Provide option to easily modify app name and version.

Chery-picked from #243.

app/build.gradle

@@ -1,18 +1,21 @@
+import java.nio.charset.StandardCharsets
+
 plugins {
     id 'com.android.application'
 }
 
 android {
     namespace "org.love2d.android"
-    compileSdk 33
-    ndkVersion "25.2.9519653"
+    ndkVersion "26.0.10792818"
 
     defaultConfig {
-        applicationId "org.love2d.android"
-        versionCode 32
-        versionName "12.0"
+        applicationId project.properties["app.application_id"]
+        versionCode project.properties["app.version_code"].toInteger()
+        versionName project.properties["app.version_name"]
         minSdk 21
-        targetSdk 33
+        compileSdk 34
+        targetSdk 34
+
         externalNativeBuild {
             cmake {
                 arguments "-DANDROID_STL=c++_shared"
@@ -24,6 +27,30 @@ android {
                 targets "love_android", "OpenAL", "love"
             }
         }
+
+        def getAppName = {
+            def nameArray = project.properties["app.name_byte_array"]
+            def name = project.properties["app.name"]
+            if (name != null && nameArray != null) {
+                throw new Exception("Only define either `app.name` or `app.name_byte_array` in gradle.properties, but not both!")
+            }
+
+            if (name == null) {
+                def nameArraySplit = nameArray.split(",")
+                def nameBytes = new byte[nameArraySplit.length]
+                def count = 0
+                for (String s: nameArraySplit) {
+                    nameBytes[count++] = (byte) Integer.parseInt(s)
+                }
+                return new String(nameBytes, StandardCharsets.UTF_8)
+            }
+            return name
+        }
+
+        manifestPlaceholders = [
+            NAME:getAppName(),
+            ORIENTATION:project.properties["app.orientation"],
+        ]
     }
 
     def retrieveAll3pModules = { ->
@@ -33,6 +60,7 @@ android {
             if (details.isDirectory()) {
                 if (file(details.file.path + "/Android.mk").exists() ||
                         file(details.file.path + "/CMakeLists.mk").exists()) {
+                    def logger = project.getLogger()
                     logger.lifecycle("3rd-party module: " + details.file.path)
 
                     def javainfo = file(details.file.path + "/java.txt")
@@ -71,7 +99,7 @@ android {
         prefab true
     }
 
-    flavorDimensions 'mode', 'recording'
+    flavorDimensions = ['mode', 'recording']
     productFlavors {
         normal {
             dimension 'mode'
@@ -123,7 +151,12 @@ android {
     }
     packagingOptions {
         jniLibs {
-            excludes += ['lib/armeabi-v7a/libOpenSLES.so', 'lib/arm64-v8a/libOpenSLES.so', 'lib/x86/libOpenSLES.so', 'lib/x86_64/libOpenSLES.so']
+            excludes += [
+                'lib/armeabi-v7a/libOpenSLES.so',
+                'lib/arm64-v8a/libOpenSLES.so',
+                'lib/x86/libOpenSLES.so',
+                'lib/x86_64/libOpenSLES.so'
+            ]
         }
     }
 }

app/src/main/AndroidManifest.xml

@@ -24,7 +24,7 @@
     <application
         android:allowBackup="true"
         android:icon="@drawable/love"
-        android:label="LÖVE for Android">
+        android:label="${NAME}">
         <!-- You don't have to change the activity class unless you have special needs! !-->
         <activity
             android:name="org.love2d.android.GameActivity"
@@ -32,7 +32,7 @@
             android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
             android:configChanges="orientation|screenSize|smallestScreenSize|screenLayout|keyboard|keyboardHidden|navigation"
             android:launchMode="singleInstance"
-            android:screenOrientation="landscape">
+            android:screenOrientation="${ORIENTATION}">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

gradle.properties

@@ -1,22 +1,19 @@
-# Project-wide Gradle settings.
-# IDE (e.g. Android Studio) users:
-# Gradle settings configured through the IDE *will override*
-# any settings specified in this file.
-# For more details on how to configure your build environment visit
-# http://www.gradle.org/docs/current/userguide/build_environment.html
-# Specifies the JVM arguments used for the daemon process.
-# The setting is particularly useful for tweaking memory settings.
-org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
-# When configured, Gradle will run in incubating parallel mode.
-# This option should only be used with decoupled projects. More details, visit
-# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
-# org.gradle.parallel=true
-# AndroidX package structure to make it clearer which packages are bundled with the
-# Android operating system, and which are packaged with your app"s APK
-# https://developer.android.com/topic/libraries/support-library/androidx-rn
+# To set the application display name, only define either `app.name` or `app.name_byte_array`.
+# For a rule of thumb:
+# * Use `app.name` if your app name doesn't contain any non-ANSI characters.
+# * Otherwise, convert your app name to UTF-8 byte array, comma delimited, and put
+#   it in `app.name_byte_array`
+#app.name=LÖVE for Android
+app.name_byte_array=76,195,150,86,69,32,102,111,114,32,65,110,100,114,111,105,100
+
+app.application_id=org.love2d.android
+app.orientation=landscape
+app.version_code=32
+app.version_name=12.0
+
+# No need to modify anything past this line!
+android.enableJetifier=false
 android.useAndroidX=true
-# Automatically convert third-party libraries to use AndroidX
-android.enableJetifier=true
 android.defaults.buildfeatures.buildconfig=true
-android.nonTransitiveRClass=false
-android.nonFinalResIds=false
+android.nonTransitiveRClass=true
+android.nonFinalResIds=true