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gauvainboiche
287
vendor/guzzlehttp/guzzle/src/Post/PostBody.php
vendored
Normal file
287
vendor/guzzlehttp/guzzle/src/Post/PostBody.php
vendored
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<?php
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namespace GuzzleHttp\Post;
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use GuzzleHttp\Message\RequestInterface;
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use GuzzleHttp\Stream\Exception\CannotAttachException;
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use GuzzleHttp\Stream\StreamInterface;
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use GuzzleHttp\Stream\Stream;
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use GuzzleHttp\Query;
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/**
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* Holds POST fields and files and creates a streaming body when read methods
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* are called on the object.
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*/
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class PostBody implements PostBodyInterface
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{
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/** @var StreamInterface */
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private $body;
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/** @var callable */
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private $aggregator;
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private $fields = [];
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/** @var PostFileInterface[] */
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private $files = [];
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private $forceMultipart = false;
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private $detached = false;
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/**
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* Applies request headers to a request based on the POST state
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*
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* @param RequestInterface $request Request to update
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*/
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public function applyRequestHeaders(RequestInterface $request)
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{
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if ($this->files || $this->forceMultipart) {
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$request->setHeader(
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'Content-Type',
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'multipart/form-data; boundary=' . $this->getBody()->getBoundary()
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);
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} elseif ($this->fields && !$request->hasHeader('Content-Type')) {
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$request->setHeader(
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'Content-Type',
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'application/x-www-form-urlencoded'
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);
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}
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if ($size = $this->getSize()) {
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$request->setHeader('Content-Length', $size);
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}
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}
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public function forceMultipartUpload($force)
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{
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$this->forceMultipart = $force;
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}
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public function setAggregator(callable $aggregator)
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{
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$this->aggregator = $aggregator;
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}
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public function setField($name, $value)
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{
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$this->fields[$name] = $value;
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$this->mutate();
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}
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public function replaceFields(array $fields)
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{
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$this->fields = $fields;
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$this->mutate();
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}
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public function getField($name)
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{
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return isset($this->fields[$name]) ? $this->fields[$name] : null;
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}
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public function removeField($name)
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{
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unset($this->fields[$name]);
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$this->mutate();
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}
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public function getFields($asString = false)
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{
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if (!$asString) {
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return $this->fields;
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}
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$query = new Query($this->fields);
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$query->setEncodingType(Query::RFC1738);
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$query->setAggregator($this->getAggregator());
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return (string) $query;
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}
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public function hasField($name)
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{
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return isset($this->fields[$name]);
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}
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public function getFile($name)
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{
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foreach ($this->files as $file) {
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if ($file->getName() == $name) {
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return $file;
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}
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}
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return null;
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}
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public function getFiles()
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{
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return $this->files;
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}
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public function addFile(PostFileInterface $file)
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{
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$this->files[] = $file;
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$this->mutate();
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}
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public function clearFiles()
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{
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$this->files = [];
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$this->mutate();
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}
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/**
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* Returns the numbers of fields + files
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*
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* @return int
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*/
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public function count()
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{
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return count($this->files) + count($this->fields);
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}
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public function __toString()
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{
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return (string) $this->getBody();
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}
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public function getContents($maxLength = -1)
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{
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return $this->getBody()->getContents();
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}
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public function close()
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{
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$this->detach();
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}
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public function detach()
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{
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$this->detached = true;
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$this->fields = $this->files = [];
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if ($this->body) {
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$this->body->close();
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$this->body = null;
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}
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}
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public function attach($stream)
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{
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throw new CannotAttachException();
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}
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public function eof()
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{
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return $this->getBody()->eof();
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}
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public function tell()
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{
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return $this->body ? $this->body->tell() : 0;
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}
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public function isSeekable()
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{
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return true;
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}
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public function isReadable()
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{
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return true;
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}
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public function isWritable()
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{
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return false;
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}
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public function getSize()
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{
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return $this->getBody()->getSize();
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}
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public function seek($offset, $whence = SEEK_SET)
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{
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return $this->getBody()->seek($offset, $whence);
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}
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public function read($length)
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{
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return $this->getBody()->read($length);
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}
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public function write($string)
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{
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return false;
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}
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public function getMetadata($key = null)
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{
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return $key ? null : [];
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}
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/**
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* Return a stream object that is built from the POST fields and files.
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*
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* If one has already been created, the previously created stream will be
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* returned.
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*/
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private function getBody()
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{
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if ($this->body) {
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return $this->body;
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} elseif ($this->files || $this->forceMultipart) {
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return $this->body = $this->createMultipart();
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} elseif ($this->fields) {
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return $this->body = $this->createUrlEncoded();
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} else {
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return $this->body = Stream::factory();
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}
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}
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/**
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* Get the aggregator used to join multi-valued field parameters
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*
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* @return callable
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*/
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final protected function getAggregator()
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{
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if (!$this->aggregator) {
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$this->aggregator = Query::phpAggregator();
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}
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return $this->aggregator;
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}
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/**
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* Creates a multipart/form-data body stream
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*
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* @return MultipartBody
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*/
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private function createMultipart()
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{
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// Flatten the nested query string values using the correct aggregator
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return new MultipartBody(
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call_user_func($this->getAggregator(), $this->fields),
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$this->files
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);
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}
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/**
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* Creates an application/x-www-form-urlencoded stream body
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*
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* @return StreamInterface
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*/
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private function createUrlEncoded()
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{
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return Stream::factory($this->getFields(true));
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}
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/**
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* Get rid of any cached data
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*/
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private function mutate()
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{
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$this->body = null;
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}
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}
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