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1 <?php
2 /*
3  * Laconica - a distributed open-source microblogging tool
4  * Copyright (C) 2008, Controlez-Vous, Inc.
5  *
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.
10  *
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.
15  *
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/>.
18  */
19
20 if (!defined('LACONICA')) { exit(1); }
21
22 class RegisterAction extends Action {
23
24     function handle($args) {
25         parent::handle($args);
26
27         if (common_config('site', 'closed')) {
28             common_user_error(_('Registration not allowed.'));
29         } else if (common_logged_in()) {
30             common_user_error(_('Already logged in.'));
31         } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
32             $this->try_register();
33         } else {
34             $this->show_form();
35         }
36     }
37
38     function try_register() {
39
40         $token = $this->trimmed('token');
41         if (!$token || $token != common_session_token()) {
42             $this->show_form(_('There was a problem with your session token. Try again, please.'));
43             return;
44         }
45
46         $nickname = $this->trimmed('nickname');
47         $email = $this->trimmed('email');
48         $fullname = $this->trimmed('fullname');
49         $homepage = $this->trimmed('homepage');
50         $bio = $this->trimmed('bio');
51         $location = $this->trimmed('location');
52
53         # We don't trim these... whitespace is OK in a password!
54
55         $password = $this->arg('password');
56         $confirm = $this->arg('confirm');
57
58         # invitation code, if any
59
60         $code = $this->trimmed('code');
61
62         if ($code) {
63             $invite = Invitation::staticGet($code);
64         }
65
66         if (common_config('site', 'inviteonly') && !($code && $invite)) {
67             $this->client_error(_('Sorry, only invited people can register.'));
68             return;
69         }
70
71         # Input scrubbing
72
73         $nickname = common_canonical_nickname($nickname);
74         $email = common_canonical_email($email);
75
76         if (!$this->boolean('license')) {
77             $this->show_form(_('You can\'t register if you don\'t agree to the license.'));
78         } else if ($email && !Validate::email($email, true)) {
79             $this->show_form(_('Not a valid email address.'));
80         } else if (!Validate::string($nickname, array('min_length' => 1,
81                                                       'max_length' => 64,
82                                                       'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) {
83             $this->show_form(_('Nickname must have only lowercase letters and numbers and no spaces.'));
84         } else if ($this->nickname_exists($nickname)) {
85             $this->show_form(_('Nickname already in use. Try another one.'));
86         } else if (!User::allowed_nickname($nickname)) {
87             $this->show_form(_('Not a valid nickname.'));
88         } else if ($this->email_exists($email)) {
89             $this->show_form(_('Email address already exists.'));
90         } else if (!is_null($homepage) && (strlen($homepage) > 0) &&
91                    !Validate::uri($homepage, array('allowed_schemes' => array('http', 'https')))) {
92             $this->show_form(_('Homepage is not a valid URL.'));
93             return;
94         } else if (!is_null($fullname) && strlen($fullname) > 255) {
95             $this->show_form(_('Full name is too long (max 255 chars).'));
96             return;
97         } else if (!is_null($bio) && strlen($bio) > 140) {
98             $this->show_form(_('Bio is too long (max 140 chars).'));
99             return;
100         } else if (!is_null($location) && strlen($location) > 255) {
101             $this->show_form(_('Location is too long (max 255 chars).'));
102             return;
103         } else if (strlen($password) < 6) {
104             $this->show_form(_('Password must be 6 or more characters.'));
105             return;
106         } else if ($password != $confirm) {
107             $this->show_form(_('Passwords don\'t match.'));
108         } else if ($user = User::register(array('nickname' => $nickname, 'password' => $password, 'email' => $email,
109                                                 'fullname' => $fullname, 'homepage' => $homepage, 'bio' => $bio,
110                                                 'location' => $location, 'code' => $code))) {
111             if (!$user) {
112                 $this->show_form(_('Invalid username or password.'));
113                 return;
114             }
115             # success!
116             if (!common_set_user($user)) {
117                 common_server_error(_('Error setting user.'));
118                 return;
119             }
120             # this is a real login
121             common_real_login(true);
122             if ($this->boolean('rememberme')) {
123                 common_debug('Adding rememberme cookie for ' . $nickname);
124                 common_rememberme($user);
125             }
126             # Re-init language env in case it changed (not yet, but soon)
127             common_init_language();
128             $this->show_success();
129         } else {
130             $this->show_form(_('Invalid username or password.'));
131         }
132     }
133
134     # checks if *CANONICAL* nickname exists
135
136     function nickname_exists($nickname) {
137         $user = User::staticGet('nickname', $nickname);
138         return ($user !== false);
139     }
140
141     # checks if *CANONICAL* email exists
142
143     function email_exists($email) {
144         $email = common_canonical_email($email);
145         if (!$email || strlen($email) == 0) {
146             return false;
147         }
148         $user = User::staticGet('email', $email);
149         return ($user !== false);
150     }
151
152     function show_top($error=NULL) {
153         if ($error) {
154             common_element('p', 'error', $error);
155         } else {
156             $instr = common_markup_to_html(_('With this form you can create a new account. ' .
157                                              'You can then post notices and link up to friends and colleagues. '.
158                                              '(Have an [OpenID](http://openid.net/)? ' .
159                                              'Try our [OpenID registration](%%action.openidlogin%%)!)'));
160
161             common_element_start('div', 'instructions');
162             common_raw($instr);
163             common_element_end('div');
164         }
165     }
166
167     function show_form($error=NULL) {
168         global $config;
169
170         $code = $this->trimmed('code');
171
172         if ($code) {
173             $invite = Invitation::staticGet($code);
174         }
175
176         if (common_config('site', 'inviteonly') && !($code && $invite)) {
177             $this->client_error(_('Sorry, only invited people can register.'));
178             return;
179         }
180
181         common_show_header(_('Register'), NULL, $error, array($this, 'show_top'));
182         common_element_start('form', array('method' => 'post',
183                                            'id' => 'login',
184                                            'action' => common_local_url('register')));
185
186         common_hidden('token', common_session_token());
187
188         if ($code) {
189             common_hidden('code', $code);
190         }
191
192         common_input('nickname', _('Nickname'), $this->trimmed('nickname'),
193                      _('1-64 lowercase letters or numbers, no punctuation or spaces. Required.'));
194         common_password('password', _('Password'),
195                         _('6 or more characters. Required.'));
196         common_password('confirm', _('Confirm'),
197                         _('Same as password above. Required.'));
198         if ($invite && $invite->address_type == 'email') {
199             common_input('email', _('Email'), $invite->address,
200                      _('Used only for updates, announcements, and password recovery'));
201         } else {
202             common_input('email', _('Email'), $this->trimmed('email'),
203                          _('Used only for updates, announcements, and password recovery'));
204         }
205         common_input('fullname', _('Full name'),
206                      $this->trimmed('fullname'),
207                       _('Longer name, preferably your "real" name'));
208         common_input('homepage', _('Homepage'),
209                      $this->trimmed('homepage'),
210                      _('URL of your homepage, blog, or profile on another site'));
211         common_textarea('bio', _('Bio'),
212                         $this->trimmed('bio'),
213                          _('Describe yourself and your interests in 140 chars'));
214         common_input('location', _('Location'),
215                      $this->trimmed('location'),
216                      _('Where you are, like "City, State (or Region), Country"'));
217         common_checkbox('rememberme', _('Remember me'),
218                         $this->boolean('rememberme'),
219                         _('Automatically login in the future; not for shared computers!'));
220         common_element_start('p');
221         $attrs = array('type' => 'checkbox',
222                        'id' => 'license',
223                        'name' => 'license',
224                        'value' => 'true');
225         if ($this->boolean('license')) {
226             $attrs['checked'] = 'checked';
227         }
228         common_element('input', $attrs);
229         common_text(_('My text and files are available under '));
230         common_element('a', array('href' => $config['license']['url']),
231                        $config['license']['title']);
232         common_text(_(' except this private data: password, email address, IM address, phone number.'));
233         common_element_end('p');
234         common_submit('submit', _('Register'));
235         common_element_end('form');
236         common_show_footer();
237     }
238
239     function show_success() {
240         $nickname = $this->arg('nickname');
241         common_show_header(_('Registration successful'));
242         common_element_start('div', 'success');
243         $instr = sprintf(_('Congratulations, %s! And welcome to %%%%site.name%%%%. From here, you may want to...'. "\n\n" .
244                            '* Go to [your profile](%s) and post your first message.' .  "\n" .
245                            '* Add a [Jabber/GTalk address](%%%%action.imsettings%%%%) so you can send notices through instant messages.' . "\n" .
246                            '* [Search for people](%%%%action.peoplesearch%%%%) that you may know or that share your interests. ' . "\n" .
247                            '* Update your [profile settings](%%%%action.profilesettings%%%%) to tell others more about you. ' . "\n" .
248                            '* Read over the [online docs](%%%%doc.help%%%%) for features you may have missed. ' . "\n\n" .
249                            'Thanks for signing up and we hope you enjoy using this service.'),
250                          $nickname, common_local_url('showstream', array('nickname' => $nickname)));
251         common_raw(common_markup_to_html($instr));
252         $have_email = $this->trimmed('email');
253         if ($have_email) {
254             $emailinstr = _('(You should receive a message by email momentarily, with ' .
255                             'instructions on how to confirm your email address.)');
256             common_raw(common_markup_to_html($emailinstr));
257         }
258         common_element_end('div');
259         common_show_footer();
260     }
261
262 }