/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.android.systemui.tuner;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.content.res.XmlResourceParser;
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import android.graphics.drawable.Icon;
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import android.util.AttributeSet;
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import android.util.Xml;
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import com.android.internal.R;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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public class ShortcutParser {
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private static final String SHORTCUTS = "android.app.shortcuts";
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private static final String SHORTCUT = "shortcut";
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private static final String INTENT = "intent";
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private final Context mContext;
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private final String mPkg;
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private final int mResId;
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private final String mName;
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private Resources mResources;
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private AttributeSet mAttrs;
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public ShortcutParser(Context context, ComponentName component) throws NameNotFoundException {
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this(context, component.getPackageName(), component.getClassName(),
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getResId(context, component));
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}
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private static int getResId(Context context, ComponentName component)
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throws NameNotFoundException {
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ActivityInfo i = context.getPackageManager().getActivityInfo(
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component, PackageManager.GET_META_DATA);
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int resId = 0;
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if (i.metaData != null && i.metaData.containsKey(SHORTCUTS)) {
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resId = i.metaData.getInt(SHORTCUTS);
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}
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return resId;
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}
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public ShortcutParser(Context context, String pkg, String name, int resId) {
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mContext = context;
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mPkg = pkg;
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mResId = resId;
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mName = name;
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}
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public List<Shortcut> getShortcuts() {
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List<Shortcut> list = new ArrayList<>();
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if (mResId != 0) {
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try {
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mResources = mContext.getPackageManager().getResourcesForApplication(mPkg);
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XmlResourceParser parser = mResources.getXml(mResId);
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mAttrs = Xml.asAttributeSet(parser);
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int type;
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while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
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if (type != XmlPullParser.START_TAG) {
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continue;
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}
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if (parser.getName().equals(SHORTCUT)) {
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Shortcut c = parseShortcut(parser);
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if (c != null) {
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list.add(c);
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}
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return list;
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}
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private Shortcut parseShortcut(XmlResourceParser parser)
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throws IOException, XmlPullParserException {
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final TypedArray sa = mResources.obtainAttributes(mAttrs, R.styleable.Shortcut);
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Shortcut c = new Shortcut();
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final boolean enabled = sa.getBoolean(R.styleable.Shortcut_enabled, true);
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if (!enabled) return null;
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final String id = sa.getString(R.styleable.Shortcut_shortcutId);
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final int iconResId = sa.getResourceId(R.styleable.Shortcut_icon, 0);
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final int titleResId = sa.getResourceId(R.styleable.Shortcut_shortcutShortLabel, 0);
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c.pkg = mPkg;
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c.icon = Icon.createWithResource(mPkg, iconResId);
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c.id = id;
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c.label = mResources.getString(titleResId);
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c.name = mName;
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int type;
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while ((type = parser.next()) != XmlPullParser.END_TAG) {
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if (type != XmlPullParser.START_TAG) {
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continue;
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}
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if (parser.getName().equals(INTENT)) {
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c.intent = Intent.parseIntent(mResources, parser, mAttrs);
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}
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}
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return c.intent != null ? c : null;
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}
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public static class Shortcut {
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public Intent intent;
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public String label;
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public Icon icon;
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public String pkg;
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public String id;
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public String name;
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public static Shortcut create(Context context, String value) {
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String[] sp = value.split("::");
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try {
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for (Shortcut shortcut : new ShortcutParser(context,
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new ComponentName(sp[0], sp[1])).getShortcuts()) {
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if (shortcut.id.equals(sp[2])) {
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return shortcut;
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}
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}
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} catch (NameNotFoundException e) {
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}
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return null;
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}
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@Override
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public String toString() {
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StringBuilder builder = new StringBuilder();
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builder.append(pkg);
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builder.append("::");
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builder.append(name);
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builder.append("::");
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builder.append(id);
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return builder.toString();
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}
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}
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}
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