File Content: post.php <?php /** * WordPress Post Administration API. * * @package WordPress * @subpackage Administration */ /** * Rename $_POST data from form names to DB post columns. * * Manipulates $_POST directly. * * @since 2.6.0 * * @param bool $update Are we updating a pre-existing post? * @param array $post_data Array of post data. Defaults to the contents of $_POST. * @return object|bool WP_Error on failure, true on success. */ function _wp_translate_postdata( $update = false, $post_data = null ) { if ( empty($post_data) ) $post_data = &$_POST; if ( $update ) $post_data['ID'] = (int) $post_data['post_ID']; $ptype = get_post_type_object( $post_data['post_type'] ); if ( $update && ! current_user_can( 'edit_post', $post_data['ID'] ) ) { if ( 'page' == $post_data['post_type'] ) return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to edit pages as this user.' ) ); else return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to edit posts as this user.' ) ); } elseif ( ! $update && ! current_user_can( $ptype->cap->create_posts ) ) { if ( 'page' == $post_data['post_type'] ) return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to create pages as this user.' ) ); else return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to create posts as this user.' ) ); } if ( isset( $post_data['content'] ) ) $post_data['post_content'] = $post_data['content']; if ( isset( $post_data['excerpt'] ) ) $post_data['post_excerpt'] = $post_data['excerpt']; if ( isset( $post_data['parent_id'] ) ) $post_data['post_parent'] = (int) $post_data['parent_id']; if ( isset($post_data['trackback_url']) ) $post_data['to_ping'] = $post_data['trackback_url']; $post_data['user_ID'] = get_current_user_id(); if (!empty ( $post_data['post_author_override'] ) ) { $post_data['post_author'] = (int) $post_data['post_author_override']; } else { if (!empty ( $post_data['post_author'] ) ) { $post_data['post_author'] = (int) $post_data['post_author']; } else { $post_data['post_author'] = (int) $post_data['user_ID']; } } if ( isset( $post_data['user_ID'] ) && ( $post_data['post_author'] != $post_data['user_ID'] ) && ! current_user_can( $ptype->cap->edit_others_posts ) ) { if ( $update ) { if ( 'page' == $post_data['post_type'] ) return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to edit pages as this user.' ) ); else return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to edit posts as this user.' ) ); } else { if ( 'page' == $post_data['post_type'] ) return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to create pages as this user.' ) ); else return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to create posts as this user.' ) ); } } if ( ! empty( $post_data['post_status'] ) ) { $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); // No longer an auto-draft if ( 'auto-draft' === $post_data['post_status'] ) { $post_data['post_status'] = 'draft'; } if ( ! get_post_status_object( $post_data['post_status'] ) ) { unset( $post_data['post_status'] ); } } // What to do based on which button they pressed if ( isset($post_data['saveasdraft']) && '' != $post_data['saveasdraft'] ) $post_data['post_status'] = 'draft'; if ( isset($post_data['saveasprivate']) && '' != $post_data['saveasprivate'] ) $post_data['post_status'] = 'private'; if ( isset($post_data['publish']) && ( '' != $post_data['publish'] ) && ( !isset($post_data['post_status']) || $post_data['post_status'] != 'private' ) ) $post_data['post_status'] = 'publish'; if ( isset($post_data['advanced']) && '' != $post_data['advanced'] ) $post_data['post_status'] = 'draft'; if ( isset($post_data['pending']) && '' != $post_data['pending'] ) $post_data['post_status'] = 'pending'; if ( isset( $post_data['ID'] ) ) $post_id = $post_data['ID']; else $post_id = false; $previous_status = $post_id ? get_post_field( 'post_status', $post_id ) : false; if ( isset( $post_data['post_status'] ) && 'private' == $post_data['post_status'] && ! current_user_can( $ptype->cap->publish_posts ) ) { $post_data['post_status'] = $previous_status ? $previous_status : 'pending'; } $published_statuses = array( 'publish', 'future' ); // Posts 'submitted for approval' present are submitted to $_POST the same as if they were being published. // Change status from 'publish' to 'pending' if user lacks permissions to publish or to resave published posts. if ( isset($post_data['post_status']) && (in_array( $post_data['post_status'], $published_statuses ) && !current_user_can( $ptype->cap->publish_posts )) ) if ( ! in_array( $previous_status, $published_statuses ) || !current_user_can( 'edit_post', $post_id ) ) $post_data['post_status'] = 'pending'; if ( ! isset( $post_data['post_status'] ) ) { $post_data['post_status'] = 'auto-draft' === $previous_status ? 'draft' : $previous_status; } if ( isset( $post_data['post_password'] ) && ! current_user_can( $ptype->cap->publish_posts ) ) { unset( $post_data['post_password'] ); } if (!isset( $post_data['comment_status'] )) $post_data['comment_status'] = 'closed'; if (!isset( $post_data['ping_status'] )) $post_data['ping_status'] = 'closed'; foreach ( array('aa', 'mm', 'jj', 'hh', 'mn') as $timeunit ) { if ( !empty( $post_data['hidden_' . $timeunit] ) && $post_data['hidden_' . $timeunit] != $post_data[$timeunit] ) { $post_data['edit_date'] = '1'; break; } } if ( !empty( $post_data['edit_date'] ) ) { $aa = $post_data['aa']; $mm = $post_data['mm']; $jj = $post_data['jj']; $hh = $post_data['hh']; $mn = $post_data['mn']; $ss = $post_data['ss']; $aa = ($aa <= 0 ) ? date('Y') : $aa; $mm = ($mm <= 0 ) ? date('n') : $mm; $jj = ($jj > 31 ) ? 31 : $jj; $jj = ($jj <= 0 ) ? date('j') : $jj; $hh = ($hh > 23 ) ? $hh -24 : $hh; $mn = ($mn > 59 ) ? $mn -60 : $mn; $ss = ($ss > 59 ) ? $ss -60 : $ss; $post_data['post_date'] = sprintf( "%04d-%02d-%02d %02d:%02d:%02d", $aa, $mm, $jj, $hh, $mn, $ss ); $valid_date = wp_checkdate( $mm, $jj, $aa, $post_data['post_date'] ); if ( !$valid_date ) { return new WP_Error( 'invalid_date', __( 'Invalid date.' ) ); } $post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] ); } if ( isset( $post_data['post_category'] ) ) { $category_object = get_taxonomy( 'category' ); if ( ! current_user_can( $category_object->cap->assign_terms ) ) { unset( $post_data['post_category'] ); } } return $post_data; } /** * Returns only allowed post data fields * * @since 4.9.9 * * @param array $post_data Array of post data. Defaults to the contents of $_POST. * @return object|bool WP_Error on failure, true on success. */ function _wp_get_allowed_postdata( $post_data = null ) { if ( empty( $post_data ) ) { $post_data = $_POST; } // Pass through errors if ( is_wp_error( $post_data ) ) { return $post_data; } return array_diff_key( $post_data, array_flip( array( 'meta_input', 'file', 'guid' ) ) ); } /** * Update an existing post with values provided in $_POST. * * @since 1.5.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param array $post_data Optional. * @return int Post ID. */ function edit_post( $post_data = null ) { global $wpdb; if ( empty($post_data) ) $post_data = &$_POST; // Clear out any data in internal vars. unset( $post_data['filter'] ); $post_ID = (int) $post_data['post_ID']; $post = get_post( $post_ID ); $post_data['post_type'] = $post->post_type; $post_data['post_mime_type'] = $post->post_mime_type; if ( ! empty( $post_data['post_status'] ) ) { $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); if ( 'inherit' == $post_data['post_status'] ) { unset( $post_data['post_status'] ); } } $ptype = get_post_type_object($post_data['post_type']); if ( !current_user_can( 'edit_post', $post_ID ) ) { if ( 'page' == $post_data['post_type'] ) wp_die( __('Sorry, you are not allowed to edit this page.' )); else wp_die( __('Sorry, you are not allowed to edit this post.' )); } if ( post_type_supports( $ptype->name, 'revisions' ) ) { $revisions = wp_get_post_revisions( $post_ID, array( 'order' => 'ASC', 'posts_per_page' => 1 ) ); $revision = current( $revisions ); // Check if the revisions have been upgraded if ( $revisions && _wp_get_post_revision_version( $revision ) < 1 ) _wp_upgrade_revisions_of_post( $post, wp_get_post_revisions( $post_ID ) ); } if ( isset($post_data['visibility']) ) { switch ( $post_data['visibility'] ) { case 'public' : $post_data['post_password'] = ''; break; case 'password' : unset( $post_data['sticky'] ); break; case 'private' : $post_data['post_status'] = 'private'; $post_data['post_password'] = ''; unset( $post_data['sticky'] ); break; } } $post_data = _wp_translate_postdata( true, $post_data ); if ( is_wp_error($post_data) ) wp_die( $post_data->get_error_message() ); $translated = _wp_get_allowed_postdata( $post_data ); // Post Formats if ( isset( $post_data['post_format'] ) ) set_post_format( $post_ID, $post_data['post_format'] ); $format_meta_urls = array( 'url', 'link_url', 'quote_source_url' ); foreach ( $format_meta_urls as $format_meta_url ) { $keyed = '_format_' . $format_meta_url; if ( isset( $post_data[ $keyed ] ) ) update_post_meta( $post_ID, $keyed, wp_slash( esc_url_raw( wp_unslash( $post_data[ $keyed ] ) ) ) ); } $format_keys = array( 'quote', 'quote_source_name', 'image', 'gallery', 'audio_embed', 'video_embed' ); foreach ( $format_keys as $key ) { $keyed = '_format_' . $key; if ( isset( $post_data[ $keyed ] ) ) { if ( current_user_can( 'unfiltered_html' ) ) update_post_meta( $post_ID, $keyed, $post_data[ $keyed ] ); else update_post_meta( $post_ID, $keyed, wp_filter_post_kses( $post_data[ $keyed ] ) ); } } if ( 'attachment' === $post_data['post_type'] && preg_match( '#^(audio|video)/#', $post_data['post_mime_type'] ) ) { $id3data = wp_get_attachment_metadata( $post_ID ); if ( ! is_array( $id3data ) ) { $id3data = array(); } foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) { if ( isset( $post_data[ 'id3_' . $key ] ) ) { $id3data[ $key ] = sanitize_text_field( wp_unslash( $post_data[ 'id3_' . $key ] ) ); } } wp_update_attachment_metadata( $post_ID, $id3data ); } // Meta Stuff if ( isset($post_data['meta']) && $post_data['meta'] ) { foreach ( $post_data['meta'] as $key => $value ) { if ( !$meta = get_post_meta_by_id( $key ) ) continue; if ( $meta->post_id != $post_ID ) continue; if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $meta->meta_key ) ) continue; if ( is_protected_meta( $value['key'], 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $value['key'] ) ) continue; update_meta( $key, $value['key'], $value['value'] ); } } if ( isset($post_data['deletemeta']) && $post_data['deletemeta'] ) { foreach ( $post_data['deletemeta'] as $key => $value ) { if ( !$meta = get_post_meta_by_id( $key ) ) continue; if ( $meta->post_id != $post_ID ) continue; if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $post_ID, $meta->meta_key ) ) continue; delete_meta( $key ); } } // Attachment stuff if ( 'attachment' == $post_data['post_type'] ) { if ( isset( $post_data[ '_wp_attachment_image_alt' ] ) ) { $image_alt = wp_unslash( $post_data['_wp_attachment_image_alt'] ); if ( $image_alt != get_post_meta( $post_ID, '_wp_attachment_image_alt', true ) ) { $image_alt = wp_strip_all_tags( $image_alt, true ); // update_meta expects slashed. update_post_meta( $post_ID, '_wp_attachment_image_alt', wp_slash( $image_alt ) ); } } $attachment_data = isset( $post_data['attachments'][ $post_ID ] ) ? $post_data['attachments'][ $post_ID ] : array(); /** This filter is documented in wp-admin/includes/media.php */ $translated = apply_filters( 'attachment_fields_to_save', $translated, $attachment_data ); } // Convert taxonomy input to term IDs, to avoid ambiguity. if ( isset( $post_data['tax_input'] ) ) { foreach ( (array) $post_data['tax_input'] as $taxonomy => $terms ) { // Hierarchical taxonomy data is already sent as term IDs, so no conversion is necessary. if ( is_taxonomy_hierarchical( $taxonomy ) ) { continue; } /* * Assume that a 'tax_input' string is a comma-separated list of term names. * Some languages may use a character other than a comma as a delimiter, so we standardize on * commas before parsing the list. */ if ( ! is_array( $terms ) ) { $comma = _x( ',', 'tag delimiter' ); if ( ',' !== $comma ) { $terms = str_replace( $comma, ',', $terms ); } $terms = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) ); } $clean_terms = array(); foreach ( $terms as $term ) { // Empty terms are invalid input. if ( empty( $term ) ) { continue; } $_term = get_terms( $taxonomy, array( 'name' => $term, 'fields' => 'ids', 'hide_empty' => false, ) ); if ( ! empty( $_term ) ) { $clean_terms[] = intval( $_term[0] ); } else { // No existing term was found, so pass the string. A new term will be created. $clean_terms[] = $term; } } $translated['tax_input'][ $taxonomy ] = $clean_terms; } } add_meta( $post_ID ); update_post_meta( $post_ID, '_edit_last', get_current_user_id() ); $success = wp_update_post( $translated ); // If the save failed, see if we can sanity check the main fields and try again if ( ! $success && is_callable( array( $wpdb, 'strip_invalid_text_for_column' ) ) ) { $fields = array( 'post_title', 'post_content', 'post_excerpt' ); foreach ( $fields as $field ) { if ( isset( $translated[ $field ] ) ) { $translated[ $field ] = $wpdb->strip_invalid_text_for_column( $wpdb->posts, $field, $translated[ $field ] ); } } wp_update_post( $translated ); } // Now that we have an ID we can fix any attachment anchor hrefs _fix_attachment_links( $post_ID ); wp_set_post_lock( $post_ID ); if ( current_user_can( $ptype->cap->edit_others_posts ) && current_user_can( $ptype->cap->publish_posts ) ) { if ( ! empty( $post_data['sticky'] ) ) stick_post( $post_ID ); else unstick_post( $post_ID ); } return $post_ID; } /** * Process the post data for the bulk editing of posts. * * Updates all bulk edited posts/pages, adding (but not removing) tags and * categories. Skips pages when they would be their own parent or child. * * @since 2.7.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param array $post_data Optional, the array of post data to process if not provided will use $_POST superglobal. * @return array */ function bulk_edit_posts( $post_data = null ) { global $wpdb; if ( empty($post_data) ) $post_data = &$_POST; if ( isset($post_data['post_type']) ) $ptype = get_post_type_object($post_data['post_type']); else $ptype = get_post_type_object('post'); if ( !current_user_can( $ptype->cap->edit_posts ) ) { if ( 'page' == $ptype->name ) wp_die( __('Sorry, you are not allowed to edit pages.')); else wp_die( __('Sorry, you are not allowed to edit posts.')); } if ( -1 == $post_data['_status'] ) { $post_data['post_status'] = null; unset($post_data['post_status']); } else { $post_data['post_status'] = $post_data['_status']; } unset($post_data['_status']); if ( ! empty( $post_data['post_status'] ) ) { $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); if ( 'inherit' == $post_data['post_status'] ) { unset( $post_data['post_status'] ); } } $post_IDs = array_map( 'intval', (array) $post_data['post'] ); $reset = array( 'post_author', 'post_status', 'post_password', 'post_parent', 'page_template', 'comment_status', 'ping_status', 'keep_private', 'tax_input', 'post_category', 'sticky', 'post_format', ); foreach ( $reset as $field ) { if ( isset($post_data[$field]) && ( '' == $post_data[$field] || -1 == $post_data[$field] ) ) unset($post_data[$field]); } if ( isset($post_data['post_category']) ) { if ( is_array($post_data['post_category']) && ! empty($post_data['post_category']) ) $new_cats = array_map( 'absint', $post_data['post_category'] ); else unset($post_data['post_category']); } $tax_input = array(); if ( isset($post_data['tax_input'])) { foreach ( $post_data['tax_input'] as $tax_name => $terms ) { if ( empty($terms) ) continue; if ( is_taxonomy_hierarchical( $tax_name ) ) { $tax_input[ $tax_name ] = array_map( 'absint', $terms ); } else { $comma = _x( ',', 'tag delimiter' ); if ( ',' !== $comma ) $terms = str_replace( $comma, ',', $terms ); $tax_input[ $tax_name ] = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) ); } } } if ( isset($post_data['post_parent']) && ($parent = (int) $post_data['post_parent']) ) { $pages = $wpdb->get_results("SELECT ID, post_parent FROM $wpdb->posts WHERE post_type = 'page'"); $children = array(); for ( $i = 0; $i < 50 && $parent > 0; $i++ ) { $children[] = $parent; foreach ( $pages as $page ) { if ( $page->ID == $parent ) { $parent = $page->post_parent; break; } } } } $updated = $skipped = $locked = array(); $shared_post_data = $post_data; foreach ( $post_IDs as $post_ID ) { // Start with fresh post data with each iteration. $post_data = $shared_post_data; $post_type_object = get_post_type_object( get_post_type( $post_ID ) ); if ( !isset( $post_type_object ) || ( isset($children) && in_array($post_ID, $children) ) || !current_user_can( 'edit_post', $post_ID ) ) { $skipped[] = $post_ID; continue; } if ( wp_check_post_lock( $post_ID ) ) { $locked[] = $post_ID; continue; } $post = get_post( $post_ID ); $tax_names = get_object_taxonomies( $post ); foreach ( $tax_names as $tax_name ) { $taxonomy_obj = get_taxonomy($tax_name); if ( isset( $tax_input[$tax_name]) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) $new_terms = $tax_input[$tax_name]; else $new_terms = array(); if ( $taxonomy_obj->hierarchical ) $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array('fields' => 'ids') ); else $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array('fields' => 'names') ); $post_data['tax_input'][$tax_name] = array_merge( $current_terms, $new_terms ); } if ( isset($new_cats) && in_array( 'category', $tax_names ) ) { $cats = (array) wp_get_post_categories($post_ID); $post_data['post_category'] = array_unique( array_merge($cats, $new_cats) ); unset( $post_data['tax_input']['category'] ); } $post_data['post_ID'] = $post_ID; $post_data['post_type'] = $post->post_type; $post_data['post_mime_type'] = $post->post_mime_type; foreach ( array( 'comment_status', 'ping_status', 'post_author' ) as $field ) { if ( ! isset( $post_data[ $field ] ) ) { $post_data[ $field ] = $post->$field; } } $post_data = _wp_translate_postdata( true, $post_data ); if ( is_wp_error( $post_data ) ) { $skipped[] = $post_ID; continue; } $post_data = _wp_get_allowed_postdata( $post_data ); if ( isset( $shared_post_data['post_format'] ) ) { set_post_format( $post_ID, $shared_post_data['post_format'] ); unset( $post_data['tax_input']['post_format'] ); } $updated[] = wp_update_post( $post_data ); if ( isset( $post_data['sticky'] ) && current_user_can( $ptype->cap->edit_others_posts ) ) { if ( 'sticky' == $post_data['sticky'] ) stick_post( $post_ID ); else unstick_post( $post_ID ); } } return array( 'updated' => $updated, 'skipped' => $skipped, 'locked' => $locked ); } /** * Default post information to use when populating the "Write Post" form. * * @since 2.0.0 * * @param string $post_type Optional. A post type string. Default 'post'. * @param bool $create_in_db Optional. Whether to insert the post into database. Default false. * @return WP_Post Post object containing all the default post data as attributes */ function get_default_post_to_edit( $post_type = 'post', $create_in_db = false ) { $post_title = ''; if ( !empty( $_REQUEST['post_title'] ) ) $post_title = esc_html( wp_unslash( $_REQUEST['post_title'] )); $post_content = ''; if ( !empty( $_REQUEST['content'] ) ) $post_content = esc_html( wp_unslash( $_REQUEST['content'] )); $post_excerpt = ''; if ( !empty( $_REQUEST['excerpt'] ) ) $post_excerpt = esc_html( wp_unslash( $_REQUEST['excerpt'] )); if ( $create_in_db ) { $post_id = wp_insert_post( array( 'post_title' => __( 'Auto Draft' ), 'post_type' => $post_type, 'post_status' => 'auto-draft' ) ); $post = get_post( $post_id ); if ( current_theme_supports( 'post-formats' ) && post_type_supports( $post->post_type, 'post-formats' ) && get_option( 'default_post_format' ) ) set_post_format( $post, get_option( 'default_post_format' ) ); } else { $post = new stdClass; $post->ID = 0; $post->post_author = ''; $post->post_date = ''; $post->post_date_gmt = ''; $post->post_password = ''; $post->post_name = ''; $post->post_type = $post_type; $post->post_status = 'draft'; $post->to_ping = ''; $post->pinged = ''; $post->comment_status = get_default_comment_status( $post_type ); $post->ping_status = get_default_comment_status( $post_type, 'pingback' ); $post->post_pingback = get_option( 'default_pingback_flag' ); $post->post_category = get_option( 'default_category' ); $post->page_template = 'default'; $post->post_parent = 0; $post->menu_order = 0; $post = new WP_Post( $post ); } /** * Filters the default post content initially used in the "Write Post" form. * * @since 1.5.0 * * @param string $post_content Default post content. * @param WP_Post $post Post object. */ $post->post_content = apply_filters( 'default_content', $post_content, $post ); /** * Filters the default post title initially used in the "Write Post" form. * * @since 1.5.0 * * @param string $post_title Default post title. * @param WP_Post $post Post object. */ $post->post_title = apply_filters( 'default_title', $post_title, $post ); /** * Filters the default post excerpt initially used in the "Write Post" form. * * @since 1.5.0 * * @param string $post_excerpt Default post excerpt. * @param WP_Post $post Post object. */ $post->post_excerpt = apply_filters( 'default_excerpt', $post_excerpt, $post ); return $post; } /** * Determine if a post exists based on title, content, and date * * @since 2.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $title Post title * @param string $content Optional post content * @param string $date Optional post date * @return int Post ID if post exists, 0 otherwise. */ function post_exists($title, $content = '', $date = '') { global $wpdb; $post_title = wp_unslash( sanitize_post_field( 'post_title', $title, 0, 'db' ) ); $post_content = wp_unslash( sanitize_post_field( 'post_content', $content, 0, 'db' ) ); $post_date = wp_unslash( sanitize_post_field( 'post_date', $date, 0, 'db' ) ); $query = "SELECT ID FROM $wpdb->posts WHERE 1=1"; $args = array(); if ( !empty ( $date ) ) { $query .= ' AND post_date = %s'; $args[] = $post_date; } if ( !empty ( $title ) ) { $query .= ' AND post_title = %s'; $args[] = $post_title; } if ( !empty ( $content ) ) { $query .= ' AND post_content = %s'; $args[] = $post_content; } if ( !empty ( $args ) ) return (int) $wpdb->get_var( $wpdb->prepare($query, $args) ); return 0; } /** * Creates a new post from the "Write Post" form using $_POST information. * * @since 2.1.0 * * @global WP_User $current_user * * @return int|WP_Error */ function wp_write_post() { if ( isset($_POST['post_type']) ) $ptype = get_post_type_object($_POST['post_type']); else $ptype = get_post_type_object('post'); if ( !current_user_can( $ptype->cap->edit_posts ) ) { if ( 'page' == $ptype->name ) return new WP_Error( 'edit_pages', __( 'Sorry, you are not allowed to create pages on this site.' ) ); else return new WP_Error( 'edit_posts', __( 'Sorry, you are not allowed to create posts or drafts on this site.' ) ); } $_POST['post_mime_type'] = ''; // Clear out any data in internal vars. unset( $_POST['filter'] ); // Edit don't write if we have a post id. if ( isset( $_POST['post_ID'] ) ) return edit_post(); if ( isset($_POST['visibility']) ) { switch ( $_POST['visibility'] ) { case 'public' : $_POST['post_password'] = ''; break; case 'password' : unset( $_POST['sticky'] ); break; case 'private' : $_POST['post_status'] = 'private'; $_POST['post_password'] = ''; unset( $_POST['sticky'] ); break; } } $translated = _wp_translate_postdata( false ); if ( is_wp_error($translated) ) return $translated; $translated = _wp_get_allowed_postdata( $translated ); // Create the post. $post_ID = wp_insert_post( $translated ); if ( is_wp_error( $post_ID ) ) return $post_ID; if ( empty($post_ID) ) return 0; add_meta( $post_ID ); add_post_meta( $post_ID, '_edit_last', $GLOBALS['current_user']->ID ); // Now that we have an ID we can fix any attachment anchor hrefs _fix_attachment_links( $post_ID ); wp_set_post_lock( $post_ID ); return $post_ID; } /** * Calls wp_write_post() and handles the errors. * * @since 2.0.0 * * @return int|null */ function write_post() { $result = wp_write_post(); if ( is_wp_error( $result ) ) wp_die( $result->get_error_message() ); else return $result; } // // Post Meta // /** * Add post meta data defined in $_POST superglobal for post with given ID. * * @since 1.2.0 * * @param int $post_ID * @return int|bool */ function add_meta( $post_ID ) { $post_ID = (int) $post_ID; $metakeyselect = isset($_POST['metakeyselect']) ? wp_unslash( trim( $_POST['metakeyselect'] ) ) : ''; $metakeyinput = isset($_POST['metakeyinput']) ? wp_unslash( trim( $_POST['metakeyinput'] ) ) : ''; $metavalue = isset($_POST['metavalue']) ? $_POST['metavalue'] : ''; if ( is_string( $metavalue ) ) $metavalue = trim( $metavalue ); if ( ('0' === $metavalue || ! empty ( $metavalue ) ) && ( ( ( '#NONE#' != $metakeyselect ) && !empty ( $metakeyselect) ) || !empty ( $metakeyinput ) ) ) { /* * We have a key/value pair. If both the select and the input * for the key have data, the input takes precedence. */ if ( '#NONE#' != $metakeyselect ) $metakey = $metakeyselect; if ( $metakeyinput ) $metakey = $metakeyinput; // default if ( is_protected_meta( $metakey, 'post' ) || ! current_user_can( 'add_post_meta', $post_ID, $metakey ) ) return false; $metakey = wp_slash( $metakey ); return add_post_meta( $post_ID, $metakey, $metavalue ); } return false; } // add_meta /** * Delete post meta data by meta ID. * * @since 1.2.0 * * @param int $mid * @return bool */ function delete_meta( $mid ) { return delete_metadata_by_mid( 'post' , $mid ); } /** * Get a list of previously defined keys. * * @since 1.2.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @return mixed */ function get_meta_keys() { global $wpdb; $keys = $wpdb->get_col( " SELECT meta_key FROM $wpdb->postmeta GROUP BY meta_key ORDER BY meta_key" ); return $keys; } /** * Get post meta data by meta ID. * * @since 2.1.0 * * @param int $mid * @return object|bool */ function get_post_meta_by_id( $mid ) { return get_metadata_by_mid( 'post', $mid ); } /** * Get meta data for the given post ID. * * @since 1.2.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param int $postid * @return mixed */ function has_meta( $postid ) { global $wpdb; return $wpdb->get_results( $wpdb->prepare("SELECT meta_key, meta_value, meta_id, post_id FROM $wpdb->postmeta WHERE post_id = %d ORDER BY meta_key,meta_id", $postid), ARRAY_A ); } /** * Update post meta data by meta ID. * * @since 1.2.0 * * @param int $meta_id * @param string $meta_key Expect Slashed * @param string $meta_value Expect Slashed * @return bool */ function update_meta( $meta_id, $meta_key, $meta_value ) { $meta_key = wp_unslash( $meta_key ); $meta_value = wp_unslash( $meta_value ); return update_metadata_by_mid( 'post', $meta_id, $meta_value, $meta_key ); } // // Private // /** * Replace hrefs of attachment anchors with up-to-date permalinks. * * @since 2.3.0 * @access private * * @param int|object $post Post ID or post object. * @return void|int|WP_Error Void if nothing fixed. 0 or WP_Error on update failure. The post ID on update success. */ function _fix_attachment_links( $post ) { $post = get_post( $post, ARRAY_A ); $content = $post['post_content']; // Don't run if no pretty permalinks or post is not published, scheduled, or privately published. if ( ! get_option( 'permalink_structure' ) || ! in_array( $post['post_status'], array( 'publish', 'future', 'private' ) ) ) return; // Short if there aren't any links or no '?attachment_id=' strings (strpos cannot be zero) if ( !strpos($content, '?attachment_id=') || !preg_match_all( '/<a ([^>]+)>[\s\S]+?<\/a>/', $content, $link_matches ) ) return; $site_url = get_bloginfo('url'); $site_url = substr( $site_url, (int) strpos($site_url, '://') ); // remove the http(s) $replace = ''; foreach ( $link_matches[1] as $key => $value ) { if ( !strpos($value, '?attachment_id=') || !strpos($value, 'wp-att-') || !preg_match( '/href=(["\'])[^"\']*\?attachment_id=(\d+)[^"\']*\\1/', $value, $url_match ) || !preg_match( '/rel=["\'][^"\']*wp-att-(\d+)/', $value, $rel_match ) ) continue; $quote = $url_match[1]; // the quote (single or double) $url_id = (int) $url_match[2]; $rel_id = (int) $rel_match[1]; if ( !$url_id || !$rel_id || $url_id != $rel_id || strpos($url_match[0], $site_url) === false ) continue; $link = $link_matches[0][$key]; $replace = str_replace( $url_match[0], 'href=' . $quote . get_attachment_link( $url_id ) . $quote, $link ); $content = str_replace( $link, $replace, $content ); } if ( $replace ) { $post['post_content'] = $content; // Escape data pulled from DB. $post = add_magic_quotes($post); return wp_update_post($post); } } /** * Get all the possible statuses for a post_type * * @since 2.5.0 * * @param string $type The post_type you want the statuses for * @return array As array of all the statuses for the supplied post type */ function get_available_post_statuses($type = 'post') { $stati = wp_count_posts($type); return array_keys(get_object_vars($stati)); } /** * Run the wp query to fetch the posts for listing on the edit posts page * * @since 2.5.0 * * @param array|bool $q Array of query variables to use to build the query or false to use $_GET superglobal. * @return array */ function wp_edit_posts_query( $q = false ) { if ( false === $q ) $q = $_GET; $q['m'] = isset($q['m']) ? (int) $q['m'] : 0; $q['cat'] = isset($q['cat']) ? (int) $q['cat'] : 0; $post_stati = get_post_stati(); if ( isset($q['post_type']) && in_array( $q['post_type'], get_post_types() ) ) $post_type = $q['post_type']; else $post_type = 'post'; $avail_post_stati = get_available_post_statuses($post_type); if ( isset($q['post_status']) && in_array( $q['post_status'], $post_stati ) ) { $post_status = $q['post_status']; $perm = 'readable'; } if ( isset( $q['orderby'] ) ) { $orderby = $q['orderby']; } elseif ( isset( $q['post_status'] ) && in_array( $q['post_status'], array( 'pending', 'draft' ) ) ) { $orderby = 'modified'; } if ( isset( $q['order'] ) ) { $order = $q['order']; } elseif ( isset( $q['post_status'] ) && 'pending' == $q['post_status'] ) { $order = 'ASC'; } $per_page = "edit_{$post_type}_per_page"; $posts_per_page = (int) get_user_option( $per_page ); if ( empty( $posts_per_page ) || $posts_per_page < 1 ) $posts_per_page = 20; /** * Filters the number of items per page to show for a specific 'per_page' type. * * The dynamic portion of the hook name, `$post_type`, refers to the post type. * * Some examples of filter hooks generated here include: 'edit_attachment_per_page', * 'edit_post_per_page', 'edit_page_per_page', etc. * * @since 3.0.0 * * @param int $posts_per_page Number of posts to display per page for the given post * type. Default 20. */ $posts_per_page = apply_filters( "edit_{$post_type}_per_page", $posts_per_page ); /** * Filters the number of posts displayed per page when specifically listing "posts". * * @since 2.8.0 * * @param int $posts_per_page Number of posts to be displayed. Default 20. * @param string $post_type The post type. */ $posts_per_page = apply_filters( 'edit_posts_per_page', $posts_per_page, $post_type ); $query = compact('post_type', 'post_status', 'perm', 'order', 'orderby', 'posts_per_page'); // Hierarchical types require special args. if ( is_post_type_hierarchical( $post_type ) && !isset($orderby) ) { $query['orderby'] = 'menu_order title'; $query['order'] = 'asc'; $query['posts_per_page'] = -1; $query['posts_per_archive_page'] = -1; $query['fields'] = 'id=>parent'; } if ( ! empty( $q['show_sticky'] ) ) $query['post__in'] = (array) get_option( 'sticky_posts' ); wp( $query ); return $avail_post_stati; } /** * Get all available post MIME types for a given post type. * * @since 2.5.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $type * @return mixed */ function get_available_post_mime_types($type = 'attachment') { global $wpdb; $types = $wpdb->get_col($wpdb->prepare("SELECT DISTINCT post_mime_type FROM $wpdb->posts WHERE post_type = %s", $type)); return $types; } /** * Get the query variables for the current attachments request. * * @since 4.2.0 * * @param array|false $q Optional. Array of query variables to use to build the query or false * to use $_GET superglobal. Default false. * @return array The parsed query vars. */ function wp_edit_attachments_query_vars( $q = false ) { if ( false === $q ) { $q = $_GET; } $q['m'] = isset( $q['m'] ) ? (int) $q['m'] : 0; $q['cat'] = isset( $q['cat'] ) ? (int) $q['cat'] : 0; $q['post_type'] = 'attachment'; $post_type = get_post_type_object( 'attachment' ); $states = 'inherit'; if ( current_user_can( $post_type->cap->read_private_posts ) ) { $states .= ',private'; } $q['post_status'] = isset( $q['status'] ) && 'trash' == $q['status'] ? 'trash' : $states; $q['post_status'] = isset( $q['attachment-filter'] ) && 'trash' == $q['attachment-filter'] ? 'trash' : $states; $media_per_page = (int) get_user_option( 'upload_per_page' ); if ( empty( $media_per_page ) || $media_per_page < 1 ) { $media_per_page = 20; } /** * Filters the number of items to list per page when listing media items. * * @since 2.9.0 * * @param int $media_per_page Number of media to list. Default 20. */ $q['posts_per_page'] = apply_filters( 'upload_per_page', $media_per_page ); $post_mime_types = get_post_mime_types(); if ( isset($q['post_mime_type']) && !array_intersect( (array) $q['post_mime_type'], array_keys($post_mime_types) ) ) { unset($q['post_mime_type']); } foreach ( array_keys( $post_mime_types ) as $type ) { if ( isset( $q['attachment-filter'] ) && "post_mime_type:$type" == $q['attachment-filter'] ) { $q['post_mime_type'] = $type; break; } } if ( isset( $q['detached'] ) || ( isset( $q['attachment-filter'] ) && 'detached' == $q['attachment-filter'] ) ) { $q['post_parent'] = 0; } if ( isset( $q['mine'] ) || ( isset( $q['attachment-filter'] ) && 'mine' == $q['attachment-filter'] ) ) { $q['author'] = get_current_user_id(); } // Filter query clauses to include filenames. if ( isset( $q['s'] ) ) { add_filter( 'posts_clauses', '_filter_query_attachment_filenames' ); } return $q; } /** * Executes a query for attachments. An array of WP_Query arguments * can be passed in, which will override the arguments set by this function. * * @since 2.5.0 * * @param array|false $q Array of query variables to use to build the query or false to use $_GET superglobal. * @return array */ function wp_edit_attachments_query( $q = false ) { wp( wp_edit_attachments_query_vars( $q ) ); $post_mime_types = get_post_mime_types(); $avail_post_mime_types = get_available_post_mime_types( 'attachment' ); return array( $post_mime_types, $avail_post_mime_types ); } /** * Returns the list of classes to be used by a meta box. * * @since 2.5.0 * * @param string $id * @param string $page * @return string */ function postbox_classes( $id, $page ) { if ( isset( $_GET['edit'] ) && $_GET['edit'] == $id ) { $classes = array( '' ); } elseif ( $closed = get_user_option('closedpostboxes_'.$page ) ) { if ( !is_array( $closed ) ) { $classes = array( '' ); } else { $classes = in_array( $id, $closed ) ? array( 'closed' ) : array( '' ); } } else { $classes = array( '' ); } /** * Filters the postbox classes for a specific screen and screen ID combo. * * The dynamic portions of the hook name, `$page` and `$id`, refer to * the screen and screen ID, respectively. * * @since 3.2.0 * * @param array $classes An array of postbox classes. */ $classes = apply_filters( "postbox_classes_{$page}_{$id}", $classes ); return implode( ' ', $classes ); } /** * Get a sample permalink based off of the post name. * * @since 2.5.0 * * @param int $id Post ID or post object. * @param string $title Optional. Title to override the post's current title when generating the post name. Default null. * @param string $name Optional. Name to override the post name. Default null. * @return array Array containing the sample permalink with placeholder for the post name, and the post name. */ function get_sample_permalink($id, $title = null, $name = null) { $post = get_post( $id ); if ( ! $post ) return array( '', '' ); $ptype = get_post_type_object($post->post_type); $original_status = $post->post_status; $original_date = $post->post_date; $original_name = $post->post_name; // Hack: get_permalink() would return ugly permalink for drafts, so we will fake that our post is published. if ( in_array( $post->post_status, array( 'draft', 'pending', 'future' ) ) ) { $post->post_status = 'publish'; $post->post_name = sanitize_title($post->post_name ? $post->post_name : $post->post_title, $post->ID); } // If the user wants to set a new name -- override the current one // Note: if empty name is supplied -- use the title instead, see #6072 if ( !is_null($name) ) $post->post_name = sanitize_title($name ? $name : $title, $post->ID); $post->post_name = wp_unique_post_slug($post->post_name, $post->ID, $post->post_status, $post->post_type, $post->post_parent); $post->filter = 'sample'; $permalink = get_permalink($post, true); // Replace custom post_type Token with generic pagename token for ease of use. $permalink = str_replace("%$post->post_type%", '%pagename%', $permalink); // Handle page hierarchy if ( $ptype->hierarchical ) { $uri = get_page_uri($post); if ( $uri ) { $uri = untrailingslashit($uri); $uri = strrev( stristr( strrev( $uri ), '/' ) ); $uri = untrailingslashit($uri); } /** This filter is documented in wp-admin/edit-tag-form.php */ $uri = apply_filters( 'editable_slug', $uri, $post ); if ( !empty($uri) ) $uri .= '/'; $permalink = str_replace('%pagename%', "{$uri}%pagename%", $permalink); } /** This filter is documented in wp-admin/edit-tag-form.php */ $permalink = array( $permalink, apply_filters( 'editable_slug', $post->post_name, $post ) ); $post->post_status = $original_status; $post->post_date = $original_date; $post->post_name = $original_name; unset($post->filter); /** * Filters the sample permalink. * * @since 4.4.0 * * @param array $permalink Array containing the sample permalink with placeholder for the post name, and the post name. * @param int $post_id Post ID. * @param string $title Post title. * @param string $name Post name (slug). * @param WP_Post $post Post object. */ return apply_filters( 'get_sample_permalink', $permalink, $post->ID, $title, $name, $post ); } /** * Returns the HTML of the sample permalink slug editor. * * @since 2.5.0 * * @param int $id Post ID or post object. * @param string $new_title Optional. New title. Default null. * @param string $new_slug Optional. New slug. Default null. * @return string The HTML of the sample permalink slug editor. */ function get_sample_permalink_html( $id, $new_title = null, $new_slug = null ) { $post = get_post( $id ); if ( ! $post ) return ''; list($permalink, $post_name) = get_sample_permalink($post->ID, $new_title, $new_slug); $view_link = false; $preview_target = ''; if ( current_user_can( 'read_post', $post->ID ) ) { if ( 'draft' === $post->post_status || empty( $post->post_name ) ) { $view_link = get_preview_post_link( $post ); $preview_target = " target='wp-preview-{$post->ID}'"; } else { if ( 'publish' === $post->post_status || 'attachment' === $post->post_type ) { $view_link = get_permalink( $post ); } else { // Allow non-published (private, future) to be viewed at a pretty permalink, in case $post->post_name is set $view_link = str_replace( array( '%pagename%', '%postname%' ), $post->post_name, $permalink ); } } } // Permalinks without a post/page name placeholder don't have anything to edit if ( false === strpos( $permalink, '%postname%' ) && false === strpos( $permalink, '%pagename%' ) ) { $return = '<strong>' . __( 'Permalink:' ) . "</strong>\n"; if ( false !== $view_link ) { $display_link = urldecode( $view_link ); $return .= '<a id="sample-permalink" href="' . esc_url( $view_link ) . '"' . $preview_target . '>' . esc_html( $display_link ) . "</a>\n"; } else { $return .= '<span id="sample-permalink">' . $permalink . "</span>\n"; } // Encourage a pretty permalink setting if ( '' == get_option( 'permalink_structure' ) && current_user_can( 'manage_options' ) && !( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') ) ) { $return .= '<span id="change-permalinks"><a href="options-permalink.php" class="button button-small" target="_blank">' . __('Change Permalinks') . "</a></span>\n"; } } else { if ( mb_strlen( $post_name ) > 34 ) { $post_name_abridged = mb_substr( $post_name, 0, 16 ) . '&hellip;' . mb_substr( $post_name, -16 ); } else { $post_name_abridged = $post_name; } $post_name_html = '<span id="editable-post-name">' . esc_html( $post_name_abridged ) . '</span>'; $display_link = str_replace( array( '%pagename%', '%postname%' ), $post_name_html, esc_html( urldecode( $permalink ) ) ); $return = '<strong>' . __( 'Permalink:' ) . "</strong>\n"; $return .= '<span id="sample-permalink"><a href="' . esc_url( $view_link ) . '"' . $preview_target . '>' . $display_link . "</a></span>\n"; $return .= '&lrm;'; // Fix bi-directional text display defect in RTL languages. $return .= '<span id="edit-slug-buttons"><button type="button" class="edit-slug button button-small hide-if-no-js" aria-label="' . __( 'Edit permalink' ) . '">' . __( 'Edit' ) . "</button></span>\n"; $return .= '<span id="editable-post-name-full">' . esc_html( $post_name ) . "</span>\n"; } /** * Filters the sample permalink HTML markup. * * @since 2.9.0 * @since 4.4.0 Added `$post` parameter. * * @param string $return Sample permalink HTML markup. * @param int $post_id Post ID. * @param string $new_title New sample permalink title. * @param string $new_slug New sample permalink slug. * @param WP_Post $post Post object. */ $return = apply_filters( 'get_sample_permalink_html', $return, $post->ID, $new_title, $new_slug, $post ); return $return; } /** * Output HTML for the post thumbnail meta-box. * * @since 2.9.0 * * @param int $thumbnail_id ID of the attachment used for thumbnail * @param mixed $post The post ID or object associated with the thumbnail, defaults to global $post. * @return string html */ function _wp_post_thumbnail_html( $thumbnail_id = null, $post = null ) { $_wp_additional_image_sizes = wp_get_additional_image_sizes(); $post = get_post( $post ); $post_type_object = get_post_type_object( $post->post_type ); $set_thumbnail_link = '<p class="hide-if-no-js"><a href="%s" id="set-post-thumbnail"%s class="thickbox">%s</a></p>'; $upload_iframe_src = get_upload_iframe_src( 'image', $post->ID ); $content = sprintf( $set_thumbnail_link, esc_url( $upload_iframe_src ), '', // Empty when there's no featured image set, `aria-describedby` attribute otherwise. esc_html( $post_type_object->labels->set_featured_image ) ); if ( $thumbnail_id && get_post( $thumbnail_id ) ) { $size = isset( $_wp_additional_image_sizes['post-thumbnail'] ) ? 'post-thumbnail' : array( 266, 266 ); /** * Filters the size used to display the post thumbnail image in the 'Featured Image' meta box. * * Note: When a theme adds 'post-thumbnail' support, a special 'post-thumbnail' * image size is registered, which differs from the 'thumbnail' image size * managed via the Settings > Media screen. See the `$size` parameter description * for more information on default values. * * @since 4.4.0 * * @param string|array $size Post thumbnail image size to display in the meta box. Accepts any valid * image size, or an array of width and height values in pixels (in that order). * If the 'post-thumbnail' size is set, default is 'post-thumbnail'. Otherwise, * default is an array with 266 as both the height and width values. * @param int $thumbnail_id Post thumbnail attachment ID. * @param WP_Post $post The post object associated with the thumbnail. */ $size = apply_filters( 'admin_post_thumbnail_size', $size, $thumbnail_id, $post ); $thumbnail_html = wp_get_attachment_image( $thumbnail_id, $size ); if ( ! empty( $thumbnail_html ) ) { $content = sprintf( $set_thumbnail_link, esc_url( $upload_iframe_src ), ' aria-describedby="set-post-thumbnail-desc"', $thumbnail_html ); $content .= '<p class="hide-if-no-js howto" id="set-post-thumbnail-desc">' . __( 'Click the image to edit or update' ) . '</p>'; $content .= '<p class="hide-if-no-js"><a href="#" id="remove-post-thumbnail">' . esc_html( $post_type_object->labels->remove_featured_image ) . '</a></p>'; } } $content .= '<input type="hidden" id="_thumbnail_id" name="_thumbnail_id" value="' . esc_attr( $thumbnail_id ? $thumbnail_id : '-1' ) . '" />'; /** * Filters the admin post thumbnail HTML markup to return. * * @since 2.9.0 * @since 3.5.0 Added the `$post_id` parameter. * @since 4.6.0 Added the `$thumbnail_id` parameter. * * @param string $content Admin post thumbnail HTML markup. * @param int $post_id Post ID. * @param int $thumbnail_id Thumbnail ID. */ return apply_filters( 'admin_post_thumbnail_html', $content, $post->ID, $thumbnail_id ); } /** * Check to see if the post is currently being edited by another user. * * @since 2.5.0 * * @param int $post_id ID of the post to check for editing. * @return int|false ID of the user with lock. False if the post does not exist, post is not locked, * the user with lock does not exist, or the post is locked by current user. */ function wp_check_post_lock( $post_id ) { if ( ! $post = get_post( $post_id ) ) { return false; } if ( ! $lock = get_post_meta( $post->ID, '_edit_lock', true ) ) { return false; } $lock = explode( ':', $lock ); $time = $lock[0]; $user = isset( $lock[1] ) ? $lock[1] : get_post_meta( $post->ID, '_edit_last', true ); if ( ! get_userdata( $user ) ) { return false; } /** This filter is documented in wp-admin/includes/ajax-actions.php */ $time_window = apply_filters( 'wp_check_post_lock_window', 150 ); if ( $time && $time > time() - $time_window && $user != get_current_user_id() ) { return $user; } return false; } /** * Mark the post as currently being edited by the current user * * @since 2.5.0 * * @param int $post_id ID of the post being edited. * @return array|false Array of the lock time and user ID. False if the post does not exist, or * there is no current user. */ function wp_set_post_lock( $post_id ) { if ( ! $post = get_post( $post_id ) ) { return false; } if ( 0 == ( $user_id = get_current_user_id() ) ) { return false; } $now = time(); $lock = "$now:$user_id"; update_post_meta( $post->ID, '_edit_lock', $lock ); return array( $now, $user_id ); } /** * Outputs the HTML for the notice to say that someone else is editing or has taken over editing of this post. * * @since 2.8.5 * @return none */ function _admin_notice_post_locked() { if ( ! $post = get_post() ) return; $user = null; if ( $user_id = wp_check_post_lock( $post->ID ) ) $user = get_userdata( $user_id ); if ( $user ) { /** * Filters whether to show the post locked dialog. * * Returning a falsey value to the filter will short-circuit displaying the dialog. * * @since 3.6.0 * * @param bool $display Whether to display the dialog. Default true. * @param WP_Post $post Post object. * @param WP_User|bool $user WP_User object on success, false otherwise. */ if ( ! apply_filters( 'show_post_locked_dialog', true, $post, $user ) ) return; $locked = true; } else { $locked = false; } if ( $locked && ( $sendback = wp_get_referer() ) && false === strpos( $sendback, 'post.php' ) && false === strpos( $sendback, 'post-new.php' ) ) { $sendback_text = __('Go back'); } else { $sendback = admin_url( 'edit.php' ); if ( 'post' != $post->post_type ) $sendback = add_query_arg( 'post_type', $post->post_type, $sendback ); $sendback_text = get_post_type_object( $post->post_type )->labels->all_items; } $hidden = $locked ? '' : ' hidden'; ?> <div id="post-lock-dialog" class="notification-dialog-wrap<?php echo $hidden; ?>"> <div class="notification-dialog-background"></div> <div class="notification-dialog"> <?php if ( $locked ) { $query_args = array(); if ( get_post_type_object( $post->post_type )->public ) { if ( 'publish' == $post->post_status || $user->ID != $post->post_author ) { // Latest content is in autosave $nonce = wp_create_nonce( 'post_preview_' . $post->ID ); $query_args['preview_id'] = $post->ID; $query_args['preview_nonce'] = $nonce; } } $preview_link = get_preview_post_link( $post->ID, $query_args ); /** * Filters whether to allow the post lock to be overridden. * * Returning a falsey value to the filter will disable the ability * to override the post lock. * * @since 3.6.0 * * @param bool $override Whether to allow overriding post locks. Default true. * @param WP_Post $post Post object. * @param WP_User $user User object. */ $override = apply_filters( 'override_post_lock', true, $post, $user ); $tab_last = $override ? '' : ' wp-tab-last'; ?> <div class="post-locked-message"> <div class="post-locked-avatar"><?php echo get_avatar( $user->ID, 64 ); ?></div> <p class="currently-editing wp-tab-first" tabindex="0"> <?php if ( $override ) { /* translators: %s: user's display name */ printf( __( '%s is already editing this post. Do you want to take over?' ), esc_html( $user->display_name ) ); } else { /* translators: %s: user's display name */ printf( __( '%s is already editing this post.' ), esc_html( $user->display_name ) ); } ?> </p> <?php /** * Fires inside the post locked dialog before the buttons are displayed. * * @since 3.6.0 * * @param WP_Post $post Post object. */ do_action( 'post_locked_dialog', $post ); ?> <p> <a class="button" href="<?php echo esc_url( $sendback ); ?>"><?php echo $sendback_text; ?></a> <?php if ( $preview_link ) { ?> <a class="button<?php echo $tab_last; ?>" href="<?php echo esc_url( $preview_link ); ?>"><?php _e('Preview'); ?></a> <?php } // Allow plugins to prevent some users overriding the post lock if ( $override ) { ?> <a class="button button-primary wp-tab-last" href="<?php echo esc_url( add_query_arg( 'get-post-lock', '1', wp_nonce_url( get_edit_post_link( $post->ID, 'url' ), 'lock-post_' . $post->ID ) ) ); ?>"><?php _e('Take over'); ?></a> <?php } ?> </p> </div> <?php } else { ?> <div class="post-taken-over"> <div class="post-locked-avatar"></div> <p class="wp-tab-first" tabindex="0"> <span class="currently-editing"></span><br /> <span class="locked-saving hidden"><img src="<?php echo esc_url( admin_url( 'images/spinner-2x.gif' ) ); ?>" width="16" height="16" alt="" /> <?php _e( 'Saving revision&hellip;' ); ?></span> <span class="locked-saved hidden"><?php _e('Your latest changes were saved as a revision.'); ?></span> </p> <?php /** * Fires inside the dialog displayed when a user has lost the post lock. * * @since 3.6.0 * * @param WP_Post $post Post object. */ do_action( 'post_lock_lost_dialog', $post ); ?> <p><a class="button button-primary wp-tab-last" href="<?php echo esc_url( $sendback ); ?>"><?php echo $sendback_text; ?></a></p> </div> <?php } ?> </div> </div> <?php } /** * Creates autosave data for the specified post from $_POST data. * * @since 2.6.0 * * @param mixed $post_data Associative array containing the post data or int post ID. * @return mixed The autosave revision ID. WP_Error or 0 on error. */ function wp_create_post_autosave( $post_data ) { if ( is_numeric( $post_data ) ) { $post_id = $post_data; $post_data = $_POST; } else { $post_id = (int) $post_data['post_ID']; } $post_data = _wp_translate_postdata( true, $post_data ); if ( is_wp_error( $post_data ) ) return $post_data; $post_data = _wp_get_allowed_postdata( $post_data ); $post_author = get_current_user_id(); // Store one autosave per author. If there is already an autosave, overwrite it. if ( $old_autosave = wp_get_post_autosave( $post_id, $post_author ) ) { $new_autosave = _wp_post_revision_data( $post_data, true ); $new_autosave['ID'] = $old_autosave->ID; $new_autosave['post_author'] = $post_author; // If the new autosave has the same content as the post, delete the autosave. $post = get_post( $post_id ); $autosave_is_different = false; foreach ( array_intersect( array_keys( $new_autosave ), array_keys( _wp_post_revision_fields( $post ) ) ) as $field ) { if ( normalize_whitespace( $new_autosave[ $field ] ) != normalize_whitespace( $post->$field ) ) { $autosave_is_different = true; break; } } if ( ! $autosave_is_different ) { wp_delete_post_revision( $old_autosave->ID ); return 0; } /** * Fires before an autosave is stored. * * @since 4.1.0 * * @param array $new_autosave Post array - the autosave that is about to be saved. */ do_action( 'wp_creating_autosave', $new_autosave ); return wp_update_post( $new_autosave ); } // _wp_put_post_revision() expects unescaped. $post_data = wp_unslash( $post_data ); // Otherwise create the new autosave as a special post revision return _wp_put_post_revision( $post_data, true ); } /** * Saves a draft or manually autosaves for the purpose of showing a post preview. * * @since 2.7.0 * * @return string URL to redirect to show the preview. */ function post_preview() { $post_ID = (int) $_POST['post_ID']; $_POST['ID'] = $post_ID; if ( ! $post = get_post( $post_ID ) ) { wp_die( __( 'Sorry, you are not allowed to edit this post.' ) ); } if ( ! current_user_can( 'edit_post', $post->ID ) ) { wp_die( __( 'Sorry, you are not allowed to edit this post.' ) ); } $is_autosave = false; if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author && ( 'draft' == $post->post_status || 'auto-draft' == $post->post_status ) ) { $saved_post_id = edit_post(); } else { $is_autosave = true; if ( isset( $_POST['post_status'] ) && 'auto-draft' == $_POST['post_status'] ) $_POST['post_status'] = 'draft'; $saved_post_id = wp_create_post_autosave( $post->ID ); } if ( is_wp_error( $saved_post_id ) ) wp_die( $saved_post_id->get_error_message() ); $query_args = array(); if ( $is_autosave && $saved_post_id ) { $query_args['preview_id'] = $post->ID; $query_args['preview_nonce'] = wp_create_nonce( 'post_preview_' . $post->ID ); if ( isset( $_POST['post_format'] ) ) { $query_args['post_format'] = empty( $_POST['post_format'] ) ? 'standard' : sanitize_key( $_POST['post_format'] ); } if ( isset( $_POST['_thumbnail_id'] ) ) { $query_args['_thumbnail_id'] = ( intval( $_POST['_thumbnail_id'] ) <= 0 ) ? '-1' : intval( $_POST['_thumbnail_id'] ); } } return get_preview_post_link( $post, $query_args ); } /** * Save a post submitted with XHR * * Intended for use with heartbeat and autosave.js * * @since 3.9.0 * * @param array $post_data Associative array of the submitted post data. * @return mixed The value 0 or WP_Error on failure. The saved post ID on success. * The ID can be the draft post_id or the autosave revision post_id. */ function wp_autosave( $post_data ) { // Back-compat if ( ! defined( 'DOING_AUTOSAVE' ) ) define( 'DOING_AUTOSAVE', true ); $post_id = (int) $post_data['post_id']; $post_data['ID'] = $post_data['post_ID'] = $post_id; if ( false === wp_verify_nonce( $post_data['_wpnonce'], 'update-post_' . $post_id ) ) { return new WP_Error( 'invalid_nonce', __( 'Error while saving.' ) ); } $post = get_post( $post_id ); if ( ! current_user_can( 'edit_post', $post->ID ) ) { return new WP_Error( 'edit_posts', __( 'Sorry, you are not allowed to edit this item.' ) ); } if ( 'auto-draft' == $post->post_status ) $post_data['post_status'] = 'draft'; if ( $post_data['post_type'] != 'page' && ! empty( $post_data['catslist'] ) ) $post_data['post_category'] = explode( ',', $post_data['catslist'] ); if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author && ( 'auto-draft' == $post->post_status || 'draft' == $post->post_status ) ) { // Drafts and auto-drafts are just overwritten by autosave for the same user if the post is not locked return edit_post( wp_slash( $post_data ) ); } else { // Non drafts or other users drafts are not overwritten. The autosave is stored in a special post revision for each user. return wp_create_post_autosave( wp_slash( $post_data ) ); } } /** * Redirect to previous page. * * @param int $post_id Optional. Post ID. */ function redirect_post($post_id = '') { if ( isset($_POST['save']) || isset($_POST['publish']) ) { $status = get_post_status( $post_id ); if ( isset( $_POST['publish'] ) ) { switch ( $status ) { case 'pending': $message = 8; break; case 'future': $message = 9; break; default: $message = 6; } } else { $message = 'draft' == $status ? 10 : 1; } $location = add_query_arg( 'message', $message, get_edit_post_link( $post_id, 'url' ) ); } elseif ( isset($_POST['addmeta']) && $_POST['addmeta'] ) { $location = add_query_arg( 'message', 2, wp_get_referer() ); $location = explode('#', $location); $location = $location[0] . '#postcustom'; } elseif ( isset($_POST['deletemeta']) && $_POST['deletemeta'] ) { $location = add_query_arg( 'message', 3, wp_get_referer() ); $location = explode('#', $location); $location = $location[0] . '#postcustom'; } else { $location = add_query_arg( 'message', 4, get_edit_post_link( $post_id, 'url' ) ); } /** * Filters the post redirect destination URL. * * @since 2.9.0 * * @param string $location The destination URL. * @param int $post_id The post ID. */ wp_redirect( apply_filters( 'redirect_post_location', $location, $post_id ) ); exit; } Submit