X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=scripts%2Fxmppdaemon.php;h=b2efc07c38c644092b4a1549761efb01af99c330;hb=769e5b7622445cf49cbaf5a416fb6b250b072866;hp=ead842928fd1b3039654a25126bc38e70f854407;hpb=eb2f9c98ac115ce67e9a740b200c832153ffa05c;p=quix0rs-gnu-social.git

diff --git a/scripts/xmppdaemon.php b/scripts/xmppdaemon.php
index ead842928f..b2efc07c38 100755
--- a/scripts/xmppdaemon.php
+++ b/scripts/xmppdaemon.php
@@ -1,8 +1,8 @@
 #!/usr/bin/env php
 <?php
 /*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -18,28 +18,35 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-# Abort if called from a web server
-if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
-    print "This script must be run from the command line\n";
-    exit();
-}
-
 define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
-define('LACONICA', true);
 
-require_once(INSTALLDIR . '/lib/common.php');
-require_once(INSTALLDIR . '/lib/jabber.php');
-require_once(INSTALLDIR . '/lib/daemon.php');
+$shortoptions = 'fi::';
+$longoptions = array('id::', 'foreground');
+
+$helptext = <<<END_OF_XMPP_HELP
+Daemon script for receiving new notices from Jabber users.
+
+    -i --id           Identity (default none)
+    -f --foreground   Stay in the foreground (default background)
+
+END_OF_XMPP_HELP;
+
+require_once INSTALLDIR.'/scripts/commandline.inc';
 
-set_error_handler('common_error_handler');
+require_once INSTALLDIR . '/lib/common.php';
+require_once INSTALLDIR . '/lib/jabber.php';
+require_once INSTALLDIR . '/lib/daemon.php';
 
 # This is kind of clunky; we create a class to call the global functions
 # in jabber.php, which create a new XMPP class. A more elegant (?) solution
 # might be to use make this a subclass of XMPP.
 
-class XMPPDaemon extends Daemon {
+class XMPPDaemon extends Daemon
+{
+    function __construct($resource=null, $daemonize=true)
+    {
+        parent::__construct($daemonize);
 
-    function XMPPDaemon($resource=null) {
         static $attrs = array('server', 'port', 'user', 'password', 'host');
 
         foreach ($attrs as $attr)
@@ -48,16 +55,18 @@ class XMPPDaemon extends Daemon {
         }
 
         if ($resource) {
-            $this->resource = $resource;
+            $this->resource = $resource . 'daemon';
         } else {
             $this->resource = common_config('xmpp', 'resource') . 'daemon';
         }
 
-        $this->log(LOG_INFO, "INITIALIZE XMPPDaemon {$this->user}@{$this->server}/{$this->resource}");
-    }
+        $this->jid = $this->user.'@'.$this->server.'/'.$this->resource;
 
-    function connect() {
+        $this->log(LOG_INFO, "INITIALIZE XMPPDaemon {$this->jid}");
+    }
 
+    function connect()
+    {
         $connect_to = ($this->host) ? $this->host : $this->server;
 
         $this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
@@ -68,60 +77,108 @@ class XMPPDaemon extends Daemon {
             return false;
         }
 
+        $this->log(LOG_INFO, "Connected");
+
         $this->conn->setReconnectTimeout(600);
 
+        $this->log(LOG_INFO, "Sending initial presence.");
+
         jabber_send_presence("Send me a message to post a notice", 'available',
                              null, 'available', 100);
+
+        $this->log(LOG_INFO, "Done connecting.");
+
         return !$this->conn->isDisconnected();
     }
 
-    function name() {
+    function name()
+    {
         return strtolower('xmppdaemon.'.$this->resource);
     }
 
-    function run() {
+    function run()
+    {
         if ($this->connect()) {
 
+            $this->log(LOG_DEBUG, "Initializing stanza handlers.");
+
             $this->conn->addEventHandler('message', 'handle_message', $this);
             $this->conn->addEventHandler('presence', 'handle_presence', $this);
             $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
 
-            $this->conn->process();
+            $this->log(LOG_DEBUG, "Beginning processing loop.");
+
+            while ($this->conn->processTime(60)) {
+                $this->sendPing();
+            }
+        }
+    }
+
+    function sendPing()
+    {
+        if (!isset($this->pingid)) {
+            $this->pingid = 0;
+        } else {
+            $this->pingid++;
         }
+
+        $this->log(LOG_DEBUG, "Sending ping #{$this->pingid}");
+
+		$this->conn->send("<iq from='{$this->jid}' to='{$this->server}' id='ping_{$this->pingid}' type='get'><ping xmlns='urn:xmpp:ping'/></iq>");
     }
 
-    function handle_reconnect(&$pl) {
+    function handle_reconnect(&$pl)
+    {
+        $this->log(LOG_DEBUG, "Got reconnection callback.");
         $this->conn->processUntil('session_start');
+        $this->log(LOG_DEBUG, "Sending reconnection presence.");
         $this->conn->presence('Send me a message to post a notice', 'available', null, 'available', 100);
+        unset($pl['xml']);
+        $pl['xml'] = null;
+
+        $pl = null;
+        unset($pl);
     }
 
-    function get_user($from) {
+    function get_user($from)
+    {
         $user = User::staticGet('jabber', jabber_normalize_jid($from));
         return $user;
     }
 
-    function handle_message(&$pl) {
+    function handle_message(&$pl)
+    {
+        $from = jabber_normalize_jid($pl['from']);
+
         if ($pl['type'] != 'chat') {
+            $this->log(LOG_WARNING, "Ignoring message of type ".$pl['type']." from $from.");
             return;
         }
+
         if (mb_strlen($pl['body']) == 0) {
+            $this->log(LOG_WARNING, "Ignoring message with empty body from $from.");
             return;
         }
 
-        $from = jabber_normalize_jid($pl['from']);
-
         # Forwarded from another daemon (probably a broadcaster) for
         # us to handle
 
         if ($this->is_self($from)) {
+            $this->log(LOG_INFO, "Got forwarded notice from self ($from).");
             $from = $this->get_ofrom($pl);
+            $this->log(LOG_INFO, "Originally sent by $from.");
             if (is_null($from) || $this->is_self($from)) {
+                $this->log(LOG_INFO, "Ignoring notice originally sent by $from.");
                 return;
             }
         }
 
         $user = $this->get_user($from);
 
+        // For common_current_user to work
+        global $_cur;
+        $_cur = $user;
+
         if (!$user) {
             $this->from_site($from, 'Unknown user; go to ' .
                              common_local_url('imsettings') .
@@ -130,6 +187,7 @@ class XMPPDaemon extends Daemon {
             return;
         }
         if ($this->handle_command($user, $pl['body'])) {
+            $this->log(LOG_INFO, "Command messag by $from handled.");
             return;
         } else if ($this->is_autoreply($pl['body'])) {
             $this->log(LOG_INFO, 'Ignoring auto reply from ' . $from);
@@ -138,29 +196,41 @@ class XMPPDaemon extends Daemon {
             $this->log(LOG_INFO, 'Ignoring OTR from ' . $from);
             return;
         } else if ($this->is_direct($pl['body'])) {
+            $this->log(LOG_INFO, 'Got a direct message ' . $from);
+
             preg_match_all('/d[\ ]*([a-z0-9]{1,64})/', $pl['body'], $to);
 
             $to = preg_replace('/^d([\ ])*/', '', $to[0][0]);
             $body = preg_replace('/d[\ ]*('. $to .')[\ ]*/', '', $pl['body']);
+
+            $this->log(LOG_INFO, 'Direct message from '. $user->nickname . ' to ' . $to);
+
             $this->add_direct($user, $body, $to, $from);
         } else {
-            $len = mb_strlen($pl['body']);
-            if($len > 140) {
-                $this->from_site($from, 'Message too long - maximum is 140 characters, you sent ' . $len);
-                return;
-            }
+
+            $this->log(LOG_INFO, 'Posting a notice from ' . $user->nickname);
+
             $this->add_notice($user, $pl);
         }
 
         $user->free();
         unset($user);
+        unset($_cur);
+
+        unset($pl['xml']);
+        $pl['xml'] = null;
+
+        $pl = null;
+        unset($pl);
     }
 
-    function is_self($from) {
+    function is_self($from)
+    {
         return preg_match('/^'.strtolower(jabber_daemon_address()).'/', strtolower($from));
     }
 
-    function get_ofrom($pl) {
+    function get_ofrom($pl)
+    {
         $xml = $pl['xml'];
         $addresses = $xml->sub('addresses');
         if (!$addresses) {
@@ -194,15 +264,19 @@ class XMPPDaemon extends Daemon {
         return $jid;
     }
 
-    function is_autoreply($txt) {
+    function is_autoreply($txt)
+    {
         if (preg_match('/[\[\(]?[Aa]uto[-\s]?[Rr]e(ply|sponse)[\]\)]/', $txt)) {
             return true;
+        } else if (preg_match('/^System: Message wasn\'t delivered. Offline storage size was exceeded.$/', $txt)) {
+            return true;
         } else {
             return false;
         }
     }
 
-    function is_otr($txt) {
+    function is_otr($txt)
+    {
         if (preg_match('/^\?OTR/', $txt)) {
             return true;
         } else {
@@ -210,7 +284,8 @@ class XMPPDaemon extends Daemon {
         }
     }
 
-    function is_direct($txt) {
+    function is_direct($txt)
+    {
         if (strtolower(substr($txt, 0, 2))=='d ') {
             return true;
         } else {
@@ -218,12 +293,14 @@ class XMPPDaemon extends Daemon {
         }
     }
 
-    function from_site($address, $msg) {
+    function from_site($address, $msg)
+    {
         $text = '['.common_config('site', 'name') . '] ' . $msg;
         jabber_send_message($address, $text);
     }
 
-    function handle_command($user, $body) {
+    function handle_command($user, $body)
+    {
         $inter = new CommandInterpreter();
         $cmd = $inter->handle_command($user, $body);
         if ($cmd) {
@@ -235,21 +312,26 @@ class XMPPDaemon extends Daemon {
         }
     }
 
-    function add_notice(&$user, &$pl) {
+    function add_notice(&$user, &$pl)
+    {
         $body = trim($pl['body']);
-        $content_shortened = common_shorten_link($body);
-        if (mb_strlen($content_shortened) > 140) {
-            $content = trim(mb_substr($body, 0, 140));
-            $content_shortened = common_shorten_link($content);
-        }
-        else {
-            $content = $body;
+        $content_shortened = common_shorten_links($body);
+        if (Notice::contentTooLong($content_shortened)) {
+          $from = jabber_normalize_jid($pl['from']);
+          $this->from_site($from, sprintf(_("Message too long - maximum is %d characters, you sent %d"),
+                                          Notice::maxContent(),
+                                          mb_strlen($content_shortened)));
+          return;
         }
-        $notice = Notice::saveNew($user->id, $content, 'xmpp');
-        if (is_string($notice)) {
-            $this->log(LOG_ERR, $notice);
+
+        try {
+            $notice = Notice::saveNew($user->id, $content_shortened, 'xmpp');
+        } catch (Exception $e) {
+            $this->log(LOG_ERR, $e->getMessage());
+            $this->from_site($user->jabber, $e->getMessage());
             return;
         }
+
         common_broadcast_notice($notice);
         $this->log(LOG_INFO,
                    'Added notice ' . $notice->id . ' from user ' . $user->nickname);
@@ -257,7 +339,8 @@ class XMPPDaemon extends Daemon {
         unset($notice);
     }
 
-    function handle_presence(&$pl) {
+    function handle_presence(&$pl)
+    {
         $from = jabber_normalize_jid($pl['from']);
         switch ($pl['type']) {
          case 'subscribe':
@@ -289,24 +372,48 @@ class XMPPDaemon extends Daemon {
             }
             break;
         }
+        unset($pl['xml']);
+        $pl['xml'] = null;
+
+        $pl = null;
+        unset($pl);
     }
 
-    function log($level, $msg) {
-        common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
+    function log($level, $msg)
+    {
+        $text = 'XMPPDaemon('.$this->resource.'): '.$msg;
+        common_log($level, $text);
+        if (!$this->daemonize)
+        {
+            $line = common_log_line($level, $text);
+            echo $line;
+            echo "\n";
+        }
     }
 
-    function subscribed($to) {
+    function subscribed($to)
+    {
         jabber_special_presence('subscribed', $to);
     }
 }
 
-ini_set("max_execution_time", "0");
-ini_set("max_input_time", "0");
-set_time_limit(0);
-mb_internal_encoding('UTF-8');
+// Abort immediately if xmpp is not enabled, otherwise the daemon chews up
+// lots of CPU trying to connect to unconfigured servers
+if (common_config('xmpp','enabled')==false) {
+    print "Aborting daemon - xmpp is disabled\n";
+    exit();
+}
+
+if (have_option('i', 'id')) {
+    $id = get_option_value('i', 'id');
+} else if (count($args) > 0) {
+    $id = $args[0];
+} else {
+    $id = null;
+}
 
-$resource = ($argc > 1) ? $argv[1] : (common_config('xmpp','resource') . '-listen');
+$foreground = have_option('f', 'foreground');
 
-$daemon = new XMPPDaemon($resource);
+$daemon = new XMPPDaemon($id, !$foreground);
 
 $daemon->runOnce();