Ticket #15323: 15323.patch

wp-admin/includes/class-wp-posts-list-table.php

@@ -214 +214 @@
                                 );
                                 wp_dropdown_categories( $dropdown_options );
                         }
+
+                        if ( post_type_supports( $this->screen->post_type, 'post-formats' ) ) {
+                                $dropdown_options = array(
+                                        'show_option_all' => __( 'View all formats' ),
+                                        'orderby' => 'name',
+                                        'name' => 'format',
+                                        'taxonomy' => 'post_format',
+                                        'selected' => isset( $_GET['format'] ) ? $_GET['format'] : 0,
+                                        'hide_if_empty' => true
+                                );
+
+                                wp_dropdown_categories( $dropdown_options );
+                        }
+
                         do_action( 'restrict_manage_posts' );
                         submit_button( __( 'Filter' ), 'button', false, false, array( 'id' => 'post-query-submit' ) );
                 }

wp-admin/includes/post.php

@@ -868 +868 @@
         $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');
+        $query = compact( 'post_type', 'post_status', 'perm', 'order', 'orderby', 'posts_per_page' );
+        if ( ! empty( $q['format'] ) ) {
+                $query['taxonomy'] = 'post_format';
+                $term = get_term( $q['format'], $query['taxonomy'] );
+                $query['term'] = $term->slug;
+        }
 
         // Hierarchical types require special args.
         if ( is_post_type_hierarchical( $post_type ) && !isset($orderby) ) {