public function test_contains_active_node() { // demo5, and activity1 were set to active during setup // Should be true as it contains all nodes $this->assertTrue($this->node->contains_active_node()); // Should be true as demo5 is a child of demo3 $this->assertTrue($this->node->get('demo3')->contains_active_node()); // Obviously duff $this->assertFalse($this->node->get('demo1')->contains_active_node()); // Should be true as demo5 contains activity1 $this->assertTrue($this->node->get('demo3')->get('demo5')->contains_active_node()); // Should be true activity1 is the active node $this->assertTrue($this->node->get('demo3')->get('demo5')->get('activity1')->contains_active_node()); // Obviously duff $this->assertFalse($this->node->get('demo3')->get('demo4')->contains_active_node()); }
protected function navigation_node(navigation_node $node, $attrs = array(), $depth = 1) { $items = $node->children; // exit if empty, we don't want an empty ul element if ($items->count() == 0) { return ''; } // array of nested li elements $lis = array(); $number = 0; foreach ($items as $item) { $number++; if (!$item->display) { continue; } $isbranch = $item->children->count() > 0 || $item->nodetype == navigation_node::NODETYPE_BRANCH; $hasicon = !$isbranch && $item->icon instanceof renderable; if ($isbranch) { $item->hideicon = true; } $content = $this->output->render($item); // this applies to the li item which contains all child lists too $liclasses = array($item->get_css_type()); $liexpandable = array(); if ($isbranch) { $liclasses[] = 'contains_branch'; if (!$item->forceopen || !$item->forceopen && $item->collapse || $item->children->count() == 0 && $item->nodetype == navigation_node::NODETYPE_BRANCH) { $liexpandable = array('aria-expanded' => 'false'); } else { $liexpandable = array('aria-expanded' => 'true'); } if ($item->requiresajaxloading) { $liexpandable['data-requires-ajax'] = 'true'; $liexpandable['data-loaded'] = 'false'; } } else { if ($hasicon) { $liclasses[] = 'item_with_icon'; } } if ($item->isactive === true) { $liclasses[] = 'current_branch'; } $nodetextid = 'label_' . $depth . '_' . $number; $liattr = array('class' => join(' ', $liclasses), 'tabindex' => '-1', 'role' => 'treeitem') + $liexpandable; // class attribute on the div item which only contains the item content $divclasses = array('tree_item'); if ($isbranch) { $divclasses[] = 'branch'; } else { $divclasses[] = 'leaf'; } if (!empty($item->classes) && count($item->classes) > 0) { $divclasses[] = join(' ', $item->classes); } $divattr = array('class' => join(' ', $divclasses)); if (!empty($item->id)) { $divattr['id'] = $item->id; } $content = html_writer::tag('p', $content, $divattr) . $this->navigation_node($item, array(), $depth + 1); if (!empty($item->preceedwithhr) && $item->preceedwithhr === true) { $content = html_writer::empty_tag('hr') . $content; } $liattr['aria-labelledby'] = $nodetextid; $content = html_writer::tag('li', $content, $liattr); if ($node->contains_active_node()) { $lis[] = $content; } } if (count($lis)) { if (empty($attrs['role'])) { $attrs['role'] = 'group'; } return html_writer::tag('ul', implode("\n", $lis), $attrs); } else { return ''; } }