SabreTools/SabreTools.Serialization
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Add UnshieldSharp to ExtractionTool directly

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This commit is contained in:
Matt Nadareski
2025-08-29 08:01:27 -04:00
parent 26226a75ff
commit daf19a561c
1 changed files with 89 additions and 7 deletions
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96
ExtractionTool/Program.cs
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@@ -1,5 +1,6 @@
using System;
using System.IO;
using System.Text.RegularExpressions;
using SabreTools.IO.Extensions;
using SabreTools.Serialization.Wrappers;
@@ -175,14 +176,15 @@ namespace ExtractionTool
isv3.Extract(outputDirectory, includeDebug);
}
// IS-CAB archive -- Reimplement
// else if (wrapper is InstallShieldCabinet iscab)
// {
// Console.WriteLine("Extracting IS-CAB contents");
// Console.WriteLine();
// IS-CAB archive
else if (wrapper is InstallShieldCabinet)
{
Console.WriteLine("Extracting IS-CAB contents");
Console.WriteLine();
// iscab.Extract(outputDirectory, includeDebug);
// }
// TODO: Move this handling to Serialization directly
ExtractInstallShieldCabinet(file, outputDirectory, includeDebug);
}
// LZ-compressed file, KWAJ variant
else if (wrapper is LZKWAJ kwaj)
@@ -389,5 +391,85 @@ namespace ExtractionTool
return;
}
}
/// <summary>
/// Handle IS-CAB archives
/// </summary>
private static bool ExtractInstallShieldCabinet(string file, string outputDirectory, bool includeDebug)
{
// Get the name of the first cabinet file or header
var directory = Path.GetDirectoryName(file);
string noExtension = Path.GetFileNameWithoutExtension(file);
bool shouldScanCabinet;
if (directory == null)
{
string filenamePattern = noExtension;
filenamePattern = new Regex(@"\d+$").Replace(filenamePattern, string.Empty);
bool cabinetHeaderExists = File.Exists(filenamePattern + "1.hdr");
shouldScanCabinet = cabinetHeaderExists
? file.Equals(filenamePattern + "1.hdr", StringComparison.OrdinalIgnoreCase)
: file.Equals(filenamePattern + "1.cab", StringComparison.OrdinalIgnoreCase);
}
else
{
string filenamePattern = Path.Combine(directory, noExtension);
filenamePattern = new Regex(@"\d+$").Replace(filenamePattern, string.Empty);
bool cabinetHeaderExists = File.Exists(Path.Combine(directory, filenamePattern + "1.hdr"));
shouldScanCabinet = cabinetHeaderExists
? file.Equals(Path.Combine(directory, filenamePattern + "1.hdr"), StringComparison.OrdinalIgnoreCase)
: file.Equals(Path.Combine(directory, filenamePattern + "1.cab"), StringComparison.OrdinalIgnoreCase);
}
// If we have anything but the first file
if (!shouldScanCabinet)
return false;
try
{
if (!File.Exists(file))
return false;
var cabfile = UnshieldSharp.InstallShieldCabinet.Open(file);
if (cabfile?.HeaderList == null)
return false;
for (int i = 0; i < cabfile.HeaderList.FileCount; i++)
{
try
{
// Check if the file is valid first
if (!cabfile.HeaderList.FileIsValid(i))
continue;
// Ensure directory separators are consistent
string filename = cabfile.HeaderList.GetFileName(i) ?? $"BAD_FILENAME{i}";
if (Path.DirectorySeparatorChar == '\\')
filename = filename.Replace('/', '\\');
else if (Path.DirectorySeparatorChar == '/')
filename = filename.Replace('\\', '/');
// Ensure the full output directory exists
filename = Path.Combine(outputDirectory, filename);
var directoryName = Path.GetDirectoryName(filename);
if (directoryName != null && !Directory.Exists(directoryName))
Directory.CreateDirectory(directoryName);
cabfile.FileSave(i, filename);
}
catch (Exception ex)
{
if (includeDebug) Console.Error.WriteLine(ex);
}
}
return true;
}
catch (Exception ex)
{
if (includeDebug) Console.Error.WriteLine(ex);
return false;
}
}
}
}