public static DotObjectNotationResult Parse(string toParse)
{
var arr = toParse.Split('=');
if (arr.Length > 2)
{
throw new Exception("Invalid expression passed");
}
var ret = new DotObjectNotationResult();
var pathExpression = arr[0].Split('.');
ret.PathElements = new Queue <string>(pathExpression);
string valueExpression = null;
if (arr.Length == 2)
{
valueExpression = arr[1];
}
ret.Value = valueExpression;
return(ret);
}
public static bool Apply(DotObjectNotationResult res, object dest)
{
if (string.IsNullOrWhiteSpace(res.Value))
{
return(false);
}
var current = dest;
while (res.PathElements.Count > 0)
{
var destPath = res.PathElements.Dequeue();
var type = current.GetType();
{
var directProp = type.GetProperty(destPath);
if (directProp != null)
{
if (res.PathElements.Count > 0)
{
current = directProp.GetValue(current);
continue;
}
return(TrySetPropertyValue(directProp, current, res.Value));
}
}
{
var directField = type
.GetField(destPath);
if (directField != null)
{
if (res.PathElements.Count > 0)
{
current = directField.GetValue(current);
continue;
}
return(TrySetFieldValue(directField, current, res.Value));
}
}
{
var dataMember = type.GetProperties().Select(_ => new
{
Property = _,
DataMember = _.GetCustomAttribute <DataMemberAttribute>()
}).FirstOrDefault(
_ => _.DataMember != null &&
!string.IsNullOrEmpty(_.DataMember.Name) &&
_.DataMember.Name.ToLower() == destPath.ToLower()
);
if (dataMember != null)
{
if (res.PathElements.Count > 0)
{
current = dataMember.Property.GetValue(current);
continue;
}
return(TrySetPropertyValue(dataMember.Property, current, res.Value));
}
}
{
var dataFieldMember = type.GetFields().Select(_ => new
{
Field = _,
DataMember = _.GetCustomAttribute <DataMemberAttribute>()
}).FirstOrDefault(_ => _.DataMember != null && !string.IsNullOrEmpty(_.DataMember.Name) &&
_.DataMember.Name.ToLower() == destPath.ToLower());
if (dataFieldMember != null)
{
if (res.PathElements.Count > 0)
{
current = dataFieldMember.Field.GetValue(current);
continue;
}
return(TrySetFieldValue(dataFieldMember.Field, current, res.Value));
}
}
}
return(false);
}
