<?php

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/*

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* Copyright 2010 Google Inc.

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*

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* Licensed under the Apache License, Version 2.0 (the "License");

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* you may not use this file except in compliance with the License.

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* You may obtain a copy of the License at

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*

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* http://www.apache.org/licenses/LICENSE-2.0

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*

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* Unless required by applicable law or agreed to in writing, software

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* distributed under the License is distributed on an "AS IS" BASIS,

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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

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* See the License for the specific language governing permissions and

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* limitations under the License.

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*/

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if (!class_exists('UDP_Google_Client')) {

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require_once dirname(__FILE__) . '/../autoload.php';

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}

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/**

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* Simple API access implementation. Can either be used to make requests

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* completely unauthenticated, or by using a Simple API Access developer

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* key.

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*/

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class Google_Auth_Simple extends Google_Auth_Abstract

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{

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private $client;

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public function __construct(UDP_Google_Client $client, $config = null)

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{

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$this->client = $client;

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}

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/**

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* Perform an authenticated / signed apiHttpRequest.

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* This function takes the apiHttpRequest, calls apiAuth->sign on it

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* (which can modify the request in what ever way fits the auth mechanism)

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* and then calls apiCurlIO::makeRequest on the signed request

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*

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* @param Google_Http_Request $request

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* @return Google_Http_Request The resulting HTTP response including the

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* responseHttpCode, responseHeaders and responseBody.

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*/

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public function authenticatedRequest(UDP_Google_Http_Request $request)

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{

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$request = $this->sign($request);

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return $this->io->makeRequest($request);

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}

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public function sign(UDP_Google_Http_Request $request)

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{

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$key = $this->client->getClassConfig($this, 'developer_key');

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if ($key) {

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$this->client->getLogger()->debug(

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'Simple API Access developer key authentication'

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);

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$request->setQueryParam('key', $key);

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}

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return $request;

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}

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}

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