Your IP : 216.73.216.95
<?php
/**
* Class Brizy_Admin_Post_RevisionManager
*/
class Brizy_Admin_Post_RevisionManager {
/**
* @var Brizy_Admin_Post_AbstractMonitor[]
*/
protected $monitors = array();
/**
* Brizy_Admin_Post_RevisionManager constructor.
*/
public function __construct() {
add_action( 'wp_restore_post_revision', array( $this, 'restorePostRevisionMeta' ), 11, 2 );
if ( ! defined( 'WP_POST_REVISIONS' ) || ( defined( 'WP_POST_REVISIONS' ) && WP_POST_REVISIONS !== false ) ) {
add_action( 'save_post', array( $this, 'savePost' ), 11, 2 );
}
}
/**
* @return Brizy_Admin_Post_AbstractMonitor[]
*/
public function getMonitors() {
return $this->monitors;
}
/**
* @param Brizy_Admin_Post_AbstractMonitor[] $monitors
*
* @return Brizy_Admin_Post_RevisionManager
*/
public function setMonitors( $monitors ) {
$this->monitors = $monitors;
return $this;
}
/**
* @param Brizy_Admin_Post_AbstractMonitor $monitor
*
* @return Brizy_Admin_Post_RevisionManager
*/
public function addMonitor( $monitor ) {
$this->monitors[] = $monitor;
return $this;
}
/**
* @param $postId
* @param $type
*
* @return bool
*/
public function getMatchingMonitor( $postId, $type ) {
foreach ( $this->monitors as $monitor ) {
if ( $monitor->shouldStoreMetaRevision( $postId, $type ) ) {
return $monitor;
}
}
return false;
}
/**
* @param $postId
* @param $post
*/
public function savePost( $postId, $post, $update = false ) {
$postParentId = wp_is_post_revision( $postId );
$postType = get_post_type( $post->post_parent );
// ignore all posts that are not watched
if ( $postParentId && $monitor = $this->getMatchingMonitor( $postParentId, $postType ) ) {
// copy meta data only for existing posts
$this->copyMetaDataToRevision( $postParentId, $postId, $monitor );
}
}
/**
* @param int $postId
* @param int $revisionId
*/
public function restorePostRevisionMeta( $postId, $revisionId ) {
$postType = get_post_type( $postId );
// ignore all posts that are not watched
if ( $monitor = $this->getMatchingMonitor( $postId, $postType ) ) {
// copy meta data only for existing posts
$this->restoreRevisionMetaDataToPost( $postId, $revisionId, $monitor );
}
}
/**
* This method will add all meta data entries from $post to $revision post
*
* @param int $post
* @param int $revision
* @param Brizy_Admin_Post_AbstractMonitor $monitor
*/
private function copyMetaDataToRevision( $post, $revision, $monitor ) {
global $wpdb;
$tablePostMeta = $wpdb->postmeta;
$meta_key_count = count( $monitor->getPostMetaKeys() );
$meta_keys_params = rtrim( str_repeat( '%s,', $meta_key_count ), ',' );
$params = array( (int) $revision, (int) $post );
$this->cleanMetaData( $post, $revision, $monitor );
$query = "INSERT INTO {$tablePostMeta} (post_Id, meta_key, meta_value)
SELECT %d, meta_key, meta_value
FROM {$tablePostMeta}
WHERE post_id=%d";
if ( $meta_key_count > 0 ) {
$query .= " and meta_key IN ({$meta_keys_params})";
$params = array_merge( $params, $monitor->getPostMetaKeys() );
} else {
$query .= " and meta_key NOT IN ('_edit_last','_edit_lock','_thumbnail_id','_wp_attached_file','_wp_attachment_metadata')";
}
$wpdb->query( $wpdb->prepare( $query, $params ) );
if ( $meta_key_count > 0 && false !== array_search( 'brizy', $monitor->getPostMetaKeys() ) ) {
$storage = Brizy_Editor_Storage_Post::instance( $revision );
$data = $storage->get( Brizy_Editor_Post::BRIZY_POST );
$data['compiled_html'] = '';
$data['compiled_html_body'] = '';
$data['compiled_html_head'] = '';
$storage->set( Brizy_Editor_Post::BRIZY_POST, $data );
$wpdb->update(
$wpdb->posts,
[ 'post_content' => '<!-- version:' . time() . ' -->' ],
[ 'ID' => $revision ],
[ '%s' ]
);
}
}
private function cleanMetaData( $post, $revision, $monitor ) {
global $wpdb;
$params = array( (int) $revision );
$meta_key_count = count( $monitor->getPostMetaKeys() );
$meta_keys_params = rtrim( str_repeat( '%s,', $meta_key_count ), ',' );
$tablePostMeta = "{$wpdb->prefix}postmeta";
$query = "DELETE FROM {$tablePostMeta} WHERE post_id=%d and meta_key IN ({$meta_keys_params})";
$params = array_merge( $params, $monitor->getPostMetaKeys() );
$wpdb->query( $wpdb->prepare( $query, $params ) );
}
/**
* This method will add all meta data entries from $revision to $post
*
* @param int $post
* @param int $revision
* @param Brizy_Admin_Post_AbstractMonitor $monitor
*/
private function restoreRevisionMetaDataToPost( $post, $revision, $monitor ) {
global $wpdb;
try {
$tablePostMeta = "{$wpdb->prefix}postmeta";
$wpdb->query( "START TRANSACTION" );
$revisionMetaValues = $this->getRevisionMetaValues( $revision, $monitor );
if ( $revisionMetaValues === false ) {
throw new Exception();
}
foreach ( $revisionMetaValues as $meta ) {
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}postmeta WHERE post_id=%d and meta_key=%s", $post, $meta->meta_key ) );
$res = $wpdb->query( $wpdb->prepare( "INSERT INTO {$tablePostMeta} (post_id,meta_key,meta_value) VALUES (%d,%s,%s)", $post, $meta->meta_key, $meta->meta_value ) );
if ( $res === false ) {
throw new Exception();
}
}
Brizy_Editor_Post::cleanClassCache();
$brizyPost = Brizy_Editor_Post::get( $post );
if ( $brizyPost->uses_editor() ) {
$brizyPost->set_needs_compile( true );
$brizyPost->saveStorage();
}
$wpdb->query( 'COMMIT' );
} catch ( Exception $e ) {
$wpdb->query( 'ROLLBACK' );
}
}
/**
* @param int $post
* @param Brizy_Admin_Post_AbstractMonitor $monitor
*/
private function cleanMetakeys( $post, $monitor ) {
global $wpdb;
$meta_key_count = count( $monitor->getPostMetaKeys() );
$params = array( (int) $post );
$meta_keys_params = rtrim( str_repeat( '%s,', $meta_key_count ), ',' );
$query = "DELETE FROM {$wpdb->prefix}postmeta WHERE post_id=%d";
if ( $meta_key_count > 0 ) {
$query .= " and meta_key IN ({$meta_keys_params})";
$params = array_merge( $params, $monitor->getPostMetaKeys() );
} else {
$query .= " and meta_key NOT IN ('_edit_last','_edit_lock','_thumbnail_id','_wp_attached_file','_wp_attachment_metadata')";
}
$wpdb->query( $wpdb->prepare( $query, $params ) );
}
/**
* @param $revision
* @param $monitor
*
* @return array|null|object
*/
private function getRevisionMetaValues( $revision, $monitor ) {
global $wpdb;
$meta_key_count = count( $monitor->getPostMetaKeys() );
$params = array( (int) $revision );
$meta_keys_params = rtrim( str_repeat( '%s,', $meta_key_count ), ',' );
$query = "SELECT * FROM {$wpdb->prefix}postmeta WHERE post_id=%d";
if ( $meta_key_count > 0 ) {
$query .= " and meta_key IN ({$meta_keys_params})";
$params = array_merge( $params, $monitor->getPostMetaKeys() );
} else {
$query .= " and meta_key NOT IN ('_edit_last','_edit_lock','_thumbnail_id','_wp_attached_file','_wp_attachment_metadata')";
}
$query = $wpdb->prepare( $query, $params );
return $wpdb->get_results( $query );
}
}