3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008, 2009, StatusNet, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
22 require_once INSTALLDIR . '/lib/oauthstore.php';
24 class ApiStatusNetOAuthDataStore extends StatusNetOAuthDataStore
26 function lookup_consumer($consumerKey)
28 $con = Consumer::staticGet('consumer_key', $consumerKey);
32 // Create an anon consumer and anon application if one
33 // doesn't exist already
34 if ($consumerKey == 'anonymous') {
36 common_debug("API OAuth - creating anonymous consumer");
37 $con = new Consumer();
38 $con->consumer_key = $consumerKey;
39 $con->consumer_secret = $consumerKey;
40 $con->created = common_sql_now();
42 $result = $con->insert();
44 // TRANS: Server error displayed when trying to create an anynymous OAuth consumer.
45 $this->serverError(_('Could not create anonymous consumer.'));
48 $app = Oauth_application::getByConsumerKey('anonymous');
51 common_debug("API OAuth - creating anonymous application");
52 $app = new OAuth_application();
53 $app->owner = 1; // XXX: What to do here?
54 $app->consumer_key = $con->consumer_key;
55 $app->name = 'anonymous';
56 $app->icon = 'default-avatar-stream.png'; // XXX: Fix this!
57 $app->description = "An anonymous application";
58 // XXX: allow the user to set the access type when
59 // authorizing? Currently we default to r+w for anonymous
60 // OAuth client applications
61 $app->access_type = 3; // read + write
62 $app->type = 2; // desktop
63 $app->created = common_sql_now();
68 // TRANS: Server error displayed when trying to create an anynymous OAuth application.
69 $this->serverError(_("Could not create anonymous OAuth application."));
77 return new OAuthConsumer(
83 function getAppByRequestToken($token_key)
85 // Look up the full req token
86 $req_token = $this->lookup_token(
92 if (empty($req_token)) {
93 common_debug("couldn't get request token from oauth datastore");
97 // Look up the full Token
99 $token->tok = $req_token->key;
100 $result = $token->find(true);
102 if (empty($result)) {
103 common_debug('Couldn\'t find req token in the token table.');
108 $app = new Oauth_application();
109 $app->consumer_key = $token->consumer_key;
110 $result = $app->find(true);
112 if (!empty($result)) {
115 common_debug("Couldn't find the app!");
120 function new_access_token($token, $consumer, $verifier)
124 "New access token from request token %s, consumer %s and verifier %s ",
134 $rt->consumer_key = $consumer->key;
135 $rt->tok = $token->key;
136 $rt->type = 0; // request
138 $app = Oauth_application::getByConsumerKey($consumer->key);
139 assert(!empty($app));
141 if ($rt->find(true) && $rt->state == 1 && $rt->verifier == $verifier) { // authorized
143 common_debug('Request token found.', __FILE__);
145 // find the app and profile associated with this token
146 $tokenAssoc = Oauth_token_association::staticGet('token', $rt->tok);
150 // TRANS: Exception thrown when no token association could be found.
151 _('Could not find a profile and application associated with the request token.')
155 // Check to see if we have previously issued an access token for
156 // this application and profile; if so we can just return the
157 // existing access token. That seems to be the best practice. It
158 // makes it so users only have to authorize the app once per
161 $appUser = new Oauth_application_user();
163 $appUser->application_id = $app->id;
164 $appUser->profile_id = $tokenAssoc->profile_id;
166 $result = $appUser->find(true);
168 if (!empty($result)) {
172 "Existing access token found for application %s, profile %s.",
174 $tokenAssoc->profile_id
180 // Special case: we used to store request tokens in the
181 // Oauth_application_user record, and the access_type would
182 // always be 0 (no access) as a failsafe until an access
183 // token was issued and replaced the request token. There could
184 // be a few old Oauth_application_user records storing request
185 // tokens still around, and we don't want to accidentally
186 // return a useless request token instead of a new access
187 // token. So if we find one, we generate a new access token
188 // and update the existing Oauth_application_user record before
189 // returning the new access token. This should be rare.
191 if ($appUser->access_type == 0) {
193 $at = $this->generateNewAccessToken($consumer, $rt, $verifier);
194 $this->updateAppUser($appUser, $app, $at);
200 // fetch the full access token
201 $at->consumer_key = $consumer->key;
202 $at->tok = $appUser->token;
204 $result = $at->find(true);
208 // TRANS: Exception thrown when no access token can be issued.
209 _('Could not issue access token.')
214 // Yay, we can re-issue the access token
215 return new OAuthToken($at->tok, $at->secret);
221 "Creating new access token for application %s, profile %s.",
223 $tokenAssoc->profile_id
227 $at = $this->generateNewAccessToken($consumer, $rt, $verifier);
228 $this->newAppUser($tokenAssoc, $app, $at);
231 return new OAuthToken($at->tok, $at->secret);
236 // the token was not authorized or not verfied
240 "API OAuth - Attempt to exchange unauthorized or unverified request token %s for an access token.",
249 * Generate a new access token and save it to the database
251 * @param Consumer $consumer the OAuth consumer
252 * @param Token $rt the authorized request token
253 * @param string $verifier the OAuth 1.0a verifier
257 * @return Token $at the new access token
259 private function generateNewAccessToken($consumer, $rt, $verifier)
263 $at->consumer_key = $consumer->key;
264 $at->tok = common_good_rand(16);
265 $at->secret = common_good_rand(16);
266 $at->type = 1; // access
267 $at->verifier = $verifier;
268 $at->verified_callback = $rt->verified_callback; // 1.0a
269 $at->created = common_sql_now();
271 if (!$at->insert()) {
272 $e = $at->_lastError;
273 common_debug('access token "' . $at->tok . '" not inserted: "' . $e->message . '"', __FILE__);
276 common_debug('access token "' . $at->tok . '" inserted', __FILE__);
278 $orig_rt = clone($rt);
279 $rt->state = 2; // used
280 if (!$rt->update($orig_rt)) {
283 common_debug('request token "' . $rt->tok . '" updated', __FILE__);
290 * Add a new app user (Oauth_application_user) record
292 * @param Oauth_token_association $tokenAssoc token-to-app association
293 * @param Oauth_application $app the OAuth client app
294 * @param Token $at the access token
300 private function newAppUser($tokenAssoc, $app, $at)
302 $appUser = new Oauth_application_user();
304 $appUser->profile_id = $tokenAssoc->profile_id;
305 $appUser->application_id = $app->id;
306 $appUser->access_type = $app->access_type;
307 $appUser->token = $at->tok;
308 $appUser->created = common_sql_now();
310 $result = $appUser->insert();
313 common_log_db_error($appUser, 'INSERT', __FILE__);
315 // TRANS: Server error displayed when a database error occurs.
317 _('Database error inserting OAuth application user.')
323 * Update an existing app user (Oauth_application_user) record
325 * @param Oauth_application_user $appUser existing app user rec
326 * @param Oauth_application $app the OAuth client app
327 * @param Token $at the access token
333 private function updateAppUser($appUser, $app, $at)
335 $original = clone($appUser);
336 $appUser->access_type = $app->access_type;
337 $appUser->token = $at->tok;
339 $result = $appUser->update($original);
342 common_log_db_error($appUser, 'UPDATE', __FILE__);
343 // TRANS: Server error displayed when a database error occurs.
345 _('Database error updating OAuth application user.')
351 * Revoke specified access token
353 * Revokes the token specified by $token_key.
354 * Throws exceptions in case of error.
356 * @param string $token_key the token to be revoked
357 * @param int $type type of token (0 = req, 1 = access)
363 public function revoke_token($token_key, $type = 0) {
365 $rt->tok = $token_key;
369 if (!$rt->find(true)) {
370 // TRANS: Exception thrown when an attempt is made to revoke an unknown token.
371 throw new Exception(_('Tried to revoke unknown token.'));
374 if (!$rt->delete()) {
375 // TRANS: Exception thrown when an attempt is made to remove a revoked token.
376 throw new Exception(_('Failed to delete revoked token.'));
381 * Create a new request token. Overrided to support OAuth 1.0a callback
383 * @param OAuthConsumer $consumer the OAuth Consumer for this token
384 * @param string $callback the verified OAuth callback URL
386 * @return OAuthToken $token a new unauthorized OAuth request token
388 function new_request_token($consumer, $callback)
391 $t->consumer_key = $consumer->key;
392 $t->tok = common_good_rand(16);
393 $t->secret = common_good_rand(16);
394 $t->type = 0; // request
395 $t->state = 0; // unauthorized
396 $t->verified_callback = $callback;
398 if ($callback === 'oob') {
400 $t->verifier = mt_rand(0, 9999999);
402 $t->verifier = common_good_rand(8);
405 $t->created = DB_DataObject_Cast::dateTime();
409 return new OAuthToken($t->tok, $t->secret);