/**
  * @return self
  */
 public static function instance()
 {
     if (empty(self::$instance)) {
         self::$instance = new self();
     }
     return self::$instance;
 }
Esempio n. 2
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 public function google_data_markup()
 {
     $html = apply_filters('tribe_google_data_markup_json', Tribe__Events__Google_Data_Markup::instance()->script_block());
     echo $html;
 }
Esempio n. 3
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 public function google_data_markup()
 {
     require_once TribeEvents::instance()->pluginPath . 'lib/Google_Data_Markup.php';
     $html = apply_filters('tribe_google_data_markup_json', Tribe__Events__Google_Data_Markup::instance()->script_block());
     echo $html;
 }