Ticket #15523: 15523.diff

wp-includes/post-template.php

@@ -754 +754 @@
  * @param array|string $args Optional. Override default arguments.
  * @return string HTML content, if not displaying.
  */
-function wp_dropdown_pages($args = '') {
+function wp_dropdown_pages( $args = '' ) {
         $defaults = array(
-                'depth' => 0, 'child_of' => 0,
-                'selected' => 0, 'echo' => 1,
-                'name' => 'page_id', 'id' => '',
-                'show_option_none' => '', 'show_option_no_change' => '',
-                'option_none_value' => ''
+                'child_of'              => 0,
+                'depth'                 => 0,
+                'echo'                  => 1,
+                'id'                    => '',
+                'multiple'              => '',
+                'name'                  => 'page_id',
+                'option_none_value'     => '',
+                'selected'              => 0,
+                'show_option_no_change' => '',
+                'show_option_none'      => '',
+                'size'                  => ''
         );
 
         $r = wp_parse_args( $args, $defaults );
         extract( $r, EXTR_SKIP );
 
-        $pages = get_pages($r);
+        $pages = get_pages( $r );
         $output = '';
-        $name = esc_attr($name);
+        $name = esc_attr( $name );
         // Back-compat with old system where both id and name were based on $name argument
-        if ( empty($id) )
+        if ( empty( $id ) )
                 $id = $name;
 
-        if ( ! empty($pages) ) {
-                $output = "<select name=\"$name\" id=\"$id\">\n";
+        if ( 'multiple' == $multiple )
+                $multiple = ' multiple="multiple"';
+        
+        if ( is_int( $size ) || ctype_digit( $size ) )
+                $size = " size=\"$size\"";
+                
+        if ( ! empty( $pages ) ) {
+                $output = "<select name=\"$name\" id=\"$id\"$multiple$size>\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 .= "\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);
+        $output = apply_filters( 'wp_dropdown_pages', $output );
 
         if ( $echo )
                 echo $output;