actions/subscribe.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 class SubscribeAction extends Action {
  23         function handle($args) {
  24                 parent::handle($args);
  25
  26                 if (!common_logged_in()) {
  27                         common_user_error(_t('Not logged in.'));
  28                         return;
  29                 }
  30
  31                 $other_nickname = $this->arg('subscribeto');
  32
  33                 $other = User::staticGet('nickname', $other_nickname);
  34
  35                 if (!$other) {
  36                         common_user_error(_t('No such user.'));
  37                         return;
  38                 }
  39
  40                 $user = common_current_user();
  41
  42                 if ($user->isSubscribed($other)) {
  43                         common_user_error(_t('Already subscribed!.'));
  44                         return;
  45                 }
  46
  47                 $sub = new Subscription();
  48                 $sub->subscriber = $user->id;
  49                 $sub->subscribed = $other->id;
  50
  51                 $sub->created = DB_DataObject_Cast::dateTime(); # current time
  52
  53                 if (!$sub->insert()) {
  54                         common_server_error(_t('Couldn\'t create subscription.'));
  55                         return;
  56                 }
  57
  58                 $this->notify($other, $user);
  59
  60                 common_redirect(common_local_url('subscriptions', array('nickname' =>
  61                                                                                                                                 $user->nickname)));
  62         }
  63
  64         function notify($listenee, $listener) {
  65                 # XXX: add other notifications (Jabber, SMS) here
  66                 # XXX: queue this and handle it offline
  67                 $this->notify_email($listenee, $listener);
  68         }
  69
  70         function notify_email($listenee, $listener) {
  71                 if ($listenee->email) {
  72                         global $config;
  73                         $profile = $listenee->getProfile();
  74                         $other = $listener->getProfile();
  75                         $name = $profile->getBestName();
  76                         $other_name = $other->getBestName();
  77                         $recipients = $listenee->email;
  78                         $headers['From'] = mail_notify_from();
  79                         $headers['To'] = $name . ' <' . $listenee->email . '>';
  80                         $headers['Subject'] = $other_name . _t(' is now listening to your notices on ') . $config['site']['name'];
  81
  82                         $body =
  83                           ($other->fullname) ?
  84                           ($other->fullname . ' (' . $other->nickname . ')') : $other->nickname;
  85
  86                         $body .= _t(' is now listening to your notices on ') . $config['site']['name'] . '.';
  87                         $body .= "\n\n";
  88                         $body .= "\t".$other->profileurl;
  89                         $body .= "\n\n";
  90                         $body .= _t('Faithfully yours, ');
  91                         $body .= "\n";
  92                         $body .= $config['site']['name'];
  93                         $body .= "\n";
  94
  95                         mail_send($recipients, $headers, $body);
  96                 }
  97         }
  98 }