diff options
Diffstat (limited to 'Postman/Postman-Mail/mailgun/vendor/php-http/multipart-stream-builder/src/MultipartStreamBuilder.php')
| -rw-r--r-- | Postman/Postman-Mail/mailgun/vendor/php-http/multipart-stream-builder/src/MultipartStreamBuilder.php | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/Postman/Postman-Mail/mailgun/vendor/php-http/multipart-stream-builder/src/MultipartStreamBuilder.php b/Postman/Postman-Mail/mailgun/vendor/php-http/multipart-stream-builder/src/MultipartStreamBuilder.php new file mode 100644 index 0000000..3421d73 --- /dev/null +++ b/Postman/Postman-Mail/mailgun/vendor/php-http/multipart-stream-builder/src/MultipartStreamBuilder.php @@ -0,0 +1,278 @@ +<?php + +namespace Http\Message\MultipartStream; + +use Http\Discovery\StreamFactoryDiscovery; +use Http\Message\StreamFactory; +use Psr\Http\Message\StreamInterface; + +/** + * Build your own Multipart stream. A Multipart stream is a collection of streams separated with a $bounary. This + * class helps you to create a Multipart stream with stream implementations from any PSR7 library. + * + * @author Michael Dowling and contributors to guzzlehttp/psr7 + * @author Tobias Nyholm <tobias.nyholm@gmail.com> + */ +class MultipartStreamBuilder +{ + /** + * @var StreamFactory + */ + private $streamFactory; + + /** + * @var MimetypeHelper + */ + private $mimetypeHelper; + + /** + * @var string + */ + private $boundary; + + /** + * @var array Element where each Element is an array with keys ['contents', 'headers', 'filename'] + */ + private $data = []; + + /** + * @param StreamFactory|null $streamFactory + */ + public function __construct(StreamFactory $streamFactory = null) + { + $this->streamFactory = $streamFactory ?: StreamFactoryDiscovery::find(); + } + + /** + * Add a resource to the Multipart Stream. + * + * @param string $name the formpost name + * @param string|resource|StreamInterface $resource + * @param array $options { + * + * @var array $headers additional headers ['header-name' => 'header-value'] + * @var string $filename + * } + * + * @return MultipartStreamBuilder + */ + public function addResource($name, $resource, array $options = []) + { + $stream = $this->streamFactory->createStream($resource); + + // validate options['headers'] exists + if (!isset($options['headers'])) { + $options['headers'] = []; + } + + // Try to add filename if it is missing + if (empty($options['filename'])) { + $options['filename'] = null; + $uri = $stream->getMetadata('uri'); + if (substr($uri, 0, 6) !== 'php://') { + $options['filename'] = $uri; + } + } + + $this->prepareHeaders($name, $stream, $options['filename'], $options['headers']); + $this->data[] = ['contents' => $stream, 'headers' => $options['headers'], 'filename' => $options['filename']]; + + return $this; + } + + /** + * Build the stream. + * + * @return StreamInterface + */ + public function build() + { + $streams = ''; + foreach ($this->data as $data) { + // Add start and headers + $streams .= "--{$this->getBoundary()}\r\n". + $this->getHeaders($data['headers'])."\r\n"; + + // Convert the stream to string + /* @var $contentStream StreamInterface */ + $contentStream = $data['contents']; + if ($contentStream->isSeekable()) { + $streams .= $contentStream->__toString(); + } else { + $streams .= $contentStream->getContents(); + } + + $streams .= "\r\n"; + } + + // Append end + $streams .= "--{$this->getBoundary()}--\r\n"; + + return $this->streamFactory->createStream($streams); + } + + /** + * Add extra headers if they are missing. + * + * @param string $name + * @param StreamInterface $stream + * @param string $filename + * @param array &$headers + */ + private function prepareHeaders($name, StreamInterface $stream, $filename, array &$headers) + { + $hasFilename = $filename === '0' || $filename; + + // Set a default content-disposition header if one was not provided + if (!$this->hasHeader($headers, 'content-disposition')) { + $headers['Content-Disposition'] = sprintf('form-data; name="%s"', $name); + if ($hasFilename) { + $headers['Content-Disposition'] .= sprintf('; filename="%s"', $this->basename($filename)); + } + } + + // Set a default content-length header if one was not provided + if (!$this->hasHeader($headers, 'content-length')) { + if ($length = $stream->getSize()) { + $headers['Content-Length'] = (string) $length; + } + } + + // Set a default Content-Type if one was not provided + if (!$this->hasHeader($headers, 'content-type') && $hasFilename) { + if ($type = $this->getMimetypeHelper()->getMimetypeFromFilename($filename)) { + $headers['Content-Type'] = $type; + } + } + } + + /** + * Get the headers formatted for the HTTP message. + * + * @param array $headers + * + * @return string + */ + private function getHeaders(array $headers) + { + $str = ''; + foreach ($headers as $key => $value) { + $str .= sprintf("%s: %s\r\n", $key, $value); + } + + return $str; + } + + /** + * Check if header exist. + * + * @param array $headers + * @param string $key case insensitive + * + * @return bool + */ + private function hasHeader(array $headers, $key) + { + $lowercaseHeader = strtolower($key); + foreach ($headers as $k => $v) { + if (strtolower($k) === $lowercaseHeader) { + return true; + } + } + + return false; + } + + /** + * Get the boundary that separates the streams. + * + * @return string + */ + public function getBoundary() + { + if ($this->boundary === null) { + $this->boundary = uniqid('', true); + } + + return $this->boundary; + } + + /** + * @param string $boundary + * + * @return MultipartStreamBuilder + */ + public function setBoundary($boundary) + { + $this->boundary = $boundary; + + return $this; + } + + /** + * @return MimetypeHelper + */ + private function getMimetypeHelper() + { + if ($this->mimetypeHelper === null) { + $this->mimetypeHelper = new ApacheMimetypeHelper(); + } + + return $this->mimetypeHelper; + } + + /** + * If you have custom file extension you may overwrite the default MimetypeHelper with your own. + * + * @param MimetypeHelper $mimetypeHelper + * + * @return MultipartStreamBuilder + */ + public function setMimetypeHelper(MimetypeHelper $mimetypeHelper) + { + $this->mimetypeHelper = $mimetypeHelper; + + return $this; + } + + /** + * Reset and clear all stored data. This allows you to use builder for a subsequent request. + * + * @return MultipartStreamBuilder + */ + public function reset() + { + $this->data = []; + $this->boundary = null; + + return $this; + } + + /** + * Gets the filename from a given path. + * + * PHP's basename() does not properly support streams or filenames beginning with a non-US-ASCII character. + * + * @author Drupal 8.2 + * + * @param string $path + * + * @return string + */ + private function basename($path) + { + $separators = '/'; + if (DIRECTORY_SEPARATOR != '/') { + // For Windows OS add special separator. + $separators .= DIRECTORY_SEPARATOR; + } + + // Remove right-most slashes when $path points to directory. + $path = rtrim($path, $separators); + + // Returns the trailing part of the $path starting after one of the directory separators. + $filename = preg_match('@[^'.preg_quote($separators, '@').']+$@', $path, $matches) ? $matches[0] : ''; + + return $filename; + } +} |