134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
#include "LocalResourcePackParseTask.h"
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#include "FileSystem.h"
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#include "Json.h"
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#include <quazip/quazip.h>
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#include <quazip/quazipfile.h>
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LocalResourcePackParseTask::LocalResourcePackParseTask(int token, ResourcePack& rp)
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: Task(nullptr, false), m_token(token), m_resource_pack(rp)
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{}
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bool LocalResourcePackParseTask::abort()
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{
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m_aborted = true;
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return true;
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}
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void LocalResourcePackParseTask::executeTask()
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{
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switch (m_resource_pack.type()) {
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case ResourceType::FOLDER:
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processAsFolder();
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break;
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case ResourceType::ZIPFILE:
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processAsZip();
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break;
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default:
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qWarning() << "Invalid type for resource pack parse task!";
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emitFailed(tr("Invalid type."));
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}
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if (isFinished())
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return;
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if (m_aborted)
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emitAborted();
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else
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emitSucceeded();
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}
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// https://minecraft.fandom.com/wiki/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
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void LocalResourcePackParseTask::processMCMeta(QByteArray&& raw_data)
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{
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try {
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auto json_doc = QJsonDocument::fromJson(raw_data);
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auto pack_obj = Json::requireObject(json_doc.object(), "pack", {});
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m_resource_pack.setPackFormat(Json::ensureInteger(pack_obj, "pack_format", 0));
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m_resource_pack.setDescription(Json::ensureString(pack_obj, "description", ""));
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} catch (Json::JsonException& e) {
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qWarning() << "JsonException: " << e.what() << e.cause();
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emitFailed(tr("Failed to process .mcmeta file."));
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}
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}
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void LocalResourcePackParseTask::processPackPNG(QByteArray&& raw_data)
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{
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auto img = QImage::fromData(raw_data);
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if (!img.isNull()) {
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m_resource_pack.setImage(img);
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} else {
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qWarning() << "Failed to parse pack.png.";
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}
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}
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void LocalResourcePackParseTask::processAsFolder()
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{
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QFileInfo mcmeta_file_info(FS::PathCombine(m_resource_pack.fileinfo().filePath(), "pack.mcmeta"));
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if (mcmeta_file_info.isFile()) {
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QFile mcmeta_file(mcmeta_file_info.filePath());
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if (!mcmeta_file.open(QIODevice::ReadOnly))
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return;
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auto data = mcmeta_file.readAll();
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processMCMeta(std::move(data));
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mcmeta_file.close();
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}
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QFileInfo image_file_info(FS::PathCombine(m_resource_pack.fileinfo().filePath(), "pack.png"));
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if (image_file_info.isFile()) {
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QFile mcmeta_file(image_file_info.filePath());
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if (!mcmeta_file.open(QIODevice::ReadOnly))
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return;
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auto data = mcmeta_file.readAll();
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processPackPNG(std::move(data));
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mcmeta_file.close();
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}
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}
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void LocalResourcePackParseTask::processAsZip()
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{
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QuaZip zip(m_resource_pack.fileinfo().filePath());
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if (!zip.open(QuaZip::mdUnzip))
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return;
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QuaZipFile file(&zip);
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if (zip.setCurrentFile("pack.mcmeta")) {
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if (!file.open(QIODevice::ReadOnly)) {
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qCritical() << "Failed to open file in zip.";
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zip.close();
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return;
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}
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auto data = file.readAll();
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processMCMeta(std::move(data));
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file.close();
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}
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if (zip.setCurrentFile("pack.png")) {
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if (!file.open(QIODevice::ReadOnly)) {
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qCritical() << "Failed to open file in zip.";
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zip.close();
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return;
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}
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auto data = file.readAll();
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processPackPNG(std::move(data));
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file.close();
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}
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zip.close();
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}
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