Index: trunk/core/kernel/utility/unit_config_reader.php
===================================================================
diff -u -N -r8104 -r8402
--- trunk/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 8104)
+++ trunk/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 8402)
@@ -203,6 +203,7 @@
 	 */
 	function ParseConfigs()
 	{
+		// 1. process normal configs and their dependencies
 		$prioritized_configs = array();
 		foreach ($this->configData as $prefix => $config) {
 			if (isset($config['ConfigPriority'])) {
@@ -218,10 +219,15 @@
 			$clones = $this->postProcessConfig($prefix, 'Clones', 'prefix');
 		}
 
+		// 2. process prioritized configs and their dependencies 
 		asort($prioritized_configs);
 		foreach ($prioritized_configs as $prefix => $priority) {
 			$this->parseConfig($prefix);
 		}
+		
+		foreach ($prioritized_configs as $prefix => $priority) {
+			$this->ProcessDependencies($prefix);
+		}
 	}
 
 	function AfterConfigRead()
@@ -233,10 +239,57 @@
 			$this->Application->HandleEvent( new kEvent($prefix.':OnAfterConfigRead') );
 			$this->AfterConfigProcessed[] = $prefix;
 		}
-		if ($this->StoreCache) $this->CacheParsedData();
+		
+		if ($this->StoreCache) {
+			$this->processDynamicClones();
+			$this->CacheParsedData();
+			
+			if ($this->Application->isDebugMode(false) && constOn('DBG_VALIDATE_CONFIGS')) {
+				// validate configs here to have changes from OnAfterConfigRead hooks to prefixes
+				foreach ($this->configData as $prefix => $config) {
+					if (!isset($config['TableName'])) continue;
+					$this->ValidateConfig($prefix);
+				}
+			}
+		}
 	}
 
 	/**
+	 * Re-reads all configs
+	 *
+	 */
+	function ReReadConfigs()
+	{
+		$this->includeConfigFiles(MODULES_PATH);
+		$this->ParseConfigs();
+		$this->AfterConfigRead();
+		$this->processDynamicClones();
+	}
+	
+	/**
+	 * Process clones, that were defined via OnAfterConfigRead event
+	 *
+	 */
+	function processDynamicClones()
+	{
+		$new_clones = Array();
+		foreach ($this->configData as $prefix => $config) {
+			$clones = $this->postProcessConfig($prefix, 'Clones', 'prefix');
+			if ($clones) {
+				$new_clones = array_merge($new_clones, $clones);
+			}
+		}
+		
+		// call OnAfterConfigRead for cloned configs
+		$new_clones = array_unique($new_clones);
+		foreach ($new_clones as $prefix) {
+			if (in_array($prefix, $this->AfterConfigProcessed)) continue;
+			$this->Application->HandleEvent( new kEvent($prefix.':OnAfterConfigRead') );
+			$this->AfterConfigProcessed[] = $prefix;
+		}
+	}
+	
+	/**
 		 * Register nessasary classes
 		 * This method should only process the data which is cached!
 		 *
@@ -349,15 +402,14 @@
 			// replacement templates defined in this config
 			$this->Application->ReplacementTemplates = array_merge_recursive2($this->Application->ReplacementTemplates, $config['ReplacementTemplates']);
 		}
-
-		if ( $this->Application->isDebugMode(false) && constOn('DBG_VALIDATE_CONFIGS') && isset($config['TableName']) ) {
-			$this->ValidateConfig($prefix);
-		}
 	}
+
 	function ValidateConfig($prefix)
 	{
 		global $debugger;
+		
 		$config =& $this->configData[$prefix];
+		
 		$tablename = $config['TableName'];
 		$float_types = Array ('float', 'double', 'numeric');
 		$conn =& $this->Application->GetADODBConnection();
@@ -369,8 +421,10 @@
 			safeDefine('DBG_RAISE_ON_WARNINGS', 1);
 			return ;
 		}
+		
 		$res = $conn->Query('DESCRIBE '.$tablename);
 		$config_link = $debugger->getFileLink(FULL_PATH.$this->prefixFiles[$config['Prefix']], 1, $config['Prefix']);
+
 		$error_messages = Array (
 			'field_not_found' => 'Field <strong>%s</strong> exists in the database, but <strong>is not defined</strong> in config',
 			'default_missing' => 'Default value for field <strong>%s</strong> not set in config',
@@ -380,6 +434,7 @@
 			'invalid_default' => '<strong>Default value</strong> for field %s<strong>%s</strong> not sync. to db (in config = %s, in db = %s)',
 			'type_missing' => '<strong>Type definition</strong> for field <strong>%s</strong> missing in config',
 		);
+		
 		$config_errors = Array ();
 		$tablename = preg_replace('/^'.preg_quote(TABLE_PREFIX, '/').'(.*)/', '\\1', $tablename); // remove table prefix
 
@@ -391,6 +446,7 @@
 					// skip multilingual fields
 					continue;
 				}
+				
 				if (!array_key_exists ($f_name, $config['Fields'])) {
 					$config_errors[] = sprintf($error_messages['field_not_found'], $f_name);
 				}
@@ -405,6 +461,7 @@
 						$config_errors[] = sprintf($error_messages['default_missing'], $f_name);
 						$default_missing = true;
 					}
+					
 					if ($field['Null'] != 'YES') {
 						// field is NOT NULL in database (MySQL5 for null returns "NO", but MySQL4 returns "")
 						if ( $f_name != $config['IDField'] && !isset($options['not_null']) && !isset($options['required']) ) {
@@ -419,9 +476,11 @@
 							$config_errors[] = sprintf($error_messages['not_null_error3'], $f_name);
 						}					
 					}
+
 					if (!array_key_exists('type', $options)) {
 						$config_errors[] = sprintf($error_messages['type_missing'], $f_name);
 					}
+					
 					if (!$default_missing) {
 						if ($f_name == $config['IDField'] && $options['type'] != 'string' && $options['default'] !== 0) {
 							$config_errors[] = sprintf($error_messages['invalid_default'], '<span class="debug_error">IDField</span> ', $f_name, $this->varDump($options['default']), $this->varDump($field['Default']));
@@ -433,18 +492,19 @@
 				}
 			}
 		}
+		
 		if ($config_errors) {
 			$error_prefix = '<strong class="debug_error">Config Error'.(count($config_errors) > 1 ? 's' : '').': </strong> for prefix <strong>'.$config_link.'</strong> ('.$tablename.') in unit config:<br />';
 			$config_errors = $error_prefix.'&nbsp;&nbsp;&nbsp;'.implode('<br />&nbsp;&nbsp;&nbsp;', $config_errors);
+			
 			$debugger->appendHTML($config_errors);
-							safeDefine('DBG_RAISE_ON_WARNINGS', 1);
-						}
+			safeDefine('DBG_RAISE_ON_WARNINGS', 1);
+		}
 	}
 	
 	function varDump($value)
 	{
 		return '<strong>'.var_export($value, true).'</strong> of '.gettype($value);
-
 	}
 
 	function ProcessDependencies($prefix)
@@ -464,7 +524,7 @@
 	function postProcessConfig($prefix, $config_key, $dst_prefix_var)
 	{
 		$main_config =& $this->configData[$prefix];
-		$sub_configs = getArrayValue($main_config, $config_key);
+		$sub_configs = isset($main_config[$config_key]) && $main_config[$config_key] ? $main_config[$config_key] : false; // getArrayValue($main_config, $config_key);
 		if (!$sub_configs) {
 			return array();
 		}