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[quix0rs-gnu-social.git] / actions / register.php
1 <?php
2 /**
3  * StatusNet, the distributed open-source microblogging tool
4  *
5  * Register a new user account
6  *
7  * PHP version 5
8  *
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.
13  *
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.
18  *
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/>.
21  *
22  * @category  Login
23  * @package   StatusNet
24  * @author    Evan Prodromou <evan@status.net>
25  * @copyright 2008-2009 StatusNet, Inc.
26  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27  * @link      http://status.net/
28  */
29
30 if (!defined('STATUSNET') && !defined('LACONICA')) {
31     exit(1);
32 }
33
34 /**
35  * An action for registering a new user account
36  *
37  * @category Login
38  * @package  StatusNet
39  * @author   Evan Prodromou <evan@status.net>
40  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
41  * @link     http://status.net/
42  */
43
44 class RegisterAction extends Action
45 {
46     /**
47      * Has there been an error?
48      */
49
50     var $error = null;
51
52     /**
53      * Have we registered?
54      */
55
56     var $registered = false;
57
58     /**
59      * Prepare page to run
60      *
61      *
62      * @param $args
63      * @return string title
64      */
65
66     function prepare($args)
67     {
68         parent::prepare($args);
69         $this->code = $this->trimmed('code');
70
71         if (empty($this->code)) {
72             common_ensure_session();
73             if (array_key_exists('invitecode', $_SESSION)) {
74                 $this->code = $_SESSION['invitecode'];
75             }
76         }
77
78         if (common_config('site', 'inviteonly') && empty($this->code)) {
79             $this->clientError(_('Sorry, only invited people can register.'));
80             return false;
81         }
82
83         if (!empty($this->code)) {
84             $this->invite = Invitation::staticGet('code', $this->code);
85             if (empty($this->invite)) {
86                 $this->clientError(_('Sorry, invalid invitation code.'));
87                 return false;
88             }
89             // Store this in case we need it
90             common_ensure_session();
91             $_SESSION['invitecode'] = $this->code;
92         }
93
94         return true;
95     }
96
97     /**
98      * Title of the page
99      *
100      * @return string title
101      */
102
103     function title()
104     {
105         if ($this->registered) {
106             return _('Registration successful');
107         } else {
108             return _('Register');
109         }
110     }
111
112     /**
113      * Handle input, produce output
114      *
115      * Switches on request method; either shows the form or handles its input.
116      *
117      * Checks if registration is closed and shows an error if so.
118      *
119      * Checks if only OpenID is allowed and redirects to openidlogin if so.
120      *
121      * @param array $args $_REQUEST data
122      *
123      * @return void
124      */
125
126     function handle($args)
127     {
128         parent::handle($args);
129
130         if (common_config('site', 'closed')) {
131             $this->clientError(_('Registration not allowed.'));
132         } else if (common_config('site', 'openidonly')) {
133             common_redirect(common_local_url('openidlogin'));
134         } else if (common_logged_in()) {
135             $this->clientError(_('Already logged in.'));
136         } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
137             $this->tryRegister();
138         } else {
139             $this->showForm();
140         }
141     }
142
143     /**
144      * Try to register a user
145      *
146      * Validates the input and tries to save a new user and profile
147      * record. On success, shows an instructions page.
148      *
149      * @return void
150      */
151
152     function tryRegister()
153     {
154         if (Event::handle('StartRegistrationTry', array($this))) {
155             $token = $this->trimmed('token');
156             if (!$token || $token != common_session_token()) {
157                 $this->showForm(_('There was a problem with your session token. '.
158                                   'Try again, please.'));
159                 return;
160             }
161
162             $nickname = $this->trimmed('nickname');
163             $email    = $this->trimmed('email');
164             $fullname = $this->trimmed('fullname');
165             $homepage = $this->trimmed('homepage');
166             $bio      = $this->trimmed('bio');
167             $location = $this->trimmed('location');
168
169             // We don't trim these... whitespace is OK in a password!
170             $password = $this->arg('password');
171             $confirm  = $this->arg('confirm');
172
173             // invitation code, if any
174             $code = $this->trimmed('code');
175
176             if ($code) {
177                 $invite = Invitation::staticGet($code);
178             }
179
180             if (common_config('site', 'inviteonly') && !($code && $invite)) {
181                 $this->clientError(_('Sorry, only invited people can register.'));
182                 return;
183             }
184
185             // Input scrubbing
186             $nickname = common_canonical_nickname($nickname);
187             $email    = common_canonical_email($email);
188
189             if (!$this->boolean('license')) {
190                 $this->showForm(_('You can\'t register if you don\'t '.
191                                   'agree to the license.'));
192             } else if ($email && !Validate::email($email, true)) {
193                 $this->showForm(_('Not a valid email address.'));
194             } else if (!Validate::string($nickname, array('min_length' => 1,
195                                                           'max_length' => 64,
196                                                           'format' => NICKNAME_FMT))) {
197                 $this->showForm(_('Nickname must have only lowercase letters '.
198                                   'and numbers and no spaces.'));
199             } else if ($this->nicknameExists($nickname)) {
200                 $this->showForm(_('Nickname already in use. Try another one.'));
201             } else if (!User::allowed_nickname($nickname)) {
202                 $this->showForm(_('Not a valid nickname.'));
203             } else if ($this->emailExists($email)) {
204                 $this->showForm(_('Email address already exists.'));
205             } else if (!is_null($homepage) && (strlen($homepage) > 0) &&
206                        !Validate::uri($homepage,
207                                       array('allowed_schemes' =>
208                                             array('http', 'https')))) {
209                 $this->showForm(_('Homepage is not a valid URL.'));
210                 return;
211             } else if (!is_null($fullname) && mb_strlen($fullname) > 255) {
212                 $this->showForm(_('Full name is too long (max 255 chars).'));
213                 return;
214             } else if (!is_null($bio) && mb_strlen($bio) > 140) {
215                 $this->showForm(_('Bio is too long (max 140 chars).'));
216                 return;
217             } else if (!is_null($location) && mb_strlen($location) > 255) {
218                 $this->showForm(_('Location is too long (max 255 chars).'));
219                 return;
220             } else if (strlen($password) < 6) {
221                 $this->showForm(_('Password must be 6 or more characters.'));
222                 return;
223             } else if ($password != $confirm) {
224                 $this->showForm(_('Passwords don\'t match.'));
225             } else if ($user = User::register(array('nickname' => $nickname,
226                                                     'password' => $password,
227                                                     'email' => $email,
228                                                     'fullname' => $fullname,
229                                                     'homepage' => $homepage,
230                                                     'bio' => $bio,
231                                                     'location' => $location,
232                                                     'code' => $code))) {
233                 if (!$user) {
234                     $this->showForm(_('Invalid username or password.'));
235                     return;
236                 }
237                 // success!
238                 if (!common_set_user($user)) {
239                     $this->serverError(_('Error setting user.'));
240                     return;
241                 }
242                 // this is a real login
243                 common_real_login(true);
244                 if ($this->boolean('rememberme')) {
245                     common_debug('Adding rememberme cookie for ' . $nickname);
246                     common_rememberme($user);
247                 }
248
249                 Event::handle('EndRegistrationTry', array($this));
250
251                 // Re-init language env in case it changed (not yet, but soon)
252                 common_init_language();
253                 $this->showSuccess();
254             } else {
255                 $this->showForm(_('Invalid username or password.'));
256             }
257         }
258     }
259
260     /**
261      * Does the given nickname already exist?
262      *
263      * Checks a canonical nickname against the database.
264      *
265      * @param string $nickname nickname to check
266      *
267      * @return boolean true if the nickname already exists
268      */
269
270     function nicknameExists($nickname)
271     {
272         $user = User::staticGet('nickname', $nickname);
273         return ($user !== false);
274     }
275
276     /**
277      * Does the given email address already exist?
278      *
279      * Checks a canonical email address against the database.
280      *
281      * @param string $email email address to check
282      *
283      * @return boolean true if the address already exists
284      */
285
286     function emailExists($email)
287     {
288         $email = common_canonical_email($email);
289         if (!$email || strlen($email) == 0) {
290             return false;
291         }
292         $user = User::staticGet('email', $email);
293         return ($user !== false);
294     }
295
296     // overrrided to add entry-title class
297     function showPageTitle() {
298         if (Event::handle('StartShowPageTitle', array($this))) {
299             $this->element('h1', array('class' => 'entry-title'), $this->title());
300         }
301     }
302
303     // overrided to add hentry, and content-inner class
304     function showContentBlock()
305     {
306         $this->elementStart('div', array('id' => 'content', 'class' => 'hentry'));
307         $this->showPageTitle();
308         $this->showPageNoticeBlock();
309         $this->elementStart('div', array('id' => 'content_inner',
310                                          'class' => 'entry-content'));
311         // show the actual content (forms, lists, whatever)
312         $this->showContent();
313         $this->elementEnd('div');
314         $this->elementEnd('div');
315     }
316
317     /**
318      * Instructions or a notice for the page
319      *
320      * Shows the error, if any, or instructions for registration.
321      *
322      * @return void
323      */
324
325     function showPageNotice()
326     {
327         if ($this->registered) {
328             return;
329         } else if ($this->error) {
330             $this->element('p', 'error', $this->error);
331         } else {
332             if (common_config('openid', 'enabled')) {
333                 $instr =
334                   common_markup_to_html(_('With this form you can create '.
335                                           ' a new account. ' .
336                                           'You can then post notices and '.
337                                           'link up to friends and colleagues. '.
338                                           '(Have an [OpenID](http://openid.net/)? ' .
339                                           'Try our [OpenID registration]'.
340                                           '(%%action.openidlogin%%)!)'));
341             } else {
342                 $instr =
343                   common_markup_to_html(_('With this form you can create '.
344                                           ' a new account. ' .
345                                           'You can then post notices and '.
346                                           'link up to friends and colleagues.'));
347             }
348
349             $this->elementStart('div', 'instructions');
350             $this->raw($instr);
351             $this->elementEnd('div');
352         }
353     }
354
355     /**
356      * Wrapper for showing a page
357      *
358      * Stores an error and shows the page
359      *
360      * @param string $error Error, if any
361      *
362      * @return void
363      */
364
365     function showForm($error=null)
366     {
367         $this->error = $error;
368         $this->showPage();
369     }
370
371     /**
372      * Show the page content
373      *
374      * Either shows the registration form or, if registration was successful,
375      * instructions for using the site.
376      *
377      * @return void
378      */
379
380     function showContent()
381     {
382         if ($this->registered) {
383             $this->showSuccessContent();
384         } else {
385             $this->showFormContent();
386         }
387     }
388
389     /**
390      * Show the registration form
391      *
392      * @return void
393      */
394
395     function showFormContent()
396     {
397         $code = $this->trimmed('code');
398
399         $invite = null;
400
401         if ($code) {
402             $invite = Invitation::staticGet($code);
403         }
404
405         if (common_config('site', 'inviteonly') && !($code && $invite)) {
406             $this->clientError(_('Sorry, only invited people can register.'));
407             return;
408         }
409
410         $this->elementStart('form', array('method' => 'post',
411                                           'id' => 'form_register',
412                                           'class' => 'form_settings',
413                                           'action' => common_local_url('register')));
414         $this->elementStart('fieldset');
415         $this->element('legend', null, 'Account settings');
416         $this->hidden('token', common_session_token());
417
418         if ($this->code) {
419             $this->hidden('code', $this->code);
420         }
421
422         $this->elementStart('ul', 'form_data');
423         if (Event::handle('StartRegistrationFormData', array($this))) {
424             $this->elementStart('li');
425             $this->input('nickname', _('Nickname'), $this->trimmed('nickname'),
426                          _('1-64 lowercase letters or numbers, '.
427                            'no punctuation or spaces. Required.'));
428             $this->elementEnd('li');
429             $this->elementStart('li');
430             $this->password('password', _('Password'),
431                             _('6 or more characters. Required.'));
432             $this->elementEnd('li');
433             $this->elementStart('li');
434             $this->password('confirm', _('Confirm'),
435                             _('Same as password above. Required.'));
436             $this->elementEnd('li');
437             $this->elementStart('li');
438             if ($this->invite && $this->invite->address_type == 'email') {
439                 $this->input('email', _('Email'), $this->invite->address,
440                              _('Used only for updates, announcements, '.
441                                'and password recovery'));
442             } else {
443                 $this->input('email', _('Email'), $this->trimmed('email'),
444                              _('Used only for updates, announcements, '.
445                                'and password recovery'));
446             }
447             $this->elementEnd('li');
448             $this->elementStart('li');
449             $this->input('fullname', _('Full name'),
450                          $this->trimmed('fullname'),
451                          _('Longer name, preferably your "real" name'));
452             $this->elementEnd('li');
453             $this->elementStart('li');
454             $this->input('homepage', _('Homepage'),
455                          $this->trimmed('homepage'),
456                          _('URL of your homepage, blog, '.
457                            'or profile on another site'));
458             $this->elementEnd('li');
459             $this->elementStart('li');
460             $this->textarea('bio', _('Bio'),
461                             $this->trimmed('bio'),
462                             _('Describe yourself and your '.
463                               'interests in 140 chars'));
464             $this->elementEnd('li');
465             $this->elementStart('li');
466             $this->input('location', _('Location'),
467                          $this->trimmed('location'),
468                          _('Where you are, like "City, '.
469                            'State (or Region), Country"'));
470             $this->elementEnd('li');
471             Event::handle('EndRegistrationFormData', array($this));
472             $this->elementStart('li', array('id' => 'settings_rememberme'));
473             $this->checkbox('rememberme', _('Remember me'),
474                             $this->boolean('rememberme'),
475                             _('Automatically login in the future; '.
476                               'not for shared computers!'));
477             $this->elementEnd('li');
478             $attrs = array('type' => 'checkbox',
479                            'id' => 'license',
480                            'class' => 'checkbox',
481                            'name' => 'license',
482                            'value' => 'true');
483             if ($this->boolean('license')) {
484                 $attrs['checked'] = 'checked';
485             }
486             $this->elementStart('li');
487             $this->element('input', $attrs);
488             $this->elementStart('label', array('class' => 'checkbox', 'for' => 'license'));
489             $this->text(_('My text and files are available under '));
490             $this->element('a', array('href' => common_config('license', 'url')),
491                            common_config('license', 'title'), _("Creative Commons Attribution 3.0"));
492             $this->text(_(' except this private data: password, '.
493                           'email address, IM address, and phone number.'));
494             $this->elementEnd('label');
495             $this->elementEnd('li');
496         }
497         $this->elementEnd('ul');
498         $this->submit('submit', _('Register'));
499         $this->elementEnd('fieldset');
500         $this->elementEnd('form');
501     }
502
503     /**
504      * Show some information about registering for the site
505      *
506      * Save the registration flag, run showPage
507      *
508      * @return void
509      */
510
511     function showSuccess()
512     {
513         $this->registered = true;
514         $this->showPage();
515     }
516
517     /**
518      * Show some information about registering for the site
519      *
520      * Gives some information and options for new registrees.
521      *
522      * @return void
523      */
524
525     function showSuccessContent()
526     {
527         $nickname = $this->arg('nickname');
528
529         $profileurl = common_local_url('showstream',
530                                        array('nickname' => $nickname));
531
532         $this->elementStart('div', 'success');
533         $instr = sprintf(_('Congratulations, %s! And welcome to %%%%site.name%%%%. '.
534                            'From here, you may want to...'. "\n\n" .
535                            '* Go to [your profile](%s) '.
536                            'and post your first message.' .  "\n" .
537                            '* Add a [Jabber/GTalk address]'.
538                            '(%%%%action.imsettings%%%%) '.
539                            'so you can send notices '.
540                            'through instant messages.' . "\n" .
541                            '* [Search for people](%%%%action.peoplesearch%%%%) '.
542                            'that you may know or '.
543                            'that share your interests. ' . "\n" .
544                            '* Update your [profile settings]'.
545                            '(%%%%action.profilesettings%%%%)'.
546                            ' to tell others more about you. ' . "\n" .
547                            '* Read over the [online docs](%%%%doc.help%%%%)'.
548                            ' for features you may have missed. ' . "\n\n" .
549                            'Thanks for signing up and we hope '.
550                            'you enjoy using this service.'),
551                          $nickname, $profileurl);
552
553         $this->raw(common_markup_to_html($instr));
554
555         $have_email = $this->trimmed('email');
556         if ($have_email) {
557             $emailinstr = _('(You should receive a message by email '.
558                             'momentarily, with ' .
559                             'instructions on how to confirm '.
560                             'your email address.)');
561             $this->raw(common_markup_to_html($emailinstr));
562         }
563         $this->elementEnd('div');
564     }
565
566     /**
567      * Show the login group nav menu
568      *
569      * @return void
570      */
571
572     function showLocalNav()
573     {
574         $nav = new LoginGroupNav($this);
575         $nav->show();
576     }
577 }
578