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package com.svox.langpack.installer;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import android.app.Activity;
import android.content.Intent;
import android.content.res.AssetFileDescriptor;
import android.content.res.Resources;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class InstallerActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
runInstaller();
}
private void runInstaller(){
try {
Resources res = getResources();
AssetFileDescriptor langPackFd = res
.openRawResourceFd(R.raw.svoxlangpack);
InputStream stream = langPackFd.createInputStream();
(new Thread(new unzipper(stream))).start();
} catch (IOException e) {
Log.e("PicoLangInstaller", "Unable to open langpack resource.");
e.printStackTrace();
}
setContentView(R.layout.installing);
}
private void uninstall() {
Intent intent = new Intent(Intent.ACTION_DELETE);
String packageName = getPackageName();
Uri data = Uri.fromParts("package", packageName, null);
intent.setData(data);
startActivity(intent);
}
private boolean unzipLangPack(InputStream stream) {
FileOutputStream out;
byte buf[] = new byte[16384];
try {
ZipInputStream zis = new ZipInputStream(stream);
ZipEntry entry = zis.getNextEntry();
while (entry != null) {
if (entry.isDirectory()) {
File newDir = new File("/sdcard/" + entry.getName());
newDir.mkdir();
} else {
String name = entry.getName();
File outputFile = new File("/sdcard/" + name);
String outputPath = outputFile.getCanonicalPath();
name = outputPath
.substring(outputPath.lastIndexOf("/") + 1);
outputPath = outputPath.substring(0, outputPath
.lastIndexOf("/"));
File outputDir = new File(outputPath);
outputDir.mkdirs();
outputFile = new File(outputPath, name);
outputFile.createNewFile();
out = new FileOutputStream(outputFile);
int numread = 0;
do {
numread = zis.read(buf);
if (numread <= 0) {
break;
} else {
out.write(buf, 0, numread);
}
} while (true);
out.close();
}
entry = zis.getNextEntry();
}
return true;
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
public class unzipper implements Runnable {
public InputStream stream;
public unzipper(InputStream is) {
stream = is;
}
public void run() {
Log.e("lang pack installer", "Start");
boolean succeeded = unzipLangPack(stream);
Log.e("lang pack installer", "Done!");
if (succeeded) {
runOnUiThread(new uninstallDisplayer());
} else {
runOnUiThread(new retryDisplayer());
}
}
}
public class uninstallDisplayer implements Runnable {
public void run() {
setContentView(R.layout.uninstall);
Button uninstallButton = (Button) findViewById(R.id.uninstallButton);
uninstallButton.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
uninstall();
}
});
}
}
public class retryDisplayer implements Runnable {
public void run() {
setContentView(R.layout.retry);
Button retryButton = (Button) findViewById(R.id.retryButton);
retryButton.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
runInstaller();
}
});
}
}
}
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