private Assembly Compile(string source, string inputFile, IEnumerable <string> references, bool debug, CodeDomProvider provider, string compilerOptions)
{
CompilerParameters options = new CompilerParameters();
foreach (string str in references)
{
options.ReferencedAssemblies.Add(str);
}
options.WarningLevel = 4;
if (debug)
{
options.GenerateInMemory = false;
options.IncludeDebugInformation = true;
options.TempFiles.KeepFiles = true;
}
else
{
options.GenerateInMemory = true;
options.IncludeDebugInformation = false;
options.TempFiles.KeepFiles = false;
}
options.CompilerOptions = compilerOptions;
CompilerResults results = null;
Assembly compiledAssembly = null;
try
{
results = provider.CompileAssemblyFromSource(options, new string[] { source });
if (results.Errors.Count > 0)
{
foreach (CompilerError error in results.Errors)
{
error.ErrorText = Resources.CompilerErrorPrepend + error.ErrorText;
if (string.IsNullOrEmpty(error.FileName))
{
error.FileName = inputFile;
}
}
this.Errors.AddRange(results.Errors);
}
if (!results.Errors.HasErrors)
{
compiledAssembly = results.CompiledAssembly;
}
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(Resources.CompilerErrors + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception.ToString() }), false);
}
return(compiledAssembly);
}
private bool ValidateBaseClass(string baseClassName, IList <string> importedNamespaces, bool validBaseClass)
{
try
{
if (string.IsNullOrEmpty(baseClassName))
{
return(validBaseClass);
}
string[] strArray = new string[importedNamespaces.Count + 1];
strArray[0] = baseClassName;
for (int i = 1; i < strArray.Length; i++)
{
strArray[i] = importedNamespaces[i - 1].Trim() + "." + baseClassName;
}
Type type = null;
Assembly[] assemblies = AppDomain.CurrentDomain.GetAssemblies();
foreach (string str in strArray)
{
foreach (Assembly assembly in assemblies)
{
type = assembly.GetType(str, false, true);
if (type != null)
{
break;
}
}
if (type != null)
{
break;
}
}
if (type != null)
{
if (!type.IsSubclassOf(typeof(TextTransformation)))
{
this.LogError(Resources.InvalidBaseClass, false);
return(validBaseClass);
}
validBaseClass = true;
return(validBaseClass);
}
this.LogError(string.Format(CultureInfo.CurrentCulture, Resources.BaseClassNotFound, new object[] { baseClassName }), false);
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(string.Format(CultureInfo.CurrentCulture, Resources.BaseClassNotFound, new object[] { baseClassName }), false);
}
return(validBaseClass);
}
public void PreLoadAssemblies(string[] assemblies)
{
try
{
this.LoadExplicitAssemblyReferences(assemblies);
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(Resources.ExceptionWhileRunningCode + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception.ToString() }), false);
}
}
private Assembly AttemptAssemblyLoad(string assemblyName)
{
try
{
return(Assembly.LoadFrom(assemblyName));
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(string.Format(CultureInfo.CurrentCulture, Resources.AssemblyLoadError, new object[] { assemblyName }) + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception.ToString() }), false);
return(null);
}
}
private TextTransformation CreateTextTransformation(string fullClassName, ITextTemplatingEngineHost host, Assembly assembly, ITextTemplatingSession userSession)
{
object obj2 = null;
try
{
obj2 = assembly.CreateInstance(fullClassName);
if (obj2 == null)
{
this.LogError(Resources.ExceptionInstantiatingTransformationObject, false);
return(null);
}
Type transformationType = obj2.GetType();
if (host != null)
{
try
{
transformationType.GetProperty("Host").SetValue(obj2, host, null);
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(string.Format(CultureInfo.CurrentCulture, Resources.ExceptionSettingHost, new object[] { transformationType.FullName }), false);
}
}
try
{
PropertyInfo mostDerivedProperty = GetMostDerivedProperty(transformationType, "Session");
if (mostDerivedProperty != null)
{
mostDerivedProperty.SetValue(obj2, userSession, null);
}
}
catch (Exception exception2)
{
if (Engine.IsCriticalException(exception2))
{
throw;
}
this.LogError(string.Format(CultureInfo.CurrentCulture, Resources.ExceptionSettingSession, new object[] { transformationType.FullName }), false);
}
return((TextTransformation)obj2);
}
catch (Exception exception3)
{
if (Engine.IsCriticalException(exception3))
{
IDisposable disposable = obj2 as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
throw;
}
this.LogError(Resources.ExceptionInstantiatingTransformationObject + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception3.ToString() }), false);
}
return(null);
}
public void RunTransformation(TemplateProcessingSession session, string source, ITextTemplatingEngineHost host, out string result)
{
ToStringHelper.FormatProvider = session.FormatProvider;
CodeDomProvider codeDomProvider = session.CodeDomProvider;
string errorOutput = Resources.ErrorOutput;
bool validBaseClass = string.IsNullOrEmpty(session.BaseClassName);
Assembly assembly = null;
try
{
if (this.ValidateBaseClass(session.BaseClassName, session.ImportDirectives, validBaseClass))
{
session.AssemblyDirectives.Add(base.GetType().Assembly.Location);
session.AssemblyDirectives.Add(typeof(ITextTemplatingEngineHost).Assembly.Location);
assembly = this.LocateAssembly(session.CacheAssemblies, session.ClassFullName, source, session.TemplateFile, session.Debug, codeDomProvider, session.AssemblyDirectives, session.CompilerOptions);
}
if (assembly != null)
{
using (TextTransformation transformation = this.CreateTextTransformation(session.ClassFullName, host, assembly, session.UserTransformationSession))
{
if (transformation != null)
{
try
{
transformation.Initialize();
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
this.LogError(Resources.ErrorInitializingTransformationObject + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception.ToString() }), false);
}
if (!transformation.Errors.HasErrors && !this.Errors.HasErrors)
{
try
{
errorOutput = transformation.TransformText();
}
catch (Exception exception2)
{
if (Engine.IsCriticalException(exception2))
{
throw;
}
if (exception2.Data["TextTemplatingProgress"] != null)
{
errorOutput = exception2.Data["TextTemplatingProgress"].ToString();
}
ArgumentNullException exception3 = exception2 as ArgumentNullException;
if ((exception3 != null) && (StringComparer.OrdinalIgnoreCase.Compare(exception3.ParamName, "objectToConvert") == 0))
{
this.LogError(Resources.ExpressionBlockNull + Environment.NewLine + exception3.StackTrace, false);
}
else
{
this.LogError(Resources.TransformationErrorPrepend + exception2.ToString(), false);
}
}
}
foreach (CompilerError error in transformation.Errors)
{
error.ErrorText = Resources.TransformationErrorPrepend + error.ErrorText;
}
this.Errors.AddRange(transformation.Errors);
}
}
}
}
catch (Exception exception4)
{
if (Engine.IsCriticalException(exception4))
{
throw;
}
this.LogError(Resources.ExceptionWhileRunningCode + string.Format(CultureInfo.CurrentCulture, Resources.Exception, new object[] { exception4.ToString() }), false);
}
result = errorOutput;
}
public static Encoding GetEncoding(string filePath)
{
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
Encoding currentEncoding = Encoding.Default;
if (!File.Exists(filePath))
{
return(currentEncoding);
}
try
{
using (FileStream stream = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
if (stream.Length > 0)
{
using (StreamReader reader = new StreamReader(stream, true))
{
char[] chArray = new char[1];
reader.Read(chArray, 0, 1);
currentEncoding = reader.CurrentEncoding;
reader.BaseStream.Position = 0;
if (currentEncoding == Encoding.UTF8)
{
byte[] preamble = currentEncoding.GetPreamble();
if (stream.Length >= preamble.Length)
{
byte[] buffer = new byte[preamble.Length];
stream.Read(buffer, 0, buffer.Length);
for (int i = 0; i < buffer.Length; i++)
{
if (buffer[i] != preamble[i])
{
currentEncoding = Encoding.Default;
goto Label_00EF;
}
}
}
else
{
currentEncoding = Encoding.Default;
}
}
}
}
}
}
catch (Exception exception)
{
if (Engine.IsCriticalException(exception))
{
throw;
}
}
Label_00EF:
if (currentEncoding == null)
{
currentEncoding = Encoding.UTF8;
}
return(currentEncoding);
}
