| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.browser; |
| |
| import android.app.AlertDialog; |
| import android.app.ListActivity; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.database.Cursor; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.provider.Browser; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.webkit.GeolocationPermissions; |
| import android.webkit.ValueCallback; |
| import android.webkit.WebIconDatabase; |
| import android.webkit.WebStorage; |
| import android.widget.ArrayAdapter; |
| import android.widget.AdapterView; |
| import android.widget.AdapterView.OnItemClickListener; |
| import android.widget.ImageView; |
| import android.widget.TextView; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.Vector; |
| |
| /** |
| * Manage the settings for an origin. |
| * We use it to keep track of the 'HTML5' settings, i.e. database (webstorage) |
| * and Geolocation. |
| */ |
| public class WebsiteSettingsActivity extends ListActivity { |
| |
| private String LOGTAG = "WebsiteSettingsActivity"; |
| private static String sMBStored = null; |
| private SiteAdapter mAdapter = null; |
| |
| class Site { |
| private String mOrigin; |
| private String mTitle; |
| private Bitmap mIcon; |
| private int mFeatures; |
| |
| // These constants provide the set of features that a site may support |
| // They must be consecutive. To add a new feature, add a new FEATURE_XXX |
| // variable with value equal to the current value of FEATURE_COUNT, then |
| // increment FEATURE_COUNT. |
| private final static int FEATURE_WEB_STORAGE = 0; |
| private final static int FEATURE_GEOLOCATION = 1; |
| // The number of features available. |
| private final static int FEATURE_COUNT = 2; |
| |
| public Site(String origin) { |
| mOrigin = origin; |
| mTitle = null; |
| mIcon = null; |
| mFeatures = 0; |
| } |
| |
| public void addFeature(int feature) { |
| mFeatures |= (1 << feature); |
| } |
| |
| public boolean hasFeature(int feature) { |
| return (mFeatures & (1 << feature)) != 0; |
| } |
| |
| /** |
| * Gets the number of features supported by this site. |
| */ |
| public int getFeatureCount() { |
| int count = 0; |
| for (int i = 0; i < FEATURE_COUNT; ++i) { |
| count += hasFeature(i) ? 1 : 0; |
| } |
| return count; |
| } |
| |
| /** |
| * Gets the ID of the nth (zero-based) feature supported by this site. |
| * The return value is a feature ID - one of the FEATURE_XXX values. |
| * This is required to determine which feature is displayed at a given |
| * position in the list of features for this site. This is used both |
| * when populating the view and when responding to clicks on the list. |
| */ |
| public int getFeatureByIndex(int n) { |
| int j = -1; |
| for (int i = 0; i < FEATURE_COUNT; ++i) { |
| j += hasFeature(i) ? 1 : 0; |
| if (j == n) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| public String getOrigin() { |
| return mOrigin; |
| } |
| |
| public void setTitle(String title) { |
| mTitle = title; |
| } |
| |
| public void setIcon(Bitmap icon) { |
| mIcon = icon; |
| } |
| |
| public Bitmap getIcon() { |
| return mIcon; |
| } |
| |
| public String getPrettyOrigin() { |
| return mTitle == null ? null : hideHttp(mOrigin); |
| } |
| |
| public String getPrettyTitle() { |
| return mTitle == null ? hideHttp(mOrigin) : mTitle; |
| } |
| |
| private String hideHttp(String str) { |
| Uri uri = Uri.parse(str); |
| return "http".equals(uri.getScheme()) ? str.substring(7) : str; |
| } |
| } |
| |
| class SiteAdapter extends ArrayAdapter<Site> |
| implements AdapterView.OnItemClickListener { |
| private int mResource; |
| private LayoutInflater mInflater; |
| private Bitmap mDefaultIcon; |
| private Bitmap mUsageEmptyIcon; |
| private Bitmap mUsageLowIcon; |
| private Bitmap mUsageHighIcon; |
| private Bitmap mLocationAllowedIcon; |
| private Bitmap mLocationDisallowedIcon; |
| private Site mCurrentSite; |
| |
| public SiteAdapter(Context context, int rsc) { |
| super(context, rsc); |
| mResource = rsc; |
| mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| mDefaultIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_launcher_shortcut_browser_bookmark); |
| mUsageEmptyIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_list_data_off); |
| mUsageLowIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_list_data_small); |
| mUsageHighIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_list_data_large); |
| mLocationAllowedIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_list_gps_on); |
| mLocationDisallowedIcon = BitmapFactory.decodeResource(getResources(), |
| R.drawable.ic_list_gps_denied); |
| askForOrigins(); |
| } |
| |
| /** |
| * Adds the specified feature to the site corresponding to supplied |
| * origin in the map. Creates the site if it does not already exist. |
| */ |
| private void addFeatureToSite(Map sites, String origin, int feature) { |
| Site site = null; |
| if (sites.containsKey(origin)) { |
| site = (Site) sites.get(origin); |
| } else { |
| site = new Site(origin); |
| sites.put(origin, site); |
| } |
| site.addFeature(feature); |
| } |
| |
| public void askForOrigins() { |
| // Get the list of origins we want to display. |
| // All 'HTML 5 modules' (Database, Geolocation etc) form these |
| // origin strings using WebCore::SecurityOrigin::toString(), so it's |
| // safe to group origins here. Note that WebCore::SecurityOrigin |
| // uses 0 (which is not printed) for the port if the port is the |
| // default for the protocol. Eg http://www.google.com and |
| // http://www.google.com:80 both record a port of 0 and hence |
| // toString() == 'http://www.google.com' for both. |
| |
| WebStorage.getInstance().getOrigins(new ValueCallback<Map>() { |
| public void onReceiveValue(Map origins) { |
| Map sites = new HashMap<String, Site>(); |
| if (origins != null) { |
| Iterator<String> iter = origins.keySet().iterator(); |
| while (iter.hasNext()) { |
| addFeatureToSite(sites, iter.next(), Site.FEATURE_WEB_STORAGE); |
| } |
| } |
| askForGeolocation(sites); |
| } |
| }); |
| } |
| |
| public void askForGeolocation(final Map sites) { |
| GeolocationPermissions.getInstance().getOrigins(new ValueCallback<Set>() { |
| public void onReceiveValue(Set origins) { |
| if (origins != null) { |
| Iterator<String> iter = origins.iterator(); |
| while (iter.hasNext()) { |
| addFeatureToSite(sites, iter.next(), Site.FEATURE_GEOLOCATION); |
| } |
| } |
| populateIcons(sites); |
| populateOrigins(sites); |
| } |
| }); |
| } |
| |
| public void populateIcons(Map sites) { |
| // Create a map from host to origin. This is used to add metadata |
| // (title, icon) for this origin from the bookmarks DB. |
| HashMap hosts = new HashMap<String, Set<Site> >(); |
| Set keys = sites.keySet(); |
| Iterator<String> originIter = keys.iterator(); |
| while (originIter.hasNext()) { |
| String origin = originIter.next(); |
| Site site = (Site) sites.get(origin); |
| String host = Uri.parse(origin).getHost(); |
| Set hostSites = null; |
| if (hosts.containsKey(host)) { |
| hostSites = (Set) hosts.get(host); |
| } else { |
| hostSites = new HashSet<Site>(); |
| hosts.put(host, hostSites); |
| } |
| hostSites.add(site); |
| } |
| |
| // Check the bookmark DB. If we have data for a host used by any of |
| // our origins, use it to set their title and favicon |
| Cursor c = getContext().getContentResolver().query(Browser.BOOKMARKS_URI, |
| new String[] { Browser.BookmarkColumns.URL, Browser.BookmarkColumns.TITLE, |
| Browser.BookmarkColumns.FAVICON }, "bookmark = 1", null, null); |
| |
| if ((c != null) && c.moveToFirst()) { |
| int urlIndex = c.getColumnIndex(Browser.BookmarkColumns.URL); |
| int titleIndex = c.getColumnIndex(Browser.BookmarkColumns.TITLE); |
| int faviconIndex = c.getColumnIndex(Browser.BookmarkColumns.FAVICON); |
| do { |
| String url = c.getString(urlIndex); |
| String host = Uri.parse(url).getHost(); |
| if (hosts.containsKey(host)) { |
| String title = c.getString(titleIndex); |
| Bitmap bmp = null; |
| byte[] data = c.getBlob(faviconIndex); |
| if (data != null) { |
| bmp = BitmapFactory.decodeByteArray(data, 0, data.length); |
| } |
| Set matchingSites = (Set) hosts.get(host); |
| Iterator<Site> sitesIter = matchingSites.iterator(); |
| while (sitesIter.hasNext()) { |
| Site site = sitesIter.next(); |
| site.setTitle(title); |
| if (bmp != null) { |
| site.setIcon(bmp); |
| } |
| } |
| } |
| } while (c.moveToNext()); |
| } |
| |
| c.close(); |
| } |
| |
| |
| public void populateOrigins(Map sites) { |
| clear(); |
| |
| // We can now simply populate our array with Site instances |
| Set keys = sites.keySet(); |
| Iterator<String> originIter = keys.iterator(); |
| while (originIter.hasNext()) { |
| String origin = originIter.next(); |
| Site site = (Site) sites.get(origin); |
| add(site); |
| } |
| |
| notifyDataSetChanged(); |
| |
| if (getCount() == 0) { |
| finish(); // we close the screen |
| } |
| } |
| |
| public int getCount() { |
| if (mCurrentSite == null) { |
| return super.getCount(); |
| } |
| return mCurrentSite.getFeatureCount(); |
| } |
| |
| public String sizeValueToString(long bytes) { |
| // We display the size in MB, to 1dp, rounding up to the next 0.1MB. |
| // bytes should always be greater than zero. |
| if (bytes <= 0) { |
| Log.e(LOGTAG, "sizeValueToString called with non-positive value"); |
| return "0"; |
| } |
| float megabytes = (float) bytes / (1024.0F * 1024.0F); |
| int truncated = (int) Math.ceil(megabytes * 10.0F); |
| float result = (float) (truncated / 10.0F); |
| return String.valueOf(result); |
| } |
| |
| /* |
| * If we receive the back event and are displaying |
| * site's settings, we want to go back to the main |
| * list view. If not, we just do nothing (see |
| * dispatchKeyEvent() below). |
| */ |
| public boolean backKeyPressed() { |
| if (mCurrentSite != null) { |
| mCurrentSite = null; |
| askForOrigins(); |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * @hide |
| * Utility function |
| * Set the icon according to the usage |
| */ |
| public void setIconForUsage(ImageView usageIcon, long usageInBytes) { |
| float usageInMegabytes = (float) usageInBytes / (1024.0F * 1024.0F); |
| usageIcon.setVisibility(View.VISIBLE); |
| |
| // We set the correct icon: |
| // 0 < empty < 0.1MB |
| // 0.1MB < low < 5MB |
| // 5MB < high |
| if (usageInMegabytes <= 0.1) { |
| usageIcon.setImageBitmap(mUsageEmptyIcon); |
| } else if (usageInMegabytes > 0.1 && usageInMegabytes <= 5) { |
| usageIcon.setImageBitmap(mUsageLowIcon); |
| } else if (usageInMegabytes > 5) { |
| usageIcon.setImageBitmap(mUsageHighIcon); |
| } |
| } |
| |
| public View getView(int position, View convertView, ViewGroup parent) { |
| View view; |
| final TextView title; |
| final TextView subtitle; |
| ImageView icon; |
| final ImageView usageIcon; |
| final ImageView locationIcon; |
| |
| if (convertView == null) { |
| view = mInflater.inflate(mResource, parent, false); |
| } else { |
| view = convertView; |
| } |
| |
| title = (TextView) view.findViewById(R.id.title); |
| subtitle = (TextView) view.findViewById(R.id.subtitle); |
| icon = (ImageView) view.findViewById(R.id.icon); |
| usageIcon = (ImageView) view.findViewById(R.id.usage_icon); |
| locationIcon = (ImageView) view.findViewById(R.id.location_icon); |
| usageIcon.setVisibility(View.GONE); |
| locationIcon.setVisibility(View.GONE); |
| |
| if (mCurrentSite == null) { |
| setTitle(getString(R.string.pref_extras_website_settings)); |
| |
| Site site = getItem(position); |
| title.setText(site.getPrettyTitle()); |
| subtitle.setText(site.getPrettyOrigin()); |
| icon.setVisibility(View.VISIBLE); |
| usageIcon.setVisibility(View.INVISIBLE); |
| locationIcon.setVisibility(View.INVISIBLE); |
| Bitmap bmp = site.getIcon(); |
| if (bmp == null) { |
| bmp = mDefaultIcon; |
| } |
| icon.setImageBitmap(bmp); |
| // We set the site as the view's tag, |
| // so that we can get it in onItemClick() |
| view.setTag(site); |
| |
| String origin = site.getOrigin(); |
| if (site.hasFeature(Site.FEATURE_WEB_STORAGE)) { |
| WebStorage.getInstance().getUsageForOrigin(origin, new ValueCallback<Long>() { |
| public void onReceiveValue(Long value) { |
| if (value != null) { |
| setIconForUsage(usageIcon, value.longValue()); |
| } |
| } |
| }); |
| } |
| |
| if (site.hasFeature(Site.FEATURE_GEOLOCATION)) { |
| locationIcon.setVisibility(View.VISIBLE); |
| GeolocationPermissions.getInstance().getAllowed(origin, new ValueCallback<Boolean>() { |
| public void onReceiveValue(Boolean allowed) { |
| if (allowed != null) { |
| if (allowed.booleanValue()) { |
| locationIcon.setImageBitmap(mLocationAllowedIcon); |
| } else { |
| locationIcon.setImageBitmap(mLocationDisallowedIcon); |
| } |
| } |
| } |
| }); |
| } |
| } else { |
| setTitle(mCurrentSite.getPrettyTitle()); |
| icon.setVisibility(View.GONE); |
| String origin = mCurrentSite.getOrigin(); |
| switch (mCurrentSite.getFeatureByIndex(position)) { |
| case Site.FEATURE_WEB_STORAGE: |
| WebStorage.getInstance().getUsageForOrigin(origin, new ValueCallback<Long>() { |
| public void onReceiveValue(Long value) { |
| if (value != null) { |
| String usage = sizeValueToString(value.longValue()) + " " + sMBStored; |
| title.setText(R.string.webstorage_clear_data_title); |
| subtitle.setText(usage); |
| } |
| } |
| }); |
| break; |
| case Site.FEATURE_GEOLOCATION: |
| title.setText(R.string.geolocation_settings_page_title); |
| GeolocationPermissions.getInstance().getAllowed(origin, new ValueCallback<Boolean>() { |
| public void onReceiveValue(Boolean allowed) { |
| if (allowed != null) { |
| if (allowed.booleanValue()) { |
| subtitle.setText(R.string.geolocation_settings_page_summary_allowed); |
| } else { |
| subtitle.setText(R.string.geolocation_settings_page_summary_not_allowed); |
| } |
| } |
| } |
| }); |
| break; |
| } |
| } |
| |
| return view; |
| } |
| |
| public void onItemClick(AdapterView<?> parent, |
| View view, |
| int position, |
| long id) { |
| if (mCurrentSite != null) { |
| switch (mCurrentSite.getFeatureByIndex(position)) { |
| case Site.FEATURE_WEB_STORAGE: |
| new AlertDialog.Builder(getContext()) |
| .setTitle(R.string.webstorage_clear_data_dialog_title) |
| .setMessage(R.string.webstorage_clear_data_dialog_message) |
| .setPositiveButton(R.string.webstorage_clear_data_dialog_ok_button, |
| new AlertDialog.OnClickListener() { |
| public void onClick(DialogInterface dlg, int which) { |
| WebStorage.getInstance().deleteOrigin(mCurrentSite.getOrigin()); |
| mCurrentSite = null; |
| askForOrigins(); |
| }}) |
| .setNegativeButton(R.string.webstorage_clear_data_dialog_cancel_button, null) |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .show(); |
| break; |
| case Site.FEATURE_GEOLOCATION: |
| new AlertDialog.Builder(getContext()) |
| .setTitle(R.string.geolocation_settings_page_dialog_title) |
| .setMessage(R.string.geolocation_settings_page_dialog_message) |
| .setPositiveButton(R.string.geolocation_settings_page_dialog_ok_button, |
| new AlertDialog.OnClickListener() { |
| public void onClick(DialogInterface dlg, int which) { |
| GeolocationPermissions.getInstance().clear(mCurrentSite.getOrigin()); |
| mCurrentSite = null; |
| askForOrigins(); |
| }}) |
| .setNegativeButton(R.string.geolocation_settings_page_dialog_cancel_button, null) |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .show(); |
| break; |
| } |
| } else { |
| mCurrentSite = (Site) view.getTag(); |
| notifyDataSetChanged(); |
| } |
| } |
| } |
| |
| /** |
| * Intercepts the back key to immediately notify |
| * NativeDialog that we are done. |
| */ |
| public boolean dispatchKeyEvent(KeyEvent event) { |
| if ((event.getKeyCode() == KeyEvent.KEYCODE_BACK) |
| && (event.getAction() == KeyEvent.ACTION_DOWN)) { |
| if ((mAdapter != null) && (mAdapter.backKeyPressed())){ |
| return true; // event consumed |
| } |
| } |
| return super.dispatchKeyEvent(event); |
| } |
| |
| @Override |
| protected void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| if (sMBStored == null) { |
| sMBStored = getString(R.string.webstorage_origin_summary_mb_stored); |
| } |
| mAdapter = new SiteAdapter(this, R.layout.website_settings_row); |
| setListAdapter(mAdapter); |
| getListView().setOnItemClickListener(mAdapter); |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| MenuInflater inflater = getMenuInflater(); |
| inflater.inflate(R.menu.websitesettings, menu); |
| return true; |
| } |
| |
| @Override |
| public boolean onPrepareOptionsMenu(Menu menu) { |
| // If we aren't listing any sites hide the clear all button (and hence the menu). |
| return mAdapter.getCount() > 0; |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| switch (item.getItemId()) { |
| case R.id.website_settings_menu_clear_all: |
| // Show the prompt to clear all origins of their data and geolocation permissions. |
| new AlertDialog.Builder(this) |
| .setTitle(R.string.website_settings_clear_all_dialog_title) |
| .setMessage(R.string.website_settings_clear_all_dialog_message) |
| .setPositiveButton(R.string.website_settings_clear_all_dialog_ok_button, |
| new AlertDialog.OnClickListener() { |
| public void onClick(DialogInterface dlg, int which) { |
| WebStorage.getInstance().deleteAllData(); |
| GeolocationPermissions.getInstance().clearAll(); |
| WebStorageSizeManager.resetLastOutOfSpaceNotificationTime(); |
| mAdapter.askForOrigins(); |
| finish(); |
| }}) |
| .setNegativeButton(R.string.website_settings_clear_all_dialog_cancel_button, null) |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .show(); |
| return true; |
| } |
| return false; |
| } |
| } |
