actions/imsettings.php

   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 require_once(INSTALLDIR.'/lib/settingsaction.php');
  23 require_once(INSTALLDIR.'/lib/jabber.php');
  24
  25 class ImsettingsAction extends SettingsAction {
  26
  27         function show_top($arr) {
  28                 $msg = $arr[0];
  29                 $success = $arr[1];
  30                 if ($msg) {
  31                         $this->message($msg, $success);
  32                 } else {
  33                         common_element('div', 'instructions',
  34                                                    _t('You can send and receive notices through '.
  35                                                           'Jabber/GTalk instant messages. Configure '.
  36                                                           'your address and settings below.'));
  37                 }
  38                 $this->settings_menu();
  39         }
  40
  41         function show_form($msg=NULL, $success=false) {
  42                 $user = common_current_user();
  43                 common_show_header(_t('IM settings'), NULL, array($msg, $success),
  44                                                    array($this, 'show_top'));
  45
  46                 common_element_start('form', array('method' => 'POST',
  47                                                                                    'id' => 'imsettings',
  48                                                                                    'action' =>
  49                                                                                    common_local_url('imsettings')));
  50                 # too much common patterns here... abstractable?
  51                 common_input('jabber', _t('IM Address'),
  52                                          ($this->arg('jabber')) ? $this->arg('jabber') : $user->jabber,
  53                                          _t('Jabber or GTalk address, like "UserName@example.org"'));
  54                 common_checkbox('jabbernotify',
  55                                 _t('Send me notices through Jabber/GTalk.'));
  56                 common_checkbox('updatefrompresence',
  57                                 _t('Post a notice when my Jabber/GTalk status changes.'));
  58                 common_submit('submit', _t('Save'));
  59                 common_element_end('form');
  60                 common_show_footer();
  61         }
  62
  63         function handle_post() {
  64
  65                 $jabber = $this->trimmed('jabber');
  66                 $jabbernotify = $this->boolean('jabbernotify');
  67                 $updatefrompresence = $this->boolean('updatefrompresence');
  68
  69                 # Some validation
  70
  71                 if ($jabber) {
  72                         $jabber = jabber_normalize_jid($jabber);
  73                         if (!$jabber) {
  74                             $this->show_form(_('Cannot normalize that Jabber ID'));
  75                             return;
  76                         }
  77                         if (!jabber_valid_base_jid($jabber)) {
  78                             $this->show_form(_('Not a valid Jabber ID'));
  79                             return;
  80                     } else if ($this->jabber_exists($jabber)) {
  81                             $this->show_form(_('Jabber ID already belongs to another user.'));
  82                             return;
  83                         }
  84                 }
  85
  86                 $user = common_current_user();
  87
  88                 assert(!is_null($user)); # should already be checked
  89
  90                 $user->query('BEGIN');
  91
  92                 $original = clone($user);
  93
  94                 $user->jabbernotify = $jabbernotify;
  95                 $user->updatefrompresence = $updatefrompresence;
  96
  97                 $result = $user->update($original); # For key columns
  98
  99                 if ($result === FALSE) {
 100                         common_log_db_error($user, 'UPDATE', __FILE__);
 101                         common_server_error(_t('Couldnt update user.'));
 102                         return;
 103                 }
 104
 105                 $confirmation_sent = false;
 106
 107                 if ($user->jabber != $jabber) {
 108
 109                         if ($jabber) {
 110                         $confirm = new Confirm_address();
 111                         $confirm->address = $jabber;
 112                         $confirm->address_type = 'jabber';
 113                         $confirm->user_id = $user->id;
 114                         $confirm->code = common_confirmation_code(64);
 115
 116                                 $result = $confirm->insert();
 117
 118                                 if ($result === FALSE) {
 119                                         common_log_db_error($confirm, 'INSERT', __FILE__);
 120                                         common_server_error(_t('Couldnt insert confirmation code.'));
 121                                         return;
 122                                 }
 123
 124                                 # XXX: optionally queue for offline sending
 125
 126                                 jabber_confirm_address($confirm->code,
 127                                                                            $user->nickname,
 128                                                                            $jabber);
 129
 130                                 if ($result === FALSE) {
 131                                         common_log_db_error($confirm, 'INSERT', __FILE__);
 132                                         common_server_error(_t('Couldnt insert confirmation code.'));
 133                                         return;
 134                                 }
 135
 136                                 $confirmation_sent = false;
 137                         } else {
 138                                 # Clearing the ID is free
 139                                 $user->jabber = NULL;
 140                                 $result = $user->updateKeys($original);
 141                                 if ($result === FALSE) {
 142                                         common_log_db_error($user, 'UPDATE', __FILE__);
 143                                         common_server_error(_t('Couldnt update user.'));
 144                                         return;
 145                                 }
 146                         }
 147                 }
 148
 149                 $user->query('COMMIT');
 150
 151         $msg = ($confirmation_sent) ?
 152                                   _t('Settings saved. A confirmation code was ' .
 153                                      ' sent to the IM address you added. ') :
 154                                   _t('Settings saved.');
 155
 156                 $this->show_form($msg, TRUE);
 157         }
 158
 159         function jabber_exists($jabber) {
 160                 $user = common_current_user();
 161                 $other = User::staticGet('jabber', $jabber);
 162                 if (!$other) {
 163                         return false;
 164                 } else {
 165                         return $other->id != $user->id;
 166                 }
 167         }
 168 }