Sadece rastgele metin bir YouTube linki ayıklamak için çalışıyor Im. örneğin

This is some random text and url is http://www.youtube.com/watch?v=-d3RYW0YoEk&feature=channel and I want to pull this URL out of this text in PHP. Can't seem to figure it out. Found a solution in another language but don't know how to convert it. Thanks for the help.