1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/mobile/android/base/webapp/WebappImpl.java Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,392 @@
1.4 +/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +package org.mozilla.gecko.webapp;
1.10 +
1.11 +import java.io.File;
1.12 +import java.io.IOException;
1.13 +import java.net.URI;
1.14 +
1.15 +import org.json.JSONException;
1.16 +import org.json.JSONObject;
1.17 +import org.mozilla.gecko.GeckoApp;
1.18 +import org.mozilla.gecko.GeckoAppShell;
1.19 +import org.mozilla.gecko.GeckoEvent;
1.20 +import org.mozilla.gecko.GeckoThread;
1.21 +import org.mozilla.gecko.R;
1.22 +import org.mozilla.gecko.Tab;
1.23 +import org.mozilla.gecko.Tabs;
1.24 +import org.mozilla.gecko.webapp.InstallHelper.InstallCallback;
1.25 +
1.26 +import android.content.Intent;
1.27 +import android.content.pm.PackageManager.NameNotFoundException;
1.28 +import android.graphics.Color;
1.29 +import android.graphics.drawable.Drawable;
1.30 +import android.graphics.drawable.GradientDrawable;
1.31 +import android.net.Uri;
1.32 +import android.os.Bundle;
1.33 +import android.util.Log;
1.34 +import android.view.Display;
1.35 +import android.view.View;
1.36 +import android.view.animation.Animation;
1.37 +import android.view.animation.AnimationUtils;
1.38 +import android.widget.ImageView;
1.39 +import android.widget.TextView;
1.40 +
1.41 +public class WebappImpl extends GeckoApp implements InstallCallback {
1.42 + private static final String LOGTAG = "GeckoWebappImpl";
1.43 +
1.44 + private URI mOrigin;
1.45 + private TextView mTitlebarText = null;
1.46 + private View mTitlebar = null;
1.47 +
1.48 + private View mSplashscreen;
1.49 +
1.50 + private boolean mIsApk = true;
1.51 + private ApkResources mApkResources;
1.52 + private String mManifestUrl;
1.53 + private String mAppName;
1.54 +
1.55 + protected int getIndex() { return 0; }
1.56 +
1.57 + @Override
1.58 + public int getLayout() { return R.layout.web_app; }
1.59 +
1.60 + @Override
1.61 + public boolean hasTabsSideBar() { return false; }
1.62 +
1.63 + @Override
1.64 + public void onCreate(Bundle savedInstance)
1.65 + {
1.66 +
1.67 + String action = getIntent().getAction();
1.68 + Bundle extras = getIntent().getExtras();
1.69 + if (extras == null) {
1.70 + extras = savedInstance;
1.71 + }
1.72 +
1.73 + if (extras == null) {
1.74 + extras = new Bundle();
1.75 + }
1.76 +
1.77 + boolean isInstalled = extras.getBoolean("isInstalled", false);
1.78 + String packageName = extras.getString("packageName");
1.79 +
1.80 + if (packageName == null) {
1.81 + Log.w(LOGTAG, "no package name; treating as legacy shortcut");
1.82 +
1.83 + mIsApk = false;
1.84 +
1.85 + // Shortcut apps are already installed.
1.86 + isInstalled = true;
1.87 +
1.88 + Uri data = getIntent().getData();
1.89 + if (data == null) {
1.90 + Log.wtf(LOGTAG, "can't get manifest URL from shortcut data");
1.91 + setResult(RESULT_CANCELED);
1.92 + finish();
1.93 + return;
1.94 + }
1.95 + mManifestUrl = data.toString();
1.96 +
1.97 + String shortcutName = extras.getString(Intent.EXTRA_SHORTCUT_NAME);
1.98 + mAppName = shortcutName != null ? shortcutName : "Web App";
1.99 + } else {
1.100 + try {
1.101 + mApkResources = new ApkResources(this, packageName);
1.102 + } catch (NameNotFoundException e) {
1.103 + Log.e(LOGTAG, "Can't find package for webapp " + packageName, e);
1.104 + setResult(RESULT_CANCELED);
1.105 + finish();
1.106 + return;
1.107 + }
1.108 +
1.109 + mManifestUrl = mApkResources.getManifestUrl();
1.110 + mAppName = mApkResources.getAppName();
1.111 + }
1.112 +
1.113 + // start Gecko.
1.114 + super.onCreate(savedInstance);
1.115 +
1.116 + mTitlebarText = (TextView)findViewById(R.id.webapp_title);
1.117 + mTitlebar = findViewById(R.id.webapp_titlebar);
1.118 + mSplashscreen = findViewById(R.id.splashscreen);
1.119 +
1.120 + Allocator allocator = Allocator.getInstance(this);
1.121 + int index = getIndex();
1.122 +
1.123 + // We have to migrate old prefs before getting the origin because origin
1.124 + // is one of the prefs we might migrate.
1.125 + allocator.maybeMigrateOldPrefs(index);
1.126 +
1.127 + String origin = allocator.getOrigin(index);
1.128 + boolean isInstallCompleting = (origin == null);
1.129 +
1.130 + if (!GeckoThread.checkLaunchState(GeckoThread.LaunchState.GeckoRunning) || !isInstalled || isInstallCompleting) {
1.131 + // Show the splash screen if we need to start Gecko, or we need to install this.
1.132 + overridePendingTransition(R.anim.grow_fade_in_center, android.R.anim.fade_out);
1.133 + showSplash();
1.134 + } else {
1.135 + mSplashscreen.setVisibility(View.GONE);
1.136 + }
1.137 +
1.138 + if (!isInstalled || isInstallCompleting) {
1.139 + InstallHelper installHelper = new InstallHelper(getApplicationContext(), mApkResources, this);
1.140 + if (!isInstalled) {
1.141 + // start the vanilla install.
1.142 + try {
1.143 + installHelper.startInstall(getDefaultProfileName());
1.144 + } catch (IOException e) {
1.145 + Log.e(LOGTAG, "Couldn't install packaged app", e);
1.146 + }
1.147 + } else {
1.148 + // an install is already happening, so we should let it complete.
1.149 + Log.i(LOGTAG, "Waiting for existing install to complete");
1.150 + installHelper.registerGeckoListener();
1.151 + }
1.152 + return;
1.153 + } else {
1.154 + launchWebapp(origin);
1.155 + }
1.156 +
1.157 + setTitle(mAppName);
1.158 + }
1.159 +
1.160 + @Override
1.161 + protected String getURIFromIntent(Intent intent) {
1.162 + String uri = super.getURIFromIntent(intent);
1.163 + if (uri != null) {
1.164 + return uri;
1.165 + }
1.166 + // This is where we construct the URL from the Intent from the
1.167 + // the synthesized APK.
1.168 +
1.169 + // TODO Translate AndroidIntents into WebActivities here.
1.170 + if (mIsApk) {
1.171 + return mApkResources.getManifestUrl();
1.172 + }
1.173 +
1.174 + // If this is a legacy shortcut, then we should have been able to get
1.175 + // the URI from the intent data. Otherwise, we should have been able
1.176 + // to get it from the APK resources. So we should never get here.
1.177 + Log.wtf(LOGTAG, "Couldn't get URI from intent nor APK resources");
1.178 + return null;
1.179 + }
1.180 +
1.181 + @Override
1.182 + protected void loadStartupTab(String uri) {
1.183 + // Load a tab so it's available for any code that assumes a tab
1.184 + // before the app tab itself is loaded in BrowserApp._loadWebapp.
1.185 + super.loadStartupTab("about:blank");
1.186 + }
1.187 +
1.188 + private void showSplash() {
1.189 +
1.190 + // get the favicon dominant color, stored when the app was installed
1.191 + int dominantColor = Allocator.getInstance().getColor(getIndex());
1.192 +
1.193 + setBackgroundGradient(dominantColor);
1.194 +
1.195 + ImageView image = (ImageView)findViewById(R.id.splashscreen_icon);
1.196 + Drawable d = null;
1.197 +
1.198 + if (mIsApk) {
1.199 + Uri uri = mApkResources.getAppIconUri();
1.200 + image.setImageURI(uri);
1.201 + d = image.getDrawable();
1.202 + } else {
1.203 + // look for a logo.png in the profile dir and show it. If we can't find a logo show nothing
1.204 + File profile = getProfile().getDir();
1.205 + File logoFile = new File(profile, "logo.png");
1.206 + if (logoFile.exists()) {
1.207 + d = Drawable.createFromPath(logoFile.getPath());
1.208 + image.setImageDrawable(d);
1.209 + }
1.210 + }
1.211 +
1.212 + if (d != null) {
1.213 + Animation fadein = AnimationUtils.loadAnimation(this, R.anim.grow_fade_in_center);
1.214 + fadein.setStartOffset(500);
1.215 + fadein.setDuration(1000);
1.216 + image.startAnimation(fadein);
1.217 + }
1.218 + }
1.219 +
1.220 + public void setBackgroundGradient(int dominantColor) {
1.221 + int[] colors = new int[2];
1.222 + // now lighten it, to ensure that the icon stands out in the center
1.223 + float[] f = new float[3];
1.224 + Color.colorToHSV(dominantColor, f);
1.225 + f[2] = Math.min(f[2]*2, 1.0f);
1.226 + colors[0] = Color.HSVToColor(255, f);
1.227 +
1.228 + // now generate a second, slightly darker version of the same color
1.229 + f[2] *= 0.75;
1.230 + colors[1] = Color.HSVToColor(255, f);
1.231 +
1.232 + // Draw the background gradient
1.233 + GradientDrawable gd = new GradientDrawable(GradientDrawable.Orientation.TL_BR, colors);
1.234 + gd.setGradientType(GradientDrawable.RADIAL_GRADIENT);
1.235 + Display display = getWindowManager().getDefaultDisplay();
1.236 + gd.setGradientCenter(0.5f, 0.5f);
1.237 + gd.setGradientRadius(Math.max(display.getWidth()/2, display.getHeight()/2));
1.238 + mSplashscreen.setBackgroundDrawable(gd);
1.239 + }
1.240 +
1.241 + /* (non-Javadoc)
1.242 + * @see org.mozilla.gecko.GeckoApp#getDefaultProfileName()
1.243 + */
1.244 + @Override
1.245 + protected String getDefaultProfileName() {
1.246 + return "webapp" + getIndex();
1.247 + }
1.248 +
1.249 + @Override
1.250 + protected boolean getSessionRestoreState(Bundle savedInstanceState) {
1.251 + // for now webapps never restore your session
1.252 + return false;
1.253 + }
1.254 +
1.255 + @Override
1.256 + public void onTabChanged(Tab tab, Tabs.TabEvents msg, Object data) {
1.257 + switch(msg) {
1.258 + case SELECTED:
1.259 + case LOCATION_CHANGE:
1.260 + if (Tabs.getInstance().isSelectedTab(tab)) {
1.261 + final String urlString = tab.getURL();
1.262 +
1.263 + // Don't show the titlebar for about:blank, which we load
1.264 + // into the initial tab we create while waiting for the app
1.265 + // to load.
1.266 + if (urlString != null && urlString.equals("about:blank")) {
1.267 + mTitlebar.setVisibility(View.GONE);
1.268 + return;
1.269 + }
1.270 +
1.271 + final URI uri;
1.272 +
1.273 + try {
1.274 + uri = new URI(urlString);
1.275 + } catch (java.net.URISyntaxException ex) {
1.276 + mTitlebarText.setText(urlString);
1.277 +
1.278 + // If we can't parse the url, and its an app protocol hide
1.279 + // the titlebar and return, otherwise show the titlebar
1.280 + // and the full url
1.281 + if (urlString != null && !urlString.startsWith("app://")) {
1.282 + mTitlebar.setVisibility(View.VISIBLE);
1.283 + } else {
1.284 + mTitlebar.setVisibility(View.GONE);
1.285 + }
1.286 + return;
1.287 + }
1.288 +
1.289 + if (mOrigin != null && mOrigin.getHost().equals(uri.getHost())) {
1.290 + mTitlebar.setVisibility(View.GONE);
1.291 + } else {
1.292 + mTitlebarText.setText(uri.getScheme() + "://" + uri.getHost());
1.293 + mTitlebar.setVisibility(View.VISIBLE);
1.294 + }
1.295 + }
1.296 + break;
1.297 + case LOADED:
1.298 + hideSplash();
1.299 + break;
1.300 + case START:
1.301 + if (mSplashscreen != null && mSplashscreen.getVisibility() == View.VISIBLE) {
1.302 + View area = findViewById(R.id.splashscreen_progress);
1.303 + area.setVisibility(View.VISIBLE);
1.304 + Animation fadein = AnimationUtils.loadAnimation(this, android.R.anim.fade_in);
1.305 + fadein.setDuration(1000);
1.306 + area.startAnimation(fadein);
1.307 + }
1.308 + break;
1.309 + }
1.310 + super.onTabChanged(tab, msg, data);
1.311 + }
1.312 +
1.313 + protected void hideSplash() {
1.314 + if (mSplashscreen != null && mSplashscreen.getVisibility() == View.VISIBLE) {
1.315 + Animation fadeout = AnimationUtils.loadAnimation(this, android.R.anim.fade_out);
1.316 + fadeout.setAnimationListener(new Animation.AnimationListener() {
1.317 + @Override
1.318 + public void onAnimationEnd(Animation animation) {
1.319 + mSplashscreen.setVisibility(View.GONE);
1.320 + }
1.321 + @Override
1.322 + public void onAnimationRepeat(Animation animation) { }
1.323 + @Override
1.324 + public void onAnimationStart(Animation animation) { }
1.325 + });
1.326 + mSplashscreen.startAnimation(fadeout);
1.327 + }
1.328 + }
1.329 +
1.330 + @Override
1.331 + public void installCompleted(InstallHelper installHelper, String event, JSONObject message) {
1.332 + if (event == null) {
1.333 + return;
1.334 + }
1.335 +
1.336 + if (event.equals("Webapps:Postinstall")) {
1.337 + String origin = message.optString("origin");
1.338 + launchWebapp(origin);
1.339 + }
1.340 + }
1.341 +
1.342 + @Override
1.343 + public void installErrored(InstallHelper installHelper, Exception exception) {
1.344 + Log.e(LOGTAG, "Install errored", exception);
1.345 + }
1.346 +
1.347 + private void setOrigin(String origin) {
1.348 + try {
1.349 + mOrigin = new URI(origin);
1.350 + } catch (java.net.URISyntaxException ex) {
1.351 + // If this isn't an app: URL, just settle for not having an origin.
1.352 + if (!origin.startsWith("app://")) {
1.353 + return;
1.354 + }
1.355 +
1.356 + // If that failed fall back to the origin stored in the shortcut.
1.357 + if (!mIsApk) {
1.358 + Log.i(LOGTAG, "Origin is app: URL; falling back to intent URL");
1.359 + Uri data = getIntent().getData();
1.360 + if (data != null) {
1.361 + try {
1.362 + mOrigin = new URI(data.toString());
1.363 + } catch (java.net.URISyntaxException ex2) {
1.364 + Log.e(LOGTAG, "Unable to parse intent URL: ", ex);
1.365 + }
1.366 + }
1.367 + }
1.368 + }
1.369 + }
1.370 +
1.371 + public void launchWebapp(String origin) {
1.372 + setOrigin(origin);
1.373 +
1.374 + try {
1.375 + JSONObject launchObject = new JSONObject();
1.376 + launchObject.putOpt("url", mManifestUrl);
1.377 + launchObject.putOpt("name", mAppName);
1.378 + Log.i(LOGTAG, "Trying to launch: " + launchObject);
1.379 + GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("Webapps:Load", launchObject.toString()));
1.380 + } catch (JSONException e) {
1.381 + Log.e(LOGTAG, "Error populating launch message", e);
1.382 + }
1.383 + }
1.384 +
1.385 + @Override
1.386 + protected boolean getIsDebuggable() {
1.387 + if (mIsApk) {
1.388 + return mApkResources.isDebuggable();
1.389 + }
1.390 +
1.391 + // This is a legacy shortcut, which didn't provide a way to determine
1.392 + // that the app is debuggable, so we say the app is not debuggable.
1.393 + return false;
1.394 + }
1.395 +}
