1 files changed, 133 insertions, 0 deletions
diff --git a/src/pw/cloudef/rpg/Rtp.java b/src/pw/cloudef/rpg/Rtp.java
new file mode 100644
index 0000000..e647cdb
--- /dev/null
+++ b/src/pw/cloudef/rpg/Rtp.java
@@ -0,0 +1,133 @@
+package pw.cloudef.rpg;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.net.Uri;
+import android.system.Os;
+import android.util.Log;
+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 Rtp extends Activity {
+   protected String rtpDir() {
+      return getApplicationContext().getFilesDir().toPath().toString() + "/rtp";
+   }
+
+   protected String workDir() {
+      return getApplicationContext().getCacheDir().toPath().toString() + "/temp";
+   }
+
+   protected String zipPath() {
+      return workDir() + "/rtp.zip";
+   }
+
+   protected void shell(String cmd) {
+      try { Runtime.getRuntime().exec(cmd); } catch (Exception e) {}
+   }
+
+   protected void rm(String path) {
+      shell("rm -rf '" + path + "'");
+   }
+
+   protected void run(String cmd, String args, String input) {
+      shell("'" + getApplicationContext().getApplicationInfo().nativeLibraryDir + "/" + cmd + "' " + args + " '" + workDir() + "/" + input + "'");
+   }
+
+   protected boolean matches(String name, String[] wants) {
+      for (int i = 0; i < wants.length; ++i) if (name.equals(wants[i])) return true;
+      return false;
+   }
+
+   protected void unzip(File file, String[] wants, String dest) {
+      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;
+      }
+
+      try {
+         Enumeration zipEntries = zipFile.entries();
+         while (zipEntries.hasMoreElements()) {
+            final ZipEntry entry = (ZipEntry)zipEntries.nextElement();
+            if (!matches(entry.getName(), wants)) continue;
+            InputStream input = zipFile.getInputStream(entry);
+            String base = entry.getName().split(".+?/(?=[^/]+$)")[1];
+            File out = new File(dest, base);
+            if (!out.getCanonicalPath().startsWith(dest))
+               throw new Exception("Zip path traversal detected");
+            out.mkdirs();
+            OutputStream output = new FileOutputStream(out);
+            byte[] buf = new byte[8 * 1024];
+            for (int read = 0; (read = input.read(buf)) != -1;) output.write(buf, 0, read);
+            output.close(); input.close();
+            break;
+         }
+      } catch (Exception e) {
+         Log.d("pw.cloudef.rpg", e.toString());
+      }
+
+      try { zipFile.close(); } catch (Exception e) {}
+   }
+
+   protected String rtpId() {
+      return getIntent().getExtras().getString("id");
+   }
+
+   protected void onCreate(Bundle savedInstanceState) {
+      super.onCreate(savedInstanceState);
+      try {
+         InputStream input = getContentResolver().openInputStream(getIntent().getData());
+         File file = new File(zipPath());
+         file.mkdirs();
+         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);
+         output.close(); input.close();
+         if (rtpId().equals("2000") || rtpId().equals("2003")) {
+            String prefix = (rtpId().equals("2003") ? "2003" : "");
+            // STEP 1 unzip
+            unzip(file, new String[]{prefix + "RTPｾｯﾄｱｯﾌﾟ/" + rtpId() + "RTP.exe"}, workDir());
+            // STEP 2 cabextract
+            run("libcabextract.so", "-d '" + workDir() + "' -e CP932 ", rtpId() + "RTP.exe");
+            // STEP 3 unshield
+            run("libunshield.so", "-d '" + workDir() + "' -e CP932 x", "data1.cab");
+            run("libunshield.so", "-d '" + workDir() + "' -e CP932 x", "data2.cab");
+         } else if (rtpId().equals("XP")) {
+            // STEP 1 unzip
+            unzip(file, new String[]{"RPGXP_RTP103/Setup.exe"}, workDir());
+            // STEP 2 innoextract
+            run("libinnoextract.so", "-d '" + workDir() + "' -I app ", "Setup.exe");
+            // STEP 3 move to RTP dir
+            shell("mv '" + workDir() + "/app' '" + rtpDir() + "/XP'");
+         } else if (rtpId().equals("VX")) {
+            // STEP 1 unzip
+            unzip(file, new String[]{"RPGVX_RTP202/setup.exe"}, workDir());
+            // STEP 2 innoextract
+            run("libinnoextract.so", "-d '" + workDir() + "' -I app ", "setup.exe");
+            // STEP 3 move to RTP dir
+            shell("mv '" + workDir() + "/app' '" + rtpDir() + "/VX'");
+         } else if (rtpId().equals("VXAce")) {
+            // STEP 1 unzip
+            unzip(file, new String[]{"RPGVXAce_RTP100/Setup.exe", "RPGVXAce_RTP100/Setup-1.bin"}, workDir());
+            // STEP 2 innoextract
+            run("libinnoextract.so", "-d '" + workDir() + "' -I app ", "Setup.exe");
+            // STEP 3 move to RTP dir
+            shell("mv '" + workDir() + "/app' '" + rtpDir() + "/VXAce'");
+         } else {
+            throw new Exception("Unknown RTP");
+         }
+      } catch (Exception e) {
+         Log.d("pw.cloudef.rpg", e.toString());
+      }
+      // rm(workDir());
+      finishAndRemoveTask();
+   }
+}