From 066027f00c0a6096fc779da03038a43ffd21897d Mon Sep 17 00:00:00 2001
From: Taras Machyshyn <taras@letrium.com>
Date: Wed, 18 Dec 2013 15:30:02 +0200
Subject: [PATCH] fix mysql error #1452 for foreign key

---
 .../Espo/Core/Utils/Database/Converters/Orm.php      | 12 ++++++++++--
 .../Espo/Core/Utils/Database/Converters/Schema.php   |  5 +++--
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/application/Espo/Core/Utils/Database/Converters/Orm.php b/application/Espo/Core/Utils/Database/Converters/Orm.php
index cfd45adc20..487acd2ebc 100644
--- a/application/Espo/Core/Utils/Database/Converters/Orm.php
+++ b/application/Espo/Core/Utils/Database/Converters/Orm.php
@@ -90,15 +90,23 @@ class Orm
 
 				switch ($fieldParams['type']) {
                     case 'id':
-		            case 'foreignId':
 		                $fieldParams = array_merge($fieldParams, $this->idParams);
-		                break;
+						break;
+
+					case 'foreignId':
+						$fieldParams = array_merge($fieldParams, $this->idParams);
+                    	$fieldParams['notnull'] = false;
+						break;
 
 					case 'foreignType':
 		                $fieldParams['dbType'] = Entity::VARCHAR;
 		                $fieldParams['len'] = $this->defaultLength['varchar'];
 		                break;
 
+					case 'datetime':
+                    	$fieldParams['notnull'] = false;
+						break;
+
 					case 'bool':
 		                $fieldParams['default'] = isset($fieldParams['default']) ? (bool) $fieldParams['default'] : $this->defaultValue['bool'];
 		                break;
diff --git a/application/Espo/Core/Utils/Database/Converters/Schema.php b/application/Espo/Core/Utils/Database/Converters/Schema.php
index 36b3a4fd76..a44e0641d6 100644
--- a/application/Espo/Core/Utils/Database/Converters/Schema.php
+++ b/application/Espo/Core/Utils/Database/Converters/Schema.php
@@ -16,6 +16,7 @@ class Schema
 	protected $allowedDbFieldParams = array(
 		'len' => 'length',
 		'default' => 'default',
+		'notnull' => 'notnull',
 	);
 
 
@@ -99,7 +100,7 @@ class Schema
                         	$tables[$tableName]->addColumn($usMidKey, $this->idParams['dbType'], array('length'=>$this->idParams['len']));
 
 							$relationKey = Util::toUnderScore($relationKeys[$index]);
-                            $tables[$tableName]->addForeignKeyConstraint($tables[$relationEntities[$index]], array($usMidKey), array($relationKey));
+                            $tables[$tableName]->addForeignKeyConstraint($tables[$relationEntities[$index]], array($usMidKey), array($relationKey), array("onUpdate" => "CASCADE"));
 						}
 
                         $tables[$tableName]->addColumn('deleted', 'bool', array('default' => 0));
@@ -110,7 +111,7 @@ class Schema
 						$foreignEntity = $relationParams['entity'];
 						$columnName = Util::toUnderScore($relationParams['key']);
 						$foreignKey = Util::toUnderScore($relationParams['foreignKey']);
-		                $tables[$entityName]->addForeignKeyConstraint($tables[$foreignEntity], array($columnName), array($foreignKey));
+		                $tables[$entityName]->addForeignKeyConstraint($tables[$foreignEntity], array($columnName), array($foreignKey), array("onUpdate" => "CASCADE"));
 		                break;
 		        }
             	//$myForeign->addForeignKeyConstraint($myTable, array("user_id"), array("id"), array("onUpdate" => "CASCADE"));