1310 lines
40 KiB
PHP
1310 lines
40 KiB
PHP
<?php
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/**
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* WordPress Post Administration API.
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*
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* @package WordPress
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* @subpackage Administration
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*/
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/**
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* Rename $_POST data from form names to DB post columns.
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*
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* Manipulates $_POST directly.
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*
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* @package WordPress
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* @since 2.6.0
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*
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* @param bool $update Are we updating a pre-existing post?
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* @param array $post_data Array of post data. Defaults to the contents of $_POST.
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* @return object|bool WP_Error on failure, true on success.
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*/
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function _wp_translate_postdata( $update = false, $post_data = null ) {
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if ( empty($post_data) )
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$post_data = &$_POST;
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if ( $update )
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$post_data['ID'] = (int) $post_data['post_ID'];
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$ptype = get_post_type_object( $post_data['post_type'] );
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if ( $update && ! current_user_can( $ptype->cap->edit_post, $post_data['ID'] ) ) {
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if ( 'page' == $post_data['post_type'] )
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return new WP_Error( 'edit_others_pages', __( 'You are not allowed to edit pages as this user.' ) );
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else
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return new WP_Error( 'edit_others_posts', __( 'You are not allowed to edit posts as this user.' ) );
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} elseif ( ! $update && ! current_user_can( $ptype->cap->create_posts ) ) {
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if ( 'page' == $post_data['post_type'] )
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return new WP_Error( 'edit_others_pages', __( 'You are not allowed to create pages as this user.' ) );
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else
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return new WP_Error( 'edit_others_posts', __( 'You are not allowed to create posts as this user.' ) );
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}
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if ( isset( $post_data['content'] ) )
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$post_data['post_content'] = $post_data['content'];
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if ( isset( $post_data['excerpt'] ) )
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$post_data['post_excerpt'] = $post_data['excerpt'];
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if ( isset( $post_data['parent_id'] ) )
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$post_data['post_parent'] = (int) $post_data['parent_id'];
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if ( isset($post_data['trackback_url']) )
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$post_data['to_ping'] = $post_data['trackback_url'];
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if ( !isset($post_data['user_ID']) )
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$post_data['user_ID'] = $GLOBALS['user_ID'];
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if (!empty ( $post_data['post_author_override'] ) ) {
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$post_data['post_author'] = (int) $post_data['post_author_override'];
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} else {
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if (!empty ( $post_data['post_author'] ) ) {
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$post_data['post_author'] = (int) $post_data['post_author'];
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} else {
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$post_data['post_author'] = (int) $post_data['user_ID'];
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}
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}
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if ( ! $update && isset( $post_data['user_ID'] ) && ( $post_data['post_author'] != $post_data['user_ID'] )
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&& ! current_user_can( $ptype->cap->edit_others_posts ) ) {
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if ( 'page' == $post_data['post_type'] )
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return new WP_Error( 'edit_others_pages', __( 'You are not allowed to create pages as this user.' ) );
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else
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return new WP_Error( 'edit_others_posts', __( 'You are not allowed to create posts as this user.' ) );
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}
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// What to do based on which button they pressed
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if ( isset($post_data['saveasdraft']) && '' != $post_data['saveasdraft'] )
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$post_data['post_status'] = 'draft';
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if ( isset($post_data['saveasprivate']) && '' != $post_data['saveasprivate'] )
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$post_data['post_status'] = 'private';
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if ( isset($post_data['publish']) && ( '' != $post_data['publish'] ) && ( !isset($post_data['post_status']) || $post_data['post_status'] != 'private' ) )
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$post_data['post_status'] = 'publish';
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if ( isset($post_data['advanced']) && '' != $post_data['advanced'] )
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$post_data['post_status'] = 'draft';
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if ( isset($post_data['pending']) && '' != $post_data['pending'] )
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$post_data['post_status'] = 'pending';
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if ( isset( $post_data['ID'] ) )
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$post_id = $post_data['ID'];
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else
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$post_id = false;
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$previous_status = $post_id ? get_post_field( 'post_status', $post_id ) : false;
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// Posts 'submitted for approval' present are submitted to $_POST the same as if they were being published.
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// Change status from 'publish' to 'pending' if user lacks permissions to publish or to resave published posts.
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if ( isset($post_data['post_status']) && ('publish' == $post_data['post_status'] && !current_user_can( $ptype->cap->publish_posts )) )
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if ( $previous_status != 'publish' || !current_user_can( 'edit_post', $post_id ) )
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$post_data['post_status'] = 'pending';
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if ( ! isset($post_data['post_status']) )
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$post_data['post_status'] = $previous_status;
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if (!isset( $post_data['comment_status'] ))
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$post_data['comment_status'] = 'closed';
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if (!isset( $post_data['ping_status'] ))
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$post_data['ping_status'] = 'closed';
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foreach ( array('aa', 'mm', 'jj', 'hh', 'mn') as $timeunit ) {
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if ( !empty( $post_data['hidden_' . $timeunit] ) && $post_data['hidden_' . $timeunit] != $post_data[$timeunit] ) {
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$post_data['edit_date'] = '1';
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break;
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}
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}
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if ( !empty( $post_data['edit_date'] ) ) {
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$aa = $post_data['aa'];
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$mm = $post_data['mm'];
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$jj = $post_data['jj'];
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$hh = $post_data['hh'];
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$mn = $post_data['mn'];
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$ss = $post_data['ss'];
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$aa = ($aa <= 0 ) ? date('Y') : $aa;
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$mm = ($mm <= 0 ) ? date('n') : $mm;
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$jj = ($jj > 31 ) ? 31 : $jj;
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$jj = ($jj <= 0 ) ? date('j') : $jj;
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$hh = ($hh > 23 ) ? $hh -24 : $hh;
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$mn = ($mn > 59 ) ? $mn -60 : $mn;
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$ss = ($ss > 59 ) ? $ss -60 : $ss;
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$post_data['post_date'] = sprintf( "%04d-%02d-%02d %02d:%02d:%02d", $aa, $mm, $jj, $hh, $mn, $ss );
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$valid_date = wp_checkdate( $mm, $jj, $aa, $post_data['post_date'] );
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if ( !$valid_date ) {
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return new WP_Error( 'invalid_date', __( 'Whoops, the provided date is invalid.' ) );
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}
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$post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] );
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}
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return $post_data;
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}
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/**
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* Update an existing post with values provided in $_POST.
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*
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* @since 1.5.0
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*
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* @param array $post_data Optional.
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* @return int Post ID.
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*/
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function edit_post( $post_data = null ) {
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if ( empty( $post_data ) )
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$post_data = wp_unslash( $_POST );
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// Clear out any data in internal vars.
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unset( $post_data['filter'] );
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$post_ID = (int) $post_data['post_ID'];
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$post = get_post( $post_ID );
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$post_data['post_type'] = $post->post_type;
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$post_data['post_mime_type'] = $post->post_mime_type;
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$ptype = get_post_type_object($post_data['post_type']);
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if ( !current_user_can( $ptype->cap->edit_post, $post_ID ) ) {
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if ( 'page' == $post_data['post_type'] )
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wp_die( __('You are not allowed to edit this page.' ));
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else
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wp_die( __('You are not allowed to edit this post.' ));
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}
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$post_data = _wp_translate_postdata( true, $post_data );
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if ( is_wp_error($post_data) )
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wp_die( $post_data->get_error_message() );
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if ( ( empty( $post_data['action'] ) || 'autosave' != $post_data['action'] ) && 'auto-draft' == $post_data['post_status'] ) {
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$post_data['post_status'] = 'draft';
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}
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if ( isset($post_data['visibility']) ) {
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switch ( $post_data['visibility'] ) {
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case 'public' :
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$post_data['post_password'] = '';
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break;
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case 'password' :
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unset( $post_data['sticky'] );
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break;
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case 'private' :
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$post_data['post_status'] = 'private';
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$post_data['post_password'] = '';
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unset( $post_data['sticky'] );
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break;
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}
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}
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// Post Formats
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if ( isset( $post_data['post_format'] ) ) {
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set_post_format( $post_ID, $post_data['post_format'] );
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}
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if ( isset( $post_data[ '_wp_format_url' ] ) ) {
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update_post_meta( $post_ID, '_wp_format_url', addslashes( esc_url_raw( stripslashes( $post_data['_wp_format_url'] ) ) ) );
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}
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$format_keys = array( 'quote', 'quote_source', 'image', 'gallery', 'media' );
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foreach ( $format_keys as $key ) {
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if ( isset( $post_data[ '_wp_format_' . $key ] ) )
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update_post_meta( $post_ID, '_wp_format_' . $key, wp_filter_post_kses( $post_data[ '_wp_format_' . $key ] ) );
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}
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// Meta Stuff
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if ( isset($post_data['meta']) && $post_data['meta'] ) {
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foreach ( $post_data['meta'] as $key => $value ) {
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if ( !$meta = get_post_meta_by_id( $key ) )
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continue;
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if ( $meta->post_id != $post_ID )
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continue;
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if ( is_protected_meta( $value['key'], 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $value['key'] ) )
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continue;
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update_meta( $key, $value['key'], $value['value'] );
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}
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}
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if ( isset($post_data['deletemeta']) && $post_data['deletemeta'] ) {
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foreach ( $post_data['deletemeta'] as $key => $value ) {
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if ( !$meta = get_post_meta_by_id( $key ) )
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continue;
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if ( $meta->post_id != $post_ID )
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continue;
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if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $post_ID, $meta->meta_key ) )
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continue;
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delete_meta( $key );
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}
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}
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// Attachment stuff
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if ( 'attachment' == $post_data['post_type'] ) {
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if ( isset( $post_data[ '_wp_attachment_image_alt' ] ) ) {
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$image_alt = get_post_meta( $post_ID, '_wp_attachment_image_alt', true );
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if ( $image_alt != $post_data['_wp_attachment_image_alt'] ) {
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$image_alt = wp_strip_all_tags( $post_data['_wp_attachment_image_alt'], true );
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wp_update_post_meta( $post_ID, '_wp_attachment_image_alt', $image_alt );
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}
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}
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$attachment_data = isset( $post_data['attachments'][ $post_ID ] ) ? $post_data['attachments'][ $post_ID ] : array();
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$post_data = apply_filters( 'attachment_fields_to_save', $post_data, $attachment_data );
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}
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add_meta( $post_ID );
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wp_update_post_meta( $post_ID, '_edit_last', $GLOBALS['current_user']->ID );
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wp_update_post( $post_data );
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// Now that we have an ID we can fix any attachment anchor hrefs
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_fix_attachment_links( $post_ID );
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wp_set_post_lock( $post_ID );
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if ( current_user_can( $ptype->cap->edit_others_posts ) ) {
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if ( ! empty( $post_data['sticky'] ) )
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stick_post( $post_ID );
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else
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unstick_post( $post_ID );
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}
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return $post_ID;
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}
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/**
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* Process the post data for the bulk editing of posts.
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*
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* Updates all bulk edited posts/pages, adding (but not removing) tags and
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* categories. Skips pages when they would be their own parent or child.
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*
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* @since 2.7.0
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*
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* @param array $post_data Optional, the array of post data to process if not provided will use $_POST superglobal.
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* @return array
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*/
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function bulk_edit_posts( $post_data = null ) {
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global $wpdb;
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if ( empty($post_data) )
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$post_data = &$_POST;
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if ( isset($post_data['post_type']) )
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$ptype = get_post_type_object($post_data['post_type']);
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else
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$ptype = get_post_type_object('post');
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if ( !current_user_can( $ptype->cap->edit_posts ) ) {
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if ( 'page' == $ptype->name )
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wp_die( __('You are not allowed to edit pages.'));
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else
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wp_die( __('You are not allowed to edit posts.'));
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}
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if ( -1 == $post_data['_status'] ) {
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$post_data['post_status'] = null;
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unset($post_data['post_status']);
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} else {
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$post_data['post_status'] = $post_data['_status'];
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}
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unset($post_data['_status']);
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$post_IDs = array_map( 'intval', (array) $post_data['post'] );
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$reset = array( 'post_author', 'post_status', 'post_password', 'post_parent', 'page_template', 'comment_status', 'ping_status', 'keep_private', 'tax_input', 'post_category', 'sticky' );
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foreach ( $reset as $field ) {
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if ( isset($post_data[$field]) && ( '' == $post_data[$field] || -1 == $post_data[$field] ) )
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unset($post_data[$field]);
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}
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if ( isset($post_data['post_category']) ) {
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if ( is_array($post_data['post_category']) && ! empty($post_data['post_category']) )
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$new_cats = array_map( 'absint', $post_data['post_category'] );
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else
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unset($post_data['post_category']);
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}
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$tax_input = array();
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if ( isset($post_data['tax_input'])) {
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foreach ( $post_data['tax_input'] as $tax_name => $terms ) {
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if ( empty($terms) )
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continue;
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if ( is_taxonomy_hierarchical( $tax_name ) ) {
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$tax_input[ $tax_name ] = array_map( 'absint', $terms );
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} else {
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$comma = _x( ',', 'tag delimiter' );
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if ( ',' !== $comma )
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$terms = str_replace( $comma, ',', $terms );
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$tax_input[ $tax_name ] = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) );
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}
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}
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}
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if ( isset($post_data['post_parent']) && ($parent = (int) $post_data['post_parent']) ) {
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$pages = $wpdb->get_results("SELECT ID, post_parent FROM $wpdb->posts WHERE post_type = 'page'");
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$children = array();
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for ( $i = 0; $i < 50 && $parent > 0; $i++ ) {
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$children[] = $parent;
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foreach ( $pages as $page ) {
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if ( $page->ID == $parent ) {
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$parent = $page->post_parent;
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break;
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}
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}
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}
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}
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if ( isset( $post_data['post_format'] ) ) {
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if ( '0' == $post_data['post_format'] )
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$post_data['post_format'] = false;
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// don't change the post format if it's not supported or not '0' (standard)
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elseif ( ! current_theme_supports( 'post-formats', $post_data['post_format'] ) )
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unset( $post_data['post_format'] );
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}
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$updated = $skipped = $locked = array();
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foreach ( $post_IDs as $post_ID ) {
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$post_type_object = get_post_type_object( get_post_type( $post_ID ) );
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if ( !isset( $post_type_object ) || ( isset($children) && in_array($post_ID, $children) ) || !current_user_can( $post_type_object->cap->edit_post, $post_ID ) ) {
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$skipped[] = $post_ID;
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continue;
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}
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if ( wp_check_post_lock( $post_ID ) ) {
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$locked[] = $post_ID;
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continue;
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}
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$post = get_post( $post_ID );
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$tax_names = get_object_taxonomies( $post );
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foreach ( $tax_names as $tax_name ) {
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$taxonomy_obj = get_taxonomy($tax_name);
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if ( isset( $tax_input[$tax_name]) && current_user_can( $taxonomy_obj->cap->assign_terms ) )
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$new_terms = $tax_input[$tax_name];
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else
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$new_terms = array();
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if ( $taxonomy_obj->hierarchical )
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$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array('fields' => 'ids') );
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else
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$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array('fields' => 'names') );
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$post_data['tax_input'][$tax_name] = array_merge( $current_terms, $new_terms );
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}
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if ( isset($new_cats) && in_array( 'category', $tax_names ) ) {
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$cats = (array) wp_get_post_categories($post_ID);
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$post_data['post_category'] = array_unique( array_merge($cats, $new_cats) );
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unset( $post_data['tax_input']['category'] );
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}
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$post_data['post_mime_type'] = $post->post_mime_type;
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$post_data['guid'] = $post->guid;
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$post_data['ID'] = $post_ID;
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$updated[] = wp_update_post( $post_data );
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if ( isset( $post_data['sticky'] ) && current_user_can( $ptype->cap->edit_others_posts ) ) {
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if ( 'sticky' == $post_data['sticky'] )
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stick_post( $post_ID );
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else
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unstick_post( $post_ID );
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}
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if ( isset( $post_data['post_format'] ) )
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set_post_format( $post_ID, $post_data['post_format'] );
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}
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return array( 'updated' => $updated, 'skipped' => $skipped, 'locked' => $locked );
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}
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/**
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* Default post information to use when populating the "Write Post" form.
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*
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* @since 2.0.0
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*
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* @param string $post_type A post type string, defaults to 'post'.
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* @return WP_Post Post object containing all the default post data as attributes
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*/
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function get_default_post_to_edit( $post_type = 'post', $create_in_db = false ) {
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global $wpdb;
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$post_title = '';
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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_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 = new WP_Post( $post );
|
|
}
|
|
|
|
$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;
|
|
}
|
|
|
|
/**
|
|
* 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 = sanitize_post_field( 'post_title', $title, 0, 'db' );
|
|
$post_content = sanitize_post_field( 'post_content', $content, 0, 'db' );
|
|
$post_date = 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
|
|
*
|
|
* @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( wp_unslash( $_POST ) );
|
|
if ( is_wp_error( $post_ID ) )
|
|
return $post_ID;
|
|
|
|
if ( empty($post_ID) )
|
|
return 0;
|
|
|
|
add_meta( $post_ID );
|
|
|
|
wp_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']) ? wp_unslash( trim( $_POST['metakeyselect'] ) ) : '';
|
|
$metakeyinput = isset($_POST['metakeyinput']) ? wp_unslash( trim( $_POST['metakeyinput'] ) ) : '';
|
|
$metavalue = isset($_POST['metavalue']) ? wp_unslash( trim( $_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;
|
|
|
|
return wp_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
|
|
* @param unknown_type $meta_value
|
|
* @return unknown
|
|
*/
|
|
function update_meta( $meta_id, $meta_key, $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 ) {
|
|
$post = get_post( $post_ID, ARRAY_A );
|
|
$content = $post['post_content'];
|
|
|
|
// quick sanity check, don't run if no pretty permalinks or post is not published
|
|
if ( !get_option('permalink_structure') || $post['post_status'] != 'publish' )
|
|
return;
|
|
|
|
// Short if there aren't any links or no '?attachment_id=' strings (strpos cannot be zero)
|
|
if ( !strpos($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'] = $content;
|
|
|
|
return wp_update_post($post);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
|
|
/**
|
|
* {@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;
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
* @uses apply_filters() Calls 'upload_per_page' on posts_per_page argument
|
|
*
|
|
* @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_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) {
|
|
global $wpdb;
|
|
return $where .= " AND {$wpdb->posts}.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;
|
|
}
|
|
|
|
/**
|
|
* Returns the HTML of the sample permalink slug 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 The HTML of the sample permalink slug 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' == get_post_status( $post ) ) {
|
|
$ptype = get_post_type_object($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" tabindex="-1">' . $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 button-small" target="_blank">' . __('Change Permalinks') . "</a></span>\n";
|
|
if ( isset( $view_post ) )
|
|
$return .= "<span id='view-post-btn'><a href='$permalink' class='button button-small'>$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" tabindex="-1">' . $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 button-small 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 button-small'>$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
|
|
* @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 ) {
|
|
global $content_width, $_wp_additional_image_sizes;
|
|
|
|
$post = get_post( $post );
|
|
|
|
$upload_iframe_src = esc_url( get_upload_iframe_src('image', $post->ID ) );
|
|
$set_thumbnail_link = '<p class="hide-if-no-js"><a title="' . esc_attr__( 'Set featured image' ) . '" href="%s" id="set-post-thumbnail" class="thickbox">%s</a></p>';
|
|
$content = sprintf( $set_thumbnail_link, $upload_iframe_src, 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, $upload_iframe_src, $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, $post->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 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";
|
|
|
|
wp_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() {
|
|
$post = get_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( wp_unslash( $_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 = wp_unslash( $_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;
|
|
}
|