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Diffstat (limited to 'lib/php/src/transport/THttpClient.php')
| -rw-r--r-- | lib/php/src/transport/THttpClient.php | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/lib/php/src/transport/THttpClient.php b/lib/php/src/transport/THttpClient.php new file mode 100644 index 000000000..224d403b4 --- /dev/null +++ b/lib/php/src/transport/THttpClient.php @@ -0,0 +1,202 @@ +<?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 + */ + + +/** + * HTTP client for Thrift + * + * @package thrift.transport + */ +class THttpClient extends TTransport { + + /** + * The host to connect to + * + * @var string + */ + protected $host_; + + /** + * The port to connect on + * + * @var int + */ + protected $port_; + + /** + * The URI to request + * + * @var string + */ + protected $uri_; + + /** + * The scheme to use for the request, i.e. http, https + * + * @var string + */ + protected $scheme_; + + /** + * Buffer for the HTTP request data + * + * @var string + */ + protected $buf_; + + /** + * Input socket stream. + * + * @var resource + */ + protected $handle_; + + /** + * Read timeout + * + * @var float + */ + protected $timeout_; + + /** + * Make a new HTTP client. + * + * @param string $host + * @param int $port + * @param string $uri + */ + public function __construct($host, $port=80, $uri='', $scheme = 'http') { + if ((strlen($uri) > 0) && ($uri{0} != '/')) { + $uri = '/'.$uri; + } + $this->scheme_ = $scheme; + $this->host_ = $host; + $this->port_ = $port; + $this->uri_ = $uri; + $this->buf_ = ''; + $this->handle_ = null; + $this->timeout_ = null; + } + + /** + * Set read timeout + * + * @param float $timeout + */ + public function setTimeoutSecs($timeout) { + $this->timeout_ = $timeout; + } + + /** + * Whether this transport is open. + * + * @return boolean true if open + */ + public function isOpen() { + return true; + } + + /** + * Open the transport for reading/writing + * + * @throws TTransportException if cannot open + */ + public function open() {} + + /** + * Close the transport. + */ + public function close() { + if ($this->handle_) { + @fclose($this->handle_); + $this->handle_ = null; + } + } + + /** + * Read some data into the array. + * + * @param int $len How much to read + * @return string The data that has been read + * @throws TTransportException if cannot read any more data + */ + public function read($len) { + $data = @fread($this->handle_, $len); + if ($data === FALSE || $data === '') { + $md = stream_get_meta_data($this->handle_); + if ($md['timed_out']) { + throw new TTransportException('THttpClient: timed out reading '.$len.' bytes from '.$this->host_.':'.$this->port_.'/'.$this->uri_, TTransportException::TIMED_OUT); + } else { + throw new TTransportException('THttpClient: Could not read '.$len.' bytes from '.$this->host_.':'.$this->port_.'/'.$this->uri_, TTransportException::UNKNOWN); + } + } + return $data; + } + + /** + * Writes some data into the pending buffer + * + * @param string $buf The data to write + * @throws TTransportException if writing fails + */ + public function write($buf) { + $this->buf_ .= $buf; + } + + /** + * Opens and sends the actual request over the HTTP connection + * + * @throws TTransportException if a writing error occurs + */ + public function flush() { + // God, PHP really has some esoteric ways of doing simple things. + $host = $this->host_.($this->port_ != 80 ? ':'.$this->port_ : ''); + + $headers = array('Host: '.$host, + 'Accept: application/x-thrift', + 'User-Agent: PHP/THttpClient', + 'Content-Type: application/x-thrift', + 'Content-Length: '.strlen($this->buf_)); + + $options = array('method' => 'POST', + 'header' => implode("\r\n", $headers), + 'max_redirects' => 1, + 'content' => $this->buf_); + if ($this->timeout_ > 0) { + $options['timeout'] = $this->timeout_; + } + $this->buf_ = ''; + + $contextid = stream_context_create(array('http' => $options)); + $this->handle_ = @fopen($this->scheme_.'://'.$host.$this->uri_, 'r', false, $contextid); + + // Connect failed? + if ($this->handle_ === FALSE) { + $this->handle_ = null; + $error = 'THttpClient: Could not connect to '.$host.$this->uri_; + throw new TTransportException($error, TTransportException::NOT_OPEN); + } + } + +} + +?> |