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<?php |
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namespace SunnysideUp\ShareThis; |
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use SilverStripe\Core\Injector\Injectable; |
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use SilverStripe\Core\Config\Config; |
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use SilverStripe\Dev\Debug; |
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/** |
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* https://developers.facebook.com/tools-and-support/ |
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*/ |
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class SilverstripeFacebookConnector |
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{ |
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use Injectable; |
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/** |
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* @var Facebook Connection |
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*/ |
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private static $connection = null; |
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/** |
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* settings for connection |
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* |
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* @var array |
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*/ |
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private static $connection_config = []; |
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/** |
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* application ID - get from FB |
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* |
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* @var string |
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*/ |
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private static $app_id = ""; |
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/** |
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* application secret - get from FB |
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* |
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* @var string |
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*/ |
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private static $app_secret = ""; |
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/** |
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* debug |
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* |
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* @var boolean |
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*/ |
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protected static $debug = false; |
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/** |
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* keep track of errors |
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* @var array |
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*/ |
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protected static $error = []; |
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/** |
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* set additional connection details - e.g. default_access_token |
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* |
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* @param array |
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*/ |
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public static function set_connection_config($connectionConfig) |
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{ |
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self::$connection_config = $connectionConfig; |
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} |
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/** |
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* create FB connection... |
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* @return Facebook\Facebook |
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*/ |
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protected static function get_connection() |
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{ |
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if (!self::$connection) { |
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self::$connection_config += [ |
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'app_id' => Config::inst()->get(SilverstripeFacebookConnector::class, "app_id"), |
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'app_secret' => Config::inst()->get(SilverstripeFacebookConnector::class, "app_secret"), |
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'default_graph_version' => 'v2.4', |
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//'default_access_token' => '{access-token}', // optional |
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]; |
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self::$connection = new Facebook\Facebook(self::$connection_config); |
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} |
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return self::$connection; |
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} |
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/** |
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* |
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* @param string $openGraphCommand |
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* |
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* @return FacebookResponse | false |
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*/ |
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public static function run_command($openGraphCommand = "") |
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{ |
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$fb = self::get_connection(); |
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$accessToken = Config::inst()->get(SilverstripeFacebookConnector::class, "app_id")."|".Config::inst()->get(SilverstripeFacebookConnector::class, "app_secret"); |
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//$helper = $fb->getPageTabHelper(); |
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try { |
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$response = $fb->get($openGraphCommand, $accessToken); |
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} catch (Facebook\Exceptions\FacebookResponseException $e) { |
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// When Graph returns an error |
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self::$error[] = 'Graph returned an error: ' . $e->getMessage(); |
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return false; |
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} catch (Facebook\Exceptions\FacebookSDKException $e) { |
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// When validation fails or other local issues |
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self::$error[] = 'Facebook SDK returned an error: ' . $e->getMessage(); |
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return false; |
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} |
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if (self::$debug) { |
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Debug::log(implode(" | ", self::$error)); |
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} |
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return $response; |
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} |
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/** |
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* @return details about logged in person |
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*/ |
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public static function whoami() |
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{ |
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$response = self::run_command("/me"); |
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if ($response) { |
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return $response->getGraphUser(); |
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} |
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} |
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/** |
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* returns an array of recent posts for a page |
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* |
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* @return array |
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*/ |
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public static function get_feed($pageID) |
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{ |
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$response = self::run_command($pageID . "/posts?fields=message,created_time,id,full_picture,link,from,name,description"); |
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if ($response) { |
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$list = $response->getDecodedBody(); |
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if (isset($list["data"])) { |
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return $list["data"]; |
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} |
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} |
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} |
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/** |
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* returns an array of recent posts for a page |
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* @return array |
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*/ |
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public static function check_if_posts_exists($UID) |
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{ |
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$response = self::run_command('/Post/'.$UID); |
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print_r($response); |
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} |
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} |
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sunnysideup /
silverstripe-sharethis
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