From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 src/pw/cloudef/rpg/Launcher.java | 104 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/pw/cloudef/rpg/Launcher.java

(limited to 'src/pw/cloudef/rpg/Launcher.java')

diff --git a/src/pw/cloudef/rpg/Launcher.java b/src/pw/cloudef/rpg/Launcher.java
new file mode 100644
index 0000000..626ac14
--- /dev/null
+++ b/src/pw/cloudef/rpg/Launcher.java
@@ -0,0 +1,104 @@
+package pw.cloudef.rpg;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.net.Uri;
+import android.util.Log;
+import android.system.Os;
+import java.io.File;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.FileOutputStream;
+import java.nio.charset.Charset;
+import java.util.zip.ZipFile;
+import java.util.zip.ZipEntry;
+import java.util.Enumeration;
+
+public class Launcher extends Activity {
+   protected String gameId() {
+      return getIntent().getExtras().getString("id");
+   }
+
+   protected String zipPath() {
+      return getApplicationContext().getCacheDir().toPath().toString() + "/" + gameId() + ".zip";
+   }
+
+   protected String baseDir() {
+      return getApplicationContext().getFilesDir().toPath().toString() + "/data/" + gameId();
+   }
+
+   protected String rtpDir() {
+      return getApplicationContext().getFilesDir().toPath().toString() + "/rtp";
+   }
+
+   enum GameType {
+      UNKNOWN,
+      EASYRPG,
+      MKXP,
+      NODEWEB,
+   };
+
+   protected Class getActivityForZip(File file) {
+      ZipFile zipFile;
+      try {
+         zipFile = new ZipFile(file, java.util.zip.ZipFile.OPEN_READ, Charset.forName("Windows-31J"));
+      } catch (Exception e) {
+         Log.d("pw.cloudef.rpg", e.toString());
+         return null;
+      }
+
+      try {
+         Enumeration zipEntries = zipFile.entries();
+         GameType type = GameType.UNKNOWN;
+         while (zipEntries.hasMoreElements()) {
+            String fname = ((ZipEntry)zipEntries.nextElement()).getName();
+            try {
+               String base = fname.split(".+?/(?=[^/]+$)")[1];
+               String name = base.split("\\.(?=[^\\.]+$)")[0];
+               if (name.toUpperCase().equals("RPG_RT")) type = GameType.EASYRPG;
+               else if (name.toUpperCase().equals("GAME")) type = GameType.MKXP;
+               else if (base.toUpperCase().equals("RPG_CORE.JS")) type = GameType.NODEWEB;
+            } catch (Exception e2) {}
+            if (type == GameType.EASYRPG || type == GameType.NODEWEB) break;
+         }
+         switch (type) {
+            case EASYRPG: return Easyrpg.class;
+            case MKXP: return Mkxp.class;
+            case NODEWEB: return Nodeweb.class;
+         }
+      } catch (Exception e) {
+         Log.d("pw.cloudef.rpg", e.toString());
+      }
+
+      try { zipFile.close(); } catch (Exception e) {}
+      return null;
+   }
+
+   protected void onCreate(Bundle savedInstanceState) {
+      super.onCreate(savedInstanceState);
+      try {
+         InputStream input = getContentResolver().openInputStream(getIntent().getData());
+         File file = new File(zipPath());
+         OutputStream output = new FileOutputStream(file);
+         byte[] buf = new byte[8 * 1024];
+         for (int read = 0; (read = input.read(buf)) != -1;) output.write(buf, 0, read);
+         Class activity = getActivityForZip(file);
+         if (activity == null) throw new Exception("Can't handle this game");
+         new File(baseDir()).mkdirs();
+         new File(rtpDir()).mkdirs();
+         try { Os.remove(baseDir() + "/game.zip"); } catch (Exception e2) {}
+         Os.symlink(zipPath(), baseDir() + "/game.zip");
+         try { Os.remove(baseDir() + "/rtp"); } catch (Exception e2) {}
+         Os.symlink(rtpDir(), baseDir() + "/rtp");
+         Intent intent = new Intent(this, activity);
+         intent.putExtra("id", gameId());
+         startActivity(intent);
+         finish();
+      } catch (Exception e) {
+         Log.d("pw.cloudef.rpg", e.toString());
+         try { Os.remove(zipPath()); } catch (Exception e2) {}
+         try { Os.remove(baseDir() + "/game.zip"); } catch (Exception e2) {}
+      }
+      finishAndRemoveTask();
+   }
+}
-- 
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