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-rw-r--r--api/logic/minecraft/update/FMLLibrariesTask.cpp133
1 files changed, 133 insertions, 0 deletions
diff --git a/api/logic/minecraft/update/FMLLibrariesTask.cpp b/api/logic/minecraft/update/FMLLibrariesTask.cpp
new file mode 100644
index 00000000..63428a48
--- /dev/null
+++ b/api/logic/minecraft/update/FMLLibrariesTask.cpp
@@ -0,0 +1,133 @@
+#include "Env.h"
+#include <FileSystem.h>
+#include <minecraft/VersionFilterData.h>
+#include "FMLLibrariesTask.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/MinecraftProfile.h"
+
+FMLLibrariesTask::FMLLibrariesTask(MinecraftInstance * inst)
+{
+ m_inst = inst;
+}
+void FMLLibrariesTask::executeTask()
+{
+ // Get the mod list
+ MinecraftInstance *inst = (MinecraftInstance *)m_inst;
+ std::shared_ptr<MinecraftProfile> profile = inst->getMinecraftProfile();
+ bool forge_present = false;
+
+ if (!profile->hasTrait("legacyFML"))
+ {
+ emitSucceeded();
+ return;
+ }
+
+ QString version = inst->getComponentVersion("net.minecraft");
+ auto &fmlLibsMapping = g_VersionFilterData.fmlLibsMapping;
+ if (!fmlLibsMapping.contains(version))
+ {
+ emitSucceeded();
+ return;
+ }
+
+ auto &libList = fmlLibsMapping[version];
+
+ // determine if we need some libs for FML or forge
+ setStatus(tr("Checking for FML libraries..."));
+ forge_present = (profile->versionPatch("net.minecraftforge") != nullptr);
+ // we don't...
+ if (!forge_present)
+ {
+ emitSucceeded();
+ return;
+ }
+
+ // now check the lib folder inside the instance for files.
+ for (auto &lib : libList)
+ {
+ QFileInfo libInfo(FS::PathCombine(inst->libDir(), lib.filename));
+ if (libInfo.exists())
+ continue;
+ fmlLibsToProcess.append(lib);
+ }
+
+ // if everything is in place, there's nothing to do here...
+ if (fmlLibsToProcess.isEmpty())
+ {
+ emitSucceeded();
+ return;
+ }
+
+ // download missing libs to our place
+ setStatus(tr("Dowloading FML libraries..."));
+ auto dljob = new NetJob("FML libraries");
+ auto metacache = ENV.metacache();
+ for (auto &lib : fmlLibsToProcess)
+ {
+ auto entry = metacache->resolveEntry("fmllibs", lib.filename);
+ QString urlString = lib.ours ? URLConstants::FMLLIBS_OUR_BASE_URL + lib.filename
+ : URLConstants::FMLLIBS_FORGE_BASE_URL + lib.filename;
+ dljob->addNetAction(Net::Download::makeCached(QUrl(urlString), entry));
+ }
+
+ connect(dljob, &NetJob::succeeded, this, &FMLLibrariesTask::fmllibsFinished);
+ connect(dljob, &NetJob::failed, this, &FMLLibrariesTask::fmllibsFailed);
+ connect(dljob, &NetJob::progress, this, &FMLLibrariesTask::progress);
+ downloadJob.reset(dljob);
+ downloadJob->start();
+}
+
+bool FMLLibrariesTask::canAbort() const
+{
+ return true;
+}
+
+void FMLLibrariesTask::fmllibsFinished()
+{
+ downloadJob.reset();
+ if (!fmlLibsToProcess.isEmpty())
+ {
+ setStatus(tr("Copying FML libraries into the instance..."));
+ MinecraftInstance *inst = (MinecraftInstance *)m_inst;
+ auto metacache = ENV.metacache();
+ int index = 0;
+ for (auto &lib : fmlLibsToProcess)
+ {
+ progress(index, fmlLibsToProcess.size());
+ auto entry = metacache->resolveEntry("fmllibs", lib.filename);
+ auto path = FS::PathCombine(inst->libDir(), lib.filename);
+ if (!FS::ensureFilePathExists(path))
+ {
+ emitFailed(tr("Failed creating FML library folder inside the instance."));
+ return;
+ }
+ if (!QFile::copy(entry->getFullPath(), FS::PathCombine(inst->libDir(), lib.filename)))
+ {
+ emitFailed(tr("Failed copying Forge/FML library: %1.").arg(lib.filename));
+ return;
+ }
+ index++;
+ }
+ progress(index, fmlLibsToProcess.size());
+ }
+ emitSucceeded();
+}
+void FMLLibrariesTask::fmllibsFailed(QString reason)
+{
+ QStringList failed = downloadJob->getFailedFiles();
+ QString failed_all = failed.join("\n");
+ emitFailed(tr("Failed to download the following files:\n%1\n\nReason:%2\nPlease try again.").arg(failed_all, reason));
+}
+
+bool FMLLibrariesTask::abort()
+{
+ if(downloadJob)
+ {
+ return downloadJob->abort();
+ }
+ else
+ {
+ qWarning() << "Prematurely aborted FMLLibrariesTask";
+ }
+ return true;
+}