/**
* Add a stream to the AppendStream
*
* @param puzzle_stream_StreamInterface $stream Stream to append. Must be readable.
*
* @throws InvalidArgumentException if the stream is not readable
*/
public function addStream(puzzle_stream_StreamInterface $stream)
{
if (!$stream->isReadable()) {
throw new InvalidArgumentException('Each stream must be readable');
}
// The stream is only seekable if all streams are seekable
if (!$stream->isSeekable()) {
$this->seekable = false;
}
$this->streams[] = $stream;
}
private function addExpectHeader(puzzle_message_RequestInterface $request, puzzle_stream_StreamInterface $body)
{
// Determine if the Expect header should be used
if ($request->hasHeader('Expect')) {
return;
}
$expect = $request->getConfig();
$expect = $expect['expect'];
// Return if disabled or if you're not using HTTP/1.1
if ($expect === false || $request->getProtocolVersion() !== '1.1') {
return;
}
// The expect header is unconditionally enabled
if ($expect === true) {
$request->setHeader('Expect', '100-Continue');
return;
}
// By default, send the expect header when the payload is > 1mb
if ($expect === null) {
$expect = 1048576;
}
// Always add if the body cannot be rewound, the size cannot be
// determined, or the size is greater than the cutoff threshold
$size = $body->getSize();
if ($size === null || $size >= (int) $expect || !$body->isSeekable()) {
$request->setHeader('Expect', '100-Continue');
}
}
public function tell()
{
return $this->body ? $this->body->tell() : 0;
}
/**
* Read a line from the stream up to the maximum allowed buffer length
*
* @param puzzle_stream_StreamInterface $stream Stream to read from
* @param int $maxLength Maximum buffer length
*
* @return string|bool
*/
public static function readline(puzzle_stream_StreamInterface $stream, $maxLength = null)
{
$buffer = '';
$size = 0;
while (!$stream->eof()) {
if (false === ($byte = $stream->read(1))) {
return $buffer;
}
$buffer .= $byte;
// Break when a new line is found or the max length - 1 is reached
if ($byte == PHP_EOL || ++$size == $maxLength - 1) {
break;
}
}
return $buffer;
}
public function stream_stat()
{
static $modeMap = array('r' => 33060, 'r+' => 33206, 'w' => 33188);
return array('dev' => 0, 'ino' => 0, 'mode' => $modeMap[$this->mode], 'nlink' => 0, 'uid' => 0, 'gid' => 0, 'rdev' => 0, 'size' => $this->stream->getSize() ? $this->stream->getSize() : 0, 'atime' => 0, 'mtime' => 0, 'ctime' => 0, 'blksize' => 0, 'blocks' => 0);
}
/**
* {@inheritdoc}
*/
public function flush()
{
return $this->_delegate->flush();
}