Android/app/src/main/java/protect/card_locker/AboutActivity.java

package protect.card_locker;

import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.text.method.LinkMovementMethod;
import android.util.Log;
import android.view.MenuItem;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

import androidx.appcompat.app.ActionBar;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.core.text.HtmlCompat;

public class AboutActivity extends AppCompatActivity
{
    private static final String TAG = "Catima";

    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.about_activity);
        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        ActionBar actionBar = getSupportActionBar();
        if(actionBar != null)
        {
            actionBar.setDisplayHomeAsUpEnabled(true);
        }

        final List<ThirdPartyInfo> USED_LIBRARIES = new ArrayList<>();
        USED_LIBRARIES.add(new ThirdPartyInfo("Color Picker", "https://github.com/jaredrummler/ColorPicker", "Apache 2.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("Commons CSV", "https://commons.apache.org/proper/commons-csv/", "Apache 2.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("Guava", "https://github.com/google/guava", "Apache 2.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("NumberPickerPreference", "https://github.com/invissvenska/NumberPickerPreference", "GNU LGPL 3.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("Zip4j", "https://github.com/srikanth-lingala/zip4j", "Apache 2.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("ZXing", "https://github.com/zxing/zxing", "Apache 2.0"));
        USED_LIBRARIES.add(new ThirdPartyInfo("ZXing Android Embedded", "https://github.com/journeyapps/zxing-android-embedded", "Apache 2.0"));

        final List<ThirdPartyInfo> USED_ASSETS = new ArrayList<>();
        USED_ASSETS.add(new ThirdPartyInfo("Android icons", "https://fonts.google.com/icons?selected=Material+Icons", "Apache 2.0"));

        StringBuilder libs = new StringBuilder().append("<br/>");
        for (ThirdPartyInfo entry : USED_LIBRARIES)
        {
            libs.append("<br/><a href=\"").append(entry.url()).append("\">").append(entry.name()).append("</a> (").append(entry.license()).append(")<br/>");
        }

        StringBuilder resources = new StringBuilder().append("<br/>");
        for (ThirdPartyInfo entry : USED_ASSETS)
        {
            resources.append("<br/><a href=\"").append(entry.url()).append("\">").append(entry.name()).append("</a> (").append(entry.license()).append(")<br/>");
        }

        String appName = getString(R.string.app_name);
        int year = Calendar.getInstance().get(Calendar.YEAR);

        String version = "?";
        try
        {
            PackageInfo pi = getPackageManager().getPackageInfo(getPackageName(), 0);
            version = pi.versionName;
        }
        catch (PackageManager.NameNotFoundException e)
        {
            Log.w(TAG, "Package name not found", e);
        }

        setTitle(String.format(getString(R.string.about_title_fmt), appName));

        TextView aboutTextView = findViewById(R.id.aboutText);
        aboutTextView.setText(HtmlCompat.fromHtml(String.format(getString(R.string.debug_version_fmt), version) +
                "<br/><br/>" +
                String.format(getString(R.string.app_revision_fmt),
                        "<a href=\"" + getString(R.string.app_revision_url) + "\">" +
                                "GitHub" +
                                "</a>") +
                "<br/><br/>" +
                String.format(getString(R.string.app_copyright_fmt), year) +
                "<br/><br/>" +
                getString(R.string.app_copyright_old) +
                "<br/><br/>" +
                getString(R.string.app_license) +
                "<br/><br/>" +
                String.format(getString(R.string.app_libraries), libs.toString()) +
                "<br/><br/>" +
                String.format(getString(R.string.app_resources), resources.toString()), HtmlCompat.FROM_HTML_MODE_COMPACT));
        aboutTextView.setMovementMethod(LinkMovementMethod.getInstance());
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item)
    {
        int id = item.getItemId();

        if (id == android.R.id.home) {
            finish();
        }

        return super.onOptionsItemSelected(item);
    }
}