blocks/settings/renderer.php

   1 <?php
   2
   3 class block_settings_renderer extends plugin_renderer_base {
   4
   5     public function settings_tree(settings_navigation $navigation) {
   6         $count = 0;
   7         foreach ($navigation->children as &$child) {
   8             $child->preceedwithhr = ($count!==0);
   9             $count++;
  10         }
  11         $content = $this->navigation_node($navigation, array('class'=>'block_tree list'));
  12         if (isset($navigation->id) && !is_numeric($navigation->id) && !empty($content)) {
  13             $content = $this->output->box($content, 'block_tree_box', $navigation->id);
  14         }
  15         return $content;
  16     }
  17
  18     protected function navigation_node(navigation_node $node, $attrs=array()) {
  19         $items = $node->children;
  20
  21         // exit if empty, we don't want an empty ul element
  22         if ($items->count()==0) {
  23             return '';
  24         }
  25
  26         // array of nested li elements
  27         $lis = array();
  28         foreach ($items as $item) {
  29             if (!$item->display) {
  30                 continue;
  31             }
  32
  33             $isbranch = ($item->children->count()>0  || $item->nodetype==navigation_node::NODETYPE_BRANCH);
  34             $hasicon = (!$isbranch && $item->icon instanceof renderable);
  35
  36             if ($isbranch) {
  37                 $item->hideicon = true;
  38             }
  39             $content = $this->output->render($item);
  40
  41             // this applies to the li item which contains all child lists too
  42             $liclasses = array($item->get_css_type());
  43             if (!$item->forceopen || (!$item->forceopen && $item->collapse) || ($item->children->count()==0  && $item->nodetype==navigation_node::NODETYPE_BRANCH)) {
  44                 $liclasses[] = 'collapsed';
  45             }
  46             if ($isbranch) {
  47                 $liclasses[] = 'contains_branch';
  48             } else if ($hasicon) {
  49                 $liclasses[] = 'item_with_icon';
  50             }
  51             if ($item->isactive === true) {
  52                 $liclasses[] = 'current_branch';
  53             }
  54             $liattr = array('class'=>join(' ',$liclasses));
  55             // class attribute on the div item which only contains the item content
  56             $divclasses = array('tree_item');
  57             if ($isbranch) {
  58                 $divclasses[] = 'branch';
  59             } else {
  60                 $divclasses[] = 'leaf';
  61             }
  62             if (!empty($item->classes) && count($item->classes)>0) {
  63                 $divclasses[] = join(' ', $item->classes);
  64             }
  65             $divattr = array('class'=>join(' ', $divclasses));
  66             if (!empty($item->id)) {
  67                 $divattr['id'] = $item->id;
  68             }
  69             $content = html_writer::tag('p', $content, $divattr) . $this->navigation_node($item);
  70             if (!empty($item->preceedwithhr) && $item->preceedwithhr===true) {
  71                 $content = html_writer::empty_tag('hr') . $content;
  72             }
  73             $content = html_writer::tag('li', $content, $liattr);
  74             $lis[] = $content;
  75         }
  76
  77         if (count($lis)) {
  78             return html_writer::tag('ul', implode("\n", $lis), $attrs);
  79         } else {
  80             return '';
  81         }
  82     }
  83
  84     public function search_form(moodle_url $formtarget, $searchvalue) {
  85         $content = html_writer::start_tag('form', array('class'=>'adminsearchform', 'method'=>'get', 'action'=>$formtarget));
  86         $content .= html_writer::start_tag('div');
  87         $content .= html_writer::tag('label', s(get_string('searchinsettings', 'admin')), array('for'=>'adminsearchquery', 'class'=>'accesshide'));
  88         $content .= html_writer::empty_tag('input', array('id'=>'adminsearchquery', 'type'=>'text', 'name'=>'query', 'value'=>s($searchvalue)));
  89         $content .= html_writer::empty_tag('input', array('type'=>'submit', 'value'=>s(get_string('search'))));
  90         $content .= html_writer::end_tag('div');
  91         $content .= html_writer::end_tag('form');
  92         return $content;
  93     }
  94
  95 }