actions/emailsettings.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
  24 class EmailsettingsAction extends SettingsAction {
  25
  26         function get_instructions() {
  27                 return _('Manage how you get email from %%site.name%%.');
  28         }
  29
  30         function show_form($msg=NULL, $success=false) {
  31                 $user = common_current_user();
  32                 $this->form_header(_('Email Settings'), $msg, $success);
  33                 common_element_start('form', array('method' => 'post',
  34                                                                                    'id' => 'emailsettings',
  35                                                                                    'action' =>
  36                                                                                    common_local_url('emailsettings')));
  37
  38                 common_element('h2', NULL, _('Address'));
  39
  40                 if ($user->email) {
  41                         common_element_start('p');
  42                         common_element('span', 'address confirmed', $user->email);
  43                         common_element('span', 'input_instructions',
  44                                        _('Current confirmed email address.'));
  45                         common_hidden('email', $user->email);
  46                         common_element_end('p');
  47                         common_submit('remove', _('Remove'));
  48                 } else {
  49                         $confirm = $this->get_confirmation();
  50                         if ($confirm) {
  51                                 common_element_start('p');
  52                                 common_element('span', 'address unconfirmed', $confirm->address);
  53                                 common_element('span', 'input_instructions',
  54                                                            _('Awaiting confirmation on this address. Check your inbox (and spam box!) for a message with further instructions.'));
  55                                 common_hidden('email', $confirm->address);
  56                                 common_element_end('p');
  57                                 common_submit('cancel', _('Cancel'));
  58                         } else {
  59                                 common_input('email', _('Email Address'),
  60                                                          ($this->arg('email')) ? $this->arg('email') : NULL,
  61                                                          _('Email address, like "UserName@example.org"'));
  62                                 common_submit('add', _('Add'));
  63                         }
  64                 }
  65
  66                 common_element('h2', NULL, _('Preferences'));
  67
  68                 common_checkbox('emailnotifysub',
  69                                 _('Send me notices of new subscriptions through email.'),
  70                                 $user->emailnotifysub);
  71
  72                 common_submit('save', _('Save'));
  73
  74                 common_element_end('form');
  75                 common_show_footer();
  76         }
  77
  78         function get_confirmation() {
  79                 $user = common_current_user();
  80                 $confirm = new Confirm_address();
  81                 $confirm->user_id = $user->id;
  82                 $confirm->address_type = 'email';
  83                 if ($confirm->find(TRUE)) {
  84                         return $confirm;
  85                 } else {
  86                         return NULL;
  87                 }
  88         }
  89
  90         function handle_post() {
  91
  92                 if ($this->arg('save')) {
  93                         $this->save_preferences();
  94                 } else if ($this->arg('add')) {
  95                         $this->add_address();
  96                 } else if ($this->arg('cancel')) {
  97                         $this->cancel_confirmation();
  98                 } else if ($this->arg('remove')) {
  99                         $this->remove_address();
 100                 } else {
 101                         $this->show_form(_('Unexpected form submission.'));
 102                 }
 103         }
 104
 105         function save_preferences() {
 106
 107                 $emailnotifysub = $this->boolean('emailnotifysub');
 108
 109                 $user = common_current_user();
 110
 111                 assert(!is_null($user)); # should already be checked
 112
 113                 $user->query('BEGIN');
 114
 115                 $original = clone($user);
 116
 117                 $user->emailnotifysub = $emailnotifysub;
 118
 119                 $result = $user->update($original);
 120
 121                 if ($result === FALSE) {
 122                         common_log_db_error($user, 'UPDATE', __FILE__);
 123                         common_server_error(_('Couldn\'t update user.'));
 124                         return;
 125                 }
 126
 127                 $user->query('COMMIT');
 128
 129                 $this->show_form(_('Preferences saved.'), true);
 130         }
 131
 132         function add_address() {
 133
 134                 $user = common_current_user();
 135
 136                 $email = $this->trimmed('email');
 137
 138                 # Some validation
 139
 140                 if (!$email) {
 141                         $this->show_form(_('No email address.'));
 142                         return;
 143                 }
 144
 145                 $email = common_canonical_email($email);
 146
 147                 if (!$email) {
 148                     $this->show_form(_('Cannot normalize that email address'));
 149                     return;
 150                 }
 151                 if (!Validate::email($email, true)) {
 152                     $this->show_form(_('Not a valid email address'));
 153                     return;
 154                 } else if ($user->email == $email) {
 155                     $this->show_form(_('That is already your email address.'));
 156                     return;
 157                 } else if ($this->email_exists($email)) {
 158                     $this->show_form(_('That email address already belongs to another user.'));
 159                     return;
 160                 }
 161
 162                 $confirm = new Confirm_address();
 163                 $confirm->address = $email;
 164                 $confirm->address_type = 'email';
 165                 $confirm->user_id = $user->id;
 166                 $confirm->code = common_confirmation_code(64);
 167
 168                 $result = $confirm->insert();
 169
 170                 if ($result === FALSE) {
 171                         common_log_db_error($confirm, 'INSERT', __FILE__);
 172                         common_server_error(_('Couldn\'t insert confirmation code.'));
 173                         return;
 174                 }
 175
 176                 $msg = _('A confirmation code was sent to the email address you added. Check your inbox (and spam box!) for the code and instructions on how to use it.');
 177
 178                 $this->show_form($msg, TRUE);
 179         }
 180
 181         function cancel_confirmation() {
 182                 $email = $this->arg('email');
 183                 $confirm = $this->get_confirmation();
 184                 if (!$confirm) {
 185                         $this->show_form(_('No pending confirmation to cancel.'));
 186                         return;
 187                 }
 188                 if ($confirm->address != $email) {
 189                         $this->show_form(_('That is the wrong IM address.'));
 190                         return;
 191                 }
 192
 193         $result = $confirm->delete();
 194
 195         if (!$result) {
 196                         common_log_db_error($confirm, 'DELETE', __FILE__);
 197             $this->server_error(_('Couldn\'t delete email confirmation.'));
 198             return;
 199         }
 200
 201         $this->show_form(_('Confirmation cancelled.'), TRUE);
 202         }
 203
 204         function remove_address() {
 205
 206                 $user = common_current_user();
 207                 $email = $this->arg('email');
 208
 209                 # Maybe an old tab open...?
 210
 211                 if ($user->email != $email) {
 212                     $this->show_form(_('That is not your email address.'));
 213                     return;
 214                 }
 215
 216                 $user->query('BEGIN');
 217                 $original = clone($user);
 218                 $user->email = NULL;
 219                 $result = $user->updateKeys($original);
 220                 if (!$result) {
 221                         common_log_db_error($user, 'UPDATE', __FILE__);
 222                         common_server_error(_('Couldn\'t update user.'));
 223                         return;
 224                 }
 225                 $user->query('COMMIT');
 226
 227                 # XXX: unsubscribe to the old address
 228
 229                 $this->show_form(_('The address was removed.'), TRUE);
 230         }
 231
 232         function email_exists($email) {
 233                 $user = common_current_user();
 234                 $other = User::staticGet('email', $email);
 235                 if (!$other) {
 236                         return false;
 237                 } else {
 238                         return $other->id != $user->id;
 239                 }
 240         }
 241 }