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<?php |
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declare(strict_types=1); |
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namespace unreal4u\TelegramAPI\Telegram\Methods; |
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use Generator; |
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use Psr\Log\LoggerInterface; |
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use RuntimeException; |
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use unreal4u\TelegramAPI\Abstracts\TelegramMethods; |
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use unreal4u\TelegramAPI\Abstracts\TelegramTypes; |
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use unreal4u\TelegramAPI\Exceptions\InvalidMediaType; |
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use unreal4u\TelegramAPI\InternalFunctionality\TelegramResponse; |
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use unreal4u\TelegramAPI\Telegram\Types\Custom\InputFile; |
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use unreal4u\TelegramAPI\Telegram\Types\Custom\MessageArray; |
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use unreal4u\TelegramAPI\Telegram\Types\InputMedia; |
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use unreal4u\TelegramAPI\Telegram\Types\InputMedia\Photo; |
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use unreal4u\TelegramAPI\Telegram\Types\InputMedia\Video; |
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use function basename; |
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use function count; |
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use function is_readable; |
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use function json_encode; |
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/** |
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* Use this method to send photos. On success, the sent Message is returned |
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* |
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* Objects defined as-is January 2017 |
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* |
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* @see https://core.telegram.org/bots/api#sendphoto |
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*/ |
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class SendMediaGroup extends TelegramMethods |
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{ |
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/** |
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* Unique identifier for the target chat or username of the target channel (in the format @channelusername) |
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* @var string |
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*/ |
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public $chat_id = ''; |
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/** |
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* A JSON-serialized array describing photos and videos to be sent |
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* @var InputMedia[] |
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*/ |
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public $media = []; |
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/** |
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* @var InputFile[] |
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*/ |
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private $localFiles = []; |
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/** |
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* Optional. Sends the message silently. iOS users will not receive a notification, Android users will receive a |
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* notification with no sound. |
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* @see https://telegram.org/blog/channels-2-0#silent-messages |
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* @var bool |
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*/ |
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public $disable_notification = false; |
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/** |
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* Optional. If the message is a reply, ID of the original message |
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* @var int |
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*/ |
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public $reply_to_message_id = 0; |
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public function getMandatoryFields(): array |
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{ |
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return [ |
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'chat_id', |
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'media', |
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]; |
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} |
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public static function bindToObject(TelegramResponse $data, LoggerInterface $logger): TelegramTypes |
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{ |
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return new MessageArray($data->getResult(), $logger); |
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} |
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public function performSpecialConditions(): TelegramMethods |
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{ |
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$imageQuantity = count($this->media); |
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if ($imageQuantity < 2) { |
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throw new RuntimeException('Must include at least 2 images'); |
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} |
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if ($imageQuantity > 10) { |
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throw new RuntimeException('Can not include more than 10 images'); |
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} |
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$this->performSpecialOperationsOnLocalFiles(); |
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$this->media = json_encode($this->media); |
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return parent::performSpecialConditions(); |
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} |
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/** |
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* Helper function that performs some special operations should a local file be detected |
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* |
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* @return self |
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*/ |
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private function performSpecialOperationsOnLocalFiles(): self |
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{ |
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foreach ($this->media as $fileLocation) { |
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if (!$fileLocation instanceof Photo && !$fileLocation instanceof Video) { |
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throw new InvalidMediaType('To be sent media types can only be Photo or Video'); |
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} |
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if (is_readable($fileLocation->media)) { |
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$this->localFiles[basename($fileLocation->media)] = new InputFile($fileLocation->media); |
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$fileLocation->media = 'attach://' . basename($fileLocation->media); |
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} |
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} |
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return $this; |
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} |
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/** |
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* @return Generator|InputFile[] |
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*/ |
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public function getLocalFiles(): Generator |
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{ |
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yield from $this->localFiles; |
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} |
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/** |
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* Will return true if local files are present, false otherwise |
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* |
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* @return bool |
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*/ |
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public function hasLocalFiles(): bool |
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{ |
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return $this->localFiles !== []; |
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} |
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} |
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unreal4u /
telegram-api
