v0.8.2: added some basic support for demo and instant app functionality

android/src/main/AndroidManifest.xml

@@ -1,8 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 	package="com.shatteredpixel.shatteredpixeldungeon.android"
-	android:installLocation="auto">
+	android:installLocation="auto"
+	android:targetSandboxVersion="2"
+	xmlns:dist="http://schemas.android.com/apk/distribution">
 
+	<dist:module dist:instant="true" />
 	<uses-feature android:glEsVersion="0x00020000"/>
 
 	<uses-permission android:name="android.permission.VIBRATE" />

build.gradle

@@ -16,7 +16,7 @@ allprojects {
         appName = 'Shattered Pixel Dungeon'
         appPackageName = 'com.shatteredpixel.shatteredpixeldungeon'
 
-        appVersionCode = 422
+        appVersionCode = 434
         appVersionName = '0.8.1a'
 
         appJavaCompatibility = JavaVersion.VERSION_1_8

core/src/main/assets/messages/scenes/scenes.properties

@@ -42,6 +42,7 @@ scenes.interlevelscene$mode.resurrect=Resurrecting...
 scenes.interlevelscene$mode.return=Returning...
 scenes.interlevelscene$mode.fall=Falling...
 scenes.interlevelscene$mode.reset=Resetting...
+scenes.interlevelscene.install=Install the Game
 scenes.interlevelscene.file_not_found=Save file not found. If this error persists after restarting, it may mean this save game is corrupted. Sorry about that.
 scenes.interlevelscene.io_error=Cannot read save file. If this error persists after restarting, it may mean this save game is corrupted. Sorry about that.
 
@@ -78,6 +79,7 @@ scenes.titlescene.badges=Badges
 scenes.titlescene.news=News
 scenes.titlescene.changes=Changes
 scenes.titlescene.update=Update
+scenes.titlescene.install=Install
 scenes.titlescene.settings=Settings
 scenes.titlescene.about=About
 scenes.titlescene.support=Support the Game

core/src/main/assets/messages/windows/windows.properties

@@ -14,6 +14,7 @@ windows.wnddocument.missing=page missing
 windows.wnderror.title=ERROR
 
 windows.wndgame.settings=Settings
+windows.wndgame.install=Install the Game
 windows.wndgame.challenges=Challenges
 windows.wndgame.rankings=Rankings
 windows.wndgame.start=Start New Game

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/InterlevelScene.java

@@ -22,6 +22,7 @@
 package com.shatteredpixel.shatteredpixeldungeon.scenes;
 
 import com.shatteredpixel.shatteredpixeldungeon.Assets;
+import com.shatteredpixel.shatteredpixeldungeon.Chrome;
 import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
 import com.shatteredpixel.shatteredpixeldungeon.GamesInProgress;
 import com.shatteredpixel.shatteredpixeldungeon.ShatteredPixelDungeon;
@@ -33,8 +34,12 @@ import com.shatteredpixel.shatteredpixeldungeon.levels.Level;
 import com.shatteredpixel.shatteredpixeldungeon.levels.features.Chasm;
 import com.shatteredpixel.shatteredpixeldungeon.levels.rooms.special.SpecialRoom;
 import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
+import com.shatteredpixel.shatteredpixeldungeon.services.updates.Updates;
 import com.shatteredpixel.shatteredpixeldungeon.ui.GameLog;
+import com.shatteredpixel.shatteredpixeldungeon.ui.Icons;
 import com.shatteredpixel.shatteredpixeldungeon.ui.RenderedTextBlock;
+import com.shatteredpixel.shatteredpixeldungeon.ui.StyledButton;
+import com.shatteredpixel.shatteredpixeldungeon.ui.Window;
 import com.shatteredpixel.shatteredpixeldungeon.windows.WndError;
 import com.shatteredpixel.shatteredpixeldungeon.windows.WndStory;
 import com.watabou.gltextures.TextureCache;
@@ -138,8 +143,11 @@ public class InterlevelScene extends PixelScene {
 		else if (loadingDepth <= 25)    loadingAsset = Assets.Interfaces.LOADING_HALLS;
 		else                            loadingAsset = Assets.Interfaces.SHADOW;
 		
+		//slow down transition when displaying an install prompt
+		if (Updates.isInstallable()){
+			fadeTime += 0.5f; //adds 1 second total
 		//speed up transition when debugging
-		if (DeviceCompat.isDebug()){
+		} else if (DeviceCompat.isDebug()){
 			fadeTime /= 2;
 		}
 		
@@ -190,6 +198,30 @@ public class InterlevelScene extends PixelScene {
 		align(message);
 		add( message );
 
+		if (Updates.isInstallable()){
+			StyledButton install = new StyledButton(Chrome.Type.GREY_BUTTON_TR, Messages.get(this, "install")){
+				@Override
+				public void update() {
+					super.update();
+					float p = timeLeft / fadeTime;
+					if (phase == Phase.FADE_IN)         alpha(1 - p);
+					else if (phase == Phase.FADE_OUT)   alpha(p);
+					else                                alpha(1);
+				}
+
+				@Override
+				protected void onClick() {
+					super.onClick();
+					Updates.launchInstall();
+				}
+			};
+			install.icon(Icons.get(Icons.CHANGES));
+			install.textColor(Window.SHPX_COLOR);
+			install.setSize(install.reqWidth()+5, 20);
+			install.setPos((Camera.main.width - install.width())/2, (Camera.main.height - message.bottom())/3 + message.bottom());
+			add(install);
+		}
+		
 		phase = Phase.FADE_IN;
 		timeLeft = fadeTime;
 		

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/TitleScene.java

@@ -260,18 +260,23 @@ public class TitleScene extends PixelScene {
 		public void update() {
 			super.update();
 
-			if (Updates.updateAvailable()){
-				if (!updateShown){
-					updateShown = true;
-					text(Messages.get(TitleScene.class, "update"));
-				}
+			if (!updateShown && (Updates.updateAvailable() || Updates.isInstallable())){
+				updateShown = true;
+				if (Updates.isInstallable())    text(Messages.get(TitleScene.class, "install"));
+				else                            text(Messages.get(TitleScene.class, "update"));
+			}
+
+			if (updateShown){
 				textColor(ColorMath.interpolate( 0xFFFFFF, Window.SHPX_COLOR, 0.5f + (float)Math.sin(Game.timeTotal*5)/2f));
 			}
 		}
 
 		@Override
 		protected void onClick() {
-			if (Updates.updateAvailable()){
+			if (Updates.isInstallable()){
+				Updates.launchInstall();
+
+			} else if (Updates.updateAvailable()){
 				AvailableUpdateData update = Updates.updateData();
 
 				ShatteredPixelDungeon.scene().addToFront( new WndOptions(
@@ -290,6 +295,7 @@ public class TitleScene extends PixelScene {
 						}
 					}
 				});
+
 			} else {
 				ChangesScene.changesSelected = 0;
 				ShatteredPixelDungeon.switchNoFade( ChangesScene.class );

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/Updates.java

@@ -36,8 +36,12 @@ public class Updates {
 	private static Date lastCheck = null;
 	private static final long CHECK_DELAY = 1000*60*60; //1 hour
 
+	public static boolean isUpdateable(){
+		return supportsUpdates() && service.isUpdateable();
+	}
+
 	public static void checkForUpdate(){
-		if (!supportsUpdates()) return;
+		if (!isUpdateable()) return;
 		if (lastCheck != null && (new Date().getTime() - lastCheck.getTime()) < CHECK_DELAY) return;
 
 		service.checkForUpdate(!SPDSettings.WiFi(), new UpdateService.UpdateResultCallback() {
@@ -78,4 +82,14 @@ public class Updates {
 		lastCheck = null;
 	}
 
+	public static boolean isInstallable(){
+		return supportsUpdates() && service.isInstallable();
+	}
+
+	public static void launchInstall(){
+		if (supportsUpdates()){
+			service.initializeInstall();
+		}
+	}
+
 }

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/windows/WndGame.java

@@ -30,6 +30,7 @@ import com.shatteredpixel.shatteredpixeldungeon.scenes.HeroSelectScene;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.InterlevelScene;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.RankingsScene;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.TitleScene;
+import com.shatteredpixel.shatteredpixeldungeon.services.updates.Updates;
 import com.shatteredpixel.shatteredpixeldungeon.ui.Icons;
 import com.shatteredpixel.shatteredpixeldungeon.ui.RedButton;
 import com.shatteredpixel.shatteredpixeldungeon.ui.Window;
@@ -59,6 +60,18 @@ public class WndGame extends Window {
 		});
 		curBtn.icon(Icons.get(Icons.PREFS));
 
+		//install prompt
+		if (Updates.isInstallable()){
+			addButton( curBtn = new RedButton( Messages.get(this, "install") ) {
+				@Override
+				protected void onClick() {
+					Updates.launchInstall();
+				}
+			} );
+			curBtn.textColor(Window.SHPX_COLOR);
+			curBtn.icon(Icons.get(Icons.CHANGES));
+		}
+
 		// Challenges window
 		if (Dungeon.challenges > 0) {
 			addButton( curBtn = new RedButton( Messages.get(this, "challenges") ) {

services/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/UpdateService.java

@@ -29,8 +29,16 @@ public abstract class UpdateService {
 		public abstract void onConnectionFailed();
 	}
 
+	//whether the app is updateable via an ingame prompt (e.g. not a demo or an android instant app)
+	public abstract boolean isUpdateable();
+
 	public abstract void checkForUpdate( boolean useMetered, UpdateResultCallback callback );
 
 	public abstract void initializeUpdate( AvailableUpdateData update );
 
+	//whether the app installable via an ingame prompt (e.g. a demo, or an android instant app)
+	public abstract boolean isInstallable();
+
+	public abstract void initializeInstall();
+
 }

services/updates/debugUpdates/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/DebugUpdates.java

@@ -29,6 +29,11 @@ public class DebugUpdates extends UpdateService {
 
 	private static AvailableUpdateData debugUpdateInfo;
 
+	@Override
+	public boolean isUpdateable() {
+		return false; //turn on to debug update prompts
+	}
+
 	@Override
 	public void checkForUpdate(boolean useMetered, UpdateResultCallback callback) {
 
@@ -37,18 +42,11 @@ public class DebugUpdates extends UpdateService {
 			return;
 		}
 
-		//turn on to test update UI
-		if (false){
-			debugUpdateInfo = new AvailableUpdateData();
-			debugUpdateInfo.versionCode = Game.versionCode+1;
-			debugUpdateInfo.URL = "http://www.google.com";
+		debugUpdateInfo = new AvailableUpdateData();
+		debugUpdateInfo.versionCode = Game.versionCode+1;
+		debugUpdateInfo.URL = "http://www.google.com";
 
-			callback.onUpdateAvailable(debugUpdateInfo);
-		} else {
-			debugUpdateInfo = null;
-
-			callback.onNoUpdateFound();
-		}
+		callback.onUpdateAvailable(debugUpdateInfo);
 
 	}
 
@@ -57,4 +55,14 @@ public class DebugUpdates extends UpdateService {
 		DeviceCompat.openURI( update.URL );
 	}
 
+	@Override
+	public boolean isInstallable() {
+		return false; //turn on to test install prompts
+	}
+
+	@Override
+	public void initializeInstall() {
+		//does nothing
+	}
+
 }

services/updates/githubUpdates/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/GitHubUpdates.java

@@ -38,6 +38,11 @@ public class GitHubUpdates extends UpdateService {
 	private static Pattern descPattern = Pattern.compile("(.*?)(\r\n|\n|\r)(\r\n|\n|\r)---", Pattern.DOTALL + Pattern.MULTILINE);
 	private static Pattern versionCodePattern = Pattern.compile("internal version number: ([0-9]*)", Pattern.CASE_INSENSITIVE);
 
+	@Override
+	public boolean isUpdateable() {
+		return true;
+	}
+
 	@Override
 	public void checkForUpdate(boolean useMetered, UpdateResultCallback callback) {
 
@@ -120,4 +125,14 @@ public class GitHubUpdates extends UpdateService {
 		DeviceCompat.openURI( update.URL );
 	}
 
+	@Override
+	public boolean isInstallable() {
+		return false;
+	}
+
+	@Override
+	public void initializeInstall() {
+		//does nothing, always installed
+	}
+
 }