/// <summary>
/// Subclasses should call this, instead of "Callback()" directly.
/// </summary>
/// <param name="src"></param>
/// <param name="dest"></param>
protected void RaiseCallbackEvent(ConversionFile src, IEnumerable<ConversionFile> dest)
{
if (this.Callback != null)
{
Task.Run(() => this.Callback(src, dest));
}
}
/// <summary>
/// Subclasses should call this, instead of "Callback()" directly.
/// </summary>
/// <param name="src"></param>
/// <param name="dest"></param>
protected void RaiseCallbackEvent(ConversionFile src, IEnumerable <ConversionFile> dest)
{
if (this.Callback != null)
{
Task.Run(() => this.Callback(src, dest));
}
}
private string GetOutputDir(ConversionFile toBeConverted)
{
if (toBeConverted == null)
{
return(string.Empty);
}
//string hash = Hash.GetEncodedHash(toBeConverted.RowId);
return(Path.Combine(
_rootOutputPath,
toBeConverted.GetHashBasedOfRowId(),
"images"));
}
private string GetOutputDir(ConversionFile toBeConverted)
{
if (toBeConverted == null)
{
return string.Empty;
}
//string hash = Hash.GetEncodedHash(toBeConverted.RowId);
return Path.Combine(
_rootOutputPath,
toBeConverted.GetHashBasedOfRowId(),
"images");
}
public override void Execute(ConversionFile toBeConverted)
{
File file = this.UploadFile(toBeConverted.GetStream(), toBeConverted.FileName, toBeConverted.MimeType, true);
Stream stream = this.DownloadPdf(file.Id);
//TODO: I wonder what the effect would be if the converter callback used QueueBackgroundWorkItem too...
if (this.Callback != null)
{
var dir = Path.GetDirectoryName(toBeConverted.Path);
if (!string.IsNullOrWhiteSpace(dir))
{
var output = ConversionFile.SaveAs(stream,
Path.Combine(dir, Path.GetFileNameWithoutExtension(toBeConverted.Path) + ".pdf"));
Callback(toBeConverted, new List <ConversionFile>(new[] { output }).AsEnumerable());
}
}
}
public override void Execute(ConversionFile toBeConverted)
{
File file = this.UploadFile(toBeConverted.GetStream(), toBeConverted.FileName, toBeConverted.MimeType, true);
Stream stream = this.DownloadPdf(file.Id);
//TODO: I wonder what the effect would be if the converter callback used QueueBackgroundWorkItem too...
if (this.Callback != null)
{
var dir = Path.GetDirectoryName(toBeConverted.Path);
if (!string.IsNullOrWhiteSpace(dir))
{
var output = ConversionFile.SaveAs(stream,
Path.Combine(dir, Path.GetFileNameWithoutExtension(toBeConverted.Path) + ".pdf"));
Callback(toBeConverted, new List<ConversionFile>(new[] { output }).AsEnumerable());
}
}
}
public override void Execute(ConversionFile toBeConverted)
{
var outputDir = GetOutputDir(toBeConverted);
if (!Directory.Exists(outputDir))
{
Directory.CreateDirectory(outputDir);
}
var fileNames = PdfToImages(toBeConverted.Path, outputDir, 120);
List<ConversionFile> outputFiles = new List<ConversionFile>();
foreach (string file in fileNames)
{
ConversionFile f = new ConversionFile
{
Path = file
};
outputFiles.Add(f);
}
this.RaiseCallbackEvent(toBeConverted, outputFiles);
}
public override void Execute(ConversionFile toBeConverted)
{
var outputDir = GetOutputDir(toBeConverted);
if (!Directory.Exists(outputDir))
{
Directory.CreateDirectory(outputDir);
}
var fileNames = PdfToImages(toBeConverted.Path, outputDir, 120);
List <ConversionFile> outputFiles = new List <ConversionFile>();
foreach (string file in fileNames)
{
ConversionFile f = new ConversionFile
{
Path = file
};
outputFiles.Add(f);
}
this.RaiseCallbackEvent(toBeConverted, outputFiles);
}
public static ConversionFile SaveAs(Stream stream, string path)
{
try
{
using (var fileStream = System.IO.File.Create(path))
{
stream.Seek(0, SeekOrigin.Begin);
stream.CopyTo(fileStream);
}
ConversionFile f = new ConversionFile
{
Path = path,
Type = FileType.Local
};
return(f);
}
// ReSharper disable once RedundantCatchClause
catch (Exception ex)
{
//TODO: log File.SaveAs errors
System.Diagnostics.Debug.WriteLine("SaveAs() Exception: " + ex.Message);
throw;
}
}
public abstract void Execute(ConversionFile toBeConverted);
public abstract void Execute(ConversionFile toBeConverted);
public static ConversionFile SaveAs(Stream stream, string path)
{
try
{
using (var fileStream = System.IO.File.Create(path))
{
stream.Seek(0, SeekOrigin.Begin);
stream.CopyTo(fileStream);
}
ConversionFile f = new ConversionFile
{
Path = path,
Type = FileType.Local
};
return f;
}
// ReSharper disable once RedundantCatchClause
catch (Exception ex)
{
//TODO: log File.SaveAs errors
System.Diagnostics.Debug.WriteLine("SaveAs() Exception: " + ex.Message);
throw;
}
}
