/*
 * Geopaparazzi - Digital field mapping on Android based devices
 * Copyright (C) 2010  HydroloGIS (www.hydrologis.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package eu.geopaparazzi.library.util.activities;

import java.io.IOException;
import java.io.InputStream;
import java.util.Scanner;

import android.app.Activity;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.AssetManager;
import android.os.Bundle;
import android.webkit.WebView;
import eu.geopaparazzi.library.R;
import eu.geopaparazzi.library.util.LibraryConstants;

/**
 * The about view.
 * 
 * @author Andrea Antonello (www.hydrologis.com)
 */
public class AboutActivity extends Activity {
    @SuppressWarnings("nls")
    public void onCreate( Bundle icicle ) {
        super.onCreate(icicle);
        setContentView(R.layout.about);

        Bundle extras = getIntent().getExtras();
        String packageName = null;
        if (extras != null) {
            packageName = extras.getString(LibraryConstants.PREFS_KEY_TEXT);
        }

        try {
            AssetManager assetManager = this.getAssets();
            InputStream inputStream = assetManager.open("about.html");
            String htmlText = new Scanner(inputStream).useDelimiter("\\A").next();

            if (packageName != null) {
                String version = "";
                try {
                    PackageInfo pInfo = getPackageManager().getPackageInfo(packageName, PackageManager.GET_META_DATA);
                    version = pInfo.versionName;
                } catch (NameNotFoundException e) {
                    e.printStackTrace();
                }

                htmlText = htmlText.replaceFirst("VERSION", version);
            }

            WebView aboutView = (WebView) findViewById(R.id.aboutview);
            aboutView.loadData(htmlText, "text/html", "utf-8");
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}