Reading Rss feed From a url with cakephp 2.0

i have categroies and feeds tables the feeds table contains rss feed url like http://ift.tt/X7sA50, so whate i want is to parse that url after diplaying the categorie for books like this: Books: 1)item1 2)item2 3)item3 where item1 to item3 are the items that exist in the url feed after parsing the problem is that i don't know how to parse an rss feed from another website

thank you.