actions/nudge.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/mail.php');
  23
  24 class NudgeAction extends Action {
  25
  26         function handle($args) {
  27                 parent::handle($args);
  28
  29                 if (!common_logged_in()) {
  30                         $this->client_error(_('Not logged in.'));
  31                         return;
  32                 }
  33
  34                 $user = common_current_user();
  35                 $other = User::staticGet('nickname', $this->arg('nickname'));
  36
  37                 if ($_SERVER['REQUEST_METHOD'] != 'POST') {
  38                         common_redirect(common_local_url('showstream', array('nickname' => $other->nickname)));
  39                         return;
  40                 }
  41
  42                 # CSRF protection
  43
  44                 $token = $this->trimmed('token');
  45
  46                 if (!$token || $token != common_session_token()) {
  47                         $this->client_error(_('There was a problem with your session token. Try again, please.'));
  48                         return;
  49                 }
  50
  51         if (!$other->email || !$other->emailnotifynudge) {
  52             $this->client_error(_('This user doesn\'t allow nudges or hasn\'t confirmed or set his email yet.'));
  53             return;
  54         }
  55
  56                 $this->notify($user, $other);
  57
  58                 if ($this->boolean('ajax')) {
  59                         common_start_html('text/xml;charset=utf-8', true);
  60                         common_element_start('head');
  61                         common_element('title', null, _('Nudge sent'));
  62                         common_element_end('head');
  63                         common_element_start('body');
  64                         common_nudge_response();
  65                         common_element_end('body');
  66                         common_element_end('html');
  67                 } else {
  68             // display a confirmation to the user
  69                         common_redirect(common_local_url('showstream',
  70                                                                                          array('nickname' => $other->nickname)));
  71                 }
  72         }
  73
  74         function notify($user, $other) {
  75                 if ($other->id != $user->id) {
  76                         if ($other->email && $other->emailnotifynudge) {
  77                                 mail_notify_nudge($user, $other);
  78                         }
  79                         # XXX: notify by IM
  80                         # XXX: notify by SMS
  81                 }
  82         }
  83 }
  84