diff options
Diffstat (limited to 'plugins/jetpack/sync/class.jetpack-sync-wp-replicastore.php')
| -rw-r--r-- | plugins/jetpack/sync/class.jetpack-sync-wp-replicastore.php | 801 |
1 files changed, 0 insertions, 801 deletions
diff --git a/plugins/jetpack/sync/class.jetpack-sync-wp-replicastore.php b/plugins/jetpack/sync/class.jetpack-sync-wp-replicastore.php deleted file mode 100644 index 2b24caf6..00000000 --- a/plugins/jetpack/sync/class.jetpack-sync-wp-replicastore.php +++ /dev/null @@ -1,801 +0,0 @@ -<?php - -require_once dirname( __FILE__ ) . '/interface.jetpack-sync-replicastore.php'; -require_once dirname( __FILE__ ) . '/class.jetpack-sync-defaults.php'; - -/** - * An implementation of iJetpack_Sync_Replicastore which returns data stored in a WordPress.org DB. - * This is useful to compare values in the local WP DB to values in the synced replica store - */ -class Jetpack_Sync_WP_Replicastore implements iJetpack_Sync_Replicastore { - - - public function reset() { - global $wpdb; - - $wpdb->query( "DELETE FROM $wpdb->posts" ); - $wpdb->query( "DELETE FROM $wpdb->comments" ); - - // also need to delete terms from cache - $term_ids = $wpdb->get_col( "SELECT term_id FROM $wpdb->terms" ); - foreach ( $term_ids as $term_id ) { - wp_cache_delete( $term_id, 'terms' ); - } - - $wpdb->query( "DELETE FROM $wpdb->terms" ); - - $wpdb->query( "DELETE FROM $wpdb->term_taxonomy" ); - $wpdb->query( "DELETE FROM $wpdb->term_relationships" ); - - // callables and constants - $wpdb->query( "DELETE FROM $wpdb->options WHERE option_name LIKE 'jetpack_%'" ); - $wpdb->query( "DELETE FROM $wpdb->postmeta WHERE meta_key NOT LIKE '\_%'" ); - } - - function full_sync_start( $config ) { - $this->reset(); - } - - function full_sync_end( $checksum ) { - // noop right now - } - - public function post_count( $status = null, $min_id = null, $max_id = null ) { - global $wpdb; - - $where = ''; - - if ( $status ) { - $where = "post_status = '" . esc_sql( $status ) . "'"; - } else { - $where = '1=1'; - } - - if ( null != $min_id ) { - $where .= ' AND ID >= ' . intval( $min_id ); - } - - if ( null != $max_id ) { - $where .= ' AND ID <= ' . intval( $max_id ); - } - - return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->posts WHERE $where" ); - } - - // TODO: actually use max_id/min_id - public function get_posts( $status = null, $min_id = null, $max_id = null ) { - $args = array( - 'orderby' => 'ID', - 'posts_per_page' => -1, - ); - - if ( $status ) { - $args['post_status'] = $status; - } else { - $args['post_status'] = 'any'; - } - - return get_posts( $args ); - } - - public function get_post( $id ) { - return get_post( $id ); - } - - public function upsert_post( $post, $silent = false ) { - global $wpdb; - - // reject the post if it's not a WP_Post - if ( ! $post instanceof WP_Post ) { - return; - } - - $post = $post->to_array(); - - // reject posts without an ID - if ( ! isset( $post['ID'] ) ) { - return; - } - - $now = current_time( 'mysql' ); - $now_gmt = get_gmt_from_date( $now ); - - $defaults = array( - 'ID' => 0, - 'post_author' => '0', - 'post_content' => '', - 'post_content_filtered' => '', - 'post_title' => '', - 'post_name' => '', - 'post_excerpt' => '', - 'post_status' => 'draft', - 'post_type' => 'post', - 'comment_status' => 'closed', - 'comment_count' => '0', - 'ping_status' => '', - 'post_password' => '', - 'to_ping' => '', - 'pinged' => '', - 'post_parent' => 0, - 'menu_order' => 0, - 'guid' => '', - 'post_date' => $now, - 'post_date_gmt' => $now_gmt, - 'post_modified' => $now, - 'post_modified_gmt' => $now_gmt, - ); - - $post = array_intersect_key( $post, $defaults ); - - $post = sanitize_post( $post, 'db' ); - - unset( $post['filter'] ); - - $exists = $wpdb->get_var( $wpdb->prepare( "SELECT EXISTS( SELECT 1 FROM $wpdb->posts WHERE ID = %d )", $post['ID'] ) ); - - if ( $exists ) { - $wpdb->update( $wpdb->posts, $post, array( 'ID' => $post['ID'] ) ); - } else { - $wpdb->insert( $wpdb->posts, $post ); - } - - clean_post_cache( $post['ID'] ); - } - - public function delete_post( $post_id ) { - wp_delete_post( $post_id, true ); - } - - public function posts_checksum( $min_id = null, $max_id = null ) { - global $wpdb; - return $this->table_checksum( $wpdb->posts, Jetpack_Sync_Defaults::$default_post_checksum_columns, 'ID', Jetpack_Sync_Settings::get_blacklisted_post_types_sql(), $min_id, $max_id ); - } - - public function post_meta_checksum( $min_id = null, $max_id = null ) { - global $wpdb; - return $this->table_checksum( $wpdb->postmeta, Jetpack_Sync_Defaults::$default_post_meta_checksum_columns, 'meta_id', Jetpack_Sync_Settings::get_whitelisted_post_meta_sql(), $min_id, $max_id ); - } - - public function comment_count( $status = null, $min_id = null, $max_id = null ) { - global $wpdb; - - $comment_approved = $this->comment_status_to_approval_value( $status ); - - if ( $comment_approved !== false ) { - $where = "comment_approved = '" . esc_sql( $comment_approved ) . "'"; - } else { - $where = '1=1'; - } - - if ( $min_id != null ) { - $where .= ' AND comment_ID >= ' . intval( $min_id ); - } - - if ( $max_id != null ) { - $where .= ' AND comment_ID <= ' . intval( $max_id ); - } - - return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments WHERE $where" ); - } - - private function comment_status_to_approval_value( $status ) { - switch ( $status ) { - case 'approve': - return '1'; - case 'hold': - return '0'; - case 'spam': - return 'spam'; - case 'trash': - return 'trash'; - case 'any': - return false; - case 'all': - return false; - default: - return false; - } - } - - // TODO: actually use max_id/min_id - public function get_comments( $status = null, $min_id = null, $max_id = null ) { - $args = array( - 'orderby' => 'ID', - 'status' => 'all', - ); - - if ( $status ) { - $args['status'] = $status; - } - - return get_comments( $args ); - } - - public function get_comment( $id ) { - return WP_Comment::get_instance( $id ); - } - - public function upsert_comment( $comment ) { - global $wpdb; - - $comment = $comment->to_array(); - - // filter by fields on comment table - $comment_fields_whitelist = array( - 'comment_ID', - 'comment_post_ID', - 'comment_author', - 'comment_author_email', - 'comment_author_url', - 'comment_author_IP', - 'comment_date', - 'comment_date_gmt', - 'comment_content', - 'comment_karma', - 'comment_approved', - 'comment_agent', - 'comment_type', - 'comment_parent', - 'user_id', - ); - - foreach ( $comment as $key => $value ) { - if ( ! in_array( $key, $comment_fields_whitelist ) ) { - unset( $comment[ $key ] ); - } - } - - $exists = $wpdb->get_var( - $wpdb->prepare( - "SELECT EXISTS( SELECT 1 FROM $wpdb->comments WHERE comment_ID = %d )", - $comment['comment_ID'] - ) - ); - - if ( $exists ) { - $wpdb->update( $wpdb->comments, $comment, array( 'comment_ID' => $comment['comment_ID'] ) ); - } else { - $wpdb->insert( $wpdb->comments, $comment ); - } - - wp_update_comment_count( $comment['comment_post_ID'] ); - } - - public function trash_comment( $comment_id ) { - wp_delete_comment( $comment_id ); - } - - public function delete_comment( $comment_id ) { - wp_delete_comment( $comment_id, true ); - } - - public function spam_comment( $comment_id ) { - wp_spam_comment( $comment_id ); - } - - public function trashed_post_comments( $post_id, $statuses ) { - wp_trash_post_comments( $post_id ); - } - - public function untrashed_post_comments( $post_id ) { - wp_untrash_post_comments( $post_id ); - } - - public function comments_checksum( $min_id = null, $max_id = null ) { - global $wpdb; - return $this->table_checksum( $wpdb->comments, Jetpack_Sync_Defaults::$default_comment_checksum_columns, 'comment_ID', Jetpack_Sync_Settings::get_comments_filter_sql(), $min_id, $max_id ); - } - - public function comment_meta_checksum( $min_id = null, $max_id = null ) { - global $wpdb; - return $this->table_checksum( $wpdb->commentmeta, Jetpack_Sync_Defaults::$default_comment_meta_checksum_columns, 'meta_id', Jetpack_Sync_Settings::get_whitelisted_comment_meta_sql(), $min_id, $max_id ); - } - - public function options_checksum() { - global $wpdb; - - $options_whitelist = "'" . implode( "', '", Jetpack_Sync_Defaults::$default_options_whitelist ) . "'"; - $where_sql = "option_name IN ( $options_whitelist )"; - - return $this->table_checksum( $wpdb->options, Jetpack_Sync_Defaults::$default_option_checksum_columns, null, $where_sql, null, null ); - } - - - public function update_option( $option, $value ) { - return update_option( $option, $value ); - } - - public function get_option( $option, $default = false ) { - return get_option( $option, $default ); - } - - public function delete_option( $option ) { - return delete_option( $option ); - } - - public function set_theme_support( $theme_support ) { - // noop - } - - public function current_theme_supports( $feature ) { - return current_theme_supports( $feature ); - } - - public function get_metadata( $type, $object_id, $meta_key = '', $single = false ) { - return get_metadata( $type, $object_id, $meta_key, $single ); - } - - /** - * - * Stores remote meta key/values alongside an ID mapping key - * - * @param $type - * @param $object_id - * @param $meta_key - * @param $meta_value - * @param $meta_id - * - * @return bool - */ - public function upsert_metadata( $type, $object_id, $meta_key, $meta_value, $meta_id ) { - - $table = _get_meta_table( $type ); - if ( ! $table ) { - return false; - } - - global $wpdb; - - $exists = $wpdb->get_var( - $wpdb->prepare( - "SELECT EXISTS( SELECT 1 FROM $table WHERE meta_id = %d )", - $meta_id - ) - ); - - if ( $exists ) { - $wpdb->update( - $table, - array( - 'meta_key' => $meta_key, - 'meta_value' => maybe_serialize( $meta_value ), - ), - array( 'meta_id' => $meta_id ) - ); - } else { - $object_id_field = $type . '_id'; - $wpdb->insert( - $table, - array( - 'meta_id' => $meta_id, - $object_id_field => $object_id, - 'meta_key' => $meta_key, - 'meta_value' => maybe_serialize( $meta_value ), - ) - ); - } - - wp_cache_delete( $object_id, $type . '_meta' ); - - return true; - } - - public function delete_metadata( $type, $object_id, $meta_ids ) { - global $wpdb; - - $table = _get_meta_table( $type ); - if ( ! $table ) { - return false; - } - - foreach ( $meta_ids as $meta_id ) { - $wpdb->query( $wpdb->prepare( "DELETE FROM $table WHERE meta_id = %d", $meta_id ) ); - } - - // if we don't have an object ID what do we do - invalidate ALL meta? - if ( $object_id ) { - wp_cache_delete( $object_id, $type . '_meta' ); - } - } - - // todo: test this out to make sure it works as expected. - public function delete_batch_metadata( $type, $object_ids, $meta_key ) { - global $wpdb; - - $table = _get_meta_table( $type ); - if ( ! $table ) { - return false; - } - $column = sanitize_key( $type . '_id' ); - $wpdb->query( $wpdb->prepare( "DELETE FROM $table WHERE $column IN (%s) && meta_key = %s", implode( ',', $object_ids ), $meta_key ) ); - - // if we don't have an object ID what do we do - invalidate ALL meta? - foreach ( $object_ids as $object_id ) { - wp_cache_delete( $object_id, $type . '_meta' ); - } - } - - // constants - public function get_constant( $constant ) { - $value = get_option( 'jetpack_constant_' . $constant ); - - if ( $value ) { - return $value; - } - - return null; - } - - public function set_constant( $constant, $value ) { - update_option( 'jetpack_constant_' . $constant, $value ); - } - - public function get_updates( $type ) { - $all_updates = get_option( 'jetpack_updates', array() ); - - if ( isset( $all_updates[ $type ] ) ) { - return $all_updates[ $type ]; - } else { - return null; - } - } - - public function set_updates( $type, $updates ) { - $all_updates = get_option( 'jetpack_updates', array() ); - $all_updates[ $type ] = $updates; - update_option( 'jetpack_updates', $all_updates ); - } - - // functions - public function get_callable( $name ) { - $value = get_option( 'jetpack_' . $name ); - - if ( $value ) { - return $value; - } - - return null; - } - - public function set_callable( $name, $value ) { - update_option( 'jetpack_' . $name, $value ); - } - - // network options - public function get_site_option( $option ) { - return get_option( 'jetpack_network_' . $option ); - } - - public function update_site_option( $option, $value ) { - return update_option( 'jetpack_network_' . $option, $value ); - } - - public function delete_site_option( $option ) { - return delete_option( 'jetpack_network_' . $option ); - } - - // terms - // terms - public function get_terms( $taxonomy ) { - return get_terms( $taxonomy ); - } - - public function get_term( $taxonomy, $term_id, $is_term_id = true ) { - $t = $this->ensure_taxonomy( $taxonomy ); - if ( ! $t || is_wp_error( $t ) ) { - return $t; - } - - return get_term( $term_id, $taxonomy ); - } - - private function ensure_taxonomy( $taxonomy ) { - if ( ! taxonomy_exists( $taxonomy ) ) { - // try re-registering synced taxonomies - $taxonomies = $this->get_callable( 'taxonomies' ); - if ( ! isset( $taxonomies[ $taxonomy ] ) ) { - // doesn't exist, or somehow hasn't been synced - return new WP_Error( 'invalid_taxonomy', "The taxonomy '$taxonomy' doesn't exist" ); - } - $t = $taxonomies[ $taxonomy ]; - - return register_taxonomy( - $taxonomy, - $t->object_type, - (array) $t - ); - } - - return true; - } - - public function get_the_terms( $object_id, $taxonomy ) { - return get_the_terms( $object_id, $taxonomy ); - } - - public function update_term( $term_object ) { - $taxonomy = $term_object->taxonomy; - global $wpdb; - $exists = $wpdb->get_var( - $wpdb->prepare( - "SELECT EXISTS( SELECT 1 FROM $wpdb->terms WHERE term_id = %d )", - $term_object->term_id - ) - ); - if ( ! $exists ) { - $term_object = sanitize_term( clone( $term_object ), $taxonomy, 'db' ); - $term = array( - 'term_id' => $term_object->term_id, - 'name' => $term_object->name, - 'slug' => $term_object->slug, - 'term_group' => $term_object->term_group, - ); - $term_taxonomy = array( - 'term_taxonomy_id' => $term_object->term_taxonomy_id, - 'term_id' => $term_object->term_id, - 'taxonomy' => $term_object->taxonomy, - 'description' => $term_object->description, - 'parent' => (int) $term_object->parent, - 'count' => (int) $term_object->count, - ); - $wpdb->insert( $wpdb->terms, $term ); - $wpdb->insert( $wpdb->term_taxonomy, $term_taxonomy ); - - return true; - } - - return wp_update_term( $term_object->term_id, $taxonomy, (array) $term_object ); - } - - public function delete_term( $term_id, $taxonomy ) { - return wp_delete_term( $term_id, $taxonomy ); - } - - public function update_object_terms( $object_id, $taxonomy, $terms, $append ) { - wp_set_object_terms( $object_id, $terms, $taxonomy, $append ); - } - - public function delete_object_terms( $object_id, $tt_ids ) { - global $wpdb; - - if ( is_array( $tt_ids ) && ! empty( $tt_ids ) ) { - // escape - $tt_ids_sanitized = array_map( 'intval', $tt_ids ); - - $taxonomies = array(); - foreach ( $tt_ids_sanitized as $tt_id ) { - $term = get_term_by( 'term_taxonomy_id', $tt_id ); - $taxonomies[ $term->taxonomy ][] = $tt_id; - } - $in_tt_ids = implode( ', ', $tt_ids_sanitized ); - - /** - * Fires immediately before an object-term relationship is deleted. - * - * @since 2.9.0 - * - * @param int $object_id Object ID. - * @param array $tt_ids An array of term taxonomy IDs. - */ - do_action( 'delete_term_relationships', $object_id, $tt_ids_sanitized ); - $deleted = $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->term_relationships WHERE object_id = %d AND term_taxonomy_id IN ($in_tt_ids)", $object_id ) ); - foreach ( $taxonomies as $taxonomy => $taxonomy_tt_ids ) { - $this->ensure_taxonomy( $taxonomy ); - wp_cache_delete( $object_id, $taxonomy . '_relationships' ); - /** - * Fires immediately after an object-term relationship is deleted. - * - * @since 2.9.0 - * - * @param int $object_id Object ID. - * @param array $tt_ids An array of term taxonomy IDs. - */ - do_action( 'deleted_term_relationships', $object_id, $taxonomy_tt_ids ); - wp_update_term_count( $taxonomy_tt_ids, $taxonomy ); - } - - return (bool) $deleted; - } - - return false; - } - - // users - public function user_count() { - - } - - public function get_user( $user_id ) { - return WP_User::get_instance( $user_id ); - } - - public function upsert_user( $user ) { - $this->invalid_call(); - } - - public function delete_user( $user_id ) { - $this->invalid_call(); - } - - public function upsert_user_locale( $user_id, $local ) { - $this->invalid_call(); - } - - public function delete_user_locale( $user_id ) { - $this->invalid_call(); - } - - public function get_user_locale( $user_id ) { - return get_user_locale( $user_id ); - } - - public function get_allowed_mime_types( $user_id ) { - - } - - public function checksum_all() { - $post_meta_checksum = $this->checksum_histogram( 'post_meta', 1 ); - $comment_meta_checksum = $this->checksum_histogram( 'comment_meta', 1 ); - - return array( - 'posts' => $this->posts_checksum(), - 'comments' => $this->comments_checksum(), - 'post_meta' => reset( $post_meta_checksum ), - 'comment_meta' => reset( $comment_meta_checksum ), - ); - } - - function checksum_histogram( $object_type, $buckets, $start_id = null, $end_id = null, $columns = null, $strip_non_ascii = true ) { - global $wpdb; - - $wpdb->queries = array(); - - switch ( $object_type ) { - case 'posts': - $object_count = $this->post_count( null, $start_id, $end_id ); - $object_table = $wpdb->posts; - $id_field = 'ID'; - $where_sql = Jetpack_Sync_Settings::get_blacklisted_post_types_sql(); - if ( empty( $columns ) ) { - $columns = Jetpack_Sync_Defaults::$default_post_checksum_columns; - } - break; - case 'post_meta': - $object_table = $wpdb->postmeta; - $where_sql = Jetpack_Sync_Settings::get_whitelisted_post_meta_sql(); - $object_count = $this->meta_count( $object_table, $where_sql, $start_id, $end_id ); - $id_field = 'meta_id'; - - if ( empty( $columns ) ) { - $columns = Jetpack_Sync_Defaults::$default_post_meta_checksum_columns; - } - break; - case 'comments': - $object_count = $this->comment_count( null, $start_id, $end_id ); - $object_table = $wpdb->comments; - $id_field = 'comment_ID'; - $where_sql = Jetpack_Sync_Settings::get_comments_filter_sql(); - if ( empty( $columns ) ) { - $columns = Jetpack_Sync_Defaults::$default_comment_checksum_columns; - } - break; - case 'comment_meta': - $object_table = $wpdb->commentmeta; - $where_sql = Jetpack_Sync_Settings::get_whitelisted_comment_meta_sql(); - $object_count = $this->meta_count( $object_table, $where_sql, $start_id, $end_id ); - $id_field = 'meta_id'; - if ( empty( $columns ) ) { - $columns = Jetpack_Sync_Defaults::$default_post_meta_checksum_columns; - } - break; - default: - return false; - } - - $bucket_size = intval( ceil( $object_count / $buckets ) ); - $previous_max_id = 0; - $histogram = array(); - - $where = '1=1'; - - if ( $start_id ) { - $where .= " AND $id_field >= " . intval( $start_id ); - } - - if ( $end_id ) { - $where .= " AND $id_field <= " . intval( $end_id ); - } - - do { - list( $first_id, $last_id ) = $wpdb->get_row( - "SELECT MIN($id_field) as min_id, MAX($id_field) as max_id FROM ( SELECT $id_field FROM $object_table WHERE $where AND $id_field > $previous_max_id ORDER BY $id_field ASC LIMIT $bucket_size ) as ids", - ARRAY_N - ); - - // get the checksum value - $value = $this->table_checksum( $object_table, $columns, $id_field, $where_sql, $first_id, $last_id, $strip_non_ascii ); - - if ( is_wp_error( $value ) ) { - return $value; - } - - if ( $first_id === null || $last_id === null ) { - break; - } elseif ( $first_id === $last_id ) { - $histogram[ $first_id ] = $value; - } else { - $histogram[ "{$first_id}-{$last_id}" ] = $value; - } - - $previous_max_id = $last_id; - } while ( true ); - - return $histogram; - } - - private function table_checksum( $table, $columns, $id_column, $where_sql = '1=1', $min_id = null, $max_id = null, $strip_non_ascii = true ) { - global $wpdb; - - // sanitize to just valid MySQL column names - $sanitized_columns = preg_grep( '/^[0-9,a-z,A-Z$_]+$/i', $columns ); - - if ( $strip_non_ascii ) { - $columns_sql = implode( ',', array_map( array( $this, 'strip_non_ascii_sql' ), $sanitized_columns ) ); - } else { - $columns_sql = implode( ',', $sanitized_columns ); - } - - if ( $min_id !== null ) { - $min_id = intval( $min_id ); - $where_sql .= " AND $id_column >= $min_id"; - } - - if ( $max_id !== null ) { - $max_id = intval( $max_id ); - $where_sql .= " AND $id_column <= $max_id"; - } - - $query = <<<ENDSQL - SELECT CONV(BIT_XOR(CRC32(CONCAT({$columns_sql}))), 10, 16) - FROM $table - WHERE $where_sql -ENDSQL; - $result = $wpdb->get_var( $query ); - - if ( $wpdb->last_error ) { - return new WP_Error( 'database_error', $wpdb->last_error ); - } - - return $result; - - } - - private function meta_count( $table, $where_sql, $min_id, $max_id ) { - global $wpdb; - - if ( $min_id != null ) { - $where_sql .= ' AND meta_id >= ' . intval( $min_id ); - } - - if ( $max_id != null ) { - $where_sql .= ' AND meta_id <= ' . intval( $max_id ); - } - - return $wpdb->get_var( "SELECT COUNT(*) FROM $table WHERE $where_sql" ); - } - - /** - * Wraps a column name in SQL which strips non-ASCII chars. - * This helps normalize data to avoid checksum differences caused by - * badly encoded data in the DB - */ - function strip_non_ascii_sql( $column_name ) { - return "REPLACE( CONVERT( $column_name USING ascii ), '?', '' )"; - } - - private function invalid_call() { - $backtrace = debug_backtrace(); - $caller = $backtrace[1]['function']; - throw new Exception( "This function $caller is not supported on the WP Replicastore" ); - } -} |