public function testRewindResetsToStartOfStream()
{
$this->tmpnam = tempnam(sys_get_temp_dir(), 'phly');
file_put_contents($this->tmpnam, 'FOO BAR');
$resource = fopen($this->tmpnam, 'wb+');
$stream = new Stream($resource);
$this->assertTrue($stream->seek(2));
$stream->rewind();
$this->assertEquals(0, $stream->tell());
}
/**
* Split the stream into headers and body content.
*
* Returns an array containing two elements
*
* - The first is an array of headers
* - The second is a StreamInterface containing the body content
*
* @param StreamInterface $stream
* @return array
* @throws UnexpectedValueException For invalid headers.
*/
protected static function splitStream(StreamInterface $stream)
{
$headers = [];
$currentHeader = false;
while ($line = self::getLine($stream)) {
if (preg_match(';^(?P<name>[!#$%&\'*+.^_`\\|~0-9a-zA-Z-]+):(?P<value>.*)$;', $line, $matches)) {
$currentHeader = $matches['name'];
if (!isset($headers[$currentHeader])) {
$headers[$currentHeader] = [];
}
$headers[$currentHeader][] = ltrim($matches['value']);
continue;
}
if (!$currentHeader) {
throw new UnexpectedValueException('Invalid header detected');
}
if (!preg_match('#^[ \\t]#', $line)) {
throw new UnexpectedValueException('Invalid header continuation');
}
// Append continuation to last header value found
$value = array_pop($headers[$currentHeader]);
$headers[$currentHeader][] = $value . ltrim($line);
}
$body = new Stream('php://temp', 'wb+');
if (!$stream->eof()) {
while ($data = $stream->read(4096)) {
$body->write($data);
}
$body->rewind();
}
return [$headers, $body];
}
