/**
* @param User $user
* @return bool
*/
public function doesUserLikePage(User $user)
{
$this->facebook->setAccessToken($user->facebookAccessToken);
try {
return count($this->facebook->api("me/likes/{$this->pageId}")->data) !== 0;
} catch (FacebookApiException $e) {
return FALSE;
// safe fallback
}
}
/**
* Loads first data source.
*/
private function load()
{
if ($this->lastResult === NULL) {
$this->lastResult = $this->facebook->api($this->pathOrParams, $this->method, $this->params);
} elseif ($this->hasNextPage()) {
$this->lastResult = $this->facebook->api($this->getNextPath());
}
}
/**
* Returns collections of data from data source at one page.
*
* @return ArrayHash
*/
public function getNextPage()
{
if ($this->lastResult === NULL) {
$this->lastResult = $this->facebook->api($this->pathOrParams, $this->method, $this->params);
} elseif ($this->hasNextPage()) {
$this->lastResult = $this->facebook->api($this->getNextPath());
} else {
$this->lastResult = ArrayHash::from(array('data' => []));
}
return $this->lastResult ? $this->lastResult->data : ArrayHash::from(array('data' => []));
}
/**
* @param array $params
* @return NULL|ArrayHash
*/
public function getPermissions(array $params = array())
{
$params = array_merge($params, array('access_token' => $this->facebook->getAccessToken()));
try {
$response = $this->facebook->api("/{$this->profileId}/permissions", 'GET', $params);
if ($response && !empty($response->data[0])) {
return ArrayHash::from($response->data[0]);
}
} catch (FacebookApiException $e) {
return NULL;
}
}
/**
* @param array $params
* @return NULL|ArrayHash
*/
public function getPermissions(array $params = array())
{
$params = array_merge($params, array('access_token' => $this->facebook->getAccessToken()));
try {
$response = $this->facebook->api("/{$this->profileId}/permissions", 'GET', $params);
if ($response && !empty($response->data)) {
$items = array();
if (isset($response->data[0]['permission'])) {
foreach ($response->data as $permissionsItem) {
$items[$permissionsItem->permission] = $permissionsItem->status === 'granted';
}
} elseif (isset($response->data[0])) {
$items = (array) $response->data[0];
}
return ArrayHash::from($items);
}
} catch (FacebookApiException $e) {
return NULL;
}
}
public function actionFacebook()
{
$this->setTitle("Registrace uživatele prostřednictvím Facebooku");
$fbUserId = $this->facebook->getUser();
$me = $this->facebook->api('/me', NULL, ['fields' => ['id', 'first_name', 'last_name', 'picture', 'email', 'gender', 'locale']]);
if ($this->user->isLoggedIn()) {
try {
if ($this->facebookUserModel->exists($fbUserId)) {
$this->flashMessage("Uživatel s tímto FacebookID již je v systému zaregistrován.", "danger");
$this->redirect("in");
} else {
$this->facebookUserModel->add(array("user_id" => $this->user->id, "facebook_id" => $fbUserId, "username" => $me["first_name"] . " " . $me["last_name"], "email" => $me["email"]));
$this->facebookUserModel->updateToken($fbUserId, $this->facebook->getAccessToken());
$this->flashMessage("K účtu bude možné se přihlašovat prostřednictvím Facebooku.", "success");
}
} catch (Exception $e) {
$this->flashMessage("Při ověřování uživatele došlo k chybě.", "danger");
}
$this->restoreRequest($this->backlink);
$this->redirect(':Front:Homepage:');
} else {
$form = $this["facebookRegistrationForm"];
$form["id"]->setValue($me["id"]);
$form["firstname"]->setValue($me["first_name"]);
$form["lastname"]->setValue($me["last_name"]);
$form["email"]->setValue($me["email"]);
if ($me["gender"] == "male") {
$form["gender"]->setValue("M");
} else {
if ($me["gender"] == "female") {
$form["gender"]->setValue("F");
}
}
$this->template->me = $me;
}
}
