zip.php
1143 lines
| 1 | <?php |
| 2 | |
| 3 | namespace BMI\Plugin\Zipper; |
| 4 | |
| 5 | use BMI\Plugin\Backup_Migration_Plugin as BMP; |
| 6 | use BMI\Plugin\BMI_Logger as Logger; |
| 7 | use BMI\Plugin\Dashboard as Dashboard; |
| 8 | use BMI\Plugin\Database\BMI_Database as Database; |
| 9 | use BMI\Plugin\Database\BMI_Database_Exporter as BetterDatabaseExport; |
| 10 | use BMI\Plugin\Progress\BMI_ZipProgress as Progress; |
| 11 | use BMI\Plugin\Heart\BMI_Backup_Heart as Bypasser; |
| 12 | |
| 13 | class Zip { |
| 14 | protected $lib; |
| 15 | protected $org_files; |
| 16 | protected $new_file_path; |
| 17 | protected $new_file_name; |
| 18 | protected $backupname; |
| 19 | protected $zip_progress; |
| 20 | |
| 21 | protected $extr_file; |
| 22 | protected $extr_dirc; |
| 23 | protected $start_zip; |
| 24 | |
| 25 | public function __construct() { |
| 26 | $this->lib = 0; |
| 27 | $this->extr_file = 0; |
| 28 | $this->new_file_path = 0; |
| 29 | $this->org_files = []; |
| 30 | } |
| 31 | |
| 32 | public function zip_start($file_path, $files = [], $name = '', &$zip_progress = null, $start = null) { |
| 33 | |
| 34 | // save the new file path |
| 35 | $this->new_file_path = $file_path; |
| 36 | $this->backupname = $name; |
| 37 | $this->zip_progress = $zip_progress; |
| 38 | $this->start_zip = $start; |
| 39 | |
| 40 | if (sizeof($files) > 0) { |
| 41 | $this->org_files = $files; |
| 42 | } |
| 43 | |
| 44 | // Some php installations doesn't have the ZipArchive |
| 45 | // So in this case we'll use another lib called PclZip |
| 46 | if (class_exists("ZipArchive") || class_exists("\ZipArchive")) { |
| 47 | $this->lib = 1; |
| 48 | } else { |
| 49 | $this->lib = 2; |
| 50 | } |
| 51 | |
| 52 | return true; |
| 53 | |
| 54 | } |
| 55 | |
| 56 | public function return_bytes($val) { |
| 57 | $val = trim($val); |
| 58 | $last = strtolower($val[strlen($val) - 1]); |
| 59 | $val = substr($val, 0, -1); |
| 60 | |
| 61 | switch ($last) { |
| 62 | // The 'G' modifier is available since PHP 5.1.0 |
| 63 | case 'g': |
| 64 | $val *= 1024; |
| 65 | // no break |
| 66 | case 'm': |
| 67 | $val *= 1024; |
| 68 | // no break |
| 69 | case 'k': |
| 70 | $val *= 1024; |
| 71 | } |
| 72 | |
| 73 | return $val; |
| 74 | } |
| 75 | |
| 76 | public function zip_failed($error) { |
| 77 | Logger::error(__("There was an error during backup (packing)...", 'backup-backup')); |
| 78 | Logger::error(print_r($error, true)); |
| 79 | |
| 80 | if ($this->zip_progress != null) { |
| 81 | $this->zip_progress->log(__("Issues during backup (packing)...", 'backup-backup'), 'ERROR'); |
| 82 | $this->zip_progress->log(print_r($error, true), 'ERROR'); |
| 83 | $this->zip_progress->log('#004', 'END-CODE'); |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | public function restore_failed($error) { |
| 88 | Logger::error(__("There was an error during restore process (extracting)...", 'backup-backup')); |
| 89 | Logger::error($error); |
| 90 | |
| 91 | if ($this->zip_progress != null) { |
| 92 | $this->zip_progress->log(__("Issues during restore process (extracting)...", 'backup-backup'), 'ERROR'); |
| 93 | $this->zip_progress->log($error, 'ERROR'); |
| 94 | $this->zip_progress->log('#004', 'END-CODE'); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | public function zip_add($in) { |
| 99 | |
| 100 | // Just to make sure.. if the user haven't called the earlier method |
| 101 | if ($this->lib === 0 || $this->new_file_path === 0) { |
| 102 | throw new \Exception("PHP-ZIP: must call zip_start before zip_add"); |
| 103 | } |
| 104 | |
| 105 | // Push file |
| 106 | array_push($this->org_files, $in); |
| 107 | |
| 108 | // Return |
| 109 | return true; |
| 110 | } |
| 111 | |
| 112 | public function createDatabaseDump($dbbackupname, $better_database_files_dir, &$database_file, $database_file_dir, $dbBackupEngine = 'v4') { |
| 113 | |
| 114 | $shouldBackupDB = apply_filters('bmip_database_backup', Dashboard\bmi_get_config('BACKUP:DATABASE') == 'true'); |
| 115 | if ( $shouldBackupDB ) { |
| 116 | |
| 117 | if (Dashboard\bmi_get_config('OTHER:BACKUP:DB:SINGLE:FILE') == 'true') { |
| 118 | |
| 119 | // Require Database Manager |
| 120 | require_once BMI_INCLUDES . DIRECTORY_SEPARATOR . 'database' . DIRECTORY_SEPARATOR . 'manager.php'; |
| 121 | |
| 122 | // Logs |
| 123 | $this->zip_progress->log(__("Making single-file database backup (using deprecated engine, due to used settings)", 'backup-backup'), 'STEP'); |
| 124 | |
| 125 | // Get database dump |
| 126 | $databaser = new Database(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME); |
| 127 | $databaser->exportDatabase($dbbackupname); |
| 128 | |
| 129 | // Fix for newer version |
| 130 | $this->db_exporter_queries = 0; |
| 131 | $this->zip_progress->total_queries = 0; |
| 132 | $this->db_exporter_files = []; |
| 133 | |
| 134 | $this->dbDumped = true; |
| 135 | $this->zip_progress->log(__("Database size: ", 'backup-backup') . BMP::humanSize(filesize($database_file)), 'INFO'); |
| 136 | |
| 137 | } else { |
| 138 | |
| 139 | if ($dbBackupEngine == 'v4') { |
| 140 | |
| 141 | // Require Database Manager |
| 142 | require_once BMI_INCLUDES . DIRECTORY_SEPARATOR . 'database' . DIRECTORY_SEPARATOR . 'better-backup-v3.php'; |
| 143 | |
| 144 | // Get database dump |
| 145 | $this->zip_progress->log(__("Making database backup (using v3 engine, requires at least v1.2.2 to restore)", 'backup-backup'), 'STEP'); |
| 146 | |
| 147 | } else { |
| 148 | |
| 149 | // Require Database Manager |
| 150 | require_once BMI_INCLUDES . DIRECTORY_SEPARATOR . 'database' . DIRECTORY_SEPARATOR . 'better-backup.php'; |
| 151 | |
| 152 | // Get database dump |
| 153 | $this->zip_progress->log(__("Making database backup (using v2 engine, requires at least v1.1.0 to restore)", 'backup-backup'), 'STEP'); |
| 154 | |
| 155 | } |
| 156 | |
| 157 | $this->zip_progress->log(__("Iterating database...", 'backup-backup'), 'INFO'); |
| 158 | |
| 159 | if (!is_dir($better_database_files_dir)) @mkdir($better_database_files_dir, 0755, true); |
| 160 | $db_exporter = new BetterDatabaseExport($better_database_files_dir, $this->zip_progress); |
| 161 | |
| 162 | $this->zip_progress->log('Exporting database via zip.php', 'VERBOSE'); |
| 163 | $db_exporter->export(); |
| 164 | $this->db_exporter_files = $db_exporter->files; |
| 165 | $this->db_exporter_queries = $db_exporter->total_queries; |
| 166 | |
| 167 | $this->zip_progress->total_queries = $this->db_exporter_queries; |
| 168 | |
| 169 | $this->dbDumped = true; |
| 170 | $this->zip_progress->log(__("Database backup finished", 'backup-backup'), 'SUCCESS'); |
| 171 | |
| 172 | } |
| 173 | |
| 174 | } else { |
| 175 | |
| 176 | $this->dbDumped = false; |
| 177 | $this->zip_progress->log(__("Omitting database backup (due to settings)...", 'backup-backup'), 'WARN'); |
| 178 | $database_file = false; |
| 179 | $this->db_exporter_files = []; |
| 180 | $this->db_exporter_queries = 0; |
| 181 | $this->zip_progress->total_queries = 0; |
| 182 | |
| 183 | } |
| 184 | |
| 185 | } |
| 186 | |
| 187 | public function saveRemoteSettings($settings) { |
| 188 | $settings_name = 'currentBackupConfig.' . 'php'; |
| 189 | $settings_path = BMP::fixSlashes(BMI_TMP . DIRECTORY_SEPARATOR . $settings_name); |
| 190 | |
| 191 | if (file_exists($settings_path)) @unlink($settings_path); |
| 192 | file_put_contents($settings_path, '<?php //' . json_encode($settings)); |
| 193 | } |
| 194 | |
| 195 | // Cut Path for ZIP structure |
| 196 | public function cutDir($file) { |
| 197 | |
| 198 | if (substr($file, -4) === '.sql') { |
| 199 | |
| 200 | $path = 'db_tables' . DIRECTORY_SEPARATOR . basename($file); |
| 201 | |
| 202 | } else { |
| 203 | |
| 204 | $path = basename($file); |
| 205 | |
| 206 | } |
| 207 | |
| 208 | $path = str_replace('\\', '/', $path); |
| 209 | return $path; |
| 210 | |
| 211 | } |
| 212 | |
| 213 | public function zip_end($force_lib = false, $cron = false) { |
| 214 | |
| 215 | // v4 for new one, v3 for old one |
| 216 | $dbBackupEngine = 'v4'; |
| 217 | |
| 218 | // Try to set limit |
| 219 | $this->zip_progress->log(__("Smart memory calculation...", 'backup-backup'), 'STEP'); |
| 220 | if ((intval($this->return_bytes(ini_get('memory_limit'))) / 1024 / 1024) < 384) @ini_set('memory_limit', '384M'); |
| 221 | if (defined('WP_MAX_MEMORY_LIMIT')) $maxwp = WP_MAX_MEMORY_LIMIT; |
| 222 | else $maxwp = '1M'; |
| 223 | |
| 224 | $memory_limit = (intval($this->return_bytes(ini_get('memory_limit'))) / 1024 / 1024); |
| 225 | $maxwp = (intval($this->return_bytes($maxwp)) / 1024 / 1024); |
| 226 | |
| 227 | if ($maxwp < $memory_limit) $memory_limit = $maxwp; |
| 228 | $this->zip_progress->log(str_replace('%s', $memory_limit, __("There is %s MBs of memory to use", 'backup-backup')), 'INFO'); |
| 229 | $this->zip_progress->log(str_replace('%s', $maxwp, __("WordPress memory limit: %s MBs", 'backup-backup')), 'INFO'); |
| 230 | $safe_limit = intval($memory_limit / 4); |
| 231 | if ($safe_limit >= 1024) $safe_limit = 256; |
| 232 | else if ($safe_limit >= 512) $safe_limit = 128; |
| 233 | else if ($safe_limit === 384) $safe_limit = 96; |
| 234 | else if ($safe_limit > 64) $safe_limit = 64; |
| 235 | |
| 236 | // $real_memory = intval(memory_get_usage() * 0.9 / 1024 / 1024); |
| 237 | // if ($real_memory < $safe_limit) $safe_limit = $real_memory; |
| 238 | $safe_limit = intval($safe_limit * 0.9); |
| 239 | |
| 240 | $this->zip_progress->log(str_replace('%s', $safe_limit, __("Setting the safe limit to %s MB", 'backup-backup')), 'SUCCESS'); |
| 241 | |
| 242 | $abs = BMP::fixSlashes(ABSPATH) . DIRECTORY_SEPARATOR; |
| 243 | |
| 244 | $dbbackupname = 'bmi_database_backup.sql'; |
| 245 | $database_file = BMP::fixSlashes(BMI_TMP . DIRECTORY_SEPARATOR . $dbbackupname); |
| 246 | $database_file_dir = BMP::fixSlashes((dirname($database_file))) . DIRECTORY_SEPARATOR; |
| 247 | $better_database_files_dir = $database_file_dir . 'db_tables'; |
| 248 | |
| 249 | // force usage of specific lib (for testing purposes) |
| 250 | if ($force_lib === 2) { |
| 251 | |
| 252 | $this->lib = 2; |
| 253 | |
| 254 | } elseif ($force_lib === 1) { |
| 255 | |
| 256 | $this->lib = 1; |
| 257 | |
| 258 | } |
| 259 | |
| 260 | $this->dbDumped = false; |
| 261 | $this->db_exporter_queries = 0; |
| 262 | $this->zip_progress->total_queries = 0; |
| 263 | $this->db_exporter_files = []; |
| 264 | |
| 265 | // just to make sure.. if the user haven't called the earlier method |
| 266 | if ($this->lib === 0 || $this->new_file_path === 0) { |
| 267 | throw new \Exception('PHP-ZIP: zip_start and zip_add haven\'t been called yet'); |
| 268 | } |
| 269 | |
| 270 | // using zipArchive class |
| 271 | // if ($this->lib === 1) { |
| 272 | // |
| 273 | // // Create DB Dump |
| 274 | // $this->createDatabaseDump($dbbackupname, $better_database_files_dir, $database_file, $database_file_dir); |
| 275 | // |
| 276 | // // All files |
| 277 | // $max = sizeof($this->org_files); |
| 278 | // $this->zip_progress->log(__("Making archive", 'backup-backup'), 'STEP'); |
| 279 | // $this->zip_progress->log(__("Compressing...", 'backup-backup'), 'INFO'); |
| 280 | // |
| 281 | // // Verbose |
| 282 | // $this->zip_progress->log(__("Using Zlib to create Backup", 'backup-backup')); |
| 283 | // |
| 284 | // $lib = new \ZipArchive(); |
| 285 | // if (!$lib->open($this->new_file_path, \ZipArchive::CREATE)) { |
| 286 | // throw new \Exception('PHP-ZIP: Permission Denied or zlib can\'t be found'); |
| 287 | // } |
| 288 | // |
| 289 | // // Add each file |
| 290 | // for ($i = 0; $i < $max; $i++) { |
| 291 | // $file = $this->org_files[$i]; |
| 292 | // $zippath = substr($file, strlen($abs)); |
| 293 | // $lib->addFile($file, 'wordpress' . DIRECTORY_SEPARATOR . $zippath); |
| 294 | // |
| 295 | // if ($i % 100 === 0) { |
| 296 | // if (file_exists(BMI_BACKUPS . DIRECTORY_SEPARATOR . '.abort')) { |
| 297 | // break; |
| 298 | // } |
| 299 | // $this->zip_progress->progress($i + 1 . '/' . $max); |
| 300 | // } |
| 301 | // |
| 302 | // if (($i + 1) % 500 === 0 || $i == 0) { |
| 303 | // if (($i + 1) < $max) { |
| 304 | // $this->zip_progress->log((__("Milestone: ", 'backup-backup') . ($i + 1) . '/' . $max), 'info'); |
| 305 | // } |
| 306 | // } |
| 307 | // } |
| 308 | // |
| 309 | // if (file_exists(BMI_BACKUPS . DIRECTORY_SEPARATOR . '.abort')) { |
| 310 | // |
| 311 | // // close the archive |
| 312 | // $lib->close(); |
| 313 | // } else { |
| 314 | // $this->zip_progress->log((__("Milestone: ", 'backup-backup') . $max . '/' . $max), 'info'); |
| 315 | // $this->zip_progress->log(__("Compressed ", 'backup-backup') . $max . __(" files", 'backup-backup'), 'SUCCESS'); |
| 316 | // |
| 317 | // // Log time of ZIP Process |
| 318 | // $this->zip_progress->log(__("Archiving of ", 'backup-backup') . $max . __(" files took: ", 'backup-backup') . number_format(microtime(true) - $this->start_zip, 2) . 's'); |
| 319 | // |
| 320 | // $this->zip_progress->log(__("Finalizing backup", 'backup-backup'), 'STEP'); |
| 321 | // $this->zip_progress->log(__("Adding manifest...", 'backup-backup'), 'INFO'); |
| 322 | // $this->zip_progress->log(__("Closing files and archives", 'backup-backup'), 'STEP'); |
| 323 | // $this->zip_progress->log('#001', 'END-CODE'); |
| 324 | // |
| 325 | // $this->zip_progress->end(); |
| 326 | // $logs = file_get_contents(BMI_BACKUPS . DIRECTORY_SEPARATOR . 'latest.log'); |
| 327 | // $this->zip_progress->start(true); |
| 328 | // |
| 329 | // if ($database_file !== false) { |
| 330 | // if (Dashboard\bmi_get_config('OTHER:BACKUP:DB:SINGLE:FILE') == 'true') { |
| 331 | // if (file_exists($database_file)) { |
| 332 | // $lib->addFile($database_file, 'bmi_database_backup.sql'); |
| 333 | // } |
| 334 | // } else { |
| 335 | // if ($db_exporter_files && sizeof($db_exporter_files) > 0) { |
| 336 | // for ($i = 0; $i < sizeof($db_exporter_files); ++$i) { |
| 337 | // $lib->addFile($db_exporter_files[$i], 'db_tables' . DIRECTORY_SEPARATOR . basename($db_exporter_files[$i])); |
| 338 | // } |
| 339 | // } |
| 340 | // } |
| 341 | // } |
| 342 | // |
| 343 | // $lib->addFromString('bmi_backup_manifest.json', $this->zip_progress->createManifest($dbBackupEngine)); |
| 344 | // $lib->addFromString('bmi_logs_this_backup.log', $logs); |
| 345 | // $this->zip_progress->progress($max . '/' . $max); |
| 346 | // |
| 347 | // // close the archive |
| 348 | // $lib->close(); |
| 349 | // } |
| 350 | // } |
| 351 | |
| 352 | // using PclZip |
| 353 | if ($this->lib === 2) { |
| 354 | |
| 355 | // All files |
| 356 | $max = sizeof($this->org_files); |
| 357 | |
| 358 | $legacyVersion = apply_filters('bmi_legacy_version', BMI_LEGACY_VERSION); |
| 359 | $legacyHardVersion = apply_filters('bmi_legacy_hard_version', BMI_LEGACY_HARD_VERSION); |
| 360 | // Verbose |
| 361 | $legacy = $legacyVersion; |
| 362 | if ($legacy) $legacy = $legacyHardVersion; |
| 363 | if (class_exists('\ZipArchive') || class_exists('ZipArchive')) { |
| 364 | $this->zip_progress->log(__("ZipArchive is available this process should use ZipArchive", 'backup-backup'), 'INFO'); |
| 365 | } else { |
| 366 | $this->zip_progress->log(__("Using PclZip module to create the backup", 'backup-backup'), 'INFO'); |
| 367 | } |
| 368 | if (!$legacyVersion) { |
| 369 | $this->zip_progress->log(__("Legacy setting: Using server-sided script and cURL based loop for better capabilities", 'backup-backup'), 'INFO'); |
| 370 | } elseif (!$legacyHardVersion) { |
| 371 | $this->zip_progress->log(__("Legacy setting: Using user browser as middleware for full capabilities", 'backup-backup'), 'INFO'); |
| 372 | } else { |
| 373 | |
| 374 | $this->zip_progress->log(__("Legacy setting: Using default modules depending on user server", 'backup-backup'), 'INFO'); |
| 375 | |
| 376 | // Create DB Dump |
| 377 | $this->createDatabaseDump($dbbackupname, $better_database_files_dir, $database_file, $database_file_dir, $dbBackupEngine); |
| 378 | |
| 379 | $this->zip_progress->log(__("Making archive", 'backup-backup'), 'STEP'); |
| 380 | $this->zip_progress->log(__("Compressing...", 'backup-backup'), 'INFO'); |
| 381 | |
| 382 | } |
| 383 | |
| 384 | // Run the backup in background |
| 385 | $cliEnabled = false; |
| 386 | if (defined('BMI_CLI_ENABLED')) $cliEnabled = apply_filters('bmi_cli_enabled', BMI_CLI_ENABLED); |
| 387 | if ((!defined('BMI_USING_CLI_FUNCTIONALITY') || BMI_USING_CLI_FUNCTIONALITY === false) && ($legacy === false || $cliEnabled === true) && sizeof($this->org_files) > 10 && !defined('BMI_CLI_FAILED')) { |
| 388 | file_put_contents($database_file_dir . 'bmi_backup_manifest.json', $this->zip_progress->createManifest($dbBackupEngine)); |
| 389 | // $url = plugins_url('') . '/backup-backup/includes/middleware-backup-proxy.php'; |
| 390 | $url = admin_url('admin-ajax.php'); |
| 391 | $identy = 'BMI-' . rand(10000000, 99999999); |
| 392 | $remote_settings = [ |
| 393 | 'identy' => $identy, |
| 394 | 'manifest' => $database_file_dir . 'bmi_backup_manifest.json', |
| 395 | 'backupname' => $this->backupname, |
| 396 | 'safelimit' => $safe_limit, |
| 397 | 'rev' => BMI_REV, |
| 398 | 'total_files' => sizeof($this->org_files), |
| 399 | 'filessofar' => 0, |
| 400 | 'start' => microtime(true), |
| 401 | 'config_dir' => BMI_CONFIG_DIR, |
| 402 | 'content_dir' => trailingslashit(WP_CONTENT_DIR), |
| 403 | 'backup_dir' => BMI_BACKUPS, |
| 404 | 'abs_dir' => trailingslashit(ABSPATH), |
| 405 | 'root_dir' => plugin_dir_path(BMI_ROOT_FILE), |
| 406 | 'browser' => false, |
| 407 | 'shareallowed' => BMP::canShareLogsOrShouldAsk(), |
| 408 | 'dbiteratio' => 0, |
| 409 | 'it' => 0, |
| 410 | 'dbit' => 0, |
| 411 | 'dblast' => 0, |
| 412 | 'bmitmp' => BMI_TMP, |
| 413 | 'url' => $url, |
| 414 | 'db_v2_engine' => false, |
| 415 | 'final_made' => false, |
| 416 | 'final_batch' => false, |
| 417 | 'dbitJustFinished' => false, |
| 418 | 'useragent' => isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : 'WordPress.org Site Self Request' |
| 419 | ]; |
| 420 | $fix = true; |
| 421 | $Xfiles = glob(BMI_TMP . DIRECTORY_SEPARATOR . '.BMI-*'); |
| 422 | foreach ($Xfiles as $xfile) if (is_file($xfile)) unlink($xfile); |
| 423 | touch(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy); |
| 424 | |
| 425 | if ($fix === true) { |
| 426 | if ($legacyHardVersion === false && $cron === false) { |
| 427 | $remote_settings['browser'] = true; |
| 428 | $this->zip_progress->log(__("Saving backup configuration for current session...", 'backup-backup'), 'INFO'); |
| 429 | $this->saveRemoteSettings($remote_settings); |
| 430 | $this->zip_progress->log(__("Sending confirmation to user browser to keep pinging the process.", 'backup-backup'), 'INFO'); |
| 431 | BMP::res(['status' => 'background_hard', 'filename' => $this->backupname, 'url' => $url]); |
| 432 | exit; |
| 433 | } else { |
| 434 | $this->zip_progress->log(__("Saving backup configuration for current session...", 'backup-backup'), 'INFO'); |
| 435 | $this->saveRemoteSettings($remote_settings); |
| 436 | $this->zip_progress->log(__('Starting background process on server-side...', 'backup-backup'), 'INFO'); |
| 437 | require_once BMI_INCLUDES . '/backup-process.php'; |
| 438 | $request = new Bypasser($identy, BMI_CONFIG_DIR, trailingslashit(WP_CONTENT_DIR), BMI_BACKUPS, trailingslashit(ABSPATH), plugin_dir_path(BMI_ROOT_FILE)); |
| 439 | $request->send_beat(true, $this->zip_progress); |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | sleep(2); |
| 444 | if (file_exists(BMI_BACKUPS . DIRECTORY_SEPARATOR . '.running')) { |
| 445 | if (file_exists(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy . '-running')) { |
| 446 | // $this->zip_progress->log(__('Request received correctly – backup is running.', 'backup-backup'), 'SUCCESS'); |
| 447 | if ($cron === true) return ['status' => 'background', 'filename' => $this->backupname]; |
| 448 | else BMP::res(['status' => 'background', 'filename' => $this->backupname]); |
| 449 | exit; |
| 450 | } else { |
| 451 | $this->zip_progress->log(__('Could not find any response from the server, trying again in 3 seconds.', 'backup-backup'), 'WARN'); |
| 452 | sleep(3); |
| 453 | if (file_exists(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy . '-running')) { |
| 454 | // $this->zip_progress->log(__('Request received correctly – backup is running.', 'backup-backup'), 'SUCCESS'); |
| 455 | if ($cron === true) return ['status' => 'background', 'filename' => $this->backupname]; |
| 456 | else BMP::res(['status' => 'background', 'filename' => $this->backupname]); |
| 457 | exit; |
| 458 | } else { |
| 459 | $this->zip_progress->log(__('Still nothing backup probably is not running.', 'backup-backup'), 'WARN'); |
| 460 | if (file_exists(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy . '-running')) @unlink(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy . '-running'); |
| 461 | if (file_exists(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy)) @unlink(BMI_TMP . DIRECTORY_SEPARATOR . '.' . $identy); |
| 462 | throw new \Exception('Backup could not run on your server, please check global logs.'); |
| 463 | } |
| 464 | } |
| 465 | } else { |
| 466 | if ($cron === true) return ['status' => 'background', 'filename' => $this->backupname]; |
| 467 | else BMP::res(['status' => 'background', 'filename' => $this->backupname]); |
| 468 | exit; |
| 469 | } |
| 470 | |
| 471 | // ob_end_clean(); |
| 472 | exit; |
| 473 | } else { |
| 474 | if (defined('BMI_USING_CLI_FUNCTIONALITY') && BMI_USING_CLI_FUNCTIONALITY === true) { |
| 475 | $this->zip_progress->log(__("Backup is running under PHP CLI environment.", 'backup-backup'), 'INFO'); |
| 476 | } else { |
| 477 | $this->zip_progress->log(__("Backup will run as single-request, may be unstable...", 'backup-backup'), 'WARN'); |
| 478 | } |
| 479 | } |
| 480 | |
| 481 | if ($this->dbDumped === false) { |
| 482 | $this->createDatabaseDump($dbbackupname, $better_database_files_dir, $database_file, $database_file_dir); |
| 483 | } |
| 484 | |
| 485 | $zipArchive = false; |
| 486 | if (class_exists('\ZipArchive') || class_exists('ZipArchive')) { |
| 487 | if (!isset($zip)) { |
| 488 | $zip = new \ZipArchive(); |
| 489 | } |
| 490 | |
| 491 | if ($zip) { |
| 492 | $zipArchive = true; |
| 493 | } else { |
| 494 | $zipArchive = false; |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | // Check if PclZip exists |
| 499 | if ($zipArchive === false) { |
| 500 | if (!class_exists('PclZip')) { |
| 501 | if (!defined('PCLZIP_TEMPORARY_DIR')) { |
| 502 | $bmi_tmp_dir = BMI_TMP; |
| 503 | if (!file_exists($bmi_tmp_dir)) { |
| 504 | @mkdir($bmi_tmp_dir, 0775, true); |
| 505 | } |
| 506 | |
| 507 | define('PCLZIP_TEMPORARY_DIR', $bmi_tmp_dir . DIRECTORY_SEPARATOR . 'bmi-'); |
| 508 | } |
| 509 | |
| 510 | if (!defined('PCLZIP_READ_BLOCK_SIZE')) { |
| 511 | define('PCLZIP_READ_BLOCK_SIZE', 32768); |
| 512 | } |
| 513 | } |
| 514 | |
| 515 | // Require the LIB and check if it's compatible |
| 516 | if (defined('BMI_PRO_PCLZIP') && file_exists(BMI_PRO_PCLZIP)) { |
| 517 | $this->zip_progress->log(__('Using dedicated PclZIP for Premium Users.', 'backup-backup'), 'INFO'); |
| 518 | require_once BMI_PRO_PCLZIP; |
| 519 | } else { |
| 520 | require_once trailingslashit(ABSPATH) . 'wp-admin/includes/class-pclzip.php'; |
| 521 | } |
| 522 | |
| 523 | // Get/Create the Archive |
| 524 | if (!$lib = new \PclZip($this->new_file_path)) { |
| 525 | throw new \Exception('PHP-ZIP: Permission Denied or zlib can\'t be found'); |
| 526 | } |
| 527 | |
| 528 | } else { |
| 529 | |
| 530 | if (file_exists($this->new_file_path)) $zip->open($this->new_file_path); |
| 531 | else $zip->open($this->new_file_path, \ZipArchive::CREATE); |
| 532 | |
| 533 | $this->zip_progress->log('Using ZipArchive extension for this backup process.', 'INFO'); |
| 534 | |
| 535 | } |
| 536 | |
| 537 | // require the lib |
| 538 | // if (!class_exists('PclZip')) { |
| 539 | // if (!defined('PCLZIP_TEMPORARY_DIR')) { |
| 540 | // $bmi_tmp_dir = BMI_TMP; |
| 541 | // if (!file_exists($bmi_tmp_dir)) { |
| 542 | // @mkdir($bmi_tmp_dir, 0775, true); |
| 543 | // } |
| 544 | // define('PCLZIP_TEMPORARY_DIR', $bmi_tmp_dir . DIRECTORY_SEPARATOR . 'bmi-'); |
| 545 | // } |
| 546 | // if (defined('BMI_PRO_PCLZIP') && file_exists(BMI_PRO_PCLZIP)) { |
| 547 | // $this->zip_progress->log(__('Using dedicated PclZIP for Premium Users.', 'backup-backup'), 'INFO'); |
| 548 | // require_once BMI_PRO_PCLZIP; |
| 549 | // } else { |
| 550 | // require_once trailingslashit(ABSPATH) . 'wp-admin/includes/class-pclzip.php'; |
| 551 | // } |
| 552 | // } |
| 553 | $common = $this->org_files; |
| 554 | |
| 555 | if ($this->dbDumped === true) { |
| 556 | try { |
| 557 | |
| 558 | $this->zip_progress->log(__('Adding database SQL file(s) to the backup file.', 'backup-backup'), 'STEP'); |
| 559 | |
| 560 | $files = []; |
| 561 | |
| 562 | if ($database_file !== false && !($this->db_exporter_files && sizeof($this->db_exporter_files) > 0)) { |
| 563 | $files[] = $database_file; |
| 564 | } |
| 565 | |
| 566 | $this->zip_progress->log('Database files in total found: ' . sizeof($this->db_exporter_files), 'VERBOSE'); |
| 567 | if ($this->db_exporter_files && sizeof($this->db_exporter_files) > 0) { |
| 568 | for ($i = 0; $i < sizeof($this->db_exporter_files); ++$i) { |
| 569 | $files[] = $this->db_exporter_files[$i]; |
| 570 | } |
| 571 | } else { |
| 572 | $this->zip_progress->log(__('No database files found to be added into backup, ignore this message if database was not meant to be included.', 'backup-backup'), 'WARN'); |
| 573 | $this->zip_progress->log('No database files found to be added into backup, ignore this message if database was not meant to be included.', 'VERBOSE'); |
| 574 | } |
| 575 | |
| 576 | $files = array_filter($files, function ($path) { |
| 577 | if (is_readable($path) && is_writable($path) && !is_link($path)) return true; |
| 578 | else { |
| 579 | $this->zip_progress->log(sprintf(__("Excluding file that cannot be read: %s", 'backup-backup'), $path), 'warn'); |
| 580 | return false; |
| 581 | } |
| 582 | }); |
| 583 | |
| 584 | if (sizeof($files) > 0) { |
| 585 | if ($zipArchive) { |
| 586 | for ($i = 0; $i < sizeof($files); ++$i) { |
| 587 | |
| 588 | // Add the file |
| 589 | if (is_dir($files[$i])) { |
| 590 | $zip->addEmptyDir($this->cutDir($files[$i])); |
| 591 | } else { |
| 592 | $zip->addFile($files[$i], $this->cutDir($files[$i])); |
| 593 | } |
| 594 | |
| 595 | } |
| 596 | |
| 597 | $zAresult = $zip->close(); |
| 598 | if ($zAresult !== true) { |
| 599 | $this->zip_progress->log('not_enough_space', 'verbose'); |
| 600 | $this->zip_failed('Error, there is most likely not enough space for the backup.'); |
| 601 | return false; |
| 602 | |
| 603 | } |
| 604 | $zip->open($this->new_file_path); |
| 605 | } else { |
| 606 | $dbback = $lib->add($files, PCLZIP_OPT_REMOVE_PATH, $database_file_dir, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 607 | |
| 608 | if ($dbback == 0) { |
| 609 | $this->zip_failed($lib->errorInfo(true)); |
| 610 | return false; |
| 611 | } |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | } catch (\Exception $e) { |
| 616 | $this->zip_failed($e->getMessage()); |
| 617 | |
| 618 | return false; |
| 619 | } catch (\Throwable $e) { |
| 620 | $this->zip_failed($e->getMessage()); |
| 621 | |
| 622 | return false; |
| 623 | } |
| 624 | |
| 625 | if (sizeof($files) > 0) { |
| 626 | $this->zip_progress->log(__('Database added to the backup successfully.', 'backup-backup'), 'SUCCESS'); |
| 627 | } else { |
| 628 | $this->zip_progress->log(__('Database was not added to the backup.', 'backup-backup'), 'WARN'); |
| 629 | } |
| 630 | } |
| 631 | |
| 632 | $this->zip_progress->log(__('Performing site files backup...', 'backup-backup'), 'STEP'); |
| 633 | |
| 634 | try { |
| 635 | $splitby = 200; $milestoneby = 500; |
| 636 | $filestotal = sizeof($this->org_files); |
| 637 | if ($filestotal < 3000) { $splitby = 250; $milestoneby = 500; } |
| 638 | if ($filestotal > 5000) { $splitby = 500; $milestoneby = 500; } |
| 639 | if ($filestotal > 10000) { $splitby = 1000; $milestoneby = 1000; } |
| 640 | if ($filestotal > 15000) { $splitby = 2000; $milestoneby = 2000; } |
| 641 | if ($filestotal > 20000) { $splitby = 4000; $milestoneby = 4000; } |
| 642 | if ($filestotal > 25000) { $splitby = 6000; $milestoneby = 6000; } |
| 643 | if ($filestotal > 30000) { $splitby = 8000; $milestoneby = 8000; } |
| 644 | if ($filestotal > 32000) { $splitby = 10000; $milestoneby = 10000; } |
| 645 | if ($filestotal > 60500) { $splitby = 20000; $milestoneby = 20000; } |
| 646 | if ($filestotal > 90500) { $splitby = 40000; $milestoneby = 40000; } |
| 647 | |
| 648 | $this->zip_progress->log(__("Chunks contain ", 'backup-backup') . $splitby . __(" files.", 'backup-backup')); |
| 649 | |
| 650 | $chunks = array_chunk($this->org_files, $splitby); |
| 651 | $chunkslen = sizeof($chunks); |
| 652 | if ($chunkslen > 0) { |
| 653 | $sizeoflast = sizeof($chunks[$chunkslen - 1]); |
| 654 | if ($chunkslen > 1 && $sizeoflast == 1) { |
| 655 | $buffer = array_slice($chunks[$chunkslen - 2], -1); |
| 656 | $chunks[$chunkslen - 2] = array_slice($chunks[$chunkslen - 2], 0, -1); |
| 657 | $chunks[$chunkslen - 1][] = $buffer[0]; |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | $backupSize = 0; |
| 662 | for ($i = 0; $i < $chunkslen; ++$i) { |
| 663 | |
| 664 | // Abort if user wants it (check every 100 files) |
| 665 | if (file_exists(BMI_BACKUPS . '/.abort')) { |
| 666 | break; |
| 667 | } |
| 668 | |
| 669 | $back = 0; |
| 670 | $chunk = $chunks[$i]; |
| 671 | $chunk = array_filter($chunk, function ($path) { |
| 672 | if (is_readable($path) && file_exists($path) && !is_link($path)) return true; |
| 673 | else { |
| 674 | $this->zip_progress->log(sprintf(__("Excluding file that cannot be read: %s", 'backup-backup'), $path), 'warn'); |
| 675 | return false; |
| 676 | } |
| 677 | }); |
| 678 | |
| 679 | if (sizeof($chunk) > 0) { |
| 680 | $needManipulation = false; |
| 681 | if (strpos(WP_CONTENT_DIR, ABSPATH) === false) { |
| 682 | $needManipulation = true; |
| 683 | } |
| 684 | if ($zipArchive) { |
| 685 | for ($j = 0; $j < sizeof($chunk); ++$j) { |
| 686 | |
| 687 | if ($needManipulation) { |
| 688 | if (strpos($chunk[$j], WP_CONTENT_DIR) !== false) { |
| 689 | $path = 'wordpress' . DIRECTORY_SEPARATOR . 'wp-content' . DIRECTORY_SEPARATOR . substr($chunk[$j], strlen(WP_CONTENT_DIR)); |
| 690 | } else { |
| 691 | $path = 'wordpress' . DIRECTORY_SEPARATOR . substr($chunk[$j], strlen(ABSPATH)); |
| 692 | } |
| 693 | } else { |
| 694 | $path = 'wordpress' . DIRECTORY_SEPARATOR . substr($chunk[$j], strlen(ABSPATH)); |
| 695 | } |
| 696 | |
| 697 | // Add the file |
| 698 | $path = BMP::fixSlashes($path); |
| 699 | if (is_dir($chunk[$j])) { |
| 700 | $zip->addEmptyDir($path); |
| 701 | } else { |
| 702 | $zip->addFile($chunk[$j], $path); |
| 703 | } |
| 704 | |
| 705 | } |
| 706 | |
| 707 | $zAresult = $zip->close(); |
| 708 | if ($zAresult !== true) { |
| 709 | $this->zip_progress->log('not_enough_space', 'verbose'); |
| 710 | $this->zip_failed('Error, there is most likely not enough space for the backup.'); |
| 711 | return false; |
| 712 | |
| 713 | } |
| 714 | $zip->open($this->new_file_path); |
| 715 | } else { |
| 716 | |
| 717 | if ($needManipulation) { |
| 718 | $abs = BMP::fixSlashes(ABSPATH) . DIRECTORY_SEPARATOR; |
| 719 | $content = BMP::fixSlashes(WP_CONTENT_DIR) . DIRECTORY_SEPARATOR; |
| 720 | $coreFiles = []; |
| 721 | $contentFiles = []; |
| 722 | foreach ($chunk as $file) { |
| 723 | if (strpos($file, $content) !== false) { |
| 724 | $contentFiles[] = $file; |
| 725 | } else { |
| 726 | $coreFiles[] = $file; |
| 727 | } |
| 728 | } |
| 729 | |
| 730 | $back_1 = $lib->add($coreFiles, PCLZIP_OPT_REMOVE_PATH, $abs, PCLZIP_OPT_ADD_PATH, 'wordpress' . DIRECTORY_SEPARATOR, PCLZIP_OPT_ADD_TEMP_FILE_ON, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 731 | $back_2 = $lib->add($contentFiles, PCLZIP_OPT_REMOVE_PATH, $content, PCLZIP_OPT_ADD_PATH, 'wordpress' . DIRECTORY_SEPARATOR . 'wp-content' . DIRECTORY_SEPARATOR, PCLZIP_OPT_ADD_TEMP_FILE_ON, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 732 | $back = $back_1 && $back_2; |
| 733 | |
| 734 | } else { |
| 735 | $back = $lib->add($chunk, PCLZIP_OPT_REMOVE_PATH, ABSPATH, PCLZIP_OPT_ADD_PATH, 'wordpress' . DIRECTORY_SEPARATOR, PCLZIP_OPT_ADD_TEMP_FILE_ON, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 736 | } |
| 737 | if ($back == 0) { |
| 738 | $this->zip_failed($lib->errorInfo(true)); |
| 739 | return false; |
| 740 | } |
| 741 | |
| 742 | } |
| 743 | } |
| 744 | |
| 745 | $curfile = (($i * $splitby) + $splitby); |
| 746 | $this->zip_progress->progress($curfile . '/' . $max); |
| 747 | if ($curfile % $milestoneby === 0 && $curfile < $max) { |
| 748 | if (!file_exists($this->new_file_path)) |
| 749 | return $this->zip_failed('Expected backup file does not exist, there could be some issue or the backup was removed by third parties.'); |
| 750 | |
| 751 | $currentBackupSize = filesize($this->new_file_path); |
| 752 | if ($backupSize > $currentBackupSize) |
| 753 | return $this->zip_failed('Backup size is smaller than it should be, it has been damaged, it may not be restorable, abort recommended.'); |
| 754 | |
| 755 | $backupSize = $currentBackupSize; |
| 756 | |
| 757 | $this->zip_progress->log(__("Milestone: ", 'backup-backup') . ($curfile . '/' . $max), 'info'); |
| 758 | } |
| 759 | } |
| 760 | |
| 761 | } catch (\Exception $e) { |
| 762 | $this->zip_failed($e->getMessage()); |
| 763 | |
| 764 | return false; |
| 765 | } catch (\Throwable $e) { |
| 766 | $this->zip_failed($e->getMessage()); |
| 767 | |
| 768 | return false; |
| 769 | } |
| 770 | |
| 771 | if (file_exists(BMI_BACKUPS . DIRECTORY_SEPARATOR . '.abort')) { |
| 772 | |
| 773 | $this->zip_progress->log('#002', 'END-CODE'); |
| 774 | |
| 775 | if (file_exists($database_file_dir . 'bmi_backup_manifest.json')) { |
| 776 | @unlink($database_file_dir . 'bmi_backup_manifest.json'); |
| 777 | } |
| 778 | if (file_exists($database_file_dir . 'bmi_logs_this_backup.log')) { |
| 779 | @unlink($database_file_dir . 'bmi_logs_this_backup.log'); |
| 780 | } |
| 781 | |
| 782 | } else { |
| 783 | |
| 784 | // End |
| 785 | $this->zip_progress->log(__("Milestone: ", 'backup-backup') . ($max . '/' . $max), 'info'); |
| 786 | $this->zip_progress->log(__("Compressed ", 'backup-backup') . $max . __(" files", 'backup-backup'), 'SUCCESS'); |
| 787 | |
| 788 | // Log time of ZIP Process |
| 789 | $this->zip_progress->log(__("Archiving of ", 'backup-backup') . $max . __(" files took: ", 'backup-backup') . number_format(microtime(true) - $this->start_zip, 2) . 's'); |
| 790 | |
| 791 | $this->zip_progress->log(__("Finalizing backup", 'backup-backup'), 'STEP'); |
| 792 | $this->zip_progress->log(__("Generating manifest file and saving current live-log...", 'backup-backup'), 'INFO'); |
| 793 | |
| 794 | file_put_contents($database_file_dir . 'bmi_backup_manifest.json', $this->zip_progress->createManifest($dbBackupEngine)); |
| 795 | file_put_contents($database_file_dir . 'bmi_logs_this_backup.log', file_get_contents(BMI_BACKUPS . DIRECTORY_SEPARATOR . 'latest.log')); |
| 796 | |
| 797 | sleep(1); |
| 798 | |
| 799 | $files = []; |
| 800 | |
| 801 | if (file_exists($database_file_dir . 'bmi_logs_this_backup.log')) $files[] = $database_file_dir . 'bmi_logs_this_backup.log'; |
| 802 | if (file_exists($database_file_dir . 'bmi_backup_manifest.json')) $files[] = $database_file_dir . 'bmi_backup_manifest.json'; |
| 803 | else { |
| 804 | |
| 805 | $this->zip_failed('Manifest file could not be added, manifest does not exist.'); |
| 806 | return false; |
| 807 | |
| 808 | } |
| 809 | |
| 810 | $this->zip_progress->log(__("Adding manifest...", 'backup-backup'), 'INFO'); |
| 811 | try { |
| 812 | |
| 813 | if ($zipArchive) { |
| 814 | for ($i = 0; $i < sizeof($files); ++$i) { |
| 815 | |
| 816 | // Add the file |
| 817 | if (is_dir($files[$i])) { |
| 818 | $zip->addEmptyDir($this->cutDir($files[$i])); |
| 819 | } else { |
| 820 | $zip->addFile($files[$i], $this->cutDir($files[$i])); |
| 821 | } |
| 822 | |
| 823 | } |
| 824 | |
| 825 | $zAresult = $zip->close(); |
| 826 | if ($zAresult !== true) { |
| 827 | $this->zip_progress->log('not_enough_space', 'verbose'); |
| 828 | $this->zip_failed('Error, there is most likely not enough space for the backup.'); |
| 829 | return false; |
| 830 | |
| 831 | } |
| 832 | } else { |
| 833 | |
| 834 | $maback = $lib->add($files, PCLZIP_OPT_REMOVE_PATH, $database_file_dir, PCLZIP_OPT_ADD_TEMP_FILE_ON, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 835 | |
| 836 | if ($maback == 0) { |
| 837 | $this->zip_failed($lib->errorInfo(true)); |
| 838 | return false; |
| 839 | } |
| 840 | |
| 841 | } |
| 842 | |
| 843 | } catch (\Exception $e) { |
| 844 | $this->zip_failed($e->getMessage()); |
| 845 | |
| 846 | return false; |
| 847 | } catch (\Throwable $e) { |
| 848 | $this->zip_failed($e->getMessage()); |
| 849 | |
| 850 | return false; |
| 851 | } |
| 852 | |
| 853 | if (file_exists($database_file_dir . 'bmi_backup_manifest.json')) { |
| 854 | @unlink($database_file_dir . 'bmi_backup_manifest.json'); |
| 855 | } |
| 856 | if (file_exists($database_file_dir . 'bmi_logs_this_backup.log')) { |
| 857 | @unlink($database_file_dir . 'bmi_logs_this_backup.log'); |
| 858 | } |
| 859 | |
| 860 | $this->zip_progress->progress($max . '/' . $max); |
| 861 | |
| 862 | $this->zip_progress->log(__("Manifest file and logs added to the backup. Temporary files removed.", 'backup-backup'), 'SUCCESS'); |
| 863 | |
| 864 | } |
| 865 | } |
| 866 | |
| 867 | $this->zip_progress->log(__("Closing files and archives", 'backup-backup'), 'STEP'); |
| 868 | |
| 869 | // Remove Better DB SQL Files |
| 870 | if ($this->db_exporter_files && sizeof($this->db_exporter_files) > 0) { |
| 871 | for ($i = 0; $i < sizeof($this->db_exporter_files); ++$i) { |
| 872 | if (file_exists($this->db_exporter_files[$i])) @unlink($this->db_exporter_files[$i]); |
| 873 | } |
| 874 | if (file_exists($better_database_files_dir) && is_dir($better_database_files_dir)) { |
| 875 | @rmdir($better_database_files_dir); |
| 876 | } |
| 877 | } |
| 878 | |
| 879 | if ($database_file && file_exists($database_file)) @unlink($database_file); |
| 880 | if (!file_exists($this->new_file_path)) { |
| 881 | $this->zip_failed('PHP-ZIP: After doing the zipping file can not be found'); |
| 882 | } |
| 883 | if (filesize($this->new_file_path) === 0) { |
| 884 | $this->zip_failed('PHP-ZIP: After doing the zipping file size is still 0 bytes'); |
| 885 | } |
| 886 | |
| 887 | // empty the array |
| 888 | $this->org_files = []; |
| 889 | |
| 890 | $this->zip_progress->log(__("Cleanup finished, backup complete.", 'backup-backup'), 'SUCCESS'); |
| 891 | // $this->zip_progress->log('#001', 'END-CODE'); |
| 892 | return true; |
| 893 | |
| 894 | } |
| 895 | |
| 896 | public function zip_files($files, $to) { |
| 897 | $this->zip_start($to); |
| 898 | $this->zip_add($files); |
| 899 | |
| 900 | return $this->zip_end(); |
| 901 | } |
| 902 | |
| 903 | public function unzip_file($file_path, $target_dir = null, &$zip_progress = null) { |
| 904 | |
| 905 | // Progress |
| 906 | $this->zip_progress = $zip_progress; |
| 907 | |
| 908 | // if it doesn't exist |
| 909 | if (!file_exists($file_path)) { |
| 910 | throw new \Exception("PHP-ZIP: File doesn't Exist"); |
| 911 | } |
| 912 | |
| 913 | $this->extr_file = $file_path; |
| 914 | |
| 915 | // if (class_exists("ZipArchive")) $this->lib = 1; |
| 916 | // else $this->lib = 2; |
| 917 | $this->lib = 2; |
| 918 | |
| 919 | if ($target_dir !== null) { |
| 920 | return $this->unzip_to($target_dir); |
| 921 | } else { |
| 922 | return true; |
| 923 | } |
| 924 | } |
| 925 | |
| 926 | public function extract_files($zip_path, $files, $target_dir = null, &$zip_progress = null, $isFirstExtract = true) { |
| 927 | |
| 928 | $this->zip_progress = $zip_progress; |
| 929 | |
| 930 | // it exists, but it's not a directory |
| 931 | if (file_exists($target_dir) && (!is_dir($target_dir))) { |
| 932 | throw new \Exception("PHP-ZIPv2: Target directory exists as a file not a directory"); |
| 933 | } |
| 934 | // it doesn't exist |
| 935 | if (!file_exists($target_dir)) { |
| 936 | if (!mkdir($target_dir)) { |
| 937 | throw new \Exception("PHP-ZIPv2: Directory not found, and unable to create it"); |
| 938 | } |
| 939 | } |
| 940 | // validations -- end // |
| 941 | // TODO: NOTICE: Force disable PCLZIP |
| 942 | if (class_exists("ZipArchive") || class_exists("\ZipArchive")) { |
| 943 | |
| 944 | $zip = new \ZipArchive; |
| 945 | $res = $zip->open($zip_path); |
| 946 | |
| 947 | if ($res === true) { |
| 948 | |
| 949 | if ($isFirstExtract) { |
| 950 | $this->zip_progress->log(__("Using ZipArchive, omiting memory limit calculations...", 'backup-backup'), 'INFO'); |
| 951 | } |
| 952 | |
| 953 | $zip->extractTo($target_dir, $files); |
| 954 | $zip->close(); |
| 955 | return true; |
| 956 | |
| 957 | } else { |
| 958 | |
| 959 | $this->restore_failed('PHP-ZIPv2: Could not open Backup with ZipArchive.'); |
| 960 | return false; |
| 961 | |
| 962 | } |
| 963 | |
| 964 | } else { |
| 965 | |
| 966 | if ($isFirstExtract) { |
| 967 | $this->zip_progress->log(__("ZipArchive is not available, using PclZIP.", 'backup-backup'), 'INFO'); |
| 968 | } |
| 969 | |
| 970 | $safe_limit = $this->smartMemory($isFirstExtract); |
| 971 | $this->loadPclZip($isFirstExtract); |
| 972 | $lib = new \PclZip($zip_path); |
| 973 | $restor = $lib->extract(PCLZIP_OPT_BY_NAME, $files, PCLZIP_OPT_PATH, $target_dir, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 974 | |
| 975 | if ($restor == 0) { |
| 976 | |
| 977 | $this->restore_failed($lib->errorInfo(true)); |
| 978 | return false; |
| 979 | |
| 980 | } |
| 981 | |
| 982 | return true; |
| 983 | |
| 984 | } |
| 985 | |
| 986 | } |
| 987 | |
| 988 | public function loadPclZip($isFirstExtract = true) { |
| 989 | |
| 990 | if (!class_exists('PclZip')) { |
| 991 | if (!defined('PCLZIP_TEMPORARY_DIR')) { |
| 992 | $bmi_tmp_dir = BMI_TMP; |
| 993 | if (!file_exists($bmi_tmp_dir)) { |
| 994 | @mkdir($bmi_tmp_dir, 0775, true); |
| 995 | } |
| 996 | define('PCLZIP_TEMPORARY_DIR', $bmi_tmp_dir . DIRECTORY_SEPARATOR . 'bmi-'); |
| 997 | } |
| 998 | |
| 999 | if (defined('BMI_PRO_PCLZIP') && file_exists(BMI_PRO_PCLZIP)) { |
| 1000 | require_once BMI_PRO_PCLZIP; |
| 1001 | if ($isFirstExtract) { |
| 1002 | $this->zip_progress->log(__('Using dedicated PclZIP for Premium Users.', 'backup-backup'), 'INFO'); |
| 1003 | } |
| 1004 | } else { |
| 1005 | require_once trailingslashit(ABSPATH) . 'wp-admin/includes/class-pclzip.php'; |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | } |
| 1010 | |
| 1011 | public function smartMemory($isFirstExtract = true) { |
| 1012 | |
| 1013 | // Smart memory -- start // |
| 1014 | if ($this->zip_progress != null && $isFirstExtract) { |
| 1015 | $this->zip_progress->log(__("Smart memory calculation...", 'backup-backup'), 'STEP'); |
| 1016 | } |
| 1017 | |
| 1018 | if ((intval($this->return_bytes(ini_get('memory_limit'))) / 1024 / 1024) < 384) { |
| 1019 | @ini_set('memory_limit', '384M'); |
| 1020 | } |
| 1021 | |
| 1022 | $memory_limit = (intval($this->return_bytes(ini_get('memory_limit'))) / 1024 / 1024); |
| 1023 | if ($this->zip_progress != null && $isFirstExtract) { |
| 1024 | $this->zip_progress->log(str_replace('%s', $memory_limit, __("There is %s MBs of memory to use", 'backup-backup')), 'INFO'); |
| 1025 | } |
| 1026 | |
| 1027 | $safe_limit = intval($memory_limit / 4); |
| 1028 | if ($safe_limit > 64) $safe_limit = 64; |
| 1029 | if ($memory_limit === 384) $safe_limit = 78; |
| 1030 | if ($memory_limit >= 512) $safe_limit = 104; |
| 1031 | if ($memory_limit >= 1024) $safe_limit = 228; |
| 1032 | if ($memory_limit >= 2048) $safe_limit = 428; |
| 1033 | |
| 1034 | // $real_memory = intval(memory_get_usage() * 0.9 / 1024 / 1024); |
| 1035 | // if ($real_memory < $safe_limit) $safe_limit = $real_memory; |
| 1036 | $safe_limit = intval($safe_limit * 0.8); |
| 1037 | |
| 1038 | if ($this->zip_progress != null && $isFirstExtract) { |
| 1039 | $this->zip_progress->log(str_replace('%s', $safe_limit, __("Setting the safe limit to %s MB", 'backup-backup')), 'SUCCESS'); |
| 1040 | } |
| 1041 | // Smart memory -- end // |
| 1042 | |
| 1043 | return $safe_limit; |
| 1044 | |
| 1045 | } |
| 1046 | |
| 1047 | public function unzip_to($target_dir) { |
| 1048 | |
| 1049 | // validations -- start // |
| 1050 | if ($this->lib === 0 && $this->extr_file === 0) { |
| 1051 | throw new \Exception("PHP-ZIP: unzip_file hasn't been called"); |
| 1052 | } |
| 1053 | // it exists, but it's not a directory |
| 1054 | if (file_exists($target_dir) && (!is_dir($target_dir))) { |
| 1055 | throw new \Exception("PHP-ZIP: Target directory exists as a file not a directory"); |
| 1056 | } |
| 1057 | // it doesn't exist |
| 1058 | if (!file_exists($target_dir)) { |
| 1059 | if (!mkdir($target_dir)) { |
| 1060 | throw new \Exception("PHP-ZIP: Directory not found, and unable to create it"); |
| 1061 | } |
| 1062 | } |
| 1063 | // validations -- end // |
| 1064 | |
| 1065 | // Target Directory |
| 1066 | $this->extr_dirc = $target_dir; |
| 1067 | |
| 1068 | // Smart Memory |
| 1069 | $safe_limit = $this->smartMemory(); |
| 1070 | |
| 1071 | // Extract msg |
| 1072 | $this->zip_progress->log(__('Extracting files into temporary directory (this process can take some time)...', 'backup_migration'), 'STEP'); |
| 1073 | |
| 1074 | // Force PCL Zip |
| 1075 | $this->lib = 2; |
| 1076 | |
| 1077 | // extract using ZipArchive |
| 1078 | // if($this->lib === 1) { |
| 1079 | // $lib = new \ZipArchive; |
| 1080 | // if(!$lib->open($this->extr_file)) throw new \Exception("PHP-ZIP: Unable to open the zip file"); |
| 1081 | // if(!$lib->extractTo($this->extr_dirc)) throw new \Exception("PHP-ZIP: Unable to extract files"); |
| 1082 | // $lib->close(); |
| 1083 | // } |
| 1084 | |
| 1085 | // extarct using PclZip |
| 1086 | if ($this->lib === 2) { |
| 1087 | $this->loadPclZip(); |
| 1088 | $lib = new \PclZip($this->extr_file); |
| 1089 | $restor = $lib->extract(PCLZIP_OPT_PATH, $this->extr_dirc, PCLZIP_OPT_TEMP_FILE_THRESHOLD, $safe_limit); |
| 1090 | if ($restor == 0) { |
| 1091 | $this->restore_failed($lib->errorInfo(true)); |
| 1092 | |
| 1093 | return false; |
| 1094 | } |
| 1095 | } |
| 1096 | |
| 1097 | return true; |
| 1098 | } |
| 1099 | |
| 1100 | private function dir_to_assoc_arr(DirectoryIterator $dir) { |
| 1101 | $data = []; |
| 1102 | foreach ($dir as $node) { |
| 1103 | if ($node->isDir() && !$node->isDot()) { |
| 1104 | $data[$node->getFilename()] = $this->dir_to_assoc_arr(new DirectoryIterator($node->getPathname())); |
| 1105 | } elseif ($node->isFile()) { |
| 1106 | $data[] = $node->getFilename(); |
| 1107 | } |
| 1108 | } |
| 1109 | |
| 1110 | return $data; |
| 1111 | } |
| 1112 | |
| 1113 | private function path() { |
| 1114 | return join(DIRECTORY_SEPARATOR, func_get_args()); |
| 1115 | } |
| 1116 | |
| 1117 | private function commonPath($files, $remove = true) { |
| 1118 | foreach ($files as $index => $filesStr) { |
| 1119 | $files[$index] = explode(DIRECTORY_SEPARATOR, $filesStr); |
| 1120 | } |
| 1121 | $toDiff = $files; |
| 1122 | foreach ($toDiff as $arr_i => $arr) { |
| 1123 | foreach ($arr as $name_i => $name) { |
| 1124 | $toDiff[$arr_i][$name_i] = $name . "___" . $name_i; |
| 1125 | } |
| 1126 | } |
| 1127 | $diff = call_user_func_array("array_diff", $toDiff); |
| 1128 | reset($diff); |
| 1129 | $i = key($diff) - 1; |
| 1130 | if ($remove) { |
| 1131 | foreach ($files as $index => $arr) { |
| 1132 | $files[$index] = implode(DIRECTORY_SEPARATOR, array_slice($files[$index], $i)); |
| 1133 | } |
| 1134 | } else { |
| 1135 | foreach ($files as $index => $arr) { |
| 1136 | $files[$index] = implode(DIRECTORY_SEPARATOR, array_slice($files[$index], 0, $i)); |
| 1137 | } |
| 1138 | } |
| 1139 | |
| 1140 | return $files; |
| 1141 | } |
| 1142 | } |
| 1143 |