class-thelib-array.php
5 years ago
class-thelib-core.php
5 years ago
class-thelib-debug.php
5 years ago
class-thelib-html.php
5 years ago
class-thelib-net.php
5 years ago
class-thelib-session.php
5 years ago
class-thelib-ui.php
5 years ago
class-thelib-updates.php
5 years ago
class-thelib.php
5 years ago
class-thelib-updates.php
664 lines
| 1 | <?php |
| 2 | /** |
| 3 | * The Queued Update component. |
| 4 | * |
| 5 | * This component makes it saver to perform plugin updates via code, e.g. when |
| 6 | * database keys need to be changed when updating a plugin. |
| 7 | * |
| 8 | * First all updates are added to the update-queue and only when all updates are |
| 9 | * prepared the queue is executed! This decreases the risk of being stuck with |
| 10 | * an unknown database state when an error happens during the preparation. |
| 11 | * |
| 12 | * @since 1.1.4 |
| 13 | * @example inc/class-thelib-updates.php 20 11 Demo workflow. |
| 14 | */ |
| 15 | class TheLib_Updates extends TheLib { |
| 16 | /* |
| 17 | Example: |
| 18 | |
| 19 | // make sure the queue is empty |
| 20 | lib3()->updates->clear(); |
| 21 | |
| 22 | // Enqueue some updates |
| 23 | lib3()->updates->add( 'update_post_meta', 123, 'key', 'new-value' ); |
| 24 | $the_post = get_post( 123 ); |
| 25 | $the_post['post_type'] = 'new_type'; |
| 26 | lib3()->updates->add( 'update_post', $the_post ); |
| 27 | |
| 28 | // Execute the changes |
| 29 | lib3()->updates->execute(); |
| 30 | */ |
| 31 | |
| 32 | /** |
| 33 | * A list of all transaction commands that are queued up already |
| 34 | * |
| 35 | * @since 1.1.4 |
| 36 | * @internal |
| 37 | * |
| 38 | * @type array |
| 39 | */ |
| 40 | protected $commands = array(); |
| 41 | |
| 42 | /** |
| 43 | * Holds the last error message if something goes wrong during execution. |
| 44 | * |
| 45 | * @since 1.1.4 |
| 46 | * @internal |
| 47 | * |
| 48 | * @var Exception|false |
| 49 | */ |
| 50 | protected $error = false; |
| 51 | |
| 52 | /** |
| 53 | * The plugin name. Used to log data in the uploads directory. |
| 54 | * @see write_to_file() |
| 55 | * |
| 56 | * @since 2.0.0 |
| 57 | * @internal |
| 58 | * |
| 59 | * @type string |
| 60 | */ |
| 61 | protected $plugin = ''; |
| 62 | |
| 63 | /** |
| 64 | * Clears all commands from the transaction queue. |
| 65 | * |
| 66 | * This should always be used before starting an update to guarantee that |
| 67 | * we start at a known (= empty) state. |
| 68 | * |
| 69 | * @since 1.1.4 |
| 70 | * @api |
| 71 | */ |
| 72 | public function clear() { |
| 73 | $this->commands = array(); |
| 74 | $this->error = false; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Adds a command to the transaction queue. |
| 79 | * |
| 80 | * We use this workflow to first collect all update-statements before |
| 81 | * the first update is actually written to database. |
| 82 | * This way we have opportunity to parse all available data and not end |
| 83 | * with inconsistent data when there is an error somehwere during upgrading. |
| 84 | * |
| 85 | * @since 1.1.4 |
| 86 | * @api |
| 87 | * |
| 88 | * @param callable $command The command to execute. |
| 89 | * @param mixed $args Optional. All params that come after $command will be |
| 90 | * passed as function parameters to that function. |
| 91 | */ |
| 92 | public function add( $command ) { |
| 93 | $this->commands[] = func_get_args(); |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Executes each command that is in the transaction queue. |
| 98 | * |
| 99 | * Each command that was executed without an error will be removed from the |
| 100 | * queue. All commands are executed in the same sequence as they were added. |
| 101 | * |
| 102 | * @since 1.1.4 |
| 103 | * @api |
| 104 | */ |
| 105 | public function execute() { |
| 106 | $this->error = false; |
| 107 | |
| 108 | foreach ( $this->commands as $key => $transaction ) { |
| 109 | $done = false; |
| 110 | $log_line = ''; |
| 111 | |
| 112 | if ( count( $transaction ) < 1 ) { |
| 113 | $done = false; |
| 114 | } elseif ( ! is_callable( $transaction[0] ) ) { |
| 115 | $done = false; |
| 116 | } else { |
| 117 | $func = array_shift( $transaction ); |
| 118 | |
| 119 | if ( is_array( $func ) ) { |
| 120 | if ( is_object( $func[0] ) ) { |
| 121 | $log_line = get_class( $func[0] ) . '->'; |
| 122 | } elseif ( is_scalar( $func[0] ) ) { |
| 123 | $log_line = $func[0] . '::'; |
| 124 | } |
| 125 | if ( is_scalar( $func[1] ) ) { |
| 126 | $log_line .= $func[1]; |
| 127 | } |
| 128 | } else { |
| 129 | $log_line = $func; |
| 130 | } |
| 131 | $log_line .= '(' . json_encode( $transaction ) . ')'; |
| 132 | |
| 133 | try { |
| 134 | call_user_func_array( $func, $transaction ); |
| 135 | $done = true; |
| 136 | } catch( Exception $ex ) { |
| 137 | $this->set_error( $ex, $func ); |
| 138 | return false; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | if ( $done ) { |
| 143 | $this->log_action( $log_line ); |
| 144 | unset( $this->commands[$key] ); |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | return true; |
| 149 | } |
| 150 | |
| 151 | /** |
| 152 | * Saves error details if a command fails during execution. |
| 153 | * Only one error can be saved. |
| 154 | * |
| 155 | * @since 1.1.0 |
| 156 | * @internal |
| 157 | * |
| 158 | * @param Exception $exception The error that was raised. |
| 159 | * @param array $command The command that was executed. |
| 160 | */ |
| 161 | protected function set_error( $exception, $command ) { |
| 162 | $this->error = $exception; |
| 163 | $this->error->command = $command; |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Returns the last error and resets the error-flag. |
| 168 | * |
| 169 | * @since 1.1.4 |
| 170 | * @api |
| 171 | * |
| 172 | * @return Exception|false The error object |
| 173 | */ |
| 174 | public function last_error() { |
| 175 | $error = $this->error; |
| 176 | $this->error = false; |
| 177 | |
| 178 | return $error; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Debug function that will display the contents of the current queue. |
| 183 | * |
| 184 | * @since 1.1.4 |
| 185 | */ |
| 186 | public function debug() { |
| 187 | self::$core->debug->dump( $this->commands ); |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * Sets the plugin name (i.e. the sub-folder for the write_to_file function) |
| 192 | * |
| 193 | * @since 2.0.0 |
| 194 | * @api |
| 195 | * |
| 196 | * @param string $name The plugin name, must be a valid folder name. |
| 197 | */ |
| 198 | public function plugin( $name ) { |
| 199 | $this->plugin = sanitize_html_class( $name ); |
| 200 | } |
| 201 | |
| 202 | /** |
| 203 | * Writes data to a file in the uploads directory. |
| 204 | * |
| 205 | * @since 2.0.0 |
| 206 | * @internal |
| 207 | * |
| 208 | * @param string $name Snapshot name, used as file-name. |
| 209 | * @param string $ext File extension. |
| 210 | * @param string $data Data to write into the file. |
| 211 | * @param bool $silent_fail See $this->snapshot() |
| 212 | * |
| 213 | * @return string|false The filename that was created. False on failure. |
| 214 | */ |
| 215 | private function write_to_file( $file, $ext, $data, $silent_fail = false ) { |
| 216 | // Find the uploads-folder. |
| 217 | $upload = wp_upload_dir(); |
| 218 | |
| 219 | if ( false !== $upload['error'] ) { |
| 220 | return $this->write_file_failed( |
| 221 | $silent_fail, |
| 222 | 1, |
| 223 | $upload['error'] |
| 224 | ); |
| 225 | } |
| 226 | |
| 227 | // Create the Snapshot sub-folder. |
| 228 | if ( empty( $this->plugin ) ) { |
| 229 | $this->plugin( 'wpmudev-plugin' ); |
| 230 | } |
| 231 | $target = trailingslashit( $upload['basedir'] ) . $this->plugin . '/'; |
| 232 | |
| 233 | if ( ! is_dir( $target ) ) { |
| 234 | mkdir( $target ); |
| 235 | } |
| 236 | |
| 237 | if ( ! is_dir( $target ) ) { |
| 238 | return $this->write_file_failed( |
| 239 | $silent_fail, |
| 240 | 2, |
| 241 | 'Could not create sub-directory ' . $target |
| 242 | ); |
| 243 | } |
| 244 | |
| 245 | // Create the empty snapshot file. |
| 246 | $filename = sanitize_html_class( $file ); |
| 247 | $filename .= '-' . date( 'Ymd-His' ); |
| 248 | $ext = '.' . $ext; |
| 249 | $i = ''; |
| 250 | $sep = ''; |
| 251 | |
| 252 | while ( file_exists( $target . $filename . $sep . $i . $ext ) ) { |
| 253 | if ( empty( $i ) ) { $i = 1; } |
| 254 | else { $i += 1; } |
| 255 | $sep = '-'; |
| 256 | } |
| 257 | $filename = $target . $filename . $sep . $i . $ext; |
| 258 | |
| 259 | file_put_contents( $filename, '' ); |
| 260 | |
| 261 | if ( ! file_exists( $filename ) ) { |
| 262 | return $this->write_file_failed( |
| 263 | $silent_fail, |
| 264 | 3, |
| 265 | 'Could not create file ' . $filename |
| 266 | ); |
| 267 | } |
| 268 | |
| 269 | // Write data to file. |
| 270 | file_put_contents( $filename, $data ); |
| 271 | |
| 272 | return $filename; |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * Reads data from a file in the uploads directory. |
| 277 | * |
| 278 | * @since 2.0.0 |
| 279 | * @internal |
| 280 | * |
| 281 | * @param string $name Snapshot name, used as file-name. |
| 282 | * @return string The file contents as string. |
| 283 | */ |
| 284 | private function read_from_file( $file ) { |
| 285 | // Find the uploads-folder. |
| 286 | $upload = wp_upload_dir(); |
| 287 | |
| 288 | if ( false !== $upload['error'] ) { |
| 289 | return ''; |
| 290 | } |
| 291 | |
| 292 | // Build the full file name. |
| 293 | if ( empty( $this->plugin ) ) { |
| 294 | $this->plugin( 'wpmudev-plugin' ); |
| 295 | } |
| 296 | $target = trailingslashit( $upload['basedir'] ) . $this->plugin . '/'; |
| 297 | |
| 298 | if ( ! is_dir( $target ) ) { |
| 299 | return ''; |
| 300 | } |
| 301 | |
| 302 | $filename = $target . $file; |
| 303 | |
| 304 | if ( ! is_file( $filename ) ) { |
| 305 | return ''; |
| 306 | } |
| 307 | |
| 308 | $data = file_get_contents( $filename ); |
| 309 | |
| 310 | return $data; |
| 311 | } |
| 312 | |
| 313 | /** |
| 314 | * Returns a list with all backup files in the plugins upload folder. |
| 315 | * |
| 316 | * @since 2.0.0 |
| 317 | * @api |
| 318 | * |
| 319 | * @param string $ext File extension to include. Empty means all files. |
| 320 | * Only specify extension, without the dot (e.g. 'txt') |
| 321 | * @return array List of filenames (only file name without path) |
| 322 | */ |
| 323 | public function list_files( $ext = '' ) { |
| 324 | $res = array(); |
| 325 | |
| 326 | // Find the uploads-folder. |
| 327 | $upload = wp_upload_dir(); |
| 328 | |
| 329 | if ( false !== $upload['error'] ) { |
| 330 | return $res; |
| 331 | } |
| 332 | |
| 333 | // Build the full file name. |
| 334 | if ( empty( $this->plugin ) ) { |
| 335 | $this->plugin( 'wpmudev-plugin' ); |
| 336 | } |
| 337 | $target = trailingslashit( $upload['basedir'] ) . $this->plugin . '/'; |
| 338 | |
| 339 | if ( ! is_dir( $target ) ) { |
| 340 | return $res; |
| 341 | } |
| 342 | |
| 343 | if ( empty( $ext ) ) { |
| 344 | $ext = '*'; |
| 345 | } |
| 346 | |
| 347 | $pattern = $target . '*.' . $ext; |
| 348 | $res = glob( $pattern ); |
| 349 | foreach ( $res as $key => $path ) { |
| 350 | $res[$key] = str_replace( $target, '', $path ); |
| 351 | } |
| 352 | |
| 353 | return $res; |
| 354 | } |
| 355 | |
| 356 | /** |
| 357 | * Saves a snapshot of certain database values to the uploads directory. |
| 358 | * |
| 359 | * @since 2.0.0 |
| 360 | * @api |
| 361 | * |
| 362 | * @param string $name Snapshot name, used as file-name. |
| 363 | * @param array $data_list { |
| 364 | * List of db-items to backup. |
| 365 | * |
| 366 | * @options .. array of option keys |
| 367 | * @posts .. array of post_ids |
| 368 | * } |
| 369 | * @param bool $silent_fail If set to false then failure will be silent. |
| 370 | * Otherwise the script will wp_die() on failure (default) |
| 371 | */ |
| 372 | public function log_action( $data, $silent_fail = false ) { |
| 373 | static $Logfile = null; |
| 374 | |
| 375 | $data .= "\n-----\n"; |
| 376 | if ( null === $Logfile ) { |
| 377 | $Logfile = $this->write_to_file( 'update_log', 'log', $data, $silent_fail ); |
| 378 | } else { |
| 379 | file_put_contents( $Logfile, $data, FILE_APPEND ); |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | /** |
| 384 | * Saves a snapshot of certain database values to the uploads directory. |
| 385 | * |
| 386 | * CAREFUL! THIS FUNCTION CAN CAUSE MEMORY ISSUES IF THE $data_list IS TOO |
| 387 | * LARGE. |
| 388 | * FUNCTION IS STILL EXPERIMENTAL. |
| 389 | * |
| 390 | * @since 2.0.0 |
| 391 | * @api |
| 392 | * |
| 393 | * @param string $name Snapshot name, used as file-name. |
| 394 | * @param array $data_list { |
| 395 | * List of db-items to backup. |
| 396 | * |
| 397 | * @options .. array of option keys |
| 398 | * @posts .. array of post_ids |
| 399 | * } |
| 400 | * @param bool $silent_fail If set to false then failure will be silent. |
| 401 | * Otherwise the script will wp_die() on failure (default) |
| 402 | */ |
| 403 | public function snapshot( $name, $data_list, $silent_fail = false ) { |
| 404 | // Collect data from the DB that was specified by the user. |
| 405 | $data = $this->snapshot_collect( $data_list ); |
| 406 | |
| 407 | /* |
| 408 | * Data is serialized using json_encode. |
| 409 | * While is method is slightly slowe then phps `serialize` the output |
| 410 | * string is about 30% smaller, resulting in smaller backup files... |
| 411 | * |
| 412 | * http://techblog.procurios.nl/k/618/news/view/34972/14863/cache-a-large-array-json-serialize-or-var_export.html |
| 413 | */ |
| 414 | $data = json_encode( $data ); |
| 415 | |
| 416 | $this->write_to_file( $name, 'json', $data, $silent_fail ); |
| 417 | } |
| 418 | |
| 419 | /** |
| 420 | * Displays an error message (Snapshot failed) and then die() |
| 421 | * |
| 422 | * @since 2.0.0 |
| 423 | * @internal |
| 424 | * |
| 425 | * @param bool $silent_fail See $this->snapshot() |
| 426 | * @param string $err_code An error-code to display. |
| 427 | * @param string $error The full error message. |
| 428 | */ |
| 429 | private function write_file_failed( $silent_fail, $err_code, $error = '' ) { |
| 430 | if ( $silent_fail ) { return false; } |
| 431 | |
| 432 | if ( empty( $this->plugin ) ) { |
| 433 | $this->plugin( 'wpmudev-plugin' ); |
| 434 | } |
| 435 | |
| 436 | $msg = sprintf( |
| 437 | '<b>Abborting update of %s!</b> '. |
| 438 | 'Could not create a restore-point [%s]<br />%s', |
| 439 | ucwords( $this->plugin ), |
| 440 | $err_code, |
| 441 | $error |
| 442 | ); |
| 443 | |
| 444 | wp_die( $msg ); |
| 445 | } |
| 446 | |
| 447 | /** |
| 448 | * Collects data from the current sites DB and returns a structured object. |
| 449 | * |
| 450 | * @since 2.0.0 |
| 451 | * @internal |
| 452 | * |
| 453 | * @param array $data_list See $this->snapshot() |
| 454 | */ |
| 455 | private function snapshot_collect( $data_list ) { |
| 456 | $dump = (object) array(); |
| 457 | |
| 458 | // Options. |
| 459 | $dump->options = array(); |
| 460 | if ( isset( $data_list->options ) |
| 461 | && is_array( $data_list->options ) |
| 462 | ) { |
| 463 | foreach ( $data_list->options as $option ) { |
| 464 | $dump->options[$option] = get_option( $option ); |
| 465 | } |
| 466 | } |
| 467 | |
| 468 | // Posts and Post-Meta |
| 469 | $dump->posts = array(); |
| 470 | $dump->postmeta = array(); |
| 471 | if ( isset( $data_list->posts ) |
| 472 | && is_array( $data_list->posts ) |
| 473 | ) { |
| 474 | foreach ( $data_list->posts as $id ) { |
| 475 | $post = get_post( $id ); |
| 476 | $meta = get_post_meta( $id ); |
| 477 | |
| 478 | // Flatten the meta values. |
| 479 | foreach ( $meta as $key => $values ) { |
| 480 | if ( is_array( $values ) && isset( $values[0] ) ) { |
| 481 | $meta[ $key ] = $values[0]; |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | // Append the data to the dump. |
| 486 | if ( ! isset( $dump->posts[$post->post_type] ) ) { |
| 487 | $dump->posts[$post->post_type] = array(); |
| 488 | $dump->postmeta[$post->post_type] = array(); |
| 489 | } |
| 490 | $dump->posts[$post->post_type][$post->ID] = $post; |
| 491 | $dump->postmeta[$post->post_type][$post->ID] = $meta; |
| 492 | } |
| 493 | } |
| 494 | |
| 495 | return $dump; |
| 496 | } |
| 497 | |
| 498 | /** |
| 499 | * Restores a saved snapshot. |
| 500 | * |
| 501 | * We're using a lot of SQL queries here to get as much performance as |
| 502 | * possible. Using functions like wp_set_option() takes much longer than |
| 503 | * a direct SQL query. |
| 504 | * |
| 505 | * NOTE THAT THIS FUNCTION IS FOR DEVELOPMENT AND DEBUGGING. IT MIGHT CAUSE |
| 506 | * MEMORY ISSUES FOR LARGE SNAPSHOTS OR EVEN BREAK THINGS. |
| 507 | * FUNCTION IS STILL EXPERIMENTAL. |
| 508 | * |
| 509 | * @since 2.0.0 |
| 510 | * @api |
| 511 | * |
| 512 | * @param string $snapshot Exact filename of the snapshot, including ext. |
| 513 | * @return bool True, if the restore-process was successful |
| 514 | */ |
| 515 | public function restore( $snapshot ) { |
| 516 | global $wpdb; |
| 517 | |
| 518 | // Get the contents of the snapshot file. |
| 519 | $data = $this->read_from_file( $snapshot ); |
| 520 | if ( empty( $data ) ) { |
| 521 | return false; |
| 522 | } |
| 523 | |
| 524 | // Decode the snapshot data to an PHP object. |
| 525 | $data = json_decode( $data, true ); |
| 526 | if ( empty( $data ) ) { |
| 527 | return false; |
| 528 | } |
| 529 | |
| 530 | // The restore-process is handled as execution transaction. |
| 531 | $this->clear(); |
| 532 | |
| 533 | // Options |
| 534 | if ( ! empty( $data['options'] ) && is_array( $data['options'] ) ) { |
| 535 | $sql_delete = "DELETE FROM {$wpdb->options} WHERE option_name IN "; |
| 536 | $sql_idlist = array(); |
| 537 | $sql_insert = "INSERT INTO {$wpdb->options} (option_name, option_value) VALUES "; |
| 538 | $sql_values = array(); |
| 539 | |
| 540 | foreach ( $data['options'] as $key => $value ) { |
| 541 | $sql_idlist[] = $wpdb->prepare( '%s', $key ); |
| 542 | $sql_values[] = $wpdb->prepare( '(%s,%s)', $key, maybe_serialize( $value ) ); |
| 543 | } |
| 544 | |
| 545 | if ( ! empty( $sql_values ) ) { |
| 546 | $this->add( $sql_delete . '(' . implode( ',', $sql_idlist ) . ')' ); |
| 547 | $this->add( $sql_insert . implode( ",\n", $sql_values ) ); |
| 548 | } |
| 549 | } |
| 550 | |
| 551 | // Posts |
| 552 | if ( ! empty( $data['posts'] ) && is_array( $data['posts'] ) ) { |
| 553 | foreach ( $data['posts'] as $posttype => $items ) { |
| 554 | $sql_delete_post = "DELETE FROM {$wpdb->posts} WHERE ID IN "; |
| 555 | $sql_delete_meta = "DELETE FROM {$wpdb->postmeta} WHERE post_id IN "; |
| 556 | $sql_idlist = array(); |
| 557 | $sql_insert = "INSERT INTO {$wpdb->posts} (ID, post_author, post_date, post_date_gmt, post_content, post_title, post_excerpt, post_status, comment_status, ping_status, post_password, post_name, to_ping, pinged, post_modified, post_modified_gmt, post_content_filtered, post_parent, guid, menu_order, post_type, post_mime_type, comment_count) VALUES "; |
| 558 | $sql_values = array(); |
| 559 | |
| 560 | foreach ( $items as $id => $post ) { |
| 561 | self::$core->array->equip( |
| 562 | $post, |
| 563 | 'post_author', |
| 564 | 'post_date', |
| 565 | 'post_date_gmt', |
| 566 | 'post_content', |
| 567 | 'post_title', |
| 568 | 'post_excerpt', |
| 569 | 'post_status', |
| 570 | 'comment_status', |
| 571 | 'ping_status', |
| 572 | 'post_password', |
| 573 | 'post_name', |
| 574 | 'to_ping', |
| 575 | 'pinged', |
| 576 | 'post_modified', |
| 577 | 'post_modified_gmt', |
| 578 | 'post_content_filtered', |
| 579 | 'post_parent', |
| 580 | 'guid', |
| 581 | 'menu_order', |
| 582 | 'post_type', |
| 583 | 'post_mime_type', |
| 584 | 'comment_count' |
| 585 | ); |
| 586 | $sql_idlist[] = $wpdb->prepare( '%s', $id ); |
| 587 | $sql_values[] = $wpdb->prepare( |
| 588 | '(%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)', |
| 589 | $id, |
| 590 | $post['post_author'], |
| 591 | $post['post_date'], |
| 592 | $post['post_date_gmt'], |
| 593 | $post['post_content'], |
| 594 | $post['post_title'], |
| 595 | $post['post_excerpt'], |
| 596 | $post['post_status'], |
| 597 | $post['comment_status'], |
| 598 | $post['ping_status'], |
| 599 | $post['post_password'], |
| 600 | $post['post_name'], |
| 601 | $post['to_ping'], |
| 602 | $post['pinged'], |
| 603 | $post['post_modified'], |
| 604 | $post['post_modified_gmt'], |
| 605 | $post['post_content_filtered'], |
| 606 | $post['post_parent'], |
| 607 | $post['guid'], |
| 608 | $post['menu_order'], |
| 609 | $post['post_type'], |
| 610 | $post['post_mime_type'], |
| 611 | $post['comment_count'] |
| 612 | ); |
| 613 | } |
| 614 | |
| 615 | while ( ! empty( $sql_idlist ) ) { |
| 616 | $values = array(); |
| 617 | for ( $i = 0; $i < 100; $i += 1 ) { |
| 618 | if ( empty( $sql_idlist ) ) { break; } |
| 619 | $values[] = array_shift( $sql_idlist ); |
| 620 | } |
| 621 | $this->add( $sql_delete_post . '(' . implode( ',', $values ) . ')' ); |
| 622 | $this->add( $sql_delete_meta . '(' . implode( ',', $values ) . ')' ); |
| 623 | } |
| 624 | while ( ! empty( $sql_values ) ) { |
| 625 | $values = array(); |
| 626 | for ( $i = 0; $i < 100; $i += 1 ) { |
| 627 | if ( empty( $sql_values ) ) { break; } |
| 628 | $values[] = array_shift( $sql_values ); |
| 629 | } |
| 630 | $this->add( $sql_insert . implode( ",\n", $values ) ); |
| 631 | } |
| 632 | } |
| 633 | } |
| 634 | |
| 635 | // Postmeta |
| 636 | if ( ! empty( $data['postmeta'] ) && is_array( $data['postmeta'] ) ) { |
| 637 | foreach ( $data['postmeta'] as $posttype => $items ) { |
| 638 | foreach ( $items as $id => $entries ) { |
| 639 | $sql_meta = "INSERT INTO {$wpdb->postmeta} (post_id,meta_key,meta_value) VALUES "; |
| 640 | $sql_values = array(); |
| 641 | |
| 642 | foreach ( $entries as $key => $value ) { |
| 643 | $sql_values[] = $wpdb->prepare( '(%s,%s,%s)', $id, $key, $value ); |
| 644 | } |
| 645 | |
| 646 | if ( ! empty( $sql_values ) ) { |
| 647 | $this->add( $sql_meta . implode( ",\n", $sql_values ) ); |
| 648 | } |
| 649 | } |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | // Run all scheduled queries |
| 654 | foreach ( $this->commands as $key => $params ) { |
| 655 | if ( ! isset( $params[0] ) ) { continue; } |
| 656 | $query = $params[0]; |
| 657 | |
| 658 | $res = $wpdb->query( $query ); |
| 659 | } |
| 660 | |
| 661 | return true; |
| 662 | } |
| 663 | |
| 664 | } |