This is a CakePHP wrapper for this https://github.com/jk/oauth2-php/ Oauth2 lib that also implements a server and client in CakePHP.
Copyright 2009-2012, Cake Development Corporation
Licensed under The MIT License
Redistributions of files must retain the above copyright notice.
Copyright 2009-2012
Cake Development Corporation
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Las Vegas, Nevada 89104
http://cakedc.com