Index: branches/5.2.x/core/units/admin/admin_events_handler.php
===================================================================
diff -u -N -r14572 -r14585
--- branches/5.2.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 14572)
+++ branches/5.2.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 14585)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: admin_events_handler.php 14572 2011-09-20 15:25:49Z alex $
+* @version	$Id: admin_events_handler.php 14585 2011-09-24 12:04:17Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -19,6 +19,7 @@
 	function mapPermissions()
 	{
 		parent::mapPermissions();
+
 		$permissions = Array(
 			'OnSaveColumns'		=>	array('self' => true),
 			'OnClosePopup'		=>	array('self' => true),
@@ -44,8 +45,8 @@
 
 		$system_events = Array (
 			'OnResetModRwCache', 'OnResetSections', 'OnResetConfigsCache', 'OnResetParsedData', 'OnResetMemcache',
-			'OnDeleteCompiledTemplates', 'OnCompileTemplates', 'OnGenerateTableStructure',
-			'OnRebuildThemes', 'OnCheckPrefixConfig', 'OnMemoryCacheGet', 'OnMemoryCacheSet'
+			'OnDeleteCompiledTemplates', 'OnCompileTemplates', 'OnGenerateTableStructure', 'OnSynchronizeDBRevisions',
+			'OnDeploy', 'OnRebuildThemes', 'OnCheckPrefixConfig', 'OnMemoryCacheGet', 'OnMemoryCacheSet'
 		);
 
 		if (in_array($event->Name, $system_events)) {
@@ -451,7 +452,17 @@
 	 */
 	function OnStartup(&$event)
 	{
+		if ( $this->Application->isAdmin ) {
+			return ;
+		}
 
+		$base_url = preg_quote($this->Application->BaseURL(), '/');
+		$referrer = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
+
+		if ( $referrer && !preg_match('/^' . $base_url . '/', $referrer) ) {
+			$this->Application->Session->SetCookie('original_referrer', $referrer);
+			$this->Application->SetVar('original_referrer', $referrer);
+		}
 	}
 
 	/**
@@ -487,7 +498,7 @@
 		if(!$prefix_special) {
 			$prefix_special = $export_helper->ExportData('prefix');
 		}
-		$prefix_elems = split('\.|_', $prefix_special, 2);
+		$prefix_elems = preg_split('/\.|_/', $prefix_special, 2);
 		$perm_sections = $this->Application->getUnitOption($prefix_elems[0], 'PermSection');
 
 		if(!$this->Application->CheckPermission($perm_sections['main'].'.view')) {
@@ -512,7 +523,7 @@
 		/* @var $export_helper kCSVHelper */
 
 		$prefix_special = $export_helper->ExportData('prefix');
-		$prefix_elems = split('\.|_', $prefix_special, 2);
+		$prefix_elems = preg_split('/\.|_/', $prefix_special, 2);
 		$perm_sections = $this->Application->getUnitOption($prefix_elems[0], 'PermSection');
 
 		if(!$this->Application->CheckPermission($perm_sections['main'].'.view')) {
@@ -531,7 +542,7 @@
 	function OnCSVImportBegin(&$event)
 	{
 		$prefix_special = $this->Application->GetVar('PrefixSpecial');
-		$prefix_elems = split('\.|_', $prefix_special, 2);
+		$prefix_elems = preg_split('/\.|_/', $prefix_special, 2);
 		$perm_sections = $this->Application->getUnitOption($prefix_elems[0], 'PermSection');
 
 		if(!$this->Application->CheckPermission($perm_sections['main'].'.add') && !$this->Application->CheckPermission($perm_sections['main'].'.edit')) {
@@ -577,7 +588,7 @@
 		/* @var $export_helper kCSVHelper */
 
 		$prefix_special = $import_helper->ImportData('prefix');
-		$prefix_elems = split('\.|_', $prefix_special, 2);
+		$prefix_elems = preg_split('/\.|_/', $prefix_special, 2);
 		$perm_sections = $this->Application->getUnitOption($prefix_elems[0], 'PermSection');
 		if(!$this->Application->CheckPermission($perm_sections['main'].'.add') && !$this->Application->CheckPermission($perm_sections['main'].'.edit')) {
 			$event->status = kEvent::erPERM_FAIL;
@@ -1322,6 +1333,41 @@
 
 		echo $json_helper->encode($ret);
 	}
+
+	/**
+	 * Deploy changes
+	 *
+	 * Usage: "php tools/run_event.php adm:OnDeploy b674006f3edb1d9cd4d838c150b0567d"
+	 *
+	 * @param kEvent $event
+	 */
+	function OnDeploy(&$event)
+	{
+		if ( isset($GLOBALS['argv']) ) {
+			// command line invocation -> don't perform redirect
+			$event->status = erSTOP;
+		}
+
+		$deployment_helper =& $this->Application->recallObject('DeploymentHelper');
+		/* @var $deployment_helper DeploymentHelper */
+
+		$deployment_helper->deployAll();
+	}
+
+	/**
+	 * Synchronizes database revisions from "project_upgrades.sql" file
+	 *
+	 * @param kEvent $event
+	 */
+	function OnSynchronizeDBRevisions(&$event)
+	{
+		$deployment_helper =& $this->Application->recallObject('DeploymentHelper');
+		/* @var $deployment_helper DeploymentHelper */
+
+		if ( !$deployment_helper->deployAll(true) ) {
+			$event->status = erFAIL;
+		}
+	}
 }