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
  51                 common_element('h2', NULL, _t('Address'));
  52
  53                 if ($user->jabber) {
  54                         common_element_start('p');
  55                         common_element('span', 'address confirmed', $user->jabber);
  56                         common_element('span', 'input_instructions',
  57                                        _t('Current confirmed Jabber/GTalk address.'));
  58                         common_hidden('jabber', $user->jabber);
  59                         common_element_end('p');
  60                         common_submit('remove', 'Remove');
  61                 } else {
  62                         $confirm = $this->get_confirmation();
  63                         if ($confirm) {
  64                                 common_element_start('p');
  65                                 common_element('span', 'address unconfirmed', $confirm->address);
  66                                 common_element('span', 'input_instructions',
  67                                              _t('Current confirmed Jabber/GTalk address.'));
  68                                 common_hidden('jabber', $confirm->address);
  69                                 common_element_end('p');
  70                                 common_submit('cancel', _t('Cancel'));
  71                         } else {
  72                                 common_input('jabber', _t('IM Address'),
  73                                                         ($this->arg('jabber')) ? $this->arg('jabber') : NULL,
  74                                                  _t('Jabber or GTalk address, like "UserName@example.org"'));
  75                                 common_submit('add', 'Add');
  76                         }
  77                 }
  78
  79                 common_element('h2', NULL, _t('Preferences'));
  80
  81                 common_checkbox('jabbernotify',
  82                                 _t('Send me notices through Jabber/GTalk.'));
  83                 common_checkbox('updatefrompresence',
  84                                 _t('Post a notice when my Jabber/GTalk status changes.'));
  85                 common_submit('save', _t('Save'));
  86
  87                 common_element_end('form');
  88                 common_show_footer();
  89         }
  90
  91         function get_confirmation() {
  92                 $user = common_current_user();
  93                 $confirm = new Confirm_address();
  94                 $confirm->user_id = $user->id;
  95                 $confirm->address_type = 'jabber';
  96                 if ($confirm->find(TRUE)) {
  97                         return $confirm;
  98                 } else {
  99                         return NULL;
 100                 }
 101         }
 102
 103         function handle_post() {
 104
 105                 if ($this->arg('save')) {
 106                         $this->save_preferences();
 107                 } else if ($this->arg('add')) {
 108                         $this->add_address();
 109                 } else if ($this->arg('cancel')) {
 110                         $this->cancel_confirmation();
 111                 } else if ($this->arg('remove')) {
 112                         $this->remove_address();
 113                 } else {
 114                         $this->show_form(_t('Unexpected form submission.'));
 115                 }
 116         }
 117
 118         function save_preferences() {
 119
 120                 $jabbernotify = $this->boolean('jabbernotify');
 121                 $updatefrompresence = $this->boolean('updatefrompresence');
 122
 123                 $user = common_current_user();
 124
 125                 assert(!is_null($user)); # should already be checked
 126
 127                 $user->query('BEGIN');
 128
 129                 $original = clone($user);
 130
 131                 $user->jabbernotify = $jabbernotify;
 132                 $user->updatefrompresence = $updatefrompresence;
 133
 134                 $result = $user->update($original);
 135
 136                 if ($result === FALSE) {
 137                         common_log_db_error($user, 'UPDATE', __FILE__);
 138                         common_server_error(_t('Couldnt update user.'));
 139                         return;
 140                 }
 141
 142                 $user->query('COMMIT');
 143
 144                 $this->show_form(_t('Preferences saved.'), true);
 145         }
 146
 147         function add_address() {
 148
 149                 $jabber = $this->trimmed('jabber');
 150
 151                 # Some validation
 152
 153                 if (!$jabber) {
 154                         $this->show_form(_t('No Jabber ID.'));
 155                         return;
 156                 }
 157
 158                 $jabber = jabber_normalize_jid($jabber);
 159
 160                 if (!$jabber) {
 161                     $this->show_form(_('Cannot normalize that Jabber ID'));
 162                     return;
 163                 }
 164                 if (!jabber_valid_base_jid($jabber)) {
 165                     $this->show_form(_('Not a valid Jabber ID'));
 166                     return;
 167                 } else if ($user->jabber == $jabber) {
 168                     $this->show_form(_('That is already your Jabber ID.'));
 169                     return;
 170                 } else if ($this->jabber_exists($jabber)) {
 171                     $this->show_form(_('Jabber ID already belongs to another user.'));
 172                     return;
 173                 }
 174
 175                 $confirm = new Confirm_address();
 176                 $confirm->address = $jabber;
 177                 $confirm->address_type = 'jabber';
 178                 $confirm->user_id = $user->id;
 179                 $confirm->code = common_confirmation_code(64);
 180
 181                 $result = $confirm->insert();
 182
 183                 if ($result === FALSE) {
 184                         common_log_db_error($confirm, 'INSERT', __FILE__);
 185                         common_server_error(_t('Couldnt insert confirmation code.'));
 186                         return;
 187                 }
 188
 189                 # XXX: optionally queue for offline sending
 190
 191                 if (!jabber_is_subscribed($jabber)) {
 192                         jabber_special_presence('subscribe', $address);
 193                 } else {
 194                         jabber_confirm_address($confirm->code,
 195                                                                    $user->nickname,
 196                                                                    $jabber);
 197                 }
 198
 199                 $this->show_form(_t('A confirmation code was ' .
 200                                     ' sent to the IM address you added. ' .
 201                                     ' You must approve ' . jabber_daemon_address() .
 202                                     ' for sending messages to you.'),
 203                                     TRUE);
 204         }
 205
 206         function cancel_confirmation() {
 207                 $jabber = $this->arg('jabber');
 208                 $confirm = $this->get_confirmation();
 209                 if (!$confirm) {
 210                         $this->show_form(_t('No pending confirmation to cancel.'));
 211                         return;
 212                 }
 213                 if ($confirm->address != $jabber) {
 214                         $this->show_form(_t('That is the wrong IM address.'));
 215                         return;
 216                 }
 217
 218         $result = $confirm->delete();
 219
 220         if (!$result) {
 221                         common_log_db_error($confirm, 'DELETE', __FILE__);
 222             $this->server_error(_t('Couldn\'t delete email confirmation.'));
 223             return;
 224         }
 225
 226         $this->show_form(_t('Confirmation cancelled.'), TRUE);
 227         }
 228
 229         function remove_address() {
 230
 231                 $user = common_current_user();
 232                 $jabber = $this->arg('jabber');
 233
 234                 # Maybe an old tab open...?
 235
 236                 if ($user->jabber != $jabber) {
 237                     $this->show_form(_t('That is not your Jabber ID.'));
 238                     return;
 239                 }
 240
 241                 $user->query('BEGIN');
 242                 $user->jabber = NULL;
 243                 $result = $user->updateKeys($original);
 244                 if ($result === FALSE) {
 245                         common_log_db_error($user, 'UPDATE', __FILE__);
 246                         common_server_error(_t('Couldnt update user.'));
 247                         return;
 248                 }
 249                 $user->query('COMMIT');
 250
 251                 # Unsubscribe to the old address
 252
 253                 jabber_special_presence('unsubscribe', $jabber);
 254
 255                 $this->show_form(_t('The address was removed.'), TRUE);
 256         }
 257
 258         function jabber_exists($jabber) {
 259                 $user = common_current_user();
 260                 $other = User::staticGet('jabber', $jabber);
 261                 if (!$other) {
 262                         return false;
 263                 } else {
 264                         return $other->id != $user->id;
 265                 }
 266         }
 267 }