diff options
Diffstat (limited to 'plugins/jetpack/sync/class.jetpack-sync-module-posts.php')
| -rw-r--r-- | plugins/jetpack/sync/class.jetpack-sync-module-posts.php | 431 |
1 files changed, 431 insertions, 0 deletions
diff --git a/plugins/jetpack/sync/class.jetpack-sync-module-posts.php b/plugins/jetpack/sync/class.jetpack-sync-module-posts.php new file mode 100644 index 00000000..0384b64f --- /dev/null +++ b/plugins/jetpack/sync/class.jetpack-sync-module-posts.php @@ -0,0 +1,431 @@ +<?php + +require_once dirname( __FILE__ ) . '/class.jetpack-sync-settings.php'; + +class Jetpack_Sync_Module_Posts extends Jetpack_Sync_Module { + + private $just_published = array(); + private $previous_status = array(); + private $action_handler; + private $import_end = false; + + const DEFAULT_PREVIOUS_STATE = 'new'; + + public function name() { + return 'posts'; + } + + public function get_object_by_id( $object_type, $id ) { + if ( $object_type === 'post' && $post = get_post( intval( $id ) ) ) { + return $this->filter_post_content_and_add_links( $post ); + } + + return false; + } + + 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 ); + + } + + + 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' ); + } + + public function daily_akismet_meta_cleanup_after( $feedback_ids ) { + add_action( 'deleted_post_meta', $this->action_handler ); + } + + public function init_full_sync_listeners( $callable ) { + add_action( 'jetpack_full_sync_posts', $callable ); // also sends post meta + } + + 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' ) ); + } + + 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 ); + } + + public function estimate_full_sync_actions( $config ) { + global $wpdb; + + $query = "SELECT count(*) FROM $wpdb->posts WHERE " . $this->get_where_sql( $config ); + $count = $wpdb->get_var( $query ); + + return (int) ceil( $count / self::ARRAY_CHUNK_SIZE ); + } + + private function get_where_sql( $config ) { + $where_sql = Jetpack_Sync_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; + } + + function get_full_sync_actions() { + return array( 'jetpack_full_sync_posts' ); + } + + /** + * Process content before send + * + * @param array $args wp_insert_post arguments + * + * @return array + */ + 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 ); + } + + function filter_blacklisted_post_types( $args ) { + $post = $args[1]; + + if ( in_array( $post->post_type, Jetpack_Sync_Settings::get_setting( 'post_types_blacklist' ) ) ) { + return false; + } + + return $args; + } + + // Meta + function filter_meta( $args ) { + if ( $this->is_post_type_allowed( $args[1] ) && $this->is_whitelisted_post_meta( $args[2] ) ) { + return $args; + } + + return false; + } + + function is_whitelisted_post_meta( $meta_key ) { + // _wpas_skip_ is used by publicize + return in_array( $meta_key, Jetpack_Sync_Settings::get_setting( 'post_meta_whitelist' ) ) || wp_startswith( $meta_key, '_wpas_skip_' ); + } + + function is_post_type_allowed( $post_id ) { + $post = get_post( intval( $post_id ) ); + if ( $post->post_type ) { + return ! in_array( $post->post_type, Jetpack_Sync_Settings::get_setting( 'post_types_blacklist' ) ); + } + return false; + } + + 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 ); + } + + 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 + function filter_post_content_and_add_links( $post_object ) { + global $post; + $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 ( Jetpack_Sync_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; + } + + 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. + */ + public function is_gutenberg_meta_box_update() { + return ( + isset( $_POST['action'], $_GET['classic-editor'], $_GET['meta_box'] ) && + 'editpost' === $_POST['action'] && + '1' === $_GET['classic-editor'] && + '1' === $_GET['meta_box'] + ); + } + + 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 ); + } + + 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 ) { + $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' => Jetpack::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 ); + } + } + } + } + + 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', Jetpack_Sync_Settings::get_setting( 'post_meta_whitelist' ) ), + $this->get_term_relationships( $post_ids ), + $previous_interval_end + ); + } +} |