public function __construct()
{
parent::__construct();
$this->observer = 'thoseGals';
}
/**
* Main entry point when loading a promotion. Collects pertinent
* information before sending to monitor to add a promo
* impression. In order to be able to track promotions via
* Javascript, the outputted HTML of the promotion is modified
* here to add a 'banner-alias' parameter to the enclosing HTML
* node.
*
* @name viewPromotion
* @param observer $observer
*/
public function viewPromotion($observer)
{
$block = $observer->getBlock();
$className = get_class($block);
if ($className == 'Enterprise_Banner_Block_Widget_Banner') {
$alias = $block->getBlockAlias();
$transport = $observer->getTransport();
$html = $transport->getHtml();
$modifiedHtml = preg_replace('/(^<\\w+\\s+)/', '$1 banner-alias="' . $alias . '" ', $html);
$transport->setHtml($modifiedHtml);
foreach ($block->getBannerIds() as $id) {
$banner = Mage::getModel('enterprise_banner/banner')->load($id);
$this->monitor->addPromoImpression($banner, $alias);
}
}
}
