actions/newmessage.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 NewmessageAction extends Action {
  23
  24         function handle($args) {
  25                 parent::handle($args);
  26
  27                 if (!common_logged_in()) {
  28                         $this->client_error(_('Not logged in.'), 403);
  29                 } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
  30                         $this->save_new_message();
  31                 } else {
  32                         $this->show_form();
  33                 }
  34         }
  35
  36         function save_new_message() {
  37
  38                 $user = common_current_user();
  39                 assert($user); # XXX: maybe an error instead...
  40
  41                 $content = $this->trimmed('content');
  42                 $to = $this->trimmed('to');
  43
  44                 if (!$content) {
  45                         $this->show_form(_('No content!'));
  46                         return;
  47                 } else if (mb_strlen($content) > 140) {
  48                         common_debug("Content = '$content'", __FILE__);
  49                         common_debug("mb_strlen(\$content) = " . mb_strlen($content), __FILE__);
  50                         $this->show_form(_('That\'s too long. Max message size is 140 chars.'));
  51                         return;
  52                 }
  53
  54                 $other = User::staticGet('id', $to);
  55
  56                 if (!$other) {
  57                         $this->show_form(_('No recipient specified.'));
  58                         return;
  59                 } else if (!$user->mutuallySubscribed($other)) {
  60                         $this->client_error(_('You can\'t send a message to this user.'), 404);
  61                         return;
  62                 } else if ($user->id == $other->id) {
  63                         $this->client_error(_('Don\'t send a message to yourself; just say it to yourself quietly instead.'), 403);
  64                         return;
  65                 }
  66
  67                 $message = Message::saveNew($user->id, $other->id, $content, 'web');
  68
  69                 if (is_string($message)) {
  70                         $this->show_form($message);
  71                         return;
  72                 }
  73
  74                 $this->notify($user, $to, $message);
  75
  76                 $url = common_local_url('showmessage',
  77                                                                 array('message' => $message->id));
  78
  79                 common_redirect($url, 303);
  80         }
  81
  82         function show_top($params) {
  83
  84                 list($content, $user, $to) = $params;
  85
  86                 assert(!is_null($user));
  87
  88                 common_element_start('form', array('id' => 'message_form',
  89                                                                                    'method' => 'post',
  90                                                                                    'action' => $this->self_url()));
  91
  92                 $mutual_users = $user->mutuallySubscribedUsers();
  93
  94                 $mutual = array();
  95
  96                 while ($mutual_users->fetch()) {
  97                         if ($mutual_users->id != $user->id) {
  98                                 $mutual[$mutual_users->id] = $mutual_users->nickname;
  99                         }
 100                 }
 101
 102                 $mutual_users->free();
 103                 unset($mutual_users);
 104
 105                 common_dropdown('to', _('To'), $mutual, NULL, FALSE, $to->id);
 106
 107                 common_element_start('p');
 108
 109                 common_element('textarea', array('id' => 'message_content',
 110                                                                                  'cols' => 60,
 111                                                                                  'rows' => 3,
 112                                                                                  'name' => 'content'),
 113                                            ($content) ? $content : '');
 114
 115                 common_element('input', array('id' => 'message_send',
 116                                                                           'name' => 'message_send',
 117                                                                           'type' => 'submit',
 118                                                                           'value' => _('Send')));
 119
 120                 common_element_end('p');
 121                 common_element_end('form');
 122         }
 123
 124         function show_form($msg=NULL) {
 125
 126                 $content = $this->trimmed('content');
 127                 $user = common_current_user();
 128
 129                 $to = $this->trimmed('to');
 130
 131                 $other = User::staticGet('id', $to);
 132
 133                 if (!$other) {
 134                         $this->client_error(_('No such user'), 404);
 135                         return;
 136                 }
 137
 138                 if (!$user->mutuallySubscribed($other)) {
 139                         $this->client_error(_('You can\'t send a message to this user.'), 404);
 140                         return;
 141                 }
 142
 143                 common_show_header(_('New message'), NULL,
 144                                                    array($content, $user, $other),
 145                                    array($this, 'show_top'));
 146
 147                 if ($msg) {
 148                         common_element('p', 'error', $msg);
 149                 }
 150
 151                 common_show_footer();
 152         }
 153
 154         function notify($from, $to, $message) {
 155                 mail_notify_message($message, $from, $to);
 156                 # XXX: Jabber, SMS notifications... probably queued
 157         }
 158 }