3 * StatusNet, the distributed open-source microblogging tool
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@status.net>
25 * @author Sarven Capadisli <csarven@status.net>
26 * @copyright 2008-2009 StatusNet, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
28 * @link http://status.net/
31 if (!defined('STATUSNET') && !defined('LACONICA')) {
40 * @author Evan Prodromou <evan@status.net>
41 * @author Sarven Capadisli <csarven@status.net>
42 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
43 * @link http://status.net/
45 class LoginAction extends Action
48 * Has there been an error?
53 * Is this a read-only action?
55 * @return boolean false
57 function isReadOnly($args)
67 * @return string title
69 function prepare($args)
71 parent::prepare($args);
73 // @todo this check should really be in index.php for all sensitive actions
74 $ssl = common_config('site', 'ssl');
75 if (empty($_SERVER['HTTPS']) && ($ssl == 'always' || $ssl == 'sometimes')) {
76 common_redirect(common_local_url('login'));
84 * Handle input, produce output
86 * Switches on request method; either shows the form or handles its input.
88 * @param array $args $_REQUEST data
92 function handle($args)
94 parent::handle($args);
96 if (common_is_real_login()) {
97 $this->clientError(_('Already logged in.'));
98 } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
101 common_ensure_session();
107 * Check the login data
109 * Determines if the login data is valid. If so, logs the user
110 * in, and redirects to the 'with friends' page, or to the stored
115 function checkLogin($user_id=null, $token=null)
117 // XXX: login throttle
119 $nickname = $this->trimmed('nickname');
120 $password = $this->arg('password');
122 $user = common_check_user($nickname, $password);
125 $this->showForm(_('Incorrect username or password.'));
130 if (!common_set_user($user)) {
131 $this->serverError(_('Error setting user. You are probably not authorized.'));
135 common_real_login(true);
137 if ($this->boolean('rememberme')) {
138 common_rememberme($user);
141 $url = common_get_returnto();
144 // We don't have to return to it again
145 common_set_returnto(null);
146 $url = common_inject_session($url);
148 $url = common_local_url('all',
153 common_redirect($url, 303);
157 * Store an error and show the page
159 * This used to show the whole page; now, it's just a wrapper
160 * that stores the error in an attribute.
162 * @param string $error error, if any.
166 function showForm($error=null)
168 $this->error = $error;
172 function showScripts()
174 parent::showScripts();
175 $this->autofocus('nickname');
181 * @return string title of the page
191 * Display a notice for how to use the page, or the
192 * error if it exists.
196 function showPageNotice()
199 $this->element('p', 'error', $this->error);
201 $instr = $this->getInstructions();
202 $output = common_markup_to_html($instr);
209 * Core of the display code
211 * Shows the login form.
215 function showContent()
217 $this->elementStart('form', array('method' => 'post',
218 'id' => 'form_login',
219 'class' => 'form_settings',
220 'action' => common_local_url('login')));
221 $this->elementStart('fieldset');
222 $this->element('legend', null, _('Login to site'));
223 $this->elementStart('ul', 'form_data');
224 $this->elementStart('li');
225 $this->input('nickname', _('Nickname'));
226 $this->elementEnd('li');
227 $this->elementStart('li');
228 $this->password('password', _('Password'));
229 $this->elementEnd('li');
230 $this->elementStart('li');
231 $this->checkbox('rememberme', _('Remember me'), false,
232 _('Automatically login in the future; ' .
233 'not for shared computers!'));
234 $this->elementEnd('li');
235 $this->elementEnd('ul');
236 $this->submit('submit', _('Login'));
237 $this->elementEnd('fieldset');
238 $this->elementEnd('form');
239 $this->elementStart('p');
240 $this->element('a', array('href' => common_local_url('recoverpassword')),
241 _('Lost or forgotten password?'));
242 $this->elementEnd('p');
246 * Instructions for using the form
248 * For "remembered" logins, we make the user re-login when they
249 * try to change settings. Different instructions for this case.
253 function getInstructions()
255 if (common_logged_in() && !common_is_real_login() &&
256 common_get_returnto()) {
257 // rememberme logins have to reauthenticate before
258 // changing any profile settings (cookie-stealing protection)
259 return _('For security reasons, please re-enter your ' .
260 'user name and password ' .
261 'before changing your settings.');
263 $prompt = _('Login with your username and password.');
264 if (!common_config('site', 'closed') && !common_config('site', 'inviteonly')) {
266 $prompt .= _('Don\'t have a username yet? ' .
267 '[Register](%%action.register%%) a new account.');
276 * Shows different login/register actions.
280 function showLocalNav()
282 $nav = new LoginGroupNav($this);