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<?php |
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namespace NotificationChannels\Facebook; |
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use NotificationChannels\Facebook\Traits\HasButtons; |
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use NotificationChannels\Facebook\Enums\AttachmentType; |
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use NotificationChannels\Facebook\Enums\NotificationType; |
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use NotificationChannels\Facebook\Exceptions\CouldNotCreateMessage; |
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/** |
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* Class FacebookMessage. |
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*/ |
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class FacebookMessage implements \JsonSerializable |
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{ |
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use HasButtons; |
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/** @var string Recipient's ID. */ |
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public $recipient; |
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/** @var string Sender's Page Token. */ |
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public $sender; |
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/** @var string Notification Text. */ |
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public $text; |
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/** @var string Notification Type */ |
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public $notificationType = NotificationType::REGULAR; |
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/** @var array Generic Template Cards (items) */ |
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public $cards = []; |
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/** @var string Attachment Type. Defaults to File */ |
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public $attachmentType = AttachmentType::FILE; |
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/** @var string Attachment URL */ |
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public $attachmentUrl; |
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/** @var bool */ |
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protected $hasAttachment = false; |
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/** @var bool */ |
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protected $hasText = false; |
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/** |
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* @param string $text |
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* |
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* @return static |
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*/ |
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public static function create($text = '') |
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{ |
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return new static($text); |
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} |
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/** |
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* @param string $text |
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*/ |
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public function __construct($text = '') |
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{ |
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if ($text != '') { |
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$this->text($text); |
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} |
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} |
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/** |
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* Recipient's PSID or Phone Number. |
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* |
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* The id must be an ID that was retrieved through the |
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* Messenger entry points or through the Messenger webhooks. |
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* |
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* @param $recipient ID of recipient or Phone number of the recipient |
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* with the format +1(212)555-2368 |
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* |
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* @return $this |
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*/ |
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public function to($recipient) |
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{ |
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$this->recipient = is_array($recipient) ? $recipient : ['id' => $recipient]; |
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return $this; |
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} |
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/** |
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* Sender's facebook page token. |
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* |
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* @param $recipient page token of the sender |
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* |
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* @return $this |
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*/ |
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public function from($sender) |
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{ |
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$this->sender = $sender; |
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return $this; |
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} |
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/** |
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* Notification text. |
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* |
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* @param $text |
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* |
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* @throws CouldNotCreateMessage |
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* |
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* @return $this |
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*/ |
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public function text($text) |
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{ |
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if (mb_strlen($text) > 320) { |
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throw CouldNotCreateMessage::textTooLong(); |
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} |
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$this->text = $text; |
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$this->hasText = true; |
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return $this; |
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} |
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/** |
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* Add Attachment. |
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* |
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* @param $attachmentType |
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* @param $url |
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* |
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* @throws CouldNotCreateMessage |
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* |
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* @return $this |
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*/ |
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public function attach($attachmentType, $url) |
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{ |
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$attachmentTypes = [ |
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AttachmentType::FILE, |
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AttachmentType::IMAGE, |
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AttachmentType::VIDEO, |
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AttachmentType::AUDIO, |
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]; |
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if (! in_array($attachmentType, $attachmentTypes)) { |
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throw CouldNotCreateMessage::invalidAttachmentType(); |
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} |
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if (! isset($url)) { |
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throw CouldNotCreateMessage::urlNotProvided(); |
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} |
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$this->attachmentType = $attachmentType; |
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$this->attachmentUrl = $url; |
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$this->hasAttachment = true; |
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return $this; |
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} |
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/** |
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* Push notification type. |
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* |
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* @param string $notificationType Possible values: REGULAR, SILENT_PUSH, NO_PUSH |
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* |
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* @return $this |
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*/ |
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public function notificationType($notificationType) |
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{ |
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$this->notificationType = $notificationType; |
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return $this; |
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} |
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/** |
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* Add up to 10 cards to be displayed in a carousel. |
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* |
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* @param array $cards |
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* |
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* @return $this |
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* @throws CouldNotCreateMessage |
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*/ |
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public function cards(array $cards = []) |
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{ |
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if (count($cards) > 10) { |
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throw CouldNotCreateMessage::messageCardsLimitExceeded(); |
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} |
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$this->cards = $cards; |
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return $this; |
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} |
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/** |
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* Determine if user id is not given. |
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* |
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* @return bool |
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*/ |
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public function toNotGiven() |
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{ |
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return ! isset($this->recipient); |
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} |
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/** |
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* Determine if a custom sender is given. |
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* |
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* @return bool |
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*/ |
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public function senderGiven() |
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{ |
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return isset($this->sender); |
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} |
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/** |
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* Convert the object into something JSON serializable. |
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* |
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* @return array |
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*/ |
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public function jsonSerialize() |
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{ |
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return $this->toArray(); |
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} |
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/** |
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* Returns message payload for JSON conversion. |
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* |
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* @throws CouldNotCreateMessage |
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* @return array |
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*/ |
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public function toArray() |
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{ |
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if ($this->hasAttachment) { |
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return $this->attachmentMessageToArray(); |
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} |
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if ($this->hasText) { |
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//check if has buttons |
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if (count($this->buttons) > 0) { |
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return $this->buttonMessageToArray(); |
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} |
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return $this->textMessageToArray(); |
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} |
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if (count($this->cards) > 0) { |
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return $this->genericMessageToArray(); |
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} |
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throw CouldNotCreateMessage::dataNotProvided(); |
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} |
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/** |
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* Returns message for simple text message. |
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* |
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* @return array |
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*/ |
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protected function textMessageToArray() |
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{ |
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$message = []; |
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$message['recipient'] = $this->recipient; |
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$message['notification_type'] = $this->notificationType; |
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$message['message']['text'] = $this->text; |
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return $message; |
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} |
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/** |
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* Returns message for attachment message. |
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* |
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* @return array |
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*/ |
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protected function attachmentMessageToArray() |
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{ |
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$message = []; |
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$message['recipient'] = $this->recipient; |
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$message['notification_type'] = $this->notificationType; |
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$message['message']['attachment']['type'] = $this->attachmentType; |
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$message['message']['attachment']['payload']['url'] = $this->attachmentUrl; |
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return $message; |
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} |
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/** |
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* Returns message for Generic Template message. |
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* |
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* @return array |
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*/ |
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protected function genericMessageToArray() |
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{ |
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$message = []; |
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$message['recipient'] = $this->recipient; |
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$message['notification_type'] = $this->notificationType; |
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$message['message']['attachment']['type'] = 'template'; |
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$message['message']['attachment']['payload']['template_type'] = 'generic'; |
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$message['message']['attachment']['payload']['elements'] = $this->cards; |
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return $message; |
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} |
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/** |
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* Returns message for Button Template message. |
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* |
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* @return array |
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*/ |
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protected function buttonMessageToArray() |
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{ |
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$message = []; |
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$message['recipient'] = $this->recipient; |
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$message['notification_type'] = $this->notificationType; |
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$message['message']['attachment']['type'] = 'template'; |
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$message['message']['attachment']['payload']['template_type'] = 'button'; |
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$message['message']['attachment']['payload']['text'] = $this->text; |
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$message['message']['attachment']['payload']['buttons'] = $this->buttons; |
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return $message; |
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} |
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} |
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Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..