diff options
Diffstat (limited to 'common/src/com/android/tv/common/customization/CustomizationManager.java')
| -rw-r--r-- | common/src/com/android/tv/common/customization/CustomizationManager.java | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/common/src/com/android/tv/common/customization/CustomizationManager.java b/common/src/com/android/tv/common/customization/CustomizationManager.java new file mode 100644 index 00000000..09ecaef8 --- /dev/null +++ b/common/src/com/android/tv/common/customization/CustomizationManager.java @@ -0,0 +1,273 @@ +/* + * Copyright (C) 2015 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.tv.common.customization; + +import android.content.Context; +import android.content.Intent; +import android.content.pm.PackageInfo; +import android.content.pm.PackageManager; +import android.content.pm.PackageManager.NameNotFoundException; +import android.content.pm.ResolveInfo; +import android.content.res.Resources; +import android.graphics.drawable.Drawable; +import android.support.annotation.IntDef; +import android.text.TextUtils; +import android.util.Log; +import com.android.tv.common.CommonConstants; +import java.lang.annotation.Retention; +import java.lang.annotation.RetentionPolicy; +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +public class CustomizationManager { + private static final String TAG = "CustomizationManager"; + private static final boolean DEBUG = false; + + private static final String[] CUSTOMIZE_PERMISSIONS = { + CommonConstants.BASE_PACKAGE + ".permission.CUSTOMIZE_TV_APP" + }; + + private static final String CATEGORY_TV_CUSTOMIZATION = + CommonConstants.BASE_PACKAGE + ".category"; + + /** Row IDs to share customized actions. Only rows listed below can have customized action. */ + public static final String ID_OPTIONS_ROW = "options_row"; + + public static final String ID_PARTNER_ROW = "partner_row"; + + @IntDef({TRICKPLAY_MODE_ENABLED, TRICKPLAY_MODE_DISABLED, TRICKPLAY_MODE_USE_EXTERNAL_STORAGE}) + @Retention(RetentionPolicy.SOURCE) + public @interface TRICKPLAY_MODE {} + + public static final int TRICKPLAY_MODE_ENABLED = 0; + public static final int TRICKPLAY_MODE_DISABLED = 1; + public static final int TRICKPLAY_MODE_USE_EXTERNAL_STORAGE = 2; + + private static final String[] TRICKPLAY_MODE_STRINGS = { + "enabled", "disabled", "use_external_storage_only" + }; + + private static final HashMap<String, String> INTENT_CATEGORY_TO_ROW_ID; + + static { + INTENT_CATEGORY_TO_ROW_ID = new HashMap<>(); + INTENT_CATEGORY_TO_ROW_ID.put(CATEGORY_TV_CUSTOMIZATION + ".OPTIONS_ROW", ID_OPTIONS_ROW); + INTENT_CATEGORY_TO_ROW_ID.put(CATEGORY_TV_CUSTOMIZATION + ".PARTNER_ROW", ID_PARTNER_ROW); + } + + private static final String RES_ID_PARTNER_ROW_TITLE = "partner_row_title"; + private static final String RES_ID_HAS_LINUX_DVB_BUILT_IN_TUNER = + "has_linux_dvb_built_in_tuner"; + private static final String RES_ID_TRICKPLAY_MODE = "trickplay_mode"; + + private static final String RES_TYPE_STRING = "string"; + private static final String RES_TYPE_BOOLEAN = "bool"; + + private static String sCustomizationPackage; + private static Boolean sHasLinuxDvbBuiltInTuner; + private static @TRICKPLAY_MODE Integer sTrickplayMode; + + private final Context mContext; + private boolean mInitialized; + + private String mPartnerRowTitle; + private final Map<String, List<CustomAction>> mRowIdToCustomActionsMap = new HashMap<>(); + + public CustomizationManager(Context context) { + mContext = context; + mInitialized = false; + } + + /** + * Returns {@code true} if there's a customization package installed and it specifies built-in + * tuner devices are available. The built-in tuner should support DVB API to be recognized by + * Live TV. + */ + public static boolean hasLinuxDvbBuiltInTuner(Context context) { + if (sHasLinuxDvbBuiltInTuner == null) { + if (TextUtils.isEmpty(getCustomizationPackageName(context))) { + sHasLinuxDvbBuiltInTuner = false; + } else { + try { + Resources res = + context.getPackageManager() + .getResourcesForApplication(sCustomizationPackage); + int resId = + res.getIdentifier( + RES_ID_HAS_LINUX_DVB_BUILT_IN_TUNER, + RES_TYPE_BOOLEAN, + sCustomizationPackage); + sHasLinuxDvbBuiltInTuner = resId != 0 && res.getBoolean(resId); + } catch (NameNotFoundException e) { + sHasLinuxDvbBuiltInTuner = false; + } + } + } + return sHasLinuxDvbBuiltInTuner; + } + + public static @TRICKPLAY_MODE int getTrickplayMode(Context context) { + if (sTrickplayMode == null) { + if (TextUtils.isEmpty(getCustomizationPackageName(context))) { + sTrickplayMode = TRICKPLAY_MODE_ENABLED; + } else { + try { + String customization = null; + Resources res = + context.getPackageManager() + .getResourcesForApplication(sCustomizationPackage); + int resId = + res.getIdentifier( + RES_ID_TRICKPLAY_MODE, RES_TYPE_STRING, sCustomizationPackage); + customization = resId == 0 ? null : res.getString(resId); + sTrickplayMode = TRICKPLAY_MODE_ENABLED; + if (customization != null) { + for (int i = 0; i < TRICKPLAY_MODE_STRINGS.length; ++i) { + if (TRICKPLAY_MODE_STRINGS[i].equalsIgnoreCase(customization)) { + sTrickplayMode = i; + break; + } + } + } + } catch (NameNotFoundException e) { + sTrickplayMode = TRICKPLAY_MODE_ENABLED; + } + } + } + return sTrickplayMode; + } + + private static String getCustomizationPackageName(Context context) { + if (sCustomizationPackage == null) { + List<PackageInfo> packageInfos = + context.getPackageManager() + .getPackagesHoldingPermissions(CUSTOMIZE_PERMISSIONS, 0); + sCustomizationPackage = packageInfos.size() == 0 ? "" : packageInfos.get(0).packageName; + } + return sCustomizationPackage; + } + + /** Initialize TV customization options. Run this API only on the main thread. */ + public void initialize() { + if (mInitialized) { + return; + } + mInitialized = true; + if (!TextUtils.isEmpty(getCustomizationPackageName(mContext))) { + buildCustomActions(); + buildPartnerRow(); + } + } + + private void buildCustomActions() { + mRowIdToCustomActionsMap.clear(); + PackageManager pm = mContext.getPackageManager(); + for (String intentCategory : INTENT_CATEGORY_TO_ROW_ID.keySet()) { + Intent customOptionIntent = new Intent(Intent.ACTION_MAIN); + customOptionIntent.addCategory(intentCategory); + + List<ResolveInfo> activities = + pm.queryIntentActivities( + customOptionIntent, + PackageManager.GET_RECEIVERS + | PackageManager.GET_RESOLVED_FILTER + | PackageManager.GET_META_DATA); + for (ResolveInfo info : activities) { + String packageName = info.activityInfo.packageName; + if (!TextUtils.equals(packageName, sCustomizationPackage)) { + Log.w( + TAG, + "A customization package " + + sCustomizationPackage + + " already exist. Ignoring " + + packageName); + continue; + } + + int position = info.filter.getPriority(); + String title = info.loadLabel(pm).toString(); + Drawable drawable = info.loadIcon(pm); + Intent intent = new Intent(Intent.ACTION_MAIN); + intent.addCategory(intentCategory); + intent.setClassName(sCustomizationPackage, info.activityInfo.name); + + String rowId = INTENT_CATEGORY_TO_ROW_ID.get(intentCategory); + List<CustomAction> actions = mRowIdToCustomActionsMap.get(rowId); + if (actions == null) { + actions = new ArrayList<>(); + mRowIdToCustomActionsMap.put(rowId, actions); + } + actions.add(new CustomAction(position, title, drawable, intent)); + } + } + // Sort items by position + for (List<CustomAction> actions : mRowIdToCustomActionsMap.values()) { + Collections.sort(actions); + } + + if (DEBUG) { + Log.d(TAG, "Dumping custom actions"); + for (String id : mRowIdToCustomActionsMap.keySet()) { + for (CustomAction action : mRowIdToCustomActionsMap.get(id)) { + Log.d( + TAG, + "Custom row rowId=" + + id + + " title=" + + action.getTitle() + + " class=" + + action.getIntent()); + } + } + Log.d(TAG, "Dumping custom actions - end of dump"); + } + } + + /** + * Returns custom actions for given row id. + * + * <p>Row ID is one of ID_OPTIONS_ROW or ID_PARTNER_ROW. + */ + public List<CustomAction> getCustomActions(String rowId) { + return mRowIdToCustomActionsMap.get(rowId); + } + + private void buildPartnerRow() { + mPartnerRowTitle = null; + Resources res; + try { + res = mContext.getPackageManager().getResourcesForApplication(sCustomizationPackage); + } catch (NameNotFoundException e) { + Log.w(TAG, "Could not get resources for package " + sCustomizationPackage); + return; + } + int resId = + res.getIdentifier(RES_ID_PARTNER_ROW_TITLE, RES_TYPE_STRING, sCustomizationPackage); + if (resId != 0) { + mPartnerRowTitle = res.getString(resId); + } + if (DEBUG) Log.d(TAG, "Partner row title [" + mPartnerRowTitle + "]"); + } + + /** Returns partner row title. */ + public String getPartnerRowTitle() { + return mPartnerRowTitle; + } +} |