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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Author: Mikołaj `iClyde` Chodorowski |
| 5 | * Contact: kontakt@iclyde.pl |
| 6 | * Package: Backup Migration – WP Plugin |
| 7 | */ |
| 8 | |
| 9 | // Namespace |
| 10 | namespace BMI\Plugin\Database; |
| 11 | |
| 12 | // Use |
| 13 | use BMI\Plugin\BMI_Logger AS Logger; |
| 14 | use BMI\Plugin\Backup_Migration_Plugin as BMP; |
| 15 | use BMI\Plugin\Progress\BMI_ZipProgress AS Progress; |
| 16 | |
| 17 | // Exit on direct access |
| 18 | if (!defined('ABSPATH')) exit; |
| 19 | |
| 20 | global $bmi_last_seek, $bmi_last_file; |
| 21 | // register_shutdown_function(function () { |
| 22 | // |
| 23 | // echo $GLOBALS['bmi_last_file'] . ' - ' . $GLOBALS['bmi_last_seek']; |
| 24 | // |
| 25 | // }); |
| 26 | |
| 27 | /** |
| 28 | * Database importing |
| 29 | * Main Class, requires $wpdb |
| 30 | */ |
| 31 | class BMI_Database_Importer { |
| 32 | |
| 33 | /** |
| 34 | * Private local variables |
| 35 | */ |
| 36 | private $files = []; |
| 37 | |
| 38 | /** |
| 39 | * __construct - Initialization and logger resolver |
| 40 | * |
| 41 | * @return self |
| 42 | */ |
| 43 | function __construct($storage, $total_queries, $old_abspath, $old_domain, $new_domain, &$logger, $isCLI, $conversionStats) { |
| 44 | |
| 45 | /** |
| 46 | * WP Global Database variable |
| 47 | */ |
| 48 | global $wpdb; |
| 49 | $this->wpdb = &$wpdb; |
| 50 | |
| 51 | /** |
| 52 | * Set isCLI variable |
| 53 | */ |
| 54 | $this->isCLI = $isCLI; |
| 55 | |
| 56 | /** |
| 57 | * Logger of BMI core |
| 58 | */ |
| 59 | $this->logger = &$logger; |
| 60 | |
| 61 | /** |
| 62 | * Storage directory |
| 63 | */ |
| 64 | // $this->storage = trailingslashit(__DIR__) . 'data'; |
| 65 | $this->storage = $storage; |
| 66 | $this->total_queries = intval($total_queries); |
| 67 | // $this->total_queries = $this->conversionStats['total_queries']; |
| 68 | |
| 69 | // Conversion stats |
| 70 | $this->conversionStats = $conversionStats; |
| 71 | |
| 72 | /** |
| 73 | * Domain(s) configuration |
| 74 | * ? - All cases that domain can be represented in the database |
| 75 | */ |
| 76 | $this->source_domain = untrailingslashit($old_domain); |
| 77 | $this->new_domain = untrailingslashit($new_domain); // untrailingslashit(home_url()); |
| 78 | $this->json_source_domain = trim(json_encode($this->source_domain), '"'); |
| 79 | $this->json_new_domain = trim(json_encode($this->new_domain), '"'); |
| 80 | $this->no_protocol_source_domain = ltrim(ltrim($this->source_domain, "https://"), "http://"); |
| 81 | $this->no_protocol_new_domain = ltrim(ltrim($this->new_domain, "https://"), "http://"); |
| 82 | $this->json_no_protocol_source_domain = ltrim(ltrim($this->json_source_domain, "https:\/\/"), "http:\/\/"); |
| 83 | $this->json_no_protocol_new_domain = ltrim(ltrim($this->json_new_domain, "https:\/\/"), "http:\/\/"); |
| 84 | |
| 85 | $this->source_abs = untrailingslashit($old_abspath); |
| 86 | $this->new_abs = untrailingslashit(ABSPATH); |
| 87 | $this->json_source_abs = trim(json_encode($this->source_abs), '"'); |
| 88 | $this->json_new_abs = trim(json_encode($this->new_abs), '"'); |
| 89 | |
| 90 | $this->xi = 0; |
| 91 | $this->current_file = ''; |
| 92 | $this->init_start = microtime(true); |
| 93 | $this->last_finish = $this->init_start; |
| 94 | $this->table_names_alter = []; |
| 95 | |
| 96 | @ini_set('memory_limit', '-1'); |
| 97 | if ((class_exists('mysqli') || class_exists('\mysqli')) && false) { |
| 98 | $this->owndb = true; |
| 99 | $this->db = new \mysqli(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME); |
| 100 | if ($this->db->connect_error) $this->owndb = false; |
| 101 | else $this->db->query('SET foreign_key_checks = 0;'); |
| 102 | } else { |
| 103 | $this->owndb = false; |
| 104 | } |
| 105 | |
| 106 | set_error_handler(function($errno, $errstr, $errfile, $errline) { |
| 107 | |
| 108 | if (BMI_DEBUG) { |
| 109 | error_log('BMI DEBUG ENABLED, HERE IS THE COMPLETE REPORT (ERROR HANDLER #4):'); |
| 110 | error_log(print_r($errno, true)); |
| 111 | error_log(print_r($errstr, true)); |
| 112 | error_log(print_r($errfile, true)); |
| 113 | error_log(print_r($errline, true)); |
| 114 | } |
| 115 | |
| 116 | // The only notice we could get here is Instance does not exist, ignore it. |
| 117 | if ($errno === '8' || $errno === 8 || $errno === E_NOTICE) { |
| 118 | if ($errfile == __FILE__) { |
| 119 | throw new \ErrorException($errstr, 0, $errno, $errfile, $errline); |
| 120 | return; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | // error_log($errno .' '. $errstr .' '. $errfile .':'. $errline); |
| 125 | // throw new \ErrorException($errstr, 0, $errno, $errfile, $errline); |
| 126 | |
| 127 | }); |
| 128 | |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * showFirstLogs - Shows logs for initialization |
| 133 | * |
| 134 | * @return @void |
| 135 | */ |
| 136 | public function showFirstLogs() { |
| 137 | |
| 138 | $this->logger->log("Initializing database import V2 engine...", 'INFO'); |
| 139 | $this->logger->log("Initialized successfully, memory usage: " . number_format(memory_get_usage() / 1024 / 1024, 2) . " MB", 'SUCCESS'); |
| 140 | |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * showFirstLogs - Shows logs after finish |
| 145 | * |
| 146 | * @return @void |
| 147 | */ |
| 148 | public function showEndLogs() { |
| 149 | |
| 150 | $from_start = number_format(microtime(true) - $this->init_start, 4); |
| 151 | $this->logger->log("Total time to insert " . $this->xi . " queries took " . $from_start . " seconds.", 'INFO'); |
| 152 | |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * import - Import initializer |
| 157 | * |
| 158 | * @return {bool} true on success false on fail |
| 159 | */ |
| 160 | public function import() { |
| 161 | |
| 162 | $this->logger->log("Loading file list...", 'INFO'); |
| 163 | $this->load_file_list(); |
| 164 | $this->logger->log("File list loaded, memory usage: " . number_format(memory_get_usage() / 1024 / 1024, 2) . " MB", 'SUCCESS'); |
| 165 | |
| 166 | $this->logger->log("Restoring tables using temporary name...", 'INFO'); |
| 167 | $this->restore_tables(); |
| 168 | |
| 169 | // Mark those as finished |
| 170 | $GLOBALS['bmi_last_file'] = false; |
| 171 | $GLOBALS['bmi_last_seek'] = false; |
| 172 | |
| 173 | $this->showEndLogs(); |
| 174 | |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * restore_by_file - Allows to restore by one file |
| 179 | * |
| 180 | * @param {string} path to sql file |
| 181 | * @param {int} last seek position of this file |
| 182 | * @return {int/bool} last seek number or bool if completed |
| 183 | */ |
| 184 | public function restore_by_file($path, $last_seek = 0) { |
| 185 | |
| 186 | if (!file_exists($path)) { |
| 187 | if (file_exists($path)) @unlink($path); |
| 188 | $this->logger->log("Database file does not exist anymore (" . basename($path) . ")? – Omitting.", 'INFO'); |
| 189 | return true; |
| 190 | } |
| 191 | |
| 192 | $file = new \SplFileObject($path); |
| 193 | $file->seek($file->getSize()); |
| 194 | $total_lines = $file->key() + 1; |
| 195 | $this->current_file = $path; |
| 196 | |
| 197 | $last_real_table_name = null; |
| 198 | $custom_var_started = false; |
| 199 | $values_started = false; |
| 200 | $query_ended = false; |
| 201 | $query = ''; |
| 202 | |
| 203 | $query_exist = false; |
| 204 | |
| 205 | $last_seek_start = $last_seek; |
| 206 | |
| 207 | for ($i = $last_seek; $i < $total_lines; ++$i) { |
| 208 | |
| 209 | // Set the pointer |
| 210 | $GLOBALS['bmi_last_seek'] = $i; |
| 211 | $file->seek($i); |
| 212 | |
| 213 | // Get the line |
| 214 | $line = trim($file->current()); |
| 215 | |
| 216 | // Find our declaractions |
| 217 | if ($line == ltrim("\/* QUERY START */", '\\')) $query_ended = false; |
| 218 | elseif ($line == ltrim("\/* CUSTOM VARS START */", '\\')) $custom_var_started = true; |
| 219 | elseif ($line == ltrim("\/* CUSTOM VARS END */", '\\')) $custom_var_started = false; |
| 220 | elseif ($line == ltrim("\/* VALUES START */", '\\')) $values_started = true; |
| 221 | elseif ($line == ltrim("\/* VALUES END */", '\\')) $values_started = false; |
| 222 | elseif ($line == ltrim("\/* QUERY END */", '\\')) $query_ended = true; |
| 223 | else { |
| 224 | |
| 225 | if ($custom_var_started === true) { |
| 226 | |
| 227 | $line = rtrim($line, "\n"); |
| 228 | $the_variable = null; |
| 229 | preg_match("/`(.*)`/i", $line, $the_variable); |
| 230 | $the_variable = $the_variable[1]; |
| 231 | |
| 232 | if (strpos($line, 'REAL_TABLE_NAME') !== false) { |
| 233 | $this->table_names_alter[$the_variable] = ''; |
| 234 | $last_real_table_name = $the_variable; |
| 235 | } else if (strpos($line, 'PRE_TABLE_NAME') !== false) { |
| 236 | $this->table_names_alter[$last_real_table_name] = $the_variable; |
| 237 | } |
| 238 | |
| 239 | } |
| 240 | |
| 241 | if (strlen($line) > 0 || $values_started === true) { |
| 242 | |
| 243 | $line = rtrim($line, "\n"); |
| 244 | |
| 245 | if ($values_started === true && $query_ended != true) { |
| 246 | |
| 247 | if ($this->source_domain != $this->new_domain) { |
| 248 | |
| 249 | $this->line_replace($line); |
| 250 | |
| 251 | } |
| 252 | |
| 253 | } |
| 254 | |
| 255 | $query .= $line; |
| 256 | |
| 257 | } |
| 258 | |
| 259 | if ($query_ended === true) { |
| 260 | |
| 261 | $this->run_query($query); |
| 262 | $values_started = false; |
| 263 | $query_ended = false; |
| 264 | $query_exist = true; |
| 265 | $query = ''; |
| 266 | $last_seek = $i; |
| 267 | |
| 268 | if (($last_seek_start + 100) < $i) { |
| 269 | break; |
| 270 | } |
| 271 | |
| 272 | } |
| 273 | |
| 274 | } |
| 275 | |
| 276 | } |
| 277 | |
| 278 | if ($query_exist === false) { |
| 279 | if (file_exists($path)) { |
| 280 | gc_collect_cycles(); |
| 281 | $file = null; |
| 282 | @unlink($path); |
| 283 | } |
| 284 | return true; |
| 285 | } else { |
| 286 | $file = null; |
| 287 | return $last_seek; |
| 288 | } |
| 289 | |
| 290 | } |
| 291 | |
| 292 | /** |
| 293 | * get_sql_files - Returns all SQL files included in the backup |
| 294 | * |
| 295 | * @return {array} List of SQL files |
| 296 | */ |
| 297 | public function get_sql_files($first_db = true) { |
| 298 | |
| 299 | if ($first_db == true) { |
| 300 | $this->logger->log("Loading file list...", 'INFO'); |
| 301 | } |
| 302 | |
| 303 | $this->load_file_list(); |
| 304 | |
| 305 | if ($first_db == true) { |
| 306 | $this->logger->log("File list loaded, memory usage: " . number_format(memory_get_usage() / 1024 / 1024, 2) . " MB", 'SUCCESS'); |
| 307 | } |
| 308 | |
| 309 | return $this->files; |
| 310 | |
| 311 | } |
| 312 | |
| 313 | /** |
| 314 | * restore_tables - Line by line reader and query builder |
| 315 | * It uses path provided in __construct to get the files |
| 316 | * I.e. it will try to load all .sql files located in the folder |
| 317 | * Important, those failes have to be generated with better-backup module |
| 318 | * |
| 319 | * @return {void} |
| 320 | */ |
| 321 | private function restore_tables() { |
| 322 | |
| 323 | foreach ($this->files as $file_index => $path) { |
| 324 | |
| 325 | $GLOBALS['bmi_last_file'] = $path; |
| 326 | $this->current_file = $path; |
| 327 | |
| 328 | $import = 0; |
| 329 | |
| 330 | do { |
| 331 | |
| 332 | $import = $this->restore_by_file($path, $import); |
| 333 | |
| 334 | } while ($import !== true); |
| 335 | |
| 336 | } |
| 337 | |
| 338 | $this->alter_names(); |
| 339 | $this->queries_ended(); |
| 340 | |
| 341 | } |
| 342 | |
| 343 | /** |
| 344 | * queries_ended - Runs when all queries imported |
| 345 | * |
| 346 | * @return @void |
| 347 | */ |
| 348 | public function queries_ended() { |
| 349 | |
| 350 | if ($this->owndb == true) { |
| 351 | |
| 352 | $this->db->close(); |
| 353 | |
| 354 | } else { |
| 355 | |
| 356 | $foreign_keys = "SET foreign_key_checks = 1;"; |
| 357 | $this->run_query($foreign_keys); |
| 358 | |
| 359 | } |
| 360 | |
| 361 | } |
| 362 | |
| 363 | /** |
| 364 | * alter_names - Replaces temporary tables with final name |
| 365 | * |
| 366 | * @return {void} |
| 367 | */ |
| 368 | public function alter_names() { |
| 369 | |
| 370 | $this->logger->log(__('Switching tables to new ones and removing old ones.', 'backup-backup'), 'STEP'); |
| 371 | |
| 372 | foreach ($this->table_names_alter as $final_name => $tmp_name) { |
| 373 | |
| 374 | $sql = "DROP TABLE IF EXISTS `$final_name`;"; |
| 375 | $this->run_query($sql, true); |
| 376 | |
| 377 | $sql = "ALTER TABLE `$tmp_name` RENAME TO `$final_name`;"; |
| 378 | $this->run_query($sql, true); |
| 379 | |
| 380 | } |
| 381 | |
| 382 | $this->logger->log(__('Tables replaced successfully.', 'backup-backup'), 'SUCCESS'); |
| 383 | |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * replace_domain_string - Replaces the string recursively |
| 388 | * It will find all possibilites to replace even the same string multiple times |
| 389 | * |
| 390 | * @param {string} &$string = '' String pointer declarated somewhere else to save memory |
| 391 | * @return {void} - It modifies the root variable |
| 392 | */ |
| 393 | private function replace_domain_string(&$string = '', &$replaced = false) { |
| 394 | |
| 395 | $replacement = $this->is_replacable($string); |
| 396 | if ($replacement !== false) { |
| 397 | |
| 398 | $string = str_replace($replacement[0], $replacement[1], $string); |
| 399 | $replaced = true; |
| 400 | |
| 401 | if ($this->is_replacable($string) !== false) { |
| 402 | $replaced = false; |
| 403 | $this->replace_domain_string($string, $replaced); |
| 404 | } |
| 405 | |
| 406 | } |
| 407 | |
| 408 | } |
| 409 | |
| 410 | /** |
| 411 | * iterate_maybe_serial_string - It checks if the serialized thing was nested |
| 412 | * And makes the serialization for each once again to get the right object |
| 413 | * |
| 414 | * @param {string} &$string String that may be serializable |
| 415 | * @return {void} It modifies pointer |
| 416 | */ |
| 417 | private function iterate_maybe_serial_string(&$string) { |
| 418 | |
| 419 | // $serial = $this->is_valid_serialized($string, false); |
| 420 | if (is_serialized($string)) { |
| 421 | |
| 422 | // $this->iterate_maybe_serial_string($string); |
| 423 | $string = @unserialize($string, ['allowed_classes' => false]); |
| 424 | $this->iterate_object($string); |
| 425 | $string = @serialize($string); |
| 426 | |
| 427 | } else { |
| 428 | |
| 429 | $this->iterate_object($string); |
| 430 | |
| 431 | } |
| 432 | |
| 433 | } |
| 434 | |
| 435 | /** |
| 436 | * is_replacable - Checks if the string is repecable, if it contains the old domain |
| 437 | * |
| 438 | * @param {string} &$string String that can include old domain name |
| 439 | * @return {void} It modifies pointer |
| 440 | */ |
| 441 | private function is_replacable(&$string) { |
| 442 | |
| 443 | if (strpos($string, $this->source_domain) !== false) { |
| 444 | return [$this->source_domain, $this->new_domain]; |
| 445 | } |
| 446 | |
| 447 | if (strpos($string, $this->json_source_domain) !== false) { |
| 448 | return [$this->json_source_domain, $this->json_new_domain]; |
| 449 | } |
| 450 | |
| 451 | if (strpos($string, $this->no_protocol_source_domain) !== false) { |
| 452 | return [$this->no_protocol_source_domain, $this->no_protocol_new_domain]; |
| 453 | } |
| 454 | |
| 455 | if (strpos($string, $this->json_no_protocol_source_domain) !== false) { |
| 456 | return [$this->json_no_protocol_source_domain, $this->json_no_protocol_new_domain]; |
| 457 | } |
| 458 | |
| 459 | if (strpos($string, $this->source_abs) !== false) { |
| 460 | return [$this->source_abs, $this->new_abs]; |
| 461 | } |
| 462 | |
| 463 | if (strpos($string, $this->json_source_abs) !== false) { |
| 464 | return [$this->json_source_abs, $this->json_new_abs]; |
| 465 | } |
| 466 | |
| 467 | return false; |
| 468 | |
| 469 | } |
| 470 | |
| 471 | /** |
| 472 | * check_key - Checks object key |
| 473 | * It allows to modify object keys in case the domain was used there |
| 474 | * E.g. some redirect plugins may store it in the database this way |
| 475 | * |
| 476 | * @param {string} $key Object key or normal string |
| 477 | * @return {string/bool} String if it's replacable bool false if nothing to replace |
| 478 | */ |
| 479 | private function check_key($key) { |
| 480 | |
| 481 | if ($this->is_replacable($key) !== false) { |
| 482 | |
| 483 | $replaced = false; |
| 484 | $this->replace_domain_string($key, $replaced); |
| 485 | return $key; |
| 486 | |
| 487 | } else { |
| 488 | |
| 489 | return false; |
| 490 | |
| 491 | } |
| 492 | |
| 493 | } |
| 494 | |
| 495 | /** |
| 496 | * logIterationError - Exception logged |
| 497 | * |
| 498 | * @param {string} $e Exception or Throwable |
| 499 | * @return @void |
| 500 | */ |
| 501 | public function logIterationError($e) { |
| 502 | |
| 503 | $this->logger->log('Notice while importing: ' . $e->getMessage() . ' @ ' . $e->getLine() . ' (Code: ' . $e->getCode() . ')', 'WARN'); |
| 504 | // error_log(print_r($e, true)); |
| 505 | |
| 506 | } |
| 507 | |
| 508 | /** |
| 509 | * throwThisLine - Throws an exception for catch |
| 510 | * |
| 511 | * @return Throwable |
| 512 | */ |
| 513 | public function throwThisLine($e) { |
| 514 | |
| 515 | // $this->logIterationError($e); |
| 516 | throw new \ErrorException($e->getMessage(), 0, $e->getCode(), $e->getFile(), $e->getLine()); |
| 517 | |
| 518 | } |
| 519 | |
| 520 | /** |
| 521 | * @RECURSIVE MEMORY EATER |
| 522 | * iterate_object - Recursive iterator of object/array |
| 523 | * It checks every value and key and replaces it where needed |
| 524 | * |
| 525 | * @param {?object/?mixed} &$object Mixed type, it will detect correct object and return no changed if wrong |
| 526 | * @return {void} It modifies object or does nothing on wrong source |
| 527 | */ |
| 528 | private function iterate_object(&$object) { |
| 529 | |
| 530 | if (is_string($object) && is_serialized($object)) { |
| 531 | |
| 532 | $this->iterate_maybe_serial_string($object); |
| 533 | return; |
| 534 | |
| 535 | } |
| 536 | |
| 537 | if (!(is_object($object) || is_array($object))) { |
| 538 | |
| 539 | return; |
| 540 | |
| 541 | } |
| 542 | |
| 543 | try { |
| 544 | |
| 545 | foreach ($object as $key => $value) { |
| 546 | |
| 547 | $key_match = $this->check_key($key); |
| 548 | if ($key_match !== false) { |
| 549 | |
| 550 | if (is_object($object)) { |
| 551 | |
| 552 | $object->$key_match = $object->$key; |
| 553 | unset($object->$key); |
| 554 | |
| 555 | } elseif (is_array($object)) { |
| 556 | |
| 557 | $object[$key_match] = $object[$key]; |
| 558 | unset($object[$key]); |
| 559 | |
| 560 | } |
| 561 | |
| 562 | $key = $key_match; |
| 563 | |
| 564 | } |
| 565 | |
| 566 | if (($value && !is_string($value)) && (is_object($value) || is_array($value))) { |
| 567 | |
| 568 | try { |
| 569 | |
| 570 | $success = $this->iterate_object($value); |
| 571 | if ($success === false) return false; |
| 572 | |
| 573 | if (is_object($object)) $object->$key = $value; |
| 574 | elseif (is_array($object)) $object[$key] = $value; |
| 575 | |
| 576 | } catch (\Exception $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 577 | catch (\Throwable $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 578 | |
| 579 | } else { |
| 580 | |
| 581 | // $subserial = $this->is_valid_serialized($value, false); |
| 582 | // $subserial['valid'] === true |
| 583 | if (is_serialized($value)) { |
| 584 | |
| 585 | try { |
| 586 | |
| 587 | $success = $this->iterate_object($value); |
| 588 | if ($success === false) return false; |
| 589 | |
| 590 | if (is_object($object)) @$object->$key = $value; |
| 591 | elseif (is_array($object)) $object[$key] = $value; |
| 592 | |
| 593 | } catch (\Exception $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 594 | catch (\Throwable $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 595 | |
| 596 | } else { |
| 597 | |
| 598 | if (is_array($value) || is_object($value)) { |
| 599 | |
| 600 | try { |
| 601 | |
| 602 | $success = $this->iterate_object($value); |
| 603 | if ($success === false) return false; |
| 604 | |
| 605 | if (is_object($object)) @($object->$key = $value); |
| 606 | elseif (is_array($object)) $object[$key] = $value; |
| 607 | |
| 608 | } catch (\Exception $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 609 | catch (\Throwable $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 610 | |
| 611 | |
| 612 | } else { |
| 613 | |
| 614 | // Final string to replace (if string / else ignore) |
| 615 | if (gettype($value) === 'string') { |
| 616 | |
| 617 | $modified = false; |
| 618 | $this->replace_domain_string($value, $modified); |
| 619 | |
| 620 | if ($modified) { |
| 621 | |
| 622 | try { |
| 623 | |
| 624 | if (is_object($object)) @($object->$key = $value); |
| 625 | elseif (is_array($object)) $object[$key] = $value; |
| 626 | |
| 627 | } catch (\Exception $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 628 | catch (\Throwable $e) { /* Errors? Probably here! */ $this->throwThisLine($e); return false; } |
| 629 | |
| 630 | } |
| 631 | |
| 632 | } |
| 633 | |
| 634 | } |
| 635 | |
| 636 | } |
| 637 | |
| 638 | } |
| 639 | |
| 640 | } |
| 641 | |
| 642 | } catch (\Exception $e) { |
| 643 | |
| 644 | $this->logIterationError($e); |
| 645 | return false; |
| 646 | |
| 647 | } catch (\Throwable $e) { |
| 648 | |
| 649 | $this->logIterationError($e); |
| 650 | return false; |
| 651 | |
| 652 | } catch (\ErrorException $e) { |
| 653 | |
| 654 | $this->logIterationError($e); |
| 655 | return false; |
| 656 | |
| 657 | } |
| 658 | |
| 659 | } |
| 660 | |
| 661 | /** |
| 662 | * line_replace - Value replacer before inserting to database |
| 663 | * |
| 664 | * @param {string} &$line = '' Pointer to file line which should be replaced if needed |
| 665 | * @return {void} It modifies pointer |
| 666 | */ |
| 667 | private function line_replace(&$line = '') { |
| 668 | |
| 669 | // Remove wpdb prepare slashes to make sure the serialized data is correct |
| 670 | $copy = $line; |
| 671 | $line = stripcslashes($line); |
| 672 | $line = str_replace('\0', '', $line); |
| 673 | |
| 674 | $serial = $this->is_valid_serialized($line); |
| 675 | |
| 676 | if ($serial['valid'] === true) { |
| 677 | |
| 678 | // Copy no needed here slashes will be added by wpdb |
| 679 | unset($copy); |
| 680 | |
| 681 | // Iterate entire object replace keys and values |
| 682 | $this->iterate_object($line); |
| 683 | |
| 684 | // Serialize it again as it was serialized before |
| 685 | $line = serialize($line); |
| 686 | |
| 687 | // Make the string SQL friendly, as it was before |
| 688 | if ($serial['quotes']) $line = $this->wpdb->prepare('%s', $line); |
| 689 | if ($serial['comma']) $line .= ','; |
| 690 | |
| 691 | } else { |
| 692 | |
| 693 | // Make sure the line is exactly the same as in file |
| 694 | $line = $copy; |
| 695 | |
| 696 | // Unset copy to free space |
| 697 | unset($copy); |
| 698 | |
| 699 | // Find and replace domain |
| 700 | $replaced = false; |
| 701 | $this->replace_domain_string($line, $replaced); |
| 702 | |
| 703 | } |
| 704 | |
| 705 | } |
| 706 | |
| 707 | /** |
| 708 | * run_query - Query runner, it runs the final query after built and replacements |
| 709 | * |
| 710 | * @param {string} &$query Pointer to small or huge query |
| 711 | * @return {void} Returns nothing, and the &$query is not removed here |
| 712 | * |
| 713 | * Notice: Please unset($query) after this method otherwise we will lose memory |
| 714 | */ |
| 715 | private function run_query(&$query, $isAlter = false) { |
| 716 | |
| 717 | $this->xi++; |
| 718 | if ($this->owndb === true) $this->db->query($query); |
| 719 | else $this->wpdb->query($query); |
| 720 | |
| 721 | if ($this->xi % 5 == 0) { |
| 722 | |
| 723 | $from_start = number_format(microtime(true) - $this->init_start, 4); |
| 724 | $filename = basename($this->current_file); |
| 725 | |
| 726 | $from_last = number_format(microtime(true) - $this->last_finish, 4); |
| 727 | $this->last_finish = microtime(true); |
| 728 | |
| 729 | $queries_so_far = $this->xi; |
| 730 | $queries_total = $this->total_queries; |
| 731 | $queries_progress = number_format(($queries_so_far / $queries_total) * 100, 2); |
| 732 | |
| 733 | $halfProgress = true; |
| 734 | if (isset($this->conversionStats['total_queries'])) { |
| 735 | $halfProgress = false; |
| 736 | } |
| 737 | |
| 738 | if (!$isAlter) { |
| 739 | if ($halfProgress) { |
| 740 | $this->logger->progress(50 + ($queries_progress / 2)); |
| 741 | } else { |
| 742 | $this->logger->progress(75 + ($queries_progress / 4)); |
| 743 | } |
| 744 | } |
| 745 | |
| 746 | $match_output = []; |
| 747 | preg_match('/(.*)_(\d+)\_of\_(\d+)/', $filename, $match_output); // 1 (table name), 2 (part), 3 (total parts) |
| 748 | |
| 749 | $size = ""; |
| 750 | |
| 751 | if (file_exists($this->current_file)) { |
| 752 | $size = ", size: " . BMP::humanSize(filesize($this->current_file)); |
| 753 | } |
| 754 | |
| 755 | if (!$isAlter) { |
| 756 | if (sizeof($match_output) >= 3) { |
| 757 | |
| 758 | $this->logger->log("Finished " . $queries_so_far . "/" . $queries_total . " (" . $queries_progress . "%)" . " for " . $match_output[1] . " table (part: " . $match_output[2] . "/" . $match_output[3] . $size . ").", 'INFO'); |
| 759 | |
| 760 | } else { |
| 761 | |
| 762 | $this->logger->log("Finished " . $queries_so_far . "/" . $queries_total . " (" . $queries_progress . "%)" . " for " . $filename . " table (part: dynamic)", 'INFO'); |
| 763 | |
| 764 | } |
| 765 | } |
| 766 | |
| 767 | } |
| 768 | |
| 769 | } |
| 770 | |
| 771 | /** |
| 772 | * load_file_list - Loads files to restore |
| 773 | * |
| 774 | * @return {array} list list of restorable files |
| 775 | */ |
| 776 | private function load_file_list() { |
| 777 | |
| 778 | $files = scandir($this->storage); |
| 779 | foreach ($files as $index => $filename) { |
| 780 | |
| 781 | if (in_array($filename, ['.', '..'])) continue; |
| 782 | |
| 783 | $filePath = $this->storage . DIRECTORY_SEPARATOR . $filename; |
| 784 | if (is_dir($filePath)) { |
| 785 | |
| 786 | $splitedFiles = scandir($filePath); |
| 787 | foreach ($splitedFiles as $splitedIndex => $splitedFilename) { |
| 788 | |
| 789 | if (in_array($splitedFilename, ['.', '..', 'bmi_converted_completed_tables'])) continue; |
| 790 | if (substr($splitedFilename, -4) != '.sql') continue; |
| 791 | |
| 792 | $this->files[] = $this->storage . DIRECTORY_SEPARATOR . $filename . DIRECTORY_SEPARATOR . $splitedFilename; |
| 793 | |
| 794 | } |
| 795 | |
| 796 | continue; |
| 797 | |
| 798 | } |
| 799 | |
| 800 | if (substr($filename, -4) != '.sql') continue; |
| 801 | $this->files[] = $this->storage . DIRECTORY_SEPARATOR . $filename; |
| 802 | |
| 803 | } |
| 804 | |
| 805 | $this->sortFiles(); |
| 806 | |
| 807 | return $this->files; |
| 808 | |
| 809 | } |
| 810 | |
| 811 | private function sortFiles() { |
| 812 | |
| 813 | $files = $this->files; |
| 814 | |
| 815 | $tmp_files = []; |
| 816 | for ($i = 0; $i < sizeof($files); ++$i) { |
| 817 | |
| 818 | $file = $files[$i]; |
| 819 | |
| 820 | $name = []; |
| 821 | preg_match('/^(.*)\.sql$/', basename($file), $name); // 1 |
| 822 | |
| 823 | $order = []; |
| 824 | $name = $name[1]; |
| 825 | preg_match('/^(.*)\_((\d+)\_of\_(\d+))$/', $name, $order); // 1, 3, 4 |
| 826 | |
| 827 | $tablename = $name; |
| 828 | |
| 829 | if (sizeof($order) >= 3) { |
| 830 | $tablename = $order[1]; |
| 831 | } |
| 832 | |
| 833 | if (!isset($tmp_files[$tablename])) { |
| 834 | $tmp_files[$tablename] = []; |
| 835 | } |
| 836 | |
| 837 | $tmp_files[$tablename][] = $file; |
| 838 | |
| 839 | } |
| 840 | |
| 841 | ksort($tmp_files); |
| 842 | $files = []; |
| 843 | |
| 844 | foreach ($tmp_files as $table => $sqlfiles) { |
| 845 | |
| 846 | usort($sqlfiles, function ($a, $b) { |
| 847 | |
| 848 | $nameA = []; |
| 849 | preg_match('/^(.*)\.sql$/', basename($a), $nameA); // 1 |
| 850 | |
| 851 | $nameB = []; |
| 852 | preg_match('/^(.*)\.sql$/', basename($b), $nameB); // 1 |
| 853 | |
| 854 | $nameA = $nameA[1]; |
| 855 | $nameB = $nameB[1]; |
| 856 | |
| 857 | $orderA = []; |
| 858 | preg_match('/^(.*)\_((\d+)\_of\_(\d+))$/', $nameA, $orderA); // 1, 3, 4 |
| 859 | |
| 860 | $orderB = []; |
| 861 | preg_match('/^(.*)\_((\d+)\_of\_(\d+))$/', $nameB, $orderB); // 1, 3, 4 |
| 862 | |
| 863 | if (sizeof($orderA) >= 3 && sizeof($orderB) >= 3) { |
| 864 | |
| 865 | if (intval($orderA[3]) > intval($orderB[3])) { |
| 866 | |
| 867 | return 1; |
| 868 | |
| 869 | } else if (intval($orderA[3]) < intval($orderB[3])) { |
| 870 | |
| 871 | return -1; |
| 872 | |
| 873 | } else { |
| 874 | |
| 875 | return 0; |
| 876 | |
| 877 | } |
| 878 | |
| 879 | } else { |
| 880 | |
| 881 | return 1; |
| 882 | |
| 883 | } |
| 884 | |
| 885 | }); |
| 886 | |
| 887 | for ($i = 0; $i < sizeof($sqlfiles); ++$i) { |
| 888 | |
| 889 | $files[] = $sqlfiles[$i]; |
| 890 | |
| 891 | } |
| 892 | |
| 893 | } |
| 894 | |
| 895 | unset($tmp_files); |
| 896 | |
| 897 | $this->files = $files; |
| 898 | return $this->files; |
| 899 | |
| 900 | } |
| 901 | |
| 902 | /** |
| 903 | * is_valid_serialized - Checks if string is serialized and if it's valid serialization |
| 904 | * |
| 905 | * @param {mixed} $data = '' Maybe serialized string |
| 906 | * @return {array} If the results is valid, if comma was removed, if quotes were removed |
| 907 | */ |
| 908 | private function is_valid_serialized(&$data = '', $sql = true) { |
| 909 | |
| 910 | $commaRemoved = false; |
| 911 | $quotesRemoved = false; |
| 912 | |
| 913 | if ($sql) { |
| 914 | |
| 915 | $length = strlen($data); |
| 916 | $is_last = $data[$length - 1] == "," ? false : true; |
| 917 | |
| 918 | if (!$is_last) { |
| 919 | |
| 920 | $commaRemoved = true; |
| 921 | $data = substr($data, 0, -1); |
| 922 | |
| 923 | } |
| 924 | |
| 925 | } |
| 926 | |
| 927 | if (is_numeric($data)) { |
| 928 | |
| 929 | if ($commaRemoved) $data .= ','; |
| 930 | return ['valid' => false, 'comma' => false, 'quotes' => false]; |
| 931 | |
| 932 | } |
| 933 | |
| 934 | if (!is_string($data)) { |
| 935 | |
| 936 | if ($commaRemoved) $data .= ','; |
| 937 | return ['valid' => false, 'comma' => false, 'quotes' => false]; |
| 938 | |
| 939 | } |
| 940 | |
| 941 | if (!$data) { |
| 942 | |
| 943 | if ($commaRemoved) $data .= ','; |
| 944 | return ['valid' => false, 'comma' => false, 'quotes' => false]; |
| 945 | |
| 946 | } |
| 947 | |
| 948 | if ($data[0] == "'") { |
| 949 | |
| 950 | $quotesRemoved = true; |
| 951 | $data = trim($data, "'"); |
| 952 | |
| 953 | } |
| 954 | |
| 955 | if (is_serialized($data)) { |
| 956 | |
| 957 | $data = preg_replace('!s:(\d+):"(.*?)";!e', "'s:'.strlen('$2').':\"$2\";'", $data); |
| 958 | $unserialized = @unserialize($data, ['allowed_classes' => false]); |
| 959 | |
| 960 | } else { |
| 961 | |
| 962 | $unserialized = false; |
| 963 | |
| 964 | } |
| 965 | |
| 966 | $is_valid = ($data == 'b:0;' || ($unserialized !== false)) ? true : false; |
| 967 | |
| 968 | if (!$is_valid) { |
| 969 | |
| 970 | if ($quotesRemoved) { |
| 971 | $data = $this->wpdb->prepare('%s', $data); |
| 972 | } |
| 973 | |
| 974 | if ($commaRemoved) $data .= ','; |
| 975 | |
| 976 | } else { |
| 977 | |
| 978 | $data = $unserialized; |
| 979 | unset($unserialized); |
| 980 | |
| 981 | } |
| 982 | |
| 983 | return ['valid' => $is_valid, 'comma' => $commaRemoved, 'quotes' => $quotesRemoved]; |
| 984 | |
| 985 | } |
| 986 | |
| 987 | } |
| 988 |