mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-23 20:32:34 +00:00
770 lines
23 KiB
C#
Executable file
770 lines
23 KiB
C#
Executable file
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#region ================== Copyright (c) 2007 Pascal vd Heiden
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/*
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* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
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* This program is released under GNU General Public License
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#endregion
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#region ================== Namespaces
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using System;
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using System.Collections.Generic;
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using System.IO;
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using CodeImp.DoomBuilder.Compilers;
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using CodeImp.DoomBuilder.Config;
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using CodeImp.DoomBuilder.IO;
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using SharpCompress.Archives;
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using SharpCompress.Archives.Zip;
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using SharpCompress.Common;
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using SharpCompress.Readers;
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#endregion
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namespace CodeImp.DoomBuilder.Data
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{
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internal sealed class PK3Reader : PK3StructuredReader
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{
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#region ================== Variables
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private /*readonly*/ DirectoryFilesList files;
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private IArchive archive; //mxd
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private /*readonly*/ ArchiveType archivetype; //mxd
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private /*readonly*/ Dictionary<string, byte[]> sevenzipentries; //mxd
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private bool batchmode = true; //mxd
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#endregion
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#region ================== Properties (mxd)
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public bool BatchMode
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{
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get
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{
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return batchmode;
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}
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set
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{
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if (batchmode != value)
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{
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batchmode = value;
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UpdateArchive(batchmode);
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}
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}
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}
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#endregion
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#region ================== Constructor / Disposer
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// Constructor
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public PK3Reader(DataLocation dl, bool asreadonly) : base(dl, asreadonly)
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{
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LoadFrom(dl, asreadonly);
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}
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private void LoadFrom(DataLocation dl, bool asreadonly)
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{
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General.WriteLogLine("Opening " + Path.GetExtension(location.location).ToUpper().Replace(".", "") + " resource \"" + location.location + "\"");
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if (!File.Exists(location.location))
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throw new FileNotFoundException("Could not find the file \"" + location.location + "\"", location.location);
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// Make list of all files
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List<DirectoryFileEntry> fileentries = new List<DirectoryFileEntry>();
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// Create archive
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archive = ArchiveFactory.Open(location.location);
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archivetype = archive.Type;
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// Random access of 7z archives works TERRIBLY slow in SharpCompress
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if (archivetype == ArchiveType.SevenZip)
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{
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isreadonly = true; // Unsaveable...
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sevenzipentries = new Dictionary<string, byte[]>(StringComparer.Ordinal);
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IReader reader = archive.ExtractAllEntries();
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while (reader.MoveToNextEntry())
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{
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if (reader.Entry.IsDirectory || !CheckInvalidPathChars(reader.Entry.Key)) continue;
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MemoryStream s = new MemoryStream();
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reader.WriteEntryTo(s);
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sevenzipentries.Add(reader.Entry.Key.ToLowerInvariant(), s.ToArray());
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fileentries.Add(new DirectoryFileEntry(reader.Entry.Key));
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}
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}
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else
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{
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foreach (IArchiveEntry entry in archive.Entries)
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{
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if (!entry.IsDirectory && CheckInvalidPathChars(entry.Key))
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fileentries.Add(new DirectoryFileEntry(entry.Key));
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}
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}
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// Get rid of archive
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archive.Dispose();
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archive = null;
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// Make files list
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files = new DirectoryFilesList(dl.GetDisplayName(), fileentries);
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// Initialize without path (because we use paths relative to the PK3 file)
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Initialize();
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// We have no destructor
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GC.SuppressFinalize(this);
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}
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// Disposer
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public override void Dispose()
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{
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// Not already disposed?
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if(!isdisposed)
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{
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General.WriteLogLine("Closing " + Path.GetExtension(location.location).ToUpper().Replace(".", "") + " resource \"" + location.location + "\"");
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//mxd. Remove temp files
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foreach(WADReader wr in wads)
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{
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try { File.Delete(wr.Location.location); }
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catch(Exception) { }
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}
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//mxd
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if(archive != null)
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{
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archive.Dispose();
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archive = null;
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}
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// Done
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base.Dispose();
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}
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}
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//mxd
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private void UpdateArchive(bool enable)
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{
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lock (this)
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{
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if (archivetype == ArchiveType.SevenZip) return;
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if (enable && archive == null)
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{
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archive = ArchiveFactory.Open(location.location);
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}
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else if (!enable && !batchmode && archive != null)
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{
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archive.Dispose();
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archive = null;
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}
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}
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}
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#endregion
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#region ================== Textures
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// This finds and returns a patch stream
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public override Stream GetPatchData(string pname, bool longname, ref string patchlocation)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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// Note the backward order, because the last wad's images have priority
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if(!longname) //mxd. Patches with long names can't be in wads
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{
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream data = wads[i].GetPatchData(pname, false, ref patchlocation);
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if(data != null) return data;
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}
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}
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else
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{
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//mxd. Long names are absolute
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if(FileExists(pname))
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{
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patchlocation = location.GetDisplayName();
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return LoadFile(pname);
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}
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return null;
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}
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if(General.Map.Config.MixTexturesFlats)
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{
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//mxd. Find in directories ZDoom expects them to be
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foreach(string loc in PatchLocations)
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{
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string filename = FindFirstFile(loc, pname, true);
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if((filename != null) && FileExists(filename))
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{
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patchlocation = location.GetDisplayName();
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return LoadFile(filename);
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}
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}
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}
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else
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{
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// Find in patches directory
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string filename = FindFirstFile(PATCHES_DIR, pname, true);
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if((filename != null) && FileExists(filename))
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{
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patchlocation = location.GetDisplayName();
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return LoadFile(filename);
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}
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}
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// Nothing found
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return null;
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}
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// This finds and returns a textue stream
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public override Stream GetTextureData(string pname, bool longname, ref string texturelocation)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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// Note the backward order, because the last wad's images have priority
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if(!longname) //mxd. Textures with long names can't be in wads
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{
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream data = wads[i].GetTextureData(pname, false, ref texturelocation);
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if(data != null) return data;
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}
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}
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else
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{
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//mxd. Long names are absolute
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if(FileExists(pname))
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{
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texturelocation = location.GetDisplayName();
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return LoadFile(pname);
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}
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return null;
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}
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// Find in textures directory
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string filename = FindFirstFile(TEXTURES_DIR, pname, true);
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if(!string.IsNullOrEmpty(filename) && FileExists(filename))
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{
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texturelocation = location.GetDisplayName();
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return LoadFile(filename);
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}
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// Nothing found
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return null;
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}
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//mxd. This finds and returns a HiRes textue stream
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public override Stream GetHiResTextureData(string name, ref string hireslocation)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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// Note the backward order, because the last wad's images have priority
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream data = wads[i].GetTextureData(name, false, ref hireslocation);
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if(data != null) return data;
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}
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// Find in HiRes directory
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string filename = FindFirstFile(HIRES_DIR, name, true);
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if(!string.IsNullOrEmpty(filename) && FileExists(filename))
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{
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hireslocation = location.GetDisplayName();
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return LoadFile(filename);
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}
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// Nothing found
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return null;
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}
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// This finds and returns a colormap stream
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public override Stream GetColormapData(string pname)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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// Note the backward order, because the last wad's images have priority
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream data = wads[i].GetColormapData(pname);
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if(data != null) return data;
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}
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// Find in patches directory
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string filename = FindFirstFile(COLORMAPS_DIR, pname, true);
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if((filename != null) && FileExists(filename))
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{
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return LoadFile(filename);
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}
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// Nothing found
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return null;
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}
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#endregion
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#region ================== Sprites
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// This finds and returns a sprite stream
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public override Stream GetSpriteData(string pname, ref string spritelocation)
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{
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string pfilename = pname.Replace('\\', '^');
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream sprite = wads[i].GetSpriteData(pname, ref spritelocation);
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if(sprite != null) return sprite;
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}
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// Find in sprites directory
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string filename = FindFirstFile(SPRITES_DIR, pfilename, true);
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if((filename != null) && FileExists(filename))
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{
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spritelocation = location.GetDisplayName(); //mxd
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return LoadFile(filename);
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}
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// Nothing found
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return null;
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}
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// This checks if the given sprite exists
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public override bool GetSpriteExists(string pname)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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string pfilename = pname.Replace('\\', '^');
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// Find in any of the wad files
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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if(wads[i].GetSpriteExists(pname)) return true;
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}
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// Find in sprites directory
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string filename = FindFirstFile(SPRITES_DIR, pfilename, true);
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if((filename != null) && FileExists(filename))
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{
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return true;
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}
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// Nothing found
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return false;
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}
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#endregion
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#region ================== Voxels (mxd)
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//mxd. This finds and returns a voxel stream or null if no voxel was found
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public override Stream GetVoxelData(string name, ref string voxellocation)
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{
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// Error when suspended
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if(issuspended) throw new Exception("Data reader is suspended");
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// Find in any of the wad files
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for(int i = wads.Count - 1; i >= 0; i--)
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{
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Stream voxel = wads[i].GetVoxelData(name, ref voxellocation);
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if(voxel != null) return voxel;
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}
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string pfilename = name.Replace('\\', '^');
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// Find in sprites directory
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string filename = FindFirstFile(VOXELS_DIR, pfilename, true);
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if((filename != null) && FileExists(filename))
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{
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voxellocation = location.GetDisplayName();
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return LoadFile(filename);
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}
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// Nothing found
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return null;
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}
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#endregion
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#region ================== Methods
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// Return a short name for this data location
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public override string GetTitle()
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{
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return Path.GetFileName(location.location);
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}
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// This creates an image
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protected override ImageData CreateImage(string filename, int imagetype)
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{
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switch(imagetype)
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{
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case ImageDataFormat.DOOMFLAT:
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return new PK3FileImage(this, filename, true);
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case ImageDataFormat.DOOMPICTURE:
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return new PK3FileImage(this, filename, false);
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case ImageDataFormat.DOOMCOLORMAP:
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return new ColormapImage(Path.GetFileNameWithoutExtension(filename));
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default:
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throw new ArgumentException("Invalid image format specified!");
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}
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}
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// This returns true if the specified file exists
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internal override bool FileExists(string filename, int unused) { return files.FileExists(filename); }
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internal override bool FileExists(string filename)
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{
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return files.FileExists(filename);
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}
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// This returns all files in a given directory
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protected override string[] GetAllFiles(string path, bool subfolders)
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{
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return files.GetAllFiles(path, subfolders).ToArray();
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}
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//mxd. This returns wad files in the root directory
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protected override string[] GetWadFiles()
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{
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return files.GetWadFiles().ToArray();
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}
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// This returns all files in a given directory that have the given title
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protected override string[] GetAllFilesWithTitle(string path, string title, bool subfolders)
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{
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return files.GetAllFilesWithTitle(path, title, subfolders).ToArray();
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}
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//mxd. This returns all files in a given directory which title starts with given title
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protected override string[] GetAllFilesWhichTitleStartsWith(string path, string title, bool subfolders)
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{
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return files.GetAllFilesWhichTitleStartsWith(path, title, subfolders).ToArray();
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}
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// This returns all files in a given directory that match the given extension
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internal override string[] GetFilesWithExt(string path, string extension, bool subfolders)
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{
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return files.GetAllFiles(path, extension, subfolders).ToArray();
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}
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// This finds the first file that has the specific name, regardless of file extension
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internal override string FindFirstFile(string beginswith, bool subfolders)
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{
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return files.GetFirstFile(beginswith, subfolders);
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}
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// This finds the first file that has the specific name, regardless of file extension
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protected override string FindFirstFile(string path, string beginswith, bool subfolders)
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{
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return files.GetFirstFile(path, beginswith, subfolders);
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}
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// This finds the first file that has the specific name
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protected override string FindFirstFileWithExt(string path, string beginswith, bool subfolders)
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{
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string title = Path.GetFileNameWithoutExtension(beginswith);
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string ext = Path.GetExtension(beginswith);
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ext = (!string.IsNullOrEmpty(ext) && ext.Length > 1 ? ext.Substring(1) : "");
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return files.GetFirstFile(path, title, subfolders, ext);
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}
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// This loads an entire file in memory and returns the stream
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// NOTE: Callers are responsible for disposing the stream!
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internal override MemoryStream LoadFile(string filename)
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{
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MemoryStream filedata = null;
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string fn = filename.Replace(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar); //mxd
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//mxd. This works waaaaaay faster with 7z archive
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if(archivetype == ArchiveType.SevenZip)
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{
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fn = fn.ToLowerInvariant();
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if(sevenzipentries.ContainsKey(fn)) filedata = new MemoryStream(sevenzipentries[fn]);
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}
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else
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{
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lock (this)
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{
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UpdateArchive(true);
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foreach (var entry in archive.Entries)
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{
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if (entry.IsDirectory) continue;
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// Is this the entry we are looking for?
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if (string.Compare(entry.Key, fn, true) == 0)
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{
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filedata = new MemoryStream();
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entry.WriteTo(filedata);
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break;
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}
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}
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UpdateArchive(false);
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}
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}
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// Nothing found?
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if(filedata == null)
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{
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//mxd
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General.ErrorLogger.Add(ErrorType.Error, "Cannot find the file \"" + filename + "\" in archive \"" + location.GetDisplayName() + "\".");
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return null;
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}
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filedata.Position = 0; //mxd. rewind before use
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return filedata;
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}
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//mxd
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internal override bool SaveFile(MemoryStream stream, string filename, int unused) { return SaveFile(stream, filename); }
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internal override bool SaveFile(MemoryStream stream, string filename)
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{
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// Not implemented in SevenZipArchive...
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if(isreadonly || archivetype == ArchiveType.SevenZip) return false;
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// Convert slashes...
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filename = filename.Replace(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar);
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// Check if target file is locked...
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var checkresult = FileLockChecker.CheckFile(location.location);
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if(!string.IsNullOrEmpty(checkresult.Error))
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{
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string errmsg = "Unable to save file \"" + filename + "\" into archive \"" + location.GetDisplayName() + "\".";
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if(checkresult.Processes.Count > 0)
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{
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string processpath = string.Empty;
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try
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{
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// All manner of exceptions are possible here...
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processpath = checkresult.Processes[0].MainModule.FileName;
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}
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catch { }
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errmsg += " Archive is locked by " + checkresult.Processes[0].ProcessName
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+ " (" + (!string.IsNullOrEmpty(processpath) ? "\"" + processpath + "\"" : "")
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+ ", started at " + checkresult.Processes[0].StartTime + ").";
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|
}
|
|
|
|
General.ErrorLogger.Add(ErrorType.Error, errmsg);
|
|
return false;
|
|
}
|
|
|
|
using(MemoryStream savestream = new MemoryStream())
|
|
{
|
|
using(ZipArchive za = (ZipArchive)ArchiveFactory.Open(location.location))
|
|
{
|
|
if(za == null)
|
|
{
|
|
string errmsg = "Unable to save file \"" + filename + "\" into archive \"" + location.GetDisplayName() + "\". Unable to open target file as a zip archive.";
|
|
General.ErrorLogger.Add(ErrorType.Error, errmsg);
|
|
return false;
|
|
}
|
|
|
|
// Find and remove original entry...
|
|
foreach(ZipArchiveEntry entry in za.Entries)
|
|
{
|
|
if(!entry.IsDirectory && entry.Key == filename)
|
|
{
|
|
za.RemoveEntry(entry);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Add new entry and save the archive to stream...
|
|
za.AddEntry(filename, stream, 0L, DateTime.Now);
|
|
za.SaveTo(savestream, CompressionType.Deflate);
|
|
}
|
|
|
|
// Replace archive file...
|
|
File.WriteAllBytes(location.location, savestream.ToArray());
|
|
}
|
|
|
|
// Rewind the stream (because DirectoryReader/WADReader don't modify stream Position in SaveFile)
|
|
stream.Position = 0;
|
|
|
|
return true;
|
|
}
|
|
|
|
// This creates a temp file for the speciied file and return the absolute path to the temp file
|
|
// NOTE: Callers are responsible for removing the temp file when done!
|
|
protected override string CreateTempFile(string filename)
|
|
{
|
|
// Just copy the file
|
|
string tempfile = General.MakeTempFilename(General.Map.TempPath, "wad");
|
|
MemoryStream filedata = LoadFile(filename);
|
|
File.WriteAllBytes(tempfile, filedata.ToArray());
|
|
filedata.Dispose();
|
|
return tempfile;
|
|
}
|
|
|
|
//mxd. This replicates System.IO.Path.CheckInvalidPathChars() internal function
|
|
private bool CheckInvalidPathChars(string path)
|
|
{
|
|
foreach(char c in path)
|
|
{
|
|
int num = c;
|
|
switch(num)
|
|
{
|
|
case 34:
|
|
case 60:
|
|
case 62:
|
|
case 124:
|
|
General.ErrorLogger.Add(ErrorType.Error, "Error in \"" + location.GetDisplayName() + "\": unsupported character \"" + c + "\" in path \"" + path + "\". File loading was skipped.");
|
|
return false;
|
|
|
|
default:
|
|
if(num >= 32) continue;
|
|
else goto case 34;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region ================== Compiling (mxd)
|
|
|
|
// This compiles a script lump and returns any errors that may have occurred
|
|
// Returns true when our code worked properly (even when the compiler returned errors)
|
|
internal override bool CompileLump(string filename, int unused, ScriptConfiguration scriptconfig, List<CompilerError> errors) { return CompileLump(filename, scriptconfig, errors); }
|
|
internal override bool CompileLump(string filename, ScriptConfiguration scriptconfig, List<CompilerError> errors)
|
|
{
|
|
// No compiling required
|
|
if(scriptconfig.Compiler == null) return true;
|
|
|
|
// Initialize compiler
|
|
Compiler compiler;
|
|
try
|
|
{
|
|
compiler = scriptconfig.Compiler.Create();
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
// Fail
|
|
errors.Add(new CompilerError("Unable to initialize compiler. " + e.GetType().Name + ": " + e.Message));
|
|
return false;
|
|
}
|
|
|
|
// Extract the source file into the temporary directory
|
|
string inputfile = Path.Combine(compiler.Location, Path.GetFileName(filename));
|
|
using(MemoryStream stream = LoadFile(filename))
|
|
{
|
|
File.WriteAllBytes(inputfile, stream.ToArray());
|
|
}
|
|
|
|
// Make random output filename
|
|
string outputfile = General.MakeTempFilename(compiler.Location, "tmp");
|
|
|
|
// Run compiler
|
|
compiler.Parameters = scriptconfig.Parameters;
|
|
compiler.InputFile = inputfile;
|
|
compiler.OutputFile = Path.GetFileName(outputfile);
|
|
compiler.SourceFile = inputfile;
|
|
compiler.WorkingDirectory = Path.GetDirectoryName(inputfile);
|
|
if(compiler.Run())
|
|
{
|
|
// Fetch errors
|
|
foreach(CompilerError e in compiler.Errors)
|
|
{
|
|
CompilerError newerr = e;
|
|
|
|
// If the error's filename equals our temporary file, // replace it with the original source filename
|
|
if(String.Compare(e.filename, inputfile, true) == 0) newerr.filename = filename;
|
|
|
|
errors.Add(newerr);
|
|
}
|
|
|
|
// No errors and output file exists?
|
|
if(compiler.Errors.Length == 0)
|
|
{
|
|
// Output file exists?
|
|
if(!File.Exists(outputfile))
|
|
{
|
|
// Fail
|
|
compiler.Dispose();
|
|
errors.Add(new CompilerError("Output file \"" + outputfile + "\" doesn't exist."));
|
|
return false;
|
|
}
|
|
|
|
//mxd. Move and rename the result file
|
|
string targetfilename;
|
|
if(compiler is AccCompiler)
|
|
{
|
|
AccCompiler acccompiler = (AccCompiler)compiler;
|
|
targetfilename = Path.Combine(Path.GetDirectoryName(filename), acccompiler.Parser.LibraryName + ".o");
|
|
}
|
|
else
|
|
{
|
|
//mxd. No can't do...
|
|
if(String.IsNullOrEmpty(scriptconfig.ResultLump))
|
|
{
|
|
// Fail
|
|
compiler.Dispose();
|
|
errors.Add(new CompilerError("Unable to create target file: unable to determine target filename. Make sure \"ResultLump\" property is set in the \"" + scriptconfig + "\" script configuration."));
|
|
return false;
|
|
}
|
|
|
|
targetfilename = Path.Combine(Path.GetDirectoryName(filename), scriptconfig.ResultLump);
|
|
}
|
|
|
|
// Rename and add to source archive
|
|
try
|
|
{
|
|
byte[] buffer = File.ReadAllBytes(outputfile);
|
|
using(MemoryStream stream = new MemoryStream(buffer.Length))
|
|
{
|
|
stream.Write(buffer, 0, buffer.Length);
|
|
SaveFile(stream, targetfilename);
|
|
}
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
// Fail
|
|
compiler.Dispose();
|
|
errors.Add(new CompilerError("Unable to create library file \"" + targetfilename + "\". " + e.GetType().Name + ": " + e.Message));
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Done
|
|
compiler.Dispose();
|
|
return true;
|
|
}
|
|
|
|
// Fail
|
|
compiler.Dispose();
|
|
return false;
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|