actions/postnotice.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/omb.php');
  23
  24 function is_readonly() {
  25         return false;
  26 }
  27
  28 class PostnoticeAction extends Action {
  29         function handle($args) {
  30                 parent::handle($args);
  31                 try {
  32                         $req = OAuthRequest::from_request();
  33                         # Note: server-to-server function!
  34                         $server = omb_oauth_server();
  35                         list($consumer, $token) = $server->verify_request($req);
  36                         if ($this->save_notice($req, $consumer, $token)) {
  37                                 print "omb_version=".OMB_VERSION_01;
  38                         }
  39                 } catch (OAuthException $e) {
  40                         common_server_error($e->getMessage());
  41                         return;
  42                 }
  43         }
  44
  45         function save_notice(&$req, &$consumer, &$token) {
  46                 $version = $req->get_parameter('omb_version');
  47                 if ($version != OMB_VERSION_01) {
  48                         common_user_error(_('Unsupported OMB version'), 400);
  49                         return false;
  50                 }
  51                 # First, check to see
  52                 $listenee =  $req->get_parameter('omb_listenee');
  53                 $remote_profile = Remote_profile::staticGet('uri', $listenee);
  54                 if (!$remote_profile) {
  55                         common_user_error(_('Profile unknown'), 403);
  56                         return false;
  57                 }
  58                 $sub = Subscription::staticGet('token', $token->key);
  59                 if (!$sub) {
  60                         common_user_error(_('No such subscription'), 403);
  61                         return false;
  62                 }
  63                 $content = $req->get_parameter('omb_notice_content');
  64                 if (!$content || strlen($content) > 140) {
  65                         common_user_error(_('Invalid notice content'), 400);
  66                         return false;
  67                 }
  68                 $notice_uri = $req->get_parameter('omb_notice');
  69                 if (!Validate::uri($notice_uri) &&
  70                         !common_valid_tag($notice_uri)) {
  71                         common_user_error(_('Invalid notice uri'), 400);
  72                         return false;
  73                 }
  74                 $notice_url = $req->get_parameter('omb_notice_url');
  75                 if ($notice_url && !common_valid_http_url($notice_url)) {
  76                         common_user_error(_('Invalid notice url'), 400);
  77                         return false;
  78                 }
  79                 $notice = Notice::staticGet('uri', $notice_uri);
  80                 if (!$notice) {
  81                         $notice = new Notice();
  82                         $notice->is_local = 0;
  83                         $notice->profile_id = $remote_profile->id;
  84                         $notice->uri = $notice_uri;
  85                         $notice->content = $content;
  86                         $notice->rendered = common_render_content($notice->content, $notice);
  87                         if ($notice_url) {
  88                                 $notice->url = $notice_url;
  89                         }
  90                         $notice->created = DB_DataObject_Cast::dateTime(); # current time
  91                         $id = $notice->insert();
  92                         if (!$id) {
  93                                 common_server_error(_('Error inserting notice'), 500);
  94                                 return false;
  95                         }
  96                         common_save_replies($notice);
  97                         common_broadcast_notice($notice, true);
  98                 }
  99                 return true;
 100         }
 101 }