Move all archive implementations to shared

Author: TheIndra55

Yura.Shared/Archive/DefianceArchive.cs

@@ -1,8 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.IO;
+using Yura.Shared.IO;
 
 namespace Yura.Shared.Archive
 {
@@ -14,12 +11,60 @@ public DefianceArchive(ArchiveOptions options) : base(options)
 
         public override void Open()
         {
-            throw new NotImplementedException();
+            var stream = File.OpenRead(Options.Path);
+            var reader = new DataReader(stream, Options.Endianness);
+
+            // Read the number of files
+            var numFiles = reader.ReadUInt16();
+
+            stream.Position += 2;
+
+            // Read the file name hashes
+            var hashes = new uint[numFiles];
+
+            for (var i = 0; i < numFiles; i++)
+            {
+                hashes[i] = reader.ReadUInt32();
+            }
+
+            // Read the file records
+            for (var i = 0; i < numFiles; i++)
+            {
+                var record = new Record
+                {
+                    Hash = hashes[i],
+
+                    Size = reader.ReadUInt32(),
+                    Offset = reader.ReadUInt32()
+                };
+
+                reader.Position += 4;
+
+                Records.Add(record);
+            }
+
+            stream.Close();
         }
 
         public override byte[] Read(ArchiveRecord record)
         {
-            throw new NotImplementedException();
+            var file = record as Record;
+
+            // Read the file
+            var stream = File.OpenRead(Options.Path);
+            var data = new byte[file.Size];
+
+            stream.Position = file.Offset;
+            stream.ReadExactly(data);
+
+            stream.Close();
+
+            return data;
+        }
+
+        private class Record : ArchiveRecord
+        {
+            public uint Offset { get; set; }
         }
     }
 }

Yura.Shared/Archive/DeusExArchive.cs

@@ -1,25 +1,89 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.IO;
+using Yura.Shared.IO;
 
 namespace Yura.Shared.Archive
 {
     public class DeusExArchive : ArchiveFile
     {
+        private uint _alignment;
+
         public DeusExArchive(ArchiveOptions options) : base(options)
         {
         }
 
         public override void Open()
         {
-            throw new NotImplementedException();
+            var stream = File.OpenRead(Options.Path);
+            var reader = new DataReader(stream, Options.Endianness);
+
+            // Read the header
+            _alignment = reader.ReadUInt32();
+
+            // Skip over the config name
+            reader.Position += 64;
+
+            // Read the number of files
+            var numRecords = reader.ReadUInt32();
+
+            if (numRecords > 1_000_000)
+            {
+                throw new ArgumentException("Bigfile has more than a million files, did you select the right endianness?");
+            }
+
+            // Read the file name hashes
+            var hashes = new uint[numRecords];
+
+            for (var i = 0; i < numRecords; i++)
+            {
+                hashes[i] = reader.ReadUInt32();
+            }
+
+            // Read the file records
+            for (var i = 0; i < numRecords; i++)
+            {
+                var record = new Record
+                {
+                    Hash = hashes[i],
+
+                    Size = reader.ReadUInt32(),
+                    Offset = reader.ReadUInt32(),
+                    Specialisation = reader.ReadUInt32(),
+                    CompressedSize = reader.ReadUInt32(),
+                };
+
+                Records.Add(record);
+            }
+
+            stream.Close();
         }
 
         public override byte[] Read(ArchiveRecord record)
         {
-            throw new NotImplementedException();
+            var file = record as Record;
+
+            // Calculate the location of the file
+            var offset = (long)file.Offset << 11;
+            var part = offset / _alignment;
+
+            var path = GetFilePart((int)part);
+
+            // Read the file
+            var stream = File.OpenRead(path);
+            var data = new byte[file.Size];
+
+            stream.Position = offset % _alignment;
+            stream.ReadExactly(data);
+
+            stream.Close();
+
+            return data;
+        }
+
+        private class Record : ArchiveRecord
+        {
+            public uint Offset { get; set; }
+            public uint CompressedSize { get; set; }
         }
     }
 }

Yura.Shared/Archive/LegendArchive.cs

@@ -1,9 +1,5 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using Yura.Shared.IO;
 
 namespace Yura.Shared.Archive
@@ -27,7 +23,7 @@ public override void Open()
                 throw new ArgumentException("Bigfile has more than a million files, did you select the right endianness?");
             }
 
-            // Read the file hashes
+            // Read the file name hashes
             var hashes = new uint[numRecords];
 
             for (var i = 0; i < numRecords; i++)

Yura.Shared/Archive/TigerArchive.cs

@@ -38,7 +38,8 @@ public override void Open()
             var numArchives = reader.ReadUInt32();
             var numRecords = reader.ReadUInt32();
 
-            reader.Position += 4;
+            // Skip 4 bytes, or 8 in version 5 or later
+            reader.Position += version < 5 ? 4 : 8;
 
             // Skip over the config name
             reader.Position += 32;

Yura/App.xaml.cs

@@ -29,7 +29,7 @@ public App()
                     // add information about open bigfile
                     if (_window != null && _window.Bigfile != null)
                     {
-                        sentryEvent.SetExtra("bigfile", _window.Bigfile.Filename);
+                        sentryEvent.SetExtra("bigfile", _window.Bigfile.Name);
                         sentryEvent.SetExtra("game", _window.Game);
                     }