Properly use the virtual filesystem for map loading and saving.

This commit is contained in:
Paul Chote
2016-02-08 19:12:09 +00:00
parent 6490a66ffc
commit be52c1cb72
8 changed files with 186 additions and 134 deletions

View File

@@ -64,6 +64,32 @@ namespace OpenRA.FileSystem
return new Folder(Platform.ResolvePath(filename));
}
public IReadOnlyPackage OpenPackage(string filename, IReadOnlyPackage parent)
{
// HACK: limit support to zip and folder until we generalize the PackageLoader support
if (parent is Folder)
{
var path = Path.Combine(parent.Name, filename);
// HACK: work around SharpZipLib's lack of support for writing to in-memory files
if (filename.EndsWith(".zip", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, path);
if (filename.EndsWith(".oramap", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, path);
var subFolder = Platform.ResolvePath(path);
if (Directory.Exists(subFolder))
return new Folder(subFolder);
}
if (filename.EndsWith(".zip", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, filename, parent.GetStream(filename));
if (filename.EndsWith(".oramap", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, filename, parent.GetStream(filename));
return null;
}
public IReadWritePackage OpenWritablePackage(string filename)
{
if (filename.EndsWith(".zip", StringComparison.InvariantCultureIgnoreCase))

View File

@@ -33,6 +33,8 @@ namespace OpenRA.FileSystem
{
foreach (var filename in Directory.GetFiles(path, "*", SearchOption.TopDirectoryOnly))
yield return Path.GetFileName(filename);
foreach (var filename in Directory.GetDirectories(path))
yield return Path.GetFileName(filename);
}
}
@@ -59,7 +61,12 @@ namespace OpenRA.FileSystem
public void Delete(string filename)
{
var filePath = Path.Combine(path, filename);
// HACK: ZipFiles can't be loaded as read-write from a stream, so we are
// forced to bypass the parent package and load them with their full path
// in FileSystem.OpenPackage. Their internal name therefore contains the
// full parent path too. We need to be careful to not add a second path
// prefix to these hacked packages.
var filePath = filename.StartsWith(path) ? filename : Path.Combine(path, filename);
if (Directory.Exists(filePath))
Directory.Delete(filePath, true);
else if (File.Exists(filePath))

View File

@@ -27,6 +27,16 @@ namespace OpenRA.FileSystem
ZipConstants.DefaultCodePage = Encoding.UTF8.CodePage;
}
public ZipFile(FileSystem context, string filename, Stream stream, bool createOrClearContents = false)
{
Name = filename;
if (createOrClearContents)
pkg = SZipFile.Create(stream);
else
pkg = new SZipFile(stream);
}
public ZipFile(IReadOnlyFileSystem context, string filename, bool createOrClearContents = false)
{
Name = filename;

View File

@@ -492,7 +492,7 @@ namespace OpenRA
public void Save(IReadWritePackage toPackage)
{
MapFormat = 8;
MapFormat = SupportedMapFormat;
var root = new List<MiniYamlNode>();
var fields = new[]
@@ -534,10 +534,12 @@ namespace OpenRA
root.Add(new MiniYamlNode("Notifications", null, NotificationDefinitions));
root.Add(new MiniYamlNode("Translations", null, TranslationDefinitions));
// Saving to a new package: copy over all the content from the map
if (Package != null && toPackage != Package)
foreach (var file in Package.Contents)
toPackage.Update(file, Package.GetStream(file).ReadAllBytes());
// Update the package with the new map data
var s = root.WriteToString();
toPackage.Update("map.yaml", Encoding.UTF8.GetBytes(s));
toPackage.Update("map.bin", SaveBinaryData());

View File

@@ -26,6 +26,8 @@ namespace OpenRA
public sealed class MapCache : IEnumerable<MapPreview>, IDisposable
{
public static readonly MapPreview UnknownMap = new MapPreview(null, MapGridType.Rectangular, null);
public readonly IReadOnlyDictionary<IReadOnlyPackage, MapClassification> MapLocations;
readonly Cache<string, MapPreview> previews;
readonly ModData modData;
readonly SheetBuilder sheetBuilder;
@@ -41,6 +43,36 @@ namespace OpenRA
var gridType = Exts.Lazy(() => modData.Manifest.Get<MapGrid>().Type);
previews = new Cache<string, MapPreview>(uid => new MapPreview(uid, gridType.Value, this));
sheetBuilder = new SheetBuilder(SheetType.BGRA);
// Enumerate map directories
var mapLocations = new Dictionary<IReadOnlyPackage, MapClassification>();
foreach (var kv in modData.Manifest.MapFolders)
{
var name = kv.Key;
var classification = string.IsNullOrEmpty(kv.Value)
? MapClassification.Unknown : Enum<MapClassification>.Parse(kv.Value);
IReadOnlyPackage package;
var optional = name.StartsWith("~");
if (optional)
name = name.Substring(1);
try
{
package = modData.ModFiles.OpenPackage(name);
}
catch
{
if (optional)
continue;
throw;
}
mapLocations.Add(package, classification);
}
MapLocations = new ReadOnlyDictionary<IReadOnlyPackage, MapClassification>(mapLocations);
}
public void LoadMaps()
@@ -49,36 +81,36 @@ namespace OpenRA
if (!modData.Manifest.Contains<MapGrid>())
return;
// Expand the dictionary (dir path, dir type) to a dictionary of (map path, dir type)
var mapPaths = modData.Manifest.MapFolders.SelectMany(kv =>
FindMapsIn(modData.ModFiles, kv.Key).ToDictionary(p => p, p => string.IsNullOrEmpty(kv.Value)
? MapClassification.Unknown : Enum<MapClassification>.Parse(kv.Value)));
var mapGrid = modData.Manifest.Get<MapGrid>();
foreach (var path in mapPaths)
var mapGrid = Game.ModData.Manifest.Get<MapGrid>();
foreach (var kv in MapLocations)
{
IReadOnlyPackage package;
foreach (var map in kv.Key.Contents)
{
IReadOnlyPackage mapPackage = null;
try
{
using (new Support.PerfTimer(path.Key))
using (new Support.PerfTimer(map))
{
package = modData.ModFiles.OpenPackage(path.Key);
var uid = Map.ComputeUID(package);
previews[uid].UpdateFromMap(package, path.Value, modData.Manifest.MapCompatibility, mapGrid.Type);
mapPackage = modData.ModFiles.OpenPackage(map, kv.Key);
if (mapPackage == null)
continue;
var uid = Map.ComputeUID(mapPackage);
previews[uid].UpdateFromMap(mapPackage, kv.Key, kv.Value, modData.Manifest.MapCompatibility, mapGrid.Type);
}
}
catch (Exception e)
{
if (package != null)
package.Dispose();
Console.WriteLine("Failed to load map: {0}", path);
if (mapPackage != null)
mapPackage.Dispose();
Console.WriteLine("Failed to load map: {0}", map);
Console.WriteLine("Details: {0}", e);
Log.Write("debug", "Failed to load map: {0}", path);
Log.Write("debug", "Failed to load map: {0}", map);
Log.Write("debug", "Details: {0}", e);
}
}
}
}
public void QueryRemoteMapDetails(IEnumerable<string> uids)
{
@@ -123,31 +155,6 @@ namespace OpenRA
new Download(url, _ => { }, onInfoComplete);
}
public static IEnumerable<string> FindMapsIn(FileSystem.FileSystem context, string dir)
{
string[] noMaps = { };
// Ignore optional flag
if (dir.StartsWith("~"))
dir = dir.Substring(1);
// HACK: We currently only support maps loaded from Folders
// This is a temporary workaround that resolves the filesystem paths to a system directory
IReadOnlyPackage package;
string filename;
if (context.TryGetPackageContaining(dir, out package, out filename))
dir = Path.Combine(package.Name, filename);
else if (Directory.Exists(Platform.ResolvePath(dir)))
dir = Platform.ResolvePath(dir);
else
return noMaps;
var dirsWithMaps = Directory.GetDirectories(dir)
.Where(d => Directory.GetFiles(d, "map.yaml").Any() && Directory.GetFiles(d, "map.bin").Any());
return dirsWithMaps.Concat(Directory.GetFiles(dir, "*.oramap"));
}
void LoadAsyncInternal()
{
Log.Write("debug", "MapCache.LoadAsyncInternal started");

View File

@@ -60,6 +60,7 @@ namespace OpenRA
public readonly string Uid;
public IReadOnlyPackage Package { get; private set; }
IReadOnlyPackage parentPackage;
public string Title { get; private set; }
public string Type { get; private set; }
@@ -116,7 +117,7 @@ namespace OpenRA
Visibility = MapVisibility.Lobby;
}
public void UpdateFromMap(IReadOnlyPackage p, MapClassification classification, string[] mapCompatibility, MapGridType gridType)
public void UpdateFromMap(IReadOnlyPackage p, IReadOnlyPackage parent, MapClassification classification, string[] mapCompatibility, MapGridType gridType)
{
Dictionary<string, MiniYaml> yaml;
using (var yamlStream = p.GetStream("map.yaml"))
@@ -128,6 +129,7 @@ namespace OpenRA
}
Package = p;
parentPackage = parent;
GridType = gridType;
Class = classification;
@@ -270,11 +272,7 @@ namespace OpenRA
return;
Status = MapStatus.Downloading;
var baseMapPath = Platform.ResolvePath("^", "maps", Game.ModData.Manifest.Mod.Id);
// Create the map directory if it doesn't exist
if (!Directory.Exists(baseMapPath))
Directory.CreateDirectory(baseMapPath);
var mapInstallPackage = new Folder(Platform.ResolvePath("^", "maps", Game.ModData.Manifest.Mod.Id));
var modData = Game.ModData;
new Thread(() =>
@@ -282,7 +280,7 @@ namespace OpenRA
// Request the filename from the server
// Run in a worker thread to avoid network delays
var mapUrl = Game.Settings.Game.MapRepository + Uid;
var mapPath = string.Empty;
var mapFilename = string.Empty;
try
{
var request = WebRequest.Create(mapUrl);
@@ -296,11 +294,11 @@ namespace OpenRA
return;
}
mapPath = System.IO.Path.Combine(baseMapPath, res.Headers["Content-Disposition"].Replace("attachment; filename = ", ""));
mapFilename = res.Headers["Content-Disposition"].Replace("attachment; filename = ", "");
}
Action<DownloadProgressChangedEventArgs> onDownloadProgress = i => { DownloadBytes = i.BytesReceived; DownloadPercentage = i.ProgressPercentage; };
Action<AsyncCompletedEventArgs, bool> onDownloadComplete = (i, cancelled) =>
Action<DownloadDataCompletedEventArgs, bool> onDownloadComplete = (i, cancelled) =>
{
download = null;
@@ -313,15 +311,16 @@ namespace OpenRA
return;
}
Log.Write("debug", "Downloaded map to '{0}'", mapPath);
mapInstallPackage.Update(mapFilename, i.Result);
Log.Write("debug", "Downloaded map to '{0}'", mapFilename);
Game.RunAfterTick(() =>
{
using (var package = modData.ModFiles.OpenPackage(mapPath))
UpdateFromMap(package, MapClassification.User, null, GridType);
var package = modData.ModFiles.OpenPackage(mapFilename, mapInstallPackage);
UpdateFromMap(package, mapInstallPackage, MapClassification.User, null, GridType);
});
};
download = new Download(mapUrl, mapPath, onDownloadProgress, onDownloadComplete);
download = new Download(mapUrl, onDownloadProgress, onDownloadComplete);
}
catch (Exception e)
{
@@ -353,5 +352,13 @@ namespace OpenRA
Package = null;
}
}
public void Delete()
{
Invalidate();
var deleteFromPackage = parentPackage as IReadWritePackage;
if (deleteFromPackage != null)
deleteFromPackage.Delete(Package.Name);
}
}
}

View File

@@ -28,6 +28,20 @@ namespace OpenRA.Mods.Common.Widgets.Logic
public string UiLabel;
}
class SaveDirectory
{
public readonly Folder Folder;
public readonly string DisplayName;
public readonly MapClassification Classification;
public SaveDirectory(Folder folder, MapClassification classification)
{
Folder = folder;
DisplayName = Platform.UnresolvePath(Folder.Name);
Classification = classification;
}
}
[ObjectCreator.UseCtor]
public SaveMapLogic(Widget widget, ModData modData, Action<string> onSave, Action onExit,
Map map, List<MiniYamlNode> playerDefinitions, List<MiniYamlNode> actorDefinitions)
@@ -60,58 +74,57 @@ namespace OpenRA.Mods.Common.Widgets.Logic
visibilityDropdown.ShowDropDown("LABEL_DROPDOWN_TEMPLATE", 210, mapVisibility, setupItem);
}
Func<string, string> makeMapDirectory = dir =>
{
if (dir.StartsWith("~"))
dir = dir.Substring(1);
var writableDirectories = new List<SaveDirectory>();
SaveDirectory selectedDirectory = null;
IReadOnlyPackage package;
string f;
if (modData.ModFiles.TryGetPackageContaining(dir, out package, out f))
dir = Path.Combine(package.Name, f);
return Platform.UnresolvePath(dir);
};
var mapDirectories = modData.Manifest.MapFolders
.ToDictionary(kv => makeMapDirectory(kv.Key), kv => Enum<MapClassification>.Parse(kv.Value));
var mapPath = map.Package != null ? map.Package.Name : null;
var directoryDropdown = widget.Get<DropDownButtonWidget>("DIRECTORY_DROPDOWN");
{
Func<string, ScrollItemWidget, ScrollItemWidget> setupItem = (option, template) =>
Func<SaveDirectory, ScrollItemWidget, ScrollItemWidget> setupItem = (option, template) =>
{
var item = ScrollItemWidget.Setup(template,
() => directoryDropdown.Text == option,
() => directoryDropdown.Text = option);
item.Get<LabelWidget>("LABEL").GetText = () => option;
() => selectedDirectory == option,
() => selectedDirectory = option);
item.Get<LabelWidget>("LABEL").GetText = () => option.DisplayName;
return item;
};
// TODO: This won't work for maps inside oramod packages
var mapDirectory = mapPath != null ? Platform.UnresolvePath(Path.GetDirectoryName(mapPath)) : null;
var initialDirectory = mapDirectories.Keys.FirstOrDefault(f => f == mapDirectory);
foreach (var kv in modData.MapCache.MapLocations)
{
var folder = kv.Key as Folder;
if (folder == null)
continue;
try
{
using (var fs = File.Create(Path.Combine(folder.Name, ".testwritable"), 1, FileOptions.DeleteOnClose))
{
// Do nothing: we just want to test whether we can create the file
}
writableDirectories.Add(new SaveDirectory(folder, kv.Value));
}
catch
{
// Directory is not writable
}
}
if (map.Package != null)
selectedDirectory = writableDirectories.FirstOrDefault(k => k.Folder.Contains(map.Package.Name));
// Prioritize MapClassification.User directories over system directories
if (initialDirectory == null)
initialDirectory = mapDirectories.OrderByDescending(kv => kv.Value).First().Key;
if (selectedDirectory == null)
selectedDirectory = writableDirectories.OrderByDescending(kv => kv.Classification).First();
directoryDropdown.Text = initialDirectory;
directoryDropdown.GetText = () => selectedDirectory == null ? "" : selectedDirectory.DisplayName;
directoryDropdown.OnClick = () =>
directoryDropdown.ShowDropDown("LABEL_DROPDOWN_TEMPLATE", 210, mapDirectories.Keys, setupItem);
directoryDropdown.ShowDropDown("LABEL_DROPDOWN_TEMPLATE", 210, writableDirectories, setupItem);
}
var mapIsUnpacked = false;
// TODO: This won't work for maps inside oramod packages
if (mapPath != null)
{
var attr = File.GetAttributes(mapPath);
mapIsUnpacked = attr.HasFlag(FileAttributes.Directory);
}
var mapIsUnpacked = map.Package != null && map.Package is Folder;
var filename = widget.Get<TextFieldWidget>("FILENAME");
filename.Text = mapIsUnpacked ? Path.GetFileName(mapPath) : Path.GetFileNameWithoutExtension(mapPath);
filename.Text = map.Package == null ? "" : mapIsUnpacked ? Path.GetFileName(map.Package.Name) : Path.GetFileNameWithoutExtension(map.Package.Name);
var fileType = mapIsUnpacked ? MapFileType.Unpacked : MapFileType.OraMap;
var fileTypes = new Dictionary<MapFileType, MapFileTypeInfo>()
@@ -159,32 +172,21 @@ namespace OpenRA.Mods.Common.Widgets.Logic
map.RequiresMod = modData.Manifest.Mod.Id;
// Create the map directory if required
Directory.CreateDirectory(Platform.ResolvePath(directoryDropdown.Text));
// TODO: This won't work for maps inside oramod packages
var combinedPath = Platform.ResolvePath(Path.Combine(directoryDropdown.Text, filename.Text + fileTypes[fileType].Extension));
var combinedPath = Platform.ResolvePath(Path.Combine(selectedDirectory.Folder.Name, filename.Text + fileTypes[fileType].Extension));
// Invalidate the old map metadata
if (map.Uid != null && combinedPath == mapPath)
if (map.Uid != null && map.Package != null && map.Package.Name == combinedPath)
modData.MapCache[map.Uid].Invalidate();
try
{
var package = map.Package as IReadWritePackage;
if (package == null || package.Name != combinedPath)
{
try
{
selectedDirectory.Folder.Delete(combinedPath);
if (fileType == MapFileType.OraMap)
{
if (File.Exists(combinedPath))
File.Delete(combinedPath);
package = new ZipFile(modData.DefaultFileSystem, combinedPath, true);
}
else
{
if (Directory.Exists(combinedPath))
Directory.Delete(combinedPath, true);
package = new Folder(combinedPath);
}
@@ -194,11 +196,9 @@ namespace OpenRA.Mods.Common.Widgets.Logic
{
Console.WriteLine("Failed to save map at {0}", combinedPath);
}
}
// Update the map cache so it can be loaded without restarting the game
var classification = mapDirectories[directoryDropdown.Text];
modData.MapCache[map.Uid].UpdateFromMap(map.Package, classification, null, map.Grid.Type);
modData.MapCache[map.Uid].UpdateFromMap(map.Package, selectedDirectory.Folder, selectedDirectory.Classification, null, map.Grid.Type);
Console.WriteLine("Saved current map at {0}", combinedPath);
Ui.CloseWindow();

View File

@@ -288,22 +288,15 @@ namespace OpenRA.Mods.Common.Widgets.Logic
string DeleteMap(string map)
{
var path = modData.MapCache[map].Package.Name;
try
{
if (File.Exists(path))
File.Delete(path);
else if (Directory.Exists(path))
Directory.Delete(path, true);
modData.MapCache[map].Invalidate();
modData.MapCache[map].Delete();
if (selectedUid == map)
selectedUid = WidgetUtils.ChooseInitialMap(tabMaps[currentTab].Select(mp => mp.Uid).FirstOrDefault());
}
catch (Exception ex)
{
Game.Debug("Failed to delete map '{0}'. See the debug.log file for details.", path);
Game.Debug("Failed to delete map '{0}'. See the debug.log file for details.", map);
Log.Write("debug", ex.ToString());
}