public static string ProcessTemplate(string templateFile, IMarshalProperties objProperties)
{
string fileOutput = null;
Microsoft.VisualStudio.TextTemplating.Engine e = new Microsoft.VisualStudio.TextTemplating.Engine();
using (TemplateGenerationHost host = new TemplateGenerationHost())
{
SetCallContextData(objProperties);
host.TemplateFileValue = templateFile;
string fileContents = File.ReadAllText(templateFile);
fileOutput = e.ProcessTemplate(fileContents, host);
if (host.Errors.HasErrors)
{
fileOutput = string.Empty;
foreach (var err in host.Errors)
{
fileOutput += "\r\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n";
fileOutput += err;
}
}
//clear out the context data we used in the template
SetCallContextData(objProperties, true);
}
return(fileOutput);
}
private static void SetCallContextData(IMarshalProperties objProperties, bool clearContextData = false)
{
foreach (PropertyInfo pi in objProperties.GetType().GetProperties())
{
object val = pi.GetValue(objProperties, null);
if (val != null)
{
if (val is System.Collections.ICollection)
{
foreach (var innerObj in (ICollection)val)
{
if (innerObj is DictionaryEntry)
{
DictionaryEntry de = (DictionaryEntry)innerObj;
CallContext.LogicalSetData(de.Key.ToString(), de.Value.ToString());
}
else if (val is List <string> )
{
string serializedValue = null;
System.Xml.Serialization.XmlSerializer xs = new System.Xml.Serialization.XmlSerializer(typeof(List <string>));
using (MemoryStream ms = new MemoryStream())
{
xs.Serialize(ms, val);
serializedValue = ms.ToString();
ms.Position = 0;
StreamReader sr = new StreamReader(ms);
serializedValue = sr.ReadToEnd();
CallContext.LogicalSetData(pi.Name, serializedValue);
}
}
}
}
else
{
System.Runtime.Remoting.Messaging.CallContext.LogicalSetData(pi.Name, (clearContextData) ? null : val.ToString());
}
}
}
}
