/**
* Make sure that the category view doesn't cache when there are
* messages in the session
*
* @param Mage_Catalog_Block_Category_View $block
* @return type
*/
public function applyCategoryView(Mage_Catalog_Block_Category_View $block)
{
// The "messages" block is session-dependent, don't cache
if (Mage::helper('cache')->responseHasMessages()) {
$block->setData('cache_lifetime', null);
return;
}
}