internal object DoWork(){
// Invoke the worker method and return any results.
WaitWindowEventArgs e = new WaitWindowEventArgs(_Parent, _Parent._Args);
if ((_Parent._WorkerMethod != null)){
_Parent._WorkerMethod(this, e);
}
return e.Result;
}
internal object DoWork()
{
// Invoke the worker method and return any results.
WaitWindowEventArgs e = new WaitWindowEventArgs(this._Parent, this._Parent._Args);
if ((this._Parent._WorkerMethod != null))
{
this._Parent._WorkerMethod(this, e);
}
return(e.Result);
}
private void SaveAsPdf(object sender, WaitWindowEventArgs e)
{
string fileName = e.Arguments[0].ToString();
string pathToSave = "";
bool thrown = false;
try
{
using (MagickImage image = new MagickImage(filePath))
{
image.Format = MagickFormat.Pdf;
pathToSave = Path.Combine(Constants.ContainerLocation, Constants.Directories.GetSpecifiedCaseDirectory(action), fileName + SaveableFileTypes.Pdf);
image.Write(pathToSave);
e.Window.Message = "Rehashing PDF";
Hash = OsirtHelper.GetFileHash(pathToSave);
successful = true;
}
}
catch (Exception ex) when (ex is MagickErrorException || ex is System.Runtime.InteropServices.SEHException || ex is ArgumentException || ex is System.Reflection.TargetInvocationException /*|| ex is System.AccessViolationException || ex is Exception*/)
{
thrown = true;
var message = "Unable to save as PDF. Reverting to saving as PNG.";
Invoke((MethodInvoker)(() => uiFileExtensionComboBox.SelectedIndex = uiFileExtensionComboBox.Items.IndexOf(SaveableFileTypes.Png)));
e.Window.Message = message;
Task.Delay(2000).Wait(); //just so the user can see we're saving as PNG instead
SaveAsPng(fileName);
}
finally
{
//delete temp pdf file
if (thrown)
{
if (File.Exists(pathToSave))
{
File.Delete(pathToSave);
}
}
}
}
private void CreateCase(object sender, WaitWindowEventArgs e)
{
new CaseCreator((Dictionary<string, string>)e.Arguments[0], new DatabaseTableHelper());
}
private void GetScreenshot(object sender, WaitWindowEventArgs e)
{
DirectoryInfo directory = new DirectoryInfo(Constants.CacheLocation);
FileSystemInfo[] files = directory.GetFileSystemInfos();
ScreenshotHelper.CombineScreenshot(files, e);
}
private void VerifyPassword(object sender, WaitWindowEventArgs e)
{
string password = e.Arguments[0].ToString();
e.Result = ZipFile.CheckZipPassword(file.FullName, password);
}
private void LoadCase(object sender, WaitWindowEventArgs e)
{
string password = e.Arguments[0].ToString();
DirectoryInfo parentDir = Directory.GetParent(file.FullName);
using (ZipFile zip = ZipFile.Read(file.FullName))
{
zip.Password = password;
zip.ExtractAll(parentDir.FullName, ExtractExistingFileAction.OverwriteSilently);
}
try
{
File.Delete(file.FullName);
}
catch (IOException io)
{
MessageBox.Show($"Unable to delete: {io}");
}
Constants.CasePath = parentDir.FullName;
Constants.CaseContainerName = Path.GetFileName(file.FullName.Replace(Constants.ContainerExtension, ""));
if (password != "")
{
e.Window.Message = "Re-encrypting password... Please Wait";
string hash = SecurePasswordHasher.Hash(password);
UpdateCaseTableWithPassword(hash);
}
if(!isReport)
Logger.Log(new OsirtActionsLog(Actions.CaseLoaded, uiFileHashTextBox.Text, Constants.CaseContainerName));
}
private void CreatePDF(object sender, WaitWindowEventArgs e)
{
//TODO: When audit log is exported and case notes are then exported (or vice-verca) as PDF, the application hangs...
string path = e.Arguments[0].ToString();
string html = CaseNotesToHtml.CreateHtml();
HtmLtoPdf.SaveHtmltoPdf(html, "" ,"Case Notes", path);
string hash = OsirtHelper.GetFileHash(path);
Logger.Log(new OsirtActionsLog(Enums.Actions.CaseNotes, hash, System.IO.Path.GetFileName(path)));
}
/// <summary>
/// Combines the screenshots into one contiguous screenshot
/// </summary>
/// <param name="files">The files (images) to combine</param>
/// <param name="e">For UX, an output progress message</param>
public static void CombineScreenshot(FileSystemInfo[] files, WaitWindowEventArgs e)
{
string screenshotLocation = Path.Combine(Constants.CacheLocation, "temp.png");
using (MagickImageCollection images = new MagickImageCollection())
{
// Add the first image
var orderedFiles = files.OrderBy(f => f.CreationTime);
foreach (FileSystemInfo file in orderedFiles)
{
MagickImage first = new MagickImage(file.FullName);
e.Window.Message = "Obtaining Snapshots... Please Wait";
images.Add(first);
}
using (MagickImage result = images.AppendVertically())
{
e.Window.Message = "Building Screenshot... Please Wait" + System.Environment.NewLine + "This can take a minute.";
try
{
result.Write(screenshotLocation);
} catch (MagickImageErrorException err)
{
Debug.WriteLine($"Error: {err}");
}
}
}
}
