29f7ea752f
This turns issues like creating two shared ptrs from a single raw ptr from popping up at runtime, instead making them a compile error. Signed-off-by: flow <flowlnlnln@gmail.com>
141 lines
3.7 KiB
C++
141 lines
3.7 KiB
C++
#include "HashUtils.h"
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#include <QDebug>
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#include <QFile>
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#include "FileSystem.h"
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#include "StringUtils.h"
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#include <MurmurHash2.h>
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namespace Hashing {
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static ModPlatform::ProviderCapabilities ProviderCaps;
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Hasher::Ptr createHasher(QString file_path, ModPlatform::ResourceProvider provider)
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{
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switch (provider) {
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case ModPlatform::ResourceProvider::MODRINTH:
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return createModrinthHasher(file_path);
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case ModPlatform::ResourceProvider::FLAME:
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return createFlameHasher(file_path);
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default:
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qCritical() << "[Hashing]"
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<< "Unrecognized mod platform!";
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return nullptr;
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}
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}
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Hasher::Ptr createModrinthHasher(QString file_path)
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{
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return makeShared<ModrinthHasher>(file_path);
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}
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Hasher::Ptr createFlameHasher(QString file_path)
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{
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return makeShared<FlameHasher>(file_path);
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}
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Hasher::Ptr createBlockedModHasher(QString file_path, ModPlatform::ResourceProvider provider)
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{
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return makeShared<BlockedModHasher>(file_path, provider);
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}
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Hasher::Ptr createBlockedModHasher(QString file_path, ModPlatform::ResourceProvider provider, QString type)
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{
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auto hasher = makeShared<BlockedModHasher>(file_path, provider);
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hasher->useHashType(type);
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return hasher;
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}
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void ModrinthHasher::executeTask()
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{
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QFile file(m_path);
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try {
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file.open(QFile::ReadOnly);
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} catch (FS::FileSystemException& e) {
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qCritical() << QString("Failed to open JAR file in %1").arg(m_path);
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qCritical() << QString("Reason: ") << e.cause();
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emitFailed("Failed to open file for hashing.");
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return;
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}
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auto hash_type = ProviderCaps.hashType(ModPlatform::ResourceProvider::MODRINTH).first();
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m_hash = ProviderCaps.hash(ModPlatform::ResourceProvider::MODRINTH, &file, hash_type);
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file.close();
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if (m_hash.isEmpty()) {
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emitFailed("Empty hash!");
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} else {
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emitSucceeded();
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}
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}
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void FlameHasher::executeTask()
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{
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// CF-specific
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auto should_filter_out = [](char c) { return (c == 9 || c == 10 || c == 13 || c == 32); };
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std::ifstream file_stream(StringUtils::toStdString(m_path), std::ifstream::binary);
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// TODO: This is very heavy work, but apparently QtConcurrent can't use move semantics, so we can't boop this to another thread.
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// How do we make this non-blocking then?
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m_hash = QString::number(MurmurHash2(std::move(file_stream), 4 * MiB, should_filter_out));
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if (m_hash.isEmpty()) {
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emitFailed("Empty hash!");
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} else {
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emitSucceeded();
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}
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}
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BlockedModHasher::BlockedModHasher(QString file_path, ModPlatform::ResourceProvider provider)
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: Hasher(file_path), provider(provider) {
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setObjectName(QString("BlockedModHasher: %1").arg(file_path));
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hash_type = ProviderCaps.hashType(provider).first();
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}
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void BlockedModHasher::executeTask()
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{
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QFile file(m_path);
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try {
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file.open(QFile::ReadOnly);
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} catch (FS::FileSystemException& e) {
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qCritical() << QString("Failed to open JAR file in %1").arg(m_path);
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qCritical() << QString("Reason: ") << e.cause();
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emitFailed("Failed to open file for hashing.");
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return;
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}
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m_hash = ProviderCaps.hash(provider, &file, hash_type);
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file.close();
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if (m_hash.isEmpty()) {
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emitFailed("Empty hash!");
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} else {
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emitSucceeded();
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}
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}
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QStringList BlockedModHasher::getHashTypes() {
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return ProviderCaps.hashType(provider);
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}
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bool BlockedModHasher::useHashType(QString type) {
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auto types = ProviderCaps.hashType(provider);
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if (types.contains(type)) {
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hash_type = type;
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return true;
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}
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qDebug() << "Bad hash type " << type << " for provider";
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return false;
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}
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} // namespace Hashing
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