//SHARED
#region Convert Functions
/// -----------------------------------------------------------------------------
/// <summary>
/// Convert ASP.NET code using language-autodetection.
/// </summary>
/// <param name="aspxSource">The ASPX source code.</param>
/// <returns>New instance of Class ASPXConverter</returns>
/// <remarks>
/// Supported is only ASP.NET code with inline serverside code of the languages Visual Basic .NET or C#.
/// </remarks>
/// -----------------------------------------------------------------------------
public static ASPXConverter Convert(string aspxSource, ConverterLanguagesAutodetectable converterLanguage = ConverterLanguagesAutodetectable.Autodetect)
{
ASPXConverter RetConv = new ASPXConverter();
Int32 TmpStart;
Int32 TmpEnd;
Int32 TmpLastEnd;
string TmpDirective;
string TmpComment = "";
string TmpCodeLines;
string TmpConvertCode = "";
ArrayList TmpHtmlBlocks = new ArrayList();
string TmpS;
try {
//set language
if (converterLanguage == ConverterLanguagesAutodetectable.Autodetect)
{
RetConv.FConverterLanguage = SearchLanguage(aspxSource);
}
else
{
RetConv.FConverterLanguage = converterLanguage;
}
//get Before-Convert-Comment-Sign
switch (RetConv.FConverterLanguage)
{
case ConverterLanguagesAutodetectable.CSharpToVBNet:
TmpComment = "//";
case ConverterLanguagesAutodetectable.VBNetToCSharp:
TmpComment = "'";
}
//for each <%...%> block
TmpStart = -1;
TmpLastEnd = 0;
do
{
//search "<%"
TmpStart = aspxSource.IndexOf("<%", TmpStart + 1);
if (TmpStart > -1)
{
//search "%>"
TmpEnd = aspxSource.IndexOf("%>", TmpStart + 2);
if (TmpEnd > -1)
{
if (aspxSource.Substring(TmpStart + 2, 1) == "@")
{
//if @: replace language-attribute and codebehind file extension
TmpDirective = aspxSource.Substring(TmpStart, TmpEnd - TmpStart + 2);
switch (RetConv.FConverterLanguage)
{
case ConverterLanguagesAutodetectable.CSharpToVBNet:
TmpDirective = TmpDirective.Replace("\"c#\"", "\"vb\"").Replace(".cs\"", ".vb\"").Replace("=cs ", "=vb ").Replace("=c# ", "=vb ").Replace("\"cs\"", "\"vb\"");
case ConverterLanguagesAutodetectable.VBNetToCSharp:
TmpDirective = TmpDirective.Replace("\"vb\"", "\"c#\"").Replace(".vb\"", ".cs\"").Replace("=vb ", "=c# ");
}
aspxSource = aspxSource.Substring(0, TmpStart) + TmpDirective + aspxSource.Substring(TmpEnd + 2, aspxSource.Length - TmpEnd - 2);
}
else
{
//else: convert statements
TmpHtmlBlocks.Add(aspxSource.Substring(TmpLastEnd, TmpStart - TmpLastEnd + 2));
TmpConvertCode += TmpComment + "HTMLBLOCK-" + TmpHtmlBlocks.Count.ToString + "." + vbCrLf;
TmpCodeLines = aspxSource.Substring(TmpStart + 2, TmpEnd - TmpStart - 2);
TmpS = TmpCodeLines.TrimStart(char.Parse(" "), Chr(9), Chr(10), Chr(13));
if ((TmpS != "") && (TmpS.Substring(0, 1) == "="))
{
//Add Temporary Out-Variable-Prefix
TmpCodeLines = "NETVERTASPNETOUT " + TmpS;
}
try {
} catch (Exception ex) {
}
//if StrTrimmLeft(StrTrimmLeft(StrTrimmLeft(tmpcodelines," "), chr(9).ToString)
TmpConvertCode += TmpCodeLines + vbCrLf;
TmpLastEnd = TmpEnd;
}
}
}
} while (TmpStart > -1);
//Append last HTML-Block
if (aspxSource.Length > TmpLastEnd)
{
TmpHtmlBlocks.Add(aspxSource.Substring(TmpLastEnd, aspxSource.Length - TmpLastEnd));
TmpConvertCode += TmpComment + "HTMLBLOCK-" + TmpHtmlBlocks.Count.ToString + "." + vbCrLf;
}
//Convert Code
switch (RetConv.FConverterLanguage)
{
case ConverterLanguagesAutodetectable.CSharpToVBNet:
// ERROR: Not supported in C#: WithStatement
//get After-Convert-Comment-Sign
TmpComment = "'";
case ConverterLanguagesAutodetectable.VBNetToCSharp:
// ERROR: Not supported in C#: WithStatement
//get After-Convert-Comment-Sign
TmpComment = "//";
}
//Remove Temporary Out-Variable-Prefix
TmpConvertCode = TmpConvertCode.Replace("NETVERTASPNETOUT ", "");
//Insert HTML-Blocks
for (Int32 iBlock = 0; iBlock <= TmpHtmlBlocks.Count - 1; iBlock++)
{
TmpConvertCode = TmpConvertCode.Replace(TmpComment + "HTMLBLOCK-" + (iBlock + 1).ToString + ".", TmpHtmlBlocks(iBlock));
}
//set result
RetConv.FResultSource = TmpConvertCode;
#if (DEBUG)
//catch only internal exceptions
} catch (NetVertException nEx) {
RetConv.FHasError = true;
RetConv.FErrorText = nEx.Message;
#Else
//catch all exceptions
} catch (Exception ex) {
RetConv.FHasError = true;
RetConv.FErrorText = ex.Message;
#endif
}
return(RetConv);
}
/// -----------------------------------------------------------------------------
/// <summary>
/// Convert single ASPX file.
/// </summary>
/// <param name="sourceFile">The full path and filename to the source ASPX file.</param>
/// <param name="targetFile">The full path and filename to the destination ASPX file.</param>
/// <param name="overwriteExistingFile">True if existing file should be overwriten ([default] is false).</param>
/// -----------------------------------------------------------------------------
public void ConvertFile(string sourceFile, string targetFile, bool overwriteExistingFile = false)
{
ASPXConverter TmpConv;
string TmpS;
ProcessedFileEventArgs TmpE;
try {
// ERROR: Not supported in C#: WithStatement
FTotalCount += 1;
if (File.Exists(targetFile) && !overwriteExistingFile)
{
//Skipped, file exists
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, new ProcessedFileEventArgs(ProcessedFileEventArgs.ConverterFileTypes.ASPXFile, sourceFile, "", targetFile, "", ProcessedFileEventArgs.ConverterOperations.Skipped_Exists, FLanguage, ""));
}
}
else
{
// ERROR: Not supported in C#: WithStatement
//create EventArgs
TmpE = new ProcessedFileEventArgs(ProcessedFileEventArgs.ConverterFileTypes.ASPXFile, sourceFile, TmpS, targetFile, "", ProcessedFileEventArgs.ConverterOperations.Before_Conversion, FLanguage, "");
if (BeforeFileProcessed != null)
{
BeforeFileProcessed(this, TmpE);
}
//convert now
TmpConv = ASPXConverter.Convert(TmpS, FLanguage);
if (TmpConv.HasError)
{
//has an error
FFailedCount += 1;
TmpE.ModifyStatus(ProcessedFileEventArgs.ConverterOperations.Skipped_Error, TmpConv.ErrorText, TmpConv.ConverterLanguage);
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, TmpE);
}
}
else
{
//no error
FConvertedCount += 1;
if (File.Exists(targetFile))
{
TmpE.ModifyStatus(ProcessedFileEventArgs.ConverterOperations.Success_Overwriting, "", TmpConv.ConverterLanguage);
File.Delete(targetFile);
}
else
{
TmpE.ModifyStatus(ProcessedFileEventArgs.ConverterOperations.Success_Creating, "", TmpConv.ConverterLanguage);
}
TmpE.OutputSource = TmpConv.ASPXOutputSource;
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, TmpE);
}
//save new stream to file
try {
// ERROR: Not supported in C#: WithStatement
} catch (Exception ex) {
TmpE.ModifyStatus(ProcessedFileEventArgs.ConverterOperations.Skipped_Error, ex.Message);
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, TmpE);
}
}
}
}
#if (DEBUG)
} catch (NetVertException ex) {
//common error
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, new ProcessedFileEventArgs(ProcessedFileEventArgs.ConverterFileTypes.ASPXFile, sourceFile, "", targetFile, "", ProcessedFileEventArgs.ConverterOperations.Skipped_Error, FLanguage, ex.Message));
}
#Else
} catch (Exception ex) {
//common error
if (AfterFileProcessed != null)
{
AfterFileProcessed(this, new ProcessedFileEventArgs(ProcessedFileEventArgs.ConverterFileTypes.ASPXFile, sourceFile, "", targetFile, "", ProcessedFileEventArgs.ConverterOperations.Skipped_Error, FLanguage, ex.Message));
}
#endif
}
//With Directory.GetParent(targetFile)
// If Not .Exists Then
// OutputText("Creating directory " & .FullName)
// .Create()
// End If
//End With
//FTotalCount += 1
//If File.Exists(targetFile) AndAlso _
// Not overwriteExistingFile Then
// OutputText("Skipped, file exists " & targetFile)
//Else
// TmpReader = File.OpenText(sourceFile)
// TmpS = TmpReader.ReadToEnd
// TmpReader.Close()
// 'TmpError = ""
// TmpConv = ASPXConverter.Convert(TmpS, FLanguage)
// If TmpConv.HasError Then
// 'has an error
// FFailedCount += 1
// OutputText("Error in " & sourceFile & vbCrLf & TmpConv.ErrorText)
// Else
// 'no error
// If File.Exists(targetFile) Then
// OutputText("Overwriting " & targetFile)
// Else
// OutputText("Creating " & targetFile)
// End If
// FConvertedCount += 1
// TmpWriter = File.CreateText(targetFile)
// TmpWriter.Write(TmpConv.ASPXOutputSource)
// TmpWriter.Close()
// End If
//End If
}