package com.stoutner.privacybrowser.dialogs;
import android.annotation.SuppressLint;
-import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.net.http.SslCertificate;
-import android.os.AsyncTask;
import android.os.Bundle;
import android.text.SpannableStringBuilder;
import android.text.Spanned;
import com.stoutner.privacybrowser.activities.MainWebViewActivity;
import com.stoutner.privacybrowser.R;
-
-import java.lang.ref.WeakReference;
-import java.net.InetAddress;
-import java.net.UnknownHostException;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
public class ViewSslCertificateDialog extends DialogFragment {
public Dialog onCreateDialog(Bundle savedInstanceState) {
// Get the activity's layout inflater.
- LayoutInflater layoutInflater = getActivity().getLayoutInflater();
-
- // Create a drawable version of the favorite icon.
- Drawable favoriteIconDrawable = new BitmapDrawable(getResources(), MainWebViewActivity.favoriteIconBitmap);
+ LayoutInflater layoutInflater = getActivity().getLayoutInflater();
// Use a builder to create the alert dialog.
AlertDialog.Builder dialogBuilder;
dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
}
+ // Create a drawable version of the favorite icon.
+ Drawable favoriteIconDrawable = new BitmapDrawable(getResources(), MainWebViewActivity.favoriteIconBitmap);
+
// Set the icon.
dialogBuilder.setIcon(favoriteIconDrawable);
// Setup the labels.
String domainLabel = getString(R.string.domain_label) + " ";
+ String ipAddressesLabel = getString(R.string.ip_addresses) + " ";
String cNameLabel = getString(R.string.common_name) + " ";
String oNameLabel = getString(R.string.organization) + " ";
String uNameLabel = getString(R.string.organizational_unit) + " ";
// Extract the domain name from the URI.
String domainString = uri.getHost();
- // Get the IP addresses.
- new GetIpAddresses(getActivity(), alertDialog).execute(domainString);
-
// Get the SSL certificate.
SslCertificate sslCertificate = MainWebViewActivity.sslCertificate;
// Create spannable string builders for each text view that needs multiple colors of text.
SpannableStringBuilder domainStringBuilder = new SpannableStringBuilder(domainLabel + domainString);
+ SpannableStringBuilder ipAddressesStringBuilder = new SpannableStringBuilder(ipAddressesLabel + MainWebViewActivity.currentHostIpAddresses);
SpannableStringBuilder issuedToCNameStringBuilder = new SpannableStringBuilder(cNameLabel + issuedToCName);
SpannableStringBuilder issuedToONameStringBuilder = new SpannableStringBuilder(oNameLabel + issuedToOName);
SpannableStringBuilder issuedToUNameStringBuilder = new SpannableStringBuilder(uNameLabel + issuedToUName);
// Remove the incorrect lint error that `.equals` might produce a NullPointerException.
assert domainString != null;
- // Formet the `domainString` and `issuedToCName` colors.
+ // Formet the domain string and issued to CName colors.
if (domainString.equals(issuedToCName)) { // `domainString` and `issuedToCName` match.
// Set the strings to be blue.
domainStringBuilder.setSpan(blueColorSpan, domainLabel.length(), domainStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedToCNameStringBuilder.setSpan(redColorSpan, cNameLabel.length(), issuedToCNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
}
- // Set the issued to and issued by spans to display the certificate information in blue. `SPAN_INCLUSIVE_INCLUSIVE` allows the span to grow in either direction.
+ // Set the IP addresses, issued to, and issued by spans to display the certificate information in blue. `SPAN_INCLUSIVE_INCLUSIVE` allows the span to grow in either direction.
+ ipAddressesStringBuilder.setSpan(blueColorSpan, ipAddressesLabel.length(), ipAddressesStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedToONameStringBuilder.setSpan(blueColorSpan, oNameLabel.length(), issuedToONameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedToUNameStringBuilder.setSpan(blueColorSpan, uNameLabel.length(), issuedToUNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedByCNameStringBuilder.setSpan(blueColorSpan, cNameLabel.length(), issuedByCNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedByONameStringBuilder.setSpan(blueColorSpan, oNameLabel.length(), issuedByONameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
issuedByUNameStringBuilder.setSpan(blueColorSpan, uNameLabel.length(), issuedByUNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ // Get the current date.
Date currentDate = Calendar.getInstance().getTime();
// Format the start date color. `SPAN_INCLUSIVE_INCLUSIVE` allows the span to grow in either direction.
// Display the strings.
domainTextView.setText(domainStringBuilder);
- ipAddressesTextView.setText(getString(R.string.ip_addresses));
+ ipAddressesTextView.setText(ipAddressesStringBuilder);
issuedToCNameTextView.setText(issuedToCNameStringBuilder);
issuedToONameTextView.setText(issuedToONameStringBuilder);
issuedToUNameTextView.setText(issuedToUNameStringBuilder);
startDateTextView.setText(startDateStringBuilder);
endDateTextView.setText(endDateStringBuilder);
- // `onCreateDialog` requires the return of an `AlertDialog`.
+ // `onCreateDialog` requires the return of an alert dialog.
return alertDialog;
}
}
-
- // This must run asynchronously because it involves a network request. `String` declares the parameters. `Void` does not declare progress units. `String` contains the results.
- private static class GetIpAddresses extends AsyncTask<String, Void, SpannableStringBuilder> {
- // The weak references are used to determine if the activity or the alert dialog have disappeared while the AsyncTask is running.
- private WeakReference<Activity> activityWeakReference;
- private WeakReference<AlertDialog> alertDialogWeakReference;
-
- GetIpAddresses(Activity activity, AlertDialog alertDialog) {
- // Populate the weak references.
- activityWeakReference = new WeakReference<>(activity);
- alertDialogWeakReference = new WeakReference<>(alertDialog);
- }
-
- @Override
- protected SpannableStringBuilder doInBackground(String... domainName) {
- // Get handles for the activity and the alert dialog.
- Activity activity = activityWeakReference.get();
- AlertDialog alertDialog = alertDialogWeakReference.get();
-
- // Abort if the activity or the dialog is gone.
- if ((activity == null) || (activity.isFinishing()) || (alertDialog == null)) {
- return new SpannableStringBuilder();
- }
-
- // Initialize an IP address string builder.
- StringBuilder ipAddresses = new StringBuilder();
-
- // Get an array with the IP addresses for the host.
- try {
- // Get an array with all the IP addresses for the domain.
- InetAddress[] inetAddressesArray = InetAddress.getAllByName(domainName[0]);
-
- // Add each IP address to the string builder.
- for (InetAddress inetAddress : inetAddressesArray) {
- if (ipAddresses.length() == 0) { // This is the first IP address.
- // Add the IP Address to the string builder.
- ipAddresses.append(inetAddress.getHostAddress());
- } else { // This is not the first IP address.
- // Add a line break to the string builder first.
- ipAddresses.append("\n");
-
- // Add the IP address to the string builder.
- ipAddresses.append(inetAddress.getHostAddress());
- }
- }
- } catch (UnknownHostException exception) {
- // Do nothing.
- }
-
- // Set the label.
- String ipAddressesLabel = activity.getString(R.string.ip_addresses) + " ";
-
- // Create a spannable string builder.
- SpannableStringBuilder ipAddressesStringBuilder = new SpannableStringBuilder(ipAddressesLabel + ipAddresses);
-
- // Create a blue foreground color span.
- ForegroundColorSpan blueColorSpan;
-
- // Set the blue color span according to the theme. The deprecated `getColor()` must be used until the minimum API >= 23.
- if (MainWebViewActivity.darkTheme) {
- //noinspection deprecation
- blueColorSpan = new ForegroundColorSpan(activity.getResources().getColor(R.color.blue_400));
- } else {
- //noinspection deprecation
- blueColorSpan = new ForegroundColorSpan(activity.getResources().getColor(R.color.blue_700));
- }
-
- // Set the string builder to display the certificate information in blue. `SPAN_INCLUSIVE_INCLUSIVE` allows the span to grow in either direction.
- ipAddressesStringBuilder.setSpan(blueColorSpan, ipAddressesLabel.length(), ipAddressesStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
-
- // Return the formatted string.
- return ipAddressesStringBuilder;
- }
-
- // `onPostExecute()` operates on the UI thread.
- @Override
- protected void onPostExecute(SpannableStringBuilder ipAddresses) {
- // Get handles for the activity and the alert dialog.
- Activity activity = activityWeakReference.get();
- AlertDialog alertDialog = alertDialogWeakReference.get();
-
- // Abort if the activity or the alert dialog is gone.
- if ((activity == null) || (activity.isFinishing()) || (alertDialog == null)) {
- return;
- }
-
- // Get a handle for the IP addresses text view.
- TextView ipAddressesTextView = alertDialog.findViewById(R.id.ip_addresses);
-
- // Populate the IP addresses text view.
- ipAddressesTextView.setText(ipAddresses);
- }
- }
}
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