
| 3710 | @fclose($v_dest_file); |
| 3711 | $p_entry['status'] = "read_error"; |
| 3712 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); |
| 3713 | return WpaiPclZip::errorCode(); |
| 3714 | } |
| 3715 | |
| 3716 | // ----- Read the file by WPAI_PCLZIP_READ_BLOCK_SIZE octets blocks |
| 3717 | $v_size = $p_entry['size']; |
| 3718 | while ($v_size != 0) { |
| 3719 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 3720 | $v_buffer = @gzread($v_src_file, $v_read_size); |
| 3721 | //$v_binary_data = pack('a'.$v_read_size, $v_buffer); |
| 3722 | @fwrite($v_dest_file, $v_buffer, $v_read_size); |
| 3723 | $v_size -= $v_read_size; |
| 3724 | } |
| 3725 | @fclose($v_dest_file); |
| 3726 | @gzclose($v_src_file); |
| 3727 | |
| 3728 | // ----- Delete the temporary file |
| 3729 | @unlink($v_gzip_temp_name); |
| 3730 | |
| 3731 | // ----- Return |
| 3732 | return $v_result; |
| 3733 | } |
| 3734 | // -------------------------------------------------------------------------------- |
| 3735 | |
| 3736 | // -------------------------------------------------------------------------------- |
| 3737 | // Function : privExtractFileInOutput() |
| 3738 | // Description : |
| 3739 | // Parameters : |
| 3740 | // Return Values : |
| 3741 | // -------------------------------------------------------------------------------- |
| 3742 | public function privExtractFileInOutput(&$p_entry, &$p_options) |
| 3743 | { |
| 3744 | $v_result=1; |
| 3745 | |
| 3746 | // ----- Read the file header |
| 3747 | if (($v_result = $this->privReadFileHeader($v_header)) != 1) { |
| 3748 | return $v_result; |
| 3749 | } |
| 3750 | |
| 3751 | // ----- Check that the file header is coherent with $p_entry info |
| 3752 | if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { |
| 3753 | // TBC |
| 3754 | } |
| 3755 | |
| 3756 | // ----- Look for pre-extract callback |
| 3757 | if (isset($p_options[WPAI_PCLZIP_CB_PRE_EXTRACT])) { |
| 3758 | // ----- Generate a local information |
| 3759 | $v_local_header = array(); |
| 3760 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3761 | |
| 3762 | // ----- Call the callback |
| 3763 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3764 | // header. |
| 3765 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_PRE_EXTRACT].'(WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header);'); |
| 3766 | $v_result = $p_options[WPAI_PCLZIP_CB_PRE_EXTRACT](WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header); |
| 3767 | if ($v_result == 0) { |
| 3768 | // ----- Change the file status |
| 3769 | $p_entry['status'] = "skipped"; |
| 3770 | $v_result = 1; |
| 3771 | } |
| 3772 | |
| 3773 | // ----- Look for abort result |
| 3774 | if ($v_result == 2) { |
| 3775 | // ----- This status is internal and will be changed in 'skipped' |
| 3776 | $p_entry['status'] = "aborted"; |
| 3777 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3778 | } |
| 3779 | |
| 3780 | // ----- Update the informations |
| 3781 | // Only some fields can be modified |
| 3782 | $p_entry['filename'] = $v_local_header['filename']; |
| 3783 | } |
| 3784 | |
| 3785 | // ----- Trace |
| 3786 | |
| 3787 | // ----- Look if extraction should be done |
| 3788 | if ($p_entry['status'] == 'ok') { |
| 3789 | // ----- Do the extraction (if not a folder) |
| 3790 | if (!(($p_entry['external']&0x00000010)==0x00000010)) { |
| 3791 | // ----- Look for not compressed file |
| 3792 | if ($p_entry['compressed_size'] == $p_entry['size']) { |
| 3793 | // ----- Read the file in a buffer (one shot) |
| 3794 | $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); |
| 3795 | |
| 3796 | // ----- Send the file to the output |
| 3797 | echo $v_buffer; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Raw archive extraction byte stream sent to PHP output. |
| 3798 | unset($v_buffer); |
| 3799 | } else { |
| 3800 | // ----- Read the compressed file in a buffer (one shot) |
| 3801 | $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); |
| 3802 | |
| 3803 | // ----- Decompress the file |
| 3804 | $v_file_content = gzinflate($v_buffer); |
| 3805 | unset($v_buffer); |
| 3806 | |
| 3807 | // ----- Send the file to the output |
| 3808 | echo $v_file_content; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Decompressed archive bytes sent to PHP output. |
| 3809 | unset($v_file_content); |
| 3810 | } |
| 3811 | } |
| 3812 | } |
| 3813 | |
| 3814 | // ----- Change abort status |
| 3815 | if ($p_entry['status'] == "aborted") { |
| 3816 | $p_entry['status'] = "skipped"; |
| 3817 | } elseif (isset($p_options[WPAI_PCLZIP_CB_POST_EXTRACT])) { |
| 3818 | // ----- Look for post-extract callback |
| 3819 | |
| 3820 | // ----- Generate a local information |
| 3821 | $v_local_header = array(); |
| 3822 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3823 | |
| 3824 | // ----- Call the callback |
| 3825 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3826 | // header. |
| 3827 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_POST_EXTRACT].'(WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header);'); |
| 3828 | $v_result = $p_options[WPAI_PCLZIP_CB_POST_EXTRACT](WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header); |
| 3829 | |
| 3830 | // ----- Look for abort result |
| 3831 | if ($v_result == 2) { |
| 3832 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3833 | } |
| 3834 | } |
| 3835 | |
| 3836 | return $v_result; |
| 3837 | } |
| 3838 | // -------------------------------------------------------------------------------- |
| 3839 | |
| 3840 | // -------------------------------------------------------------------------------- |
| 3841 | // Function : privExtractFileAsString() |
| 3842 | // Description : |
| 3843 | // Parameters : |
| 3844 | // Return Values : |
| 3845 | // -------------------------------------------------------------------------------- |
| 3846 | public function privExtractFileAsString(&$p_entry, &$p_string, &$p_options) |
| 3847 | { |
| 3848 | $v_result=1; |
| 3849 | |
| 3850 | // ----- Read the file header |
| 3851 | $v_header = array(); |
| 3852 | if (($v_result = $this->privReadFileHeader($v_header)) != 1) { |
| 3853 | // ----- Return |
| 3854 | return $v_result; |
| 3855 | } |
| 3856 | |
| 3857 | // ----- Check that the file header is coherent with $p_entry info |
| 3858 | if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) { |
| 3859 | // TBC |
| 3860 | } |
| 3861 | |
| 3862 | // ----- Look for pre-extract callback |
| 3863 | if (isset($p_options[WPAI_PCLZIP_CB_PRE_EXTRACT])) { |
| 3864 | // ----- Generate a local information |
| 3865 | $v_local_header = array(); |
| 3866 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3867 | |
| 3868 | // ----- Call the callback |
| 3869 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3870 | // header. |
| 3871 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_PRE_EXTRACT].'(WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header);'); |
| 3872 | $v_result = $p_options[WPAI_PCLZIP_CB_PRE_EXTRACT](WPAI_PCLZIP_CB_PRE_EXTRACT, $v_local_header); |
| 3873 | if ($v_result == 0) { |
| 3874 | // ----- Change the file status |
| 3875 | $p_entry['status'] = "skipped"; |
| 3876 | $v_result = 1; |
| 3877 | } |
| 3878 | |
| 3879 | // ----- Look for abort result |
| 3880 | if ($v_result == 2) { |
| 3881 | // ----- This status is internal and will be changed in 'skipped' |
| 3882 | $p_entry['status'] = "aborted"; |
| 3883 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3884 | } |
| 3885 | |
| 3886 | // ----- Update the informations |
| 3887 | // Only some fields can be modified |
| 3888 | $p_entry['filename'] = $v_local_header['filename']; |
| 3889 | } |
| 3890 | |
| 3891 | // ----- Look if extraction should be done |
| 3892 | if ($p_entry['status'] == 'ok') { |
| 3893 | // ----- Do the extraction (if not a folder) |
| 3894 | if (!(($p_entry['external']&0x00000010)==0x00000010)) { |
| 3895 | // ----- Look for not compressed file |
| 3896 | // if ($p_entry['compressed_size'] == $p_entry['size']) |
| 3897 | if ($p_entry['compression'] == 0) { |
| 3898 | // ----- Reading the file |
| 3899 | $p_string = @fread($this->zip_fd, $p_entry['compressed_size']); |
| 3900 | } else { |
| 3901 | // ----- Reading the file |
| 3902 | $v_data = @fread($this->zip_fd, $p_entry['compressed_size']); |
| 3903 | |
| 3904 | // ----- Decompress the file |
| 3905 | if (($p_string = @gzinflate($v_data)) === false) { |
| 3906 | // TBC |
| 3907 | } |
| 3908 | } |
| 3909 | // ----- Trace |
| 3910 | } else { |
| 3911 | // TBC : error : can not extract a folder in a string |
| 3912 | } |
| 3913 | } |
| 3914 | |
| 3915 | // ----- Change abort status |
| 3916 | if ($p_entry['status'] == "aborted") { |
| 3917 | $p_entry['status'] = "skipped"; |
| 3918 | } elseif (isset($p_options[WPAI_PCLZIP_CB_POST_EXTRACT])) { |
| 3919 | // ----- Look for post-extract callback |
| 3920 | // ----- Generate a local information |
| 3921 | $v_local_header = array(); |
| 3922 | $this->privConvertHeader2FileInfo($p_entry, $v_local_header); |
| 3923 | |
| 3924 | // ----- Swap the content to header |
| 3925 | $v_local_header['content'] = $p_string; |
| 3926 | $p_string = ''; |
| 3927 | |
| 3928 | // ----- Call the callback |
| 3929 | // Here I do not use call_user_func() because I need to send a reference to the |
| 3930 | // header. |
| 3931 | // eval('$v_result = '.$p_options[WPAI_PCLZIP_CB_POST_EXTRACT].'(WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header);'); |
| 3932 | $v_result = $p_options[WPAI_PCLZIP_CB_POST_EXTRACT](WPAI_PCLZIP_CB_POST_EXTRACT, $v_local_header); |
| 3933 | |
| 3934 | // ----- Swap back the content to header |
| 3935 | $p_string = $v_local_header['content']; |
| 3936 | unset($v_local_header['content']); |
| 3937 | |
| 3938 | // ----- Look for abort result |
| 3939 | if ($v_result == 2) { |
| 3940 | $v_result = WPAI_PCLZIP_ERR_USER_ABORTED; |
| 3941 | } |
| 3942 | } |
| 3943 | |
| 3944 | // ----- Return |
| 3945 | return $v_result; |
| 3946 | } |
| 3947 | // -------------------------------------------------------------------------------- |
| 3948 | |
| 3949 | // -------------------------------------------------------------------------------- |
| 3950 | // Function : privReadFileHeader() |
| 3951 | // Description : |
| 3952 | // Parameters : |
| 3953 | // Return Values : |
| 3954 | // -------------------------------------------------------------------------------- |
| 3955 | public function privReadFileHeader(&$p_header) |
| 3956 | { |
| 3957 | $v_result=1; |
| 3958 | |
| 3959 | // ----- Read the 4 bytes signature |
| 3960 | $v_binary_data = @fread($this->zip_fd, 4); |
| 3961 | $v_data = unpack('Vid', $v_binary_data); |
| 3962 | |
| 3963 | // ----- Check signature |
| 3964 | if ($v_data['id'] != 0x04034b50) { |
| 3965 | // ----- Error log |
| 3966 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure'); |
| 3967 | |
| 3968 | // ----- Return |
| 3969 | return WpaiPclZip::errorCode(); |
| 3970 | } |
| 3971 | |
| 3972 | // ----- Read the first 42 bytes of the header |
| 3973 | $v_binary_data = fread($this->zip_fd, 26); |
| 3974 | |
| 3975 | // ----- Look for invalid block size |
| 3976 | if (strlen($v_binary_data) != 26) { |
| 3977 | $p_header['filename'] = ""; |
| 3978 | $p_header['status'] = "invalid_header"; |
| 3979 | |
| 3980 | // ----- Error log |
| 3981 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data)); |
| 3982 | |
| 3983 | // ----- Return |
| 3984 | return WpaiPclZip::errorCode(); |
| 3985 | } |
| 3986 | |
| 3987 | // ----- Extract the values |
| 3988 | $v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data); |
| 3989 | |
| 3990 | // ----- Get filename |
| 3991 | $p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']); |
| 3992 | |
| 3993 | // ----- Get extra_fields |
| 3994 | if ($v_data['extra_len'] != 0) { |
| 3995 | $p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']); |
| 3996 | } else { |
| 3997 | $p_header['extra'] = ''; |
| 3998 | } |
| 3999 | |
| 4000 | // ----- Extract properties |
| 4001 | $p_header['version_extracted'] = $v_data['version']; |
| 4002 | $p_header['compression'] = $v_data['compression']; |
| 4003 | $p_header['size'] = $v_data['size']; |
| 4004 | $p_header['compressed_size'] = $v_data['compressed_size']; |
| 4005 | $p_header['crc'] = $v_data['crc']; |
| 4006 | $p_header['flag'] = $v_data['flag']; |
| 4007 | $p_header['filename_len'] = $v_data['filename_len']; |
| 4008 | |
| 4009 | // ----- Recuperate date in UNIX format |
| 4010 | $p_header['mdate'] = $v_data['mdate']; |
| 4011 | $p_header['mtime'] = $v_data['mtime']; |
| 4012 | if ($p_header['mdate'] && $p_header['mtime']) { |
| 4013 | // ----- Extract time |
| 4014 | $v_hour = ($p_header['mtime'] & 0xF800) >> 11; |
| 4015 | $v_minute = ($p_header['mtime'] & 0x07E0) >> 5; |
| 4016 | $v_seconde = ($p_header['mtime'] & 0x001F)*2; |
| 4017 | |
| 4018 | // ----- Extract date |
| 4019 | $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980; |
| 4020 | $v_month = ($p_header['mdate'] & 0x01E0) >> 5; |
| 4021 | $v_day = $p_header['mdate'] & 0x001F; |
| 4022 | |
| 4023 | // ----- Get UNIX date format |
| 4024 | $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year); |
| 4025 | |
| 4026 | } else { |
| 4027 | $p_header['mtime'] = time(); |
| 4028 | } |
| 4029 | |
| 4030 | // TBC |
| 4031 | //for(reset($v_data); $key = key($v_data); next($v_data)) { |
| 4032 | //} |
| 4033 | |
| 4034 | // ----- Set the stored filename |
| 4035 | $p_header['stored_filename'] = $p_header['filename']; |
| 4036 | |
| 4037 | // ----- Set the status field |
| 4038 | $p_header['status'] = "ok"; |
| 4039 | |
| 4040 | // ----- Return |
| 4041 | return $v_result; |
| 4042 | } |
| 4043 | // -------------------------------------------------------------------------------- |
| 4044 | |
| 4045 | // -------------------------------------------------------------------------------- |
| 4046 | // Function : privReadCentralFileHeader() |
| 4047 | // Description : |
| 4048 | // Parameters : |
| 4049 | // Return Values : |
| 4050 | // -------------------------------------------------------------------------------- |
| 4051 | public function privReadCentralFileHeader(&$p_header) |
| 4052 | { |
| 4053 | $v_result = 1; |
| 4054 | |
| 4055 | // ----- Read the 4 bytes signature |
| 4056 | $v_binary_data = @fread($this->zip_fd, 4); |
| 4057 | $v_data = unpack('Vid', $v_binary_data); |
| 4058 | |
| 4059 | // ----- Check signature |
| 4060 | if ($v_data['id'] != 0x02014b50) { |
| 4061 | // ----- Error log |
| 4062 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure'); |
| 4063 | |
| 4064 | // ----- Return |
| 4065 | return WpaiPclZip::errorCode(); |
| 4066 | } |
| 4067 | |
| 4068 | // ----- Read the first 42 bytes of the header |
| 4069 | $v_binary_data = fread($this->zip_fd, 42); |
| 4070 | |
| 4071 | // ----- Look for invalid block size |
| 4072 | if (strlen($v_binary_data) != 42) { |
| 4073 | $p_header['filename'] = ""; |
| 4074 | $p_header['status'] = "invalid_header"; |
| 4075 | |
| 4076 | // ----- Error log |
| 4077 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data)); |
| 4078 | |
| 4079 | // ----- Return |
| 4080 | return WpaiPclZip::errorCode(); |
| 4081 | } |
| 4082 | |
| 4083 | // ----- Extract the values |
| 4084 | $p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $v_binary_data); |
| 4085 | |
| 4086 | // ----- Get filename |
| 4087 | if ($p_header['filename_len'] != 0) { |
| 4088 | $p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']); |
| 4089 | } else { |
| 4090 | $p_header['filename'] = ''; |
| 4091 | } |
| 4092 | |
| 4093 | // ----- Get extra |
| 4094 | if ($p_header['extra_len'] != 0) { |
| 4095 | $p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']); |
| 4096 | } else { |
| 4097 | $p_header['extra'] = ''; |
| 4098 | } |
| 4099 | |
| 4100 | // ----- Get comment |
| 4101 | if ($p_header['comment_len'] != 0) { |
| 4102 | $p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']); |
| 4103 | } else { |
| 4104 | $p_header['comment'] = ''; |
| 4105 | } |
| 4106 | |
| 4107 | // ----- Extract properties |
| 4108 | |
| 4109 | // ----- Recuperate date in UNIX format |
| 4110 | //if ($p_header['mdate'] && $p_header['mtime']) |
| 4111 | // TBC : bug : this was ignoring time with 0/0/0 |
| 4112 | if (1) { |
| 4113 | // ----- Extract time |
| 4114 | $v_hour = ($p_header['mtime'] & 0xF800) >> 11; |
| 4115 | $v_minute = ($p_header['mtime'] & 0x07E0) >> 5; |
| 4116 | $v_seconde = ($p_header['mtime'] & 0x001F)*2; |
| 4117 | |
| 4118 | // ----- Extract date |
| 4119 | $v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980; |
| 4120 | $v_month = ($p_header['mdate'] & 0x01E0) >> 5; |
| 4121 | $v_day = $p_header['mdate'] & 0x001F; |
| 4122 | |
| 4123 | // ----- Get UNIX date format |
| 4124 | $p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year); |
| 4125 | |
| 4126 | } else { |
| 4127 | $p_header['mtime'] = time(); |
| 4128 | } |
| 4129 | |
| 4130 | // ----- Set the stored filename |
| 4131 | $p_header['stored_filename'] = $p_header['filename']; |
| 4132 | |
| 4133 | // ----- Set default status to ok |
| 4134 | $p_header['status'] = 'ok'; |
| 4135 | |
| 4136 | // ----- Look if it is a directory |
| 4137 | if (substr($p_header['filename'], -1) == '/') { |
| 4138 | //$p_header['external'] = 0x41FF0010; |
| 4139 | $p_header['external'] = 0x00000010; |
| 4140 | } |
| 4141 | |
| 4142 | |
| 4143 | // ----- Return |
| 4144 | return $v_result; |
| 4145 | } |
| 4146 | // -------------------------------------------------------------------------------- |
| 4147 | |
| 4148 | // -------------------------------------------------------------------------------- |
| 4149 | // Function : privCheckFileHeaders() |
| 4150 | // Description : |
| 4151 | // Parameters : |
| 4152 | // Return Values : |
| 4153 | // 1 on success, |
| 4154 | // 0 on error; |
| 4155 | // -------------------------------------------------------------------------------- |
| 4156 | public function privCheckFileHeaders(&$p_local_header, &$p_central_header) |
| 4157 | { |
| 4158 | $v_result=1; |
| 4159 | |
| 4160 | // ----- Check the static values |
| 4161 | // TBC |
| 4162 | if ($p_local_header['filename'] != $p_central_header['filename']) { |
| 4163 | } |
| 4164 | if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) { |
| 4165 | } |
| 4166 | if ($p_local_header['flag'] != $p_central_header['flag']) { |
| 4167 | } |
| 4168 | if ($p_local_header['compression'] != $p_central_header['compression']) { |
| 4169 | } |
| 4170 | if ($p_local_header['mtime'] != $p_central_header['mtime']) { |
| 4171 | } |
| 4172 | if ($p_local_header['filename_len'] != $p_central_header['filename_len']) { |
| 4173 | } |
| 4174 | |
| 4175 | // ----- Look for flag bit 3 |
| 4176 | if (($p_local_header['flag'] & 8) == 8) { |
| 4177 | $p_local_header['size'] = $p_central_header['size']; |
| 4178 | $p_local_header['compressed_size'] = $p_central_header['compressed_size']; |
| 4179 | $p_local_header['crc'] = $p_central_header['crc']; |
| 4180 | } |
| 4181 | |
| 4182 | // ----- Return |
| 4183 | return $v_result; |
| 4184 | } |
| 4185 | // -------------------------------------------------------------------------------- |
| 4186 | |
| 4187 | // -------------------------------------------------------------------------------- |
| 4188 | // Function : privReadEndCentralDir() |
| 4189 | // Description : |
| 4190 | // Parameters : |
| 4191 | // Return Values : |
| 4192 | // -------------------------------------------------------------------------------- |
| 4193 | public function privReadEndCentralDir(&$p_central_dir) |
| 4194 | { |
| 4195 | $v_result=1; |
| 4196 | |
| 4197 | // ----- Go to the end of the zip file |
| 4198 | $v_size = filesize($this->zipname); |
| 4199 | @fseek($this->zip_fd, $v_size); |
| 4200 | if (@ftell($this->zip_fd) != $v_size) { |
| 4201 | // ----- Error log |
| 4202 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive \''.$this->zipname.'\''); |
| 4203 | |
| 4204 | // ----- Return |
| 4205 | return WpaiPclZip::errorCode(); |
| 4206 | } |
| 4207 | |
| 4208 | // ----- First try : look if this is an archive with no commentaries (most of the time) |
| 4209 | // in this case the end of central dir is at 22 bytes of the file end |
| 4210 | $v_found = 0; |
| 4211 | if ($v_size > 26) { |
| 4212 | @fseek($this->zip_fd, $v_size-22); |
| 4213 | if (($v_pos = @ftell($this->zip_fd)) != ($v_size-22)) { |
| 4214 | // ----- Error log |
| 4215 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\''); |
| 4216 | |
| 4217 | // ----- Return |
| 4218 | return WpaiPclZip::errorCode(); |
| 4219 | } |
| 4220 | |
| 4221 | // ----- Read for bytes |
| 4222 | $v_binary_data = @fread($this->zip_fd, 4); |
| 4223 | $v_data = @unpack('Vid', $v_binary_data); |
| 4224 | |
| 4225 | // ----- Check signature |
| 4226 | if ($v_data['id'] == 0x06054b50) { |
| 4227 | $v_found = 1; |
| 4228 | } |
| 4229 | |
| 4230 | $v_pos = ftell($this->zip_fd); |
| 4231 | } |
| 4232 | |
| 4233 | // ----- Go back to the maximum possible size of the Central Dir End Record |
| 4234 | if (!$v_found) { |
| 4235 | $v_maximum_size = 65557; // 0xFFFF + 22; |
| 4236 | if ($v_maximum_size > $v_size) { |
| 4237 | $v_maximum_size = $v_size; |
| 4238 | } |
| 4239 | @fseek($this->zip_fd, $v_size-$v_maximum_size); |
| 4240 | if (@ftell($this->zip_fd) != ($v_size-$v_maximum_size)) { |
| 4241 | // ----- Error log |
| 4242 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive \''.$this->zipname.'\''); |
| 4243 | |
| 4244 | // ----- Return |
| 4245 | return WpaiPclZip::errorCode(); |
| 4246 | } |
| 4247 | |
| 4248 | // ----- Read byte per byte in order to find the signature |
| 4249 | $v_pos = ftell($this->zip_fd); |
| 4250 | $v_bytes = 0x00000000; |
| 4251 | while ($v_pos < $v_size) { |
| 4252 | // ----- Read a byte |
| 4253 | $v_byte = @fread($this->zip_fd, 1); |
| 4254 | |
| 4255 | // ----- Add the byte |
| 4256 | //$v_bytes = ($v_bytes << 8) | Ord($v_byte); |
| 4257 | // Note we mask the old value down such that once shifted we can never end up with more than a 32bit number |
| 4258 | // Otherwise on systems where we have 64bit integers the check below for the magic number will fail. |
| 4259 | $v_bytes = (($v_bytes & 0xFFFFFF) << 8) | Ord($v_byte); |
| 4260 | |
| 4261 | // ----- Compare the bytes |
| 4262 | if ($v_bytes == 0x504b0506) { |
| 4263 | $v_pos++; |
| 4264 | break; |
| 4265 | } |
| 4266 | |
| 4267 | $v_pos++; |
| 4268 | } |
| 4269 | |
| 4270 | // ----- Look if not found end of central dir |
| 4271 | if ($v_pos == $v_size) { |
| 4272 | // ----- Error log |
| 4273 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, "Unable to find End of Central Dir Record signature"); |
| 4274 | |
| 4275 | // ----- Return |
| 4276 | return WpaiPclZip::errorCode(); |
| 4277 | } |
| 4278 | } |
| 4279 | |
| 4280 | // ----- Read the first 18 bytes of the header |
| 4281 | $v_binary_data = fread($this->zip_fd, 18); |
| 4282 | |
| 4283 | // ----- Look for invalid block size |
| 4284 | if (strlen($v_binary_data) != 18) { |
| 4285 | // ----- Error log |
| 4286 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, "Invalid End of Central Dir Record size : ".strlen($v_binary_data)); |
| 4287 | |
| 4288 | // ----- Return |
| 4289 | return WpaiPclZip::errorCode(); |
| 4290 | } |
| 4291 | |
| 4292 | // ----- Extract the values |
| 4293 | $v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data); |
| 4294 | |
| 4295 | // ----- Check the global size |
| 4296 | if (($v_pos + $v_data['comment_size'] + 18) != $v_size) { |
| 4297 | // ----- Removed in release 2.2 see readme file |
| 4298 | // The check of the file size is a little too strict. |
| 4299 | // Some bugs where found when a zip is encrypted/decrypted with 'crypt'. |
| 4300 | // While decrypted, zip has training 0 bytes |
| 4301 | if (0) { |
| 4302 | // ----- Error log |
| 4303 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_BAD_FORMAT, 'The central dir is not at the end of the archive. Some trailing bytes exists after the archive.'); |
| 4304 | |
| 4305 | // ----- Return |
| 4306 | return WpaiPclZip::errorCode(); |
| 4307 | } |
| 4308 | } |
| 4309 | |
| 4310 | // ----- Get comment |
| 4311 | if ($v_data['comment_size'] != 0) { |
| 4312 | $p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']); |
| 4313 | } else { |
| 4314 | $p_central_dir['comment'] = ''; |
| 4315 | } |
| 4316 | |
| 4317 | $p_central_dir['entries'] = $v_data['entries']; |
| 4318 | $p_central_dir['disk_entries'] = $v_data['disk_entries']; |
| 4319 | $p_central_dir['offset'] = $v_data['offset']; |
| 4320 | $p_central_dir['size'] = $v_data['size']; |
| 4321 | $p_central_dir['disk'] = $v_data['disk']; |
| 4322 | $p_central_dir['disk_start'] = $v_data['disk_start']; |
| 4323 | |
| 4324 | // TBC |
| 4325 | //for(reset($p_central_dir); $key = key($p_central_dir); next($p_central_dir)) { |
| 4326 | //} |
| 4327 | |
| 4328 | // ----- Return |
| 4329 | return $v_result; |
| 4330 | } |
| 4331 | // -------------------------------------------------------------------------------- |
| 4332 | |
| 4333 | // -------------------------------------------------------------------------------- |
| 4334 | // Function : privDeleteByRule() |
| 4335 | // Description : |
| 4336 | // Parameters : |
| 4337 | // Return Values : |
| 4338 | // -------------------------------------------------------------------------------- |
| 4339 | public function privDeleteByRule(&$p_result_list, &$p_options) |
| 4340 | { |
| 4341 | $v_result=1; |
| 4342 | $v_list_detail = array(); |
| 4343 | |
| 4344 | // ----- Open the zip file |
| 4345 | if (($v_result=$this->privOpenFd('rb')) != 1) { |
| 4346 | // ----- Return |
| 4347 | return $v_result; |
| 4348 | } |
| 4349 | |
| 4350 | // ----- Read the central directory informations |
| 4351 | $v_central_dir = array(); |
| 4352 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 4353 | $this->privCloseFd(); |
| 4354 | return $v_result; |
| 4355 | } |
| 4356 | |
| 4357 | // ----- Go to beginning of File |
| 4358 | @rewind($this->zip_fd); |
| 4359 | |
| 4360 | // ----- Scan all the files |
| 4361 | // ----- Start at beginning of Central Dir |
| 4362 | $v_pos_entry = $v_central_dir['offset']; |
| 4363 | @rewind($this->zip_fd); |
| 4364 | if (@fseek($this->zip_fd, $v_pos_entry)) { |
| 4365 | // ----- Close the zip file |
| 4366 | $this->privCloseFd(); |
| 4367 | |
| 4368 | // ----- Error log |
| 4369 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); |
| 4370 | |
| 4371 | // ----- Return |
| 4372 | return WpaiPclZip::errorCode(); |
| 4373 | } |
| 4374 | |
| 4375 | // ----- Read each entry |
| 4376 | $v_header_list = array(); |
| 4377 | $j_start = 0; |
| 4378 | for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++) { |
| 4379 | // ----- Read the file header |
| 4380 | $v_header_list[$v_nb_extracted] = array(); |
| 4381 | if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1) { |
| 4382 | // ----- Close the zip file |
| 4383 | $this->privCloseFd(); |
| 4384 | |
| 4385 | return $v_result; |
| 4386 | } |
| 4387 | |
| 4388 | |
| 4389 | // ----- Store the index |
| 4390 | $v_header_list[$v_nb_extracted]['index'] = $i; |
| 4391 | |
| 4392 | // ----- Look for the specific extract rules |
| 4393 | $v_found = false; |
| 4394 | |
| 4395 | // ----- Look for extract by name rule |
| 4396 | if ((isset($p_options[WPAI_PCLZIP_OPT_BY_NAME])) && ($p_options[WPAI_PCLZIP_OPT_BY_NAME] != 0)) { |
| 4397 | // ----- Look if the filename is in the list |
| 4398 | for ($j=0; ($j<sizeof($p_options[WPAI_PCLZIP_OPT_BY_NAME])) && (!$v_found); $j++) { |
| 4399 | // ----- Look for a directory |
| 4400 | if (substr($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j], -1) == "/") { |
| 4401 | // ----- Look if the directory is in the filename path |
| 4402 | if ((strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) && (substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) == $p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) { |
| 4403 | $v_found = true; |
| 4404 | } elseif ((($v_header_list[$v_nb_extracted]['external']&0x00000010)==0x00000010) /* Indicates a folder */ && ($v_header_list[$v_nb_extracted]['stored_filename'].'/' == $p_options[WPAI_PCLZIP_OPT_BY_NAME][$j])) { |
| 4405 | $v_found = true; |
| 4406 | } |
| 4407 | } elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[WPAI_PCLZIP_OPT_BY_NAME][$j]) { |
| 4408 | // ----- Look for a filename |
| 4409 | $v_found = true; |
| 4410 | } |
| 4411 | } |
| 4412 | } elseif ((isset($p_options[WPAI_PCLZIP_OPT_BY_PREG])) && ($p_options[WPAI_PCLZIP_OPT_BY_PREG] != "")) { |
| 4413 | // ----- Look for extract by preg rule |
| 4414 | if (preg_match($p_options[WPAI_PCLZIP_OPT_BY_PREG], $v_header_list[$v_nb_extracted]['stored_filename'])) { |
| 4415 | $v_found = true; |
| 4416 | } |
| 4417 | } elseif ((isset($p_options[WPAI_PCLZIP_OPT_BY_INDEX])) && ($p_options[WPAI_PCLZIP_OPT_BY_INDEX] != 0)) { |
| 4418 | // ----- Look for extract by index rule |
| 4419 | // ----- Look if the index is in the list |
| 4420 | for ($j=$j_start; ($j<sizeof($p_options[WPAI_PCLZIP_OPT_BY_INDEX])) && (!$v_found); $j++) { |
| 4421 | if (($i>=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['end'])) { |
| 4422 | $v_found = true; |
| 4423 | } |
| 4424 | if ($i>=$p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['end']) { |
| 4425 | $j_start = $j+1; |
| 4426 | } |
| 4427 | if ($p_options[WPAI_PCLZIP_OPT_BY_INDEX][$j]['start']>$i) { |
| 4428 | break; |
| 4429 | } |
| 4430 | } |
| 4431 | } else { |
| 4432 | $v_found = true; |
| 4433 | } |
| 4434 | |
| 4435 | // ----- Look for deletion |
| 4436 | if ($v_found) { |
| 4437 | unset($v_header_list[$v_nb_extracted]); |
| 4438 | } else { |
| 4439 | $v_nb_extracted++; |
| 4440 | } |
| 4441 | } |
| 4442 | |
| 4443 | // ----- Look if something need to be deleted |
| 4444 | if ($v_nb_extracted > 0) { |
| 4445 | // ----- Creates a temporay file |
| 4446 | $v_zip_temp_name = WPAI_PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; |
| 4447 | |
| 4448 | // ----- Creates a temporary zip archive |
| 4449 | $v_temp_zip = new PclZip($v_zip_temp_name); |
| 4450 | |
| 4451 | // ----- Open the temporary zip file in write mode |
| 4452 | if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1) { |
| 4453 | $this->privCloseFd(); |
| 4454 | |
| 4455 | // ----- Return |
| 4456 | return $v_result; |
| 4457 | } |
| 4458 | |
| 4459 | // ----- Look which file need to be kept |
| 4460 | for ($i=0; $i<sizeof($v_header_list); $i++) { |
| 4461 | // ----- Calculate the position of the header |
| 4462 | @rewind($this->zip_fd); |
| 4463 | if (@fseek($this->zip_fd, $v_header_list[$i]['offset'])) { |
| 4464 | // ----- Close the zip file |
| 4465 | $this->privCloseFd(); |
| 4466 | $v_temp_zip->privCloseFd(); |
| 4467 | @unlink($v_zip_temp_name); |
| 4468 | |
| 4469 | // ----- Error log |
| 4470 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size'); |
| 4471 | |
| 4472 | // ----- Return |
| 4473 | return WpaiPclZip::errorCode(); |
| 4474 | } |
| 4475 | |
| 4476 | // ----- Read the file header |
| 4477 | $v_local_header = array(); |
| 4478 | if (($v_result = $this->privReadFileHeader($v_local_header)) != 1) { |
| 4479 | // ----- Close the zip file |
| 4480 | $this->privCloseFd(); |
| 4481 | $v_temp_zip->privCloseFd(); |
| 4482 | @unlink($v_zip_temp_name); |
| 4483 | |
| 4484 | // ----- Return |
| 4485 | return $v_result; |
| 4486 | } |
| 4487 | |
| 4488 | // ----- Check that local file header is same as central file header |
| 4489 | if ($this->privCheckFileHeaders($v_local_header, $v_header_list[$i]) != 1) { |
| 4490 | // TBC |
| 4491 | } |
| 4492 | unset($v_local_header); |
| 4493 | |
| 4494 | // ----- Write the file header |
| 4495 | if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1) { |
| 4496 | // ----- Close the zip file |
| 4497 | $this->privCloseFd(); |
| 4498 | $v_temp_zip->privCloseFd(); |
| 4499 | @unlink($v_zip_temp_name); |
| 4500 | |
| 4501 | // ----- Return |
| 4502 | return $v_result; |
| 4503 | } |
| 4504 | |
| 4505 | // ----- Read/write the data block |
| 4506 | if ( ($v_result = WpaiPclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) != 1) { |
| 4507 | // ----- Close the zip file |
| 4508 | $this->privCloseFd(); |
| 4509 | $v_temp_zip->privCloseFd(); |
| 4510 | @unlink($v_zip_temp_name); |
| 4511 | |
| 4512 | // ----- Return |
| 4513 | return $v_result; |
| 4514 | } |
| 4515 | } |
| 4516 | |
| 4517 | // ----- Store the offset of the central dir |
| 4518 | $v_offset = @ftell($v_temp_zip->zip_fd); |
| 4519 | |
| 4520 | // ----- Re-Create the Central Dir files header |
| 4521 | for ($i=0; $i<sizeof($v_header_list); $i++) { |
| 4522 | // ----- Create the file header |
| 4523 | if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1) { |
| 4524 | $v_temp_zip->privCloseFd(); |
| 4525 | $this->privCloseFd(); |
| 4526 | @unlink($v_zip_temp_name); |
| 4527 | |
| 4528 | // ----- Return |
| 4529 | return $v_result; |
| 4530 | } |
| 4531 | |
| 4532 | // ----- Transform the header to a 'usable' info |
| 4533 | $v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]); |
| 4534 | } |
| 4535 | |
| 4536 | |
| 4537 | // ----- Zip file comment |
| 4538 | $v_comment = ''; |
| 4539 | if (isset($p_options[WPAI_PCLZIP_OPT_COMMENT])) { |
| 4540 | $v_comment = $p_options[WPAI_PCLZIP_OPT_COMMENT]; |
| 4541 | } |
| 4542 | |
| 4543 | // ----- Calculate the size of the central header |
| 4544 | $v_size = @ftell($v_temp_zip->zip_fd)-$v_offset; |
| 4545 | |
| 4546 | // ----- Create the central dir footer |
| 4547 | if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size, $v_offset, $v_comment)) != 1) { |
| 4548 | // ----- Reset the file list |
| 4549 | unset($v_header_list); |
| 4550 | $v_temp_zip->privCloseFd(); |
| 4551 | $this->privCloseFd(); |
| 4552 | @unlink($v_zip_temp_name); |
| 4553 | |
| 4554 | // ----- Return |
| 4555 | return $v_result; |
| 4556 | } |
| 4557 | |
| 4558 | // ----- Close |
| 4559 | $v_temp_zip->privCloseFd(); |
| 4560 | $this->privCloseFd(); |
| 4561 | |
| 4562 | // ----- Delete the zip file |
| 4563 | // TBC : I should test the result ... |
| 4564 | @unlink($this->zipname); |
| 4565 | |
| 4566 | // ----- Rename the temporary file |
| 4567 | // TBC : I should test the result ... |
| 4568 | //@rename($v_zip_temp_name, $this->zipname); |
| 4569 | WpaiPclZipUtilRename($v_zip_temp_name, $this->zipname); |
| 4570 | |
| 4571 | // ----- Destroy the temporary archive |
| 4572 | unset($v_temp_zip); |
| 4573 | } elseif ($v_central_dir['entries'] != 0) { |
| 4574 | // ----- Remove every files : reset the file |
| 4575 | $this->privCloseFd(); |
| 4576 | |
| 4577 | if (($v_result = $this->privOpenFd('wb')) != 1) { |
| 4578 | return $v_result; |
| 4579 | } |
| 4580 | |
| 4581 | if (($v_result = $this->privWriteCentralHeader(0, 0, 0, '')) != 1) { |
| 4582 | return $v_result; |
| 4583 | } |
| 4584 | |
| 4585 | $this->privCloseFd(); |
| 4586 | } |
| 4587 | |
| 4588 | // ----- Return |
| 4589 | return $v_result; |
| 4590 | } |
| 4591 | // -------------------------------------------------------------------------------- |
| 4592 | |
| 4593 | // -------------------------------------------------------------------------------- |
| 4594 | // Function : privDirCheck() |
| 4595 | // Description : |
| 4596 | // Check if a directory exists, if not it creates it and all the parents directory |
| 4597 | // which may be useful. |
| 4598 | // Parameters : |
| 4599 | // $p_dir : Directory path to check. |
| 4600 | // Return Values : |
| 4601 | // 1 : OK |
| 4602 | // -1 : Unable to create directory |
| 4603 | // -------------------------------------------------------------------------------- |
| 4604 | public function privDirCheck($p_dir, $p_is_dir = false) |
| 4605 | { |
| 4606 | $v_result = 1; |
| 4607 | |
| 4608 | // ----- Remove the final '/' |
| 4609 | if (($p_is_dir) && (substr($p_dir, -1)=='/')) { |
| 4610 | $p_dir = substr($p_dir, 0, strlen($p_dir)-1); |
| 4611 | } |
| 4612 | |
| 4613 | // ----- Check the directory availability |
| 4614 | if ((is_dir($p_dir)) || ($p_dir == "")) { |
| 4615 | return 1; |
| 4616 | } |
| 4617 | |
| 4618 | // ----- Extract parent directory |
| 4619 | $p_parent_dir = dirname($p_dir); |
| 4620 | |
| 4621 | // ----- Just a check |
| 4622 | if ($p_parent_dir != $p_dir) { |
| 4623 | // ----- Look for parent directory |
| 4624 | if ($p_parent_dir != "") { |
| 4625 | if (($v_result = $this->privDirCheck($p_parent_dir)) != 1) { |
| 4626 | return $v_result; |
| 4627 | } |
| 4628 | } |
| 4629 | } |
| 4630 | |
| 4631 | // ----- Create the directory |
| 4632 | if (!@mkdir($p_dir, 0777)) { |
| 4633 | // ----- Error log |
| 4634 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'"); |
| 4635 | |
| 4636 | // ----- Return |
| 4637 | return WpaiPclZip::errorCode(); |
| 4638 | } |
| 4639 | |
| 4640 | // ----- Return |
| 4641 | return $v_result; |
| 4642 | } |
| 4643 | // -------------------------------------------------------------------------------- |
| 4644 | |
| 4645 | // -------------------------------------------------------------------------------- |
| 4646 | // Function : privMerge() |
| 4647 | // Description : |
| 4648 | // If $p_archive_to_add does not exist, the function exit with a success result. |
| 4649 | // Parameters : |
| 4650 | // Return Values : |
| 4651 | // -------------------------------------------------------------------------------- |
| 4652 | public function privMerge(&$p_archive_to_add) |
| 4653 | { |
| 4654 | $v_result=1; |
| 4655 | |
| 4656 | // ----- Look if the archive_to_add exists |
| 4657 | if (!is_file($p_archive_to_add->zipname)) { |
| 4658 | // ----- Nothing to merge, so merge is a success |
| 4659 | $v_result = 1; |
| 4660 | |
| 4661 | // ----- Return |
| 4662 | return $v_result; |
| 4663 | } |
| 4664 | |
| 4665 | // ----- Look if the archive exists |
| 4666 | if (!is_file($this->zipname)) { |
| 4667 | // ----- Do a duplicate |
| 4668 | $v_result = $this->privDuplicate($p_archive_to_add->zipname); |
| 4669 | |
| 4670 | // ----- Return |
| 4671 | return $v_result; |
| 4672 | } |
| 4673 | |
| 4674 | // ----- Open the zip file |
| 4675 | if (($v_result=$this->privOpenFd('rb')) != 1) { |
| 4676 | // ----- Return |
| 4677 | return $v_result; |
| 4678 | } |
| 4679 | |
| 4680 | // ----- Read the central directory informations |
| 4681 | $v_central_dir = array(); |
| 4682 | if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1) { |
| 4683 | $this->privCloseFd(); |
| 4684 | return $v_result; |
| 4685 | } |
| 4686 | |
| 4687 | // ----- Go to beginning of File |
| 4688 | @rewind($this->zip_fd); |
| 4689 | |
| 4690 | // ----- Open the archive_to_add file |
| 4691 | if (($v_result=$p_archive_to_add->privOpenFd('rb')) != 1) { |
| 4692 | $this->privCloseFd(); |
| 4693 | |
| 4694 | // ----- Return |
| 4695 | return $v_result; |
| 4696 | } |
| 4697 | |
| 4698 | // ----- Read the central directory informations |
| 4699 | $v_central_dir_to_add = array(); |
| 4700 | if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1) { |
| 4701 | $this->privCloseFd(); |
| 4702 | $p_archive_to_add->privCloseFd(); |
| 4703 | |
| 4704 | return $v_result; |
| 4705 | } |
| 4706 | |
| 4707 | // ----- Go to beginning of File |
| 4708 | @rewind($p_archive_to_add->zip_fd); |
| 4709 | |
| 4710 | // ----- Creates a temporay file |
| 4711 | $v_zip_temp_name = WPAI_PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp'; |
| 4712 | |
| 4713 | // ----- Open the temporary file in write mode |
| 4714 | if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0) { |
| 4715 | $this->privCloseFd(); |
| 4716 | $p_archive_to_add->privCloseFd(); |
| 4717 | |
| 4718 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode'); |
| 4719 | |
| 4720 | // ----- Return |
| 4721 | return WpaiPclZip::errorCode(); |
| 4722 | } |
| 4723 | |
| 4724 | // ----- Copy the files from the archive to the temporary file |
| 4725 | // TBC : Here I should better append the file and go back to erase the central dir |
| 4726 | $v_size = $v_central_dir['offset']; |
| 4727 | while ($v_size != 0) { |
| 4728 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 4729 | $v_buffer = fread($this->zip_fd, $v_read_size); |
| 4730 | @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size); |
| 4731 | $v_size -= $v_read_size; |
| 4732 | } |
| 4733 | |
| 4734 | // ----- Copy the files from the archive_to_add into the temporary file |
| 4735 | $v_size = $v_central_dir_to_add['offset']; |
| 4736 | while ($v_size != 0) { |
| 4737 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 4738 | $v_buffer = fread($p_archive_to_add->zip_fd, $v_read_size); |
| 4739 | @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size); |
| 4740 | $v_size -= $v_read_size; |
| 4741 | } |
| 4742 | |
| 4743 | // ----- Store the offset of the central dir |
| 4744 | $v_offset = @ftell($v_zip_temp_fd); |
| 4745 | |
| 4746 | // ----- Copy the block of file headers from the old archive |
| 4747 | $v_size = $v_central_dir['size']; |
| 4748 | while ($v_size != 0) { |
| 4749 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 4750 | $v_buffer = @fread($this->zip_fd, $v_read_size); |
| 4751 | @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size); |
| 4752 | $v_size -= $v_read_size; |
| 4753 | } |
| 4754 | |
| 4755 | // ----- Copy the block of file headers from the archive_to_add |
| 4756 | $v_size = $v_central_dir_to_add['size']; |
| 4757 | while ($v_size != 0) { |
| 4758 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 4759 | $v_buffer = @fread($p_archive_to_add->zip_fd, $v_read_size); |
| 4760 | @fwrite($v_zip_temp_fd, $v_buffer, $v_read_size); |
| 4761 | $v_size -= $v_read_size; |
| 4762 | } |
| 4763 | |
| 4764 | // ----- Merge the file comments |
| 4765 | $v_comment = $v_central_dir['comment'].' '.$v_central_dir_to_add['comment']; |
| 4766 | |
| 4767 | // ----- Calculate the size of the (new) central header |
| 4768 | $v_size = @ftell($v_zip_temp_fd)-$v_offset; |
| 4769 | |
| 4770 | // ----- Swap the file descriptor |
| 4771 | // Here is a trick : I swap the temporary fd with the zip fd, in order to use |
| 4772 | // the following methods on the temporary fil and not the real archive fd |
| 4773 | $v_swap = $this->zip_fd; |
| 4774 | $this->zip_fd = $v_zip_temp_fd; |
| 4775 | $v_zip_temp_fd = $v_swap; |
| 4776 | |
| 4777 | // ----- Create the central dir footer |
| 4778 | if (($v_result = $this->privWriteCentralHeader($v_central_dir['entries']+$v_central_dir_to_add['entries'], $v_size, $v_offset, $v_comment)) != 1) { |
| 4779 | $this->privCloseFd(); |
| 4780 | $p_archive_to_add->privCloseFd(); |
| 4781 | @fclose($v_zip_temp_fd); |
| 4782 | $this->zip_fd = null; |
| 4783 | |
| 4784 | // ----- Reset the file list |
| 4785 | unset($v_header_list); |
| 4786 | |
| 4787 | // ----- Return |
| 4788 | return $v_result; |
| 4789 | } |
| 4790 | |
| 4791 | // ----- Swap back the file descriptor |
| 4792 | $v_swap = $this->zip_fd; |
| 4793 | $this->zip_fd = $v_zip_temp_fd; |
| 4794 | $v_zip_temp_fd = $v_swap; |
| 4795 | |
| 4796 | // ----- Close |
| 4797 | $this->privCloseFd(); |
| 4798 | $p_archive_to_add->privCloseFd(); |
| 4799 | |
| 4800 | // ----- Close the temporary file |
| 4801 | @fclose($v_zip_temp_fd); |
| 4802 | |
| 4803 | // ----- Delete the zip file |
| 4804 | // TBC : I should test the result ... |
| 4805 | @unlink($this->zipname); |
| 4806 | |
| 4807 | // ----- Rename the temporary file |
| 4808 | // TBC : I should test the result ... |
| 4809 | //@rename($v_zip_temp_name, $this->zipname); |
| 4810 | WpaiPclZipUtilRename($v_zip_temp_name, $this->zipname); |
| 4811 | |
| 4812 | // ----- Return |
| 4813 | return $v_result; |
| 4814 | } |
| 4815 | // -------------------------------------------------------------------------------- |
| 4816 | |
| 4817 | // -------------------------------------------------------------------------------- |
| 4818 | // Function : privDuplicate() |
| 4819 | // Description : |
| 4820 | // Parameters : |
| 4821 | // Return Values : |
| 4822 | // -------------------------------------------------------------------------------- |
| 4823 | public function privDuplicate($p_archive_filename) |
| 4824 | { |
| 4825 | $v_result=1; |
| 4826 | |
| 4827 | // ----- Look if the $p_archive_filename exists |
| 4828 | if (!is_file($p_archive_filename)) { |
| 4829 | // ----- Nothing to duplicate, so duplicate is a success. |
| 4830 | $v_result = 1; |
| 4831 | |
| 4832 | // ----- Return |
| 4833 | return $v_result; |
| 4834 | } |
| 4835 | |
| 4836 | // ----- Open the zip file |
| 4837 | if (($v_result=$this->privOpenFd('wb')) != 1) { |
| 4838 | // ----- Return |
| 4839 | return $v_result; |
| 4840 | } |
| 4841 | |
| 4842 | // ----- Open the temporary file in write mode |
| 4843 | if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0) { |
| 4844 | $this->privCloseFd(); |
| 4845 | |
| 4846 | WpaiPclZip::privErrorLog(WPAI_PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file \''.$p_archive_filename.'\' in binary write mode'); |
| 4847 | |
| 4848 | // ----- Return |
| 4849 | return WpaiPclZip::errorCode(); |
| 4850 | } |
| 4851 | |
| 4852 | // ----- Copy the files from the archive to the temporary file |
| 4853 | // TBC : Here I should better append the file and go back to erase the central dir |
| 4854 | $v_size = filesize($p_archive_filename); |
| 4855 | while ($v_size != 0) { |
| 4856 | $v_read_size = ($v_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $v_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 4857 | $v_buffer = fread($v_zip_temp_fd, $v_read_size); |
| 4858 | @fwrite($this->zip_fd, $v_buffer, $v_read_size); |
| 4859 | $v_size -= $v_read_size; |
| 4860 | } |
| 4861 | |
| 4862 | // ----- Close |
| 4863 | $this->privCloseFd(); |
| 4864 | |
| 4865 | // ----- Close the temporary file |
| 4866 | @fclose($v_zip_temp_fd); |
| 4867 | |
| 4868 | // ----- Return |
| 4869 | return $v_result; |
| 4870 | } |
| 4871 | // -------------------------------------------------------------------------------- |
| 4872 | |
| 4873 | // -------------------------------------------------------------------------------- |
| 4874 | // Function : privErrorLog() |
| 4875 | // Description : |
| 4876 | // Parameters : |
| 4877 | // -------------------------------------------------------------------------------- |
| 4878 | public function privErrorLog($p_error_code = 0, $p_error_string = '') |
| 4879 | { |
| 4880 | if (WPAI_PCLZIP_ERROR_EXTERNAL == 1) { |
| 4881 | // External error handling not implemented - fallback to internal |
| 4882 | $this->error_code = $p_error_code; |
| 4883 | $this->error_string = $p_error_string; |
| 4884 | } else { |
| 4885 | $this->error_code = $p_error_code; |
| 4886 | $this->error_string = $p_error_string; |
| 4887 | } |
| 4888 | } |
| 4889 | // -------------------------------------------------------------------------------- |
| 4890 | |
| 4891 | // -------------------------------------------------------------------------------- |
| 4892 | // Function : privErrorReset() |
| 4893 | // Description : |
| 4894 | // Parameters : |
| 4895 | // -------------------------------------------------------------------------------- |
| 4896 | public function privErrorReset() |
| 4897 | { |
| 4898 | if (WPAI_PCLZIP_ERROR_EXTERNAL == 1) { |
| 4899 | // External error handling not implemented - fallback to internal |
| 4900 | $this->error_code = 0; |
| 4901 | $this->error_string = ''; |
| 4902 | } else { |
| 4903 | $this->error_code = 0; |
| 4904 | $this->error_string = ''; |
| 4905 | } |
| 4906 | } |
| 4907 | // -------------------------------------------------------------------------------- |
| 4908 | |
| 4909 | // -------------------------------------------------------------------------------- |
| 4910 | // Function : privDisableMagicQuotes() |
| 4911 | // Description : |
| 4912 | // Parameters : |
| 4913 | // Return Values : |
| 4914 | // -------------------------------------------------------------------------------- |
| 4915 | public function privDisableMagicQuotes() |
| 4916 | { |
| 4917 | $v_result=1; |
| 4918 | |
| 4919 | // ----- Look if function exists or if functions are deprecated/removed in running PHP version. |
| 4920 | if (version_compare(PHP_VERSION, '7.4.0', '>=') || (!function_exists("get_magic_quotes_runtime")) || (!function_exists("set_magic_quotes_runtime"))) { |
| 4921 | return $v_result; |
| 4922 | } |
| 4923 | |
| 4924 | // ----- Look if already done |
| 4925 | if ($this->magic_quotes_status != -1) { |
| 4926 | return $v_result; |
| 4927 | } |
| 4928 | |
| 4929 | // ----- Get and memorize the magic_quote value |
| 4930 | $this->magic_quotes_status = @get_magic_quotes_runtime(); |
| 4931 | |
| 4932 | // ----- Return |
| 4933 | return $v_result; |
| 4934 | } |
| 4935 | // -------------------------------------------------------------------------------- |
| 4936 | |
| 4937 | // -------------------------------------------------------------------------------- |
| 4938 | // Function : privSwapBackMagicQuotes() |
| 4939 | // Description : |
| 4940 | // Parameters : |
| 4941 | // Return Values : |
| 4942 | // -------------------------------------------------------------------------------- |
| 4943 | public function privSwapBackMagicQuotes() |
| 4944 | { |
| 4945 | $v_result=1; |
| 4946 | |
| 4947 | // ----- Look if function exists |
| 4948 | if ((!function_exists("get_magic_quotes_runtime")) || (!function_exists("set_magic_quotes_runtime"))) { |
| 4949 | return $v_result; |
| 4950 | } |
| 4951 | |
| 4952 | // ----- Look if something to do |
| 4953 | if ($this->magic_quotes_status != -1) { |
| 4954 | return $v_result; |
| 4955 | } |
| 4956 | |
| 4957 | // ----- Return |
| 4958 | return $v_result; |
| 4959 | } |
| 4960 | // -------------------------------------------------------------------------------- |
| 4961 | } |
| 4962 | // End of class |
| 4963 | // -------------------------------------------------------------------------------- |
| 4964 | |
| 4965 | // -------------------------------------------------------------------------------- |
| 4966 | // Function : WpaiPclZipUtilPathReduction() |
| 4967 | // Description : |
| 4968 | // Parameters : |
| 4969 | // Return Values : |
| 4970 | // -------------------------------------------------------------------------------- |
| 4971 | function WpaiPclZipUtilPathReduction($p_dir) |
| 4972 | { |
| 4973 | $v_result = ""; |
| 4974 | |
| 4975 | // ----- Look for not empty path |
| 4976 | if ($p_dir != "") { |
| 4977 | // ----- Explode path by directory names |
| 4978 | $v_list = explode("/", $p_dir); |
| 4979 | |
| 4980 | // ----- Study directories from last to first |
| 4981 | $v_skip = 0; |
| 4982 | for ($i=sizeof($v_list)-1; $i>=0; $i--) { |
| 4983 | // ----- Look for current path |
| 4984 | if ($v_list[$i] == ".") { |
| 4985 | // ----- Ignore this directory |
| 4986 | // Should be the first $i=0, but no check is done |
| 4987 | } elseif ($v_list[$i] == "..") { |
| 4988 | $v_skip++; |
| 4989 | } elseif ($v_list[$i] == "") { |
| 4990 | // ----- First '/' i.e. root slash |
| 4991 | if ($i == 0) { |
| 4992 | $v_result = "/".$v_result; |
| 4993 | if ($v_skip > 0) { |
| 4994 | // ----- It is an invalid path, so the path is not modified |
| 4995 | // TBC |
| 4996 | $v_result = $p_dir; |
| 4997 | $v_skip = 0; |
| 4998 | } |
| 4999 | } elseif ($i == (sizeof($v_list)-1)) { |
| 5000 | // ----- Last '/' i.e. indicates a directory |
| 5001 | $v_result = $v_list[$i]; |
| 5002 | } else { |
| 5003 | // ----- Double '/' inside the path |
| 5004 | // ----- Ignore only the double '//' in path, |
| 5005 | // but not the first and last '/' |
| 5006 | } |
| 5007 | } else { |
| 5008 | // ----- Look for item to skip |
| 5009 | if ($v_skip > 0) { |
| 5010 | $v_skip--; |
| 5011 | } else { |
| 5012 | $v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:""); |
| 5013 | } |
| 5014 | } |
| 5015 | } |
| 5016 | |
| 5017 | // ----- Look for skip |
| 5018 | if ($v_skip > 0) { |
| 5019 | while ($v_skip > 0) { |
| 5020 | $v_result = '../'.$v_result; |
| 5021 | $v_skip--; |
| 5022 | } |
| 5023 | } |
| 5024 | } |
| 5025 | |
| 5026 | // ----- Return |
| 5027 | return $v_result; |
| 5028 | } |
| 5029 | // -------------------------------------------------------------------------------- |
| 5030 | |
| 5031 | // -------------------------------------------------------------------------------- |
| 5032 | // Function : WpaiPclZipUtilPathInclusion() |
| 5033 | // Description : |
| 5034 | // This function indicates if the path $p_path is under the $p_dir tree. Or, |
| 5035 | // said in an other way, if the file or sub-dir $p_path is inside the dir |
| 5036 | // $p_dir. |
| 5037 | // The function indicates also if the path is exactly the same as the dir. |
| 5038 | // This function supports path with duplicated '/' like '//', but does not |
| 5039 | // support '.' or '..' statements. |
| 5040 | // Parameters : |
| 5041 | // Return Values : |
| 5042 | // 0 if $p_path is not inside directory $p_dir |
| 5043 | // 1 if $p_path is inside directory $p_dir |
| 5044 | // 2 if $p_path is exactly the same as $p_dir |
| 5045 | // -------------------------------------------------------------------------------- |
| 5046 | function WpaiPclZipUtilPathInclusion($p_dir, $p_path) |
| 5047 | { |
| 5048 | $v_result = 1; |
| 5049 | |
| 5050 | // ----- Look for path beginning by ./ |
| 5051 | if (($p_dir == '.') || ((strlen($p_dir) >=2) && (substr($p_dir, 0, 2) == './'))) { |
| 5052 | $p_dir = WpaiPclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_dir, 1); |
| 5053 | } |
| 5054 | if (($p_path == '.') || ((strlen($p_path) >=2) && (substr($p_path, 0, 2) == './'))) { |
| 5055 | $p_path = WpaiPclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_path, 1); |
| 5056 | } |
| 5057 | |
| 5058 | // ----- Explode dir and path by directory separator |
| 5059 | $v_list_dir = explode("/", $p_dir); |
| 5060 | $v_list_dir_size = sizeof($v_list_dir); |
| 5061 | $v_list_path = explode("/", $p_path); |
| 5062 | $v_list_path_size = sizeof($v_list_path); |
| 5063 | |
| 5064 | // ----- Study directories paths |
| 5065 | $i = 0; |
| 5066 | $j = 0; |
| 5067 | while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) { |
| 5068 | // ----- Look for empty dir (path reduction) |
| 5069 | if ($v_list_dir[$i] == '') { |
| 5070 | $i++; |
| 5071 | continue; |
| 5072 | } |
| 5073 | if ($v_list_path[$j] == '') { |
| 5074 | $j++; |
| 5075 | continue; |
| 5076 | } |
| 5077 | |
| 5078 | // ----- Compare the items |
| 5079 | if (($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ($v_list_path[$j] != '')) { |
| 5080 | $v_result = 0; |
| 5081 | } |
| 5082 | |
| 5083 | // ----- Next items |
| 5084 | $i++; |
| 5085 | $j++; |
| 5086 | } |
| 5087 | |
| 5088 | // ----- Look if everything seems to be the same |
| 5089 | if ($v_result) { |
| 5090 | // ----- Skip all the empty items |
| 5091 | while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) { |
| 5092 | $j++; |
| 5093 | } |
| 5094 | while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) { |
| 5095 | $i++; |
| 5096 | } |
| 5097 | |
| 5098 | if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) { |
| 5099 | // ----- There are exactly the same |
| 5100 | $v_result = 2; |
| 5101 | } elseif ($i < $v_list_dir_size) { |
| 5102 | // ----- The path is shorter than the dir |
| 5103 | $v_result = 0; |
| 5104 | } |
| 5105 | } |
| 5106 | |
| 5107 | // ----- Return |
| 5108 | return $v_result; |
| 5109 | } |
| 5110 | // -------------------------------------------------------------------------------- |
| 5111 | |
| 5112 | // -------------------------------------------------------------------------------- |
| 5113 | // Function : WpaiPclZipUtilCopyBlock() |
| 5114 | // Description : |
| 5115 | // Parameters : |
| 5116 | // $p_mode : read/write compression mode |
| 5117 | // 0 : src & dest normal |
| 5118 | // 1 : src gzip, dest normal |
| 5119 | // 2 : src normal, dest gzip |
| 5120 | // 3 : src & dest gzip |
| 5121 | // Return Values : |
| 5122 | // -------------------------------------------------------------------------------- |
| 5123 | function WpaiPclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode = 0) |
| 5124 | { |
| 5125 | $v_result = 1; |
| 5126 | |
| 5127 | if ($p_mode==0) { |
| 5128 | while ($p_size != 0) { |
| 5129 | $v_read_size = ($p_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $p_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 5130 | $v_buffer = @fread($p_src, $v_read_size); |
| 5131 | @fwrite($p_dest, $v_buffer, $v_read_size); |
| 5132 | $p_size -= $v_read_size; |
| 5133 | } |
| 5134 | } elseif ($p_mode==1) { |
| 5135 | while ($p_size != 0) { |
| 5136 | $v_read_size = ($p_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $p_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 5137 | $v_buffer = @gzread($p_src, $v_read_size); |
| 5138 | @fwrite($p_dest, $v_buffer, $v_read_size); |
| 5139 | $p_size -= $v_read_size; |
| 5140 | } |
| 5141 | } elseif ($p_mode==2) { |
| 5142 | while ($p_size != 0) { |
| 5143 | $v_read_size = ($p_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $p_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 5144 | $v_buffer = @fread($p_src, $v_read_size); |
| 5145 | @gzwrite($p_dest, $v_buffer, $v_read_size); |
| 5146 | $p_size -= $v_read_size; |
| 5147 | } |
| 5148 | } elseif ($p_mode==3) { |
| 5149 | while ($p_size != 0) { |
| 5150 | $v_read_size = ($p_size < WPAI_PCLZIP_READ_BLOCK_SIZE ? $p_size : WPAI_PCLZIP_READ_BLOCK_SIZE); |
| 5151 | $v_buffer = @gzread($p_src, $v_read_size); |
| 5152 | @gzwrite($p_dest, $v_buffer, $v_read_size); |
| 5153 | $p_size -= $v_read_size; |
| 5154 | } |
| 5155 | } |
| 5156 | |
| 5157 | // ----- Return |
| 5158 | return $v_result; |
| 5159 | } |
| 5160 | // -------------------------------------------------------------------------------- |
| 5161 | |
| 5162 | // -------------------------------------------------------------------------------- |
| 5163 | // Function : WpaiPclZipUtilRename() |
| 5164 | // Description : |
| 5165 | // This function tries to do a simple rename() function. If it fails, it |
| 5166 | // tries to copy the $p_src file in a new $p_dest file and then unlink the |
| 5167 | // first one. |
| 5168 | // Parameters : |
| 5169 | // $p_src : Old filename |
| 5170 | // $p_dest : New filename |
| 5171 | // Return Values : |
| 5172 | // 1 on success, 0 on failure. |
| 5173 | // -------------------------------------------------------------------------------- |
| 5174 | function WpaiPclZipUtilRename($p_src, $p_dest) |
| 5175 | { |
| 5176 | $v_result = 1; |
| 5177 | |
| 5178 | // ----- Try to rename the files |
| 5179 | if (!@rename($p_src, $p_dest)) { |
| 5180 | // ----- Try to copy & unlink the src |
| 5181 | if (!@copy($p_src, $p_dest)) { |
| 5182 | $v_result = 0; |
| 5183 | } elseif (!@unlink($p_src)) { |
| 5184 | $v_result = 0; |
| 5185 | } |
| 5186 | } |
| 5187 | |
| 5188 | // ----- Return |
| 5189 | return $v_result; |
| 5190 | } |
| 5191 | // -------------------------------------------------------------------------------- |
| 5192 | |
| 5193 | // -------------------------------------------------------------------------------- |
| 5194 | // Function : WpaiPclZipUtilOptionText() |
| 5195 | // Description : |
| 5196 | // Translate option value in text. Mainly for debug purpose. |
| 5197 | // Parameters : |
| 5198 | // $p_option : the option value. |
| 5199 | // Return Values : |
| 5200 | // The option text value. |
| 5201 | // -------------------------------------------------------------------------------- |
| 5202 | function WpaiPclZipUtilOptionText($p_option) |
| 5203 | { |
| 5204 | $v_list = get_defined_constants(); |
| 5205 | for (reset($v_list); $v_key = key($v_list); next($v_list)) { |
| 5206 | $v_prefix = substr($v_key, 0, 10); |
| 5207 | if ((($v_prefix == 'WPAI_PCLZIP_OPT') || ($v_prefix == 'WPAI_PCLZIP_CB_') || ($v_prefix == 'WPAI_PCLZIP_ATT')) && ($v_list[$v_key] == $p_option)) { |
| 5208 | return $v_key; |
| 5209 | } |
| 5210 | } |
| 5211 | |
| 5212 | $v_result = 'Unknown'; |
| 5213 | |
| 5214 | return $v_result; |
| 5215 | } |
| 5216 | // -------------------------------------------------------------------------------- |
| 5217 | |
| 5218 | // -------------------------------------------------------------------------------- |
| 5219 | // Function : WpaiPclZipUtilTranslateWinPath() |
| 5220 | // Description : |
| 5221 | // Translate windows path by replacing '\' by '/' and optionally removing |
| 5222 | // drive letter. |
| 5223 | // Parameters : |
| 5224 | // $p_path : path to translate. |
| 5225 | // $p_remove_disk_letter : true | false |
| 5226 | // Return Values : |
| 5227 | // The path translated. |
| 5228 | // -------------------------------------------------------------------------------- |
| 5229 | function WpaiPclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter = true) |
| 5230 | { |
| 5231 | if (stristr(php_uname(), 'windows')) { |
| 5232 | // ----- Look for potential disk letter |
| 5233 | if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) { |
| 5234 | $p_path = substr($p_path, $v_position+1); |
| 5235 | } |
| 5236 | // ----- Change potential windows directory separator |
| 5237 | if ((strpos($p_path, '\\') > 0) || (substr($p_path, 0, 1) == '\\')) { |
| 5238 | $p_path = strtr($p_path, '\\', '/'); |
| 5239 | } |
| 5240 | } |
| 5241 | return $p_path; |
| 5242 | } |
| 5243 | |
| 5244 | function WpaiPclZipGetAbsPath($path) { |
| 5245 | $path = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $path); |
| 5246 | $parts = array_filter(explode(DIRECTORY_SEPARATOR, $path), 'strlen'); |
| 5247 | $absolutes = array(); |
| 5248 | foreach ($parts as $part) { |
| 5249 | if ('.' == $part) continue; |
| 5250 | if ('..' == $part) { |
| 5251 | array_pop($absolutes); |
| 5252 | } else { |
| 5253 | $absolutes[] = $part; |
| 5254 | } |
| 5255 | } |
| 5256 | return implode(DIRECTORY_SEPARATOR, $absolutes); |
| 5257 | } |
| 5258 | endif; |
| 5259 |