X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=xmppdaemon.php;h=9aaa953fd0c3016e027c579b889bf164e3942247;hb=38b215805e17e3df93c4b93c323ed7e72b927820;hp=b42e33566a1fb285aa96e81b222810df88847934;hpb=8b89e1cfb074d9255ab3eb66aa16ee0a01a0db7a;p=quix0rs-gnu-social.git

diff --git a/xmppdaemon.php b/xmppdaemon.php
old mode 100644
new mode 100755
index b42e33566a..9aaa953fd0
--- a/xmppdaemon.php
+++ b/xmppdaemon.php
@@ -1,3 +1,4 @@
+#!/usr/bin/env php
 <?php
 /*
  * Laconica - a distributed open-source microblogging tool
@@ -27,72 +28,149 @@ define('INSTALLDIR', dirname(__FILE__));
 define('LACONICA', true);
 
 require_once(INSTALLDIR . '/lib/common.php');
-require_once('xmpp.php');
+require_once(INSTALLDIR . '/lib/jabber.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 {
 
-	function XMPPDaemon() {
-		static $attrs = array('server', 'port', 'user', 'password',
-					   'resource');
+	function XMPPDaemon($resource=NULL) {
+		static $attrs = array('server', 'port', 'user', 'password', 'host');
 
 		foreach ($attrs as $attr)
 		{
 			$this->$attr = common_config('xmpp', $attr);
 		}
+
+		if ($resource) {
+			$this->resource = $resource;
+		} else {
+			$this->resource = common_config('xmpp', 'resource') . 'daemon';
+		}
+
+		$this->log(LOG_INFO, "{$this->user}@{$this->server}/{$this->resource}");
 	}
 
 	function connect() {
-		$this->conn = new XMPP($this->server, $this->port, $this->user,
-							   $this->password, $this->resource);
+
+		$connect_to = ($this->host) ? $this->host : $this->server;
+
+		$this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
+
+		$this->conn = jabber_connect($this->resource);
+
 		if (!$this->conn) {
 			return false;
 		}
-		$this->conn->connect();
-		return !$this->conn->disconnected;
+	    
+		return !$this->conn->isDisconnected();
 	}
 
 	function handle() {
-		while(!$this->conn->disconnected) {
-			$payloads = $this->conn->processUntil(array('message', 'presence',
-														'end_stream', 'session_start'));
-			foreach($payloads as $event) {
-				$pl = $event[1];
-				switch($event[0]) {
-				 case 'message':
-					$this->handle_message($pl);
-					break;
-				 case 'presence':
-					$this->handle_presence($pl);
-					break;
-				 case 'session_start':
-					$this->handle_session($pl);
-					break;
+
+		static $parts = array('message', 'presence',
+							  'end_stream', 'session_start');
+
+		while(!$this->conn->isDisconnected()) {
+
+			$payloads = $this->conn->processUntil($parts, 10);
+
+			if ($payloads) {
+				foreach($payloads as $event) {
+					$pl = $event[1];
+					switch($event[0]) {
+					 case 'message':
+						$this->handle_message($pl);
+						break;
+					 case 'presence':
+						$this->handle_presence($pl);
+						break;
+					 case 'session_start':
+						$this->handle_session($pl);
+						break;
+					}
 				}
 			}
+
+			$this->broadcast_queue();
+			$this->confirmation_queue();
+		}
+	}
+	
+	function handle_session($pl) {
+		# XXX what to do here?
+		return true;
+	}
+	
+	function get_user($from) {
+		$user = User::staticGet('jabber', jabber_normalize_jid($from));
+		return $user;
+	}
+
+	function get_confirmation($from) {
+		$confirm = new Confirm_address();
+		$confirm->address = $from;
+		$confirm->address_type = 'jabber';
+		if ($confirm->find(TRUE)) {
+			return $confirm;
+		} else {
+			return NULL;
 		}
 	}
 
 	function handle_message(&$pl) {
-		$user = User::staticGet('jabber', $pl['from']);
+		if ($pl['type'] != 'chat') {
+			return;
+		}
+		if (strlen($pl['body']) == 0) {
+			return;
+		}
+
+		$from = jabber_normalize_jid($pl['from']);
+		$user = $this->get_user($from);
+
 		if (!$user) {
-			$this->log(LOG_WARNING, 'Message from unknown user ' . $pl['from']);
+			$this->from_site($from, 'Unknown user; go to ' .
+							 common_local_url('imsettings') .
+							 ' to add your address to your account');
+			$this->log(LOG_WARNING, 'Message from unknown user ' . $from);
 			return;
 		}
 		if ($this->handle_command($user, $pl['body'])) {
 			return;
+		} else if ($this->is_autoreply($pl['body'])) {
+			$this->log(LOG_INFO, 'Ignoring auto reply from ' . $from);
+			return;
 		} else {
 			$this->add_notice($user, $pl);
 		}
 	}
 
+	function is_autoreply($txt) {
+		if (preg_match('/[\[\(]?[Aa]uto-?[Rr]eply[\]\)]/', $txt)) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+	
+	function from_site($address, $msg) {
+		$text = '['.common_config('site', 'name') . '] ' . $msg;
+		jabber_send_message($address, $text);
+	}
+
 	function handle_command($user, $body) {
 		# XXX: localise
 		switch(trim($body)) {
 		 case 'on':
 			$this->set_notify($user, true);
+			$this->from_site($user->jabber, 'notifications on');
 			return true;
 		 case 'off':
 			$this->set_notify($user, false);
+			$this->from_site($user->jabber, 'notifications off');
 			return true;
 		 default:
 			return false;
@@ -119,6 +197,7 @@ class XMPPDaemon {
 		$notice = new Notice();
 		$notice->profile_id = $user->id;
 		$notice->content = trim(substr($pl['body'], 0, 140));
+		$notice->rendered = common_render_content($notice->content, $notice);
 		$notice->created = DB_DataObject_Cast::dateTime();
 		$notice->query('BEGIN');
 		$id = $notice->insert();
@@ -141,34 +220,206 @@ class XMPPDaemon {
 					   ': ' . $last_error->message);
 			return;
 		}
-		common_broadcast_notice($notice);
+		$notice->query('COMMIT');
+        common_save_replies($notice);	
+		common_real_broadcast($notice);
 		$this->log(LOG_INFO,
 				   'Added notice ' . $notice->id . ' from user ' . $user->nickname);
 	}
 
 	function handle_presence(&$pl) {
-		$user = User::staticGet('jabber', $pl['from']);
-		if (!$user) {
-			$this->log(LOG_WARNING, 'Message from unknown user ' . $pl['from']);
-			return;
+		$from = jabber_normalize_jid($pl['from']);
+		switch ($pl['type']) {
+		 case 'subscribe':
+			# We let anyone subscribe
+			$this->subscribed($from);
+			$this->log(LOG_INFO,
+					   'Accepted subscription from ' . $from);
+			break;
+		 case 'subscribed':
+		 case 'unsubscribed':
+		 case 'unsubscribe':
+			$this->log(LOG_INFO,
+					   'Ignoring  "' . $pl['type'] . '" from ' . $from);
+			break;
+		 default:
+			if (!$pl['type']) {
+				$user = User::staticGet('jabber', $from);
+				if (!$user) {
+					$this->log(LOG_WARNING, 'Message from unknown user ' . $from);
+					return;
+				}
+				if ($user->updatefrompresence) {
+					$this->log(LOG_INFO, 'Updating ' . $user->nickname .
+							   ' status from presence.');
+					$this->add_notice($user, $pl);
+				}
+			}
+			break;
 		}
-		if ($user->updatefrompresence) {
-			$this->add_notice($user, $pl);
+	}
+
+	function log($level, $msg) {
+		common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
+	}
+
+	function subscribed($to) {
+		jabber_special_presence('subscribed', $to);
+	}
+
+	function set_status($status) {
+		$this->log(LOG_INFO, 'Setting status to "' . $status . '"');
+		jabber_send_presence($status);
+	}
+
+	function top_queue_item() {
+
+		$qi = new Queue_item();
+		$qi->orderBy('created');
+		$qi->whereAdd('claimed is NULL');
+
+		$qi->limit(1);
+
+		$cnt = $qi->find(TRUE);
+
+		if ($cnt) {
+			# XXX: potential race condition
+			# can we force it to only update if claimed is still NULL
+			# (or old)?
+			$this->log(LOG_INFO, 'claiming queue item = ' . $qi->notice_id);
+			$orig = clone($qi);
+			$qi->claimed = DB_DataObject_Cast::dateTime();
+			$result = $qi->update($orig);
+			if ($result) {
+				$this->log(LOG_INFO, 'claim succeeded.');
+				return $qi;
+			} else {
+				$this->log(LOG_INFO, 'claim failed.');
+			}
 		}
+		$qi = NULL;
+		return NULL;
 	}
 
-	function handle_session(&$pl) {
-		$this->conn->presence($status="Send me a message to post a notice");
+	function broadcast_queue() {
+		$this->clear_old_claims();
+		$this->log(LOG_INFO, 'checking for queued notices');
+		do {
+			$qi = $this->top_queue_item();
+			if ($qi) {
+				$this->log(LOG_INFO, 'Got item enqueued '.common_exact_date($qi->created));
+				$notice = Notice::staticGet($qi->notice_id);
+				if ($notice) {
+					$this->log(LOG_INFO, 'broadcasting notice ID = ' . $notice->id);
+					# XXX: what to do if broadcast fails?
+					$result = common_real_broadcast($notice, $this->is_remote($notice));
+					if (!$result) {
+						$this->log(LOG_WARNING, 'Failed broadcast for notice ID = ' . $notice->id);
+						$orig = $qi;
+						$qi->claimed = NULL;
+						$qi->update($orig);
+						$this->log(LOG_WARNING, 'Abandoned claim for notice ID = ' . $notice->id);
+						continue;
+					}
+					$this->log(LOG_INFO, 'finished broadcasting notice ID = ' . $notice->id);
+					$notice = NULL;
+				} else {
+					$this->log(LOG_WARNING, 'queue item for notice that does not exist');
+				}
+				$qi->delete();
+			}
+		} while ($qi);
 	}
 
-	function log($level, $msg) {
-		common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
+	function clear_old_claims() {
+		$qi = new Queue_item();
+	        $qi->claimed = NULL;
+		$qi->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
+		$qi->update(DB_DATAOBJECT_WHEREADD_ONLY);
+	}
+
+	function is_remote($notice) {
+		$user = User::staticGet($notice->profile_id);
+		return !$user;
+	}
+	
+	function confirmation_queue() {
+	    # $this->clear_old_confirm_claims();
+		$this->log(LOG_INFO, 'checking for queued confirmations');
+		do {
+			$confirm = $this->next_confirm();
+			if ($confirm) {
+				$this->log(LOG_INFO, 'Sending confirmation for ' . $confirm->address);
+				$user = User::staticGet($confirm->user_id);
+				if (!$user) {
+					$this->log(LOG_WARNING, 'Confirmation for unknown user ' . $confirm->user_id);
+					continue;
+				}
+				$success = jabber_confirm_address($confirm->code,
+								  $user->nickname,
+								  $confirm->address);
+				if (!$success) {
+					$this->log(LOG_ERROR, 'Confirmation failed for ' . $confirm->address);
+					# Just let the claim age out; hopefully things work then
+					continue;
+				} else {
+					$this->log(LOG_INFO, 'Confirmation sent for ' . $confirm->address);
+					# Mark confirmation sent
+					$original = clone($confirm);
+					$confirm->sent = $confirm->claimed;
+					$result = $confirm->update($original);
+					if (!$result) {
+						$this->log(LOG_ERROR, 'Cannot mark sent for ' . $confirm->address);
+						# Just let the claim age out; hopefully things work then
+						continue;
+					}
+				}
+			}
+		} while ($confirm);
 	}
+	
+	function next_confirm() {
+		$confirm = new Confirm_address();
+		$confirm->whereAdd('claimed IS NULL');
+		$confirm->whereAdd('sent IS NULL');
+		# XXX: eventually we could do other confirmations in the queue, too
+		$confirm->address_type = 'jabber';
+		$confirm->orderBy('modified DESC');
+		$confirm->limit(1);
+		if ($confirm->find(TRUE)) {
+			$this->log(LOG_INFO, 'Claiming confirmation for ' . $confirm->address);
+		        # working around some weird DB_DataObject behaviour
+			$confirm->whereAdd(''); # clears where stuff
+		        $original = clone($confirm);
+			$confirm->claimed = DB_DataObject_Cast::dateTime();
+			$result = $confirm->update($original);
+			if ($result) {
+				$this->log(LOG_INFO, 'Succeeded in claim! '. $result);
+				return $confirm;
+			} else {
+				$this->log(LOG_INFO, 'Failed in claim!');
+				return false;
+			}
+		}
+		return NULL;
+	}
+	
+	function clear_old_confirm_claims() {
+		$confirm = new Confirm();
+	        $confirm->claimed = NULL;
+		$confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
+		$confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
+	}
+	
 }
 
-$daemon = new XMPPDaemon();
+$resource = ($argc > 1) ? $argv[1] : NULL;
+
+$daemon = new XMPPDaemon($resource);
 
 if ($daemon->connect()) {
+	$daemon->set_status("Send me a message to post a notice");
 	$daemon->handle();
 }
+
 ?>