public List <ContentComparison> PreviewDataTypeChanges()
{
var comparison = new List <ContentComparison>();
var existingDataTypes = DataTypeDefinition.GetAll();
List <Type> firstLevelSubTypes = Util.GetFirstLevelSubTypes(typeof(DataTypeBase));
foreach (Type typeDataType in firstLevelSubTypes)
{
var dataTypeAttr = DataTypeManager.GetDataTypeAttribute(typeDataType);
var dtd = existingDataTypes.FirstOrDefault(d => d.Text == dataTypeAttr.Name || (!string.IsNullOrEmpty(dataTypeAttr.UniqueId) && d.UniqueId == new Guid(dataTypeAttr.UniqueId)));
if (dtd == null)
{
comparison.Add(new ContentComparison {
Alias = dataTypeAttr.Name, ParentAlias = "", DocumentTypeStatus = Status.New
});
}
else
{
if (!CompareProperties(typeDataType, dtd))
{
comparison.Add(new ContentComparison {
Alias = dataTypeAttr.Name, ParentAlias = "", DocumentTypeStatus = Status.Changed
});
}
else
{
comparison.Add(new ContentComparison {
Alias = dataTypeAttr.Name, ParentAlias = "", DocumentTypeStatus = Status.Same
});
}
}
}
// TODO: add deleted / not present?
return(comparison);
}
private bool CompareProperties(Type dataType, DataTypeDefinition existingDataType)
{
var dataTypeAttr = DataTypeManager.GetDataTypeAttribute(dataType);
if (existingDataType.Text != dataTypeAttr.Name)
{
return(false);
}
if (existingDataType.DataType == null || existingDataType.DataType.Id != new Guid(dataTypeAttr.RenderControlGuid))
{
return(false);
}
var instance = Activator.CreateInstance(dataType, null) as DataTypeBase;
var prevalues = instance.Prevalues;
var settingsStorage = new DataEditorSettingsStorage();
var existingSettings = settingsStorage.GetSettings(existingDataType.Id);
if (existingSettings.Count != prevalues.Count())
{
return(false);
}
int counter = 0;
foreach (var setting in existingSettings)
{
if (setting.Key != prevalues[counter].Alias || setting.Value != prevalues[counter].Value)
{
return(false);
}
counter++;
}
return(true);
}