CactiChameleon9/PrismLauncher
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Merge pull request #1274 from TheKodeToad/java-signature

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Sefa Eyeoglu 2023-06-26 11:19:53 +02:00
parent 6963bfc6c9
commit 5fdf73a2ff
No known key found for this signature in database
GPG Key ID: E13DFD4B47127951
4 changed files with 13 additions and 8 deletions
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2
launcher/Application.cpp
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@ -594,7 +594,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
// Java Settings
m_settings->registerSetting("JavaPath", "");
m_settings->registerSetting("JavaTimestamp", 0);
m_settings->registerSetting("JavaSignature", "");
m_settings->registerSetting("JavaArchitecture", "");
m_settings->registerSetting("JavaRealArchitecture", "");
m_settings->registerSetting("JavaVersion", "");

15
launcher/launch/steps/CheckJava.cpp
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@ -81,15 +81,20 @@ void CheckJava::executeTask()
}
QFileInfo javaInfo(realJavaPath);
qlonglong javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch();
auto storedUnixTime = settings->get("JavaTimestamp").toLongLong();
qint64 javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch();
auto storedSignature = settings->get("JavaSignature").toString();
auto storedArchitecture = settings->get("JavaArchitecture").toString();
auto storedRealArchitecture = settings->get("JavaRealArchitecture").toString();
auto storedVersion = settings->get("JavaVersion").toString();
auto storedVendor = settings->get("JavaVendor").toString();
m_javaUnixTime = javaUnixTime;
QCryptographicHash hash(QCryptographicHash::Sha1);
hash.addData(QByteArray::number(javaUnixTime));
hash.addData(m_javaPath.toUtf8());
m_javaSignature = hash.result().toHex();
// if timestamps are not the same, or something is missing, check!
if (javaUnixTime != storedUnixTime || storedVersion.size() == 0
if (m_javaSignature != storedSignature || storedVersion.size() == 0
|| storedArchitecture.size() == 0 || storedRealArchitecture.size() == 0
|| storedVendor.size() == 0)
{
@ -140,7 +145,7 @@ void CheckJava::checkJavaFinished(JavaCheckResult result)
instance->settings()->set("JavaArchitecture", result.mojangPlatform);
instance->settings()->set("JavaRealArchitecture", result.realPlatform);
instance->settings()->set("JavaVendor", result.javaVendor);
instance->settings()->set("JavaTimestamp", m_javaUnixTime);
instance->settings()->set("JavaSignature", m_javaSignature);
emitSucceeded();
return;
}

2
launcher/launch/steps/CheckJava.h
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@ -40,6 +40,6 @@ private:
private:
QString m_javaPath;
qlonglong m_javaUnixTime;
QString m_javaSignature;
JavaCheckerPtr m_JavaChecker;
};

2
launcher/minecraft/MinecraftInstance.cpp
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@ -148,7 +148,7 @@ void MinecraftInstance::loadSpecificSettings()
m_settings->registerOverride(global_settings->getSetting("IgnoreJavaCompatibility"), javaOrLocation);
// special!
m_settings->registerPassthrough(global_settings->getSetting("JavaTimestamp"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaSignature"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaArchitecture"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaRealArchitecture"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaVersion"), javaOrLocation);