From b31bb1f27f066a2d49f5ab9ee0ca15e985efc788 Mon Sep 17 00:00:00 2001
From: tbrehm <t.brehm@ispconfig.org>
Date: Mon, 26 Sep 2011 06:50:23 -0400
Subject: [PATCH] Fixed: FS#1619 - Add apache SNI / SAN support for SSL.

---
 server/lib/classes/modules.inc.php |  198 +++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 173 insertions(+), 25 deletions(-)

diff --git a/server/lib/classes/modules.inc.php b/server/lib/classes/modules.inc.php
index a8de65b..ebb468e 100644
--- a/server/lib/classes/modules.inc.php
+++ b/server/lib/classes/modules.inc.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
-Copyright (c) 2007, Till Brehm, projektfarm Gmbh
+Copyright (c) 2007 - 2009, Till Brehm, projektfarm Gmbh
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,
@@ -31,31 +31,33 @@
 class modules {
 	
 	var $notification_hooks = array();
+	var $current_datalog_id = 0;
+	var $debug = false;
 	
 	/*
-	 This function is called to load the modules from the mods-available folder
+	 This function is called to load the modules from the mods-enabled or the mods-core folder
 	*/
-	
-	function loadModules() {
+	function loadModules($type) {
 		global $app, $conf;
 		
-		
-		
-		$modules_dir = $conf["rootpath"].$conf["fs_div"]."mods-enabled".$conf["fs_div"];
+		$subPath = 'mods-enabled';
+		if ($type == 'core') $subPath = 'mods-core';
+
+		$modules_dir = $conf['rootpath'].$conf['fs_div'].$subPath.$conf['fs_div'];
 		if (is_dir($modules_dir)) {
 			if ($dh = opendir($modules_dir)) {
 				while (($file = readdir($dh)) !== false) {
 					if($file != '.' && $file != '..' && substr($file,-8,8) == '.inc.php') {
 						$module_name = substr($file,0,-8);
 						include_once($modules_dir.$file);
-						$app->log("Loading Module: $module_name",LOGLEVEL_DEBUG);
+						if($this->debug) $app->log('Loading Module: '.$module_name,LOGLEVEL_DEBUG);
 						$app->loaded_modules[$module_name] = new $module_name;
 						$app->loaded_modules[$module_name]->onLoad();
 					}
 				}
 			}
 		} else {
-			$app->log("Modules directory missing: $modules_dir",LOGLEVEL_ERROR);
+			$app->log('Modules directory missing: '.$modules_dir,LOGLEVEL_ERROR);
 		}
 		
 	}
@@ -68,7 +70,7 @@
 	function registerTableHook($table_name,$module_name,$function_name) {
 		global $app;
 		$this->notification_hooks[$table_name][] = array('module' => $module_name, 'function' => $function_name);
-		$app->log("Registered TableHook '$table_name' in module '$module_name' for processing function '$function_name'",LOGLEVEL_DEBUG);
+		if($this->debug) $app->log("Registered TableHook '$table_name' in module '$module_name' for processing function '$function_name'",LOGLEVEL_DEBUG);
 	}
 	
 	/*
@@ -78,31 +80,177 @@
 	*/
 	
 	function processDatalog() {
-		global $app;
+		global $app,$conf;
 		
-		// TODO: process only new entries.
-		$sql = "SELECT * FROM sys_datalog WHERE 1";
-		$records = $app->db->queryAllRecords($sql);
-		foreach($records as $rec) {
-			$data = unserialize(stripslashes($rec["data"]));
-			$this->raiseTableHook($rec["dbtable"],$rec["action"],$data);
+		//* If its a multiserver setup
+		if($app->db->dbHost != $app->dbmaster->dbHost) {
+			if($conf['mirror_server_id'] > 0) {
+				$sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf['server_id']." OR server_id = ".$conf['mirror_server_id']." OR server_id = 0) ORDER BY datalog_id";
+			} else {
+				$sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf['server_id']." OR server_id = 0) ORDER BY datalog_id";
+			}
+			
+			$records = $app->dbmaster->queryAllRecords($sql);
+			foreach($records as $d) {
+				
+				//** encode data to utf-8 and unserialize it
+				if(!$data = unserialize(stripslashes($d['data']))) {
+					$data = unserialize($d['data']);
+				}
+				//** Decode data back to locale
+				/*
+				foreach($data['old'] as $key => $val) {
+					$data['old'][$key] = utf8_decode($val);
+				}
+				foreach($data['new'] as $key => $val) {
+					$data['new'][$key] = utf8_decode($val);
+				}
+				*/
+				
+				$replication_error = false;
+				
+				$this->current_datalog_id = $d['datalog_id'];
+				
+				/*
+				* If we are in a mirror setup, rewrite the server_id of records that originally 
+				* belonged to the mirrored server to the local server_id
+				*/
+				if($conf['mirror_server_id'] > 0 && $d['dbtable'] != 'server') {
+					if(isset($data['new']['server_id']) && $data['new']['server_id'] == $conf['mirror_server_id']) $data['new']['server_id'] = $conf['server_id'];
+					if(isset($data['old']['server_id']) && $data['old']['server_id'] == $conf['mirror_server_id']) $data['old']['server_id'] = $conf['server_id'];
+				}
+				
+				if(count($data['new']) > 0) {
+					if($d['action'] == 'i' || $d['action'] == 'u') {
+						$idx = explode(':',$d['dbidx']);
+						$tmp_sql1 = '';
+						$tmp_sql2 = '';
+						foreach($data['new'] as $fieldname => $val) {
+							$tmp_sql1 .= "`$fieldname`,";
+							$tmp_sql2 .= "'".$app->db->quote($val)."',";
+						}
+						$tmp_sql1 = substr($tmp_sql1,0,-1);
+						$tmp_sql2 = substr($tmp_sql2,0,-1);
+						//$tmp_sql1 .= "$idx[0]";
+						//$tmp_sql2 .= "$idx[1]";
+						$sql = "REPLACE INTO $d[dbtable] ($tmp_sql1) VALUES ($tmp_sql2)";
+						$app->db->errorNumber = 0;
+						$app->db->errorMessage = '';
+						$app->db->query($sql);
+						if($app->db->errorNumber > 0) {
+							$replication_error = true;
+							$app->log("Replication failed. Error: (" . $d[dbtable] . ") in MySQL server: (".$app->db->dbHost.") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR);
+						}
+						$app->log('Replicated from master: '.$sql,LOGLEVEL_DEBUG);
+					}
+					/*
+					if($d["action"] == 'u') {
+						$sql = "UPDATE $d[dbtable] SET ";
+						foreach($data['new'] as $fieldname => $val) {
+							$sql .= "`$fieldname` = '$val',";
+						}
+						$sql = substr($sql,0,-1);
+						$idx = explode(":",$d["dbidx"]);
+						$sql .= " WHERE $idx[0] = $idx[1]";
+						$app->db->query($sql);
+						if($app->db->errorNumber > 0) {
+							$replication_error = true;
+							$app->log("Replication failed. Error: (" . $d[dbtable] . ") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR);
+						}
+						$app->log("Replicated from master: ".$sql,LOGLEVEL_DEBUG);
+					}
+					*/
+					if($d['action'] == 'd') {
+						$idx = explode(':',$d['dbidx']);
+						$sql = "DELETE FROM $d[dbtable] ";
+						$sql .= " WHERE $idx[0] = $idx[1]";
+						$app->db->query($sql);
+						if($app->db->errorNumber > 0) {
+							$replication_error = true;
+							$app->log("Replication failed. Error: (" . $d[dbtable] . ") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR);
+						}
+						$app->log('Replicated from master: '.$sql,LOGLEVEL_DEBUG);
+					}
+				
+				
+					if($replication_error == false) {
+						if(is_array($data['old']) || is_array($data['new'])) {
+							$this->raiseTableHook($d['dbtable'],$d['action'],$data);
+						} else {
+							$app->log('Data array was empty for datalog_id '.$d['datalog_id'],LOGLEVEL_WARN);
+						}
+						//$this->raiseTableHook($d["dbtable"],$d["action"],$data);
+						//$app->dbmaster->query("DELETE FROM sys_datalog WHERE datalog_id = ".$d["datalog_id"]);
+						//$app->log("Deleting sys_datalog ID ".$d["datalog_id"],LOGLEVEL_DEBUG);
+						$app->dbmaster->query("UPDATE server SET updated = ".$d["datalog_id"]." WHERE server_id = ".$conf['server_id']);
+						$app->log('Processed datalog_id '.$d['datalog_id'],LOGLEVEL_DEBUG);
+					} else {
+						$app->log('Error in Replication, changes were not processed.',LOGLEVEL_ERROR);
+						/*
+						 * If there is any error in processing the datalog we can't continue, because
+						 * we do not know if the newer actions require this (old) one.
+						 */
+						return;
+					}
+				} else {
+					$app->log('Datalog does not contain any changes for this record '.$d['datalog_id'],LOGLEVEL_DEBUG);
+				}
+			}
+			
+		//* if we have a single server setup
+		} else {
+			$sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf['server_id']." OR server_id = 0) ORDER BY datalog_id";
+			$records = $app->db->queryAllRecords($sql);
+			foreach($records as $d) {
+				
+				//** encode data to utf-8 to be able to unserialize it and then unserialize it
+				if(!$data = unserialize(stripslashes($d['data']))) {
+					$data = unserialize($d['data']);
+				}
+				//** decode data back to current locale
+				/*
+				foreach($data['old'] as $key => $val) {
+					$data['old'][$key] = utf8_decode($val);
+				}
+				foreach($data['new'] as $key => $val) {
+					$data['new'][$key] = utf8_decode($val);
+				}
+				*/
+				
+				$this->current_datalog_id = $d['datalog_id'];
+				if(is_array($data['old']) || is_array($data['new'])) {
+					$this->raiseTableHook($d['dbtable'],$d['action'],$data);
+				} else {
+					$app->log('Data array was empty for datalog_id '.$d['datalog_id'],LOGLEVEL_WARN);
+				}
+				//$app->db->query("DELETE FROM sys_datalog WHERE datalog_id = ".$rec["datalog_id"]);
+				//$app->log("Deleting sys_datalog ID ".$rec["datalog_id"],LOGLEVEL_DEBUG);
+				$app->db->query("UPDATE server SET updated = ".$d['datalog_id']." WHERE server_id = ".$conf['server_id']);
+				$app->log('Processed datalog_id '.$d['datalog_id'],LOGLEVEL_DEBUG);
+			}
 		}
+		
+		
+		
+		
+		
 	}
 	
 	function raiseTableHook($table_name,$action,$data) {
 		global $app;
 		
 		// Get the hooks for this table
-		$hooks = $this->notification_hooks[$table_name];
-		$app->log("Raised TableHook for table: '$table_name'",LOGLEVEL_DEBUG);
+		$hooks = (isset($this->notification_hooks[$table_name]))?$this->notification_hooks[$table_name]:'';
+		if($this->debug) $app->log("Raised TableHook for table: '$table_name'",LOGLEVEL_DEBUG);
 		
 		if(is_array($hooks)) {
 			foreach($hooks as $hook) {
-				$module_name = $hook["module"];
-				$function_name = $hook["function"];
-				// Claa the processing function of the module
-				$app->log("Call function '$function_name' in module '$module_name' raised by TableHook '$table_name'.",LOGLEVEL_DEBUG);
-				call_user_method($function_name,$app->loaded_modules[$module_name],$table_name,$action,$data);
+				$module_name = $hook['module'];
+				$function_name = $hook['function'];
+				// Call the processing function of the module
+				if($this->debug) $app->log("Call function '$function_name' in module '$module_name' raised by TableHook '$table_name'.",LOGLEVEL_DEBUG);
+				// call_user_method($function_name,$app->loaded_modules[$module_name],$table_name,$action,$data);
+				call_user_func(array($app->loaded_modules[$module_name],$function_name),$table_name,$action,$data);
 				unset($module_name);
 				unset($function_name);
 			}
@@ -113,4 +261,4 @@
 	
 }
 
-?>
\ No newline at end of file
+?>

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