PixoLauncherSubsystem.cpp

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// Copyright 2023 PixoVR Corp. All Rights Reserved.
 
 
#include "PixoLauncherSubsystem.h"
#include "GenericPlatform/GenericPlatformMisc.h"
 
DEFINE_LOG_CATEGORY_STATIC(LogPixoLauncherSubsystem, Log, All);
 
#define Log(pmt, ...)   UE_LOG(LogPixoLauncherSubsystem, Log, TEXT(pmt), ##__VA_ARGS__)
#define Warn(pmt, ...)  UE_LOG(LogPixoLauncherSubsystem, Warning, TEXT(pmt), ##__VA_ARGS__)
#define Error(pmt, ...) UE_LOG(LogPixoLauncherSubsystem, Error, TEXT(pmt), ##__VA_ARGS__)
#define Fatal(pmt, ...) UE_LOG(LogPixoLauncherSubsystem, Fatal, TEXT(pmt), ##__VA_ARGS__)
 
UPixoLauncherSubsystem::UPixoLauncherSubsystem()
    : UEngineSubsystem()
{
 
}
 
void UPixoLauncherSubsystem::Initialize(FSubsystemCollectionBase& Collection)
{
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        IsApplicationInstalledFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_IsPackageInstalled", "(Ljava/lang/String;)Z", false);
        LaunchApplicationFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_Launch", "(Ljava/lang/String;[Ljava/lang/String;[Ljava/lang/String;)Z", false);
        OpenURLFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_OpenURL", "(Ljava/lang/String;)V", false);
        GetIntentDataFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_GetIntentData", "()Ljava/lang/String;", false);
        GetApplicationExtraFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_GetApplicationExtra", "(Ljava/lang/String;)Ljava/lang/String;", false);
        GetDeviceSerialNumberFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_GetDeviceSerialNumber", "()Ljava/lang/String;", false);
        GetDeviceMacAddressFunction = FJavaWrapper::FindMethod(Env, FJavaWrapper::GameActivityClassID, "AndroidThunkJava_GetMacAddress", "()Ljava/lang/String;", false);
    }
#endif
}
 
bool UPixoLauncherSubsystem::IsApplicationInstalled(const FString& ApplicationName)
{
    bool bResult = false;
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto PackageNameArg = FJavaHelper::ToJavaString(Env, ApplicationName);
        bResult = FJavaWrapper::CallBooleanMethod(Env, FJavaWrapper::GameActivityThis, FJavaWrapper::AndroidThunkJava_IsPackageInstalled, *PackageNameArg);
    }
 
    Log("UPixoLauncherSubsystem::IsApplicationInstalledFunction: %d", bResult);
#endif
    return bResult;
}
 
bool UPixoLauncherSubsystem::LaunchApplication(const FString& ApplicationName, const TArray<FString>& ExtraKey, const TArray<FString>& ExtraValue)
{
    bool bResult = false;
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto ApplicationNameArg = FJavaHelper::ToJavaString(Env, ApplicationName);
 
        // Convert scope array into java fields
        auto ExtraKeyArg = NewScopedJavaObject(Env, (jobjectArray)Env->NewObjectArray(ExtraKey.Num(), FJavaWrapper::JavaStringClass, nullptr));
        auto ExtraValueArg = NewScopedJavaObject(Env, (jobjectArray)Env->NewObjectArray(ExtraKey.Num(), FJavaWrapper::JavaStringClass, nullptr));
        for (uint32 Param = 0; Param < ExtraKey.Num(); Param++)
        {
            auto KeyStringValue = FJavaHelper::ToJavaString(Env, ExtraKey[Param]);
            Env->SetObjectArrayElement(*ExtraKeyArg, Param, *KeyStringValue);
 
            auto ValueStringValue = FJavaHelper::ToJavaString(Env, ExtraValue[Param]);
            Env->SetObjectArrayElement(*ExtraValueArg, Param, *ValueStringValue);
        }
        bResult = FJavaWrapper::CallBooleanMethod(Env, FJavaWrapper::GameActivityThis, LaunchApplicationFunction, *ApplicationNameArg, *ExtraKeyArg, *ExtraValueArg);
    }
 
    Log("UPixoLauncherSubsystem::LaunchApplication: %s, %i : %i", *ApplicationName, ExtraKey.Num(), ExtraValue.Num());
#endif
    return bResult;
}
 
void UPixoLauncherSubsystem::OpenURL(const FString& URL)
{
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto URLArg = FJavaHelper::ToJavaString(Env, URL);
        FJavaWrapper::CallVoidMethod(Env, FJavaWrapper::GameActivityThis, OpenURLFunction, *URLArg);
    }
 
    Log("UPixoLauncherSubsystem::OpenURL: %s", *URL);
#endif
}
 
FString UPixoLauncherSubsystem::GetApplicationExtra(const FString& ExtraKey)
{
    FString ReturnedExtraValue = FString("");
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto ExtraKeyArg = FJavaHelper::ToJavaString(Env, ExtraKey);
        auto JavaKeyValue = (jstring)FJavaWrapper::CallObjectMethod(Env, FJavaWrapper::GameActivityThis, GetApplicationExtraFunction, *ExtraKeyArg);
        ReturnedExtraValue = FJavaHelper::FStringFromLocalRef(Env, JavaKeyValue);
    }
 
    Log("UPixoLauncherSubsystem::GetApplicationExtra: %s", *ReturnedExtraValue);
#endif
    return ReturnedExtraValue;
}
 
FString UPixoLauncherSubsystem::GetIntentData()
{
    FString ReturnedExtraValue = FString("");
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto JavaKeyValue = (jstring)FJavaWrapper::CallObjectMethod(Env, FJavaWrapper::GameActivityThis, GetIntentDataFunction);
        ReturnedExtraValue = FJavaHelper::FStringFromLocalRef(Env, JavaKeyValue);
    }
 
    Log("UPixoLauncherSubsystem::GetIntentData: %s", *ReturnedExtraValue);
#endif
    return ReturnedExtraValue;
}
 
FString UPixoLauncherSubsystem::GetDeviceSerialNumber()
{
    FString ReturnedExtraValue = FString("");
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto JavaKeyValue = (jstring)FJavaWrapper::CallObjectMethod(Env, FJavaWrapper::GameActivityThis, GetDeviceSerialNumberFunction);
        ReturnedExtraValue = FJavaHelper::FStringFromLocalRef(Env, JavaKeyValue);
    }
 
    Log("UPixoLauncherSubsystem::GetDeviceSerialNumber: %s", *ReturnedExtraValue);
#else
    ReturnedExtraValue = TEXT("");
#endif
    return ReturnedExtraValue;
}
 
FString UPixoLauncherSubsystem::GetDeviceMacAddress()
{
    FString ReturnedExtraValue = FString("");
#if PLATFORM_ANDROID
    if (JNIEnv* Env = FAndroidApplication::GetJavaEnv())
    {
        auto JavaKeyValue = (jstring)FJavaWrapper::CallObjectMethod(Env, FJavaWrapper::GameActivityThis, GetDeviceMacAddressFunction);
        ReturnedExtraValue = FJavaHelper::FStringFromLocalRef(Env, JavaKeyValue);
    }
 
    Log("UPixoLauncherSubsystem::GetDeviceMacAddress: %s", *ReturnedExtraValue);
#else
    ReturnedExtraValue = FGenericPlatformMisc::GetMacAddressString();
#endif
    return ReturnedExtraValue;
}
 
#undef Fatal
#undef Error
#undef Warn
#undef Log