mirror of https://github.com/GeyserMC/Geyser.git
110 lines
3.7 KiB
Java
110 lines
3.7 KiB
Java
/*
|
|
* Copyright (c) 2019-2023 GeyserMC. http://geysermc.org
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* @author GeyserMC
|
|
* @link https://github.com/GeyserMC/Geyser
|
|
*/
|
|
|
|
package org.geysermc.geyser.pack.path;
|
|
|
|
import lombok.RequiredArgsConstructor;
|
|
import org.checkerframework.checker.nullness.qual.NonNull;
|
|
import org.geysermc.geyser.GeyserImpl;
|
|
import org.geysermc.geyser.api.pack.PathPackCodec;
|
|
import org.geysermc.geyser.api.pack.ResourcePack;
|
|
import org.geysermc.geyser.registry.loader.ResourcePackLoader;
|
|
import org.geysermc.geyser.util.FileUtils;
|
|
|
|
import java.io.IOException;
|
|
import java.nio.channels.FileChannel;
|
|
import java.nio.channels.SeekableByteChannel;
|
|
import java.nio.file.Files;
|
|
import java.nio.file.Path;
|
|
import java.nio.file.attribute.FileTime;
|
|
|
|
@RequiredArgsConstructor
|
|
public class GeyserPathPackCodec extends PathPackCodec {
|
|
private final Path path;
|
|
private FileTime lastModified;
|
|
|
|
private byte[] sha256;
|
|
private long size = -1;
|
|
|
|
@Override
|
|
public @NonNull Path path() {
|
|
this.checkLastModified();
|
|
return this.path;
|
|
}
|
|
|
|
@Override
|
|
public byte @NonNull [] sha256() {
|
|
this.checkLastModified();
|
|
if (this.sha256 != null) {
|
|
return this.sha256;
|
|
}
|
|
|
|
return this.sha256 = FileUtils.calculateSHA256(this.path);
|
|
}
|
|
|
|
@Override
|
|
public long size() {
|
|
this.checkLastModified();
|
|
if (this.size != -1) {
|
|
return this.size;
|
|
}
|
|
|
|
try {
|
|
return this.size = Files.size(this.path);
|
|
} catch (IOException e) {
|
|
throw new RuntimeException("Could not get file size of path " + this.path, e);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public @NonNull SeekableByteChannel serialize(@NonNull ResourcePack resourcePack) throws IOException {
|
|
return FileChannel.open(this.path);
|
|
}
|
|
|
|
@Override
|
|
protected @NonNull ResourcePack create() {
|
|
return ResourcePackLoader.readPack(this.path);
|
|
}
|
|
|
|
private void checkLastModified() {
|
|
try {
|
|
FileTime lastModified = Files.getLastModifiedTime(this.path);
|
|
if (this.lastModified == null) {
|
|
this.lastModified = lastModified;
|
|
return;
|
|
}
|
|
|
|
if (lastModified.toInstant().isAfter(this.lastModified.toInstant())) {
|
|
GeyserImpl.getInstance().getLogger().warning("Detected a change in the resource pack " + path + ". This is likely to cause undefined behavior for new clients joining. It is suggested you restart Geyser.");
|
|
this.lastModified = lastModified;
|
|
this.sha256 = null;
|
|
this.size = -1;
|
|
}
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(e);
|
|
}
|
|
}
|
|
}
|