Index: trunk/core/units/relationship/relationship_event_handler.php
===================================================================
diff -u -N
--- trunk/core/units/relationship/relationship_event_handler.php	(revision 7635)
+++ trunk/core/units/relationship/relationship_event_handler.php	(revision 0)
@@ -1,266 +0,0 @@
-<?php
-
-	class RelationshipEventHandler extends kDBEventHandler
-	{
-		/**
-		 * Allows to override standart permission mapping
-		 *
-		 */
-		function mapPermissions()
-		{
-			parent::mapPermissions();
-			$permissions = Array(
-									'OnProcessSelected'		=>	Array('subitem' => 'add|edit'),
-							);
-			$this->permMapping = array_merge($this->permMapping, $permissions);
-		}
-
-		/**
-		 * Initializes new relation
-		 *
-		 * @param kEvent $event
-		 */
-		function OnNew(&$event)
-		{
-			parent::OnNew($event);
-
-			$object =& $event->getObject();
-			$table_info = $object->getLinkedInfo();
-
-			$object->SetDBField('SourceId', $table_info['ParentId']);
-			$source_itemtype = $this->Application->getUnitOption($table_info['ParentPrefix'], 'ItemType');
-			$object->SetDBField('SourceType', $source_itemtype);
-
-			$object->SetDBField('TargetId', $this->Application->GetVar('target_id'));
-			$object->SetDBField('TargetType', $this->Application->GetVar('target_type'));
-
-			$this->OnAfterItemLoad($event);
-		}
-
-		/**
-		 * Add new relation
-		 *
-		 * @param kEvent $event
-		 */
-		function OnProcessSelected(&$event)
-		{
-			$dst_field = $this->Application->RecallVar('dst_field');
-			if ($dst_field == 'TargetId') {
-				// prepare target_id & target_type
-				$object =& $event->getObject( Array('skip_autoload' => true) );
-
-				$selected_ids = $this->Application->GetVar('selected_ids');
-				$target_prefix = false;
-				foreach ($selected_ids as $selected_prefix => $target_id) {
-					if ($target_id > 0) {
-						$target_prefix = $selected_prefix;
-						break;
-					}
-				}
-
-				if (!$target_prefix) {
-					$this->finalizePopup($event);
-					return;
-				}
-
-				$sql = 'SELECT ResourceId
-						FROM '.$this->Application->getUnitOption($target_prefix, 'TableName').'
-						WHERE '.$this->Application->getUnitOption($target_prefix, 'IDField').' IN ('.$target_id.')';
-				$target_id = $this->Conn->GetOne($sql);
-				$target_type = $this->Application->getUnitOption($target_prefix, 'ItemType');
-
-				// don't add same relation twice
-				$table_info = $object->getLinkedInfo();
-				$sql = 'SELECT TargetId
-						FROM '.$object->TableName.'
-						WHERE (SourceId = '.$table_info['ParentId'].') AND (TargetId = '.$target_id.')';
-				$duplicate_relation = $this->Conn->GetOne($sql) == $target_id;
-
-				$this->finalizePopup($event);
-
-				if (!$duplicate_relation) {
-					// place correct template in opener stack
-					$source_prefix = $this->Application->getUnitOption($event->Prefix, 'ParentPrefix');
-					$template = $this->Application->getUnitOption($source_prefix, 'AdminTemplatePath').'/relations_edit';
-
-					$redirect_params = Array($event->Prefix.'_event' => 'OnNew', 'target_id' => $target_id, 'm_opener' => 's', 'target_type' => $target_type);
-					$this->Application->EventManager->openerStackPush($template, $redirect_params, 'all,'.$event->Prefix);
-
-//					$event->SetRedirectParam('popup_stay', 1); // if popup mode, then set this
-				}
-			}
-			else {
-				$this->finalizePopup($event);
-			}
-		}
-
-		/**
-		 * Set ItemName & ItemType virtual fields based on loaded item data
-		 *
-		 * @param kEvent $event
-		 */
-		function OnAfterItemLoad(&$event)
-		{
-			$object =& $event->getObject();
-
-			$sql = 'SELECT Prefix
-					FROM '.TABLE_PREFIX.'ItemTypes
-					WHERE ItemType = '.$object->GetDBField('TargetType');
-			$target_prefix = $this->Conn->GetOne($sql);
-
-			$title_field = $this->getTitleField($target_prefix);
-			$title_phrase = $this->Application->getUnitOption($target_prefix, 'TitlePhrase');
-
-			$sql = 'SELECT '.$title_field.'
-					FROM '.$this->Application->getUnitOption($target_prefix, 'TableName').'
-					WHERE ResourceId = '.$object->GetDBField('TargetId');
-
-			$object->SetDBField('ItemName', $this->Conn->GetOne($sql));
-			$object->SetDBField('ItemType', $this->Application->Phrase($title_phrase));
-		}
-
-		/**
-		 * Creates needed sql query to load list,
-		 * if no query is defined in config for
-		 * special requested, then use default
-		 * query
-		 *
-		 * @param kEvent $event
-		 * @access protected
-		 */
-		function ListPrepareQuery(&$event)
-		{
-			return $this->BaseQuery($event, 'ListSQLs');
-		}
-
-		/**
-		 * Creates needed sql query to load item,
-		 * if no query is defined in config for
-		 * special requested, then use default
-		 * query
-		 *
-		 * @param kEvent $event
-		 * @access protected
-		 */
-		function ItemPrepareQuery(&$event)
-		{
-			return $this->BaseQuery($event, 'ItemSQLs');
-		}
-
-
-		/**
-		 * Get item name & type based on relation type & modules installed
-		 *
-		 * @param kEvent $event
-		 * @param string $sql_field
-		 */
-		function BaseQuery(&$event, $sql_field)
-		{
-			$sqls = $this->Application->getUnitOption($event->Prefix,$sql_field);
-			$sql = isset($sqls[$event->Special]) ? $sqls[$event->Special] : $sqls[''];
-
-			$configs = $this->extractModulesInfo();
-
-			// 2. build sql based on information queried
-			$sql_templates['ItemName'] = 'IFNULL(%s.%s,\' \')';
-			$sql_templates['TableJoin'] = 'LEFT JOIN %1$s ON %1$s.ResourceId = rel.TargetId';
-			$sql_templates['TargetName'] = 'IF(rel.TargetType = %s, \'%s\', %s)';
-
-			$sql_parts = Array();
-			$sql_parts['TargetName'] = "''";
-			foreach ($configs as $prefix => $config_data) {
-				$title_field = $this->getTitleField($prefix);
-
-				$sql_parts['ItemName'][] = sprintf($sql_templates['ItemName'], $config_data['TableName'], $title_field);
-				$sql_parts['TableJoin'][] = sprintf($sql_templates['TableJoin'], $config_data['TableName']);
-
-				$sql_parts['TargetName'] = sprintf(	$sql_templates['TargetName'],
-					$config_data['ItemType'],
-					'!'.$config_data['TitlePhrase'].'!',
-					$sql_parts['TargetName']);
-				$sql_parts['TargetName'] = str_replace('rel','%1$s',$sql_parts['TargetName']);
-			}
-
-			$object =& $event->getObject();
-
-			$vars = Array('#ITEM_NAMES#', '#ITEM_TYPES#');
-			$replacements = Array( implode(', ',$sql_parts['ItemName']), $sql_parts['TargetName'] );
-
-			$calculated_fields =& $object->getProperty('CalculatedFields');
-			foreach ($calculated_fields as $field_name => $field_expression) {
-				$calculated_fields[$field_name] = str_replace($vars, $replacements, $field_expression);
-			}
-
-			$object->setProperty('CalculatedFields', $calculated_fields);
-
-			$sql = str_replace('#ITEM_JOIN#', implode(' ',$sql_parts['TableJoin']), $sql);
-			$sql = str_replace('rel.','%1$s.',$sql);
-
-			return $sql;
-		}
-
-		/**
-		 * Convert TitleField field of kMultiLanguage formatter used for it
-		 *
-		 * @param string $prefix
-		 * @return string
-		 */
-		function getTitleField($prefix)
-		{
-			$lang_prefix = 'l'.$this->Application->GetVar('m_lang').'_';
-
-			$title_field = $this->Application->getUnitOption($prefix, 'TitleField');
-			$field_options = $this->Application->getUnitOption($prefix.'.'.$title_field, 'Fields');
-
-			$formatter_class = isset($field_options['formatter']) ? $field_options['formatter'] : '';
-			if ($formatter_class == 'kMultiLanguage' && !isset($field_options['master_field'])) {
-				$title_field = $lang_prefix.$title_field;
-			}
-			return $title_field;
-		}
-
-		/**
-		 * Get configs from modules installed
-		 *
-		 * @return Array
-		 * @access private
-		 */
-		function extractModulesInfo()
-		{
-			// get installed modules & their config info
-			// maybe we should leave only prefixes, that have "view" permission
-			$configs = Array();
-			foreach ($this->Application->ModuleInfo as $module_name => $module_data) {
-				$prefix = $module_data['Var'];
-				if ($prefix == 'm') {
-					$prefix = 'c';
-				}
-				if (!$this->Application->prefixRegistred($prefix)) continue;
-
-				$configs[$prefix] = $this->Application->getUnitOptions($prefix);
-				if($configs[$prefix] === false) unset($configs[$prefix]);
-				if(!isset($configs[$prefix]['CatalogItem']) || !$configs[$prefix]['CatalogItem']) unset($configs[$prefix]);
-			}
-			return $configs;
-		}
-
-		/**
-		 * Deletes relations to hooked item from other items
-		 *
-		 * @param kEvent $event
-		 */
-		function OnDeleteForeignRelations(&$event)
-		{
-			$main_object =& $event->MasterEvent->getObject();
-			$resource_id = $main_object->GetDBField('ResourceId');
-
-			$table = $this->Application->getUnitOption($event->Prefix,'TableName');
-			$sql = 'DELETE FROM '.$table.' WHERE TargetId = '.$resource_id;
-			$this->Conn->Query($sql);
-		}
-
-
-	}
-
-
-?>
\ No newline at end of file