From c131fec2dabfd038c9a1734af81a39da6c2b6871 Mon Sep 17 00:00:00 2001
From: Wisest_wizard <12suhangp34@gmail.com>
Date: Mon, 16 Aug 2021 08:51:31 +0530
Subject: [PATCH] Use user provided xdg runtime directory

---
 .../jni/lorie/backend/android/android-app.cpp | 32 ++++++++++++++++---
 app/src/main/res/xml/preferences.xml          |  7 ++++
 2 files changed, 34 insertions(+), 5 deletions(-)

diff --git a/app/src/main/jni/lorie/backend/android/android-app.cpp b/app/src/main/jni/lorie/backend/android/android-app.cpp
index c97a1ef..9a5ead9 100644
--- a/app/src/main/jni/lorie/backend/android/android-app.cpp
+++ b/app/src/main/jni/lorie/backend/android/android-app.cpp
@@ -29,7 +29,7 @@ public:
 
 	void on_egl_init();
 	void on_egl_uninit();
-	
+
 	LorieEGLHelper helper;
 
 	struct xkb_context *xkb_context = nullptr;
@@ -67,11 +67,11 @@ void LorieBackendAndroid::backend_init() {
 			return;
 		}
 	}
-	
+
 	xkb_names.rules = strdup("evdev");
 	xkb_names.model = strdup("pc105");
 	xkb_names.layout = strdup("us");
-	
+
 	xkb_keymap = xkb_keymap_new_from_names(xkb_context, &xkb_names, (enum xkb_keymap_compile_flags) 0);
 	if (xkb_keymap == nullptr) {
 		LOGE("failed to compile global XKB keymap\n");
@@ -179,9 +179,31 @@ static LorieBackendAndroid* fromLong(jlong v) {
     return u.b;
 }
 
+
+jstring spname(JNIEnv *env) {
+    return env->NewStringUTF("sharedstore");
+}
+
+
 extern "C" JNIEXPORT jlong JNICALL
-JNI_DECLARE(LorieService, createLorieThread)(JNIEnv __unused *env, jobject __unused instance) {
-	setenv("XDG_RUNTIME_DIR", "/data/data/com.termux/files/usr/tmp", 1);
+JNI_DECLARE(LorieService, createLorieThread)(JNIEnv *env, jobject __unused instance) {
+
+	jclass spcls = env->FindClass("android/content/SharedPreferences");
+    	jclass contextcls = env->FindClass("android/content/Context");
+    	mainClass = env->NewGlobalRef(activity);
+    	jmethodID mid = env->GetMethodID(contextcls, "getSharedPreferences",
+                                     "(Ljava/lang/String;I)Landroid/content/SharedPreferences;");
+
+	jmethodID midstring = env->GetMethodID(spcls, "getSring",
+                                         "(Ljava/lang/String;Z)Z");
+
+	jobject jobjectshared = env->CallObjectMethod(mainClass, mid, spname(env), 0);
+	jstring xdgcustpath  = env->CallStringMethod(jobjectshared, mistring, objectname(env), "/data/data/com.termux/files/usr/tmp");
+
+	const char *pathxdg = env->GetStringUTFChars(xdgcustpath, 0);
+	env->ReleaseStringUTFChars(xdgcustpath, pathxdg);
+
+	setenv("XDG_RUNTIME_DIR", pathxdg, 1);
 	return (jlong) new LorieBackendAndroid;
 }
 
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index bbc8e13..c1bed82 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -36,4 +36,11 @@
         android:key="PIP"
         android:summary="Show app in picture-in-picture mode when home button or recents button is pressed" />
 
+    <EditTextPreference
+	android:title="Custom XDG_RUNTIME_DIR"
+	android:defaultValue="/data/data/com.termux/files/usr/tmp"
+	android:key="CustXDG"
+	android:summary="Set the XDG runtime directory for wayland sockets"
+	android:dialogMessage="Please be careful here as setting the wrong directory may make the app not run as expected" />
+
 </PreferenceScreen>