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<?php
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
* @package thrift.transport
*/
namespace Thrift\Transport;
use Thrift\Exception\TException;
use Thrift\Factory\TStringFuncFactory;
/**
* Php stream transport. Reads to and writes from the php standard streams
* php://input and php://output
*
* @package thrift.transport
*/
class TPhpStream extends TTransport
{
const MODE_R = 1;
const MODE_W = 2;
private $inStream_ = null;
private $outStream_ = null;
private $read_ = false;
private $write_ = false;
public function __construct($mode)
{
$this->read_ = $mode & self::MODE_R;
$this->write_ = $mode & self::MODE_W;
}
public function open()
{
if ($this->read_) {
$this->inStream_ = @fopen(self::inStreamName(), 'r');
if (!is_resource($this->inStream_)) {
throw new TException('TPhpStream: Could not open php://input');
}
}
if ($this->write_) {
$this->outStream_ = @fopen('php://output', 'w');
if (!is_resource($this->outStream_)) {
throw new TException('TPhpStream: Could not open php://output');
}
}
}
public function close()
{
if ($this->read_) {
@fclose($this->inStream_);
$this->inStream_ = null;
}
if ($this->write_) {
@fclose($this->outStream_);
$this->outStream_ = null;
}
}
public function isOpen()
{
return
(!$this->read_ || is_resource($this->inStream_)) &&
(!$this->write_ || is_resource($this->outStream_));
}
public function read($len)
{
$data = @fread($this->inStream_, $len);
if ($data === false || $data === '') {
throw new TException('TPhpStream: Could not read ' . $len . ' bytes');
}
return $data;
}
public function write($buf)
{
while (TStringFuncFactory::create()->strlen($buf) > 0) {
$got = @fwrite($this->outStream_, $buf);
if ($got === 0 || $got === false) {
throw new TException(
'TPhpStream: Could not write ' . TStringFuncFactory::create()->strlen($buf) . ' bytes'
);
}
$buf = TStringFuncFactory::create()->substr($buf, $got);
}
}
public function flush()
{
@fflush($this->outStream_);
}
private static function inStreamName()
{
if (php_sapi_name() == 'cli') {
return 'php://stdin';
}
return 'php://input';
}
}
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