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2563 lines
114 KiB
2563 lines
114 KiB
<?php
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if (!defined('UPDRAFTPLUS_DIR')) die('No direct access allowed');
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if (!class_exists('WP_Upgrader')) require_once(ABSPATH.'wp-admin/includes/class-wp-upgrader.php');
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class Updraft_Restorer extends WP_Upgrader {
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private $is_multisite;
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// This is just used so far for detecting whether we're on the second run for an entity or not.
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public $been_restored = array();
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private $tables_been_dropped = array();
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// Public: it is manipulated by the caller after the caller gets the object
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public $delete = false;
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private $created_by_version = false;
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// This one can be set externally, if the information is available
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public $ud_backup_is_multisite = -1;
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private $ud_backup_info;
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public $ud_foreign;
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// The default of false means "use the global $wpdb"
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private $wpdb_obj = false;
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private $line_last_logged = 0;
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private $our_siteurl;
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private $configuration_bundle;
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private $ajax_restore_auth_code;
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private $ud_restore_options;
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private $restore_this_site = array();
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private $restore_this_table = array();
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private $line = 0;
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private $statements_run = 0;
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private $use_wpdb = null;
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// Constants for use with the move_backup_in method
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// These can't be arbitrarily changed; there is legacy code doing bitwise operations and numerical comparisons, and possibly legacy code still using the values directly.
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const MOVEIN_OVERWRITE_NO_BACKUP = 0;
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const MOVEIN_MAKE_BACKUP_OF_EXISTING = 1;
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const MOVEIN_DO_NOTHING_IF_EXISTING = 2;
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const MOVEIN_COPY_IN_CONTENTS = 3;
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public function __construct($skin = null, $info = null, $shortinit = false, $restore_options = array()) {
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global $wpdb;
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$this->our_siteurl = untrailingslashit(site_url());
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// Line up a wpdb-like object
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if (!$this->use_wpdb()) {
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// We have our own extension which drops lots of the overhead on the query
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$wpdb_obj = new UpdraftPlus_WPDB(DB_USER, DB_PASSWORD, DB_NAME, DB_HOST);
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// Was that successful?
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if (!$wpdb_obj->is_mysql || !$wpdb_obj->ready) {
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$this->use_wpdb = true;
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} else {
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$this->wpdb_obj = $wpdb_obj;
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$this->mysql_dbh = $wpdb_obj->updraftplus_getdbh();
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$this->use_mysqli = $wpdb_obj->updraftplus_use_mysqli();
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}
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}
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if ($shortinit) return;
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$this->ud_backup_info = $info;
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do_action('updraftplus_restorer_restore_options', $restore_options);
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$this->ud_multisite_selective_restore = (is_array($restore_options) && !empty($restore_options['updraft_restore_ms_whichsites']) && $restore_options['updraft_restore_ms_whichsites'] > 0) ? $restore_options['updraft_restore_ms_whichsites'] : false;
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$this->ud_restore_options = $restore_options;
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$this->ud_foreign = empty($info['meta_foreign']) ? false : $info['meta_foreign'];
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if (isset($info['is_multisite'])) $this->ud_backup_is_multisite = $info['is_multisite'];
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if (isset($info['created_by_version'])) $this->created_by_version = $info['created_by_version'];
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add_filter('updraftplus_logline', array($this, 'updraftplus_logline'), 10, 5);
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parent::__construct($skin);
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$this->init();
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$this->backup_strings();
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$this->is_multisite = is_multisite();
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}
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/**
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* Get the wpdb-like object that we are using, if we are using one
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*
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* @return UpdraftPlus_WPDB|Boolean
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*/
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public function get_db_object() {
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return $this->wpdb_obj;
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}
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/**
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* Whether or not we must use the global $wpdb object for database queries.
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* That is to say: we *can* always use it. But we prefer to avoid the overhead since we are potentially doing very many queries.
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*
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* This is the getter. We have no use-case for a setter outside of this class, so we just set it directly.
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*
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* @return Boolean
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*/
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public function use_wpdb() {
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if (!is_bool($this->use_wpdb)) {
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global $wpdb;
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if (defined('UPDRAFTPLUS_USE_WPDB')) {
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$this->use_wpdb = (bool) UPDRAFTPLUS_USE_WPDB;
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} else {
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$this->use_wpdb = ((!function_exists('mysql_query') && !function_exists('mysqli_query')) || !$wpdb->is_mysql || !$wpdb->ready) ? true : false;
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}
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}
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return $this->use_wpdb;
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}
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public function ud_get_skin() {
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return $this->skin;
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}
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/**
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* Logs a line from the restore process, being called from UpdraftPlus::log(). Currently, this means adding it to the browser output log file and echoing it.
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* Hooks the WordPress filter updraftplus_logline
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* In future, this can get more sophisticated. For now, things are funnelled through here, giving the future possibility.
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*
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* @param String $line the line to be logged
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* @param String $nonce the job ID of the restore job
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* @param String $level the level of the log notice
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* @param String|Boolean $uniq_id a unique ID for the log if it should only be logged once; or false otherwise
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* @param String $destination the type of job ongoing. If it is not 'restore', then we will skip the logging.
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* @return The filtered value. If set to false, then UpdraftPlus::log() will stop processing the log line.
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*/
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public function updraftplus_logline($line, $nonce, $level, $uniq_id, $destination) {
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if ('restore' != $destination) return $line;
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global $updraftplus;
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static $logfile_handle;
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static $opened_log_time;
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if (empty($logfile_handle)) {
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$logfile_name = $updraftplus->backups_dir_location()."/log.$nonce-browser.txt";
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$logfile_handle = fopen($logfile_name, 'a');
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}
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if (!empty($logfile_handle)) {
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$rtime = microtime(true)-$updraftplus->job_time_ms;
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fwrite($logfile_handle, sprintf("%08.03f", round($rtime, 3))." (R) ".'['.$level.'] '.$line."\n");
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}
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if ('warning' == $destination || 'error' == $destination || $uniq_id) {
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$line = '<strong>'.htmlspecialchars($line).'</strong>';
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} else {
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$line = htmlspecialchars($line);
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}
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echo $line.'<br>';
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return false;
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}
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private function backup_strings() {
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$this->strings['not_possible'] = __('UpdraftPlus is not able to directly restore this kind of entity. It must be restored manually.', 'updraftplus');
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$this->strings['no_package'] = __('Backup file not available.', 'updraftplus');
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$this->strings['copy_failed'] = __('Copying this entity failed.', 'updraftplus');
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$this->strings['unpack_package'] = __('Unpacking backup...', 'updraftplus');
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$this->strings['decrypt_database'] = __('Decrypting database (can take a while)...', 'updraftplus');
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$this->strings['decrypted_database'] = __('Database successfully decrypted.', 'updraftplus');
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$this->strings['moving_old'] = __('Moving old data out of the way...', 'updraftplus');
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$this->strings['moving_backup'] = __('Moving unpacked backup into place...', 'updraftplus');
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$this->strings['restore_database'] = __('Restoring the database (on a large site this can take a long time - if it times out (which can happen if your web hosting company has configured your hosting to limit resources) then you should use a different method, such as phpMyAdmin)...', 'updraftplus');
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$this->strings['cleaning_up'] = __('Cleaning up rubbish...', 'updraftplus');
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$this->strings['old_move_failed'] = __('Could not move old files out of the way.', 'updraftplus').' '.__('You should check the file ownerships and permissions in your WordPress installation', 'updraftplus');
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$this->strings['old_delete_failed'] = __('Could not delete old directory.', 'updraftplus');
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$this->strings['new_move_failed'] = __('Could not move new files into place. Check your wp-content/upgrade folder.', 'updraftplus');
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$this->strings['move_failed'] = __('Could not move the files into place. Check your file permissions.', 'updraftplus');
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$this->strings['delete_failed'] = __('Failed to delete working directory after restoring.', 'updraftplus');
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$this->strings['multisite_error'] = __('You are running on WordPress multisite - but your backup is not of a multisite site.', 'updraftplus');
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$this->strings['unpack_failed'] = __('Failed to unpack the archive', 'updraftplus');
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}
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/**
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* This function is copied from class WP_Upgrader (WP 3.8 - no significant changes since 3.2 at least); we only had to fork it because it hard-codes using the basename of the zip file as its unpack directory; which can be long; and then combining that with long pathnames in the zip being unpacked can overflow a 256-character path limit (yes, they apparently still exist - amazing!)
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* Subsequently, we have also added the ability to unpack tarballs
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*
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* @param string $package specify package
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* @param boolean $delete_package check to delete package
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* @param string $type type of archieve e.g. db. THis can also be false
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* @return string
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*/
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private function unpack_package_archive($package, $delete_package = true, $type = false) {
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if (!empty($this->ud_foreign) && !empty($this->ud_foreign_working_dir) && $package == $this->ud_foreign_package) {
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if (is_dir($this->ud_foreign_working_dir)) {
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return $this->ud_foreign_working_dir;
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} else {
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global $updraftplus;
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$updraftplus->log('Previously unpacked directory seems to have disappeared; will unpack again');
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}
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}
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global $wp_filesystem, $updraftplus;
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$packsize = round(filesize($package)/1048576, 1).' Mb';
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$this->skin->feedback($this->strings['unpack_package'].' ('.basename($package).', '.$packsize.')');
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$upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/';
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// Clean up contents of upgrade directory beforehand.
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$upgrade_files = $wp_filesystem->dirlist($upgrade_folder);
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if (!empty($upgrade_files)) {
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foreach ($upgrade_files as $file)
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$wp_filesystem->delete($upgrade_folder . $file['name'], true);
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}
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// We need a working directory
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// This is the only change from the WP core version - minimise path length
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// $working_dir = $upgrade_folder . basename($package, '.zip');
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$working_dir = $upgrade_folder . substr(md5($package), 0, 8);
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// Clean up working directory
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if ($wp_filesystem->is_dir($working_dir))
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$wp_filesystem->delete($working_dir, true);
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// Unzip package to working directory
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if ('.zip' == strtolower(substr($package, -4, 4))) {
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$result = unzip_file($package, $working_dir);
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} elseif ('.tar' == strtolower(substr($package, -4, 4)) || '.tar.gz' == strtolower(substr($package, -7, 7)) || '.tar.bz2' == strtolower(substr($package, -8, 8))) {
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if (!class_exists('UpdraftPlus_Archive_Tar')) {
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if (false === strpos(get_include_path(), UPDRAFTPLUS_DIR.'/includes/PEAR')) set_include_path(UPDRAFTPLUS_DIR.'/includes/PEAR'.PATH_SEPARATOR.get_include_path());
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include_once(UPDRAFTPLUS_DIR.'/includes/PEAR/Archive/Tar.php');
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}
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$p_compress = null;
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if ('.tar.gz' == strtolower(substr($package, -7, 7))) {
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$p_compress = 'gz';
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} elseif ('.tar.bz2' == strtolower(substr($package, -8, 8))) {
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$p_compress = 'bz2';
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}
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// It's not pretty. But it works.
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if (is_a($wp_filesystem, 'WP_Filesystem_Direct')) {
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$extract_dir = $working_dir;
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} else {
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$updraft_dir = $updraftplus->backups_dir_location();
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if (!$updraftplus->really_is_writable($updraft_dir)) {
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$updraftplus->log_e("Backup directory (%s) is not writable, or does not exist.", $updraft_dir);
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$result = new WP_Error('unpack_failed', $this->strings['unpack_failed'], $tar->extract);
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} else {
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$extract_dir = $updraft_dir.'/'.basename($working_dir).'-old';
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if (file_exists($extract_dir)) $updraftplus->remove_local_directory($extract_dir);
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$updraftplus->log("Using a temporary folder to extract before moving over WPFS: $extract_dir");
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}
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}
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// Slightly hackish - rather than re-write Archive_Tar to use wp_filesystem, we instead unpack into the location that we already require to be directly writable for other reasons, and then move from there.
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if (empty($result)) {
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$this->ud_extract_count = 0;
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$this->ud_working_dir = trailingslashit($working_dir);
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$this->ud_extract_dir = untrailingslashit($extract_dir);
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$this->ud_made_dirs = array();
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add_filter('updraftplus_tar_wrote', array($this, 'tar_wrote'), 10, 2);
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$tar = new UpdraftPlus_Archive_Tar($package, $p_compress);
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$result = $tar->extract($extract_dir, false);
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if (!is_a($wp_filesystem, 'WP_Filesystem_Direct')) $updraftplus->remove_local_directory($extract_dir);
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if (true != $result) {
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$result = new WP_Error('unpack_failed', $this->strings['unpack_failed'], $result);
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} else {
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if (!is_a($wp_filesystem, 'WP_Filesystem_Direct')) {
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$updraftplus->log('Moved unpacked tarball contents');
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}
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}
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remove_filter('updraftplus_tar_wrote', array($this, 'tar_wrote'), 10, 2);
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}
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}
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// Once extracted, delete the package if required.
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if ($delete_package)
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unlink($package);
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if (is_wp_error($result)) {
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$wp_filesystem->delete($working_dir, true);
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if ('incompatible_archive' == $result->get_error_code()) {
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return new WP_Error('incompatible_archive', $this->strings['incompatible_archive'], $result->get_error_data());
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}
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return $result;
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}
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if (!empty($this->ud_foreign)) {
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$this->ud_foreign_working_dir = $working_dir;
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$this->ud_foreign_package = $package;
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// Zip containing an SQL file. We try a default pattern.
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if ('db' === $type) {
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$basepack = basename($package, '.zip');
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if ($wp_filesystem->exists($working_dir.'/'.$basepack.'.sql')) {
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$wp_filesystem->move($working_dir.'/'.$basepack.'.sql', $working_dir . "/backup.db", true);
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$updraftplus->log("Moving database file $basepack.sql to backup.db");
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}
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}
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}
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return $working_dir;
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}
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public function tar_wrote($result, $file) {
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if (0 !== strpos($file, $this->ud_extract_dir)) return false;
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global $wp_filesystem, $updraftplus;
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if (!is_a($wp_filesystem, 'WP_Filesystem_Direct')) {
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$modint = 100;
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$leaf = substr($file, strlen($this->ud_extract_dir));
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$dirname = dirname($leaf);
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$need_dirs = explode('/', $dirname);
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if (empty($this->ud_made_dirs[$dirname])) {
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$cdir = '';
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foreach ($need_dirs as $ndir) {
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$cdir .= ($cdir) ? '/'.$ndir : $ndir;
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if (empty($this->ud_made_dirs[$cdir])) {
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if (!$wp_filesystem->mkdir($this->ud_working_dir.$cdir, FS_CHMOD_DIR) && !$wp_filesystem->is_dir($this->ud_working_dir.$cdir)) {
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$updraftplus->log("Failed to create WPFS directory: ".$this->ud_working_dir.$cdir);
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return false;
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} else {
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$this->ud_made_dirs[$cdir] = true;
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}
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}
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}
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}
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$put = $wp_filesystem->put_contents($this->ud_working_dir.$leaf, file_get_contents($file));
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if (is_wp_error($put)) $updraftplus->log_wp_error($put);
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@unlink($file);
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} else {
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$modint = 500;
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$put = true;
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}
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if ($put) {
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$this->ud_extract_count++;
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if (0 == $this->ud_extract_count % $modint) {
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$updraftplus->log_e("%s files have been extracted", $this->ud_extract_count);
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}
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}
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return (true == $put);
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}
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// This returns a wp_filesystem location (and we musn't change that, as we must retain compatibility with the class parent)
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/**
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* This returns a wp_filesystem location (and we musn't change that, as we must retain compatibility with the class parent)
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* along with unpacking the encrypted db file and checking its contents before going off and restoring the Db
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*
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* @param string $package The file name of the encrypted File
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* @param boolean $delete_package the file can be removed before going off to the restore stage (this is just incase the user dont want to proceed)
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* @param boolean $type Check if the type is true or false
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* @return string Returns success or Fail depending on errors and restors DB
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*/
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public function unpack_package($package, $delete_package = true, $type = false) {
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global $wp_filesystem, $updraftplus;
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$updraft_dir = $updraftplus->backups_dir_location();
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// If not database, then it is a zip - unpack in the usual way
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if (!preg_match('/-db(\.gz(\.crypt)?)?$/i', $package) && !preg_match('/\.sql(\.gz|\.bz2)?$/i', $package)) return $this->unpack_package_archive($updraft_dir.'/'.$package, $delete_package, $type);
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$backup_dir = $wp_filesystem->find_folder($updraft_dir);
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// Unpack a database. The general shape of the following is copied from class-wp-upgrader.php
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@set_time_limit(1800);
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$packsize = round(filesize($backup_dir.$package)/1048576, 1).' Mb';
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$this->skin->feedback($this->strings['unpack_package'].' ('.basename($package).', '.$packsize.')');
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$upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/';
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@$wp_filesystem->mkdir($upgrade_folder, octdec($this->calculate_additive_chmod_oct(FS_CHMOD_DIR, 0775)));
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// Clean up contents of upgrade directory beforehand.
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$upgrade_files = $wp_filesystem->dirlist($upgrade_folder);
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if (!empty($upgrade_files)) {
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foreach ($upgrade_files as $file)
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$wp_filesystem->delete($upgrade_folder.$file['name'], true);
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}
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// We need a working directory
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$working_dir = $upgrade_folder . basename($package, '.crypt');
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// $working_dir_localpath = WP_CONTENT_DIR.'/upgrade/'. basename($package, '.crypt');
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// Clean up working directory
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if ($wp_filesystem->is_dir($working_dir)) $wp_filesystem->delete($working_dir, true);
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if (!$wp_filesystem->mkdir($working_dir, octdec($this->calculate_additive_chmod_oct(FS_CHMOD_DIR, 0775)))) return new WP_Error('mkdir_failed', __('Failed to create a temporary directory', 'updraftplus').' ('.$working_dir.')');
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// Unpack package to working directory
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if ($updraftplus->is_db_encrypted($package)) {
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$this->skin->feedback('decrypt_database');
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$encryption = empty($this->ud_restore_options['updraft_encryptionphrase']) ? UpdraftPlus_Options::get_updraft_option('updraft_encryptionphrase') : $this->ud_restore_options['updraft_encryptionphrase'];
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if (!$encryption) return new WP_Error('no_encryption_key', __('Decryption failed. The database file is encrypted, but you have no encryption key entered.', 'updraftplus'));
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// function decrypt
|
|
$decrypted_file = $updraftplus->decrypt($backup_dir.$package, $encryption);
|
|
|
|
if (is_array($decrypted_file)) {
|
|
$this->skin->feedback('decrypted_database');
|
|
if (!copy($decrypted_file['fullpath'], $working_dir.'/backup.db.gz')) {
|
|
return new WP_Error('write_failed', __('Failed to write out the decrypted database to the filesystem', 'updraftplus'));
|
|
} else {
|
|
unlink($decrypted_file['fullpath']);
|
|
}
|
|
} else {
|
|
return new WP_Error('decryption_failed', __('Decryption failed. The most likely cause is that you used the wrong key.', 'updraftplus'));
|
|
}
|
|
} else {
|
|
if (preg_match('/\.sql$/i', $package)) {
|
|
if (!$wp_filesystem->copy($backup_dir.$package, $working_dir.'/backup.db')) {
|
|
if ($wp_filesystem->errors->get_error_code()) {
|
|
foreach ($wp_filesystem->errors->get_error_messages() as $message) show_message($message);
|
|
}
|
|
return new WP_Error('copy_failed', $this->strings['copy_failed']);
|
|
}
|
|
} elseif (preg_match('/\.bz2$/i', $package)) {
|
|
if (!$wp_filesystem->copy($backup_dir.$package, $working_dir.'/backup.db.bz2')) {
|
|
if ($wp_filesystem->errors->get_error_code()) {
|
|
foreach ($wp_filesystem->errors->get_error_messages() as $message) show_message($message);
|
|
}
|
|
return new WP_Error('copy_failed', $this->strings['copy_failed']);
|
|
}
|
|
} elseif (!$wp_filesystem->copy($backup_dir.$package, $working_dir.'/backup.db.gz')) {
|
|
if ($wp_filesystem->errors->get_error_code()) {
|
|
foreach ($wp_filesystem->errors->get_error_messages() as $message) show_message($message);
|
|
}
|
|
return new WP_Error('copy_failed', $this->strings['copy_failed']);
|
|
}
|
|
}
|
|
|
|
// Once extracted, delete the package if required (non-recursive, is a file)
|
|
// if ($delete_package) $wp_filesystem->delete($decrypted_file['fullpath'], false, true);
|
|
if ($delete_package) $wp_filesystem->delete($backup_dir.$package, false, true);
|
|
|
|
$updraftplus->log("Database successfully unpacked");
|
|
|
|
return $working_dir;
|
|
}
|
|
|
|
/**
|
|
* For moving files out of a directory into their new location
|
|
* The purposes of the $type parameter are 1) to detect 'others' and apply a historical bugfix 2) to detect wpcore, and apply the setting for what to do with wp-config.php 3) to work out whether to delete the directory itself
|
|
* Must use only wp_filesystem
|
|
* $dest_dir must already have a trailing slash
|
|
* $preserve_existing: this setting only applies at the top level: 0 = overwrite with no backup; 1 = make backup of existing; 2 = do nothing if there is existing, 3 = do nothing to the top level directory, but do copy-in contents (and over-write files). Thus, on a multi-archive set where you want a backup, you'd do this: first call with $preserve_existing === 1, then on subsequent zips call with 3
|
|
*
|
|
* @param string $working_dir specify working directory
|
|
* @param string $dest_dir specify destination directory
|
|
* @param integer $preserve_existing check to preserve exisitng file
|
|
* @param array $do_not_overwrite Specify files or directories not to overwrite
|
|
* @param string $type specify type
|
|
* @param boolean $send_actions send actions
|
|
* @param boolean $force_local force local
|
|
* @return boolean
|
|
*/
|
|
public function move_backup_in($working_dir, $dest_dir, $preserve_existing = 1, $do_not_overwrite = array('plugins', 'themes', 'uploads', 'upgrade'), $type = 'not-others', $send_actions = false, $force_local = false) {
|
|
|
|
global $wp_filesystem, $updraftplus;
|
|
$updraft_dir = $updraftplus->backups_dir_location();
|
|
|
|
if (true == $force_local) {
|
|
$wpfs = new UpdraftPlus_WP_Filesystem_Direct(true);
|
|
} else {
|
|
$wpfs = $wp_filesystem;
|
|
}
|
|
|
|
// Get the content to be moved in. Include hidden files = true. Recursion is only required if we're likely to copy-in
|
|
$recursive = (self::MOVEIN_COPY_IN_CONTENTS == $preserve_existing) ? true : false;
|
|
$upgrade_files = $wpfs->dirlist($working_dir, true, $recursive);
|
|
|
|
if (empty($upgrade_files)) return true;
|
|
|
|
if (!$wpfs->is_dir($dest_dir)) {
|
|
return new WP_Error('no_such_dir', __('The directory does not exist', 'updraftplus')." ($dest_dir)");
|
|
}
|
|
|
|
$wpcore_config_moved = false;
|
|
|
|
if ('plugins' == $type || 'themes' == $type) $updraftplus->log("Top-level entities being moved: ".implode(', ', array_keys($upgrade_files)));
|
|
|
|
foreach ($upgrade_files as $file => $filestruc) {
|
|
|
|
if (empty($file)) continue;
|
|
|
|
if ($dest_dir.$file == $updraft_dir) {
|
|
$updraftplus->log('Skipping attempt to replace updraft_dir whilst processing '.$type);
|
|
continue;
|
|
}
|
|
|
|
// Correctly restore files in 'others' in no directory that were wrongly backed up in versions 1.4.0 - 1.4.48
|
|
if (('others' == $type || 'wpcore' == $type) && preg_match('/^([\-_A-Za-z0-9]+\.php)$/i', $file, $matches) && $wpfs->exists($working_dir . "/$file/$file")) {
|
|
if ('others' == $type) {
|
|
$updraftplus->log("Found file: $file/$file: presuming this is a backup with a known fault (backup made with versions 1.4.0 - 1.4.48, and sometimes up to 1.6.55 on some Windows servers); will rename to simply $file", 'notice-restore');
|
|
} else {
|
|
$updraftplus->log("Found file: $file/$file: presuming this is a backup with a known fault (backup made with versions before 1.6.55 in certain situations on Windows servers); will rename to simply $file", 'notice-restore');
|
|
}
|
|
$updraftplus->log("$file/$file: rename to $file");
|
|
$file = $matches[1];
|
|
$tmp_file = rand(0, 999999999).'.php';
|
|
// Rename directory
|
|
$wpfs->move($working_dir . "/$file", $working_dir . "/".$tmp_file, true);
|
|
$wpfs->move($working_dir . "/$tmp_file/$file", $working_dir ."/".$file, true);
|
|
$wpfs->rmdir($working_dir . "/$tmp_file", false);
|
|
}
|
|
|
|
if ('wp-config.php' == $file && 'wpcore' == $type) {
|
|
if (empty($this->ud_restore_options['updraft_restorer_wpcore_includewpconfig'])) {
|
|
$updraftplus->log_e('wp-config.php from backup: will restore as wp-config-backup.php', 'updraftplus');
|
|
$wpfs->move($working_dir . "/$file", $working_dir . "/wp-config-backup.php", true);
|
|
$file = "wp-config-backup.php";
|
|
$wpcore_config_moved = true;
|
|
} else {
|
|
$updraftplus->log_e("wp-config.php from backup: restoring (as per user's request)", 'updraftplus');
|
|
}
|
|
} elseif ('wpcore' == $type && 'wp-config-backup.php' == $file && $wpcore_config_moved) {
|
|
// The file is already gone; nothing to do
|
|
continue;
|
|
}
|
|
|
|
// Sanity check (should not be possible as these were excluded at backup time)
|
|
if (in_array($file, $do_not_overwrite)) continue;
|
|
|
|
if (('object-cache.php' == $file || 'advanced-cache.php' == $file) && 'others' == $type) {
|
|
if (false == apply_filters('updraftplus_restorecachefiles', true, $file)) {
|
|
$nfile = preg_replace('/\.php$/', '-backup.php', $file);
|
|
$wpfs->move($working_dir . "/$file", $working_dir . "/".$nfile, true);
|
|
$file = $nfile;
|
|
}
|
|
} elseif (('object-cache-backup.php' == $file || 'advanced-cache-backup.php' == $file) && 'others' == $type) {
|
|
$wpfs->delete($working_dir."/".$file);
|
|
continue;
|
|
}
|
|
|
|
// First, move the existing one, if necessary (may not be present)
|
|
if ($wpfs->exists($dest_dir.$file)) {
|
|
if (self::MOVEIN_MAKE_BACKUP_OF_EXISTING == $preserve_existing) {
|
|
if (!$wpfs->move($dest_dir.$file, $dest_dir.$file.'-old', true)) {
|
|
return new WP_Error('old_move_failed', $this->strings['old_move_failed']." ($dest_dir$file)");
|
|
}
|
|
} elseif (self::MOVEIN_OVERWRITE_NO_BACKUP == $preserve_existing) {
|
|
if (!$wpfs->delete($dest_dir.$file, true)) {
|
|
return new WP_Error('old_delete_failed', $this->strings['old_delete_failed']." ($file)");
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// Secondly, move in the new one
|
|
$is_dir = $wpfs->is_dir($working_dir."/".$file);
|
|
|
|
if (self::MOVEIN_DO_NOTHING_IF_EXISTING == $preserve_existing && $wpfs->exists($dest_dir.$file)) {
|
|
// Something exists - no move. Remove it from the temporary directory - so that it will be clean later
|
|
@$wpfs->delete($working_dir.'/'.$file, true);
|
|
// The $is_dir check was added in version 1.11.18; without this, files in the top-level that weren't in the first archive didn't get over-written
|
|
} elseif (self::MOVEIN_COPY_IN_CONTENTS != $preserve_existing || !$wpfs->exists($dest_dir.$file) || !$is_dir) {
|
|
|
|
if ($wpfs->move($working_dir."/".$file, $dest_dir.$file, true)) {
|
|
if ($send_actions) do_action('updraftplus_restored_'.$type.'_one', $file);
|
|
// Make sure permissions are at least as great as those of the parent
|
|
if ($is_dir) {
|
|
// This method is broken due to https://core.trac.wordpress.org/ticket/26598
|
|
if (empty($chmod)) $chmod = octdec(sprintf("%04d", $this->get_current_chmod($dest_dir, $wpfs)));
|
|
if (!empty($chmod)) $this->chmod_if_needed($dest_dir.$file, $chmod, false, $wpfs);
|
|
}
|
|
} else {
|
|
return new WP_Error('move_failed', $this->strings['move_failed'], $working_dir."/".$file." -> ".$dest_dir.$file);
|
|
}
|
|
} elseif (self::MOVEIN_COPY_IN_CONTENTS == $preserve_existing && !empty($filestruc['files'])) {
|
|
// The directory ($dest_dir) already exists, and we've been requested to copy-in. We need to perform the recursive copy-in
|
|
// $filestruc['files'] is then a new structure like $upgrade_files
|
|
// First pass: create directory structure
|
|
// Get chmod value for the parent directory, and re-use it (instead of passing false)
|
|
|
|
// This method is broken due to https://core.trac.wordpress.org/ticket/26598
|
|
if (empty($chmod)) $chmod = octdec(sprintf("%04d", $this->get_current_chmod($dest_dir, $wpfs)));
|
|
// Copy in the files. This also needs to make sure the directories exist, in case the zip file lacks entries
|
|
$delete_root = ('others' == $type || 'wpcore' == $type) ? false : true;
|
|
|
|
$copy_in = $this->copy_files_in($working_dir.'/'.$file, $dest_dir.$file, $filestruc['files'], $chmod, $delete_root);
|
|
if (!empty($chmod)) $this->chmod_if_needed($dest_dir.$file, $chmod, false, $wpfs);
|
|
|
|
if (is_wp_error($copy_in)) return $copy_in;
|
|
if (!$copy_in) return new WP_Error('move_failed', $this->strings['move_failed'], "(2) ".$working_dir.'/'.$file." -> ".$dest_dir.$file);
|
|
|
|
$wpfs->rmdir($working_dir.'/'.$file);
|
|
} else {
|
|
$wpfs->rmdir($working_dir.'/'.$file);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* $dest_dir must already exist
|
|
*
|
|
* @param string $source_dir source directory
|
|
* @param string $dest_dir destintion directory
|
|
* @param string $files files to be placed in directory
|
|
* @param boolean $chmod chmod type
|
|
* @param boolean $delete_source indicate whether source needs deleting
|
|
* @return boolean
|
|
*/
|
|
private function copy_files_in($source_dir, $dest_dir, $files, $chmod = false, $delete_source = false) {
|
|
global $wp_filesystem, $updraftplus;
|
|
foreach ($files as $rname => $rfile) {
|
|
if ('d' != $rfile['type']) {
|
|
// Delete it if it already exists (or perhaps WP does it for us)
|
|
if (!$wp_filesystem->move($source_dir.'/'.$rname, $dest_dir.'/'.$rname, true)) {
|
|
$updraftplus->log_e('Failed to move file (check your file permissions and disk quota): %s', $source_dir.'/'.$rname." -> ".$dest_dir.'/'.$rname);
|
|
return false;
|
|
}
|
|
} else {
|
|
// Directory
|
|
if ($wp_filesystem->is_file($dest_dir.'/'.$rname)) @$wp_filesystem->delete($dest_dir.'/'.$rname, false, 'f');
|
|
// No such directory yet: just move it
|
|
if (!$wp_filesystem->is_dir($dest_dir.'/'.$rname)) {
|
|
if (!$wp_filesystem->move($source_dir.'/'.$rname, $dest_dir.'/'.$rname, false)) {
|
|
$updraftplus->log_e('Failed to move directory (check your file permissions and disk quota): %s', $source_dir.'/'.$rname." -> ".$dest_dir.'/'.$rname);
|
|
return false;
|
|
}
|
|
} elseif (!empty($rfile['files'])) {
|
|
// There is a directory - and we want to to copy in
|
|
$docopy = $this->copy_files_in($source_dir.'/'.$rname, $dest_dir.'/'.$rname, $rfile['files'], $chmod, false);
|
|
if (is_wp_error($docopy)) return $docopy;
|
|
if (false === $docopy) {
|
|
return false;
|
|
}
|
|
} else {
|
|
// There is a directory: but nothing to copy in to it
|
|
@$wp_filesystem->rmdir($source_dir.'/'.$rname);
|
|
}
|
|
}
|
|
}
|
|
// We are meant to leave the working directory empty. Hence, need to rmdir() once a directory is empty. But not the root of it all in case of others/wpcore.
|
|
if ($delete_source || strpos($source_dir, '/') !== false) {
|
|
$wp_filesystem->rmdir($source_dir, false);
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* Pre-flight check: chance to complain and abort before anything at all is done
|
|
*
|
|
* @param array $backup_files An array of backup files
|
|
* @param string $type Type of file
|
|
* @param array $info Information about the backup
|
|
* @param array $continuation_data Information about continuing from an already-begun restore
|
|
* @return boolean|WP_Error
|
|
*/
|
|
public function pre_restore_backup($backup_files, $type, $info, $continuation_data = null) {
|
|
|
|
if (is_string($backup_files)) $backup_files = array($backup_files);
|
|
|
|
if ('more' == $type) {
|
|
$this->skin->feedback('not_possible');
|
|
return;
|
|
}
|
|
|
|
// Ensure access to the indicated directory - and to WP_CONTENT_DIR (in which we use upgrade/)
|
|
$need_these = array(WP_CONTENT_DIR);
|
|
if (!empty($info['path'])) $need_these[] = $info['path'];
|
|
|
|
$res = $this->fs_connect($need_these);
|
|
if (false === $res || is_wp_error($res)) return $res;
|
|
|
|
// Check upgrade directory is writable (instead of having non-obvious messages when we try to write)
|
|
// In theory, this is redundant (since we already checked for access to WP_CONTENT_DIR); but in practice, this extra check has been needed
|
|
|
|
global $wp_filesystem, $updraftplus, $updraftplus_admin, $updraftplus_addons_migrator;
|
|
|
|
if (empty($this->pre_restore_updatedir_writable)) {
|
|
$upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/';
|
|
@$wp_filesystem->mkdir($upgrade_folder, octdec($this->calculate_additive_chmod_oct(FS_CHMOD_DIR, 0775)));
|
|
if (!$wp_filesystem->is_dir($upgrade_folder)) {
|
|
return new WP_Error('no_dir', sprintf(__('UpdraftPlus needed to create a %s in your content directory, but failed - please check your file permissions and enable the access (%s)', 'updraftplus'), __('folder', 'updraftplus'), $upgrade_folder));
|
|
}
|
|
$rand_file = 'testfile_'.rand(0, 9999999).md5(microtime(true)).'.txt';
|
|
if ($wp_filesystem->put_contents($upgrade_folder.$rand_file, 'testing...')) {
|
|
@$wp_filesystem->delete($upgrade_folder.$rand_file);
|
|
$this->pre_restore_updatedir_writable = true;
|
|
} else {
|
|
return new WP_Error('no_file', sprintf(__('UpdraftPlus needed to create a %s in your content directory, but failed - please check your file permissions and enable the access (%s)', 'updraftplus'), __('file', 'updraftplus'), $upgrade_folder.$rand_file));
|
|
}
|
|
}
|
|
|
|
// Code below here assumes that we're dealing with file-based entities
|
|
if ('db' == $type) return true;
|
|
|
|
$wp_filesystem_dir = $this->get_wp_filesystem_dir($info['path']);
|
|
if (false === $wp_filesystem_dir) return false;
|
|
|
|
$ret_val = true;
|
|
$updraft_dir = $updraftplus->backups_dir_location();
|
|
|
|
if (!is_array($continuation_data) && (('plugins' == $type || 'uploads' == $type || 'themes' == $type) && (!is_multisite() || 0 !== $this->ud_backup_is_multisite || ('uploads' != $type || empty($updraftplus_addons_migrator->new_blogid))))) {
|
|
if (file_exists($updraft_dir.'/'.basename($wp_filesystem_dir)."-old")) {
|
|
$ret_val = new WP_Error('already_exists', sprintf(__('Existing unremoved folders from a previous restore exist (please use the "Delete Old Directories" button to delete them before trying again): %s', 'updraftplus'), $wp_filesystem_dir.'-old'));
|
|
}
|
|
}
|
|
|
|
if (!empty($this->ud_foreign)) {
|
|
$known_foreigners = apply_filters('updraftplus_accept_archivename', array());
|
|
if (!is_array($known_foreigners) || empty($known_foreigners[$this->ud_foreign])) {
|
|
return new WP_Error('uk_foreign', __('This version of UpdraftPlus does not know how to handle this type of foreign backup', 'updraftplus').' ('.$this->ud_foreign.')');
|
|
}
|
|
}
|
|
|
|
return $ret_val;
|
|
}
|
|
|
|
private function get_wp_filesystem_dir($path) {
|
|
global $wp_filesystem;
|
|
// Get the wp_filesystem location for the folder on the local install
|
|
switch ($path) {
|
|
case ABSPATH:
|
|
case '':
|
|
$wp_filesystem_dir = $wp_filesystem->abspath();
|
|
break;
|
|
case WP_CONTENT_DIR:
|
|
$wp_filesystem_dir = $wp_filesystem->wp_content_dir();
|
|
break;
|
|
case WP_PLUGIN_DIR:
|
|
$wp_filesystem_dir = $wp_filesystem->wp_plugins_dir();
|
|
break;
|
|
case WP_CONTENT_DIR . '/themes':
|
|
$wp_filesystem_dir = $wp_filesystem->wp_themes_dir();
|
|
break;
|
|
default:
|
|
$wp_filesystem_dir = $wp_filesystem->find_folder($path);
|
|
break;
|
|
}
|
|
if (!$wp_filesystem_dir) return false;
|
|
return untrailingslashit($wp_filesystem_dir);
|
|
}
|
|
|
|
private function can_version_ajax_restore($version) {
|
|
if (!defined('UPDRAFTPLUS_EXPERIMENTAL_AJAX_RESTORE') || !UPDRAFTPLUS_EXPERIMENTAL_AJAX_RESTORE) return false;
|
|
return ((version_compare($version, '2.0', '<') && version_compare($version, '1.11.10', '>=')) || (version_compare($version, '2.0', '>=') && version_compare($version, '2.11.10', '>='))) ? true : false;
|
|
}
|
|
|
|
/**
|
|
* $backup_file is just the basename, and must be a string; we expect the caller to deal with looping over an array (multi-archive sets). We do, however, record whether we have already unpacked an entity of the same type - so that we know to add (not replace).
|
|
*
|
|
* @param string $backup_file name of file being backed up
|
|
* @param string $type type of file
|
|
* @param array $info information array
|
|
* @param boolean $last_one indicate if this is the last file to be restored
|
|
* @return boolean
|
|
*/
|
|
public function restore_backup($backup_file, $type, $info, $last_one = false) {
|
|
|
|
if ('more' == $type) {
|
|
$this->skin->feedback('not_possible');
|
|
return;
|
|
}
|
|
|
|
global $wp_filesystem, $updraftplus_addons_migrator, $updraftplus;
|
|
|
|
$updraftplus->log("restore_backup(backup_file=$backup_file, type=$type, info=".serialize($info).", last_one=$last_one)");
|
|
|
|
$get_dir = empty($info['path']) ? '' : $info['path'];
|
|
|
|
if (false === ($wp_filesystem_dir = $this->get_wp_filesystem_dir($get_dir))) return false;
|
|
|
|
if (empty($this->abspath)) $this->abspath = trailingslashit($wp_filesystem->abspath());
|
|
|
|
@set_time_limit(1800);
|
|
|
|
/*
|
|
TODO:
|
|
- The backup set may no longer be in the DB - a restore may have over-written it.
|
|
- UD might be installed, but not active. Test that too. (All combinations need testing - new/old UD vers, logged-in/not, etc.).
|
|
- logging
|
|
- authorisation on the AJAX call, given that our login may not even be valid any more.
|
|
- pass on the WP filesystem credentials somehow - they have been POSTed, and should be included in what's POSTed back.
|
|
- the restore function wants to know the UD version the backup set came from
|
|
- the restore function wants to know whether we're restoring an individual blog into a multisite
|
|
- the restore function has some things only done the first time, which isn't directly tracked (uses internal state instead, which won't work over AJAX)
|
|
- how to handle/set this->delete
|
|
- how to show the final result
|
|
- how to do the clear-up of restored stuff in the restore function
|
|
- remember, we need to do unauthenticated AJAX, as the authentication is happening via a different means. Use a separate procedure from the usual one (and no nonce, as login status may have changed).
|
|
*/
|
|
if (defined('UPDRAFTPLUS_EXPERIMENTAL_AJAX_RESTORE') && UPDRAFTPLUS_EXPERIMENTAL_AJAX_RESTORE && 'uploads' == $type) {
|
|
// Read this each time, as we don't know what might have been done in the mean-time (specifically with UD being replaced by a different UD from a backup). Of course, we know what the currently running process is capable of.
|
|
if (file_exists(UPDRAFTPLUS_DIR.'/updraftplus.php') && $fp = fopen(UPDRAFTPLUS_DIR.'/updraftplus.php', 'r')) {
|
|
$file_data = fread($fp, 1024);
|
|
if (preg_match("/Version: ([\d\.]+)(\r|\n)/", $file_data, $matches)) {
|
|
$ud_version = $matches[1];
|
|
}
|
|
fclose($fp);
|
|
}
|
|
if (!empty($ud_version) && $this->can_version_ajax_restore($ud_version) && !empty($this->ud_backup_info['timestamp'])) {
|
|
$nonce = $updraftplus->nonce;
|
|
if (!function_exists('crypt_random_string')) $updraftplus->ensure_phpseclib('Crypt_Random', 'Crypt/Random');
|
|
$this->ajax_restore_auth_code = bin2hex(crypt_random_string(32));
|
|
// TODO: Delete this when done, to prevent abuse
|
|
update_site_option('updraft_ajax_restore_'.$nonce, $this->ajax_restore_auth_code.':'.time());
|
|
$this->add_ajax_restore_admin_footer();
|
|
$print_last_one = ($last_one) ? "1" : "0";
|
|
// TODO: Also want the timestamp
|
|
// We don't bother to include info, as that is backup-independent information that can be re-created when needed
|
|
// TODO: Change to new log style, if ever using
|
|
echo '<p style="margin: 0px 0px;" class="updraft-ajaxrestore" data-type="'.$type.'" data-lastone="'.$print_last_one.'" data-backupfile="'.esc_attr($backup_file).'">'."\n";
|
|
$updraftplus->log("Deferring handling of uploads ($backup_file)");
|
|
echo "$backup_file: ".'<span class="deferprogress">'.__('Deferring...', 'updraftplus').'</span>';
|
|
echo '</p>';
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// This returns the wp_filesystem path
|
|
$working_dir = $this->unpack_package($backup_file, $this->delete, $type);
|
|
if (is_wp_error($working_dir)) return $working_dir;
|
|
|
|
$working_dir_localpath = WP_CONTENT_DIR.'/upgrade/'.basename($working_dir);
|
|
@set_time_limit(1800);
|
|
|
|
// We copy the variable because we may be importing with a different prefix (e.g. on multisite imports of individual blog data)
|
|
$import_table_prefix = $updraftplus->get_table_prefix(false);
|
|
|
|
$now_done = apply_filters('updraftplus_pre_restore_move_in', false, $type, $working_dir, $info, $this->ud_backup_info, $this, $wp_filesystem_dir);
|
|
if (is_wp_error($now_done)) return $now_done;
|
|
|
|
// A slightly ugly way of getting a particular result back
|
|
if (is_string($now_done)) {
|
|
$wp_filesystem_dir = $now_done;
|
|
$now_done = false;
|
|
$do_not_move_old = true;
|
|
}
|
|
|
|
if (!$now_done) {
|
|
|
|
if ('db' == $type) {
|
|
// $import_table_prefix is received as a reference
|
|
$rdb = $this->restore_backup_db($working_dir, $working_dir_localpath, $import_table_prefix);
|
|
if (false === $rdb || is_wp_error($rdb)) return $rdb;
|
|
|
|
} elseif ('others' == $type) {
|
|
|
|
$dirname = basename($info['path']);
|
|
|
|
// For foreign 'Simple Backup', we need to keep going down until we find wp-content
|
|
if (empty($this->ud_foreign)) {
|
|
$move_from = $working_dir;
|
|
} else {
|
|
$move_from = $this->search_for_folder('wp-content', $working_dir);
|
|
if (!is_string($move_from)) return new WP_Error('not_found', __('The WordPress content folder (wp-content) was not found in this zip file.', 'updraftplus'));
|
|
}
|
|
|
|
// In this special case, the backup contents are not in a folder, so it is not simply a case of moving the folder around, but rather looping over all that we find
|
|
|
|
// On subsequent archives of a multi-archive set, don't move anything; but do on the first
|
|
$preserve_existing = isset($this->been_restored['others']) ? self::MOVEIN_COPY_IN_CONTENTS : self::MOVEIN_MAKE_BACKUP_OF_EXISTING;
|
|
|
|
$preserve_existing = apply_filters('updraft_move_others_preserve_existing', $preserve_existing, $this->been_restored, $this->ud_restore_options, $this->ud_backup_info);
|
|
|
|
$new_move_from = apply_filters('updraft_restore_backup_move_from', $move_from, 'others', $this->ud_restore_options, $this->ud_backup_info);
|
|
|
|
if ($new_move_from != $move_from && 0 === strpos($new_move_from, $move_from)) {
|
|
$new_suffix = substr($new_move_from, strlen($move_from));
|
|
$wp_filesystem_dir .= $new_suffix;
|
|
$move_from = $new_move_from;
|
|
}
|
|
|
|
$move_in = $this->move_backup_in($move_from, trailingslashit($wp_filesystem_dir), $preserve_existing, array('plugins', 'themes', 'uploads', 'upgrade'), 'others');
|
|
if (is_wp_error($move_in)) return $move_in;
|
|
if (!$move_in) return new WP_Error('new_move_failed', $this->strings['new_move_failed']);
|
|
|
|
$this->been_restored['others'] = true;
|
|
|
|
} else {
|
|
|
|
// Default action: used for plugins, themes and uploads (and wpcore, via a filter)
|
|
// Multi-archive sets: we record what we've already begun on, and on subsequent runs, copy in instead of replacing
|
|
$movedin = apply_filters('updraftplus_restore_movein_'.$type, $working_dir, $this->abspath, $wp_filesystem_dir);
|
|
|
|
// A filter, to allow add-ons to perform the install of non-standard entities, or to indicate that it's not possible
|
|
if (false === $movedin) {
|
|
$this->skin->feedback('not_possible');
|
|
} elseif (is_wp_error($movedin)) {
|
|
return $movedin;
|
|
} elseif (true !== $movedin) {
|
|
|
|
// We get the directory to move from early, in case there is a problem with the backup that affects the result - we want to detect that before moving existing data out of the way
|
|
|
|
$short_circuit = false;
|
|
|
|
// For foreign 'Simple Backup', we need to keep going down until we find wp-content
|
|
if (empty($this->ud_foreign)) {
|
|
$working_dir_use = $working_dir;
|
|
} else {
|
|
$working_dir_use = $this->search_for_folder('wp-content', $working_dir);
|
|
if (!is_string($working_dir_use)) {
|
|
if (empty($this->ud_foreign) || !apply_filters('updraftplus_foreign_allow_missing_entity', false, $type, $this->ud_foreign)) {
|
|
return new WP_Error('not_found', __('The WordPress content folder (wp-content) was not found in this zip file.', 'updraftplus'));
|
|
} else {
|
|
$short_circuit = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// The backup may not actually have /$type, since that is info from the present site
|
|
$move_from = $this->get_first_directory($working_dir_use, array(basename($info['path']), $type));
|
|
if (false !== $move_from) $move_from = apply_filters('updraft_restore_backup_move_from', $move_from, $type, $this->ud_restore_options, $this->ud_backup_info);
|
|
|
|
if (false === $move_from) {
|
|
if (!empty($this->ud_foreign) && !apply_filters('updraftplus_foreign_allow_missing_entity', false, $type, $this->ud_foreign)) {
|
|
return new WP_Error('new_move_failed', $this->strings['new_move_failed']);
|
|
}
|
|
}
|
|
|
|
// On the first time, create the -old directory in updraft_dir
|
|
// (Old style was: On the first time, move the existing data to -old)
|
|
if (!isset($this->been_restored[$type]) && empty($do_not_move_old)) {
|
|
$this->move_existing_to_old($type, $get_dir, $wp_filesystem, $wp_filesystem_dir);
|
|
}
|
|
|
|
if (empty($short_circuit)) {
|
|
|
|
if (false === $move_from) {
|
|
if (!empty($this->ud_foreign) && !apply_filters('updraftplus_foreign_allow_missing_entity', false, $type, $this->ud_foreign)) {
|
|
return new WP_Error('new_move_failed', $this->strings['new_move_failed']);
|
|
}
|
|
} else {
|
|
|
|
$this->skin->feedback('moving_backup');
|
|
|
|
$move_in = $this->move_backup_in($move_from, trailingslashit($wp_filesystem_dir), self::MOVEIN_COPY_IN_CONTENTS, array(), $type);
|
|
|
|
if (is_wp_error($move_in)) return $move_in;
|
|
if (!$move_in) return new WP_Error('new_move_failed', $this->strings['new_move_failed']);
|
|
|
|
$wp_filesystem->rmdir($move_from);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
$this->been_restored[$type] = true;
|
|
|
|
}
|
|
}
|
|
|
|
$attempt_delete = true;
|
|
if (!empty($this->ud_foreign) && !$last_one) $attempt_delete = false;
|
|
|
|
// Non-recursive, so the directory needs to be empty
|
|
if ($attempt_delete) $this->skin->feedback('cleaning_up');
|
|
|
|
if ($attempt_delete) {
|
|
|
|
if (!empty($do_not_move_old)) @$wp_filesystem->delete($working_dir.'/'.$type);
|
|
|
|
// Foreign backups can contain extra data and thus leave stuff behind, thus causing errors
|
|
$recurse = empty($this->ud_foreign) ? false : true;
|
|
$recurse = apply_filters('updraftplus_restore_delete_recursive', $recurse, $this->ud_foreign, $this->ud_restore_options, $type);
|
|
|
|
if (!$wp_filesystem->delete($working_dir, $recurse)) {
|
|
|
|
// TODO: Can remove this after 1-Jan-2015; or at least, make it so that it requires the version number to be present.
|
|
$fixed_it_now = false;
|
|
// Deal with a corner-case in version 1.8.5
|
|
if ('uploads' == $type && (empty($this->created_by_version) || (version_compare($this->created_by_version, '1.8.5', '>=') && version_compare($this->created_by_version, '1.8.8', '<')))) {
|
|
$updraftplus->log("Clean-up failed with uploads: will attempt 1.8.5-1.8.7 fix (".$this->created_by_version.")");
|
|
$move_in = @$this->move_backup_in(dirname($move_from), trailingslashit($wp_filesystem_dir), 3, array(), $type);
|
|
$updraftplus->log("Result: ".serialize($move_in));
|
|
if ($wp_filesystem->delete($working_dir)) $fixed_it_now = true;
|
|
}
|
|
|
|
if (file_exists($working_dir . DIRECTORY_SEPARATOR . 'updraftplus-manifest.json')) {
|
|
$wp_filesystem->delete($working_dir . DIRECTORY_SEPARATOR . 'updraftplus-manifest.json');
|
|
if ($wp_filesystem->delete($working_dir)) $fixed_it_now = true;
|
|
}
|
|
|
|
if (!$fixed_it_now) {
|
|
$updraftplus->log_e('Error: %s', $this->strings['delete_failed'].' ('.$working_dir.')');
|
|
// List contents
|
|
// No need to make this a restoration-aborting error condition - it's not
|
|
$dirlist = $wp_filesystem->dirlist($working_dir, true, true);
|
|
if (is_array($dirlist)) {
|
|
$updraftplus->log(__('Files found:', 'updraftplus'), 'notice-restore');
|
|
foreach ($dirlist as $name => $struc) {
|
|
$updraftplus->log("* $name", 'notice-restore');
|
|
}
|
|
} else {
|
|
$updraftplus->log_e('Unable to enumerate files in that directory.');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Permissions changes (at the top level - i.e. this does not apply if using recursion) are now *additive* - i.e. there's no danger of permissions being removed from what's on-disk
|
|
switch ($type) {
|
|
case 'wpcore':
|
|
$this->chmod_if_needed($wp_filesystem_dir, FS_CHMOD_DIR, false, $wp_filesystem);
|
|
// In case we restored a .htaccess which is incorrect for the local setup
|
|
$this->flush_rewrite_rules();
|
|
break;
|
|
case 'uploads':
|
|
$this->chmod_if_needed($wp_filesystem_dir, FS_CHMOD_DIR, false, $wp_filesystem);
|
|
break;
|
|
case 'themes':
|
|
// Cherry Framework needs its cache files removing after migration
|
|
if ((empty($this->old_siteurl) || ($this->old_siteurl != $this->our_siteurl)) && function_exists('glob')) {
|
|
$cherry_child = glob(WP_CONTENT_DIR.'/themes/theme*');
|
|
if (is_array($cherry_child)) {
|
|
foreach ($cherry_child as $theme) {
|
|
if (file_exists($theme.'/style.less.cache')) unlink($theme.'/style.less.cache');
|
|
if (file_exists($theme.'/bootstrap/less/bootstrap.less.cache')) unlink($theme.'/bootstrap/less/bootstrap.less.cache');
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case 'db':
|
|
if (function_exists('wp_cache_flush')) wp_cache_flush();
|
|
do_action('updraftplus_restored_db', array(
|
|
'expected_oldsiteurl' => $this->old_siteurl,
|
|
'expected_oldhome' => $this->old_home,
|
|
'expected_oldcontent' => $this->old_content
|
|
), $import_table_prefix);
|
|
|
|
// N.B. flush_rewrite_rules() causes $wp_rewrite to become up to date again - important for the no_mod_rewrite() call
|
|
$this->flush_rewrite_rules();
|
|
|
|
if ($updraftplus->mod_rewrite_unavailable()) {
|
|
$updraftplus->log("Using Apache, with permalinks (".get_option('permalink_structure').") but no mod_rewrite enabled - enable it to make your permalinks work");
|
|
$warn_no_rewrite = sprintf(__('You are using the %s webserver, but do not seem to have the %s module loaded.', 'updraftplus'), 'Apache', 'mod_rewrite').' '.sprintf(__('You should enable %s to make any pretty permalinks (e.g. %s) work', 'updraftplus'), 'mod_rewrite', 'http://example.com/my-page/');
|
|
$updraftplus->log($warn_no_rewrite, 'warning-restore');
|
|
}
|
|
break;
|
|
default:
|
|
$this->chmod_if_needed($wp_filesystem_dir, FS_CHMOD_DIR, false, $wp_filesystem);
|
|
}
|
|
// db was already done
|
|
if ('db' != $type) do_action('updraftplus_restored_'.$type);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
private function move_existing_to_old($type, $get_dir, $wp_filesystem, $wp_filesystem_dir) {
|
|
|
|
if (apply_filters('updraft_move_existing_to_old_short_circuit', false, $type, $this->ud_restore_options)) {
|
|
// Users of the filter should do their own logging
|
|
return;
|
|
}
|
|
|
|
global $updraftplus;
|
|
$updraft_dir = $updraftplus->backups_dir_location();
|
|
|
|
// Firstly, if there's already an '-old' directory, get rid of it
|
|
|
|
// Try filesystem-level move
|
|
$old_dir = $updraft_dir.'/'.$type.'-old';
|
|
if (is_dir($old_dir)) {
|
|
$updraftplus->log_e('%s: This directory already exists, and will be replaced', $old_dir);
|
|
$updraftplus->remove_local_directory($old_dir);
|
|
}
|
|
|
|
$move_old_destination = apply_filters('updraftplus_restore_move_old_mode', 0, $type, $this->ud_restore_options);
|
|
|
|
if (0 == $move_old_destination && @mkdir($old_dir)) {
|
|
$updraftplus->log("Moving old data: filesystem method / updraft_dir is potentially possible");
|
|
$move_old_destination = 1;
|
|
}
|
|
|
|
// Try wp_filesystem instead
|
|
if ($wp_filesystem->exists($wp_filesystem_dir."-old")) {
|
|
// Is better to warn and delete the restore than abort mid-restore and leave inconsistent site
|
|
$updraftplus->log_e('%s: This directory already exists, and will be replaced', $wp_filesystem_dir."-old");
|
|
// In theory, supplying true as the 3rd parameter achieves this; in practice, not always so (leads to support requests)
|
|
$wp_filesystem->delete($wp_filesystem_dir."-old", true);
|
|
if ($wp_filesystem->exists($wp_filesystem_dir."-old")) {
|
|
$updraftplus->log("Failed to remove existing directory (".$wp_filesystem_dir."-old");
|
|
$failed_to_remove = true;
|
|
}
|
|
}
|
|
|
|
if (-1 != $move_old_destination && empty($failed_to_remove) && @$wp_filesystem->mkdir($wp_filesystem_dir."-old")) {
|
|
$updraftplus->log("Moving old data: can potentially use wp_filesystem method / -old");
|
|
$move_old_destination += 2;
|
|
}
|
|
|
|
if (0 == $move_old_destination) {
|
|
$updraftplus->log_e("File permissions do not allow the old data to be moved and retained; instead, it will be deleted.");
|
|
}
|
|
|
|
$this->skin->feedback('moving_old');
|
|
|
|
// Firstly, try direct filesystem method into updraft_dir
|
|
if ($move_old_destination > 0 && 1 == $move_old_destination % 2) {
|
|
// The final 'true' forces direct filesystem access
|
|
$move_old = @$this->move_backup_in($get_dir, $updraft_dir.'/'.$type.'-old/', 3, array(), $type, false, true);
|
|
if (is_wp_error($move_old)) $updraftplus->log_wp_error($move_old);
|
|
}
|
|
|
|
// Try wp_filesystem method into -old if that failed
|
|
if (2 >= $move_old_destination && (0 == $move_old_destination % 2 || (!empty($move_old) && is_wp_error($move_old)))) {
|
|
$move_old = @$this->move_backup_in($wp_filesystem_dir, $wp_filesystem_dir."-old/", 3, array(), $type);
|
|
if (is_wp_error($move_old)) $updraftplus->log_wp_error($move_old);
|
|
}
|
|
|
|
// Finally, when all else fails, nuke it
|
|
if (-1 == $move_old_destination || 0 == $move_old_destination || (!empty($move_old) && is_wp_error($move_old))) {
|
|
if (-1 == $move_old_destination) {
|
|
$updraftplus->log("$type: $wp_filesystem_dir: deleting contents");
|
|
} else {
|
|
$updraftplus->log("$type: $wp_filesystem_dir: deleting contents (as attempts to copy failed)");
|
|
}
|
|
$del_files = $wp_filesystem->dirlist($wp_filesystem_dir, true, false);
|
|
if (empty($del_files)) $del_files = array();
|
|
foreach ($del_files as $file => $filestruc) {
|
|
if (empty($file)) continue;
|
|
$wp_filesystem->delete($wp_filesystem_dir.'/'.$file, true);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
private function add_ajax_restore_admin_footer() {
|
|
static $already = false;
|
|
if (!$already) {
|
|
$already = true;
|
|
add_action('admin_footer', array($this, 'admin_footer_ajax_restore'));
|
|
}
|
|
}
|
|
|
|
public function admin_footer_ajax_restore() {
|
|
// TODO: The timestamp parameter is mandatory - we should abort (earlier) if there isn't one.
|
|
|
|
global $updraftplus;
|
|
$nonce = $updraftplus->nonce;
|
|
// TODO: Apparently empty
|
|
$auth_code = esc_js($this->ajax_restore_auth_code);
|
|
|
|
echo <<<ENDHERE
|
|
<script>
|
|
jQuery(document).ready(function() {
|
|
|
|
backupinfo = {
|
|
action: 'updraft_ajaxrestore',
|
|
subaction: 'restore',
|
|
restorenonce: '$nonce',
|
|
ajaxauth: '$auth_code'
|
|
};
|
|
|
|
ENDHERE;
|
|
$multisite = 0;
|
|
$timestamp = $this->ud_backup_info['timestamp'];
|
|
if (!empty($_REQUEST['updraft_restorer_backup_info'])) {
|
|
// wp_unslash() does not exist until after WP 3.5
|
|
if (function_exists('wp_unslash')) {
|
|
$backup_info = wp_unslash($_REQUEST['updraft_restorer_backup_info']);
|
|
} else {
|
|
$backup_info = stripslashes_deep($_REQUEST['updraft_restorer_backup_info']);
|
|
}
|
|
if (false != ($backup_info = json_decode($backup_info, true))) {
|
|
if (!empty($backup_info['timestamp'])) echo "\t\tbackupinfo.timestamp = '".esc_js($backup_info['timestamp'])."';\n";
|
|
if (!empty($backup_info['created_by_version'])) echo "\t\tbackupinfo.created_by_version = '".esc_js($backup_info['created_by_version'])."';\n";
|
|
echo "\t\tbackupinfo.multisite = ".((!empty($backup_info['multisite'])) ? '1' : '0').";\n";
|
|
}
|
|
|
|
}
|
|
|
|
echo <<<ENDHERE
|
|
|
|
// This is not just a list, but a queue
|
|
var restore_these = [];
|
|
|
|
function do_ajax_restore(restore_this) {
|
|
|
|
var output = jQuery(restore_this.jqobject).find('.deferprogress');
|
|
jQuery(output).html(updraftlion.processing);
|
|
|
|
|
|
|
|
alert("AJAX RESTORE: "+timestamp+" "+restore_this.type+" "+restore_this.backupfile);
|
|
|
|
backupinfo.type = restore_this.type;
|
|
backupinfo.backupfile = restore_this.backupfile;
|
|
backupinfo.lastone = restore_this.lastone
|
|
|
|
jQuery.post(ajaxurl, backupinfo, function(response) {
|
|
console.log(response);
|
|
try {
|
|
var resp = jQuery.parseJSON(response);
|
|
console.log(resp);
|
|
// TODO: Do something
|
|
} catch (err) {
|
|
console.log(err);
|
|
// TODO: Report error to user
|
|
}
|
|
// This recurses, but won't exhaust memory as there can only be a small number
|
|
do_ajax_restore_queue();
|
|
});
|
|
|
|
|
|
}
|
|
|
|
function do_ajax_restore_queue() {
|
|
if (restore_these.length < 1) { return; }
|
|
// Shift gets the *first* element of the array
|
|
restore_this = restore_these.shift();
|
|
// This call is asychronous - i.e. the fact it returns doesn't indicate what has or hasn't now been done
|
|
do_ajax_restore(restore_this);
|
|
}
|
|
|
|
var multisite = $multisite;
|
|
var timestamp = $timestamp;
|
|
|
|
// What follows is a slightly crude way of ensuring that the one marked 'lastone' actually does go last
|
|
jQuery('.updraft-ajaxrestore').each(function(ind){
|
|
var lastone = jQuery(this).data('lastone');
|
|
if (!lastone) {
|
|
var thing_to_restore = {};
|
|
thing_to_restore.type = jQuery(this).data('type');
|
|
thing_to_restore.backupfile = jQuery(this).data('backupfile');
|
|
thing_to_restore.jqobject = this;
|
|
thing_to_restore.lastone = 0;
|
|
restore_these.push(thing_to_restore);
|
|
}
|
|
});
|
|
jQuery('.updraft-ajaxrestore').each(function(ind){
|
|
var lastone = jQuery(this).data('lastone');
|
|
if (lastone) {
|
|
var thing_to_restore = {};
|
|
thing_to_restore.type = jQuery(this).data('type');
|
|
thing_to_restore.backupfile = jQuery(this).data('backupfile');
|
|
thing_to_restore.jqobject = this;
|
|
restore_these.push(thing_to_restore);
|
|
thing_to_restore.lastone = 1;
|
|
}
|
|
});
|
|
|
|
if (restore_these.length > 0) {
|
|
do_ajax_restore_queue();
|
|
}
|
|
|
|
});
|
|
</script>
|
|
ENDHERE;
|
|
}
|
|
|
|
/**
|
|
* First added in UD 1.9.47. We have only ever had reports of cached stuff from WP Super Cache being retained, so, being cautious, we will only clear that for now
|
|
*/
|
|
public function clear_cache() {
|
|
// Functions called here need to not assume that the relevant plugin actually exists - they should check for any functions they intend to call, before calling them.
|
|
$this->clear_cache_wpsupercache();
|
|
}
|
|
|
|
/**
|
|
* Adapted from wp_cache_clean_cache($file_prefix, $all = false) in WP Super Cache (wp-cache.php)
|
|
*
|
|
* @return boolean
|
|
*/
|
|
private function clear_cache_wpsupercache() {
|
|
$all = true;
|
|
|
|
global $updraftplus, $cache_path, $wp_cache_object_cache;
|
|
|
|
if ($wp_cache_object_cache && function_exists("reset_oc_version")) reset_oc_version();
|
|
|
|
// Removed check: && wpsupercache_site_admin()
|
|
if (true == $all && function_exists('prune_super_cache')) {
|
|
if (!empty($cache_path)) {
|
|
$updraftplus->log_e("Clearing cached pages (%s)...", 'WP Super Cache');
|
|
prune_super_cache($cache_path, true);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
private function search_for_folder($folder, $startat) {
|
|
if (!is_dir($startat)) return false;
|
|
// Exists in this folder?
|
|
if (is_dir($startat.'/'.$folder)) return trailingslashit($startat).$folder;
|
|
// Does not
|
|
if ($handle = opendir($startat)) {
|
|
while (($file = readdir($handle)) !== false) {
|
|
if ('.' != $file && '..' != $file && is_dir($startat).'/'.$file) {
|
|
$ss = $this->search_for_folder($folder, trailingslashit($startat).$file);
|
|
if (is_string($ss)) return $ss;
|
|
}
|
|
}
|
|
closedir($handle);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Returns an octal string (but not an octal number)
|
|
*
|
|
* @param string $file specfy file
|
|
* @param boolean $wpfs wpfs options
|
|
* @return string
|
|
*/
|
|
private function get_current_chmod($file, $wpfs = false) {
|
|
if (false == $wpfs) {
|
|
global $wp_filesystem;
|
|
$wpfs = $wp_filesystem;
|
|
}
|
|
// getchmod() is broken at least as recently as WP3.8 - see: https://core.trac.wordpress.org/ticket/26598
|
|
return (is_a($wpfs, 'WP_Filesystem_Direct')) ? substr(sprintf("%06d", decoct(@fileperms($file))), 3) : $wpfs->getchmod($file);
|
|
}
|
|
|
|
/**
|
|
* Returns a string in octal format
|
|
* $new_chmod should be an octal, i.e. what you'd pass to chmod()
|
|
*
|
|
* @param string $old_chmod specify old chmod
|
|
* @param string $new_chmod specify new chmod
|
|
* @return string
|
|
*/
|
|
function calculate_additive_chmod_oct($old_chmod, $new_chmod) {
|
|
// chmod() expects octal form, which means a preceding zero - see http://php.net/chmod
|
|
$old_chmod = sprintf("%04d", $old_chmod);
|
|
$new_chmod = sprintf("%04d", decoct($new_chmod));
|
|
|
|
for ($i=1; $i<=3; $i++) {
|
|
$oldbit = substr($old_chmod, $i, 1);
|
|
$newbit = substr($new_chmod, $i, 1);
|
|
for ($j=0; $j<=2; $j++) {
|
|
if (($oldbit & (1<<$j)) && !($newbit & (1<<$j))) {
|
|
$newbit = (string) ($newbit | 1<<$j);
|
|
$new_chmod = sprintf("%04d", substr($new_chmod, 0, $i).$newbit.substr($new_chmod, $i+1));
|
|
}
|
|
}
|
|
}
|
|
|
|
return $new_chmod;
|
|
}
|
|
|
|
/**
|
|
* "If needed" means, "If the permissions are not already more permissive than this". i.e. This will not tighten permissions from what the user had before (we trust them)
|
|
* $chmod should be an octal - i.e. the same as you'd pass to chmod()
|
|
*
|
|
* @param string $dir directory
|
|
* @param string $chmod specific chmod
|
|
* @param boolean $recursive indicate if recursive chmod is needed
|
|
* @param boolean $wpfs indicate whether to use wpfs access methods
|
|
* @param boolean $suppress suppress output
|
|
* @return string
|
|
*/
|
|
private function chmod_if_needed($dir, $chmod, $recursive = false, $wpfs = false, $suppress = true) {
|
|
|
|
// Do nothing on Windows
|
|
if ('WIN' === strtoupper(substr(php_uname('s'), 0, 3))) return true;
|
|
|
|
if (false == $wpfs) {
|
|
global $wp_filesystem;
|
|
$wpfs = $wp_filesystem;
|
|
}
|
|
|
|
$old_chmod = $this->get_current_chmod($dir, $wpfs);
|
|
|
|
// Sanity fcheck
|
|
if (strlen($old_chmod) < 3) return;
|
|
|
|
$new_chmod = $this->calculate_additive_chmod_oct($old_chmod, $chmod);
|
|
|
|
// Don't fix what isn't broken
|
|
if (!$recursive && $new_chmod == $old_chmod) return true;
|
|
|
|
$new_chmod = octdec($new_chmod);
|
|
|
|
if ($suppress) {
|
|
return @$wpfs->chmod($dir, $new_chmod, $recursive);
|
|
} else {
|
|
return $wpfs->chmod($dir, $new_chmod, $recursive);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This will return the path with the actual content we want to restore, ignoring any other files that may be in the top level of the zip file
|
|
* $dirnames: an array of preferred names
|
|
*
|
|
* @param string $working_dir specify working directory
|
|
* @param string $dirnames directory names
|
|
* @return string the final path with the content we want to restore
|
|
*/
|
|
public function get_first_directory($working_dir, $dirnames) {
|
|
global $wp_filesystem, $updraftplus;
|
|
$fdirnames = array_flip($dirnames);
|
|
$dirlist = $wp_filesystem->dirlist($working_dir, true, false);
|
|
if (is_array($dirlist)) {
|
|
$move_from = false;
|
|
foreach ($dirlist as $name => $struc) {
|
|
if (isset($struc['type']) && 'd' != $struc['type']) continue;
|
|
if (false === $move_from) {
|
|
if (isset($fdirnames[$name])) {
|
|
$move_from = $working_dir . "/".$name;
|
|
} elseif (preg_match('/^([^\.].*)$/', $name, $fmatch)) {
|
|
// In the case of a third-party backup, the first entry may be the wrong entity. We could try a more sophisticated algorithm, but a third party backup requiring one has never been seen (and it is not easy to envisage what the algorithm might be).
|
|
if (empty($this->ud_foreign)) {
|
|
$first_entry = $working_dir."/".$fmatch[1];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (false === $move_from && isset($first_entry)) {
|
|
$updraftplus->log_e('Using directory from backup: %s', basename($first_entry));
|
|
$move_from = $first_entry;
|
|
}
|
|
} else {
|
|
// That shouldn't happen. Fall back to default
|
|
$move_from = $working_dir."/".$dirnames[0];
|
|
}
|
|
return $move_from;
|
|
}
|
|
|
|
private function pre_sql_actions($import_table_prefix) {
|
|
|
|
global $updraftplus;
|
|
|
|
$import_table_prefix = apply_filters('updraftplus_restore_set_table_prefix', $import_table_prefix, $this->ud_backup_is_multisite);
|
|
|
|
if (!is_string($import_table_prefix)) {
|
|
$this->maintenance_mode(false);
|
|
if (false === $import_table_prefix) {
|
|
$updraftplus->log(__('Please supply the requested information, and then continue.', 'updraftplus'), 'notice-restore');
|
|
return false;
|
|
} elseif (is_wp_error($import_table_prefix)) {
|
|
return $import_table_prefix;
|
|
} else {
|
|
return new WP_Error('invalid_table_prefix', __('Error:', 'updraftplus').' '.serialize($import_table_prefix));
|
|
}
|
|
}
|
|
|
|
$updraftplus->log_e('New table prefix: %s', $import_table_prefix);
|
|
|
|
return $import_table_prefix;
|
|
|
|
}
|
|
|
|
public function option_filter_permalink_structure($val) {
|
|
global $updraftplus;
|
|
return $updraftplus->option_filter_get('permalink_structure');
|
|
}
|
|
|
|
public function option_filter_page_on_front($val) {
|
|
global $updraftplus;
|
|
return $updraftplus->option_filter_get('page_on_front');
|
|
}
|
|
|
|
public function option_filter_rewrite_rules($val) {
|
|
global $updraftplus;
|
|
return $updraftplus->option_filter_get('rewrite_rules');
|
|
}
|
|
|
|
/**
|
|
* The pass-by-reference on $import_table_prefix is due to historical refactoring
|
|
*
|
|
* @param string $working_dir specify working directory
|
|
* @param string $working_dir_localpath specify working local directory
|
|
* @param string $import_table_prefix specify import
|
|
* @return boolean|WP_Error
|
|
*/
|
|
private function restore_backup_db($working_dir, $working_dir_localpath, $import_table_prefix) {
|
|
|
|
global $updraftplus;
|
|
|
|
do_action('updraftplus_restore_db_pre');
|
|
|
|
// This is now a legacy option (at least on the front end), so we should not see it much
|
|
$this->prior_upload_path = get_option('upload_path');
|
|
|
|
// There is a file backup.db(.gz) inside the working directory
|
|
|
|
// The 'off' check is for badly configured setups - http://wordpress.org/support/topic/plugin-wp-super-cache-warning-php-safe-mode-enabled-but-safe-mode-is-off
|
|
// @codingStandardsIgnoreLine
|
|
if (@ini_get('safe_mode') && 'off' != strtolower(@ini_get('safe_mode'))) {
|
|
$updraftplus->log(__('Warning: PHP safe_mode is active on your server. Timeouts are much more likely. If these happen, then you will need to manually restore the file via phpMyAdmin or another method.', 'updraftplus'), 'notice-restore');
|
|
}
|
|
|
|
$db_basename = 'backup.db.gz';
|
|
if (!empty($this->ud_foreign)) {
|
|
$plugins = apply_filters('updraftplus_accept_archivename', array());
|
|
|
|
if (empty($plugins[$this->ud_foreign])) return new WP_Error('unknown', sprintf(__('Backup created by unknown source (%s) - cannot be restored.', 'updraftplus'), $this->ud_foreign));
|
|
|
|
if (!file_exists($working_dir_localpath.'/'.$db_basename) && file_exists($working_dir_localpath.'/backup.db')) {
|
|
$db_basename = 'backup.db';
|
|
} elseif (!file_exists($working_dir_localpath.'/'.$db_basename) && file_exists($working_dir_localpath.'/backup.db.bz2')) {
|
|
$db_basename = 'backup.db.bz2';
|
|
}
|
|
|
|
if (!file_exists($working_dir_localpath.'/'.$db_basename)) {
|
|
$separatedb = empty($plugins[$this->ud_foreign]['separatedb']) ? false : true;
|
|
$filtered_db_name = apply_filters('updraftplus_foreign_dbfilename', false, $this->ud_foreign, $this->ud_backup_info, $working_dir_localpath, $separatedb);
|
|
if (is_string($filtered_db_name)) $db_basename = $filtered_db_name;
|
|
}
|
|
}
|
|
|
|
// wp_filesystem has no gzopen method, so we switch to using the local filesystem (which is harmless, since we are performing read-only operations)
|
|
if (false === $db_basename || !is_readable($working_dir_localpath.'/'.$db_basename)) return new WP_Error('dbopen_failed', __('Failed to find database file', 'updraftplus')." ($working_dir/".$db_basename.")");
|
|
|
|
global $wpdb, $updraftplus;
|
|
|
|
$this->skin->feedback('restore_database');
|
|
|
|
$is_plain = (substr($db_basename, -3, 3) == '.db');
|
|
$is_bz2 = (substr($db_basename, -7, 7) == '.db.bz2');
|
|
|
|
// Read-only access: don't need to go through WP_Filesystem
|
|
if ($is_plain) {
|
|
$dbhandle = fopen($working_dir_localpath.'/'.$db_basename, 'r');
|
|
} elseif ($is_bz2) {
|
|
if (!function_exists('bzopen')) {
|
|
$updraftplus->log_e("Your web server's PHP installation has these functions disabled: %s.", 'bzopen');
|
|
$updraftplus->log_e('Your hosting company must enable these functions before %s can work.', __('restoration', 'updraftplus'));
|
|
}
|
|
$dbhandle = bzopen($working_dir_localpath.'/'.$db_basename, 'r');
|
|
} else {
|
|
$dbhandle = gzopen($working_dir_localpath.'/'.$db_basename, 'r');
|
|
}
|
|
if (!$dbhandle) return new WP_Error('dbopen_failed', __('Failed to open database file', 'updraftplus'));
|
|
|
|
$this->line = 0;
|
|
|
|
if ($this->use_wpdb()) {
|
|
$updraftplus->log_e('Database access: Direct MySQL access is not available, so we are falling back to wpdb (this will be considerably slower)');
|
|
} else {
|
|
$updraftplus->log("Using direct MySQL access; value of use_mysqli is: ".($this->use_mysqli ? '1' : '0'));
|
|
if ($this->use_mysqli) {
|
|
@mysqli_query($this->mysql_dbh, 'SET SESSION query_cache_type = OFF;');
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
@mysql_query('SET SESSION query_cache_type = OFF;', $this->mysql_dbh);
|
|
}
|
|
}
|
|
|
|
// Find the supported engines - in case the dump had something else (case seen: saved from MariaDB with engine Aria; imported into plain MySQL without)
|
|
$supported_engines = $wpdb->get_results("SHOW ENGINES", OBJECT_K);
|
|
$supported_charsets = $wpdb->get_results("SHOW CHARACTER SET", OBJECT_K);
|
|
$db_supported_collations_res = $wpdb->get_results('SHOW COLLATION', OBJECT_K);
|
|
$supported_collations = (null !== $db_supported_collations_res) ? $db_supported_collations_res : array();
|
|
$updraft_restorer_collate = isset($this->ud_restore_options['updraft_restorer_collate']) ? $this->ud_restore_options['updraft_restorer_collate'] : '';
|
|
|
|
$this->errors = 0;
|
|
$this->statements_run = 0;
|
|
$this->insert_statements_run = 0;
|
|
$this->tables_created = 0;
|
|
|
|
$sql_line = "";
|
|
$sql_type = -1;
|
|
|
|
$this->start_time = microtime(true);
|
|
|
|
$old_wpversion = '';
|
|
$this->old_siteurl = '';
|
|
$this->old_home = '';
|
|
$this->old_content = '';
|
|
$this->old_uploads = '';
|
|
$this->old_table_prefix = (defined('UPDRAFTPLUS_OVERRIDE_IMPORT_PREFIX') && UPDRAFTPLUS_OVERRIDE_IMPORT_PREFIX) ? UPDRAFTPLUS_OVERRIDE_IMPORT_PREFIX : '';
|
|
$old_siteinfo = array();
|
|
$gathering_siteinfo = true;
|
|
|
|
$this->create_forbidden = false;
|
|
$this->drop_forbidden = false;
|
|
$this->lock_forbidden = false;
|
|
|
|
$this->last_error = '';
|
|
$random_table_name = 'updraft_tmp_'.rand(0, 9999999).md5(microtime(true));
|
|
|
|
// The only purpose in funnelling queries directly here is to be able to get the error number
|
|
if ($this->use_wpdb()) {
|
|
$req = $wpdb->query("CREATE TABLE $random_table_name (test INT)");
|
|
// WPDB, for several query types, returns the number of rows changed; in distinction from an error, indicated by (bool)false
|
|
if (0 === $req) {
|
|
$req = true;
|
|
}
|
|
if (!$req) $this->last_error = $wpdb->last_error;
|
|
$this->last_error_no = false;
|
|
} else {
|
|
if ($this->use_mysqli) {
|
|
$req = mysqli_query($this->mysql_dbh, "CREATE TABLE $random_table_name (test INT)");
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
$req = mysql_unbuffered_query("CREATE TABLE $random_table_name (test INT)", $this->mysql_dbh);
|
|
}
|
|
if (!$req) {
|
|
// @codingStandardsIgnoreLine
|
|
$this->last_error = ($this->use_mysqli) ? mysqli_error($this->mysql_dbh) : mysql_error($this->mysql_dbh);
|
|
// @codingStandardsIgnoreLine
|
|
$this->last_error_no = ($this->use_mysqli) ? mysqli_errno($this->mysql_dbh) : mysql_errno($this->mysql_dbh);
|
|
}
|
|
}
|
|
|
|
if (!$req && ($this->use_wpdb() || 1142 === $this->last_error_no)) {
|
|
$this->create_forbidden = true;
|
|
// If we can't create, then there's no point dropping
|
|
$this->drop_forbidden = true;
|
|
|
|
$updraftplus->log(__('Your database user does not have permission to create tables. We will attempt to restore by simply emptying the tables; this should work as long as a) you are restoring from a WordPress version with the same database structure, and b) Your imported database does not contain any tables which are not already present on the importing site.', 'updraftplus'), 'warning-restore');
|
|
|
|
$updraftplus->log('Your database user does not have permission to create tables. We will attempt to restore by simply emptying the tables; this should work as long as a) you are restoring from a WordPress version with the same database structure, and b) Your imported database does not contain any tables which are not already present on the importing site.');
|
|
|
|
$updraftplus->log('Error was: '.$this->last_error.' ('.$this->last_error_no.')');
|
|
} else {
|
|
|
|
if (1142 === $this->lock_table($random_table_name)) {
|
|
$this->lock_forbidden = true;
|
|
$updraftplus->log("Database user has no permission to lock tables - will not lock after CREATE");
|
|
}
|
|
|
|
if ($this->use_wpdb()) {
|
|
$req = $wpdb->query("DROP TABLE $random_table_name");
|
|
// WPDB, for several query types, returns the number of rows changed; in distinction from an error, indicated by (bool)false
|
|
if (0 === $req) {
|
|
$req = true;
|
|
}
|
|
if (!$req) $this->last_error = $wpdb->last_error;
|
|
$this->last_error_no = false;
|
|
} else {
|
|
if ($this->use_mysqli) {
|
|
$req = mysqli_query($this->mysql_dbh, "DROP TABLE $random_table_name");
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
$req = mysql_unbuffered_query("DROP TABLE $random_table_name", $this->mysql_dbh);
|
|
}
|
|
if (!$req) {
|
|
// @codingStandardsIgnoreLine
|
|
$this->last_error = ($this->use_mysqli) ? mysqli_error($this->mysql_dbh) : mysql_error($this->mysql_dbh);
|
|
// @codingStandardsIgnoreLine
|
|
$this->last_error_no = ($this->use_mysqli) ? mysqli_errno($this->mysql_dbh) : mysql_errno($this->mysql_dbh);
|
|
}
|
|
}
|
|
if (!$req && ($this->use_wpdb() || 1142 === $this->last_error_no)) {
|
|
$this->drop_forbidden = true;
|
|
|
|
$updraftplus->log(sprintf('Your database user does not have permission to drop tables. We will attempt to restore by simply emptying the tables; this should work as long as you are restoring from a WordPress version with the same database structure (%s)', '('.$this->last_error.', '.$this->last_error_no.')'));
|
|
|
|
$updraftplus->log(sprintf(__('Your database user does not have permission to drop tables. We will attempt to restore by simply emptying the tables; this should work as long as you are restoring from a WordPress version with the same database structure (%s)', 'updraftplus'), '('.$this->last_error.', '.$this->last_error_no.')'), 'warning-restore');
|
|
|
|
}
|
|
}
|
|
|
|
$restoring_table = '';
|
|
|
|
$this->max_allowed_packet = $updraftplus->get_max_packet_size();
|
|
|
|
$updraftplus->log("Entering maintenance mode");
|
|
$this->maintenance_mode(true);
|
|
|
|
// N.B. There is no such function as bzeof() - we have to detect that another way
|
|
while (($is_plain && !feof($dbhandle)) || (!$is_plain && (($is_bz2) || (!$is_bz2 && !gzeof($dbhandle))))) {
|
|
// Up to 1Mb
|
|
if ($is_plain) {
|
|
$buffer = rtrim(fgets($dbhandle, 1048576));
|
|
} elseif ($is_bz2) {
|
|
if (!isset($bz2_buffer)) $bz2_buffer = '';
|
|
$buffer = '';
|
|
if (strlen($bz2_buffer) < 524288) $bz2_buffer .= bzread($dbhandle, 1048576);
|
|
if (bzerrno($dbhandle) !== 0) {
|
|
$updraftplus->log("bz2 error: ".bzerrstr($dbhandle)." (code: ".bzerrno($bzhandle).")");
|
|
break;
|
|
}
|
|
if (false !== $bz2_buffer && '' !== $bz2_buffer) {
|
|
if (false !== ($p = strpos($bz2_buffer, "\n"))) {
|
|
$buffer .= substr($bz2_buffer, 0, $p+1);
|
|
$bz2_buffer = substr($bz2_buffer, $p+1);
|
|
} else {
|
|
$buffer .= $bz2_buffer;
|
|
$bz2_buffer = '';
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
$buffer = rtrim($buffer);
|
|
} else {
|
|
$buffer = rtrim(gzgets($dbhandle, 1048576));
|
|
}
|
|
|
|
// Discard comments
|
|
if (empty($buffer) || '#' == substr($buffer, 0, 1) || preg_match('/^--(\s|$)/', substr($buffer, 0, 3))) {
|
|
if ('' == $this->old_siteurl && preg_match('/^\# Backup of: (http(.*))$/', $buffer, $matches)) {
|
|
$this->old_siteurl = untrailingslashit($matches[1]);
|
|
$updraftplus->log("Backup of: ".$this->old_siteurl);
|
|
$updraftplus->log(sprintf(__('Backup of: %s', 'updraftplus'), $this->old_siteurl), 'notice-restore', 'backup-of');
|
|
do_action('updraftplus_restore_db_record_old_siteurl', $this->old_siteurl);
|
|
|
|
$this->save_configuration_bundle();
|
|
|
|
} elseif (false === $this->created_by_version && preg_match('/^\# Created by UpdraftPlus version ([\d\.]+)/', $buffer, $matches)) {
|
|
$this->created_by_version = trim($matches[1]);
|
|
$updraftplus->log(__('Backup created by:', 'updraftplus').' '.$this->created_by_version, 'notice-restore', 'created-by');
|
|
$updraftplus->log('Backup created by: '.$this->created_by_version);
|
|
} elseif ('' == $this->old_home && preg_match('/^\# Home URL: (http(.*))$/', $buffer, $matches)) {
|
|
$this->old_home = untrailingslashit($matches[1]);
|
|
if ($this->old_siteurl && $this->old_home != $this->old_siteurl) {
|
|
$updraftplus->log(__('Site home:', 'updraftplus').' '.$this->old_home, 'notice-restore', 'site-home');
|
|
$updraftplus->log('Site home: '.$this->old_home);
|
|
}
|
|
do_action('updraftplus_restore_db_record_old_home', $this->old_home);
|
|
} elseif ('' == $this->old_content && preg_match('/^\# Content URL: (http(.*))$/', $buffer, $matches)) {
|
|
$this->old_content = untrailingslashit($matches[1]);
|
|
$updraftplus->log(__('Content URL:', 'updraftplus').' '.$this->old_content, 'notice-restore', 'content-url');
|
|
$updraftplus->log('Content URL: '.$this->old_content);
|
|
do_action('updraftplus_restore_db_record_old_content', $this->old_content);
|
|
} elseif ('' == $this->old_uploads && preg_match('/^\# Uploads URL: (http(.*))$/', $buffer, $matches)) {
|
|
$this->old_uploads = untrailingslashit($matches[1]);
|
|
$updraftplus->log(__('Uploads URL:', 'updraftplus').' '.$this->old_uploads, 'notice-restore', 'uploads-url');
|
|
$updraftplus->log('Uploads URL: '.$this->old_uploads);
|
|
do_action('updraftplus_restore_db_record_old_uploads', $this->old_uploads);
|
|
} elseif ('' == $this->old_table_prefix && (preg_match('/^\# Table prefix: (\S+)$/', $buffer, $matches) || preg_match('/^-- Table Prefix: (\S+)$/i', $buffer, $matches))) {
|
|
// We also support backwpup style:
|
|
// -- Table Prefix: wp_
|
|
$this->old_table_prefix = $matches[1];
|
|
$updraftplus->log(__('Old table prefix:', 'updraftplus').' '.$this->old_table_prefix, 'notice-restore', 'old-table-prefix');
|
|
$updraftplus->log("Old table prefix: ".$this->old_table_prefix);
|
|
} elseif (preg_match('/^\# Skipped tables: (.*)$/', $buffer, $matches)) {
|
|
$skipped_tables = explode(',', $matches[1]);
|
|
$updraftplus->log(__('Skipped tables:', 'updraftplus').' '.$matches[1], 'notice-restore', 'skipped-tables');
|
|
$updraftplus->log("Skipped tables: ".$matches[1]);
|
|
} elseif ($gathering_siteinfo && preg_match('/^\# Site info: (\S+)$/', $buffer, $matches)) {
|
|
if ('end' == $matches[1]) {
|
|
$gathering_siteinfo = false;
|
|
// Sanity checks
|
|
if (isset($old_siteinfo['multisite']) && !$old_siteinfo['multisite'] && is_multisite()) {
|
|
if (!class_exists('UpdraftPlusAddOn_MultiSite') || !class_exists('UpdraftPlus_Addons_Migrator')) {
|
|
return new WP_Error('missing_addons', sprintf(__('To import an ordinary WordPress site into a multisite installation requires %s.', 'updraftplus'), 'UpdraftPlus Premium'));
|
|
}
|
|
}
|
|
} elseif (preg_match('/^([^=]+)=(.*)$/', $matches[1], $kvmatches)) {
|
|
$key = $kvmatches[1];
|
|
$val = $kvmatches[2];
|
|
$updraftplus->log(__('Site information:', 'updraftplus')." $key = $val", 'notice-restore', 'site-information');
|
|
$updraftplus->log("Site information: $key=$val");
|
|
$old_siteinfo[$key] = $val;
|
|
if ('multisite' == $key) {
|
|
$this->ud_backup_is_multisite = ($val) ? 1 : 0;
|
|
}
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// Detect INSERT commands early, so that we can split them if necessary
|
|
if (preg_match('/^\s*(insert into \`?([^\`]*)\`?\s+(values|\())/i', $sql_line.$buffer, $matches)) {
|
|
$this->table_name = $matches[2];
|
|
$sql_type = 3;
|
|
$insert_prefix = $matches[1];
|
|
}
|
|
|
|
// Deal with case where adding this line will take us over the MySQL max_allowed_packet limit - must split, if we can (if it looks like consecutive rows)
|
|
// Allow a 100-byte margin for error (including searching/replacing table prefix)
|
|
if (3 == $sql_type && $sql_line && strlen($sql_line.$buffer) > ($this->max_allowed_packet - 100) && preg_match('/,\s*$/', $sql_line) && preg_match('/^\s*\(/', $buffer)) {
|
|
// Remove the final comma; replace with semi-colon
|
|
$sql_line = substr(rtrim($sql_line), 0, strlen($sql_line)-1).';';
|
|
if ('' != $this->old_table_prefix && $import_table_prefix != $this->old_table_prefix) $sql_line = $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $sql_line);
|
|
// Run the SQL command; then set up for the next one.
|
|
$this->line++;
|
|
$updraftplus->log(__("Split line to avoid exceeding maximum packet size", 'updraftplus')." (".strlen($sql_line)." + ".strlen($buffer)." : ".$this->max_allowed_packet.")", 'notice-restore');
|
|
$updraftplus->log("Split line to avoid exceeding maximum packet size (".strlen($sql_line)." + ".strlen($buffer)." : ".$this->max_allowed_packet.")");
|
|
$do_exec = $this->sql_exec($sql_line, $sql_type, $import_table_prefix);
|
|
if (is_wp_error($do_exec)) return $do_exec;
|
|
// Reset, then carry on
|
|
$sql_line = $insert_prefix." ";
|
|
}
|
|
|
|
$sql_line .= $buffer;
|
|
// Do we have a complete line yet? We used to just test the final character for ';' here (up to 1.8.12), but that was too unsophisticated
|
|
if ((3 == $sql_type && !preg_match('/\)\s*;$/', substr($sql_line, -3, 3))) || (3 != $sql_type && ';' != substr($sql_line, -1, 1))) continue;
|
|
|
|
$this->line++;
|
|
|
|
// We now have a complete line - process it
|
|
|
|
if (3 == $sql_type && $sql_line && strlen($sql_line) > $this->max_allowed_packet) {
|
|
$this->log_oversized_packet($sql_line);
|
|
// Reset
|
|
$sql_line = '';
|
|
$sql_type = -1;
|
|
// If this is the very first SQL line of the options table, we need to bail; it's essential
|
|
if (0 == $this->insert_statements_run && $restoring_table && $restoring_table == $import_table_prefix.'options') {
|
|
$updraftplus->log("Leaving maintenance mode");
|
|
$this->maintenance_mode(false);
|
|
return new WP_Error('initial_db_error', sprintf(__('An error occurred on the first %s command - aborting run', 'updraftplus'), 'INSERT (options)'));
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// The timed overhead of this is negligible
|
|
if (preg_match('/^\s*drop table (if exists )?\`?([^\`]*)\`?\s*;/i', $sql_line, $matches)) {
|
|
$sql_type = 1;
|
|
|
|
if (!isset($printed_new_table_prefix)) {
|
|
$import_table_prefix = $this->pre_sql_actions($import_table_prefix);
|
|
if (false === $import_table_prefix || is_wp_error($import_table_prefix)) return $import_table_prefix;
|
|
$printed_new_table_prefix = true;
|
|
}
|
|
|
|
$this->table_name = $matches[2];
|
|
|
|
// Legacy, less reliable - in case it was not caught before
|
|
if ('' == $this->old_table_prefix && preg_match('/^([a-z0-9]+)_.*$/i', $this->table_name, $tmatches)) {
|
|
$this->old_table_prefix = $tmatches[1].'_';
|
|
$updraftplus->log(__('Old table prefix:', 'updraftplus').' '.$this->old_table_prefix, 'notice-restore', 'old-table-prefix');
|
|
$updraftplus->log("Old table prefix (detected from first table): ".$this->old_table_prefix);
|
|
}
|
|
|
|
$this->new_table_name = ($this->old_table_prefix) ? $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $this->table_name) : $this->table_name;
|
|
|
|
if ('' != $this->old_table_prefix && $import_table_prefix != $this->old_table_prefix) {
|
|
$sql_line = $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $sql_line);
|
|
}
|
|
|
|
if (empty($matches[1])) {
|
|
// Seen with some foreign backups
|
|
$sql_line = preg_replace('/drop table/i', 'drop table if exists', $sql_line, 1);
|
|
}
|
|
|
|
$this->tables_been_dropped[] = $this->new_table_name;
|
|
|
|
} elseif (preg_match('/^\s*create table \`?([^\`\(]*)\`?\s*\(/i', $sql_line, $matches)) {
|
|
|
|
$sql_type = 2;
|
|
$this->insert_statements_run = 0;
|
|
$this->table_name = $matches[1];
|
|
|
|
// Legacy, less reliable - in case it was not caught before. We added it in here (CREATE) as well as in DROP because of SQL dumps which lack DROP statements.
|
|
if ('' == $this->old_table_prefix && preg_match('/^([a-z0-9]+)_.*$/i', $this->table_name, $tmatches)) {
|
|
$this->old_table_prefix = $tmatches[1].'_';
|
|
$updraftplus->log(__('Old table prefix:', 'updraftplus').' '.$this->old_table_prefix, 'notice-restore', 'old-table-prefix');
|
|
$updraftplus->log("Old table prefix (detected from creating first table): ".$this->old_table_prefix);
|
|
}
|
|
|
|
// MySQL 4.1 outputs TYPE=, but accepts ENGINE=; 5.1 onwards accept *only* ENGINE=
|
|
$sql_line = $updraftplus->str_lreplace('TYPE=', 'ENGINE=', $sql_line);
|
|
|
|
if (empty($printed_new_table_prefix)) {
|
|
$import_table_prefix = $this->pre_sql_actions($import_table_prefix);
|
|
if (false === $import_table_prefix || is_wp_error($import_table_prefix)) return $import_table_prefix;
|
|
$printed_new_table_prefix = true;
|
|
}
|
|
|
|
$this->new_table_name = ($this->old_table_prefix) ? $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $this->table_name) : $this->table_name;
|
|
|
|
// This CREATE TABLE command may be the de-facto mark for the end of processing a previous table (which is so if this is not the first table in the SQL dump)
|
|
if ($restoring_table) {
|
|
|
|
// Attempt to reconnect if the DB connection dropped (may not succeed, of course - but that will soon become evident)
|
|
$updraftplus->check_db_connection($this->wpdb_obj);
|
|
|
|
// After restoring the options table, we can set old_siteurl if on legacy (i.e. not already set)
|
|
if ($restoring_table == $import_table_prefix.'options') {
|
|
if ('' == $this->old_siteurl || '' == $this->old_home || '' == $this->old_content) {
|
|
global $updraftplus_addons_migrator;
|
|
if (!empty($updraftplus_addons_migrator->new_blogid)) switch_to_blog($updraftplus_addons_migrator->new_blogid);
|
|
|
|
if ('' == $this->old_siteurl) {
|
|
$this->old_siteurl = untrailingslashit($wpdb->get_row("SELECT option_value FROM $wpdb->options WHERE option_name='siteurl'")->option_value);
|
|
do_action('updraftplus_restore_db_record_old_siteurl', $this->old_siteurl);
|
|
}
|
|
if ('' == $this->old_home) {
|
|
$this->old_home = untrailingslashit($wpdb->get_row("SELECT option_value FROM $wpdb->options WHERE option_name='home'")->option_value);
|
|
do_action('updraftplus_restore_db_record_old_home', $this->old_home);
|
|
}
|
|
if ('' == $this->old_content) {
|
|
$this->old_content = $this->old_siteurl.'/wp-content';
|
|
do_action('updraftplus_restore_db_record_old_content', $this->old_content);
|
|
}
|
|
if (!empty($updraftplus_addons_migrator->new_blogid)) restore_current_blog();
|
|
}
|
|
}
|
|
|
|
if ($restoring_table != $this->new_table_name) $this->restored_table($restoring_table, $import_table_prefix, $this->old_table_prefix);
|
|
|
|
}
|
|
$engine = "(?)";
|
|
$engine_change_message = '';
|
|
if (preg_match('/ENGINE=([^\s;]+)/', $sql_line, $eng_match)) {
|
|
$engine = $eng_match[1];
|
|
if (isset($supported_engines[$engine])) {
|
|
if ('myisam' == strtolower($engine)) {
|
|
$sql_line = preg_replace('/PAGE_CHECKSUM=\d\s?/', '', $sql_line, 1);
|
|
}
|
|
} else {
|
|
$engine_change_message = sprintf(__('Requested table engine (%s) is not present - changing to MyISAM.', 'updraftplus'), $engine)."<br>";
|
|
$sql_line = $updraftplus->str_lreplace("ENGINE=$eng_match", "ENGINE=MyISAM", $sql_line);
|
|
// Remove (M)aria options
|
|
if ('maria' == strtolower($engine) || 'aria' == strtolower($engine)) {
|
|
$sql_line = preg_replace('/PAGE_CHECKSUM=\d\s?/', '', $sql_line, 1);
|
|
$sql_line = preg_replace('/TRANSACTIONAL=\d\s?/', '', $sql_line, 1);
|
|
}
|
|
}
|
|
}
|
|
$charset_change_message = '';
|
|
if (preg_match('/ CHARSET=([^\s;]+)/i', $sql_line, $charset_match)) {
|
|
$charset = $charset_match[1];
|
|
if (!isset($supported_charsets[$charset])) {
|
|
$charset_change_message = sprintf(__('Requested table character set (%s) is not present - changing to %s.', 'updraftplus'), esc_html($charset), esc_html($this->ud_restore_options['updraft_restorer_charset']));
|
|
$sql_line = $updraftplus->str_lreplace("CHARSET=$charset", "CHARSET=".$this->ud_restore_options['updraft_restorer_charset'], $sql_line);
|
|
// Allow default COLLLATE to database
|
|
if (preg_match('/ COLLATE=([^\s;]+)/i', $sql_line, $collate_match)) {
|
|
$collate = $collate_match[1];
|
|
$sql_line = $updraftplus->str_lreplace(" COLLATE=$collate", "", $sql_line);
|
|
}
|
|
}
|
|
}
|
|
$collate_change_message = '';
|
|
$unsupported_collates_in_sql_line = array();
|
|
if (!empty($updraft_restorer_collate) && preg_match('/ COLLATE=([^\s]+)/i', $sql_line, $collate_match)) {
|
|
$collate = $collate_match[1];
|
|
if (!isset($supported_collations[$collate])) {
|
|
$unsupported_collates_in_sql_line[] = $collate;
|
|
$sql_line = $updraftplus->str_lreplace("COLLATE=$collate", "COLLATE=".$updraft_restorer_collate, $sql_line, false);
|
|
}
|
|
}
|
|
if (!empty($updraft_restorer_collate) && preg_match_all('/ COLLATE ([a-zA-Z0-9._-]+) /i', $sql_line, $collate_matches)) {
|
|
$collates = array_unique($collate_matches[1]);
|
|
foreach ($collates as $collate) {
|
|
if (!isset($supported_collations[$collate])) {
|
|
$unsupported_collates_in_sql_line[] = $collate;
|
|
$sql_line = str_ireplace("COLLATE $collate ", "COLLATE ".$updraft_restorer_collate." ", $sql_line);
|
|
}
|
|
}
|
|
}
|
|
if (!empty($updraft_restorer_collate) && preg_match_all('/ COLLATE ([a-zA-Z0-9._-]+),/i', $sql_line, $collate_matches)) {
|
|
$collates = array_unique($collate_matches[1]);
|
|
foreach ($collates as $collate) {
|
|
if (!isset($supported_collations[$collate])) {
|
|
$unsupported_collates_in_sql_line[] = $collate;
|
|
$sql_line = str_ireplace("COLLATE $collate,", "COLLATE ".$updraft_restorer_collate.",", $sql_line);
|
|
}
|
|
}
|
|
}
|
|
if (count($unsupported_collates_in_sql_line) > 0) {
|
|
$unsupported_unique_collates_in_sql_line = array_unique($unsupported_collates_in_sql_line);
|
|
$collate_change_message = sprintf(_n('Requested table collation (%1$s) is not present - changing to %2$s.', 'Requested table collations (%1$s) are not present - changing to %2$s.', count($unsupported_unique_collates_in_sql_line), 'updraftplus'), esc_html(implode(', ', $unsupported_unique_collates_in_sql_line)), esc_html($this->ud_restore_options['updraft_restorer_collate']));
|
|
}
|
|
$print_line = sprintf(__('Processing table (%s)', 'updraftplus'), $engine).": ".$this->table_name;
|
|
$logline = "Processing table ($engine): ".$this->table_name;
|
|
if ('' != $this->old_table_prefix && $import_table_prefix != $this->old_table_prefix) {
|
|
if ($this->restore_this_table($this->table_name)) {
|
|
$print_line .= ' - '.__('will restore as:', 'updraftplus').' '.htmlspecialchars($this->new_table_name);
|
|
$logline .= " - will restore as: ".$this->new_table_name;
|
|
} else {
|
|
$logline .= ' - skipping';
|
|
}
|
|
$sql_line = $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $sql_line);
|
|
}
|
|
$updraftplus->log($logline);
|
|
$updraftplus->log($print_line, 'notice-restore');
|
|
$restoring_table = $this->new_table_name;
|
|
if ($charset_change_message) $updraftplus->log($charset_change_message, 'notice-restore');
|
|
if ($collate_change_message) $updraftplus->log($collate_change_message, 'notice-restore');
|
|
if ($engine_change_message) $updraftplus->log($engine_change_message, 'notice-restore');
|
|
|
|
} elseif (preg_match('/^\s*(insert into \`?([^\`]*)\`?\s+(values|\())/i', $sql_line, $matches)) {
|
|
$sql_type = 3;
|
|
$this->table_name = $matches[2];
|
|
if ('' != $this->old_table_prefix && $import_table_prefix != $this->old_table_prefix) $sql_line = $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $sql_line);
|
|
} elseif (preg_match('/^\s*(\/\*\!40000 )?(alter|lock) tables? \`?([^\`\(]*)\`?\s+(write|disable|enable)/i', $sql_line, $matches)) {
|
|
// Only binary mysqldump produces this pattern (LOCK TABLES `table` WRITE, ALTER TABLE `table` (DISABLE|ENABLE) KEYS)
|
|
$sql_type = 4;
|
|
if ('' != $this->old_table_prefix && $import_table_prefix != $this->old_table_prefix) $sql_line = $updraftplus->str_replace_once($this->old_table_prefix, $import_table_prefix, $sql_line);
|
|
} elseif (preg_match('/^(un)?lock tables/i', $sql_line)) {
|
|
// BackWPup produces these
|
|
$sql_type = 5;
|
|
} elseif (preg_match('/^(create|drop) database /i', $sql_line)) {
|
|
// WPB2D produces these, as do some phpMyAdmin dumps
|
|
$sql_type = 6;
|
|
} elseif (preg_match('/^use /i', $sql_line)) {
|
|
// WPB2D produces these, as do some phpMyAdmin dumps
|
|
$sql_type = 7;
|
|
} elseif (preg_match('#/\*\!40\d+ SET NAMES (.*)\*\/#', $sql_line, $smatches)) {
|
|
$sql_type = 8;
|
|
$this->set_names = rtrim($smatches[1]);
|
|
} else {
|
|
// Prevent the previous value of $sql_type being retained for an unknown type
|
|
$sql_type = 0;
|
|
}
|
|
|
|
if (6 != $sql_type && 7 != $sql_type) {
|
|
$do_exec = $this->sql_exec($sql_line, $sql_type);
|
|
if (is_wp_error($do_exec)) return $do_exec;
|
|
} else {
|
|
$updraftplus->log("Skipped SQL statement (unwanted type=$sql_type): $sql_line");
|
|
}
|
|
|
|
// Reset
|
|
$sql_line = '';
|
|
$sql_type = -1;
|
|
|
|
}
|
|
|
|
if (!empty($this->lock_forbidden)) {
|
|
$updraftplus->log("Leaving maintenance mode");
|
|
} else {
|
|
$updraftplus->log("Unlocking database and leaving maintenance mode");
|
|
$this->unlock_tables();
|
|
}
|
|
$this->maintenance_mode(false);
|
|
|
|
if ($restoring_table) $this->restored_table($restoring_table, $import_table_prefix, $this->old_table_prefix);
|
|
|
|
$time_taken = microtime(true) - $this->start_time;
|
|
$updraftplus->log_e('Finished: lines processed: %d in %.2f seconds', $this->line, $time_taken);
|
|
if ($is_plain) {
|
|
fclose($dbhandle);
|
|
} elseif ($is_bz2) {
|
|
bzclose($dbhandle);
|
|
} else {
|
|
gzclose($dbhandle);
|
|
}
|
|
|
|
global $wp_filesystem;
|
|
|
|
$wp_filesystem->delete($working_dir.'/'.$db_basename, false, 'f');
|
|
return true;
|
|
|
|
}
|
|
|
|
private function lock_table($table) {
|
|
|
|
// Not yet working
|
|
return true;
|
|
|
|
global $updraftplus;
|
|
$table = $updraftplus->backquote($table);
|
|
|
|
if ($this->use_wpdb()) {
|
|
$req = $wpdb->query("LOCK TABLES $table WRITE;");
|
|
} else {
|
|
if ($this->use_mysqli) {
|
|
$req = mysqli_query($this->mysql_dbh, "LOCK TABLES $table WRITE;");
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
$req = mysql_unbuffered_query("LOCK TABLES $table WRITE;", $this->mysql_dbh);
|
|
}
|
|
if (!$req) {
|
|
// @codingStandardsIgnoreLine
|
|
$lock_error_no = $this->use_mysqli ? mysqli_errno($this->mysql_dbh) : mysql_errno($this->mysql_dbh);
|
|
}
|
|
}
|
|
if (!$req && ($this->use_wpdb() || 1142 === $lock_error_no)) {
|
|
// Permission denied
|
|
return 1142;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public function unlock_tables() {
|
|
return;
|
|
// Not yet working
|
|
if ($this->use_wpdb()) {
|
|
$wpdb->query("UNLOCK TABLES;");
|
|
} elseif ($this->use_mysqli) {
|
|
$req = mysqli_query($this->mysql_dbh, "UNLOCK TABLES;");
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
$req = mysql_unbuffered_query("UNLOCK TABLES;");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Save configuration bundle, ready to restore it once the options table has been restored
|
|
*/
|
|
private function save_configuration_bundle() {
|
|
$this->configuration_bundle = array();
|
|
// Some items must always be saved + restored; others only on a migration
|
|
// Remember, if modifying this, that a restoration can include restoring a destroyed site from a backup onto a fresh WP install on the same URL. So, it is not necessarily desirable to retain the current settings and drop the ones in the backup.
|
|
$keys_to_save = array('updraft_remotesites', 'updraft_migrator_localkeys', 'updraft_central_localkeys');
|
|
|
|
if ($this->old_siteurl != $this->our_siteurl || @constant('UPDRAFTPLUS_RESTORE_ALL_SETTINGS')) {
|
|
global $updraftplus;
|
|
$keys_to_save = array_merge($keys_to_save, $updraftplus->get_settings_keys());
|
|
$keys_to_save[] = 'updraft_backup_history';
|
|
}
|
|
|
|
foreach ($keys_to_save as $key) {
|
|
$this->configuration_bundle[$key] = UpdraftPlus_Options::get_updraft_option($key);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* The table here is just for logging/info. The actual restoration itself is done via the standard options class.
|
|
*
|
|
* @param string $table specific table
|
|
*/
|
|
private function restore_configuration_bundle($table) {
|
|
|
|
if (!is_array($this->configuration_bundle)) return;
|
|
global $updraftplus;
|
|
$updraftplus->log("Restoring prior UD configuration (table: $table; keys: ".count($this->configuration_bundle).")");
|
|
foreach ($this->configuration_bundle as $key => $value) {
|
|
UpdraftPlus_Options::delete_updraft_option($key);
|
|
UpdraftPlus_Options::update_updraft_option($key, $value);
|
|
}
|
|
}
|
|
|
|
private function log_oversized_packet($sql_line) {
|
|
global $updraftplus;
|
|
$logit = substr($sql_line, 0, 100);
|
|
$updraftplus->log(sprintf("An SQL line that is larger than the maximum packet size and cannot be split was found: %s", '('.strlen($sql_line).', '.$logit.' ...)'));
|
|
|
|
$updraftplus->log(__('Warning:', 'updraftplus').' '.sprintf(__("An SQL line that is larger than the maximum packet size and cannot be split was found; this line will not be processed, but will be dropped: %s", 'updraftplus'), '('.strlen($sql_line).', '.$this->max_allowed_packet.', '.$logit.' ...)'), 'notice-restore');
|
|
}
|
|
|
|
private function restore_this_table($table_name) {
|
|
|
|
global $updraftplus;
|
|
$unprefixed_table_name = substr($table_name, strlen($this->old_table_prefix));
|
|
|
|
// First, check whether it's a multisite site which we're not restoring. This is stored in restore_this_site (once we know the site).
|
|
if (!empty($this->ud_multisite_selective_restore)) {
|
|
if (preg_match('/^(\d+)_.*$/', $unprefixed_table_name, $matches)) {
|
|
$site_id = $matches[1];
|
|
|
|
if (!isset($this->restore_this_site[$site_id])) {
|
|
$this->restore_this_site[$site_id] = apply_filters(
|
|
'updraftplus_restore_this_site',
|
|
true,
|
|
$site_id,
|
|
$unprefixed_table_name,
|
|
$this->ud_restore_options
|
|
);
|
|
}
|
|
|
|
if (false === $this->restore_this_site[$site_id]) {
|
|
// The first time it's looked into, it gets logged
|
|
$updraftplus->log_e('Skipping site %s: this table (%s) and others from the site will not be restored', $site_id, $table_name);
|
|
$this->restore_this_site[$site_id] = 0;
|
|
}
|
|
|
|
if (!$this->restore_this_site[$site_id]) {
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// Secondly, if we're still intending to proceed, check the table specifically
|
|
if (!isset($this->restore_this_table[$table_name])) {
|
|
|
|
$this->restore_this_table[$table_name] = apply_filters(
|
|
'updraftplus_restore_this_table',
|
|
true,
|
|
$unprefixed_table_name,
|
|
$this->ud_restore_options
|
|
);
|
|
|
|
if (false === $this->restore_this_table[$table_name]) {
|
|
// The first time it's looked into, it gets logged
|
|
$updraftplus->log_e('Skipping table %s: this table will not be restored', $table_name);
|
|
$this->restore_this_table[$table_name] = 0;
|
|
}
|
|
|
|
}
|
|
|
|
return $this->restore_this_table[$table_name];
|
|
}
|
|
|
|
/**
|
|
* UPDATE is sql_type=5 (not used in the function, but used in Migrator and so noted here for reference)
|
|
* $import_table_prefix is only use in one place in this function (long INSERTs), and otherwise need/should not be supplied
|
|
*
|
|
* @param string $sql_line sql line to execute
|
|
* @param integer $sql_type sql type
|
|
* @param string $import_table_prefix import type prefix
|
|
* @param boolean $check_skipping if true, then check whether the table is on the list of tables to skip
|
|
* @return Boolean|WP_Error|Void
|
|
*/
|
|
public function sql_exec($sql_line, $sql_type, $import_table_prefix = '', $check_skipping = true) {
|
|
|
|
global $wpdb, $updraftplus;
|
|
|
|
if ($check_skipping && !empty($this->table_name) && !$this->restore_this_table($this->table_name)) return;
|
|
|
|
$ignore_errors = false;
|
|
// Type 2 = CREATE TABLE
|
|
if (2 == $sql_type && $this->create_forbidden) {
|
|
$updraftplus->log_e('Cannot create new tables, so skipping this command (%s)', htmlspecialchars($sql_line));
|
|
$req = true;
|
|
} else {
|
|
|
|
if (2 == $sql_type && !$this->drop_forbidden) {
|
|
// We choose, for now, to be very conservative - we only do the apparently-missing drop if we have never seen any drop - i.e. assume that in SQL dumps with missing DROPs, that it's because there are no DROPs at all
|
|
if (!in_array($this->new_table_name, $this->tables_been_dropped)) {
|
|
$updraftplus->log_e('Table to be implicitly dropped: %s', $this->new_table_name);
|
|
$this->sql_exec('DROP TABLE IF EXISTS '.$updraftplus->backquote($this->new_table_name), 1, '', false);
|
|
$this->tables_been_dropped[] = $this->new_table_name;
|
|
}
|
|
}
|
|
|
|
// Type 1 = DROP TABLE
|
|
if (1 == $sql_type) {
|
|
if ($this->drop_forbidden) {
|
|
$sql_line = "DELETE FROM ".$updraftplus->backquote($this->new_table_name);
|
|
$updraftplus->log_e('Cannot drop tables, so deleting instead (%s)', $sql_line);
|
|
$ignore_errors = true;
|
|
}
|
|
}
|
|
|
|
if (3 == $sql_type && $sql_line && strlen($sql_line) > $this->max_allowed_packet) {
|
|
$this->log_oversized_packet($sql_line);
|
|
// If this is the very first SQL line of the options table, we need to bail; it's essential
|
|
$this->errors++;
|
|
if (0 == $this->insert_statements_run && $this->new_table_name && $this->new_table_name == $import_table_prefix.'options') {
|
|
$updraftplus->log("Leaving maintenance mode");
|
|
$this->maintenance_mode(false);
|
|
return new WP_Error('initial_db_error', sprintf(__('An error occurred on the first %s command - aborting run', 'updraftplus'), 'INSERT (options)'));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
if ($this->use_wpdb()) {
|
|
$req = $wpdb->query($sql_line);
|
|
// WPDB, for several query types, returns the number of rows changed; in distinction from an error, indicated by (bool)false
|
|
if (0 === $req) {
|
|
$req = true;
|
|
}
|
|
if (!$req) $this->last_error = $wpdb->last_error;
|
|
} else {
|
|
if ($this->use_mysqli) {
|
|
$req = mysqli_query($this->mysql_dbh, $sql_line);
|
|
if (!$req) $this->last_error = mysqli_error($this->mysql_dbh);
|
|
} else {
|
|
// @codingStandardsIgnoreLine
|
|
$req = mysql_unbuffered_query($sql_line, $this->mysql_dbh);
|
|
// @codingStandardsIgnoreLine
|
|
if (!$req) $this->last_error = mysql_error($this->mysql_dbh);
|
|
}
|
|
}
|
|
if (3 == $sql_type) $this->insert_statements_run++;
|
|
if (1 == $sql_type) $this->tables_been_dropped[] = $this->new_table_name;
|
|
$this->statements_run++;
|
|
}
|
|
|
|
if (!$req) {
|
|
if (!$ignore_errors) $this->errors++;
|
|
$print_err = (strlen($sql_line) > 100) ? substr($sql_line, 0, 100).' ...' : $sql_line;
|
|
$updraftplus->log(sprintf(_x('An error (%s) occurred:', 'The user is being told the number of times an error has happened, e.g. An error (27) occurred', 'updraftplus'), $this->errors)." - ".$this->last_error." - ".__('the database query being run was:', 'updraftplus').' '.$print_err, 'notice-restore');
|
|
$updraftplus->log("An error (".$this->errors.") occurred: ".$this->last_error." - SQL query was (type=$sql_type): ".substr($sql_line, 0, 65536));
|
|
|
|
// First command is expected to be DROP TABLE
|
|
if (1 == $this->errors && 2 == $sql_type && 0 == $this->tables_created) {
|
|
if ($this->drop_forbidden) {
|
|
$updraftplus->log_e("Create table failed - probably because there is no permission to drop tables and the table already exists; will continue");
|
|
} else {
|
|
$updraftplus->log("Leaving maintenance mode");
|
|
$this->maintenance_mode(false);
|
|
return new WP_Error('initial_db_error', sprintf(__('An error occurred on the first %s command - aborting run', 'updraftplus'), 'CREATE TABLE'));
|
|
}
|
|
} elseif (2 == $sql_type && 0 == $this->tables_created && $this->drop_forbidden) {
|
|
// Decrease error counter again; otherwise, we'll cease if there are >=50 tables
|
|
if (!$ignore_errors) $this->errors--;
|
|
} elseif (8 == $sql_type && 1 == $this->errors) {
|
|
$updraftplus->log("Aborted: SET NAMES ".$this->set_names." failed: maintenance mode");
|
|
$this->maintenance_mode(false);
|
|
$extra_msg = '';
|
|
$dbv = $wpdb->db_version();
|
|
if (strtolower($this->set_names) == 'utf8mb4' && $dbv && version_compare($dbv, '5.2.0', '<=')) {
|
|
$extra_msg = ' '.__('This problem is caused by trying to restore a database on a very old MySQL version that is incompatible with the source database.', 'updraftplus').' '.sprintf(__('This database needs to be deployed on MySQL version %s or later.', 'updraftplus'), '5.5');
|
|
}
|
|
return new WP_Error('initial_db_error', sprintf(__('An error occurred on the first %s command - aborting run', 'updraftplus'), 'SET NAMES').'. '.sprintf(__('To use this backup, your database server needs to support the %s character set.', 'updraftplus'), $this->set_names).$extra_msg);
|
|
}
|
|
|
|
if ($this->errors > 49) {
|
|
$this->maintenance_mode(false);
|
|
return new WP_Error('too_many_db_errors', __('Too many database errors have occurred - aborting', 'updraftplus'));
|
|
}
|
|
} elseif (2 == $sql_type) {
|
|
if (!$this->lock_forbidden) $this->lock_table($this->new_table_name);
|
|
$this->tables_created++;
|
|
do_action('updraftplus_creating_table', $this->new_table_name);
|
|
}
|
|
|
|
if ($this->line >0 && ($this->line)%50 == 0) {
|
|
if ($this->line > $this->line_last_logged && (($this->line)%250 == 0 || $this->line < 250)) {
|
|
$this->line_last_logged = $this->line;
|
|
$time_taken = microtime(true) - $this->start_time;
|
|
$updraftplus->log_e('Database queries processed: %d in %.2f seconds', $this->line, $time_taken);
|
|
}
|
|
}
|
|
return $req;
|
|
}
|
|
|
|
private function flush_rewrite_rules() {
|
|
|
|
// We have to deal with the fact that the procedures used call get_option, which could be looking at the wrong table prefix, or have the wrong thing cached
|
|
|
|
global $updraftplus_addons_migrator;
|
|
if (!empty($updraftplus_addons_migrator->new_blogid)) switch_to_blog($updraftplus_addons_migrator->new_blogid);
|
|
|
|
foreach (array('permalink_structure', 'rewrite_rules', 'page_on_front') as $opt) {
|
|
add_filter('pre_option_'.$opt, array($this, 'option_filter_'.$opt));
|
|
}
|
|
|
|
global $wp_rewrite;
|
|
$wp_rewrite->init();
|
|
// Don't do this: it will cause rules created by plugins that weren't active at the start of the restore run to be lost
|
|
// flush_rewrite_rules(true);
|
|
|
|
if (function_exists('save_mod_rewrite_rules')) save_mod_rewrite_rules();
|
|
if (function_exists('iis7_save_url_rewrite_rules')) iis7_save_url_rewrite_rules();
|
|
|
|
foreach (array('permalink_structure', 'rewrite_rules', 'page_on_front') as $opt) {
|
|
remove_filter('pre_option_'.$opt, array($this, 'option_filter_'.$opt));
|
|
}
|
|
|
|
if (!empty($updraftplus_addons_migrator->new_blogid)) restore_current_blog();
|
|
|
|
}
|
|
|
|
private function restored_table($table, $import_table_prefix, $old_table_prefix) {
|
|
|
|
$table_without_prefix = substr($table, strlen($import_table_prefix));
|
|
|
|
if (isset($this->restore_this_table[$old_table_prefix.$table_without_prefix]) && !$this->restore_this_table[$old_table_prefix.$table_without_prefix]) return;
|
|
|
|
global $wpdb, $updraftplus;
|
|
|
|
if ($table == $import_table_prefix.UpdraftPlus_Options::options_table()) {
|
|
// This became necessary somewhere around WP 4.5 - otherwise deleting and re-saving options stopped working
|
|
wp_cache_flush();
|
|
$this->restore_configuration_bundle($table);
|
|
}
|
|
|
|
if (preg_match('/^([\d+]_)?options$/', substr($table, strlen($import_table_prefix)), $matches)) {
|
|
// The second prefix here used to have a '!$this->is_multisite' on it (i.e. 'options' table on non-multisite). However, the user_roles entry exists in the main options table on multisite too.
|
|
if (($this->is_multisite && !empty($matches[1])) || $table == $import_table_prefix.'options') {
|
|
|
|
$mprefix = empty($matches[1]) ? '' : $matches[1];
|
|
|
|
$new_table_name = $import_table_prefix.$mprefix."options";
|
|
|
|
// WordPress has an option name predicated upon the table prefix. Yuk.
|
|
if ($import_table_prefix != $old_table_prefix) {
|
|
$updraftplus->log("Table prefix has changed: changing options table field(s) accordingly (".$mprefix."options)");
|
|
$print_line = sprintf(__('Table prefix has changed: changing %s table field(s) accordingly:', 'updraftplus'), 'option').' ';
|
|
if (false === $wpdb->query("UPDATE $new_table_name SET option_name='${import_table_prefix}".$mprefix."user_roles' WHERE option_name='${old_table_prefix}".$mprefix."user_roles' LIMIT 1")) {
|
|
$print_line .= __('Error', 'updraftplus');
|
|
$updraftplus->log("Error when changing options table fields: ".$wpdb->last_error);
|
|
} else {
|
|
$updraftplus->log("Options table fields changed OK");
|
|
$print_line .= __('OK', 'updraftplus');
|
|
}
|
|
$updraftplus->log($print_line, 'notice-restore');
|
|
}
|
|
|
|
// Now deal with the situation where the imported database sets a new over-ride upload_path that is absolute - which may not be wanted
|
|
$new_upload_path = $wpdb->get_row($wpdb->prepare("SELECT option_value FROM ${import_table_prefix}".$mprefix."options WHERE option_name = %s LIMIT 1", 'upload_path'));
|
|
$new_upload_path = (is_object($new_upload_path)) ? $new_upload_path->option_value : '';
|
|
// The danger situation is absolute and points somewhere that is now perhaps not accessible at all
|
|
|
|
if (!empty($new_upload_path) && $new_upload_path != $this->prior_upload_path && (strpos($new_upload_path, '/') === 0) || preg_match('#^[A-Za-z]:[/\\\]#', $new_upload_path)) {
|
|
|
|
// $this->old_siteurl != untrailingslashit(site_url()) is not a perfect proxy for "is a migration" (other possibilities exist), but since the upload_path option should not exist since WP 3.5 anyway, the chances of other possibilities are vanishingly small
|
|
if (!file_exists($new_upload_path) || $this->old_siteurl != $this->our_siteurl) {
|
|
|
|
if (!file_exists($new_upload_path)) {
|
|
$updraftplus->log_e("Uploads path (%s) does not exist - resetting (%s)", $new_upload_path, $this->prior_upload_path);
|
|
} else {
|
|
$updraftplus->log_e("Uploads path (%s) has changed during a migration - resetting (to: %s)", $new_upload_path, $this->prior_upload_path);
|
|
}
|
|
if (false === $wpdb->query($wpdb->prepare("UPDATE ${import_table_prefix}".$mprefix."options SET option_value='%s' WHERE option_name='upload_path' LIMIT 1", array($this->prior_upload_path)))) {
|
|
$updraftplus->log(__('Error', 'updraftplus'), 'notice-restore');
|
|
$updraftplus->log("Error when changing upload path: ".$wpdb->last_error);
|
|
$updraftplus->log("Failed");
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO:Do on all WPMU tables
|
|
if ($table == $import_table_prefix.'options') {
|
|
// Bad plugin that hard-codes path references - https://wordpress.org/plugins/custom-content-type-manager/
|
|
$cctm_data = $wpdb->get_row($wpdb->prepare("SELECT option_value FROM $new_table_name WHERE option_name = %s LIMIT 1", 'cctm_data'));
|
|
if (!empty($cctm_data->option_value)) {
|
|
$cctm_data = maybe_unserialize($cctm_data->option_value);
|
|
if (is_array($cctm_data) && !empty($cctm_data['cache']) && is_array($cctm_data['cache'])) {
|
|
$cctm_data['cache'] = array();
|
|
$updraftplus->log_e("Custom content type manager plugin data detected: clearing option cache");
|
|
update_option('cctm_data', $cctm_data);
|
|
}
|
|
}
|
|
// Another - http://www.elegantthemes.com/gallery/elegant-builder/
|
|
$elegant_data = $wpdb->get_row($wpdb->prepare("SELECT option_value FROM $new_table_name WHERE option_name = %s LIMIT 1", 'et_images_temp_folder'));
|
|
if (!empty($elegant_data->option_value)) {
|
|
$dbase = basename($elegant_data->option_value);
|
|
$wp_upload_dir = wp_upload_dir();
|
|
$edir = $wp_upload_dir['basedir'];
|
|
if (!is_dir($edir.'/'.$dbase)) @mkdir($edir.'/'.$dbase);
|
|
$updraftplus->log_e("Elegant themes theme builder plugin data detected: resetting temporary folder");
|
|
update_option('et_images_temp_folder', $edir.'/'.$dbase);
|
|
}
|
|
}
|
|
|
|
// The gantry menu plugin sometimes uses too-long transient names, causing the timeout option to be missing; and hence the transient becomes permanent.
|
|
// WP 3.4 onwards has $wpdb->delete(). But we support 3.2 onwards.
|
|
$wpdb->query("DELETE FROM $new_table_name WHERE option_name LIKE '_transient_gantry-menu%' OR option_name LIKE '_transient_timeout_gantry-menu%'");
|
|
|
|
// Jetpack: see: https://wordpress.org/support/topic/issues-with-dev-site
|
|
if ($this->old_siteurl != $this->our_siteurl) {
|
|
$wpdb->query("DELETE FROM $new_table_name WHERE option_name = 'jetpack_options'");
|
|
}
|
|
|
|
}
|
|
|
|
} elseif ($import_table_prefix != $old_table_prefix && preg_match('/^([\d+]_)?usermeta$/', substr($table, strlen($import_table_prefix)), $matches)) {
|
|
|
|
// This table is not a per-site table, but per-install
|
|
|
|
$updraftplus->log("Table prefix has changed: changing usermeta table field(s) accordingly");
|
|
|
|
$print_line = sprintf(__('Table prefix has changed: changing %s table field(s) accordingly:', 'updraftplus'), 'usermeta').' ';
|
|
|
|
$errors_occurred = false;
|
|
|
|
if (false === strpos($old_table_prefix, '_')) {
|
|
// Old, slow way: do it row-by-row
|
|
// By Jul 2015, doing this on the updraftplus.com database took 20 minutes on a slow test machine
|
|
$old_prefix_length = strlen($old_table_prefix);
|
|
|
|
$um_sql = "SELECT umeta_id, meta_key
|
|
FROM ${import_table_prefix}usermeta
|
|
WHERE meta_key
|
|
LIKE '".str_replace('_', '\_', $old_table_prefix)."%'";
|
|
$meta_keys = $wpdb->get_results($um_sql);
|
|
|
|
foreach ($meta_keys as $meta_key) {
|
|
// Create new meta key
|
|
$new_meta_key = $import_table_prefix . substr($meta_key->meta_key, $old_prefix_length);
|
|
|
|
$query = "UPDATE " . $import_table_prefix . "usermeta
|
|
SET meta_key='".$new_meta_key."'
|
|
WHERE umeta_id=".$meta_key->umeta_id;
|
|
|
|
if (false === $wpdb->query($query)) $errors_occurred = true;
|
|
}
|
|
} else {
|
|
// New, fast way: do it in a single query
|
|
$sql = "UPDATE ${import_table_prefix}usermeta SET meta_key = REPLACE(meta_key, '$old_table_prefix', '${import_table_prefix}') WHERE meta_key LIKE '".str_replace('_', '\_', $old_table_prefix)."%';";
|
|
if (false === $wpdb->query($sql)) $errors_occurred = true;
|
|
}
|
|
|
|
if ($errors_occurred) {
|
|
$updraftplus->log("Error when changing usermeta table fields");
|
|
$print_line .= __('Error', 'updraftplus');
|
|
} else {
|
|
$updraftplus->log("Usermeta table fields changed OK");
|
|
$print_line .= __('OK', 'updraftplus');
|
|
}
|
|
$updraftplus->log($print_line, 'notice-restore');
|
|
|
|
}
|
|
|
|
do_action('updraftplus_restored_db_table', $table, $import_table_prefix);
|
|
|
|
// Re-generate permalinks. Do this last - i.e. make sure everything else is fixed up first.
|
|
if ($table == $import_table_prefix.'options') $this->flush_rewrite_rules();
|
|
|
|
}
|
|
}
|
|
|
|
// The purpose of this is that, in a certain case, we want to forbid the "move" operation from doing a copy/delete if a direct move fails... because we have our own method for retrying (and don't want to risk copying a tonne of data if we can avoid it)
|
|
if (!class_exists('WP_Filesystem_Direct')) {
|
|
if (!class_exists('WP_Filesystem_Base')) include_once(ABSPATH.'wp-admin/includes/class-wp-filesystem-base.php');
|
|
include_once(ABSPATH.'wp-admin/includes/class-wp-filesystem-direct.php');
|
|
}
|
|
class UpdraftPlus_WP_Filesystem_Direct extends WP_Filesystem_Direct {
|
|
|
|
public function move($source, $destination, $overwrite = false) {
|
|
if (!$overwrite && $this->exists($destination))
|
|
return false;
|
|
|
|
// try using rename first. if that fails (for example, source is read only) try copy
|
|
if (@rename($source, $destination))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!class_exists('WP_Upgrader_Skin')) require_once(ABSPATH.'wp-admin/includes/class-wp-upgrader.php');
|
|
class Updraft_Restorer_Skin extends WP_Upgrader_Skin {
|
|
|
|
// @codingStandardsIgnoreStart
|
|
public function header() {}
|
|
public function footer() {}
|
|
public function bulk_header() {}
|
|
public function bulk_footer() {}
|
|
// @codingStandardsIgnoreEnd
|
|
|
|
/**
|
|
* return error
|
|
*
|
|
* @param string $error error message
|
|
* @return string
|
|
*/
|
|
public function error($error) {
|
|
if (!$error) return;
|
|
global $updraftplus;
|
|
if (is_wp_error($error)) {
|
|
$updraftplus->log_wp_error($error, true);
|
|
} elseif (is_string($error)) {
|
|
$updraftplus->log($error);
|
|
$updraftplus->log($error, 'warning-restore');
|
|
}
|
|
}
|
|
|
|
public function feedback($string) {
|
|
|
|
if (isset($this->upgrader->strings[$string])) {
|
|
$string = $this->upgrader->strings[$string];
|
|
}
|
|
|
|
if (false !== strpos($string, '%')) {
|
|
$args = func_get_args();
|
|
$args = array_splice($args, 1);
|
|
if ($args) {
|
|
$args = array_map('strip_tags', $args);
|
|
$args = array_map('esc_html', $args);
|
|
$string = vsprintf($string, $args);
|
|
}
|
|
}
|
|
if (empty($string)) return;
|
|
|
|
global $updraftplus;
|
|
$updraftplus->log_e($string);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get a protected property
|
|
*/
|
|
class UpdraftPlus_WPDB extends wpdb {
|
|
|
|
public function updraftplus_getdbh() {
|
|
return $this->dbh;
|
|
}
|
|
|
|
/**
|
|
* Return whether the object is using mysqli or not.
|
|
*
|
|
* @return Boolean
|
|
*/
|
|
public function updraftplus_use_mysqli() {
|
|
return !empty($this->use_mysqli);
|
|
}
|
|
}
|