Method executeTask

launcher/minecraft/launch/ModMinecraftJar.cpp:43–81

#include "minecraft/PackProfile.h"

void ModMinecraftJar::executeTask()
{
    auto m_inst = std::dynamic_pointer_cast<MinecraftInstance>(m_parent->instance());

    if(!m_inst->getJarMods().size())
    {
        emitSucceeded();
        return;
    }
    // nuke obsolete stripped jar(s) if needed
    if(!FS::ensureFolderPathExists(m_inst->binRoot()))
    {
        emitFailed(tr("Couldn't create the bin folder for Minecraft.jar"));
    }

    auto finalJarPath = QDir(m_inst->binRoot()).absoluteFilePath("minecraft.jar");
    if(!removeJar())
    {
        emitFailed(tr("Couldn't remove stale jar file: %1").arg(finalJarPath));
    }

    // create temporary modded jar, if needed
    auto components = m_inst->getPackProfile();
    auto profile = components->getProfile();
    auto jarMods = m_inst->getJarMods();
    if(jarMods.size())
    {
        auto mainJar = profile->getMainJar();
        QStringList jars, temp1, temp2, temp3, temp4;
        mainJar->getApplicableFiles(m_inst->runtimeContext(), jars, temp1, temp2, temp3, m_inst->getLocalLibraryPath());
        auto sourceJarPath = jars[0];
        if(!MMCZip::createModdedJar(sourceJarPath, finalJarPath, jarMods))
        {
            emitFailed(tr("Failed to create the custom Minecraft jar file."));
            return;
        }
    }
    emitSucceeded();
}

void ModMinecraftJar::finalize()
{