/// <summary>
/// Writes a csharp header into the file.
/// </summary>
/// <param name="formatter">The formatter to use.</param>
/// <param name="targetNamespace">The namespace for the class file.</param>
/// <param name="options">Provides settings for the generation.</param>
static void WriteCSharpHeader(this SimpleClassFormatter formatter, String targetNamespace, CommandLineOptions options)
{
formatter.UseNamespace(typeof(Int32));
// Emit data contract namespace if required
if (options.DataContracts)
{
formatter.UseNamespace(typeof(DataMemberAttribute));
}
formatter.BeginNamespace(targetNamespace);
}
static void WriteSequence(this SimpleClassFormatter formatter, XmlSchemaGroupBase sequence, CommandLineOptions options, Queue <XmlSchema> schemas, HashSet <XmlSchema> processedSchemas)
{
// Parse schema elements
foreach (XmlSchemaElement sequenceItem in sequence.Items.OfType <XmlSchemaElement>().Where(p => p.ElementSchemaType != null))
{
formatter.WriteMember(sequenceItem, options, schemas, processedSchemas);
}
foreach (XmlSchemaGroupBase item in sequence.Items.OfType <XmlSchemaGroupBase>())
{
formatter.WriteSequence(item, options, schemas, processedSchemas);
}
}
/// <summary>
/// Writes a member into the file.
/// </summary>
/// <param name="formatter">The formatter to use.</param>
static void WriteMember(this SimpleClassFormatter formatter, XmlSchemaElement element, CommandLineOptions options, Queue <XmlSchema> schemas, HashSet <XmlSchema> processedSchemas)
{
String typeName = null;
String memberName = element.Name;
if (element.ElementSchemaType is XmlSchemaSimpleType simple)
{
typeName = simple.Name ?? simple.Datatype.ValueType.Name;
}
else if (element.ElementSchemaType is XmlSchemaComplexType complex)
{
typeName = (complex.Name ?? (complex.Parent as XmlSchemaElement).Name);
// For complex types we could have a different name than the default name of the element
if (memberName == null)
{
memberName = typeName;
}
}
else
{
throw new NotImplementedException();
}
String cleanMemberName = memberName.CleanMemberName(options.CleanNames, formatter, options.RenamingPattern);
String cleanTypeName = typeName.CleanMemberName(options.CleanNames, formatter, options.RenamingPattern);
// Write data contract if enabled
if (options.DataContracts && memberName != cleanMemberName)
{
formatter.WriteAttribute(typeof(DataMemberAttribute), new KeyValuePair <String, String>("Name", $"\"{memberName}\""));
}
if (element.MaxOccurs > 1)
{
cleanTypeName = $"{cleanTypeName}[]";
}
formatter.WriteAutoProperty(cleanTypeName, cleanMemberName);
XmlSchema memberSchema = GetSchema(element.ElementSchemaType);
if (memberSchema != null && processedSchemas.Add(memberSchema))
{
schemas.Enqueue(memberSchema);
}
}
static void WriteComplexType(this SimpleClassFormatter formatter, XmlSchemaComplexType type, String name, CommandLineOptions options, Queue <XmlSchema> schemas, HashSet <XmlSchema> processedSchemas)
{
String baseType = null;
XmlSchemaComplexContentExtension extension = type.ContentModel?.Content as XmlSchemaComplexContentExtension;
// Check if we've a extension
if (extension != null)
{
// Set base type
baseType = extension.BaseTypeName.Name.CleanName(options.CleanNames);
// Add schema for processing
XmlSchema schema = LoadedSchemas.Schemas().Cast <XmlSchema>().FirstOrDefault(p => p.SchemaTypes.Contains(extension.BaseTypeName));
if (schema != null && processedSchemas.Add(schema))
{
schemas.Enqueue(schema);
}
}
// Open class definition
if (options.DataContracts)
{
if (name == null)
{
formatter.WriteAttribute(typeof(DataContractAttribute), new KeyValuePair <String, String>("Namespace", $"\"{GetSchema(type).TargetNamespace}\""));
}
else
{
formatter.WriteAttribute(typeof(DataContractAttribute), new KeyValuePair <String, String>("Name", $"\"{name}\""), new KeyValuePair <String, String>("Namespace", $"\"{GetSchema(type).TargetNamespace}\""));
}
}
formatter.BeginClass((name ?? type.Name).CleanName(options.CleanNames), baseType, isAbstract: type.IsAbstract);
if ((type.Particle ?? extension.Particle) is XmlSchemaGroupBase sequence)
{
formatter.WriteSequence(sequence, options, schemas, processedSchemas);
}
else if (type.Particle != null)
{
throw new NotImplementedException();
}
// Close class definition
formatter.CloseBracket();
}
/// <summary>
/// Cleans a member name string into a .NET comform one.
/// </summary>
/// <param name="value">The value to clean.</param>
/// <param name="upperCase">Specifies if all characters should be upper case.</param>
/// <param name="formatter">The formatter which is used.</param>
/// <param name="replacementPattern">Determines</param>
/// <returns>The value of the string.</returns>
public static String CleanMemberName(this String value, Boolean upperCase, SimpleClassFormatter formatter, String replacementPattern)
{
StringBuilder builder = new StringBuilder();
// Remove unneccessary and forbidden chars
foreach (String item in value.Split(SplitChars, StringSplitOptions.RemoveEmptyEntries))
{
// Ensure first character is always upper-case
if (upperCase)
{
// Append only the first character
builder.Append(Char.ToUpper(item[0]));
// Append rest of the string
builder.Append(item.Substring(1));
}
else
{
builder.Append(item);
}
}
String result = builder.ToString();
return(result == formatter.CurrentTypeName ? String.Format(replacementPattern, result) : result);
}
/// <summary>
/// Converts the content of the xsd into a class file.
/// </summary>
/// <param name="options">The command line options.</param>
/// <returns>Retrieves the code which indicates a sucessful operation.</returns>
private static Int32 ConvertXsd(CommandLineOptions options)
{
// Create a list with all files accepted by the converter and leave out any included classes which are not necessary
Queue <XmlSchema> schemas = new Queue <XmlSchema>(options.InputFiles
.FilterValidUris()
.Select(LoadSchema)
.Distinct());
// All schemas which have been processed
HashSet <XmlSchema> processedSchemas = new HashSet <XmlSchema>(schemas);
// Compile schemas
LoadedSchemas.Compile();
SimpleClassFormatter formatter = null;
if (options.SingleElementFiles)
{
formatter = new SimpleClassFormatter(Path.Combine(Environment.CurrentDirectory, String.Join("_", options.InputFiles.Select(p => Path.GetFileNameWithoutExtension(p))) + ".cs"));
formatter.WriteCSharpHeader(options.TargetNamespace, options);
}
// Go through all schemas which should be exported
while (schemas.Count > 0)
{
XmlSchema schema = schemas.Dequeue();
if (!options.SingleElementFiles)
{
formatter = new SimpleClassFormatter(Path.Combine(Environment.CurrentDirectory, Path.GetFileNameWithoutExtension(LoadedLocations.First(p => p.Value == schema).Key) + ".cs"));
formatter.WriteCSharpHeader(options.TargetNamespace, options);
}
foreach (XmlSchemaElement element in schema.Elements.Values)
{
// Elements do not have
if (element.SchemaType is XmlSchemaComplexType complex)
{
formatter.WriteComplexType(complex, element.Name, options, schemas, processedSchemas);
}
else
{
throw new NotImplementedException();
}
}
foreach (XmlSchemaType type in schema.SchemaTypes.Values)
{
switch (type)
{
case XmlSchemaComplexType complex:
formatter.WriteComplexType(complex, null, options, schemas, processedSchemas);
break;
case XmlSchemaSimpleType simple:
formatter.WriteSimpleType(simple, options, schemas, processedSchemas);
break;
}
}
if (!options.SingleElementFiles)
{
formatter.Dispose();
}
}
// Release file
if (options.SingleElementFiles)
{
formatter.Dispose();
}
return(0);
}
/// <summary>
/// Writes a simple type into the file.
/// </summary>
/// <param name="formatter"></param>
/// <param name="type"></param>
/// <param name="options"></param>
/// <param name="schemas"></param>
/// <param name="processedSchemas"></param>
static void WriteSimpleType(this SimpleClassFormatter formatter, XmlSchemaSimpleType type, CommandLineOptions options, Queue <XmlSchema> schemas, HashSet <XmlSchema> processedSchemas)
{
throw new NotImplementedException();
}