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Begin to implement BAL file system saving... does not work at all yet

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Michael Becker 2015-04-29 14:23:40 -04:00
parent 1608ea54ab
commit a0587a0693
1 changed files with 57 additions and 0 deletions
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57
CSharp/Plugins/UniversalEditor.Plugins.KnowledgeAdventure/DataFormats/FileSystem/KnowledgeAdventure/BAL/BALDataFormat.cs
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@ -98,6 +98,14 @@ namespace UniversalEditor.DataFormats.FileSystem.KnowledgeAdventure.BAL
entry.UnknownA3 = reader.ReadInt32();
return entry;
}
private void WriteDirectoryEntry(Writer writer, BALDirectoryEntry entry)
{
writer.WriteInt32(entry.UnknownA1);
writer.WriteInt32(entry.Offset);
writer.WriteInt32(entry.Length);
writer.WriteInt32((int)entry.Attributes);
writer.WriteInt32(entry.UnknownA3);
}
void file_DataRequest(object sender, DataRequestEventArgs e)
{
@ -117,6 +125,55 @@ namespace UniversalEditor.DataFormats.FileSystem.KnowledgeAdventure.BAL
if (fsom == null) throw new ObjectModelNotSupportedException();
Writer writer = base.Accessor.Writer;
int totalCount = fsom.Folders.Count + fsom.Files.Count;
writer.WriteInt32(totalCount);
IFileSystemObject[] allObjects = fsom.GetAllObjects();
IFileSystemObject[] allObjectsToplevel = fsom.GetAllObjects(null, System.IO.SearchOption.TopDirectoryOnly);
IFileSystemObject[] allFolders = fsom.GetAllObjects(null, System.IO.SearchOption.AllDirectories, IFileSystemObjectType.Folder);
int totalFolderCountIncludingRoot = allFolders.Length + 1;
// each folder including the root has a 20-byte directory entry
int totalSize = (20 * totalFolderCountIncludingRoot);
// each actual folder including the root also has 4 bytes for the count of files and 4 bytes for the name table size
totalSize += (8 * totalFolderCountIncludingRoot);
for (int i = 0; i < allObjects.Length; i++)
{
// add the length of the file name including the null byte
totalSize += allObjects[i].Name.Length + 1;
// add the total size of the file data
if (allObjects[i] is File)
{
totalSize += (int)((allObjects[i] as File).Size);
}
else if (allObjects[i] is Folder)
{
totalSize += (int)(allObjects[i] as Folder).GetSize();
}
}
BALDirectoryEntry entryRoot = new BALDirectoryEntry();
entryRoot.Attributes = BALDirectoryEntryAttributes.Directory;
entryRoot.Offset = 0;
entryRoot.Length = totalSize;
WriteDirectoryEntry(writer, entryRoot);
for (int i = 0; i < fsom.Folders.Count; i++)
{
BALDirectoryEntry entry = new BALDirectoryEntry();
entry.Attributes = BALDirectoryEntryAttributes.Directory;
entry.Offset = 0;
entry.Length = 0;
WriteDirectoryEntry(writer, entry);
}
// I have no idea what this does but it's at the end of the SOUND.BAL file
writer.WriteInt32(-1172438784);
}
}
}