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<?php |
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namespace Kerox\Push\Adapter; |
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use Cake\Core\Configure; |
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use Cake\Http\Client; |
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use Cake\Http\Client\Message; |
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use Cake\Utility\Hash; |
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class Fcm extends AbstractAdapter |
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{ |
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const PRIORITY_NORMAL = 'normal'; |
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const PRIORITY_HIGH = 'high'; |
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/** |
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* Array for devices's token |
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* |
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* @var array |
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*/ |
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protected $tokens = []; |
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/** |
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* Array for the notification |
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* |
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* @var array |
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*/ |
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protected $notification = []; |
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/** |
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* Array of datas |
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* |
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* @var array |
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*/ |
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protected $datas = []; |
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/** |
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* Array of request parameters |
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* |
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* @var array |
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*/ |
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protected $parameters = []; |
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/** |
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* Array of payload |
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* |
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* @var array |
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*/ |
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protected $payload = []; |
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/** |
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* Default config |
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* |
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* @var array |
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*/ |
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protected $_defaultConfig = [ |
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'parameters' => [ |
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'collapse_key' => null, |
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'priority' => self::PRIORITY_NORMAL, |
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'content_available' => false, |
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'mutable_content' => false, |
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'time_to_live' => 0, |
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'restricted_package_name' => null, |
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'dry_run' => false, |
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], |
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'http' => [], |
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]; |
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/** |
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* List of keys allowed to be used in notification array. |
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* |
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* @var array |
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*/ |
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protected $_allowedNotificationKeys = [ |
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'title', |
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'body', |
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'icon', |
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'sound', |
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'badge', |
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'tag', |
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'color', |
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'click_action', |
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'body_loc_key', |
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'body_loc_args', |
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'title_loc_key', |
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'title_loc_args', |
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]; |
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/** |
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* FcmAdapter constructor. |
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* |
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* @throws \Exception |
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*/ |
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public function __construct() |
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{ |
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if (Configure::check('Push.adapters.Fcm') === false) { |
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try { |
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Configure::load('push'); |
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} catch (\Exception $e) { |
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throw new \RuntimeException($e->getMessage()); |
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} |
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} |
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$config = Configure::read('Push.adapters.Fcm'); |
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parent::__construct($config); |
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} |
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/** |
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* Getter for tokens |
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* |
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* @return array |
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*/ |
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public function getTokens() |
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{ |
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return $this->tokens; |
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} |
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/** |
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* Setter for tokens |
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* |
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* @param array $tokens Array of devices's token |
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* |
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* @return $this |
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*/ |
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public function setTokens(array $tokens) |
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{ |
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$this->_checkTokens($tokens); |
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$this->tokens = $tokens; |
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return $this; |
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} |
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/** |
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* Getter for notification |
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* |
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* @return array |
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*/ |
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public function getNotification() |
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{ |
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return $this->notification; |
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} |
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/** |
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* Setter for notification |
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* |
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* @param array $notification Array of keys for the notification |
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* |
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* @return $this |
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*/ |
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public function setNotification(array $notification) |
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{ |
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$this->_checkNotification($notification); |
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if (!isset($notification['icon'])) { |
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$notification['icon'] = 'myicon'; |
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} |
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$this->notification = $notification; |
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return $this; |
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} |
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/** |
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* Getter for datas |
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* |
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* @return array |
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*/ |
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public function getDatas() |
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{ |
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return $this->datas; |
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} |
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/** |
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* Setter for datas |
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* |
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* @param array $datas Array of datas for the push |
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* |
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* @return $this |
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*/ |
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public function setDatas(array $datas) |
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{ |
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$this->_checkDatas($datas); |
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foreach ($datas as $key => $value) { |
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if (\is_bool($value)) { |
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$value = $value ? 'true' : 'false'; |
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} |
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$datas[$key] = (string)$value; |
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} |
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$this->datas = $datas; |
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return $this; |
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} |
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/** |
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* Getter for parameters |
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* |
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* @return array |
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*/ |
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public function getParameters() |
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{ |
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return $this->parameters; |
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} |
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/** |
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* Setter for parameters |
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* |
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* @param array $parameters Array of parameters for the push |
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* |
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* @return $this |
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*/ |
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public function setParameters(array $parameters) |
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{ |
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$this->_checkParameters($parameters); |
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$this->parameters = Hash::merge($this->getConfig('parameters'), $parameters); |
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return $this; |
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} |
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/** |
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* Getter for payload |
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* |
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* @return array |
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*/ |
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public function getPayload() |
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{ |
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$notification = $this->getNotification(); |
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if (!empty($notification)) { |
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$this->payload['notification'] = $notification; |
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} |
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$datas = $this->getDatas(); |
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if (!empty($datas)) { |
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$this->payload['data'] = $datas; |
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} |
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return $this->payload; |
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} |
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/** |
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* Execute the push |
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* |
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* @return bool |
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*/ |
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public function send() |
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{ |
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$message = $this->_buildMessage(); |
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$options = $this->_getHttpOptions(); |
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$http = new Client(); |
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$this->response = $http->post($this->getConfig('api.url'), $message, $options); |
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return $this->response->getStatusCode() === Message::STATUS_OK; |
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} |
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/** |
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* Check tokens's array |
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* |
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* @param array $tokens Token's array |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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private function _checkTokens(array $tokens) |
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{ |
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if (empty($tokens) || \count($tokens) > 1000) { |
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throw new \InvalidArgumentException('Array must contain at least 1 and at most 1000 tokens.'); |
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} |
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} |
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/** |
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* Check notification's array |
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* |
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* @param array $notification Notification's array |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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private function _checkNotification(array $notification) |
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{ |
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if (empty($notification) || !isset($notification['title'])) { |
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throw new \InvalidArgumentException('Array must contain at least a key title.'); |
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} |
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$notAllowedKeys = []; |
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foreach ($notification as $key => $value) { |
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if (!\in_array($key, $this->_allowedNotificationKeys, true)) { |
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$notAllowedKeys[] = $key; |
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} |
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} |
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if (!empty($notAllowedKeys)) { |
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$notAllowedKeys = implode(', ', $notAllowedKeys); |
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throw new \InvalidArgumentException("The following keys are not allowed: {$notAllowedKeys}"); |
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} |
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} |
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/** |
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* Check datas's array |
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* |
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* @param array $datas Datas's array |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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private function _checkDatas(array $datas) |
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{ |
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if (empty($datas)) { |
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throw new \InvalidArgumentException('Array can not be empty.'); |
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} |
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} |
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/** |
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* Check parameters's array |
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* |
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* @param array $parameters Parameters's array |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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private function _checkParameters(array $parameters) |
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{ |
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if (empty($parameters)) { |
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throw new \InvalidArgumentException('Array can not be empty.'); |
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} |
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} |
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/** |
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* Build the message |
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* |
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* @return string |
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*/ |
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private function _buildMessage() |
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{ |
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$tokens = $this->getTokens(); |
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$message = (\count($tokens) > 1) ? ['registration_ids' => $tokens] : ['to' => current($tokens)]; |
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$payload = $this->getPayload(); |
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if (!empty($payload)) { |
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$message += $payload; |
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} |
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$parameters = $this->getParameters(); |
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if (!empty($parameters)) { |
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$message += $parameters; |
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} |
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return json_encode($message); |
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} |
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/** |
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* Return options for the HTTP request |
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* |
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* @return array $options |
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*/ |
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private function _getHttpOptions() |
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{ |
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$options = Hash::merge($this->getConfig('http'), [ |
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'type' => 'json', |
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'headers' => [ |
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'Authorization' => 'key=' . $this->getConfig('api.key'), |
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'Content-Type' => 'application/json', |
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], |
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]); |
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return $options; |
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} |
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} |
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