Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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Buffer.php
001 <?php
002
003 namespace OAuth\OAuth2\Service;
004
005 use OAuth\OAuth2\Token\StdOAuth2Token;
006 use OAuth\Common\Http\Exception\TokenResponseException;
007 use OAuth\Common\Http\Uri\Uri;
008 use OAuth\Common\Consumer\CredentialsInterface;
009 use OAuth\Common\Http\Uri\UriInterface;
010 use OAuth\Common\Storage\TokenStorageInterface;
011 use OAuth\Common\Http\Client\ClientInterface;
012
013 /**
014 * Buffer API.
015 * @author Sumukh Sridhara <@sumukhsridhara>
016 * @link https://bufferapp.com/developers/api
017 */
018 class Buffer extends AbstractService
019 {
020 public function __construct(
021 CredentialsInterface $credentials,
022 ClientInterface $httpClient,
023 TokenStorageInterface $storage,
024 $scopes = array(),
025 UriInterface $baseApiUri = null
026 ) {
027 parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri);
028 if ($baseApiUri === null) {
029 $this->baseApiUri = new Uri('https://api.bufferapp.com/1/');
030 }
031 }
032
033 /**
034 * {@inheritdoc}
035 */
036 public function getAuthorizationEndpoint()
037 {
038 return new Uri('https://bufferapp.com/oauth2/authorize');
039 }
040
041 /**
042 * {@inheritdoc}
043 */
044 public function getAccessTokenEndpoint()
045 {
046 return new Uri('https://api.bufferapp.com/1/oauth2/token.json');
047 }
048
049 /**
050 * {@inheritdoc}
051 */
052 protected function getAuthorizationMethod()
053 {
054 return static::AUTHORIZATION_METHOD_QUERY_STRING;
055 }
056
057 /**
058 * {@inheritdoc}
059 */
060 public function getAuthorizationUri(array $additionalParameters = array())
061 {
062 $parameters = array_merge(
063 $additionalParameters,
064 array(
065 'client_id' => $this->credentials->getConsumerId(),
066 'redirect_uri' => $this->credentials->getCallbackUrl(),
067 'response_type' => 'code',
068 )
069 );
070
071 // Build the url
072 $url = clone $this->getAuthorizationEndpoint();
073 foreach ($parameters as $key => $val) {
074 $url->addToQuery($key, $val);
075 }
076
077 return $url;
078 }
079
080 /**
081 * {@inheritdoc}
082 */
083 public function requestRequestToken()
084 {
085 $responseBody = $this->httpClient->retrieveResponse(
086 $this->getRequestTokenEndpoint(),
087 array(
088 'client_key' => $this->credentials->getConsumerId(),
089 'redirect_uri' => $this->credentials->getCallbackUrl(),
090 'response_type' => 'code',
091 )
092 );
093
094 $code = $this->parseRequestTokenResponse($responseBody);
095
096 return $code;
097 }
098
099 protected function parseRequestTokenResponse($responseBody)
100 {
101 parse_str($responseBody, $data);
102
103 if (null === $data || !is_array($data)) {
104 throw new TokenResponseException('Unable to parse response.');
105 } elseif (!isset($data['code'])) {
106 throw new TokenResponseException('Error in retrieving code.');
107 }
108 return $data['code'];
109 }
110
111 public function requestAccessToken($code)
112 {
113 $bodyParams = array(
114 'client_id' => $this->credentials->getConsumerId(),
115 'client_secret' => $this->credentials->getConsumerSecret(),
116 'redirect_uri' => $this->credentials->getCallbackUrl(),
117 'code' => $code,
118 'grant_type' => 'authorization_code',
119 );
120
121 $responseBody = $this->httpClient->retrieveResponse(
122 $this->getAccessTokenEndpoint(),
123 $bodyParams,
124 $this->getExtraOAuthHeaders()
125 );
126 $token = $this->parseAccessTokenResponse($responseBody);
127 $this->storage->storeAccessToken($this->service(), $token);
128
129 return $token;
130 }
131
132 protected function parseAccessTokenResponse($responseBody)
133 {
134 $data = json_decode($responseBody, true);
135
136 if ($data === null || !is_array($data)) {
137 throw new TokenResponseException('Unable to parse response.');
138 } elseif (isset($data['error'])) {
139 throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
140 }
141
142 $token = new StdOAuth2Token();
143 $token->setAccessToken($data['access_token']);
144
145 $token->setEndOfLife(StdOAuth2Token::EOL_NEVER_EXPIRES);
146 unset($data['access_token']);
147 $token->setExtraParams($data);
148
149 return $token;
150 }
151 }
152