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<?php |
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namespace Tgallice\FBMessenger\Model\Attachment; |
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use Tgallice\FBMessenger\ExtensionChecker; |
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use Tgallice\FBMessenger\Model\Attachment; |
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class File extends Attachment |
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{ |
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/** |
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* @var string|null |
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*/ |
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private $path; |
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/** |
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* @var bool |
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*/ |
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private $isRemoteFile; |
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/** |
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* @var null|resource |
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*/ |
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private $stream; |
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/** |
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* @var array |
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*/ |
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protected $allowedExtensions = []; |
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/** |
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* @param string $type |
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* @param string $filePath |
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*/ |
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public function __construct($filePath, $type = Attachment::TYPE_FILE) |
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{ |
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$this->path = $filePath; |
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// Local image is sent with a multipart request |
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$payload = []; |
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if ($this->isRemoteFile()) { |
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$payload = [ |
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'url' => $this->path, |
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]; |
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} |
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$this->validateExtension(); |
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parent::__construct($type, $payload); |
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} |
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/** |
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* @return string |
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*/ |
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public function getPath() |
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{ |
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return $this->path; |
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} |
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public function open() |
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{ |
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if ($this->stream) { |
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return; |
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} |
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if ($this->isRemoteFile()) { |
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throw new \RuntimeException('A remote file can not be open'); |
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} |
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if (!is_readable($this->path)) { |
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throw new \InvalidArgumentException(sprintf('The file "%s" should be readable', $this->path)); |
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} |
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$this->stream = fopen($this->path, 'r'); |
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if (!$this->stream) { |
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throw new \InvalidArgumentException(sprintf('Unable to open the media "%s"', $this->path)); |
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} |
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} |
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/** |
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* @return null|resource |
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*/ |
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public function getStream() |
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{ |
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$this->open(); |
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return $this->stream; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isRemoteFile() |
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{ |
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if (isset($this->isRemoteFile)) { |
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return $this->isRemoteFile; |
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} |
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return $this->isRemoteFile = preg_match('/^(https?|ftp):\/\/.*/', $this->path) === 1; |
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} |
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private function validateExtension() |
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{ |
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if (!empty($this->allowedExtensions) && !ExtensionChecker::check($this->path, $this->allowedExtensions)) { |
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throw new \InvalidArgumentException( |
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sprintf('"%s" this file has not an allowed extension. Only %s extensions are supported', $this->path, '["'. implode('", "', $this->allowedExtensions) .'"]') |
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); |
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} |
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} |
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} |
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tgallice /
fb-messenger-sdk
