public virtual XElement Serialize(bool selfOnly)
{
XElement returnVal = null;
Type t = this.GetType();
if (BusinessObject.ClassXmlSerializationCache.ContainsKey(t))
{
XmlSerializationCache classCache = BusinessObject.ClassXmlSerializationCache[t];
returnVal = new XElement(classCache.Attribute.XmlField);
if (this.BOType != BusinessObjectType.Other)
{
returnVal.Add(new XAttribute("type", this.BOType.ToString()));
}
XmlSerializationCache[] cache = BusinessObject.PropertiesXmlSerializationCache[t];
for (int i = 0; i < cache.Length; i++)
{
XmlSerializationCache c = cache[i];
object propertyValue = c.Property.GetValue(this, null);
if (propertyValue != null)
{
XObject element = BusinessObjectHelper.SerializeSingleValue(c.Property.PropertyType,
c.Attribute.XmlField,
propertyValue,
false,
c.Attribute.UseAttribute,
c.Attribute.SelfOnlySerialization, selfOnly);
if (String.IsNullOrEmpty(c.Attribute.EncapsulatingXmlField))
{
returnVal.Add(element);
}
else
{
if (returnVal.Element(c.Attribute.EncapsulatingXmlField) != null)
{
returnVal.Element(c.Attribute.EncapsulatingXmlField).Add(element);
}
else
{
returnVal.Add(new XElement(c.Attribute.EncapsulatingXmlField, element));
}
}
}
}
}
return(returnVal);
}
/// <summary>
/// Saves changes of specified <see cref="IBusinessObjectRelation"/> to the operations list.
/// </summary>
/// <param name="businessObject"><see cref="IBusinessObjectRelation"/> to save.</param>
/// <param name="document">Xml document containing operation list to execute.</param>
public static void SaveRelationChanges(IBusinessObjectRelation businessObject, XDocument document)
{
IVersionedBusinessObject mainObject;
IVersionedBusinessObject relatedObject;
//if we are processing a relation from alternate object
if (businessObject.Status == BusinessObjectStatus.Deleted)
{
mainObject = (IVersionedBusinessObject)businessObject.Parent.AlternateVersion;
//related object doesn't have to be independently versioned
relatedObject = businessObject.RelatedObject as IVersionedBusinessObject; //reference to the OLD version
//if we delete an object in new version we dont have its old version via the new main object reference
//so we have to grab it from the old main object
}
else
{
mainObject = (IVersionedBusinessObject)businessObject.Parent;
//related object doesn't have to be independently versioned
relatedObject = businessObject.RelatedObject as IVersionedBusinessObject;
}
//mainObject and relatedObject now reference the NEW version of the alternates
if (mainObject.Status == BusinessObjectStatus.Unchanged && mainObject.ForceSave == false && mainObject.NewVersion == null)
{
businessObject.UpgradeMainObjectVersion = true;
mainObject.NewVersion = Guid.NewGuid();
}
if (relatedObject != null && relatedObject.Status == BusinessObjectStatus.Unchanged && relatedObject.ForceSave == false && relatedObject.NewVersion == null)
{
businessObject.UpgradeRelatedObjectVersion = true;
relatedObject.NewVersion = Guid.NewGuid();
}
Type t = businessObject.GetType();
DatabaseMappingCache[] classCaches = BusinessObject.ClassDatabaseMappingCache[t];
foreach (DatabaseMappingCache classCache in classCaches) //foreach tableName
{
DatabaseMappingAttribute objAttribute = classCache.Attribute;
//find or create table element
XElement table = document.Root.Element(objAttribute.TableName);
if (table == null)
{
table = new XElement(objAttribute.TableName);
document.Root.Add(table);
}
//create new entry element
XElement entry = new XElement("entry");
table.Add(entry);
if (businessObject.Status != BusinessObjectStatus.Deleted)
{
BusinessObjectHelper.SaveBusinessObjectColumns(businessObject, t, objAttribute, entry, null);
Guid newVersion;
IVersionedBusinessObject versionedObject = businessObject as IVersionedBusinessObject;
if (versionedObject != null)
{
versionedObject.NewVersion = Guid.NewGuid();
newVersion = versionedObject.NewVersion.Value;
}
else
{
newVersion = Guid.NewGuid();
}
if (businessObject.Status == BusinessObjectStatus.New)
{
entry.Add(new XAttribute("action", "insert"));
entry.Add(new XElement("version", newVersion.ToUpperString()));
}
else //BusinessObjectStatus.Modified or child elements changed
{
entry.Add(new XAttribute("action", "update"));
entry.Add(new XElement("_version", newVersion.ToUpperString()));
}
}
else
{
entry.Add(new XElement("id", businessObject.Id.ToUpperString()));
entry.Add(new XElement("version", businessObject.Version.ToUpperString()));
entry.Add(new XAttribute("action", "delete"));
DatabaseMappingCache[] cache = BusinessObject.PropertiesDatabaseMappingCache[t];
for (int i = 0; i < cache.Length; i++)
{
DatabaseMappingCache c = cache[i];
if (c.Attribute.ForceSaveOnDelete)
{
entry.Add(BusinessObjectHelper.SerializeSingleValue(c.Property.PropertyType,
c.Attribute.ColumnName, c.Property.GetValue(businessObject, null), c.Attribute.OnlyId, false, false, false));
}
}
}
if (businessObject.UpgradeMainObjectVersion)
{
entry.Add(new XElement("_object1from", mainObject.Version.ToUpperString()));
entry.Add(new XElement("_object1to", mainObject.NewVersion.ToUpperString()));
}
if (businessObject.UpgradeRelatedObjectVersion)
{
entry.Add(new XElement("_object2from", relatedObject.Version.ToUpperString()));
entry.Add(new XElement("_object2to", relatedObject.NewVersion.ToUpperString()));
}
}
}
private static void SaveBusinessObjectColumns(IBusinessObject businessObject, Type boType, DatabaseMappingAttribute objAttribute, XElement entry, string dataType)
{
DatabaseMappingCache[] propCaches = BusinessObject.PropertiesDatabaseMappingCache[boType];
foreach (DatabaseMappingCache propCache in propCaches)
{
DatabaseMappingAttribute propertyAttr = propCache.Attribute;
if (propertyAttr.LoadOnly)
{
continue;
}
PropertyInfo propertyInfo = propCache.Property;
if (propertyAttr.TableName == null || propertyAttr.TableName == objAttribute.TableName)
{
object value = propertyInfo.GetValue(businessObject, null);
//proper attribute for the currently processing table
if (value != null && !propertyAttr.VariableColumnName)
{
XElement existingColumn = entry.Element(propertyAttr.ColumnName);
if (existingColumn == null)
{
entry.Add(BusinessObjectHelper.SerializeSingleValue(propertyInfo.PropertyType, propertyAttr.ColumnName, propertyInfo.GetValue(businessObject, null), propertyAttr.OnlyId, false, false, false));
}
else if (existingColumn != null && propertyAttr.TableName == objAttribute.TableName) //eg. if there version from contractor but we're saving employee table
{
existingColumn.Remove();
entry.Add(BusinessObjectHelper.SerializeSingleValue(propertyInfo.PropertyType, propertyAttr.ColumnName, propertyInfo.GetValue(businessObject, null), propertyAttr.OnlyId, false, false, false));
}
}
else if (value != null && propertyAttr.VariableColumnName)
{
//change attribute type
XElement fieldValue = (XElement)BusinessObjectHelper.SerializeSingleValue(propertyInfo.PropertyType, propertyAttr.ColumnName, propertyInfo.GetValue(businessObject, null), propertyAttr.OnlyId, false, false, false);
switch (dataType)
{
case "select":
case "multiselect":
case "string":
fieldValue.Name = XName.Get(VariableColumnName.TextValue, String.Empty);
break;
case "float":
case "money":
case "boolean":
case "integer":
case "decimal":
fieldValue.Name = XName.Get(VariableColumnName.DecimalValue, String.Empty);
break;
case "xml":
fieldValue.Name = XName.Get(VariableColumnName.XmlValue, String.Empty);
break;
case "datetime":
case "booldate": //Data wyświetlana w GUI jako checkbox
fieldValue.Name = XName.Get(VariableColumnName.DateValue, String.Empty);
break;
case "guid":
fieldValue.Name = XName.Get(VariableColumnName.GuidValue, String.Empty);
break;
case "link":
fieldValue.Name = XName.Get(VariableColumnName.TextValue, String.Empty);
break;
case "auto":
if (fieldValue.FirstNode is XElement)
{
fieldValue.Name = XName.Get(VariableColumnName.XmlValue, String.Empty);
}
else
{
fieldValue.Name = XName.Get(VariableColumnName.TextValue, String.Empty);
}
break;
}
entry.Add(fieldValue);
}
}
}
}
