public static void MoveStruct(this BitmapMetadata bitmapMetadata, string sourceNameSpace, string sourceStructName, string destinationNameSpace, string destinationStructName, bool overWriteExistingData, bool ignoreInvalidSource)
{
// Rewrite Structnames
string sourceStruct = @"/xmp/" + sourceNameSpace + sourceStructName;
string sourceQuery = sourceStruct + "/" + sourceNameSpace;
string destinationStruct = @"/xmp/" + destinationNameSpace + destinationStructName;
string destinationQuery = destinationStruct + "/" + destinationNameSpace;
// Check Source exists
bool sourceExists = bitmapMetadata.ContainsQuery(sourceStruct);
if (sourceExists)
{
// Create a new Struct, if it doesn't exist
if (!bitmapMetadata.ContainsQuery(destinationStruct))
{
bitmapMetadata.SetQuery(destinationStruct, new BitmapMetadata("xmpstruct"));
}
List <string> sourceSubQueries = bitmapMetadata.GetSubQueries(sourceStruct);
// Loop through all data in the struct
foreach (string sourceProperty in sourceSubQueries)
{
// Construct the full query
string destinationProperty = sourceProperty.Replace(sourceQuery, destinationQuery);
bitmapMetadata.MoveQuery(sourceProperty, destinationProperty, overWriteExistingData);
}
// Remove the old struct
bitmapMetadata.RemoveQuery(sourceStruct);
// Get Destination Queries
List <string> destinationSubQueries = bitmapMetadata.GetSubQueries(destinationStruct);
// Check the destination has at least as many subqueries as the source
if (destinationSubQueries.Count < sourceSubQueries.Count)
{
throw new Exception("Source Struct was not fully moved to Destination");
}
}
else if (!sourceExists && !ignoreInvalidSource)
{
throw new Exception("Source Struct does not exist:" + sourceStruct);
}
}