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automate linking to Twitter users

this method searches for @some_user in a string (txt) and links found matches to the twitter-page of some_user

def link_twitter_user(txt)
	if match = txt.match(/.*?(@)((?:[a-z][a-z]+))(:|\s)/i)
		user = match[2]
		txt.gsub!(user, '<a href="http://twitter.com/' + user + '">' + user + '</a>')
	end
	txt
end
to ruby rails link user twitter auto_link by labuschin on Sep 27, 2007 1 Comments
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