some sites have meta-keywords separated by spaces

Author: oscarotero

demo/index.php

@@ -70,6 +70,7 @@ function printCode($code, $asHtml = true)
     'description' => 'printText',
     'url' => 'printUrl',
     'type' => 'printText',
+    'tags' => 'printArray',
     'imagesUrls' => 'printArray',
     'code' => 'printCode',
     'source' => 'printUrl',
@@ -88,6 +89,7 @@ function printCode($code, $asHtml = true)
     'description' => 'printText',
     'url' => 'printUrl',
     'type' => 'printText',
+    'tags' => 'printArray',
     'image' => 'printImage',
     'imageWidth' => 'printText',
     'imageHeight' => 'printText',

src/Providers/Html.php

@@ -70,7 +70,21 @@ public function getType()
      */
     public function getTags()
     {
-        return $this->bag->has('keywords') ? array_map('trim', explode(',',$this->bag->get('keywords'))) : [];
+        $keywords = $this->bag->get('keywords');
+
+        if (!$keywords) {
+            return [];
+        }
+
+        //some sites, contains the keywords separated by commas
+        if (strpos($keywords, ',')) {
+            $keywords = explode(',', $keywords);
+        //and others by spaces (ex: youtube)
+        } else {
+            $keywords = explode(' ', $keywords);
+        }
+
+        return array_filter(array_map('trim', $keywords));
     }
 
 

src/Providers/OpenGraph.php

@@ -33,6 +33,8 @@ public function run()
 
             if ($name === 'image') {
                 $this->bag->add('images', $value);
+            } else if (strpos($name, ':tag') !== false) {
+                $this->bag->add('tags', $value);
             } else {
                 $this->bag->set($name, $value);
             }
@@ -126,6 +128,14 @@ public function getUrl()
         return $this->bag->get('url');
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getTags()
+    {
+        return $this->bag->get('tags') ?: [];
+    }
+
     /**
      * {@inheritdoc}
      */