/// <summary>
/// Executes the task.
/// </summary>
/// <returns>true if successful</returns>
public override bool Execute()
{
if (this.BuildEngine != null)
{
Logger = new LogWrapper(Log);
}
else
{
Logger = new MockTaskLogger();
}
string errorCode = "";
try
{
if (string.IsNullOrEmpty(File))
{
errorCode = MessageCodes.ReplaceInFile.EmptyFile;
throw new ArgumentNullException(null, $"'{nameof(File)}' is null or empty.");
}
FileInfo sourceFile = new FileInfo(File);
if (!sourceFile.Exists)
{
errorCode = MessageCodes.ReplaceInFile.MissingSource;
throw new FileNotFoundException($"File '{sourceFile.FullName}' does not exist.");
}
if (string.IsNullOrEmpty(Pattern))
{
errorCode = MessageCodes.ReplaceInFile.EmptyPattern;
throw new ArgumentNullException(null, $"{nameof(Pattern)} cannot be null or empty.");
}
if (Substitute == null)
{
Substitute = "";
}
string fileText = System.IO.File.ReadAllText(sourceFile.FullName);
if (EscapeBackslash)
{
Substitute = Substitute.Replace(@"\", @"\\");
}
Logger.LogMessage(MessageImportance.High, $"Replacing '{Pattern}' with '{Substitute}' in {sourceFile.FullName}");
fileText = ReplaceText(fileText);
System.IO.File.WriteAllText(sourceFile.FullName, fileText);
return(true);
}
catch (Exception ex)
{
if (string.IsNullOrEmpty(errorCode))
{
errorCode = MessageCodes.ReplaceInFile.ReplaceFailed;
}
if (BuildEngine != null)
{
int line = BuildEngine.LineNumberOfTaskNode;
int column = BuildEngine.ColumnNumberOfTaskNode;
Logger.LogError(null, errorCode, null, BuildEngine.ProjectFileOfTaskNode, line, column, line, column, $"{GetType().Name} failed - {ex.Message}");
}
else
{
Logger.LogError(null, errorCode, null, null, 0, 0, 0, 0, $"Error in {GetType().Name}: {ex.Message}");
}
return(false);
}
}