1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/mobile/android/base/sync/setup/activities/ActivityUtils.java Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,139 @@
1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.7 +
1.8 +package org.mozilla.gecko.sync.setup.activities;
1.9 +
1.10 +import java.util.Locale;
1.11 +
1.12 +import org.mozilla.gecko.background.common.GlobalConstants;
1.13 +import org.mozilla.gecko.background.common.log.Logger;
1.14 +import org.mozilla.gecko.sync.SyncConstants;
1.15 +import org.mozilla.gecko.sync.setup.InvalidSyncKeyException;
1.16 +
1.17 +import android.content.Context;
1.18 +import android.content.Intent;
1.19 +import android.net.Uri;
1.20 +import android.text.Html;
1.21 +import android.text.SpannableString;
1.22 +import android.text.Spanned;
1.23 +import android.text.TextPaint;
1.24 +import android.text.method.LinkMovementMethod;
1.25 +import android.text.style.ClickableSpan;
1.26 +import android.text.style.URLSpan;
1.27 +import android.view.View;
1.28 +import android.widget.TextView;
1.29 +
1.30 +public class ActivityUtils {
1.31 + private static final String LOG_TAG = "ActivityUtils";
1.32 +
1.33 + public static void prepareLogging() {
1.34 + Logger.setThreadLogTag(SyncConstants.GLOBAL_LOG_TAG);
1.35 + }
1.36 +
1.37 + /**
1.38 + * Sync key should be a 26-character string, and can include arbitrary
1.39 + * capitalization and hyphenation.
1.40 + *
1.41 + * @param key
1.42 + * Sync key entered by user in account setup.
1.43 + * @return Sync key in correct format (lower-case, no hyphens).
1.44 + * @throws InvalidSyncKeyException
1.45 + */
1.46 + public static String validateSyncKey(String key) throws InvalidSyncKeyException {
1.47 + String charKey = key.trim().replace("-", "").toLowerCase(Locale.US);
1.48 + if (!charKey.matches("^[abcdefghijkmnpqrstuvwxyz23456789]{26}$")) {
1.49 + throw new InvalidSyncKeyException();
1.50 + }
1.51 + return charKey;
1.52 + }
1.53 +
1.54 + /**
1.55 + * Open a URL in Fennec, if one is provided; or just open Fennec.
1.56 + *
1.57 + * @param context Android context.
1.58 + * @param url to visit, or null to just open Fennec.
1.59 + */
1.60 + public static void openURLInFennec(final Context context, final String url) {
1.61 + Intent intent;
1.62 + if (url != null) {
1.63 + intent = new Intent(Intent.ACTION_VIEW);
1.64 + intent.setData(Uri.parse(url));
1.65 + } else {
1.66 + intent = new Intent(Intent.ACTION_MAIN);
1.67 + }
1.68 + intent.setClassName(GlobalConstants.BROWSER_INTENT_PACKAGE, GlobalConstants.BROWSER_INTENT_CLASS);
1.69 + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1.70 + context.startActivity(intent);
1.71 + }
1.72 +
1.73 + /**
1.74 + * Open a clicked span in Fennec with the provided URL.
1.75 + */
1.76 + public static class FennecClickableSpan extends ClickableSpan {
1.77 + private final String url;
1.78 + private final boolean underlining;
1.79 +
1.80 + public FennecClickableSpan(final String url, boolean underlining) {
1.81 + this.url = url;
1.82 + this.underlining = underlining;
1.83 + }
1.84 +
1.85 + @Override
1.86 + public void updateDrawState(TextPaint ds) {
1.87 + super.updateDrawState(ds);
1.88 + if (!this.underlining) {
1.89 + ds.setUnderlineText(false);
1.90 + }
1.91 + }
1.92 +
1.93 + @Override
1.94 + public void onClick(View widget) {
1.95 + openURLInFennec(widget.getContext(), this.url);
1.96 + }
1.97 + }
1.98 +
1.99 + /**
1.100 + * Replace the contents of a plain text view with the provided text wrapped in a link.
1.101 + * TODO: escape the URL!
1.102 + */
1.103 + public static void linkTextView(TextView view, int text, int link) {
1.104 + final Context context = view.getContext();
1.105 + linkTextView(view, context.getString(text), context.getString(link));
1.106 + }
1.107 +
1.108 + /**
1.109 + * Replace the contents of a plain text view with the provided text wrapped in a link.
1.110 + * TODO: escape the URL!
1.111 + */
1.112 + public static void linkTextView(TextView view, String text, String url) {
1.113 + view.setText("<a href=\"" + url + "\">" + text + "</a>");
1.114 + linkifyTextView(view, false);
1.115 + }
1.116 +
1.117 + public static void linkifyTextView(TextView textView, boolean underlining) {
1.118 + if (textView == null) {
1.119 + Logger.warn(LOG_TAG, "Could not process links for view.");
1.120 + return;
1.121 + }
1.122 +
1.123 + textView.setMovementMethod(LinkMovementMethod.getInstance());
1.124 +
1.125 + // Create spans.
1.126 + final Spanned spanned = Html.fromHtml(textView.getText().toString());
1.127 +
1.128 + // Replace the spans with Fennec-launching links.
1.129 + SpannableString replaced = new SpannableString(spanned);
1.130 + URLSpan[] spans = replaced.getSpans(0, replaced.length(), URLSpan.class);
1.131 + for (URLSpan span : spans) {
1.132 + final int start = replaced.getSpanStart(span);
1.133 + final int end = replaced.getSpanEnd(span);
1.134 + final int flags = replaced.getSpanFlags(span);
1.135 +
1.136 + replaced.removeSpan(span);
1.137 + replaced.setSpan(new FennecClickableSpan(span.getURL(), underlining), start, end, flags);
1.138 + }
1.139 +
1.140 + textView.setText(replaced);
1.141 + }
1.142 +}
