scripts/xmppconfirmhandler.php

   1 #!/usr/bin/env php
   2 <?php
   3 /*
   4  * Laconica - a distributed open-source microblogging tool
   5  * Copyright (C) 2008, Controlez-Vous, Inc.
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 # Abort if called from a web server
  22 if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
  23         print "This script must be run from the command line\n";
  24         exit();
  25 }
  26
  27 define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
  28 define('LACONICA', true);
  29
  30 require_once(INSTALLDIR . '/lib/common.php');
  31 require_once(INSTALLDIR . '/lib/jabber.php');
  32 require_once(INSTALLDIR . '/lib/queuehandler.php');
  33
  34 set_error_handler('common_error_handler');
  35
  36 define('CLAIM_TIMEOUT', 1200);
  37
  38 class XmppConfirmHandler {
  39
  40         var $_id = 'confirm';
  41
  42         function XmppConfirmHandler($id=NULL) {
  43                 if ($id) {
  44                         $this->_id = $id;
  45                 }
  46         }
  47
  48         function start() {
  49                 # Low priority; we don't want to receive messages
  50                 $this->conn = jabber_connect($this->_id, NULL, -1);
  51                 return !is_null($this->conn);
  52         }
  53
  54         function handle_queue() {
  55                 $this->log(LOG_INFO, 'checking for queued confirmations');
  56                 $cnt = 0;
  57                 do {
  58                         $confirm = $this->next_confirm();
  59                         if ($confirm) {
  60                                 $this->log(LOG_INFO, 'Sending confirmation for ' . $confirm->address);
  61                                 $user = User::staticGet($confirm->user_id);
  62                                 if (!$user) {
  63                                         $this->log(LOG_WARNING, 'Confirmation for unknown user ' . $confirm->user_id);
  64                                         continue;
  65                                 }
  66                                 $success = jabber_confirm_address($confirm->code,
  67                                                                                                   $user->nickname,
  68                                                                                                   $confirm->address);
  69                                 if (!$success) {
  70                                         $this->log(LOG_ERR, 'Confirmation failed for ' . $confirm->address);
  71                                         # Just let the claim age out; hopefully things work then
  72                                         continue;
  73                                 } else {
  74                                         $this->log(LOG_INFO, 'Confirmation sent for ' . $confirm->address);
  75                                         # Mark confirmation sent
  76                                         $original = clone($confirm);
  77                                         $confirm->sent = $confirm->claimed;
  78                                         $result = $confirm->update($original);
  79                                         if (!$result) {
  80                                                 $this->log(LOG_ERR, 'Cannot mark sent for ' . $confirm->address);
  81                                                 # Just let the claim age out; hopefully things work then
  82                                                 continue;
  83                                         }
  84                                 }
  85                                 $cnt++;
  86                         } else {
  87                                 $this->clear_old_confirm_claims();
  88                                 sleep(10);
  89                         }
  90                 } while (true);
  91         }
  92
  93         function next_confirm() {
  94                 $confirm = new Confirm_address();
  95                 $confirm->whereAdd('claimed IS NULL');
  96                 $confirm->whereAdd('sent IS NULL');
  97                 # XXX: eventually we could do other confirmations in the queue, too
  98                 $confirm->address_type = 'jabber';
  99                 $confirm->orderBy('modified DESC');
 100                 $confirm->limit(1);
 101                 if ($confirm->find(TRUE)) {
 102                         $this->log(LOG_INFO, 'Claiming confirmation for ' . $confirm->address);
 103                         # working around some weird DB_DataObject behaviour
 104                         $confirm->whereAdd(''); # clears where stuff
 105                         $original = clone($confirm);
 106                         $confirm->claimed = common_sql_now();
 107                         $result = $confirm->update($original);
 108                         if ($result) {
 109                                 $this->log(LOG_INFO, 'Succeeded in claim! '. $result);
 110                                 return $confirm;
 111                         } else {
 112                                 $this->log(LOG_INFO, 'Failed in claim!');
 113                                 return false;
 114                         }
 115                 }
 116                 return NULL;
 117         }
 118
 119         function clear_old_confirm_claims() {
 120                 $confirm = new Confirm();
 121                 $confirm->claimed = NULL;
 122                 $confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
 123                 $confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
 124         }
 125
 126         function log($level, $msg) {
 127                 common_log($level, 'XmppConfirmHandler ('. $this->_id .'): '.$msg);
 128         }
 129 }
 130
 131 mb_internal_encoding('UTF-8');
 132
 133 $resource = ($argc > 1) ? $argv[1] : (common_config('xmpp', 'resource').'-confirm');
 134
 135 $handler = new XmppConfirmHandler($resource);
 136
 137 if ($handler->start()) {
 138         $handler->handle_queue();
 139 }
 140
 141 $handler->finish();