breadcrumbs

Timur Kastemirov
1 parent 68e0e7c9
Showing 2 changed files with 83 additions and 2 deletions Show diff stats
frontend/views/layouts/main.php
frontend/widgets/SeoBreadcrumbs.php
@@ -22,7 +22,7 @@
     use yii\db\ActiveQuery;
     use yii\helpers\Url;
     use yii\web\View;
-    use yii\widgets\Breadcrumbs;
+    use frontend\widgets\SeoBreadcrumbs;
     AppAsset::register($this);
     $user = \Yii::$app->user->identity;
@@ -648,7 +648,7 @@ _________________________________________________________ --&gt;
                         <h1><?= $seo->h1 ?></h1>
                       </div>
                       <div class="col-md-5">
-                          <?= Breadcrumbs::widget(
+                          <?= SeoBreadcrumbs::widget(
                               [
                                   'links' => isset($this->params[ 'breadcrumbs' ]) ? $this->params[ 'breadcrumbs' ] : [],
                               ]
+<?php
+    /**
+     * Created by PhpStorm.
+     * User: stes
+     * Date: 18.09.17
+     * Time: 12:20
+     * @var $this \frontend\widgets\SeoBreadcrumbs
+     */
+    
+    namespace frontend\widgets;
+    use yii\base\InvalidConfigException;
+    use yii\helpers\ArrayHelper;
+    use yii\helpers\Html;
+    use yii\helpers\Url;
+    use yii\widgets\Breadcrumbs;
+    
+    class SeoBreadcrumbs extends Breadcrumbs
+    {
+        public $tag = 'ul';
+        public $options =  [
+                                'class' => 'breadcrumb',
+                                'itemscope' => true,
+                                'itemtype' => " http://schema.org/BreadcrumbList"
+                            ];
+        public $encodeLabels = false;
+        public $itemTemplate = "<li itemprop=\"itemListElement\" itemscope itemtype=\"http://schema.org/ListItem\">{link}<meta itemprop=\"position\" content=\"{number}\" /></li>\n";
+        public $homeLink = [
+            'label' => '<span itemprop="name">Главная</span>',
+            'url' => '/',
+            'itemprop' => 'item',
+        ];
+        
+        public $activeItemTemplate = '<li class="active" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"><span itemprop="name">{link}<meta itemprop="position" content="{number}" /></span></li>';
+    
+        public function run()
+        {
+            if (empty($this->links)) {
+                return;
+            }
+            $links = [];
+            if ($this->homeLink === null) {
+                $links[] = $this->renderItem_([
+                                                 'label' => Yii::t('yii', 'Home'),
+                                                 'url' => Yii::$app->homeUrl,
+                                             ], $this->itemTemplate,1);
+            } elseif ($this->homeLink !== false) {
+                $links[] = $this->renderItem_($this->homeLink, $this->itemTemplate, 1, true);
+            }
+            foreach ($this->links as $key => $link) {
+                if (!is_array($link)) {
+                    $link = ['label' => $link];
+                }
+                $links[] = $this->renderItem_($link, isset($link['url']) ? $this->itemTemplate : $this->activeItemTemplate, $key + 2);
+            }
+            echo Html::tag($this->tag, implode('', $links), $this->options);
+        }
+    
+        protected function renderItem_($link, $template, $number, $home = false)
+        {
+            $encodeLabel = ArrayHelper::remove($link, 'encode', $this->encodeLabels);
+            if (array_key_exists('label', $link)) {
+                $label = $encodeLabel ? Html::encode($link['label']) : $link['label'];
+            } else {
+                throw new InvalidConfigException('The "label" element is required for each link.');
+            }
+            if (isset($link['template'])) {
+                $template = $link['template'];
+            }
+            if (isset($link['url'])) {
+                $options = $link;
+                unset($options['template'], $options['label'], $options['url']);
+                if (!$home){
+                    $label = "<span itemprop='name'>".$label."</span>";
+                }
+                $link = Html::a($label, $link['url'], $options);
+            } else {
+                $link = $label;
+            }
+            return strtr($template, ['{link}' => $link, '{number}' => $number]);
+        }
+    }
 \ No newline at end of file