/wp-admin/includes/post.php
PHP | 1340 lines | 800 code | 216 blank | 324 comment | 263 complexity | 75c9b6edb6d3e4f410457375d63d4a2d MD5 | raw file
Possible License(s): LGPL-2.1, AGPL-1.0, GPL-2.0, GPL-3.0
- <?php
- /**
- * WordPress Post Administration API.
- *
- * @package WordPress
- * @subpackage Administration
- */
- /**
- * Rename $_POST data from form names to DB post columns.
- *
- * Manipulates $_POST directly.
- *
- * @package WordPress
- * @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'];
- 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'] = $post_data['trackback_url'];
- if ( !isset($post_data['user_ID']) )
- $post_data['user_ID'] = $GLOBALS['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'];
- }
- }
- $ptype = get_post_type_object( $post_data['post_type'] );
- if ( isset($post_data['user_ID']) && ($post_data['post_author'] != $post_data['user_ID']) ) {
- if ( !current_user_can( $ptype->cap->edit_others_posts ) ) {
- if ( 'page' == $post_data['post_type'] ) {
- return new WP_Error( 'edit_others_pages', $update ?
- __( 'You are not allowed to edit pages as this user.' ) :
- __( 'You are not allowed to create pages as this user.' )
- );
- } else {
- return new WP_Error( 'edit_others_posts', $update ?
- __( 'You are not allowed to edit posts as this user.' ) :
- __( 'You are not allowed to post as this user.' )
- );
- }
- }
- }
- // What to do based on which button they pressed
- if ( isset($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;
- // 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']) && ('publish' == $post_data['post_status'] && !current_user_can( $ptype->cap->publish_posts )) )
- if ( $previous_status != 'publish' || !current_user_can( 'edit_post', $post_id ) )
- $post_data['post_status'] = 'pending';
- if ( ! isset($post_data['post_status']) )
- $post_data['post_status'] = $previous_status;
- 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 );
- $post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] );
- }
- return $post_data;
- }
- /**
- * Update an existing post with values provided in $_POST.
- *
- * @since 1.5.0
- *
- * @param array $post_data Optional.
- * @return int Post ID.
- */
- function edit_post( $post_data = null ) {
- if ( empty($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;
- $ptype = get_post_type_object($post_data['post_type']);
- if ( !current_user_can( $ptype->cap->edit_post, $post_ID ) ) {
- if ( 'page' == $post_data['post_type'] )
- wp_die( __('You are not allowed to edit this page.' ));
- else
- wp_die( __('You are not allowed to edit this post.' ));
- }
- // Autosave shouldn't save too soon after a real save
- if ( 'autosave' == $post_data['action'] ) {
- $post =& get_post( $post_ID );
- $now = time();
- $then = strtotime($post->post_date_gmt . ' +0000');
- $delta = AUTOSAVE_INTERVAL / 2;
- if ( ($now - $then) < $delta )
- return $post_ID;
- }
- $post_data = _wp_translate_postdata( true, $post_data );
- if ( is_wp_error($post_data) )
- wp_die( $post_data->get_error_message() );
- if ( 'autosave' != $post_data['action'] && 'auto-draft' == $post_data['post_status'] )
- $post_data['post_status'] = 'draft';
- if ( isset($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 Formats
- if ( isset( $post_data['post_format'] ) ) {
- if ( current_theme_supports( 'post-formats', $post_data['post_format'] ) )
- set_post_format( $post_ID, $post_data['post_format'] );
- elseif ( '0' == $post_data['post_format'] )
- set_post_format( $post_ID, false );
- }
- // Meta Stuff
- if ( isset($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( $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 );
- }
- }
- add_meta( $post_ID );
- update_post_meta( $post_ID, '_edit_last', $GLOBALS['current_user']->ID );
- wp_update_post( $post_data );
- // 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 ) ) {
- 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
- *
- * @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( __('You are not allowed to edit pages.'));
- else
- wp_die( __('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']);
- $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' );
- 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 {
- $tax_input[$tax_name] = preg_replace( '/\s*,\s*/', ',', rtrim( trim($terms), ' ,' ) );
- $tax_input[$tax_name] = explode(',', $tax_input[$tax_name]);
- }
- }
- }
- 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;
- }
- }
- }
- }
- if ( isset( $post_data['post_format'] ) ) {
- if ( '0' == $post_data['post_format'] )
- $post_data['post_format'] = false;
- // don't change the post format if it's not supported or not '0' (standard)
- elseif ( ! current_theme_supports( 'post-formats', $post_data['post_format'] ) )
- unset( $post_data['post_format'] );
- }
- $updated = $skipped = $locked = array();
- foreach ( $post_IDs as $post_ID ) {
- $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( $post_type_object->cap->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_mime_type'] = $post->post_mime_type;
- $post_data['guid'] = $post->guid;
- $post_data['ID'] = $post_ID;
- $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 );
- }
- if ( isset( $post_data['post_format'] ) )
- set_post_format( $post_ID, $post_data['post_format'] );
- }
- 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 A post type string, defaults to 'post'.
- * @return object stdClass object containing all the default post data as attributes
- */
- function get_default_post_to_edit( $post_type = 'post', $create_in_db = false ) {
- global $wpdb;
- $post_title = '';
- if ( !empty( $_REQUEST['post_title'] ) )
- $post_title = esc_html( stripslashes( $_REQUEST['post_title'] ));
- $post_content = '';
- if ( !empty( $_REQUEST['content'] ) )
- $post_content = esc_html( stripslashes( $_REQUEST['content'] ));
- $post_excerpt = '';
- if ( !empty( $_REQUEST['excerpt'] ) )
- $post_excerpt = esc_html( stripslashes( $_REQUEST['excerpt'] ));
- if ( $create_in_db ) {
- // Cleanup old auto-drafts more than 7 days old
- $old_posts = $wpdb->get_col( "SELECT ID FROM $wpdb->posts WHERE post_status = 'auto-draft' AND DATE_SUB( NOW(), INTERVAL 7 DAY ) > post_date" );
- foreach ( (array) $old_posts as $delete )
- wp_delete_post( $delete, true ); // Force delete
- $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_type = $post_type;
- $post->post_status = 'draft';
- $post->to_ping = '';
- $post->pinged = '';
- $post->comment_status = get_option( 'default_comment_status' );
- $post->ping_status = get_option( 'default_ping_status' );
- $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->post_content = apply_filters( 'default_content', $post_content, $post );
- $post->post_title = apply_filters( 'default_title', $post_title, $post );
- $post->post_excerpt = apply_filters( 'default_excerpt', $post_excerpt, $post );
- $post->post_name = '';
- return $post;
- }
- /**
- * Get the default page information to use.
- *
- * @since 2.5.0
- *
- * @return object stdClass object containing all the default post data as attributes
- */
- function get_default_page_to_edit() {
- $page = get_default_post_to_edit();
- $page->post_type = 'page';
- return $page;
- }
- /**
- * Get an existing post and format it for editing.
- *
- * @since 2.0.0
- *
- * @param unknown_type $id
- * @return unknown
- */
- function get_post_to_edit( $id ) {
- $post = get_post( $id, OBJECT, 'edit' );
- if ( $post->post_type == 'page' )
- $post->page_template = get_post_meta( $id, '_wp_page_template', true );
- return $post;
- }
- /**
- * Determine if a post exists based on title, content, and date
- *
- * @since 2.0.0
- *
- * @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 = stripslashes( sanitize_post_field( 'post_title', $title, 0, 'db' ) );
- $post_content = stripslashes( sanitize_post_field( 'post_content', $content, 0, 'db' ) );
- $post_date = stripslashes( 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 $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
- *
- * @return unknown
- */
- function wp_write_post() {
- global $user_ID;
- if ( isset($_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', __( 'You are not allowed to create pages on this site.' ) );
- else
- return new WP_Error( 'edit_posts', __( '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();
- $translated = _wp_translate_postdata( false );
- if ( is_wp_error($translated) )
- return $translated;
- if ( isset($_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;
- }
- }
- // Create the post.
- $post_ID = wp_insert_post( $_POST );
- 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
- * @uses wp_write_post()
- * @uses is_wp_error()
- * @uses wp_die()
- * @return unknown
- */
- function write_post() {
- $result = wp_write_post();
- if ( is_wp_error( $result ) )
- wp_die( $result->get_error_message() );
- else
- return $result;
- }
- //
- // Post Meta
- //
- /**
- * {@internal Missing Short Description}}
- *
- * @since 1.2.0
- *
- * @param unknown_type $post_ID
- * @return unknown
- */
- function add_meta( $post_ID ) {
- global $wpdb;
- $post_ID = (int) $post_ID;
- $metakeyselect = isset($_POST['metakeyselect']) ? stripslashes( trim( $_POST['metakeyselect'] ) ) : '';
- $metakeyinput = isset($_POST['metakeyinput']) ? stripslashes( 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 = esc_sql( $metakey );
- return add_post_meta( $post_ID, $metakey, $metavalue );
- }
- return false;
- } // add_meta
- /**
- * {@internal Missing Short Description}}
- *
- * @since 1.2.0
- *
- * @param unknown_type $mid
- * @return unknown
- */
- function delete_meta( $mid ) {
- return delete_metadata_by_mid( 'post' , $mid );
- }
- /**
- * Get a list of previously defined keys.
- *
- * @since 1.2.0
- *
- * @return unknown
- */
- 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;
- }
- /**
- * {@internal Missing Short Description}}
- *
- * @since 2.1.0
- *
- * @param unknown_type $mid
- * @return unknown
- */
- function get_post_meta_by_id( $mid ) {
- return get_metadata_by_mid( 'post', $mid );
- }
- /**
- * {@internal Missing Short Description}}
- *
- * Some postmeta stuff.
- *
- * @since 1.2.0
- *
- * @param unknown_type $postid
- * @return unknown
- */
- 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 );
- }
- /**
- * {@internal Missing Short Description}}
- *
- * @since 1.2.0
- *
- * @param unknown_type $meta_id
- * @param unknown_type $meta_key Expect Slashed
- * @param unknown_type $meta_value Expect Slashed
- * @return unknown
- */
- function update_meta( $meta_id, $meta_key, $meta_value ) {
- $meta_key = stripslashes( $meta_key );
- $meta_value = stripslashes_deep( $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 unknown_type $post_ID
- * @return unknown
- */
- function _fix_attachment_links( $post_ID ) {
- global $_fix_attachment_link_id;
- $post = & get_post( $post_ID, ARRAY_A );
- $search = "#<a[^>]+rel=('|\")[^'\"]*attachment[^>]*>#ie";
- // See if we have any rel="attachment" links
- if ( 0 == preg_match_all( $search, $post['post_content'], $anchor_matches, PREG_PATTERN_ORDER ) )
- return;
- $i = 0;
- $search = "#[\s]+rel=(\"|')(.*?)wp-att-(\d+)\\1#i";
- foreach ( $anchor_matches[0] as $anchor ) {
- if ( 0 == preg_match( $search, $anchor, $id_matches ) )
- continue;
- $id = (int) $id_matches[3];
- // While we have the attachment ID, let's adopt any orphans.
- $attachment = & get_post( $id, ARRAY_A );
- if ( ! empty( $attachment) && ! is_object( get_post( $attachment['post_parent'] ) ) ) {
- $attachment['post_parent'] = $post_ID;
- // Escape data pulled from DB.
- $attachment = add_magic_quotes( $attachment );
- wp_update_post( $attachment );
- }
- $post_search[$i] = $anchor;
- $_fix_attachment_link_id = $id;
- $post_replace[$i] = preg_replace_callback( "#href=(\"|')[^'\"]*\\1#", '_fix_attachment_links_replace_cb', $anchor );
- ++$i;
- }
- $post['post_content'] = str_replace( $post_search, $post_replace, $post['post_content'] );
- // Escape data pulled from DB.
- $post = add_magic_quotes( $post);
- return wp_update_post( $post);
- }
- function _fix_attachment_links_replace_cb($match) {
- global $_fix_attachment_link_id;
- return stripslashes( 'href='.$match[1] ).get_attachment_link( $_fix_attachment_link_id ).stripslashes( $match[1] );
- }
- /**
- * Move child posts to a new parent.
- *
- * @since 2.3.0
- * @access private
- *
- * @param unknown_type $old_ID
- * @param unknown_type $new_ID
- * @return unknown
- */
- function _relocate_children( $old_ID, $new_ID ) {
- global $wpdb;
- $old_ID = (int) $old_ID;
- $new_ID = (int) $new_ID;
- $children = $wpdb->get_col( $wpdb->prepare("
- SELECT post_id
- FROM $wpdb->postmeta
- WHERE meta_key = '_wp_attachment_temp_parent'
- AND meta_value = %d", $old_ID) );
- foreach ( $children as $child_id ) {
- $wpdb->update($wpdb->posts, array('post_parent' => $new_ID), array('ID' => $child_id) );
- delete_post_meta($child_id, '_wp_attachment_temp_parent');
- }
- }
- /**
- * 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;
- $posts_per_page = apply_filters( $per_page, $posts_per_page );
- $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;
- }
- if ( ! empty( $q['show_sticky'] ) )
- $query['post__in'] = (array) get_option( 'sticky_posts' );
- wp( $query );
- return $avail_post_stati;
- }
- /**
- * Get default post mime types
- *
- * @since 2.9.0
- *
- * @return array
- */
- function get_post_mime_types() {
- $post_mime_types = array( // array( adj, noun )
- 'image' => array(__('Images'), __('Manage Images'), _n_noop('Image <span class="count">(%s)</span>', 'Images <span class="count">(%s)</span>')),
- 'audio' => array(__('Audio'), __('Manage Audio'), _n_noop('Audio <span class="count">(%s)</span>', 'Audio <span class="count">(%s)</span>')),
- 'video' => array(__('Video'), __('Manage Video'), _n_noop('Video <span class="count">(%s)</span>', 'Video <span class="count">(%s)</span>')),
- );
- return apply_filters('post_mime_types', $post_mime_types);
- }
- /**
- * {@internal Missing Short Description}}
- *
- * @since 2.5.0
- *
- * @param unknown_type $type
- * @return unknown
- */
- function get_available_post_mime_types($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;
- }
- /**
- * {@internal Missing Short Description}}
- *
- * @since 2.5.0
- *
- * @param unknown_type $q
- * @return unknown
- */
- function wp_edit_attachments_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;
- $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;
- $media_per_page = (int) get_user_option( 'upload_per_page' );
- if ( empty( $media_per_page ) || $media_per_page < 1 )
- $media_per_page = 20;
- $q['posts_per_page'] = apply_filters( 'upload_per_page', $media_per_page );
- $post_mime_types = get_post_mime_types();
- $avail_post_mime_types = get_available_post_mime_types('attachment');
- if ( isset($q['post_mime_type']) && !array_intersect( (array) $q['post_mime_type'], array_keys($post_mime_types) ) )
- unset($q['post_mime_type']);
- if ( isset($q['detached']) )
- add_filter('posts_where', '_edit_attachments_query_helper');
- wp( $q );
- if ( isset($q['detached']) )
- remove_filter('posts_where', '_edit_attachments_query_helper');
- return array($post_mime_types, $avail_post_mime_types);
- }
- function _edit_attachments_query_helper($where) {
- return $where .= ' AND post_parent < 1';
- }
- /**
- * Returns the list of classes to be used by a metabox
- *
- * @uses get_user_option()
- * @since 2.5.0
- *
- * @param unknown_type $id
- * @param unknown_type $page
- * @return unknown
- */
- 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( '' );
- }
- $classes = apply_filters( "postbox_classes_{$page}_{$id}", $classes );
- return implode( ' ', $classes );
- }
- /**
- * {@internal Missing Short Description}}
- *
- * @since 2.5.0
- *
- * @param int|object $id Post ID or post object.
- * @param string $title (optional) Title
- * @param string $name (optional) Name
- * @return array With two entries of type string
- */
- function get_sample_permalink($id, $title = null, $name = null) {
- $post = &get_post($id);
- if ( !$post->ID )
- 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')) ) {
- $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);
- $uri = untrailingslashit($uri);
- $uri = strrev( stristr( strrev( $uri ), '/' ) );
- $uri = untrailingslashit($uri);
- $uri = apply_filters( 'editable_slug', $uri );
- if ( !empty($uri) )
- $uri .= '/';
- $permalink = str_replace('%pagename%', "{$uri}%pagename%", $permalink);
- }
- $permalink = array($permalink, apply_filters('editable_slug', $post->post_name));
- $post->post_status = $original_status;
- $post->post_date = $original_date;
- $post->post_name = $original_name;
- unset($post->filter);
- return $permalink;
- }
- /**
- * sample permalink html
- *
- * intended to be used for the inplace editor of the permalink post slug on in the post (and page?) editor.
- *
- * @since 2.5.0
- *
- * @param int|object $id Post ID or post object.
- * @param string $new_title (optional) New title
- * @param string $new_slug (optional) New slug
- * @return string intended to be used for the inplace editor of the permalink post slug on in the post (and page?) editor.
- */
- function get_sample_permalink_html( $id, $new_title = null, $new_slug = null ) {
- global $wpdb;
- $post = &get_post($id);
- list($permalink, $post_name) = get_sample_permalink($post->ID, $new_title, $new_slug);
- if ( 'publish' == $post->post_status ) {
- $ptype = get_post_type_object($post->post_type);
- $view_post = $ptype->labels->view_item;
- $title = __('Click to edit this part of the permalink');
- } else {
- $title = __('Temporary permalink. Click to edit this part.');
- }
- if ( false === strpos($permalink, '%postname%') && false === strpos($permalink, '%pagename%') ) {
- $return = '<strong>' . __('Permalink:') . "</strong>\n" . '<span id="sample-permalink">' . $permalink . "</span>\n";
- if ( '' == get_option( 'permalink_structure' ) && current_user_can( 'manage_options' ) && !( 'page' == get_option('show_on_front') && $id == get_option('page_on_front') ) )
- $return .= '<span id="change-permalinks"><a href="options-permalink.php" class="button" target="_blank">' . __('Change Permalinks') . "</a></span>\n";
- if ( isset($view_post) )
- $return .= "<span id='view-post-btn'><a href='$permalink' class='button' target='_blank'>$view_post</a></span>\n";
- $return = apply_filters('get_sample_permalink_html', $return, $id, $new_title, $new_slug);
- return $return;
- }
- if ( function_exists('mb_strlen') ) {
- if ( mb_strlen($post_name) > 30 ) {
- $post_name_abridged = mb_substr($post_name, 0, 14). '…' . mb_substr($post_name, -14);
- } else {
- $post_name_abridged = $post_name;
- }
- } else {
- if ( strlen($post_name) > 30 ) {
- $post_name_abridged = substr($post_name, 0, 14). '…' . substr($post_name, -14);
- } else {
- $post_name_abridged = $post_name;
- }
- }
- $post_name_html = '<span id="editable-post-name" title="' . $title . '">' . $post_name_abridged . '</span>';
- $display_link = str_replace(array('%pagename%','%postname%'), $post_name_html, $permalink);
- $view_link = str_replace(array('%pagename%','%postname%'), $post_name, $permalink);
- $return = '<strong>' . __('Permalink:') . "</strong>\n";
- $return .= '<span id="sample-permalink">' . $display_link . "</span>\n";
- $return .= '‎'; // Fix bi-directional text display defect in RTL languages.
- $return .= '<span id="edit-slug-buttons"><a href="#post_name" class="edit-slug button hide-if-no-js" onclick="editPermalink(' . $id . '); return false;">' . __('Edit') . "</a></span>\n";
- $return .= '<span id="editable-post-name-full">' . $post_name . "</span>\n";
- if ( isset($view_post) )
- $return .= "<span id='view-post-btn'><a href='$view_link' class='button' target='_blank'>$view_post</a></span>\n";
- $return = apply_filters('get_sample_permalink_html', $return, $id, $new_title, $new_slug);
- 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
- * @return string html
- */
- function _wp_post_thumbnail_html( $thumbnail_id = NULL ) {
- global $content_width, $_wp_additional_image_sizes, $post_ID;
- $set_thumbnail_link = '<p class="hide-if-no-js"><a title="' . esc_attr__( 'Set featured image' ) . '" href="' . esc_url( get_upload_iframe_src('image') ) . '" id="set-post-thumbnail" class="thickbox">%s</a></p>';
- $content = sprintf($set_thumbnail_link, esc_html__( 'Set featured image' ));
- if ( $thumbnail_id && get_post( $thumbnail_id ) ) {
- $old_content_width = $content_width;
- $content_width = 266;
- if ( !isset( $_wp_additional_image_sizes['post-thumbnail'] ) )
- $thumbnail_html = wp_get_attachment_image( $thumbnail_id, array( $content_width, $content_width ) );
- else
- $thumbnail_html = wp_get_attachment_image( $thumbnail_id, 'post-thumbnail' );
- if ( !empty( $thumbnail_html ) ) {
- $ajax_nonce = wp_create_nonce( "set_post_thumbnail-$post_ID" );
- $content = sprintf($set_thumbnail_link, $thumbnail_html);
- $content .= '<p class="hide-if-no-js"><a href="#" id="remove-post-thumbnail" onclick="WPRemoveThumbnail(\'' . $ajax_nonce . '\');return false;">' . esc_html__( 'Remove featured image' ) . '</a></p>';
- }
- $content_width = $old_content_width;
- }
- return apply_filters( 'admin_post_thumbnail_html', $content );
- }
- /**
- * 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 bool|int False: not locked or locked by current user. Int: user ID of user with lock.
- */
- 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 );
- $time_window = apply_filters( 'wp_check_post_lock_window', AUTOSAVE_INTERVAL * 2 );
- 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 to being edited
- * @return bool|array Returns false if the post doesn't exist of there is no current user, or
- * an array of the lock time and the user ID.
- */
- 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 notice message to say that someone else is editing this post at the moment.
- *
- * @since 2.8.5
- * @return none
- */
- function _admin_notice_post_locked() {
- global $post;
- $lock = explode( ':', get_post_meta( $post->ID, '_edit_lock', true ) );
- $user = isset( $lock[1] ) ? $lock[1] : get_post_meta( $post->ID, '_edit_last', true );
- $last_user = get_userdata( $user );
- $last_user_name = $last_user ? $last_user->display_name : __('Somebody');
- switch ($post->post_type) {
- case 'post':
- $message = __( 'Warning: %s is currently editing this post' );
- break;
- case 'page':
- $message = __( 'Warning: %s is currently editing this page' );
- break;
- default:
- $message = __( 'Warning: %s is currently editing this.' );
- }
- $message = sprintf( $message, esc_html( $last_user_name ) );
- echo "<div class='error'><p>$message</p></div>";
- }
- /**
- * Creates autosave data for the specified post from $_POST data.
- *
- * @package WordPress
- * @subpackage Post_Revisions
- * @since 2.6.0
- *
- * @uses _wp_translate_postdata()
- * @uses _wp_post_revision_fields()
- *
- * @return unknown
- */
- function wp_create_post_autosave( $post_id ) {
- $translated = _wp_translate_postdata( true );
- if ( is_wp_error( $translated ) )
- return $translated;
- // Only store one autosave. If there is already an autosave, overwrite it.
- if ( $old_autosave = wp_get_post_autosave( $post_id ) ) {
- $new_autosave = _wp_post_revision_fields( $_POST, true );
- $new_autosave['ID'] = $old_autosave->ID;
- $new_autosave['post_author'] = get_current_user_id();
- return wp_update_post( $new_autosave );
- }
- // _wp_put_post_revision() expects unescaped.
- $_POST = stripslashes_deep($_POST);
- // Otherwise create the new autosave as a special post revision
- return _wp_put_post_revision( $_POST, true );
- }
- /**
- * Save draft or manually autosave for showing preview.
- *
- * @package WordPress
- * @since 2.7.0
- *
- * @uses get_post_status()
- * @uses edit_post()
- * @uses get_post()
- * @uses current_user_can()
- * @uses wp_die()
- * @uses wp_create_post_autosave()
- * @uses add_query_arg()
- * @uses wp_create_nonce()
- *
- * @return str URL to redirect to show the preview
- */
- function post_preview() {
- $post_ID = (int) $_POST['post_ID'];
- $status = get_post_status( $post_ID );
- if ( 'auto-draft' == $status )
- wp_die( __('Preview not available. Please save as a draft first.') );
- if ( isset($_POST['catslist']) )
- $_POST['post_category'] = explode(",", $_POST['catslist']);
- if ( isset($_POST['tags_input']) )
- $_POST['tags_input'] = explode(",", $_POST['tags_input']);
- if ( $_POST['post_type'] == 'page' || empty($_POST['post_category']) )
- unset($_POST['post_category']);
- $_POST['ID'] = $post_ID;
- $post = get_post($post_ID);
- if ( 'page' == $post->post_type ) {
- if ( !current_user_can('edit_page', $post_ID) )
- wp_die(__('You are not allowed to edit this page.'));
- } else {
- if ( !current_user_can('edit_post', $post_ID) )
- wp_die(__('You are not allowed to edit this post.'));
- }
- if ( 'draft' == $post->post_status ) {
- $id = edit_post();
- } else { // Non drafts are not overwritten. The autosave is stored in a special post revision.
- $id = wp_create_post_autosave( $post->ID );
- if ( ! is_wp_error($id) )
- $id = $post->ID;
- }
- if ( is_wp_error($id) )
- wp_die( $id->get_error_message() );
- if ( $_POST['post_status'] == 'draft' ) {
- $url = add_query_arg( 'preview', 'true', get_permalink($id) );
- } else {
- $nonce = wp_create_nonce('post_preview_' . $id);
- $url = add_query_arg( array( 'preview' => 'true', 'preview_id' => $id, 'preview_nonce' => $nonce ), get_permalink($id) );
- }
- return $url;
- }