internal static void ParseXaml(TextReader xaml, out string rootType, out string rootNs, out CodeTypeReference baseType,
out IDictionary <string, CodeTypeReference> namesAndTypes)
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(xaml);
var nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
nsmgr.AddNamespace("__f__", "http://xamarin.com/schemas/2014/forms");
var root = xmlDoc.SelectSingleNode("/*", nsmgr);
if (root == null)
{
Console.Error.WriteLine("{0}: No root node found");
rootType = null;
rootNs = null;
baseType = null;
namesAndTypes = null;
return;
}
foreach (XmlAttribute attr in root.Attributes)
{
if (attr.Name == "xmlns")
{
nsmgr.AddNamespace("", attr.Value); //Add default xmlns
}
if (attr.Prefix != "xmlns")
{
continue;
}
nsmgr.AddNamespace(attr.LocalName, attr.Value);
}
var rootClass = root.Attributes["Class", XAML2006]
?? root.Attributes["Class", XAML2009];
if (rootClass == null)
{
rootType = null;
rootNs = null;
baseType = null;
namesAndTypes = null;
return;
}
string rootAsm, targetPlatform;
XmlnsHelper.ParseXmlns(rootClass.Value, out rootType, out rootNs, out rootAsm, out targetPlatform);
namesAndTypes = GetNamesAndTypes(root, nsmgr);
var typeArgsAttr = root.Attributes["TypeArguments", XAML2006]
?? root.Attributes["TypeArguments", XAML2009];
var xmlType = new XmlType(root.NamespaceURI, root.LocalName, typeArgsAttr != null ? TypeArgumentsParser.ParseExpression(typeArgsAttr.Value, nsmgr, null): null);
baseType = GetType(xmlType, root.GetNamespaceOfPrefix);
}
internal static void ParseXaml(TextReader xaml, out string rootType, out string rootNs, out CodeTypeReference baseType,
out IEnumerable <CodeMemberField> namedFields)
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(xaml);
var nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
nsmgr.AddNamespace("__f__", XamlParser.XFUri);
var root = xmlDoc.SelectSingleNode("/*", nsmgr);
if (root == null)
{
Console.Error.WriteLine("{0}: No root node found");
rootType = null;
rootNs = null;
baseType = null;
namedFields = null;
return;
}
foreach (XmlAttribute attr in root.Attributes)
{
if (attr.Name == "xmlns")
{
nsmgr.AddNamespace("", attr.Value); //Add default xmlns
}
if (attr.Prefix != "xmlns")
{
continue;
}
nsmgr.AddNamespace(attr.LocalName, attr.Value);
}
var rootClass = root.Attributes["Class", XamlParser.X2006Uri]
?? root.Attributes["Class", XamlParser.X2009Uri];
if (rootClass == null)
{
rootType = null;
rootNs = null;
baseType = null;
namedFields = null;
return;
}
string rootAsm, targetPlatform;
XmlnsHelper.ParseXmlns(rootClass.Value, out rootType, out rootNs, out rootAsm, out targetPlatform);
namedFields = GetCodeMemberFields(root, nsmgr);
var typeArguments = GetAttributeValue(root, "TypeArguments", XamlParser.X2006Uri, XamlParser.X2009Uri);
var xmlType = new XmlType(root.NamespaceURI, root.LocalName, typeArguments != null ? TypeArgumentsParser.ParseExpression(typeArguments, nsmgr, null): null);
baseType = GetType(xmlType, root.GetNamespaceOfPrefix);
}
internal static void ParseXaml(TextReader xaml, out string rootType, out string rootNs, out CodeTypeReference baseType,
out IDictionary <string, CodeTypeReference> namesAndTypes)
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(xaml);
var nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
nsmgr.AddNamespace("x", "http://schemas.microsoft.com/winfx/2006/xaml");
nsmgr.AddNamespace("x2009", "http://schemas.microsoft.com/winfx/2009/xaml");
nsmgr.AddNamespace("f", "http://xamarin.com/schemas/2014/forms");
var root = xmlDoc.SelectSingleNode("/*", nsmgr);
if (root == null)
{
Console.Error.WriteLine("{0}: No root node found");
rootType = null;
rootNs = null;
baseType = null;
namesAndTypes = null;
return;
}
var rootClass = root.Attributes["Class", "http://schemas.microsoft.com/winfx/2006/xaml"] ??
root.Attributes["Class", "http://schemas.microsoft.com/winfx/2009/xaml"];
if (rootClass == null)
{
rootType = null;
rootNs = null;
baseType = null;
namesAndTypes = null;
return;
}
string rootAsm, targetPlatform;
XmlnsHelper.ParseXmlns(rootClass.Value, out rootType, out rootNs, out rootAsm, out targetPlatform);
namesAndTypes = GetNamesAndTypes(root, nsmgr);
var typeArguments = root.Attributes["TypeArguments", "http://schemas.microsoft.com/winfx/2009/xaml"];
baseType = GetType(root.NamespaceURI, root.LocalName, typeArguments == null ? null : typeArguments.Value.Split(','),
root.GetNamespaceOfPrefix);
}
internal bool ParseXaml(TextReader xaml)
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(xaml);
// if the following xml processing instruction is present
//
// <?xaml-comp compile="true" ?>
//
// we will generate a xaml.g.cs file with the default ctor calling InitializeComponent, and a XamlCompilation attribute
var hasXamlCompilationProcessingInstruction = GetXamlCompilationProcessingInstruction(xmlDoc);
var nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
nsmgr.AddNamespace("__f__", XamlParser.XFUri);
var root = xmlDoc.SelectSingleNode("/*", nsmgr);
if (root == null)
{
Logger?.LogMessage(MessageImportance.Low, " No root node found");
return(false);
}
foreach (XmlAttribute attr in root.Attributes)
{
if (attr.Name == "xmlns")
{
nsmgr.AddNamespace("", attr.Value); //Add default xmlns
}
if (attr.Prefix != "xmlns")
{
continue;
}
nsmgr.AddNamespace(attr.LocalName, attr.Value);
}
var rootClass = root.Attributes["Class", XamlParser.X2006Uri]
?? root.Attributes["Class", XamlParser.X2009Uri];
if (rootClass != null)
{
string rootType, rootNs, rootAsm, targetPlatform;
XmlnsHelper.ParseXmlns(rootClass.Value, out rootType, out rootNs, out rootAsm, out targetPlatform);
RootType = rootType;
RootClrNamespace = rootNs;
}
else if (hasXamlCompilationProcessingInstruction)
{
RootClrNamespace = "__XamlGeneratedCode__";
RootType = $"__Type{Guid.NewGuid().ToString("N")}";
GenerateDefaultCtor = true;
AddXamlCompilationAttribute = true;
HideFromIntellisense = true;
}
else // rootClass == null && !hasXamlCompilationProcessingInstruction) {
{
XamlResourceIdOnly = true; //only generate the XamlResourceId assembly attribute
return(true);
}
NamedFields = GetCodeMemberFields(root, nsmgr);
var typeArguments = GetAttributeValue(root, "TypeArguments", XamlParser.X2006Uri, XamlParser.X2009Uri);
var xmlType = new XmlType(root.NamespaceURI, root.LocalName, typeArguments != null ? TypeArgumentsParser.ParseExpression(typeArguments, nsmgr, null) : null);
BaseType = GetType(xmlType, root.GetNamespaceOfPrefix);
return(true);
}
public static TypeReference GetTypeReference(this XmlType xmlType, ModuleDefinition module, IXmlLineInfo xmlInfo)
{
if (s_xmlnsDefinitions == null)
{
GatherXmlnsDefinitionAttributes();
}
var namespaceURI = xmlType.NamespaceUri;
var elementName = xmlType.Name;
var typeArguments = xmlType.TypeArguments;
var lookupAssemblies = new List <XmlnsDefinitionAttribute>();
var lookupNames = new List <string>();
foreach (var xmlnsDef in s_xmlnsDefinitions)
{
if (xmlnsDef.XmlNamespace != namespaceURI)
{
continue;
}
lookupAssemblies.Add(xmlnsDef);
}
if (lookupAssemblies.Count == 0)
{
string ns;
string typename;
string asmstring;
string targetPlatform;
XmlnsHelper.ParseXmlns(namespaceURI, out typename, out ns, out asmstring, out targetPlatform);
asmstring = asmstring ?? module.Assembly.Name.Name;
lookupAssemblies.Add(new XmlnsDefinitionAttribute(namespaceURI, ns)
{
AssemblyName = asmstring
});
}
lookupNames.Add(elementName);
lookupNames.Add(elementName + "Extension");
for (var i = 0; i < lookupNames.Count; i++)
{
var name = lookupNames[i];
if (name.Contains(":"))
{
name = name.Substring(name.LastIndexOf(':') + 1);
}
if (typeArguments != null)
{
name += "`" + typeArguments.Count; //this will return an open generic Type
}
lookupNames[i] = name;
}
TypeReference type = null;
foreach (var asm in lookupAssemblies)
{
if (type != null)
{
break;
}
foreach (var name in lookupNames)
{
if (type != null)
{
break;
}
var clrNamespace = asm.ClrNamespace;
var typeName = name.Replace('+', '/'); //Nested types
var idx = typeName.LastIndexOf('.');
if (idx >= 0)
{
clrNamespace += '.' + typeName.Substring(0, typeName.LastIndexOf('.'));
typeName = typeName.Substring(typeName.LastIndexOf('.') + 1);
}
var assemblydefinition = module.Assembly.Name.Name == asm.AssemblyName ?
module.Assembly :
module.AssemblyResolver.Resolve(AssemblyNameReference.Parse(asm.AssemblyName));
type = assemblydefinition.MainModule.GetType(clrNamespace + "." + typeName);
if (type == null)
{
var exportedtype =
assemblydefinition.MainModule.ExportedTypes.FirstOrDefault(
(ExportedType arg) => arg.IsForwarder && arg.Namespace == clrNamespace && arg.Name == typeName);
if (exportedtype != null)
{
type = exportedtype.Resolve();
}
}
}
}
if (type != null && typeArguments != null && type.HasGenericParameters)
{
type =
module.ImportReference(type)
.MakeGenericInstanceType(typeArguments.Select(x => GetTypeReference(x, module, xmlInfo)).ToArray());
}
if (type == null)
{
throw new XamlParseException(string.Format("Type {0} not found in xmlns {1}", elementName, namespaceURI), xmlInfo);
}
return(module.ImportReference(type));
}
public static TypeReference GetTypeReference(this XmlType xmlType, ModuleDefinition module, IXmlLineInfo xmlInfo)
{
var namespaceURI = xmlType.NamespaceUri;
var elementName = xmlType.Name;
var typeArguments = xmlType.TypeArguments;
List <Tuple <string, string> > lookupAssemblies = new List <Tuple <string, string> >(); //assembly, namespace
List <string> lookupNames = new List <string>();
if (!XmlnsHelper.IsCustom(namespaceURI))
{
lookupAssemblies.Add(new Tuple <string, string>("Xamarin.Forms.Core", "Xamarin.Forms"));
lookupAssemblies.Add(new Tuple <string, string>("Xamarin.Forms.Xaml", "Xamarin.Forms.Xaml"));
}
else if (namespaceURI == "http://schemas.microsoft.com/winfx/2009/xaml" ||
namespaceURI == "http://schemas.microsoft.com/winfx/2006/xaml")
{
lookupAssemblies.Add(new Tuple <string, string>("Xamarin.Forms.Xaml", "Xamarin.Forms.Xaml"));
lookupAssemblies.Add(new Tuple <string, string>("mscorlib", "System"));
lookupAssemblies.Add(new Tuple <string, string>("System", "System"));
}
else
{
string ns;
string typename;
string asmstring;
string targetPlatform;
XmlnsHelper.ParseXmlns(namespaceURI, out typename, out ns, out asmstring, out targetPlatform);
asmstring = asmstring ?? module.Assembly.Name.Name;
lookupAssemblies.Add(new Tuple <string, string>(asmstring, ns));
}
lookupNames.Add(elementName);
if (namespaceURI == "http://schemas.microsoft.com/winfx/2009/xaml")
{
lookupNames.Add(elementName + "Extension");
}
for (var i = 0; i < lookupNames.Count; i++)
{
var name = lookupNames[i];
if (name.Contains(":"))
{
name = name.Substring(name.LastIndexOf(':') + 1);
}
if (typeArguments != null)
{
name += "`" + typeArguments.Count; //this will return an open generic Type
}
lookupNames[i] = name;
}
TypeReference type = null;
foreach (var asm in lookupAssemblies)
{
if (type != null)
{
break;
}
foreach (var name in lookupNames)
{
if (type != null)
{
break;
}
var assemblydefinition = module.Assembly.Name.Name == asm.Item1
? module.Assembly
: module.AssemblyResolver.Resolve(asm.Item1);
type = assemblydefinition.MainModule.GetType(asm.Item2, name);
if (type == null)
{
var exportedtype =
assemblydefinition.MainModule.ExportedTypes.FirstOrDefault(
(ExportedType arg) => arg.IsForwarder && arg.Namespace == asm.Item2 && arg.Name == name);
if (exportedtype != null)
{
type = exportedtype.Resolve();
}
}
}
}
if (type != null && typeArguments != null && type.HasGenericParameters)
{
type =
module.Import(type)
.MakeGenericInstanceType(typeArguments.Select(x => GetTypeReference(x, module, xmlInfo)).ToArray());
}
if (type == null)
{
throw new XamlParseException(string.Format("Type {0} not found in xmlns {1}", elementName, namespaceURI), xmlInfo);
}
return(module.Import(type));
}
public static TypeReference GetTypeReference(this XmlType xmlType, ModeOfGetType mode, ModuleDefinition module, IXmlLineInfo xmlInfo, bool fromAllAssembly = false)
{
if (s_xmlnsDefinitions == null)
{
GatherXmlnsDefinitionAttributes();
}
var namespaceURI = xmlType.NamespaceUri;
var elementName = xmlType.Name;
var typeArguments = xmlType.TypeArguments;
if (elementName.Contains("-"))
{
elementName = elementName.Replace('-', '+');
}
var lookupAssemblies = new List <XmlnsDefinitionAttribute>();
var lookupNames = new List <string>();
if (true == fromAllAssembly)
{
foreach (var xmlnsDef in s_xmlnsDefinitions)
{
lookupAssemblies.Add(xmlnsDef);
}
}
else
{
foreach (var xmlnsDef in s_xmlnsDefinitions)
{
if (xmlnsDef.XmlNamespace != namespaceURI)
{
continue;
}
lookupAssemblies.Add(xmlnsDef);
}
}
if (lookupAssemblies.Count == 0)
{
string ns;
string typename;
string asmstring;
string targetPlatform;
XmlnsHelper.ParseXmlns(namespaceURI, out typename, out ns, out asmstring, out targetPlatform);
asmstring = asmstring ?? module.Assembly.Name.Name;
if (ns != null)
{
lookupAssemblies.Add(new XmlnsDefinitionAttribute(namespaceURI, ns, 0)
{
AssemblyName = asmstring
});
}
}
switch (mode)
{
case ModeOfGetType.OnlyGetType:
lookupNames.Add(elementName);
break;
case ModeOfGetType.OnlyGetTypeExtension:
lookupNames.Add(elementName + "Extension");
break;
case ModeOfGetType.Both:
lookupNames.Add(elementName);
lookupNames.Add(elementName + "Extension");
break;
}
for (var i = 0; i < lookupNames.Count; i++)
{
var name = lookupNames[i];
if (name.Contains(":"))
{
name = name.Substring(name.LastIndexOf(':') + 1);
}
if (typeArguments != null)
{
name += "`" + typeArguments.Count; //this will return an open generic Type
}
lookupNames[i] = name;
}
TypeReference type = null;
foreach (var asm in lookupAssemblies)
{
if (type != null)
{
break;
}
foreach (var name in lookupNames)
{
if (type != null)
{
break;
}
var clrNamespace = asm.ClrNamespace;
var typeName = name.Replace('+', '/'); //Nested types
var idx = typeName.LastIndexOf('.');
if (idx >= 0)
{
clrNamespace += '.' + typeName.Substring(0, typeName.LastIndexOf('.'));
typeName = typeName.Substring(typeName.LastIndexOf('.') + 1);
}
type = module.GetTypeDefinition((asm.AssemblyName, clrNamespace, typeName));
}
}
if (type != null && typeArguments != null && type.HasGenericParameters)
{
type =
module.ImportReference(type)
.MakeGenericInstanceType(typeArguments.Select(x => GetTypeReference(x, mode, module, xmlInfo)).ToArray());
}
if (type == null)
{
throw new XamlParseException(string.Format("Type {0} not found in xmlns {1}", elementName, namespaceURI), xmlInfo);
}
return(module.ImportReference(type));
}
public static TypeReference GetTypeReference(this XmlType xmlType, ModuleDefinition module, IXmlLineInfo xmlInfo)
{
IList <XmlnsDefinitionAttribute> xmlnsDefinitions = null;
lock (_nsLock) {
if (!s_xmlnsDefinitions.TryGetValue(module, out xmlnsDefinitions))
{
xmlnsDefinitions = GatherXmlnsDefinitionAttributes(module);
}
}
var namespaceURI = xmlType.NamespaceUri;
var elementName = xmlType.Name;
var typeArguments = xmlType.TypeArguments;
var lookupAssemblies = new List <XmlnsDefinitionAttribute>();
var lookupNames = new List <string>();
foreach (var xmlnsDef in xmlnsDefinitions)
{
if (xmlnsDef.XmlNamespace != namespaceURI)
{
continue;
}
lookupAssemblies.Add(xmlnsDef);
}
if (lookupAssemblies.Count == 0)
{
string ns;
string typename;
string asmstring;
string targetPlatform;
XmlnsHelper.ParseXmlns(namespaceURI, out typename, out ns, out asmstring, out targetPlatform);
asmstring = asmstring ?? module.Assembly.Name.Name;
if (ns != null)
{
lookupAssemblies.Add(new XmlnsDefinitionAttribute(namespaceURI, ns)
{
AssemblyName = asmstring
});
}
}
lookupNames.Add(elementName);
lookupNames.Add(elementName + "Extension");
for (var i = 0; i < lookupNames.Count; i++)
{
var name = lookupNames[i];
if (name.Contains(":"))
{
name = name.Substring(name.LastIndexOf(':') + 1);
}
if (typeArguments != null)
{
name += "`" + typeArguments.Count; //this will return an open generic Type
}
lookupNames[i] = name;
}
TypeReference type = null;
foreach (var asm in lookupAssemblies)
{
if (type != null)
{
break;
}
foreach (var name in lookupNames)
{
if (type != null)
{
break;
}
var clrNamespace = asm.ClrNamespace;
var typeName = name.Replace('+', '/'); //Nested types
var idx = typeName.LastIndexOf('.');
if (idx >= 0)
{
clrNamespace += '.' + typeName.Substring(0, typeName.LastIndexOf('.'));
typeName = typeName.Substring(typeName.LastIndexOf('.') + 1);
}
type = module.GetTypeDefinition((asm.AssemblyName, clrNamespace, typeName));
}
}
if (type != null && typeArguments != null && type.HasGenericParameters)
{
type =
module.ImportReference(type)
.MakeGenericInstanceType(typeArguments.Select(x => GetTypeReference(x, module, xmlInfo)).ToArray());
}
if (type == null)
{
throw new XamlParseException(string.Format("Type {0} not found in xmlns {1}. Ensure third party control libraries are referenced in the code of your project and not just in XAML.", elementName, namespaceURI), xmlInfo);
}
return(module.ImportReference(type));
}