Source
File: wp-admin/includes/post.php
function bulk_edit_posts( $post_data = null ) {
global $wpdb;
if ( empty( $post_data ) ) {
$post_data = &$_POST;
}
if ( isset( $post_data['post_type'] ) ) {
$ptype = get_post_type_object( $post_data['post_type'] );
} else {
$ptype = get_post_type_object( 'post' );
}
if ( ! current_user_can( $ptype->cap->edit_posts ) ) {
if ( 'page' === $ptype->name ) {
wp_die( __( 'Sorry, you are not allowed to edit pages.' ) );
} else {
wp_die( __( 'Sorry, you are not allowed to edit posts.' ) );
}
}
if ( -1 == $post_data['_status'] ) {
$post_data['post_status'] = null;
unset( $post_data['post_status'] );
} else {
$post_data['post_status'] = $post_data['_status'];
}
unset( $post_data['_status'] );
if ( ! empty( $post_data['post_status'] ) ) {
$post_data['post_status'] = sanitize_key( $post_data['post_status'] );
if ( 'inherit' === $post_data['post_status'] ) {
unset( $post_data['post_status'] );
}
}
$post_IDs = array_map( 'intval', (array) $post_data['post'] );
$reset = array(
'post_author',
'post_status',
'post_password',
'post_parent',
'page_template',
'comment_status',
'ping_status',
'keep_private',
'tax_input',
'post_category',
'sticky',
'post_format',
);
foreach ( $reset as $field ) {
if ( isset( $post_data[ $field ] ) && ( '' === $post_data[ $field ] || -1 == $post_data[ $field ] ) ) {
unset( $post_data[ $field ] );
}
}
if ( isset( $post_data['post_category'] ) ) {
if ( is_array( $post_data['post_category'] ) && ! empty( $post_data['post_category'] ) ) {
$new_cats = array_map( 'absint', $post_data['post_category'] );
} else {
unset( $post_data['post_category'] );
}
}
$tax_input = array();
if ( isset( $post_data['tax_input'] ) ) {
foreach ( $post_data['tax_input'] as $tax_name => $terms ) {
if ( empty( $terms ) ) {
continue;
}
if ( is_taxonomy_hierarchical( $tax_name ) ) {
$tax_input[ $tax_name ] = array_map( 'absint', $terms );
} else {
$comma = _x( ',', 'tag delimiter' );
if ( ',' !== $comma ) {
$terms = str_replace( $comma, ',', $terms );
}
$tax_input[ $tax_name ] = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) );
}
}
}
if ( isset( $post_data['post_parent'] ) && (int) $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 ( (int) $page->ID === $parent ) {
$parent = (int) $page->post_parent;
break;
}
}
}
}
$updated = array();
$skipped = array();
$locked = array();
$shared_post_data = $post_data;
foreach ( $post_IDs as $post_ID ) {
// Start with fresh post data with each iteration.
$post_data = $shared_post_data;
$post_type_object = get_post_type_object( get_post_type( $post_ID ) );
if ( ! isset( $post_type_object )
|| ( isset( $children ) && in_array( $post_ID, $children, true ) )
|| ! current_user_can( 'edit_post', $post_ID )
) {
$skipped[] = $post_ID;
continue;
}
if ( wp_check_post_lock( $post_ID ) ) {
$locked[] = $post_ID;
continue;
}
$post = get_post( $post_ID );
$tax_names = get_object_taxonomies( $post );
foreach ( $tax_names as $tax_name ) {
$taxonomy_obj = get_taxonomy( $tax_name );
if ( isset( $tax_input[ $tax_name ] ) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) {
$new_terms = $tax_input[ $tax_name ];
} else {
$new_terms = array();
}
if ( $taxonomy_obj->hierarchical ) {
$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'ids' ) );
} else {
$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'names' ) );
}
$post_data['tax_input'][ $tax_name ] = array_merge( $current_terms, $new_terms );
}
if ( isset( $new_cats ) && in_array( 'category', $tax_names, true ) ) {
$cats = (array) wp_get_post_categories( $post_ID );
$post_data['post_category'] = array_unique( array_merge( $cats, $new_cats ) );
unset( $post_data['tax_input']['category'] );
}
$post_data['post_ID'] = $post_ID;
$post_data['post_type'] = $post->post_type;
$post_data['post_mime_type'] = $post->post_mime_type;
foreach ( array( 'comment_status', 'ping_status', 'post_author' ) as $field ) {
if ( ! isset( $post_data[ $field ] ) ) {
$post_data[ $field ] = $post->$field;
}
}
$post_data = _wp_translate_postdata( true, $post_data );
if ( is_wp_error( $post_data ) ) {
$skipped[] = $post_ID;
continue;
}
$post_data = _wp_get_allowed_postdata( $post_data );
if ( isset( $shared_post_data['post_format'] ) ) {
set_post_format( $post_ID, $shared_post_data['post_format'] );
}
// Prevent wp_insert_post() from overwriting post format with the old data.
unset( $post_data['tax_input']['post_format'] );
$updated[] = wp_update_post( $post_data );
if ( isset( $post_data['sticky'] ) && current_user_can( $ptype->cap->edit_others_posts ) ) {
if ( 'sticky' === $post_data['sticky'] ) {
stick_post( $post_ID );
} else {
unstick_post( $post_ID );
}
}
}
return array(
'updated' => $updated,
'skipped' => $skipped,
'locked' => $locked,
);
}