ExtensionNodeType.FieldData CreateFieldData(MemberInfo member, NodeAttributeAttribute at, out string name, ref ExtensionNodeType.FieldData boundAttributeType)
{
ExtensionNodeType.FieldData fdata = new ExtensionNodeType.FieldData();
fdata.Member = member;
fdata.Required = at.Required;
fdata.Localizable = at.Localizable;
if (at.Name != null && at.Name.Length > 0)
{
name = at.Name;
}
else
{
name = member.Name;
}
if (typeof(CustomExtensionAttribute).IsAssignableFrom(fdata.MemberType))
{
if (boundAttributeType != null)
{
throw new InvalidOperationException("Type '" + member.DeclaringType + "' has two members bound to a custom attribute. There can be only one.");
}
boundAttributeType = fdata;
return(null);
}
return(fdata);
}
Dictionary <string, ExtensionNodeType.FieldData> GetMembersMap(Type type, out ExtensionNodeType.FieldData boundAttributeType)
{
string fname;
Dictionary <string, ExtensionNodeType.FieldData> fields = new Dictionary <string, ExtensionNodeType.FieldData> ();
boundAttributeType = null;
while (type != typeof(object) && type != null)
{
foreach (FieldInfo field in type.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.DeclaredOnly))
{
NodeAttributeAttribute at = (NodeAttributeAttribute)Attribute.GetCustomAttribute(field, typeof(NodeAttributeAttribute), true);
if (at != null)
{
ExtensionNodeType.FieldData fd = CreateFieldData(field, at, out fname, ref boundAttributeType);
if (fd != null)
{
fields [fname] = fd;
}
}
}
foreach (PropertyInfo prop in type.GetProperties(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.DeclaredOnly))
{
NodeAttributeAttribute at = (NodeAttributeAttribute)Attribute.GetCustomAttribute(prop, typeof(NodeAttributeAttribute), true);
if (at != null)
{
ExtensionNodeType.FieldData fd = CreateFieldData(prop, at, out fname, ref boundAttributeType);
if (fd != null)
{
fields [fname] = fd;
}
}
}
type = type.BaseType;
}
return(fields);
}
ExtensionNodeType.FieldData CreateFieldData(MemberInfo member, NodeAttributeAttribute at, out string name, ref ExtensionNodeType.FieldData boundAttributeType)
{
ExtensionNodeType.FieldData fdata = new ExtensionNodeType.FieldData ();
fdata.Member = member;
fdata.Required = at.Required;
fdata.Localizable = at.Localizable;
if (at.Name != null && at.Name.Length > 0)
name = at.Name;
else
name = member.Name;
if (typeof(CustomExtensionAttribute).IsAssignableFrom (fdata.MemberType)) {
if (boundAttributeType != null)
throw new InvalidOperationException ("Type '" + member.DeclaringType + "' has two members bound to a custom attribute. There can be only one.");
boundAttributeType = fdata;
return null;
}
return fdata;
}
bool InitializeNodeType(ExtensionNodeType ntype)
{
RuntimeAddin p = AddinManager.SessionService.GetAddin(ntype.AddinId);
if (p == null)
{
if (!AddinManager.SessionService.IsAddinLoaded(ntype.AddinId))
{
if (!AddinManager.SessionService.LoadAddin(null, ntype.AddinId, false))
{
return(false);
}
p = AddinManager.SessionService.GetAddin(ntype.AddinId);
if (p == null)
{
AddinManager.ReportError("Add-in not found", ntype.AddinId, null, false);
return(false);
}
}
}
// If no type name is provided, use TypeExtensionNode by default
if (ntype.TypeName == null || ntype.TypeName.Length == 0)
{
ntype.Type = typeof(TypeExtensionNode);
return(true);
}
ntype.Type = p.GetType(ntype.TypeName, false);
if (ntype.Type == null)
{
AddinManager.ReportError("Extension node type '" + ntype.TypeName + "' not found.", ntype.AddinId, null, false);
return(false);
}
Hashtable fields = new Hashtable();
// Check if the type has NodeAttribute attributes applied to fields.
Type type = ntype.Type;
while (type != typeof(object) && type != null)
{
foreach (FieldInfo field in type.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.DeclaredOnly))
{
NodeAttributeAttribute at = (NodeAttributeAttribute)Attribute.GetCustomAttribute(field, typeof(NodeAttributeAttribute), true);
if (at != null)
{
ExtensionNodeType.FieldData fdata = new ExtensionNodeType.FieldData();
fdata.Field = field;
fdata.Required = at.Required;
fdata.Localizable = at.Localizable;
string name;
if (at.Name != null && at.Name.Length > 0)
{
name = at.Name;
}
else
{
name = field.Name;
}
fields [name] = fdata;
}
}
type = type.BaseType;
}
if (fields.Count > 0)
{
ntype.Fields = fields;
}
return(true);
}
bool InitializeNodeType(ExtensionNodeType ntype)
{
RuntimeAddin p = AddinManager.SessionService.GetAddin(ntype.AddinId);
if (p == null)
{
if (!AddinManager.SessionService.IsAddinLoaded(ntype.AddinId))
{
if (!AddinManager.SessionService.LoadAddin(null, ntype.AddinId, false))
{
return(false);
}
p = AddinManager.SessionService.GetAddin(ntype.AddinId);
if (p == null)
{
AddinManager.ReportError("Add-in not found", ntype.AddinId, null, false);
return(false);
}
}
}
// If no type name is provided, use TypeExtensionNode by default
if (ntype.TypeName == null || ntype.TypeName.Length == 0)
{
ntype.Type = typeof(TypeExtensionNode);
return(true);
}
ntype.Type = p.GetType(ntype.TypeName, false);
if (ntype.Type == null)
{
AddinManager.ReportError("Extension node type '" + ntype.TypeName + "' not found.", ntype.AddinId, null, false);
return(false);
}
Hashtable fields = new Hashtable();
ArrayList reqFields = new ArrayList();
// Check if the type has NodeAttribute attributes applied to fields.
foreach (FieldInfo field in ntype.Type.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance))
{
NodeAttributeAttribute at = (NodeAttributeAttribute)Attribute.GetCustomAttribute(field, typeof(NodeAttributeAttribute), true);
if (at != null)
{
string name;
if (at.Name != null && at.Name.Length > 0)
{
name = at.Name;
}
else
{
name = field.Name;
}
if (at.Required)
{
reqFields.Add(name);
}
fields [name] = field;
}
}
if (fields.Count > 0)
{
ntype.Fields = fields;
if (reqFields.Count > 0)
{
ntype.RequiredFields = (string[])reqFields.ToArray(typeof(string));
}
}
return(true);
}
