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 committed by GitHub
commit d25452a64e
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GPG Key ID: 4AEE18F83AFDEB23
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 // Java Settings
m_settings->registerSetting("JavaPath", ""); m_settings->registerSetting("JavaPath", "");
m_settings->registerSetting("JavaTimestamp", 0); m_settings->registerSetting("JavaSignature", "");
m_settings->registerSetting("JavaArchitecture", ""); m_settings->registerSetting("JavaArchitecture", "");
m_settings->registerSetting("JavaRealArchitecture", ""); m_settings->registerSetting("JavaRealArchitecture", "");
m_settings->registerSetting("JavaVersion", ""); m_settings->registerSetting("JavaVersion", "");

15
launcher/launch/steps/CheckJava.cpp
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@ -81,15 +81,20 @@ void CheckJava::executeTask()
} }
QFileInfo javaInfo(realJavaPath); QFileInfo javaInfo(realJavaPath);
qlonglong javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch(); qint64 javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch();
auto storedUnixTime = settings->get("JavaTimestamp").toLongLong(); auto storedSignature = settings->get("JavaSignature").toString();
auto storedArchitecture = settings->get("JavaArchitecture").toString(); auto storedArchitecture = settings->get("JavaArchitecture").toString();
auto storedRealArchitecture = settings->get("JavaRealArchitecture").toString(); auto storedRealArchitecture = settings->get("JavaRealArchitecture").toString();
auto storedVersion = settings->get("JavaVersion").toString(); auto storedVersion = settings->get("JavaVersion").toString();
auto storedVendor = settings->get("JavaVendor").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 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 || storedArchitecture.size() == 0 || storedRealArchitecture.size() == 0
|| storedVendor.size() == 0) || storedVendor.size() == 0)
{ {
@ -140,7 +145,7 @@ void CheckJava::checkJavaFinished(JavaCheckResult result)
instance->settings()->set("JavaArchitecture", result.mojangPlatform); instance->settings()->set("JavaArchitecture", result.mojangPlatform);
instance->settings()->set("JavaRealArchitecture", result.realPlatform); instance->settings()->set("JavaRealArchitecture", result.realPlatform);
instance->settings()->set("JavaVendor", result.javaVendor); instance->settings()->set("JavaVendor", result.javaVendor);
instance->settings()->set("JavaTimestamp", m_javaUnixTime); instance->settings()->set("JavaSignature", m_javaSignature);
emitSucceeded(); emitSucceeded();
return; return;
} }

2
launcher/launch/steps/CheckJava.h
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@ -40,6 +40,6 @@ private:
private: private:
QString m_javaPath; QString m_javaPath;
qlonglong m_javaUnixTime; QString m_javaSignature;
JavaCheckerPtr m_JavaChecker; 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); m_settings->registerOverride(global_settings->getSetting("IgnoreJavaCompatibility"), javaOrLocation);
// special! // 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("JavaArchitecture"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaRealArchitecture"), javaOrLocation); m_settings->registerPassthrough(global_settings->getSetting("JavaRealArchitecture"), javaOrLocation);
m_settings->registerPassthrough(global_settings->getSetting("JavaVersion"), javaOrLocation); m_settings->registerPassthrough(global_settings->getSetting("JavaVersion"), javaOrLocation);