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/*
* This file is part of fabric-loom, licensed under the MIT License (MIT).
*
* Copyright (c) 2016, 2017, 2018 FabricMC
*
* 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.
*/
package net.fabricmc.loom.build;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.file.Path;
import java.util.HashSet;
import java.util.Set;
import java.util.zip.ZipEntry;
import com.google.gson.JsonObject;
import org.zeroturnaround.zip.ZipUtil;
import org.zeroturnaround.zip.transform.StringZipEntryTransformer;
import org.zeroturnaround.zip.transform.ZipEntryTransformerEntry;
import net.fabricmc.loom.LoomGradlePlugin;
public final class MixinRefmapHelper {
private MixinRefmapHelper() { }
public static boolean addRefmapName(String filename, Path outputPath) {
File output = outputPath.toFile();
Set<String> mixinFilenames = findMixins(output, true);
if (mixinFilenames.size() > 0) {
return ZipUtil.transformEntries(output, mixinFilenames.stream().map((f) -> new ZipEntryTransformerEntry(f, new StringZipEntryTransformer("UTF-8") {
@Override
protected String transform(ZipEntry zipEntry, String input) throws IOException {
JsonObject json = LoomGradlePlugin.GSON.fromJson(input, JsonObject.class);
if (!json.has("refmap")) {
json.addProperty("refmap", filename);
}
return LoomGradlePlugin.GSON.toJson(json);
}
})).toArray(ZipEntryTransformerEntry[]::new));
} else {
return false;
}
}
private static Set<String> findMixins(File output, boolean onlyWithoutRefmap) {
// first, identify all of the mixin files
Set<String> mixinFilename = new HashSet<>();
// TODO: this is a lovely hack
ZipUtil.iterate(output, (stream, entry) -> {
if (!entry.isDirectory() && entry.getName().endsWith(".json") && !entry.getName().contains("/") && !entry.getName().contains("\\")) {
// JSON file in root directory
try (InputStreamReader inputStreamReader = new InputStreamReader(stream)) {
JsonObject json = LoomGradlePlugin.GSON.fromJson(inputStreamReader, JsonObject.class);
if (json != null) {
boolean hasMixins = json.has("mixins") && json.get("mixins").isJsonArray();
boolean hasClient = json.has("client") && json.get("client").isJsonArray();
boolean hasServer = json.has("server") && json.get("server").isJsonArray();
if (json.has("package") && (hasMixins || hasClient || hasServer)) {
if (!onlyWithoutRefmap || !json.has("refmap") || !json.has("minVersion")) {
mixinFilename.add(entry.getName());
}
}
}
} catch (Exception ignored) {
// ...
}
}
});
return mixinFilename;
}
}
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