/**
* Gets the product image URL, ensuring that it gets resized
* @param $product One Mage_Catalog_Model_Product from a Collection
* @param $storeId int which store Id this is for
* @return image url, or blank if we can't get it figured out
*/
protected function _getResizedImage(Mage_Catalog_Model_Product $product, $storeId)
{
$size = $this->_helper->imageSizeForFeed($product, $storeId);
try {
// Image implementation doesn't save the resize filed unless it's coerced into
// a string. Its (php) magic '__toString()' method is what actually resizes and saves
$imageUrl = (string) Mage::helper('catalog/image')->init($product, 'image')->constrainOnly(true)->keepAspectRatio($this->_config->getFeedImageKeepAspectRatio($storeId))->resize($size['width'], $size['height']);
} catch (Exception $e) {
$imageUrl = '';
Mage::log("Error sizing Image URL for {$product->getSku()}: {$e->getMessage()}");
}
// $imageUrl should be the URL of a valid image or an empty string but some customers are reporting invalid URLs
// in their feed so we add one last check. Make sure we really do have a valid URL or return an empty string if we don't
if (!$this->_helper->isValidImage($imageUrl)) {
Mage::log("Invalid image: {$imageUrl}");
$imageUrl = '';
}
return $imageUrl;
}
