예제 #1
0
 /**
  * Registers the image button to receive postback data during postback.
  * This is necessary because an image button, when postback, does not have
  * direct mapping between post data and the image button name.
  * This method overrides the parent implementation and is invoked before render.
  * @param mixed event parameter
  */
 public function onPreRender($param)
 {
     parent::onPreRender($param);
     $this->getPage()->registerRequiresPostData($this);
 }
예제 #2
0
 /**
  * Configures the image URL that shows the token.
  * @param mixed event parameter
  */
 public function onPreRender($param)
 {
     parent::onPreRender($param);
     if (!self::checkRequirements()) {
         throw new TConfigurationException('captcha_imagettftext_required');
     }
     if (!$this->getViewState('TokenGenerated', 0)) {
         $manager = $this->getApplication()->getAssetManager();
         $manager->publishFilePath($this->getFontFile());
         $url = $manager->publishFilePath($this->getCaptchaScriptFile());
         $url .= '?options=' . urlencode($this->getTokenImageOptions());
         $this->setImageUrl($url);
         $this->setViewState('TokenGenerated', time());
     }
 }