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Support mods from multiple jars and directories. #704

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merged 2 commits into from
Aug 5, 2022
Merged

Support mods from multiple jars and directories. #704

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be1450d
Support jar based mods from multiple paths.
modmuss50 Aug 3, 2022
50be3c0
Support mixed jar/path based mods.
modmuss50 Aug 3, 2022
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16 changes: 13 additions & 3 deletions src/main/java/net/fabricmc/loader/impl/discovery/ModDiscoverer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -244,7 +244,7 @@ protected ModCandidate compute() {
}
} else { // regular classes-dir or jar
try {
if (paths.size() != 1 || Files.isDirectory(paths.get(0))) {
if (Files.isDirectory(paths.get(0))) {
return computeDir();
} else {
return computeJarFile();
Expand Down Expand Up @@ -275,9 +275,19 @@ private ModCandidate computeDir() throws IOException, ParseMetadataException {
}

private ModCandidate computeJarFile() throws IOException, ParseMetadataException {
assert paths.size() == 1;
for (Path path : paths) {
final ModCandidate candidate = computeJarFile(path);

if (candidate != null) {
return candidate;
}
}

return null;
}

try (ZipFile zf = new ZipFile(paths.get(0).toFile())) {
private ModCandidate computeJarFile(Path path) throws IOException, ParseMetadataException {
try (ZipFile zf = new ZipFile(path.toFile())) {
ZipEntry entry = zf.getEntry("fabric.mod.json");
if (entry == null) return null;

Expand Down