/*
* Tint Browser for Android
*
* Copyright (C) 2012 - to infinity and beyond J. Devauchelle and contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 3 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
package com.seal.ui.preferences;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import android.app.AlertDialog;
import android.app.ListFragment;
import android.content.Context;
import android.content.DialogInterface;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;
import android.preference.PreferenceActivity;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.GeolocationPermissions;
import android.webkit.ValueCallback;
import android.webkit.WebStorage;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.seal.R;
import com.seal.ui.managers.UIFactory;
public class WebsitesSettingsFragment extends ListFragment {
private static final String EXTRA_SITE = "site";
private SiteAdapter mAdapter = null;
private Site mSite = null;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.websites_settings_fragment, container, false);
Bundle args = getArguments();
if (args != null) {
mSite = (Site) args.getParcelable(EXTRA_SITE);
}
if (mSite == null) {
// View clear = view.findViewById(R.id.clear_all_button);
// clear.setVisibility(View.VISIBLE);
// clear.setOnClickListener(this);
} else {
if (!UIFactory.isTablet(getActivity())) {
// The current website is currently shown in tablet-type preferences activity / fragements.
getActivity().setTitle(String.format(getString(R.string.WebsitesSettingsSiteTitle), mSite.getPrettyTitle()));
}
}
return view;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mAdapter = new SiteAdapter(getActivity(), R.layout.websites_settings_row);
if (mSite != null) {
mAdapter.mCurrentSite = mSite;
}
getListView().setAdapter(mAdapter);
getListView().setOnItemClickListener(mAdapter);
}
@Override
public void onResume() {
super.onResume();
mAdapter.askForOrigins();
}
private void finish() {
PreferenceActivity activity = (PreferenceActivity) getActivity();
if (activity != null) {
activity.finishPreferencePanel(this, 0, null);
}
}
class SiteAdapter extends ArrayAdapter<Site> implements AdapterView.OnItemClickListener {
private int mResource;
private LayoutInflater mInflater;
private Bitmap mUsageEmptyIcon;
private Bitmap mUsageLowIcon;
private Bitmap mUsageHighIcon;
private Bitmap mLocationAllowedIcon;
private Bitmap mLocationDisallowedIcon;
private Site mCurrentSite;
public SiteAdapter(Context context, int rsc) {
this(context, rsc, null);
}
public SiteAdapter(Context context, int rsc, Site site) {
super(context, rsc);
mResource = rsc;
mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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_gps_on_holo_dark);
mLocationDisallowedIcon = BitmapFactory.decodeResource(getResources(), R.drawable.ic_gps_denied_holo_dark);
mCurrentSite = site;
if (mCurrentSite == null) {
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<String, Site> 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);
}
@SuppressWarnings("rawtypes")
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>() {
@SuppressWarnings("unchecked")
public void onReceiveValue(Map origins) {
Map<String, Site> 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<String, Site> sites) {
GeolocationPermissions.getInstance().getOrigins(new ValueCallback<Set<String>>() {
public void onReceiveValue(Set<String> 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 populateOrigins(Map<String, Site> sites) {
clear();
// We can now simply populate our array with Site instances
Set<Map.Entry<String, Site>> elements = sites.entrySet();
Iterator<Map.Entry<String, Site>> entryIterator = elements.iterator();
while (entryIterator.hasNext()) {
Map.Entry<String, Site> entry = entryIterator.next();
Site site = entry.getValue();
add(site);
}
notifyDataSetChanged();
}
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("WebsitesSettingsFragment", "sizeValueToString called with non-positive value: " + bytes);
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);
}
public void setIconForUsage(ImageView usageIcon, long usageInBytes) {
float usageInMegabytes = (float) usageInBytes / (1024.0F * 1024.0F);
// 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);
}
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View view;
final TextView title;
final TextView subtitle;
final ImageView settingsIcon;
final ImageView usageIcon;
final ImageView locationIcon;
final ImageView featureIcon;
if (convertView == null) {
view = mInflater.inflate(mResource, parent, false);
} else {
view = convertView;
}
title = (TextView) view.findViewById(R.id.WebsitesSettingsTitle);
subtitle = (TextView) view.findViewById(R.id.WebsitesSettingsSubTitle);
settingsIcon = (ImageView) view.findViewById(R.id.WebsitesSettingsIcon);
featureIcon = (ImageView) view.findViewById(R.id.WebsitesSettingsFeatureIcon);
usageIcon = (ImageView) view.findViewById(R.id.WebsitesSettingsUsageIcon);
locationIcon = (ImageView) view.findViewById(R.id.WebsitesSettingsLocationIcon);
// featureIcon.setVisibility(View.GONE);
// usageIcon.setVisibility(View.GONE);
// locationIcon.setVisibility(View.GONE);
if (mCurrentSite == null) {
Site site = getItem(position);
title.setText(site.getPrettyTitle());
String subtitleText = site.getPrettyOrigin();
if (subtitleText != null) {
title.setMaxLines(1);
title.setSingleLine(true);
subtitle.setVisibility(View.VISIBLE);
subtitle.setText(subtitleText);
} else {
subtitle.setVisibility(View.GONE);
title.setMaxLines(2);
title.setSingleLine(false);
}
usageIcon.setVisibility(View.GONE);
locationIcon.setVisibility(View.GONE);
featureIcon.setVisibility(View.GONE);
// We set the site as the view's tag,
// so that we can get it in onItemClick()
view.setTag(site);
if (site.hasFeature(Site.FEATURE_WEB_STORAGE)) {
WebStorage.getInstance().getUsageForOrigin(site.getOrigin(), new ValueCallback<Long>() {
public void onReceiveValue(Long value) {
if (value != null) {
setIconForUsage(usageIcon, value.longValue());
usageIcon.setVisibility(View.VISIBLE);
}
}
});
}
if (site.hasFeature(Site.FEATURE_GEOLOCATION)) {
locationIcon.setVisibility(View.VISIBLE);
GeolocationPermissions.getInstance().getAllowed(site.getOrigin(), new ValueCallback<Boolean>() {
public void onReceiveValue(Boolean allowed) {
if (allowed != null) {
if (allowed.booleanValue()) {
locationIcon.setImageBitmap(mLocationAllowedIcon);
} else {
locationIcon.setImageBitmap(mLocationDisallowedIcon);
}
}
}
});
}
} else {
settingsIcon.setVisibility(View.GONE);
locationIcon.setVisibility(View.GONE);
usageIcon.setVisibility(View.GONE);
featureIcon.setVisibility(View.VISIBLE);
switch (mCurrentSite.getFeatureByIndex(position)) {
case Site.FEATURE_WEB_STORAGE:
WebStorage.getInstance().getUsageForOrigin(mCurrentSite.getOrigin(), new ValueCallback<Long>() {
public void onReceiveValue(Long value) {
if (value != null) {
String usage = String.format(getString(R.string.WebsitesSettingsDataUsage), sizeValueToString(value.longValue()));
title.setText(usage);
subtitle.setText(R.string.WebsitesSettingsDataClickToClear);
subtitle.setVisibility(View.VISIBLE);
setIconForUsage(featureIcon, value.longValue());
}
}
});
break;
case Site.FEATURE_GEOLOCATION:
subtitle.setText(R.string.WebsitesSettingsGeolocationClickToClear);
GeolocationPermissions.getInstance().getAllowed(mCurrentSite.getOrigin(), new ValueCallback<Boolean>() {
public void onReceiveValue(Boolean allowed) {
if (allowed != null) {
if (allowed.booleanValue()) {
title.setText(R.string.WebsitesSettingsGeolocationAllowed);
featureIcon.setImageBitmap(mLocationAllowedIcon);
} else {
title.setText(R.string.WebsitesSettingsGeolocationNotAllowed);
featureIcon.setImageBitmap(mLocationDisallowedIcon);
}
subtitle.setVisibility(View.VISIBLE);
}
}
});
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.WebsitesSettingsCleatDataDialogTitle)
.setMessage(R.string.WebsitesSettingsCleatDataDialogMessage).setPositiveButton(R.string.OK, new AlertDialog.OnClickListener() {
public void onClick(DialogInterface dlg, int which) {
WebStorage.getInstance().deleteOrigin(mCurrentSite.getOrigin());
// If this site has no more features, then go back to the
// origins list.
mCurrentSite.removeFeature(Site.FEATURE_WEB_STORAGE);
if (mCurrentSite.getFeatureCount() == 0) {
finish();
}
askForOrigins();
notifyDataSetChanged();
}
}).setNegativeButton(R.string.Cancel, null).setIcon(android.R.drawable.ic_dialog_alert).show();
break;
case Site.FEATURE_GEOLOCATION:
new AlertDialog.Builder(getContext()).setTitle(R.string.WebsitesSettingsGeolocationPageDialogTitle)
.setMessage(R.string.WebsitesSettingsGeolocationPageDialogMessage)
.setPositiveButton(R.string.OK, new AlertDialog.OnClickListener() {
public void onClick(DialogInterface dlg, int which) {
GeolocationPermissions.getInstance().clear(mCurrentSite.getOrigin());
mCurrentSite.removeFeature(Site.FEATURE_GEOLOCATION);
if (mCurrentSite.getFeatureCount() == 0) {
finish();
}
askForOrigins();
notifyDataSetChanged();
}
}).setNegativeButton(R.string.Cancel, null).setIcon(android.R.drawable.ic_dialog_alert).show();
break;
}
} else {
Site site = (Site) view.getTag();
PreferenceActivity activity = (PreferenceActivity) getActivity();
if (activity != null) {
Bundle args = new Bundle();
args.putParcelable(EXTRA_SITE, site);
activity.startPreferencePanel(WebsitesSettingsFragment.class.getName(), args, 0, site.getPrettyTitle(), null, 0);
}
}
}
public int getCount() {
if (mCurrentSite == null) {
return super.getCount();
}
return mCurrentSite.getFeatureCount();
}
}
static class Site implements Parcelable {
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 void removeFeature(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;
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(mOrigin);
dest.writeString(mTitle);
dest.writeInt(mFeatures);
dest.writeParcelable(mIcon, flags);
}
private Site(Parcel in) {
mOrigin = in.readString();
mTitle = in.readString();
mFeatures = in.readInt();
mIcon = in.readParcelable(null);
}
public static final Parcelable.Creator<Site> CREATOR = new Parcelable.Creator<Site>() {
public Site createFromParcel(Parcel in) {
return new Site(in);
}
public Site[] newArray(int size) {
return new Site[size];
}
};
}
}