3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
16 * http://www.gnu.org/copyleft/gpl.html
21 use Psr\Http\Message\StreamInterface
;
22 use GuzzleHttp\Psr7\StreamDecoratorTrait
;
25 * Callback-aware stream. Allows using a callback function to receive data in contexts where
26 * a PSR-7 stream is required. This was created so that GuzzleHttpRequest can support our
27 * "callback" option, for backward compatibility. Newer code that uses GuzzleHttpRequest
28 * should consider using the "sink" option instead.
30 * @private for use by GuzzleHttpRequest only
33 class MWCallbackStream
implements StreamInterface
{
34 use StreamDecoratorTrait
;
38 public function __construct( callable
$cb ) {
39 $this->stream
= GuzzleHttp\Psr7\
stream_for();
40 $this->callback
= $cb;
43 public function write( $string ) {
44 return call_user_func( $this->callback
, $this, $string );