Ticket #9864: 9864.2.diff

src/wp-admin/admin-ajax.php

@@ -43 +43 @@
 
 $core_actions_get = array(
         'fetch-list', 'ajax-tag-search', 'wp-compression-test', 'imgedit-preview', 'oembed-cache',
-        'autocomplete-user', 'dashboard-widgets', 'logged-in',
+        'autocomplete-user', 'dashboard-widgets', 'logged-in', 'autocomplete-page',
 );
 
 $core_actions_post = array(

src/wp-admin/includes/ajax-actions.php

@@ -241 +241 @@
         wp_die( json_encode( $return ) );
 }
 
+function wp_ajax_autocomplete_page() {
+        $return = array();
+
+        // Check the type of request
+        // Current allowed values are `search`
+        if ( isset( $_REQUEST['autocomplete_type'] ) && 'search' === $_REQUEST['autocomplete_type'] ) {
+                $type = $_REQUEST['autocomplete_type'];
+        } else {
+                $type = 'search';
+        }
+
+        // Check the desired field for value
+        // Current allowed values are `post_title` and `post_slug`
+        if ( isset( $_REQUEST['autocomplete_field'] ) && 'ID' === $_REQUEST['autocomplete_field'] ) {
+                $field = $_REQUEST['autocomplete_field'];
+        } else {
+                $field = 'post_title';
+        }
+
+        $pages = get_pages( array(
+                'depth' => 0, 'child_of' => 0,
+                'selected' => 0, 'echo' => 1,
+                'name' => 'page_id', 'id' => '',
+                'show_option_none' => '', 'post_status' => array('publish'),
+                'search' => '*' . $_REQUEST['term'] . '*',
+                'search_columns' => array( 'post_title' )
+        ) );
+
+        foreach ($pages as $page) {
+                $return[] = array(
+                        /* translators: 1: post_title */
+                        'id'    => $page->{$field},
+                        'label' => esc_html( $page->post_title ),
+                        'value' => esc_html( $page->post_title )
+                );
+        }
+
+        wp_die( json_encode( $return ) );
+}
+
 function wp_ajax_dashboard_widgets() {
         require_once ABSPATH . 'wp-admin/includes/dashboard.php';
 

new file src/wp-admin/js/page-suggest.js

@@ +1 @@
+/* global ajaxurl, isRtl */
+
+(function( $ ) {
+        $(document).ready( function() {
+                var position = { offset: '0, -1' };
+                if ( typeof isRtl !== 'undefined' && isRtl ) {
+                        position.my = 'right top';
+                        position.at = 'right bottom';
+                }
+                $( '.wp-suggest-page' ).each( function(){
+                        var $this = $( this ),
+                                autocompleteType = ( typeof $this.data( 'autocompleteType' ) !== 'undefined' ) ? $this.data( 'autocompleteType' ) : 'add',
+                                autocompleteField = ( typeof $this.data( 'autocompleteField' ) !== 'undefined' ) ? $this.data( 'autocompleteField' ) : 'post_title';
+
+                        $this.autocomplete({
+                                source:    ajaxurl + '?action=autocomplete-page&autocomplete_type=' + autocompleteType + '&autocomplete_field=' + autocompleteField,
+                                delay:     500,
+                                minLength: 2,
+                                position:  position,
+                                select: function (event, ui) {
+                                        $('#parent_id').val(ui.item.id);
+                                },
+                                open: function() {
+                                        $( this ).addClass( 'open' );
+                                },
+                                close: function() {
+                                        $( this ).removeClass( 'open' );
+                                }
+                        });
+                });
+        });
+})( jQuery );

src/wp-includes/post-template.php

@@ -780 +780 @@
                 'selected' => 0, 'echo' => 1,
                 'name' => 'page_id', 'id' => '',
                 'show_option_none' => '', 'show_option_no_change' => '',
-                'option_none_value' => ''
+                'option_none_value' => '', 'autocomplete' => false,
         );
 
         $r = wp_parse_args( $args, $defaults );
         extract( $r, EXTR_SKIP );
 
         $pages = get_pages($r);
+
+        if ( is_admin() ) {
+                $autocomplete = apply_filters( 'admin_page_dropdown_autocomplete', count( $pages ) > 100, $pages, $args );
+        }
+
         $output = '';
         // Back-compat with old system where both id and name were based on $name argument
         if ( empty($id) )
                 $id = $name;
 
         if ( ! empty($pages) ) {
-                $output = "<select name='" . esc_attr( $name ) . "' id='" . esc_attr( $id ) . "'>\n";
-                if ( $show_option_no_change )
-                        $output .= "\t<option value=\"-1\">$show_option_no_change</option>";
-                if ( $show_option_none )
-                        $output .= "\t<option value=\"" . esc_attr($option_none_value) . "\">$show_option_none</option>\n";
-                $output .= walk_page_dropdown_tree($pages, $depth, $r);
-                $output .= "</select>\n";
-        }
+                if ( $autocomplete ) {
+                        wp_enqueue_script( 'page-suggest' );
+
+                        $display = '';
+                        $parent_id = 0;
+                        if ( $selected > 0) {
+                                $display = get_the_title( $selected );
+                        }
+
+                        $output = "<input name='{$name}' type='text' size='25' class='wp-suggest-page' data-autocomplete-type='search' data-autocomplete-field='ID' title='" . esc_attr__( 'Page Title' ) . "' value='" . esc_attr( $display ) . "'/>\n";
+                        $output .= "<input type='hidden' name='{$name}' id='" . esc_attr( $id ) . "' value='" . esc_attr($selected) . "'/>\n";
 
-        $output = apply_filters('wp_dropdown_pages', $output);
+                        $output = apply_filters('wp_autocomplete_pages', $output);
+                } else {
+                        $output = "<select name='" . esc_attr( $name ) . "' id='" . esc_attr( $id ) . "'>\n";
+                        if ( $show_option_no_change )
+                                $output .= "\t<option value=\"-1\">$show_option_no_change</option>";
+                        if ( $show_option_none )
+                                $output .= "\t<option value=\"" . esc_attr($option_none_value) . "\">$show_option_none</option>\n";
+                        $output .= walk_page_dropdown_tree($pages, $depth, $r);
+                        $output .= "</select>\n";
+
+                        $output = apply_filters('wp_dropdown_pages', $output);
+                }
+        }
 
         if ( $echo )
                 echo $output;

src/wp-includes/post.php

@@ -3708 +3708 @@
                 'authors' => '', 'parent' => -1, 'exclude_tree' => '',
                 'number' => '', 'offset' => 0,
                 'post_type' => 'page', 'post_status' => 'publish',
+                'search' => '', 'search_columns' => '',
         );
 
         $r = wp_parse_args( $args, $defaults );
@@ -3824 +3825 @@
                 $where_post_type = $wpdb->prepare( "post_type = %s AND post_status IN ('$post_status')", $post_type );
         }
 
+        if ( $search ) {
+                $leading_wild = ( ltrim($search, '*') != $search );
+                $trailing_wild = ( rtrim($search, '*') != $search );
+                if ( $leading_wild && $trailing_wild )
+                        $wild = 'both';
+                elseif ( $leading_wild )
+                        $wild = 'leading';
+                elseif ( $trailing_wild )
+                        $wild = 'trailing';
+                else
+                        $wild = false;
+                if ( $wild )
+                        $search = trim($search, '*');
+
+                if ( $search_columns )
+                        $search_columns = array_intersect( $search_columns, array( 'ID', 'post_title' ) );
+                if ( ! $search_columns )
+                        $search_columns = array('post_title');
+
+                // Maybe a filter here?
+                // $search_columns = apply_filters( 'user_search_columns', $search_columns, $search, $this );
+
+                $search = esc_sql( $search );
+
+                $searches = array();
+                $leading_wild = ( 'leading' == $wild || 'both' == $wild ) ? '%' : '';
+                $trailing_wild = ( 'trailing' == $wild || 'both' == $wild ) ? '%' : '';
+                foreach ( $search_columns as $col ) {
+                        if ( 'ID' == $col )
+                                $searches[] = "$col = '$search'";
+                        else
+                                $searches[] = "$col LIKE '$leading_wild" . like_escape($search) . "$trailing_wild'";
+                }
+
+                $where .= ' AND (' . implode(' OR ', $searches) . ')';
+        }
+
         $orderby_array = array();
         $allowed_keys = array('author', 'post_author', 'date', 'post_date', 'title', 'post_title', 'name', 'post_name', 'modified',
                                                   'post_modified', 'modified_gmt', 'post_modified_gmt', 'menu_order', 'parent', 'post_parent',

src/wp-includes/script-loader.php

@@ -341 +341 @@
 
         $scripts->add( 'user-suggest', "/wp-admin/js/user-suggest$suffix.js", array( 'jquery-ui-autocomplete' ), false, 1 );
 
+        $scripts->add( 'page-suggest', "/wp-admin/js/page-suggest$suffix.js", array( 'jquery-ui-autocomplete' ), false, 1 );
+
         $scripts->add( 'admin-bar', "/wp-includes/js/admin-bar$suffix.js", array(), false, 1 );
 
         $scripts->add( 'wplink', "/wp-includes/js/wplink$suffix.js", array( 'jquery', 'wpdialogs' ), false, 1 );