666 lines
18 KiB
PHP
666 lines
18 KiB
PHP
<?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.
|
|
*/
|
|
|
|
require_once 'Google/Auth/AssertionCredentials.php';
|
|
require_once 'Google/Cache/File.php';
|
|
require_once 'Google/Cache/Memcache.php';
|
|
require_once 'Google/Config.php';
|
|
require_once 'Google/Collection.php';
|
|
require_once 'Google/Exception.php';
|
|
require_once 'Google/IO/Curl.php';
|
|
require_once 'Google/IO/Stream.php';
|
|
require_once 'Google/Model.php';
|
|
require_once 'Google/Service.php';
|
|
require_once 'Google/Service/Resource.php';
|
|
|
|
/**
|
|
* The Google API Client
|
|
* http://code.google.com/p/google-api-php-client/
|
|
*
|
|
* @author Chris Chabot <chabotc@google.com>
|
|
* @author Chirag Shah <chirags@google.com>
|
|
*/
|
|
class Google_Client
|
|
{
|
|
const LIBVER = "1.0.6-beta";
|
|
const USER_AGENT_SUFFIX = "google-api-php-client/";
|
|
/**
|
|
* @var Google_Auth_Abstract $auth
|
|
*/
|
|
private $auth;
|
|
|
|
/**
|
|
* @var Google_IO_Abstract $io
|
|
*/
|
|
private $io;
|
|
|
|
/**
|
|
* @var Google_Cache_Abstract $cache
|
|
*/
|
|
private $cache;
|
|
|
|
/**
|
|
* @var Google_Config $config
|
|
*/
|
|
private $config;
|
|
|
|
/**
|
|
* @var boolean $deferExecution
|
|
*/
|
|
private $deferExecution = false;
|
|
|
|
/** @var array $scopes */
|
|
// Scopes requested by the client
|
|
protected $requestedScopes = array();
|
|
|
|
// definitions of services that are discovered.
|
|
protected $services = array();
|
|
|
|
// Used to track authenticated state, can't discover services after doing authenticate()
|
|
private $authenticated = false;
|
|
|
|
/**
|
|
* Construct the Google Client.
|
|
*
|
|
* @param $config Google_Config or string for the ini file to load
|
|
*/
|
|
public function __construct($config = null)
|
|
{
|
|
if (is_string($config) && strlen($config)) {
|
|
$config = new Google_Config($config);
|
|
} else if ( !($config instanceof Google_Config)) {
|
|
$config = new Google_Config();
|
|
|
|
if ($this->isAppEngine()) {
|
|
// Automatically use Memcache if we're in AppEngine.
|
|
$config->setCacheClass('Google_Cache_Memcache');
|
|
}
|
|
|
|
if (version_compare(phpversion(), "5.3.4", "<=") || $this->isAppEngine()) {
|
|
// Automatically disable compress.zlib, as currently unsupported.
|
|
$config->setClassConfig('Google_Http_Request', 'disable_gzip', true);
|
|
}
|
|
}
|
|
|
|
if ($config->getIoClass() == Google_Config::USE_AUTO_IO_SELECTION) {
|
|
if (function_exists('curl_version') && function_exists('curl_exec')) {
|
|
$config->setIoClass("Google_IO_Curl");
|
|
} else {
|
|
$config->setIoClass("Google_IO_Stream");
|
|
}
|
|
}
|
|
|
|
$this->config = $config;
|
|
}
|
|
|
|
/**
|
|
* Get a string containing the version of the library.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getLibraryVersion()
|
|
{
|
|
return self::LIBVER;
|
|
}
|
|
|
|
/**
|
|
* Attempt to exchange a code for an valid authentication token.
|
|
* Helper wrapped around the OAuth 2.0 implementation.
|
|
*
|
|
* @param $code string code from accounts.google.com
|
|
* @return string token
|
|
*/
|
|
public function authenticate($code)
|
|
{
|
|
$this->authenticated = true;
|
|
return $this->getAuth()->authenticate($code);
|
|
}
|
|
|
|
/**
|
|
* Set the auth config from the JSON string provided.
|
|
* This structure should match the file downloaded from
|
|
* the "Download JSON" button on in the Google Developer
|
|
* Console.
|
|
* @param string $json the configuration json
|
|
*/
|
|
public function setAuthConfig($json)
|
|
{
|
|
$data = json_decode($json);
|
|
$key = isset($data->installed) ? 'installed' : 'web';
|
|
if (!isset($data->$key)) {
|
|
throw new Google_Exception("Invalid client secret JSON file.");
|
|
}
|
|
$this->setClientId($data->$key->client_id);
|
|
$this->setClientSecret($data->$key->client_secret);
|
|
if (isset($data->$key->redirect_uris)) {
|
|
$this->setRedirectUri($data->$key->redirect_uris[0]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set the auth config from the JSON file in the path
|
|
* provided. This should match the file downloaded from
|
|
* the "Download JSON" button on in the Google Developer
|
|
* Console.
|
|
* @param string $file the file location of the client json
|
|
*/
|
|
public function setAuthConfigFile($file)
|
|
{
|
|
$this->setAuthConfig(file_get_contents($file));
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
* @visible For Testing
|
|
*/
|
|
public function prepareScopes()
|
|
{
|
|
if (empty($this->requestedScopes)) {
|
|
throw new Google_Auth_Exception("No scopes specified");
|
|
}
|
|
$scopes = implode(' ', $this->requestedScopes);
|
|
return $scopes;
|
|
}
|
|
|
|
/**
|
|
* Set the OAuth 2.0 access token using the string that resulted from calling createAuthUrl()
|
|
* or Google_Client#getAccessToken().
|
|
* @param string $accessToken JSON encoded string containing in the following format:
|
|
* {"access_token":"TOKEN", "refresh_token":"TOKEN", "token_type":"Bearer",
|
|
* "expires_in":3600, "id_token":"TOKEN", "created":1320790426}
|
|
*/
|
|
public function setAccessToken($accessToken)
|
|
{
|
|
if ($accessToken == 'null') {
|
|
$accessToken = null;
|
|
}
|
|
$this->getAuth()->setAccessToken($accessToken);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Set the authenticator object
|
|
* @param Google_Auth_Abstract $auth
|
|
*/
|
|
public function setAuth(Google_Auth_Abstract $auth)
|
|
{
|
|
$this->config->setAuthClass(get_class($auth));
|
|
$this->auth = $auth;
|
|
}
|
|
|
|
/**
|
|
* Set the IO object
|
|
* @param Google_Io_Abstract $auth
|
|
*/
|
|
public function setIo(Google_Io_Abstract $io)
|
|
{
|
|
$this->config->setIoClass(get_class($io));
|
|
$this->io = $io;
|
|
}
|
|
|
|
/**
|
|
* Set the Cache object
|
|
* @param Google_Cache_Abstract $auth
|
|
*/
|
|
public function setCache(Google_Cache_Abstract $cache)
|
|
{
|
|
$this->config->setCacheClass(get_class($cache));
|
|
$this->cache = $cache;
|
|
}
|
|
|
|
/**
|
|
* Construct the OAuth 2.0 authorization request URI.
|
|
* @return string
|
|
*/
|
|
public function createAuthUrl()
|
|
{
|
|
$scopes = $this->prepareScopes();
|
|
return $this->getAuth()->createAuthUrl($scopes);
|
|
}
|
|
|
|
/**
|
|
* Get the OAuth 2.0 access token.
|
|
* @return string $accessToken JSON encoded string in the following format:
|
|
* {"access_token":"TOKEN", "refresh_token":"TOKEN", "token_type":"Bearer",
|
|
* "expires_in":3600,"id_token":"TOKEN", "created":1320790426}
|
|
*/
|
|
public function getAccessToken()
|
|
{
|
|
$token = $this->getAuth()->getAccessToken();
|
|
// The response is json encoded, so could be the string null.
|
|
// It is arguable whether this check should be here or lower
|
|
// in the library.
|
|
return (null == $token || 'null' == $token || '[]' == $token) ? null : $token;
|
|
}
|
|
|
|
/**
|
|
* Get the OAuth 2.0 refresh token.
|
|
* @return string $refreshToken refresh token or null if not available
|
|
*/
|
|
public function getRefreshToken()
|
|
{
|
|
return $this->getAuth()->getRefreshToken();
|
|
}
|
|
|
|
/**
|
|
* Returns if the access_token is expired.
|
|
* @return bool Returns True if the access_token is expired.
|
|
*/
|
|
public function isAccessTokenExpired()
|
|
{
|
|
return $this->getAuth()->isAccessTokenExpired();
|
|
}
|
|
|
|
/**
|
|
* Set OAuth 2.0 "state" parameter to achieve per-request customization.
|
|
* @see http://tools.ietf.org/html/draft-ietf-oauth-v2-22#section-3.1.2.2
|
|
* @param string $state
|
|
*/
|
|
public function setState($state)
|
|
{
|
|
$this->getAuth()->setState($state);
|
|
}
|
|
|
|
/**
|
|
* @param string $accessType Possible values for access_type include:
|
|
* {@code "offline"} to request offline access from the user.
|
|
* {@code "online"} to request online access from the user.
|
|
*/
|
|
public function setAccessType($accessType)
|
|
{
|
|
$this->config->setAccessType($accessType);
|
|
}
|
|
|
|
/**
|
|
* @param string $approvalPrompt Possible values for approval_prompt include:
|
|
* {@code "force"} to force the approval UI to appear. (This is the default value)
|
|
* {@code "auto"} to request auto-approval when possible.
|
|
*/
|
|
public function setApprovalPrompt($approvalPrompt)
|
|
{
|
|
$this->config->setApprovalPrompt($approvalPrompt);
|
|
}
|
|
|
|
/**
|
|
* Set the login hint, email address or sub id.
|
|
* @param string $loginHint
|
|
*/
|
|
public function setLoginHint($loginHint)
|
|
{
|
|
$this->config->setLoginHint($loginHint);
|
|
}
|
|
|
|
/**
|
|
* Set the application name, this is included in the User-Agent HTTP header.
|
|
* @param string $applicationName
|
|
*/
|
|
public function setApplicationName($applicationName)
|
|
{
|
|
$this->config->setApplicationName($applicationName);
|
|
}
|
|
|
|
/**
|
|
* Set the OAuth 2.0 Client ID.
|
|
* @param string $clientId
|
|
*/
|
|
public function setClientId($clientId)
|
|
{
|
|
$this->config->setClientId($clientId);
|
|
}
|
|
|
|
/**
|
|
* Set the OAuth 2.0 Client Secret.
|
|
* @param string $clientSecret
|
|
*/
|
|
public function setClientSecret($clientSecret)
|
|
{
|
|
$this->config->setClientSecret($clientSecret);
|
|
}
|
|
|
|
/**
|
|
* Set the OAuth 2.0 Redirect URI.
|
|
* @param string $redirectUri
|
|
*/
|
|
public function setRedirectUri($redirectUri)
|
|
{
|
|
$this->config->setRedirectUri($redirectUri);
|
|
}
|
|
|
|
/**
|
|
* If 'plus.login' is included in the list of requested scopes, you can use
|
|
* this method to define types of app activities that your app will write.
|
|
* You can find a list of available types here:
|
|
* @link https://developers.google.com/+/api/moment-types
|
|
*
|
|
* @param array $requestVisibleActions Array of app activity types
|
|
*/
|
|
public function setRequestVisibleActions($requestVisibleActions)
|
|
{
|
|
if (is_array($requestVisibleActions)) {
|
|
$requestVisibleActions = join(" ", $requestVisibleActions);
|
|
}
|
|
$this->config->setRequestVisibleActions($requestVisibleActions);
|
|
}
|
|
|
|
/**
|
|
* Set the developer key to use, these are obtained through the API Console.
|
|
* @see http://code.google.com/apis/console-help/#generatingdevkeys
|
|
* @param string $developerKey
|
|
*/
|
|
public function setDeveloperKey($developerKey)
|
|
{
|
|
$this->config->setDeveloperKey($developerKey);
|
|
}
|
|
|
|
/**
|
|
* Set the hd (hosted domain) parameter streamlines the login process for
|
|
* Google Apps hosted accounts. By including the domain of the user, you
|
|
* restrict sign-in to accounts at that domain.
|
|
* @param $hd string - the domain to use.
|
|
*/
|
|
public function setHostedDomain($hd)
|
|
{
|
|
$this->config->setHostedDomain($hd);
|
|
}
|
|
|
|
/**
|
|
* Set the prompt hint. Valid values are none, consent and select_account.
|
|
* If no value is specified and the user has not previously authorized
|
|
* access, then the user is shown a consent screen.
|
|
* @param $prompt string
|
|
*/
|
|
public function setPrompt($prompt)
|
|
{
|
|
$this->config->setPrompt($prompt);
|
|
}
|
|
|
|
/**
|
|
* openid.realm is a parameter from the OpenID 2.0 protocol, not from OAuth
|
|
* 2.0. It is used in OpenID 2.0 requests to signify the URL-space for which
|
|
* an authentication request is valid.
|
|
* @param $realm string - the URL-space to use.
|
|
*/
|
|
public function setOpenidRealm($realm)
|
|
{
|
|
$this->config->setOpenidRealm($realm);
|
|
}
|
|
|
|
/**
|
|
* If this is provided with the value true, and the authorization request is
|
|
* granted, the authorization will include any previous authorizations
|
|
* granted to this user/application combination for other scopes.
|
|
* @param $include boolean - the URL-space to use.
|
|
*/
|
|
public function setIncludeGrantedScopes($include)
|
|
{
|
|
$this->config->setIncludeGrantedScopes($include);
|
|
}
|
|
|
|
/**
|
|
* Fetches a fresh OAuth 2.0 access token with the given refresh token.
|
|
* @param string $refreshToken
|
|
* @return void
|
|
*/
|
|
public function refreshToken($refreshToken)
|
|
{
|
|
return $this->getAuth()->refreshToken($refreshToken);
|
|
}
|
|
|
|
/**
|
|
* Revoke an OAuth2 access token or refresh token. This method will revoke the current access
|
|
* token, if a token isn't provided.
|
|
* @throws Google_Auth_Exception
|
|
* @param string|null $token The token (access token or a refresh token) that should be revoked.
|
|
* @return boolean Returns True if the revocation was successful, otherwise False.
|
|
*/
|
|
public function revokeToken($token = null)
|
|
{
|
|
return $this->getAuth()->revokeToken($token);
|
|
}
|
|
|
|
/**
|
|
* Verify an id_token. This method will verify the current id_token, if one
|
|
* isn't provided.
|
|
* @throws Google_Auth_Exception
|
|
* @param string|null $token The token (id_token) that should be verified.
|
|
* @return Google_Auth_LoginTicket Returns an apiLoginTicket if the verification was
|
|
* successful.
|
|
*/
|
|
public function verifyIdToken($token = null)
|
|
{
|
|
return $this->getAuth()->verifyIdToken($token);
|
|
}
|
|
|
|
/**
|
|
* Verify a JWT that was signed with your own certificates.
|
|
*
|
|
* @param $jwt the token
|
|
* @param $certs array of certificates
|
|
* @param $required_audience the expected consumer of the token
|
|
* @param [$issuer] the expected issues, defaults to Google
|
|
* @param [$max_expiry] the max lifetime of a token, defaults to MAX_TOKEN_LIFETIME_SECS
|
|
* @return token information if valid, false if not
|
|
*/
|
|
public function verifySignedJwt($id_token, $cert_location, $audience, $issuer, $max_expiry = null)
|
|
{
|
|
$auth = new Google_Auth_OAuth2($this);
|
|
$certs = $auth->retrieveCertsFromLocation($cert_location);
|
|
return $auth->verifySignedJwtWithCerts($id_token, $certs, $audience, $issuer, $max_expiry);
|
|
}
|
|
|
|
/**
|
|
* @param Google_Auth_AssertionCredentials $creds
|
|
* @return void
|
|
*/
|
|
public function setAssertionCredentials(Google_Auth_AssertionCredentials $creds)
|
|
{
|
|
$this->getAuth()->setAssertionCredentials($creds);
|
|
}
|
|
|
|
/**
|
|
* Set the scopes to be requested. Must be called before createAuthUrl().
|
|
* Will remove any previously configured scopes.
|
|
* @param array $scopes, ie: array('https://www.googleapis.com/auth/plus.login',
|
|
* 'https://www.googleapis.com/auth/moderator')
|
|
*/
|
|
public function setScopes($scopes)
|
|
{
|
|
$this->requestedScopes = array();
|
|
$this->addScope($scopes);
|
|
}
|
|
|
|
/**
|
|
* This functions adds a scope to be requested as part of the OAuth2.0 flow.
|
|
* Will append any scopes not previously requested to the scope parameter.
|
|
* A single string will be treated as a scope to request. An array of strings
|
|
* will each be appended.
|
|
* @param $scope_or_scopes string|array e.g. "profile"
|
|
*/
|
|
public function addScope($scope_or_scopes)
|
|
{
|
|
if (is_string($scope_or_scopes) && !in_array($scope_or_scopes, $this->requestedScopes)) {
|
|
$this->requestedScopes[] = $scope_or_scopes;
|
|
} else if (is_array($scope_or_scopes)) {
|
|
foreach ($scope_or_scopes as $scope) {
|
|
$this->addScope($scope);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the list of scopes requested by the client
|
|
* @return array the list of scopes
|
|
*
|
|
*/
|
|
public function getScopes()
|
|
{
|
|
return $this->requestedScopes;
|
|
}
|
|
|
|
/**
|
|
* Declare whether batch calls should be used. This may increase throughput
|
|
* by making multiple requests in one connection.
|
|
*
|
|
* @param boolean $useBatch True if the batch support should
|
|
* be enabled. Defaults to False.
|
|
*/
|
|
public function setUseBatch($useBatch)
|
|
{
|
|
// This is actually an alias for setDefer.
|
|
$this->setDefer($useBatch);
|
|
}
|
|
|
|
/**
|
|
* Declare whether making API calls should make the call immediately, or
|
|
* return a request which can be called with ->execute();
|
|
*
|
|
* @param boolean $defer True if calls should not be executed right away.
|
|
*/
|
|
public function setDefer($defer)
|
|
{
|
|
$this->deferExecution = $defer;
|
|
}
|
|
|
|
/**
|
|
* Helper method to execute deferred HTTP requests.
|
|
*
|
|
* @return object of the type of the expected class or array.
|
|
*/
|
|
public function execute($request)
|
|
{
|
|
if ($request instanceof Google_Http_Request) {
|
|
$request->setUserAgent(
|
|
$this->getApplicationName()
|
|
. " " . self::USER_AGENT_SUFFIX
|
|
. $this->getLibraryVersion()
|
|
);
|
|
if (!$this->getClassConfig("Google_Http_Request", "disable_gzip")) {
|
|
$request->enableGzip();
|
|
}
|
|
$request->maybeMoveParametersToBody();
|
|
return Google_Http_REST::execute($this, $request);
|
|
} else if ($request instanceof Google_Http_Batch) {
|
|
return $request->execute();
|
|
} else {
|
|
throw new Google_Exception("Do not know how to execute this type of object.");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Whether or not to return raw requests
|
|
* @return boolean
|
|
*/
|
|
public function shouldDefer()
|
|
{
|
|
return $this->deferExecution;
|
|
}
|
|
|
|
/**
|
|
* @return Google_Auth_Abstract Authentication implementation
|
|
*/
|
|
public function getAuth()
|
|
{
|
|
if (!isset($this->auth)) {
|
|
$class = $this->config->getAuthClass();
|
|
$this->auth = new $class($this);
|
|
}
|
|
return $this->auth;
|
|
}
|
|
|
|
/**
|
|
* @return Google_IO_Abstract IO implementation
|
|
*/
|
|
public function getIo()
|
|
{
|
|
if (!isset($this->io)) {
|
|
$class = $this->config->getIoClass();
|
|
$this->io = new $class($this);
|
|
}
|
|
return $this->io;
|
|
}
|
|
|
|
/**
|
|
* @return Google_Cache_Abstract Cache implementation
|
|
*/
|
|
public function getCache()
|
|
{
|
|
if (!isset($this->cache)) {
|
|
$class = $this->config->getCacheClass();
|
|
$this->cache = new $class($this);
|
|
}
|
|
return $this->cache;
|
|
}
|
|
|
|
/**
|
|
* Retrieve custom configuration for a specific class.
|
|
* @param $class string|object - class or instance of class to retrieve
|
|
* @param $key string optional - key to retrieve
|
|
*/
|
|
public function getClassConfig($class, $key = null)
|
|
{
|
|
if (!is_string($class)) {
|
|
$class = get_class($class);
|
|
}
|
|
return $this->config->getClassConfig($class, $key);
|
|
}
|
|
|
|
/**
|
|
* Set configuration specific to a given class.
|
|
* $config->setClassConfig('Google_Cache_File',
|
|
* array('directory' => '/tmp/cache'));
|
|
* @param $class The class name for the configuration
|
|
* @param $config string key or an array of configuration values
|
|
* @param $value optional - if $config is a key, the value
|
|
*
|
|
*/
|
|
public function setClassConfig($class, $config, $value = null)
|
|
{
|
|
if (!is_string($class)) {
|
|
$class = get_class($class);
|
|
}
|
|
return $this->config->setClassConfig($class, $config, $value);
|
|
|
|
}
|
|
|
|
/**
|
|
* @return string the base URL to use for calls to the APIs
|
|
*/
|
|
public function getBasePath()
|
|
{
|
|
return $this->config->getBasePath();
|
|
}
|
|
|
|
/**
|
|
* @return string the name of the application
|
|
*/
|
|
public function getApplicationName()
|
|
{
|
|
return $this->config->getApplicationName();
|
|
}
|
|
|
|
/**
|
|
* Are we running in Google AppEngine?
|
|
* return bool
|
|
*/
|
|
public function isAppEngine()
|
|
{
|
|
return (isset($_SERVER['SERVER_SOFTWARE']) &&
|
|
strpos($_SERVER['SERVER_SOFTWARE'], 'Google App Engine') !== false);
|
|
}
|
|
}
|