/**
* Validate the form
*/
protected function validateForm()
{
if ($this->frm->isSubmitted()) {
$this->frm->cleanupFields();
// Validation
$fields = $this->frm->getFields();
$fields['username']->isFilled(Language::err('FieldIsRequired'));
if ($this->frm->isCorrect()) {
// Build the item
$item['username'] = $fields['username']->getValue();
// Lookup user id
$userObj = Helper::searchUser($item['username']);
if (isset($userObj->data)) {
$userId = $userObj->data[0]->id;
$item['user_id'] = $userId;
} else {
$this->redirect(Model::createURLForAction('Index') . '&error=api_error');
}
// Insert it
$item['id'] = BackendInstagramModel::insert($item);
Model::triggerEvent($this->getModule(), 'after_add', $item);
$this->redirect(Model::createURLForAction('Index') . '&report=added&highlight=row-' . $item['id']);
}
}
}
/**
* Execute the action
*/
public function execute()
{
parent::execute();
// Get the redirect code if there is one (if you are redirected here from the Instagram authentication)
$oAuthCode = $this->getParameter('code', 'string', '');
// Get settings
$settingsService = $this->get('fork.settings');
$client_id = $settingsService->get($this->URL->getModule(), 'client_id');
$client_secret = $settingsService->get($this->URL->getModule(), 'client_secret');
// If no settings configured, redirect
if (empty($client_id) || empty($client_secret)) {
$this->redirect(BackendModel::createURLForAction('Settings') . '&error=non-existing');
}
// First visit? (otherwise instagram would have added a parameter)
if ($oAuthCode == '') {
// Get Instagram api token
$instagram_login_url = Helper::getLoginUrl($client_id, SITE_URL . BackendModel::createURLForAction('Oauth'));
$this->redirect($instagram_login_url);
} else {
// Exchanging the instagram login code for an access token
$authenticationData = Helper::getOAuthToken($client_id, $client_secret, $oAuthCode, SITE_URL . BackendModel::createURLForAction('Oauth'), false);
// Define variables
$userId = $authenticationData->user->id;
$userName = $authenticationData->user->username;
$accessToken = $authenticationData->access_token;
if (isset($accessToken)) {
$instagramUser = array('user_id' => $userId, 'username' => $userName, 'locked' => 'Y');
$instagramUser['id'] = BackendInstagramModel::insert($instagramUser);
// Save access_token to settings
$this->get('fork.settings')->set($this->URL->getModule(), 'access_token', $accessToken);
// Save access_token to settings
$this->get('fork.settings')->set($this->URL->getModule(), 'default_instagram_user_id', $instagramUser['id']);
// Trigger event
BackendModel::triggerEvent($this->getModule(), 'after_oauth');
// Successfully authenticated
$this->redirect(BackendModel::createURLForAction('Settings') . '&report=authentication_success');
} else {
$this->redirect(BackendModel::createURLForAction('Settings') . '&error=authentication_failed');
}
}
}