diff options
Diffstat (limited to 'plugins/jetpack/vendor/automattic/jetpack-sync/src/modules/class-posts.php')
| -rw-r--r-- | plugins/jetpack/vendor/automattic/jetpack-sync/src/modules/class-posts.php | 671 |
1 files changed, 671 insertions, 0 deletions
diff --git a/plugins/jetpack/vendor/automattic/jetpack-sync/src/modules/class-posts.php b/plugins/jetpack/vendor/automattic/jetpack-sync/src/modules/class-posts.php new file mode 100644 index 00000000..14d1c0b7 --- /dev/null +++ b/plugins/jetpack/vendor/automattic/jetpack-sync/src/modules/class-posts.php @@ -0,0 +1,671 @@ +<?php +/** + * Posts sync module. + * + * @package automattic/jetpack-sync + */ + +namespace Automattic\Jetpack\Sync\Modules; + +use Automattic\Jetpack\Constants as Jetpack_Constants; +use Automattic\Jetpack\Roles; +use Automattic\Jetpack\Sync\Settings; + +/** + * Class to handle sync for posts. + */ +class Posts extends Module { + /** + * The post IDs of posts that were just published but not synced yet. + * + * @access private + * + * @var array + */ + private $just_published = array(); + + /** + * The previous status of posts that we use for calculating post status transitions. + * + * @access private + * + * @var array + */ + private $previous_status = array(); + + /** + * Action handler callable. + * + * @access private + * + * @var callable + */ + private $action_handler; + + /** + * Import end. + * + * @access private + * + * @todo This appears to be unused - let's remove it. + * + * @var boolean + */ + private $import_end = false; + + /** + * Default previous post state. + * Used for default previous post status. + * + * @access public + * + * @var string + */ + const DEFAULT_PREVIOUS_STATE = 'new'; + + /** + * Sync module name. + * + * @access public + * + * @return string + */ + public function name() { + return 'posts'; + } + + /** + * The table in the database. + * + * @access public + * + * @return string + */ + public function table_name() { + return 'posts'; + } + + /** + * Retrieve a post by its ID. + * + * @access public + * + * @param string $object_type Type of the sync object. + * @param int $id ID of the sync object. + * @return \WP_Post|bool Filtered \WP_Post object, or false if the object is not a post. + */ + public function get_object_by_id( $object_type, $id ) { + if ( 'post' === $object_type ) { + $post = get_post( intval( $id ) ); + if ( $post ) { + return $this->filter_post_content_and_add_links( $post ); + } + } + + return false; + } + + /** + * Initialize posts action listeners. + * + * @access public + * + * @param callable $callable Action handler callable. + */ + public function init_listeners( $callable ) { + $this->action_handler = $callable; + + add_action( 'wp_insert_post', array( $this, 'wp_insert_post' ), 11, 3 ); + add_action( 'jetpack_sync_save_post', $callable, 10, 4 ); + + add_action( 'deleted_post', $callable, 10 ); + add_action( 'jetpack_published_post', $callable, 10, 2 ); + + add_action( 'transition_post_status', array( $this, 'save_published' ), 10, 3 ); + add_filter( 'jetpack_sync_before_enqueue_jetpack_sync_save_post', array( $this, 'filter_blacklisted_post_types' ) ); + + // Listen for meta changes. + $this->init_listeners_for_meta_type( 'post', $callable ); + $this->init_meta_whitelist_handler( 'post', array( $this, 'filter_meta' ) ); + + add_action( 'jetpack_daily_akismet_meta_cleanup_before', array( $this, 'daily_akismet_meta_cleanup_before' ) ); + add_action( 'jetpack_daily_akismet_meta_cleanup_after', array( $this, 'daily_akismet_meta_cleanup_after' ) ); + add_action( 'jetpack_post_meta_batch_delete', $callable, 10, 2 ); + } + + /** + * Before Akismet's daily cleanup of spam detection metadata. + * + * @access public + * + * @param array $feedback_ids IDs of feedback posts. + */ + public function daily_akismet_meta_cleanup_before( $feedback_ids ) { + remove_action( 'deleted_post_meta', $this->action_handler ); + /** + * Used for syncing deletion of batch post meta + * + * @since 6.1.0 + * + * @module sync + * + * @param array $feedback_ids feedback post IDs + * @param string $meta_key to be deleted + */ + do_action( 'jetpack_post_meta_batch_delete', $feedback_ids, '_feedback_akismet_values' ); + } + + /** + * After Akismet's daily cleanup of spam detection metadata. + * + * @access public + * + * @param array $feedback_ids IDs of feedback posts. + */ + public function daily_akismet_meta_cleanup_after( $feedback_ids ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable + add_action( 'deleted_post_meta', $this->action_handler ); + } + + /** + * Initialize posts action listeners for full sync. + * + * @access public + * + * @param callable $callable Action handler callable. + */ + public function init_full_sync_listeners( $callable ) { + add_action( 'jetpack_full_sync_posts', $callable ); // Also sends post meta. + } + + /** + * Initialize the module in the sender. + * + * @access public + */ + public function init_before_send() { + add_filter( 'jetpack_sync_before_send_jetpack_sync_save_post', array( $this, 'expand_jetpack_sync_save_post' ) ); + + // Full sync. + add_filter( 'jetpack_sync_before_send_jetpack_full_sync_posts', array( $this, 'expand_post_ids' ) ); + } + + /** + * Enqueue the posts actions for full sync. + * + * @access public + * + * @param array $config Full sync configuration for this sync module. + * @param int $max_items_to_enqueue Maximum number of items to enqueue. + * @param boolean $state True if full sync has finished enqueueing this module, false otherwise. + * @return array Number of actions enqueued, and next module state. + */ + public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) { + global $wpdb; + + return $this->enqueue_all_ids_as_action( 'jetpack_full_sync_posts', $wpdb->posts, 'ID', $this->get_where_sql( $config ), $max_items_to_enqueue, $state ); + } + + /** + * Retrieve an estimated number of actions that will be enqueued. + * + * @access public + * + * @todo Use $wpdb->prepare for the SQL query. + * + * @param array $config Full sync configuration for this sync module. + * @return array Number of items yet to be enqueued. + */ + public function estimate_full_sync_actions( $config ) { + global $wpdb; + + $query = "SELECT count(*) FROM $wpdb->posts WHERE " . $this->get_where_sql( $config ); + // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared + $count = $wpdb->get_var( $query ); + + return (int) ceil( $count / self::ARRAY_CHUNK_SIZE ); + } + + /** + * Retrieve the WHERE SQL clause based on the module config. + * + * @access public + * + * @param array $config Full sync configuration for this sync module. + * @return string WHERE SQL clause, or `null` if no comments are specified in the module config. + */ + public function get_where_sql( $config ) { + $where_sql = Settings::get_blacklisted_post_types_sql(); + + // Config is a list of post IDs to sync. + if ( is_array( $config ) ) { + $where_sql .= ' AND ID IN (' . implode( ',', array_map( 'intval', $config ) ) . ')'; + } + + return $where_sql; + } + + /** + * Retrieve the actions that will be sent for this module during a full sync. + * + * @access public + * + * @return array Full sync actions of this module. + */ + public function get_full_sync_actions() { + return array( 'jetpack_full_sync_posts' ); + } + + /** + * Process content before send. + * + * @param array $args Arguments of the `wp_insert_post` hook. + * + * @return array + */ + public function expand_jetpack_sync_save_post( $args ) { + list( $post_id, $post, $update, $previous_state ) = $args; + return array( $post_id, $this->filter_post_content_and_add_links( $post ), $update, $previous_state ); + } + + /** + * Filter all blacklisted post types. + * + * @param array $args Hook arguments. + * @return array|false Hook arguments, or false if the post type is a blacklisted one. + */ + public function filter_blacklisted_post_types( $args ) { + $post = $args[1]; + + if ( in_array( $post->post_type, Settings::get_setting( 'post_types_blacklist' ), true ) ) { + return false; + } + + return $args; + } + + /** + * Filter all meta that is not blacklisted, or is stored for a disallowed post type. + * + * @param array $args Hook arguments. + * @return array|false Hook arguments, or false if meta was filtered. + */ + public function filter_meta( $args ) { + if ( $this->is_post_type_allowed( $args[1] ) && $this->is_whitelisted_post_meta( $args[2] ) ) { + return $args; + } + + return false; + } + + /** + * Whether a post meta key is whitelisted. + * + * @param string $meta_key Meta key. + * @return boolean Whether the post meta key is whitelisted. + */ + public function is_whitelisted_post_meta( $meta_key ) { + // The _wpas_skip_ meta key is used by Publicize. + return in_array( $meta_key, Settings::get_setting( 'post_meta_whitelist' ), true ) || wp_startswith( $meta_key, '_wpas_skip_' ); + } + + /** + * Whether a post type is allowed. + * A post type will be disallowed if it's present in the post type blacklist. + * + * @param int $post_id ID of the post. + * @return boolean Whether the post type is allowed. + */ + public function is_post_type_allowed( $post_id ) { + $post = get_post( intval( $post_id ) ); + + if ( isset( $post->post_type ) ) { + return ! in_array( $post->post_type, Settings::get_setting( 'post_types_blacklist' ), true ); + } + return false; + } + + /** + * Remove the embed shortcode. + * + * @global $wp_embed + */ + public function remove_embed() { + global $wp_embed; + remove_filter( 'the_content', array( $wp_embed, 'run_shortcode' ), 8 ); + // remove the embed shortcode since we would do the part later. + remove_shortcode( 'embed' ); + // Attempts to embed all URLs in a post. + remove_filter( 'the_content', array( $wp_embed, 'autoembed' ), 8 ); + } + + /** + * Add the embed shortcode. + * + * @global $wp_embed + */ + public function add_embed() { + global $wp_embed; + add_filter( 'the_content', array( $wp_embed, 'run_shortcode' ), 8 ); + // Shortcode placeholder for strip_shortcodes(). + add_shortcode( 'embed', '__return_false' ); + // Attempts to embed all URLs in a post. + add_filter( 'the_content', array( $wp_embed, 'autoembed' ), 8 ); + } + + /** + * Expands wp_insert_post to include filtered content + * + * @param \WP_Post $post_object Post object. + */ + public function filter_post_content_and_add_links( $post_object ) { + global $post; + // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited + $post = $post_object; + + // Return non existant post. + $post_type = get_post_type_object( $post->post_type ); + if ( empty( $post_type ) || ! is_object( $post_type ) ) { + $non_existant_post = new \stdClass(); + $non_existant_post->ID = $post->ID; + $non_existant_post->post_modified = $post->post_modified; + $non_existant_post->post_modified_gmt = $post->post_modified_gmt; + $non_existant_post->post_status = 'jetpack_sync_non_registered_post_type'; + $non_existant_post->post_type = $post->post_type; + + return $non_existant_post; + } + /** + * Filters whether to prevent sending post data to .com + * + * Passing true to the filter will prevent the post data from being sent + * to the WordPress.com. + * Instead we pass data that will still enable us to do a checksum against the + * Jetpacks data but will prevent us from displaying the data on in the API as well as + * other services. + * + * @since 4.2.0 + * + * @param boolean false prevent post data from being synced to WordPress.com + * @param mixed $post \WP_Post object + */ + if ( apply_filters( 'jetpack_sync_prevent_sending_post_data', false, $post ) ) { + // We only send the bare necessary object to be able to create a checksum. + $blocked_post = new \stdClass(); + $blocked_post->ID = $post->ID; + $blocked_post->post_modified = $post->post_modified; + $blocked_post->post_modified_gmt = $post->post_modified_gmt; + $blocked_post->post_status = 'jetpack_sync_blocked'; + $blocked_post->post_type = $post->post_type; + + return $blocked_post; + } + + // lets not do oembed just yet. + $this->remove_embed(); + + if ( 0 < strlen( $post->post_password ) ) { + $post->post_password = 'auto-' . wp_generate_password( 10, false ); + } + + /** This filter is already documented in core. wp-includes/post-template.php */ + if ( Settings::get_setting( 'render_filtered_content' ) && $post_type->public ) { + global $shortcode_tags; + /** + * Filter prevents some shortcodes from expanding. + * + * Since we can can expand some type of shortcode better on the .com side and make the + * expansion more relevant to contexts. For example [galleries] and subscription emails + * + * @since 4.5.0 + * + * @param array of shortcode tags to remove. + */ + $shortcodes_to_remove = apply_filters( + 'jetpack_sync_do_not_expand_shortcodes', + array( + 'gallery', + 'slideshow', + ) + ); + $removed_shortcode_callbacks = array(); + foreach ( $shortcodes_to_remove as $shortcode ) { + if ( isset( $shortcode_tags[ $shortcode ] ) ) { + $removed_shortcode_callbacks[ $shortcode ] = $shortcode_tags[ $shortcode ]; + } + } + + array_map( 'remove_shortcode', array_keys( $removed_shortcode_callbacks ) ); + + $post->post_content_filtered = apply_filters( 'the_content', $post->post_content ); + $post->post_excerpt_filtered = apply_filters( 'the_excerpt', $post->post_excerpt ); + + foreach ( $removed_shortcode_callbacks as $shortcode => $callback ) { + add_shortcode( $shortcode, $callback ); + } + } + + $this->add_embed(); + + if ( has_post_thumbnail( $post->ID ) ) { + $image_attributes = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'full' ); + if ( is_array( $image_attributes ) && isset( $image_attributes[0] ) ) { + $post->featured_image = $image_attributes[0]; + } + } + + $post->permalink = get_permalink( $post->ID ); + $post->shortlink = wp_get_shortlink( $post->ID ); + + if ( function_exists( 'amp_get_permalink' ) ) { + $post->amp_permalink = amp_get_permalink( $post->ID ); + } + + return $post; + } + + /** + * Handle transition from another post status to a published one. + * + * @param string $new_status New post status. + * @param string $old_status Old post status. + * @param \WP_Post $post Post object. + */ + public function save_published( $new_status, $old_status, $post ) { + if ( 'publish' === $new_status && 'publish' !== $old_status ) { + $this->just_published[ $post->ID ] = true; + } + + $this->previous_status[ $post->ID ] = $old_status; + } + + /** + * When publishing or updating a post, the Gutenberg editor sends two requests: + * 1. sent to WP REST API endpoint `wp-json/wp/v2/posts/$id` + * 2. sent to wp-admin/post.php `?post=$id&action=edit&classic-editor=1&meta_box=1` + * + * The 2nd request is to update post meta, which is not supported on WP REST API. + * When syncing post data, we will include if this was a meta box update. + * + * @todo Implement nonce verification. + * + * @return boolean Whether this is a Gutenberg meta box update. + */ + public function is_gutenberg_meta_box_update() { + // phpcs:disable WordPress.Security.NonceVerification.Missing, WordPress.Security.NonceVerification.Recommended + return ( + isset( $_POST['action'], $_GET['classic-editor'], $_GET['meta_box'] ) && + 'editpost' === $_POST['action'] && + '1' === $_GET['classic-editor'] && + '1' === $_GET['meta_box'] + // phpcs:enable WordPress.Security.NonceVerification.Missing, WordPress.Security.NonceVerification.Recommended + ); + } + + /** + * Handler for the wp_insert_post hook. + * Called upon creation of a new post. + * + * @param int $post_ID Post ID. + * @param \WP_Post $post Post object. + * @param boolean $update Whether this is an existing post being updated or not. + */ + public function wp_insert_post( $post_ID, $post = null, $update = null ) { + if ( ! is_numeric( $post_ID ) || is_null( $post ) ) { + return; + } + + // Workaround for https://github.com/woocommerce/woocommerce/issues/18007. + if ( $post && 'shop_order' === $post->post_type ) { + $post = get_post( $post_ID ); + } + + $previous_status = isset( $this->previous_status[ $post_ID ] ) ? + $this->previous_status[ $post_ID ] : + self::DEFAULT_PREVIOUS_STATE; + + $just_published = isset( $this->just_published[ $post_ID ] ) ? + $this->just_published[ $post_ID ] : + false; + + $state = array( + 'is_auto_save' => (bool) Jetpack_Constants::get_constant( 'DOING_AUTOSAVE' ), + 'previous_status' => $previous_status, + 'just_published' => $just_published, + 'is_gutenberg_meta_box_update' => $this->is_gutenberg_meta_box_update(), + ); + /** + * Filter that is used to add to the post flags ( meta data ) when a post gets published + * + * @since 5.8.0 + * + * @param int $post_ID the post ID + * @param mixed $post \WP_Post object + * @param bool $update Whether this is an existing post being updated or not. + * @param mixed $state state + * + * @module sync + */ + do_action( 'jetpack_sync_save_post', $post_ID, $post, $update, $state ); + unset( $this->previous_status[ $post_ID ] ); + $this->send_published( $post_ID, $post ); + } + + /** + * Send a published post for sync. + * + * @param int $post_ID Post ID. + * @param \WP_Post $post Post object. + */ + public function send_published( $post_ID, $post ) { + if ( ! isset( $this->just_published[ $post_ID ] ) ) { + return; + } + + // Post revisions cause race conditions where this send_published add the action before the actual post gets synced. + if ( wp_is_post_autosave( $post ) || wp_is_post_revision( $post ) ) { + return; + } + + $post_flags = array( + 'post_type' => $post->post_type, + ); + + $author_user_object = get_user_by( 'id', $post->post_author ); + if ( $author_user_object ) { + $roles = new Roles(); + + $post_flags['author'] = array( + 'id' => $post->post_author, + 'wpcom_user_id' => get_user_meta( $post->post_author, 'wpcom_user_id', true ), + 'display_name' => $author_user_object->display_name, + 'email' => $author_user_object->user_email, + 'translated_role' => $roles->translate_user_to_role( $author_user_object ), + ); + } + + /** + * Filter that is used to add to the post flags ( meta data ) when a post gets published + * + * @since 4.4.0 + * + * @param mixed array post flags that are added to the post + * @param mixed $post \WP_Post object + */ + $flags = apply_filters( 'jetpack_published_post_flags', $post_flags, $post ); + + /** + * Action that gets synced when a post type gets published. + * + * @since 4.4.0 + * + * @param int $post_ID + * @param mixed array $flags post flags that are added to the post + */ + do_action( 'jetpack_published_post', $post_ID, $flags ); + unset( $this->just_published[ $post_ID ] ); + + /** + * Send additional sync action for Activity Log when post is a Customizer publish + */ + if ( 'customize_changeset' === $post->post_type ) { + $post_content = json_decode( $post->post_content, true ); + foreach ( $post_content as $key => $value ) { + // Skip if it isn't a widget. + if ( 'widget_' !== substr( $key, 0, strlen( 'widget_' ) ) ) { + continue; + } + // Change key from "widget_archives[2]" to "archives-2". + $key = str_replace( 'widget_', '', $key ); + $key = str_replace( '[', '-', $key ); + $key = str_replace( ']', '', $key ); + + global $wp_registered_widgets; + if ( isset( $wp_registered_widgets[ $key ] ) ) { + $widget_data = array( + 'name' => $wp_registered_widgets[ $key ]['name'], + 'id' => $key, + 'title' => $value['value']['title'], + ); + do_action( 'jetpack_widget_edited', $widget_data ); + } + } + } + } + + /** + * Expand post IDs to post objects within a hook before they are serialized and sent to the server. + * + * @access public + * + * @param array $args The hook parameters. + * @return array $args The expanded hook parameters. + */ + public function expand_post_ids( $args ) { + list( $post_ids, $previous_interval_end) = $args; + + $posts = array_filter( array_map( array( 'WP_Post', 'get_instance' ), $post_ids ) ); + $posts = array_map( array( $this, 'filter_post_content_and_add_links' ), $posts ); + $posts = array_values( $posts ); // Reindex in case posts were deleted. + + return array( + $posts, + $this->get_metadata( $post_ids, 'post', Settings::get_setting( 'post_meta_whitelist' ) ), + $this->get_term_relationships( $post_ids ), + $previous_interval_end, + ); + } + + /** + * Gets a list of minimum and maximum object ids for each batch based on the given batch size. + * + * @access public + * + * @param int $batch_size The batch size for objects. + * @param string|bool $where_sql The sql where clause minus 'WHERE', or false if no where clause is needed. + * + * @return array|bool An array of min and max ids for each batch. FALSE if no table can be found. + */ + public function get_min_max_object_ids_for_batches( $batch_size, $where_sql = false ) { + return parent::get_min_max_object_ids_for_batches( $batch_size, $this->get_where_sql( $where_sql ) ); + } +} |