MDL-35654 theme_anomaly: Added custom menu renderer to aid RTL stylin…

…g of menu

theme/anomaly/config.php

@@ -7,7 +7,7 @@
 
 $THEME->name = 'anomaly';
 
-$THEME->sheets = array('base', 'general', 'browser','dock');
+$THEME->sheets = array('base', 'general', 'browser', 'dock', 'menu');
 /// This variable is an array containing the names of all the
 /// stylesheet files you want included in this theme, and in what order
 ////////////////////////////////////////////////////////////////////////////////

theme/anomaly/renderers.php

@@ -81,4 +81,89 @@ function block(block_contents $bc, $region) {
         return $output;
     }
 
+    /**
+     * Renders a custom menu object (located in outputcomponents.php)
+     *
+     * The custom menu this method override the render_custom_menu function
+     * in outputrenderers.php
+     * @staticvar int $menucount
+     * @param custom_menu $menu
+     * @return string
+     */
+    protected function render_custom_menu(custom_menu $menu) {
+
+        // If the menu has no children return an empty string
+        if (!$menu->has_children()) {
+            return '';
+        }
+
+        // Add a login or logout link
+        if (isloggedin()) {
+            $branchlabel = get_string('logout');
+            $branchurl   = new moodle_url('/login/logout.php');
+        } else {
+            $branchlabel = get_string('login');
+            $branchurl   = new moodle_url('/login/index.php');
+        }
+        $branch = $menu->add($branchlabel, $branchurl, $branchlabel, -1);
+
+        // Initialise this custom menu
+        $content = html_writer::start_tag('ul', array('class'=>'dropdown dropdown-horizontal'));
+        // Render each child
+        foreach ($menu->get_children() as $item) {
+            $content .= $this->render_custom_menu_item($item);
+        }
+        // Close the open tags
+        $content .= html_writer::end_tag('ul');
+        // Return the custom menu
+        return $content;
+    }
+
+    /**
+     * Renders a custom menu node as part of a submenu
+     *
+     * The custom menu this method override the render_custom_menu_item function
+     * in outputrenderers.php
+     *
+     * @see render_custom_menu()
+     *
+     * @staticvar int $submenucount
+     * @param custom_menu_item $menunode
+     * @return string
+     */
+    protected function render_custom_menu_item(custom_menu_item $menunode) {
+        // Required to ensure we get unique trackable id's
+        static $submenucount = 0;
+        $content = html_writer::start_tag('li');
+        if ($menunode->has_children()) {
+            // If the child has menus render it as a sub menu
+            $submenucount++;
+            if ($menunode->get_url() !== null) {
+                $url = $menunode->get_url();
+            } else {
+                $url = '#cm_submenu_'.$submenucount;
+            }
+            $content .= html_writer::start_tag('span', array('class'=>'customitem'));
+            $content .= html_writer::link($url, $menunode->get_text(), array('title'=>$menunode->get_title()));
+            $content .= html_writer::end_tag('span');
+            $content .= html_writer::start_tag('ul');
+            foreach ($menunode->get_children() as $menunode) {
+                $content .= $this->render_custom_menu_item($menunode);
+            }
+            $content .= html_writer::end_tag('ul');
+        } else {
+            // The node doesn't have children so produce a final menuitem
+
+            if ($menunode->get_url() !== null) {
+                $url = $menunode->get_url();
+            } else {
+                $url = '#';
+            }
+            $content .= html_writer::link($url, $menunode->get_text(), array('title'=>$menunode->get_title()));
+        }
+        $content .= html_writer::end_tag('li');
+        // Return the sub menu
+        return $content;
+    }
+
 }