public async Task <Stream> CreateProgramPackageForExport(string programName)
{
var streamResult = new MemoryStream();
var tempPath = Path.Combine(StorageConstants.TempProgramExportPath, programName);
var programFolderPath = Path.Combine(StorageConstants.ProgramsPath, programName);
var programCodePath = Path.Combine(tempPath, StorageConstants.ProgramCodePath);
using (var storage = StorageSystem.GetStorage())
{
await storage.DeleteDirectoryAsync(tempPath);
await storage.CopyDirectoryAsync(programFolderPath, tempPath);
var programCode = await storage.ReadTextFileAsync(programCodePath);
var converterResult = await CatrobatVersionConverter.
ConvertToXmlVersion(programCode, XmlConstants.TargetOutputVersion);
if (converterResult.Error != CatrobatVersionConverter.VersionConverterStatus.NoError)
{
return(null);
}
}
var zipService = new ZipService();
await zipService.ZipCatrobatPackage(streamResult, tempPath);
streamResult.Seek(0, SeekOrigin.Begin);
return(streamResult);
}
public async Task <CheckProgramResult> CheckProgram(string pathToProgramDirectory)
{
var pathToProgramCodeFile = Path.Combine(pathToProgramDirectory, StorageConstants.ProgramCodePath);
XmlProgram convertedProgram = null;
var checkResult = new CheckProgramResult();
PortableImage programScreenshot = null;
string programName = null;
string programCode = null;
using (var storage = StorageSystem.GetStorage())
{
programScreenshot =
await storage.LoadImageAsync(Path.Combine(
pathToProgramDirectory,
StorageConstants.ProgramManualScreenshotPath)) ??
await storage.LoadImageAsync(Path.Combine(
pathToProgramDirectory,
StorageConstants.ProgramAutomaticScreenshotPath));
if (!await storage.FileExistsAsync(pathToProgramCodeFile))
{
checkResult.State = ProgramState.FilesMissing;
return(checkResult);
}
programCode = await storage.ReadTextFileAsync(pathToProgramCodeFile);
}
var converterResult = await CatrobatVersionConverter.
ConvertToXmlVersion(programCode, XmlConstants.TargetIDEVersion);
if (converterResult.Error != CatrobatVersionConverter.VersionConverterStatus.NoError)
{
switch (converterResult.Error)
{
case CatrobatVersionConverter.VersionConverterStatus.VersionTooNew:
checkResult.State = ProgramState.VersionTooNew;
break;
case CatrobatVersionConverter.VersionConverterStatus.VersionTooOld:
checkResult.State = ProgramState.VersionTooOld;
break;
default:
checkResult.State = ProgramState.Damaged;
break;
}
return(checkResult);
}
try
{
convertedProgram = new XmlProgram(converterResult.Xml);
programName = convertedProgram.ProgramHeader.ProgramName;
}
catch (Exception)
{
checkResult.State = ProgramState.Damaged;
checkResult.ProgramHeader = null;
checkResult.Program = null;
return(checkResult);
}
try
{
ProgramConverter programConverter = new ProgramConverter();
checkResult.Program = programConverter.Convert(convertedProgram);
NativeWrapper.SetProject(convertedProgram);
}
catch (Exception)
{
checkResult.State = ProgramState.ErrorInThisApp;
checkResult.ProgramHeader = null;
checkResult.Program = null;
return(checkResult);
}
if (programName == null)
{
programName = XmlProgramHelper.GetProgramName(converterResult.Xml);
}
checkResult.ProgramHeader = new LocalProgramHeader
{
Screenshot = programScreenshot,
ProjectName = programName,
};
checkResult.State = ProgramState.Valid;
return(checkResult);
}
