GARbro-mirror/GarExtract.cs

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C#
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//! \file GarExtract.cs
//! \date Fri Jul 25 05:52:27 2014
//! \brief Extract archive frontend.
//
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// Copyright (C) 2014-2015 by morkt
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//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Linq;
using System.Collections.Generic;
using System.ComponentModel;
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using System.Diagnostics;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media.Imaging;
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using Ookii.Dialogs.Wpf;
using GameRes;
using GameRes.Strings;
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using GARbro.GUI.Strings;
using GARbro.GUI.Properties;
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namespace GARbro.GUI
{
public partial class MainWindow : Window
{
/// <summary>
/// Handle "Extract item" command.
/// </summary>
private void ExtractItemExec (object sender, ExecutedRoutedEventArgs e)
{
var entry = CurrentDirectory.SelectedItem as EntryViewModel;
if (null == entry && !ViewModel.IsArchive)
{
SetStatusText (guiStrings.MsgChooseFiles);
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return;
}
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GarExtract extractor = null;
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try
{
string destination = Settings.Default.appLastDestination;
if (!Directory.Exists (destination))
destination = "";
var vm = ViewModel;
if (!vm.IsArchive)
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{
if (!entry.IsDirectory)
{
var arc_dir = vm.Path.First();
var source = entry.Source.Name;
if (string.IsNullOrEmpty (destination))
destination = arc_dir;
SetBusyState();
VFS.ChDir (source);
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// extract into directory named after archive
if (!string.IsNullOrEmpty (Path.GetExtension (entry.Name)))
destination = Path.GetFileNameWithoutExtension (source);
extractor = new GarExtract (this, source, VFS.CurrentArchive);
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extractor.ExtractAll (destination);
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}
}
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else if (vm.Path.Count > 1)
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{
if (string.IsNullOrEmpty (destination))
destination = Path.GetDirectoryName (vm.Path.First());
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var archive_name = vm.Path[vm.Path.Count-2];
extractor = new GarExtract (this, archive_name, VFS.CurrentArchive);
if (null == entry || (entry.Name == ".." && string.IsNullOrEmpty (vm.Path.Last()))) // root entry
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extractor.ExtractAll (destination);
else
extractor.Extract (entry, destination);
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}
}
catch (OperationCanceledException X)
{
SetStatusText (X.Message);
}
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catch (Exception X)
{
PopupError (X.Message, guiStrings.MsgErrorExtracting);
}
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finally
{
if (null != extractor && !extractor.IsActive)
extractor.Dispose();
}
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}
}
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sealed internal class GarExtract : IDisposable
{
private MainWindow m_main;
private string m_arc_name;
private ArcFile m_arc;
private readonly bool m_should_dispose;
private bool m_skip_images = false;
private bool m_skip_script = false;
private bool m_skip_audio = false;
private bool m_adjust_image_offset = false;
private bool m_convert_audio;
private ImageFormat m_image_format;
private int m_extract_count;
private bool m_extract_in_progress = false;
private ProgressDialog m_progress_dialog;
private Exception m_pending_error;
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public bool IsActive { get { return m_extract_in_progress; } }
public GarExtract (MainWindow parent, string source)
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{
m_main = parent;
m_arc_name = Path.GetFileName (source);
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FormatCatalog.Instance.LastError = null;
m_arc = ArcFile.TryOpen (source);
if (null == m_arc)
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{
string error_message;
if (FormatCatalog.Instance.LastError != null)
error_message = FormatCatalog.Instance.LastError.Message;
else
error_message = garStrings.MsgUnknownFormat;
throw new OperationCanceledException (string.Format ("{1}: {0}", error_message, m_arc_name));
}
m_should_dispose = true;
}
public GarExtract (MainWindow parent, string source, ArcFile arc)
{
m_main = parent;
m_arc_name = Path.GetFileName (source);
m_arc = arc;
m_should_dispose = false;
}
private void PrepareDestination (string destination)
{
bool stop_watch = !m_main.ViewModel.IsArchive;
if (stop_watch)
m_main.StopWatchDirectoryChanges();
try
{
Directory.CreateDirectory (destination);
Directory.SetCurrentDirectory (destination);
Settings.Default.appLastDestination = destination;
}
finally
{
if (stop_watch)
m_main.ResumeWatchDirectoryChanges();
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}
}
public void ExtractAll (string destination)
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{
if (0 == m_arc.Dir.Count)
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{
m_main.SetStatusText (string.Format ("{1}: {0}", guiStrings.MsgEmptyArchive, m_arc_name));
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return;
}
var extractDialog = new ExtractArchiveDialog (m_arc_name, destination);
extractDialog.Owner = m_main;
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var result = extractDialog.ShowDialog();
if (!result.Value)
return;
destination = extractDialog.Destination;
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if (!string.IsNullOrEmpty (destination))
{
destination = Path.GetFullPath (destination);
PrepareDestination (destination);
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}
else
destination = ".";
m_skip_images = !extractDialog.ExtractImages.IsChecked.Value;
m_skip_script = !extractDialog.ExtractText.IsChecked.Value;
m_skip_audio = !extractDialog.ExtractAudio.IsChecked.Value;
if (!m_skip_images)
m_image_format = extractDialog.GetImageFormat (extractDialog.ImageConversionFormat);
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m_main.SetStatusText (string.Format(guiStrings.MsgExtractingTo, m_arc_name, destination));
ExtractFilesFromArchive (string.Format (guiStrings.MsgExtractingArchive, m_arc_name), m_arc.Dir);
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}
public void Extract (EntryViewModel entry, string destination)
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{
var view_model = m_main.ViewModel;
var selected = m_main.CurrentDirectory.SelectedItems.Cast<EntryViewModel>();
IEnumerable<Entry> file_list = view_model.GetFiles (selected);
if (!file_list.Any() && entry.Name == "..")
file_list = view_model.GetFiles (view_model);
if (!file_list.Any())
{
m_main.SetStatusText (guiStrings.MsgChooseFiles);
return;
}
ExtractDialog extractDialog;
bool multiple_files = file_list.Skip (1).Any();
if (multiple_files)
extractDialog = new ExtractArchiveDialog (m_arc_name, destination);
else
extractDialog = new ExtractFile (entry, destination);
extractDialog.Owner = m_main;
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var result = extractDialog.ShowDialog();
if (!result.Value)
return;
if (multiple_files)
{
m_skip_images = !Settings.Default.appExtractImages;
m_skip_script = !Settings.Default.appExtractText;
m_skip_audio = !Settings.Default.appExtractAudio;
}
destination = extractDialog.Destination;
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if (!string.IsNullOrEmpty (destination))
{
destination = Path.GetFullPath (destination);
PrepareDestination (destination);
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}
if (!m_skip_images)
m_image_format = FormatCatalog.Instance.ImageFormats.FirstOrDefault (f => f.Tag.Equals (Settings.Default.appImageFormat));
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ExtractFilesFromArchive (string.Format (guiStrings.MsgExtractingFile, m_arc_name), file_list);
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}
private void ExtractFilesFromArchive (string text, IEnumerable<Entry> file_list)
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{
if (file_list.Skip (1).Any() // file_list.Count() > 1
&& (m_skip_images || m_skip_script || m_skip_audio))
file_list = file_list.Where (f => !(m_skip_images && f.Type == "image") &&
!(m_skip_script && f.Type == "script") &&
!(m_skip_audio && f.Type == "audio"));
if (!file_list.Any())
{
m_main.SetStatusText (string.Format ("{1}: {0}", guiStrings.MsgNoFiles, m_arc_name));
return;
}
file_list = file_list.OrderBy (e => e.Offset);
m_progress_dialog = new ProgressDialog ()
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{
WindowTitle = guiStrings.TextTitle,
Text = text,
Description = "",
MinimizeBox = true,
};
if (!file_list.Skip (1).Any()) // 1 == file_list.Count()
{
m_progress_dialog.Description = file_list.First().Name;
m_progress_dialog.ProgressBarStyle = ProgressBarStyle.MarqueeProgressBar;
}
m_convert_audio = !m_skip_audio && Settings.Default.appConvertAudio;
m_extract_count = 0;
m_pending_error = null;
m_progress_dialog.DoWork += (s, e) => ExtractWorker (file_list);
m_progress_dialog.RunWorkerCompleted += OnExtractComplete;
m_progress_dialog.ShowDialog (m_main);
m_extract_in_progress = true;
}
void ExtractWorker (IEnumerable<Entry> file_list)
{
try
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{
int total = file_list.Count();
foreach (var entry in file_list)
{
if (m_progress_dialog.CancellationPending)
break;
if (total > 1)
m_progress_dialog.ReportProgress (m_extract_count*100/total, null, entry.Name);
if (null != m_image_format && entry.Type == "image")
ExtractImage (m_arc, entry, m_image_format);
else if (m_convert_audio && entry.Type == "audio")
ExtractAudio (m_arc, entry);
else
m_arc.Extract (entry);
++m_extract_count;
}
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}
catch (Exception X)
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{
m_pending_error = X;
}
}
void ExtractImage (ArcFile arc, Entry entry, ImageFormat target_format)
{
using (var file = arc.OpenSeekableEntry (entry))
{
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var src_format = ImageFormat.FindFormat (file, entry.Name);
if (null == src_format)
throw new InvalidFormatException (string.Format ("{1}: {0}", guiStrings.MsgUnableInterpretImage, entry.Name));
file.Position = 0;
string target_ext = target_format.Extensions.First();
string outname = FindUniqueFileName (entry.Name, target_ext);
if (src_format.Item1 == target_format)
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{
// source format is the same as a target, copy file as is
using (var output = ArchiveFormat.CreateFile (outname))
file.CopyTo (output);
return;
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}
ImageData image = src_format.Item1.Read (file, src_format.Item2);
if (m_adjust_image_offset)
{
image = AdjustImageOffset (image);
}
using (var outfile = ArchiveFormat.CreateFile (outname))
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{
target_format.Write (outfile, image);
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}
}
}
static ImageData AdjustImageOffset (ImageData image)
{
if (0 == image.OffsetX && 0 == image.OffsetY)
return image;
int width = (int)image.Width + image.OffsetX;
int height = (int)image.Height + image.OffsetY;
if (width <= 0 || height <= 0)
return image;
int x = Math.Max (image.OffsetX, 0);
int y = Math.Max (image.OffsetY, 0);
int src_x = image.OffsetX < 0 ? Math.Abs (image.OffsetX) : 0;
int src_y = image.OffsetY < 0 ? Math.Abs (image.OffsetY) : 0;
int src_stride = (int)image.Width * (image.BPP+7) / 8;
int dst_stride = width * (image.BPP+7) / 8;
var pixels = new byte[height*dst_stride];
int offset = y * dst_stride + x * image.BPP / 8;
Int32Rect rect = new Int32Rect (src_x, src_y, (int)image.Width - src_x, 1);
for (int row = src_y; row < image.Height; ++row)
{
rect.Y = row;
image.Bitmap.CopyPixels (rect, pixels, src_stride, offset);
offset += dst_stride;
}
var bitmap = BitmapSource.Create (width, height, image.Bitmap.DpiX, image.Bitmap.DpiY,
image.Bitmap.Format, image.Bitmap.Palette, pixels, dst_stride);
return new ImageData (bitmap);
}
static void ExtractAudio (ArcFile arc, Entry entry)
{
using (var file = arc.OpenEntry (entry))
using (var sound = AudioFormat.Read (file))
{
if (null == sound)
throw new InvalidFormatException (string.Format ("{1}: {0}", guiStrings.MsgUnableInterpretAudio, entry.Name));
ConvertAudio (entry.Name, sound);
}
}
public static void ConvertAudio (string entry_name, SoundInput input)
{
string source_format = input.SourceFormat;
if (GarConvertMedia.CommonAudioFormats.Contains (source_format))
{
string output_name = FindUniqueFileName (entry_name, source_format);
using (var output = ArchiveFormat.CreateFile (output_name))
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{
input.Source.Position = 0;
input.Source.CopyTo (output);
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}
}
else
{
string output_name = FindUniqueFileName (entry_name, "wav");
using (var output = ArchiveFormat.CreateFile (output_name))
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AudioFormat.Wav.Write (input, output);
}
}
public static string FindUniqueFileName (string source_filename, string target_ext)
{
string ext = target_ext;
for (int attempt = 1; attempt < 100; ++attempt)
{
string filename = Path.ChangeExtension (source_filename, ext);
if (!File.Exists (filename))
return filename;
ext = string.Format ("{0}.{1}", attempt, target_ext);
}
throw new IOException ("File aready exists");
}
void OnExtractComplete (object sender, RunWorkerCompletedEventArgs e)
{
m_extract_in_progress = false;
m_progress_dialog.Dispose();
m_main.Activate();
if (!m_main.ViewModel.IsArchive)
{
m_main.Dispatcher.Invoke (m_main.RefreshView);
}
m_main.SetStatusText (Localization.Format ("MsgExtractedFiles", m_extract_count));
if (null != m_pending_error)
{
if (m_pending_error is OperationCanceledException)
m_main.SetStatusText (m_pending_error.Message);
else
{
string message = string.Format (guiStrings.TextErrorExtracting,
m_progress_dialog.Description, m_pending_error.Message);
m_main.PopupError (message, guiStrings.MsgErrorExtracting);
}
}
this.Dispose();
}
#region IDisposable Members
bool disposed = false;
public void Dispose ()
{
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if (!disposed)
{
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if (m_should_dispose)
m_arc.Dispose();
disposed = true;
}
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GC.SuppressFinalize (this);
}
~GarExtract ()
{
Dispose();
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}
#endregion
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}
}