]> git.mxchange.org Git - quix0rs-gnu-social.git/blob - actions/newgroup.php
Validate::uri replaced with filter_var for HTTP[S] URL checks
[quix0rs-gnu-social.git] / actions / newgroup.php
1 <?php
2 /**
3  * StatusNet, the distributed open-source microblogging tool
4  *
5  * Add a new group
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  Group
23  * @package   StatusNet
24  * @author    Evan Prodromou <evan@status.net>
25  * @author    Sarven Capadisli <csarven@status.net>
26  * @copyright 2008-2009 StatusNet, Inc.
27  * @copyright 2013 Free Software Foundation, Inc.
28  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
29  * @link      http://status.net/
30  */
31
32 if (!defined('STATUSNET')) {
33     exit(1);
34 }
35
36 /**
37  * Add a new group
38  *
39  * This is the form for adding a new group
40  *
41  * @category Group
42  * @package  StatusNet
43  * @author   Evan Prodromou <evan@status.net>
44  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
45  * @link     http://status.net/
46  */
47 class NewgroupAction extends FormAction
48 {
49     function title()
50     {
51         // TRANS: Title for form to create a group.
52         return _('New group');
53     }
54
55     /**
56      * Prepare to run
57      */
58     protected function prepare(array $args=array())
59     {
60         parent::prepare($args);
61
62         // $this->scoped is the current user profile
63         if (!$this->scoped->hasRight(Right::CREATEGROUP)) {
64             // TRANS: Client exception thrown when a user tries to create a group while banned.
65             $this->clientError(_('You are not allowed to create groups on this site.'), 403);
66         }
67
68         return true;
69     }
70
71     public function showContent()
72     {
73         $form = new GroupEditForm($this);
74         $form->show();
75     }
76
77     public function showInstructions()
78     {
79         $this->element('p', 'instructions',
80                        // TRANS: Form instructions for group create form.
81                        _('Use this form to create a new group.'));
82     }
83
84     protected function handlePost()
85     {
86         parent::handlePost();
87
88         if (Event::handle('StartGroupSaveForm', array($this))) {
89             $nickname = Nickname::normalize($this->trimmed('newnickname'));
90
91             $fullname    = $this->trimmed('fullname');
92             $homepage    = $this->trimmed('homepage');
93             $description = $this->trimmed('description');
94             $location    = $this->trimmed('location');
95             $private     = $this->boolean('private');
96             $aliasstring = $this->trimmed('aliases');
97
98             if ($this->nicknameExists($nickname)) {
99                 // TRANS: Group create form validation error.
100                 throw new ClientException(_('Nickname already in use. Try another one.'));
101             } else if (!User_group::allowedNickname($nickname)) {
102                 // TRANS: Group create form validation error.
103                 throw new ClientException(_('Not a valid nickname.'));
104             } else if (!is_null($homepage) && (strlen($homepage) > 0) &&
105                        !common_valid_http_url($homepage)) {
106                 // TRANS: Group create form validation error.
107                 throw new ClientException(_('Homepage is not a valid URL.'));
108             } else if (!is_null($fullname) && mb_strlen($fullname) > 255) {
109                 // TRANS: Group create form validation error.
110                 throw new ClientException(_('Full name is too long (maximum 255 characters).'));
111             } else if (User_group::descriptionTooLong($description)) {
112                 // TRANS: Group create form validation error.
113                 // TRANS: %d is the maximum number of allowed characters.
114                 throw new ClientException(sprintf(_m('Description is too long (maximum %d character).',
115                                            'Description is too long (maximum %d characters).',
116                                            User_group::maxDescription()),
117                                         User_group::maxDescription()));
118             } else if (!is_null($location) && mb_strlen($location) > 255) {
119                 // TRANS: Group create form validation error.
120                 throw new ClientException(_('Location is too long (maximum 255 characters).'));
121             }
122
123             if (!empty($aliasstring)) {
124                 $aliases = array_map('common_canonical_nickname', array_unique(preg_split('/[\s,]+/', $aliasstring)));
125             } else {
126                 $aliases = array();
127             }
128
129             if (count($aliases) > common_config('group', 'maxaliases')) {
130                 // TRANS: Group create form validation error.
131                 // TRANS: %d is the maximum number of allowed aliases.
132                 throw new ClientException(sprintf(_m('Too many aliases! Maximum %d allowed.',
133                                            'Too many aliases! Maximum %d allowed.',
134                                            common_config('group', 'maxaliases')),
135                                         common_config('group', 'maxaliases')));
136                 return;
137             }
138
139             foreach ($aliases as $alias) {
140                 if (!Nickname::isValid($alias)) {
141                     // TRANS: Group create form validation error.
142                     // TRANS: %s is the invalid alias.
143                     throw new ClientException(sprintf(_('Invalid alias: "%s"'), $alias));
144                 }
145                 if ($this->nicknameExists($alias)) {
146                     // TRANS: Group create form validation error. %s is the already used alias.
147                     throw new ClientException(sprintf(_('Alias "%s" already in use. Try another one.'),
148                                             $alias));
149                 }
150                 // XXX assumes alphanum nicknames
151                 if (strcmp($alias, $nickname) == 0) {
152                     // TRANS: Group create form validation error.
153                     throw new ClientException(_('Alias cannot be the same as nickname.'));
154                 }
155             }
156
157             if ($private) {
158                 $force_scope = 1;
159                 $join_policy = User_group::JOIN_POLICY_MODERATE;
160             } else {
161                 $force_scope = 0;
162                 $join_policy = User_group::JOIN_POLICY_OPEN;
163             }
164
165             // This is set up in parent->prepare and checked in self->prepare
166             assert(!is_null($this->scoped));
167
168             $group = User_group::register(array('nickname' => $nickname,
169                                                 'fullname' => $fullname,
170                                                 'homepage' => $homepage,
171                                                 'description' => $description,
172                                                 'location' => $location,
173                                                 'aliases'  => $aliases,
174                                                 'userid'   => $this->scoped->id,
175                                                 'join_policy' => $join_policy,
176                                                 'force_scope' => $force_scope,
177                                                 'local'    => true));
178
179             $this->group = $group;
180
181             Event::handle('EndGroupSaveForm', array($this));
182
183             common_redirect($group->homeUrl(), 303);
184         }
185     }
186
187     function nicknameExists($nickname)
188     {
189         $local = Local_group::getKV('nickname', $nickname);
190
191         if (!empty($local)) {
192             return true;
193         }
194
195         $alias = Group_alias::getKV('alias', $nickname);
196
197         if (!empty($alias)) {
198             return true;
199         }
200
201         return false;
202     }
203 }