PHP Classes

File: example/GoogleClient/io/Google_HttpRequest.php

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  Classes of Vivek Muthal   Viv OAuth IMAP   example/GoogleClient/io/Google_HttpRequest.php   Download  
File: example/GoogleClient/io/Google_HttpRequest.php
Role: Example script
Content type: text/plain
Description: Example script
Class: Viv OAuth IMAP
Access messages in IMAP server using OAuth token
Author: By
Last change: Update of example/GoogleClient/io/Google_HttpRequest.php
Date: 2 months ago
Size: 7,746 bytes
 

Contents

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<?php
/*
 * Copyright 2010 Google Inc.
 *
 * Licensed 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.
 */

/**
 * HTTP Request to be executed by apiIO classes. Upon execution, the
 * responseHttpCode, responseHeaders and responseBody will be filled in.
 *
 * @author Chris Chabot <chabotc@google.com>
 * @author Chirag Shah <chirags@google.com>
 *
 */
class Google_HttpRequest {
  const
USER_AGENT_SUFFIX = "google-api-php-client/0.6.5";
  private
$batchHeaders = array(
   
'Content-Type' => 'application/http',
   
'Content-Transfer-Encoding' => 'binary',
   
'MIME-Version' => '1.0',
   
'Content-Length' => ''
 
);

  protected
$url;
  protected
$requestMethod;
  protected
$requestHeaders;
  protected
$postBody;
  protected
$userAgent;

  protected
$responseHttpCode;
  protected
$responseHeaders;
  protected
$responseBody;
 
  public
$accessKey;

  public function
__construct($url, $method = 'GET', $headers = array(), $postBody = null) {
   
$this->setUrl($url);
   
$this->setRequestMethod($method);
   
$this->setRequestHeaders($headers);
   
$this->setPostBody($postBody);

    global
$apiConfig;
    if (empty(
$apiConfig['application_name'])) {
     
$this->userAgent = self::USER_AGENT_SUFFIX;
    } else {
     
$this->userAgent = $apiConfig['application_name'] . " " . self::USER_AGENT_SUFFIX;
    }
  }

 
/**
   * Misc function that returns the base url component of the $url
   * used by the OAuth signing class to calculate the base string
   * @return string The base url component of the $url.
   * @see http://oauth.net/core/1.0a/#anchor13
   */
 
public function getBaseUrl() {
    if (
$pos = strpos($this->url, '?')) {
      return
substr($this->url, 0, $pos);
    }
    return
$this->url;
  }

 
/**
   * Misc function that returns an array of the query parameters of the current
   * url used by the OAuth signing class to calculate the signature
   * @return array Query parameters in the query string.
   */
 
public function getQueryParams() {
    if (
$pos = strpos($this->url, '?')) {
     
$queryStr = substr($this->url, $pos + 1);
     
$params = array();
     
parse_str($queryStr, $params);
      return
$params;
    }
    return array();
  }

 
/**
   * @return string HTTP Response Code.
   */
 
public function getResponseHttpCode() {
    return (int)
$this->responseHttpCode;
  }

 
/**
   * @param int $responseHttpCode HTTP Response Code.
   */
 
public function setResponseHttpCode($responseHttpCode) {
   
$this->responseHttpCode = $responseHttpCode;
  }

 
/**
   * @return $responseHeaders (array) HTTP Response Headers.
   */
 
public function getResponseHeaders() {
    return
$this->responseHeaders;
  }

 
/**
   * @return string HTTP Response Body
   */
 
public function getResponseBody() {
    return
$this->responseBody;
  }

 
/**
   * @param array $headers The HTTP response headers
   * to be normalized.
   */
 
public function setResponseHeaders($headers) {
   
$headers = Google_Utils::normalize($headers);
    if (
$this->responseHeaders) {
     
$headers = array_merge($this->responseHeaders, $headers);
    }

   
$this->responseHeaders = $headers;
  }

 
/**
   * @param string $key
   * @return array|boolean Returns the requested HTTP header or
   * false if unavailable.
   */
 
public function getResponseHeader($key) {
    return isset(
$this->responseHeaders[$key])
        ?
$this->responseHeaders[$key]
        :
false;
  }

 
/**
   * @param string $responseBody The HTTP response body.
   */
 
public function setResponseBody($responseBody) {
   
$this->responseBody = $responseBody;
  }

 
/**
   * @return string $url The request URL.
   */

 
public function getUrl() {
    return
$this->url;
  }

 
/**
   * @return string $method HTTP Request Method.
   */
 
public function getRequestMethod() {
    return
$this->requestMethod;
  }

 
/**
   * @return array $headers HTTP Request Headers.
   */
 
public function getRequestHeaders() {
    return
$this->requestHeaders;
  }

 
/**
   * @param string $key
   * @return array|boolean Returns the requested HTTP header or
   * false if unavailable.
   */
 
public function getRequestHeader($key) {
    return isset(
$this->requestHeaders[$key])
        ?
$this->requestHeaders[$key]
        :
false;
  }

 
/**
   * @return string $postBody HTTP Request Body.
   */
 
public function getPostBody() {
    return
$this->postBody;
  }

 
/**
   * @param string $url the url to set
   */
 
public function setUrl($url) {
    if (
substr($url, 0, 4) == 'http') {
     
$this->url = $url;
    } else {
     
// Force the path become relative.
     
if (substr($url, 0, 1) !== '/') {
       
$url = '/' . $url;
      }
      global
$apiConfig;
     
$this->url = $apiConfig['basePath'] . $url;
    }
  }

 
/**
   * @param string $method Set he HTTP Method and normalize
   * it to upper-case, as required by HTTP.
   *
   */
 
public function setRequestMethod($method) {
   
$this->requestMethod = strtoupper($method);
  }

 
/**
   * @param array $headers The HTTP request headers
   * to be set and normalized.
   */
 
public function setRequestHeaders($headers) {
   
$headers = Google_Utils::normalize($headers);
    if (
$this->requestHeaders) {
     
$headers = array_merge($this->requestHeaders, $headers);
    }
   
$this->requestHeaders = $headers;
  }

 
/**
   * @param string $postBody the postBody to set
   */
 
public function setPostBody($postBody) {
   
$this->postBody = $postBody;
  }

 
/**
   * Set the User-Agent Header.
   * @param string $userAgent The User-Agent.
   */
 
public function setUserAgent($userAgent) {
   
$this->userAgent = $userAgent;
  }

 
/**
   * @return string The User-Agent.
   */
 
public function getUserAgent() {
    return
$this->userAgent;
  }

 
/**
   * Returns a cache key depending on if this was an OAuth signed request
   * in which case it will use the non-signed url and access key to make this
   * cache key unique per authenticated user, else use the plain request url
   * @return string The md5 hash of the request cache key.
   */
 
public function getCacheKey() {
   
$key = $this->getUrl();

    if (isset(
$this->accessKey)) {
     
$key .= $this->accessKey;
    }

    if (isset(
$this->requestHeaders['authorization'])) {
     
$key .= $this->requestHeaders['authorization'];
    }

    return
md5($key);
  }

  public function
getParsedCacheControl() {
   
$parsed = array();
   
$rawCacheControl = $this->getResponseHeader('cache-control');
    if (
$rawCacheControl) {
     
$rawCacheControl = str_replace(', ', '&', $rawCacheControl);
     
parse_str($rawCacheControl, $parsed);
    }

    return
$parsed;
  }

 
/**
   * @param string $id
   * @return string A string representation of the HTTP Request.
   */
 
public function toBatchString($id) {
   
$str = '';
    foreach(
$this->batchHeaders as $key => $val) {
     
$str .= $key . ': ' . $val . "\n";
    }

   
$str .= "Content-ID: $id\n";
   
$str .= "\n";

   
$path = parse_url($this->getUrl(), PHP_URL_PATH);
   
$str .= $this->getRequestMethod() . ' ' . $path . " HTTP/1.1\n";
    foreach(
$this->getRequestHeaders() as $key => $val) {
     
$str .= $key . ': ' . $val . "\n";
    }

    if (
$this->getPostBody()) {
     
$str .= "\n";
     
$str .= $this->getPostBody();
    }

    return
$str;
  }
}