Created
May 14, 2012 16:54
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Facebook Cake bridge
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| <?php | |
| if (!session_id()) { session_start(); } | |
| App::import('Vendor', 'Facebook'); | |
| class FacebookCake | |
| { | |
| public function __construct($name = '') | |
| { | |
| Configure::load('facebook'); | |
| $this->facebook = new Facebook(array( | |
| 'appId' => Configure::read('Facebook.' . $name . '.id'), | |
| 'secret' => Configure::read('Facebook.' . $name . '.secret') | |
| )); | |
| $this->name = $name; | |
| $this->url = Router::url(Configure::read('Facebook.' . $name . '.url'), true); | |
| } | |
| public function getUser() | |
| { | |
| // Get User ID | |
| $user = $this->facebook->getUser(); | |
| if ($user) { | |
| if (CakeSession::check('FacebookSession.' . $this->name)) { | |
| return CakeSession::read('FacebookSession.' . $this->name); | |
| } | |
| try { | |
| $userInfo = $this->facebook->api('/me'); | |
| CakeSession::write('FacebookSession.' . $this->name, $userInfo); | |
| return $userInfo; | |
| } catch (FacebookApiException $e) { | |
| throw new CakeException('Something went wrong' . $e->getMessage()); | |
| } | |
| } | |
| CakeSession::delete('FacebookSession.' . $this->name); | |
| $params = array('redirect_uri' => $this->url); | |
| $perm = Configure::read('Facebook.' . $this->name . '.permission'); | |
| if (!empty($perm)) { | |
| $params['scope'] = $perm; | |
| } | |
| $params['canvas'] = 1; | |
| $params['fbconnect'] = 0; | |
| $facebookUrl = $this->facebook->getLoginUrl($params); | |
| echo ' | |
| <html><head> | |
| <script type="text/javascript"> | |
| top.location.href = "'. $facebookUrl .';"; | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> | |
| '; | |
| exit; | |
| } | |
| /** | |
| * Return app_data passed to Page Tabs | |
| * | |
| * This method can return entire or parcial app_data passed to | |
| * page tabs as urlencoded json | |
| * | |
| * @param $key Key inside app_data array | |
| * @return Mixed Array/Boolean | |
| */ | |
| public function getAppData($key = false) | |
| { | |
| $signedRequest = $this->facebook->getSignedRequest(); | |
| if (empty($signedRequest['app_data'])) { | |
| return false; | |
| } | |
| $appData = json_decode($signedRequest['app_data']); | |
| if (!$key) { | |
| return $appData; | |
| } | |
| if (array_key_exists($key, $appData)) { | |
| return $appData->$key; | |
| } | |
| return false; | |
| } | |
| /** | |
| * Build a json array encoded and urlencoded | |
| * | |
| * @return String | |
| */ | |
| public function buildAppData($appData = array()) | |
| { | |
| $urlencoded = urlencode( | |
| json_encode($appData) | |
| ); | |
| return sprintf('app_data=%s', $urlencoded); | |
| } | |
| } |
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