/* * Copyright (C) 2016 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.settings.notification; import static android.app.NotificationManager.IMPORTANCE_DEFAULT; import static android.app.NotificationManager.IMPORTANCE_LOW; import static android.app.NotificationManager.IMPORTANCE_NONE; import static android.app.NotificationManager.IMPORTANCE_UNSPECIFIED; import com.android.internal.widget.LockPatternUtils; import com.android.settings.R; import com.android.settings.SettingsPreferenceFragment; import com.android.settings.Utils; import com.android.settings.applications.AppInfoBase; import com.android.settings.applications.LayoutPreference; import com.android.settings.widget.MasterSwitchPreference; import com.android.settings.widget.SwitchBar; import com.android.settingslib.RestrictedLockUtils; import com.android.settingslib.RestrictedSwitchPreference; import com.android.settingslib.widget.FooterPreference; import android.app.Notification; import android.app.NotificationChannel; import android.app.NotificationChannelGroup; import android.app.NotificationManager; import android.app.admin.DevicePolicyManager; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.pm.ActivityInfo; import android.content.pm.ApplicationInfo; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.pm.ResolveInfo; import android.content.pm.UserInfo; import android.os.Bundle; import android.os.UserHandle; import android.os.UserManager; import android.provider.Settings; import android.service.notification.NotificationListenerService; import android.support.v7.preference.Preference; import android.support.v7.preference.PreferenceGroup; import android.text.TextUtils; import android.util.ArrayMap; import android.util.Log; import android.widget.Toast; import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; import java.util.ArrayList; import java.util.Comparator; import java.util.List; abstract public class NotificationSettingsBase extends SettingsPreferenceFragment { private static final String TAG = "NotifiSettingsBase"; private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG); private static final Intent APP_NOTIFICATION_PREFS_CATEGORY_INTENT = new Intent(Intent.ACTION_MAIN) .addCategory(Notification.INTENT_CATEGORY_NOTIFICATION_PREFERENCES); protected static final int ORDER_FIRST = -500; protected static final int ORDER_LAST = 1000; protected static final String KEY_APP_LINK = "app_link"; protected static final String KEY_HEADER = "header"; protected static final String KEY_BLOCK = "block"; protected static final String KEY_BADGE = "badge"; protected static final String KEY_BYPASS_DND = "bypass_dnd"; protected static final String KEY_VISIBILITY_OVERRIDE = "visibility_override"; protected static final String KEY_BLOCKED_DESC = "block_desc"; protected static final String KEY_ALLOW_SOUND = "allow_sound"; protected PackageManager mPm; protected UserManager mUm; protected NotificationBackend mBackend = new NotificationBackend(); protected LockPatternUtils mLockPatternUtils; protected NotificationManager mNm; protected Context mContext; protected boolean mCreated; protected int mUid; protected int mUserId; protected String mPkg; protected PackageInfo mPkgInfo; protected RestrictedSwitchPreference mBadge; protected RestrictedSwitchPreference mPriority; protected RestrictedDropDownPreference mVisibilityOverride; protected RestrictedSwitchPreference mImportanceToggle; protected LayoutPreference mBlockBar; protected SwitchBar mSwitchBar; protected FooterPreference mBlockedDesc; protected Preference mAppLink; protected EnforcedAdmin mSuspendedAppsAdmin; protected boolean mDndVisualEffectsSuppressed; protected NotificationChannelGroup mChannelGroup; protected NotificationChannel mChannel; protected NotificationBackend.AppRow mAppRow; protected boolean mShowLegacyChannelConfig = false; protected boolean mListeningToPackageRemove; @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); if (DEBUG) Log.d(TAG, "onActivityCreated mCreated=" + mCreated); if (mCreated) { Log.w(TAG, "onActivityCreated: ignoring duplicate call"); return; } mCreated = true; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mContext = getActivity(); Intent intent = getActivity().getIntent(); Bundle args = getArguments(); if (DEBUG) Log.d(TAG, "onCreate getIntent()=" + intent); if (intent == null && args == null) { Log.w(TAG, "No intent"); toastAndFinish(); return; } mPm = getPackageManager(); mUm = (UserManager) mContext.getSystemService(Context.USER_SERVICE); mNm = NotificationManager.from(mContext); mPkg = args != null && args.containsKey(AppInfoBase.ARG_PACKAGE_NAME) ? args.getString(AppInfoBase.ARG_PACKAGE_NAME) : intent.getStringExtra(Settings.EXTRA_APP_PACKAGE); mUid = args != null && args.containsKey(AppInfoBase.ARG_PACKAGE_UID) ? args.getInt(AppInfoBase.ARG_PACKAGE_UID) : intent.getIntExtra(Settings.EXTRA_APP_UID, -1); if (mUid < 0) { try { mUid = mPm.getPackageUid(mPkg, 0); } catch (NameNotFoundException e) { } } mPkgInfo = findPackageInfo(mPkg, mUid); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); toastAndFinish(); return; } mUserId = UserHandle.getUserId(mUid); startListeningToPackageRemove(); } @Override public void onDestroy() { stopListeningToPackageRemove(); super.onDestroy(); } @Override public void onResume() { super.onResume(); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); finish(); return; } mAppRow = mBackend.loadAppRow(mContext, mPm, mPkgInfo); Bundle args = getArguments(); mChannel = (args != null && args.containsKey(Settings.EXTRA_CHANNEL_ID)) ? mBackend.getChannel(mPkg, mUid, args.getString(Settings.EXTRA_CHANNEL_ID)) : null; mChannelGroup = (args != null && args.containsKey(Settings.EXTRA_CHANNEL_GROUP_ID)) ? mBackend.getGroupWithChannels(mPkg, mUid, args.getString(Settings.EXTRA_CHANNEL_GROUP_ID)) : null; mSuspendedAppsAdmin = RestrictedLockUtils.checkIfApplicationIsSuspended( mContext, mPkg, mUserId); NotificationManager.Policy policy = mNm.getNotificationPolicy(); mDndVisualEffectsSuppressed = policy == null ? false : policy.suppressedVisualEffects != 0; mSuspendedAppsAdmin = RestrictedLockUtils.checkIfApplicationIsSuspended( mContext, mPkg, mUserId); } protected void setVisible(Preference p, boolean visible) { setVisible(getPreferenceScreen(), p, visible); } protected void setVisible(PreferenceGroup parent, Preference p, boolean visible) { final boolean isVisible = parent.findPreference(p.getKey()) != null; if (isVisible == visible) return; if (visible) { parent.addPreference(p); } else { parent.removePreference(p); } } protected void toastAndFinish() { Toast.makeText(mContext, R.string.app_not_found_dlg_text, Toast.LENGTH_SHORT).show(); getActivity().finish(); } private List queryNotificationConfigActivities() { if (DEBUG) Log.d(TAG, "APP_NOTIFICATION_PREFS_CATEGORY_INTENT is " + APP_NOTIFICATION_PREFS_CATEGORY_INTENT); final List resolveInfos = mPm.queryIntentActivities( APP_NOTIFICATION_PREFS_CATEGORY_INTENT, 0 //PackageManager.MATCH_DEFAULT_ONLY ); return resolveInfos; } protected void collectConfigActivities(ArrayMap rows) { final List resolveInfos = queryNotificationConfigActivities(); applyConfigActivities(rows, resolveInfos); } private void applyConfigActivities(ArrayMap rows, List resolveInfos) { if (DEBUG) Log.d(TAG, "Found " + resolveInfos.size() + " preference activities" + (resolveInfos.size() == 0 ? " ;_;" : "")); for (ResolveInfo ri : resolveInfos) { final ActivityInfo activityInfo = ri.activityInfo; final ApplicationInfo appInfo = activityInfo.applicationInfo; final NotificationBackend.AppRow row = rows.get(appInfo.packageName); if (row == null) { if (DEBUG) Log.v(TAG, "Ignoring notification preference activity (" + activityInfo.name + ") for unknown package " + activityInfo.packageName); continue; } if (row.settingsIntent != null) { if (DEBUG) Log.v(TAG, "Ignoring duplicate notification preference activity (" + activityInfo.name + ") for package " + activityInfo.packageName); continue; } row.settingsIntent = new Intent(APP_NOTIFICATION_PREFS_CATEGORY_INTENT) .setClassName(activityInfo.packageName, activityInfo.name); if (mChannel != null) { row.settingsIntent.putExtra(Notification.EXTRA_CHANNEL_ID, mChannel.getId()); } if (mChannelGroup != null) { row.settingsIntent.putExtra( Notification.EXTRA_CHANNEL_GROUP_ID, mChannelGroup.getId()); } } } private PackageInfo findPackageInfo(String pkg, int uid) { if (pkg == null || uid < 0) { return null; } final String[] packages = mPm.getPackagesForUid(uid); if (packages != null && pkg != null) { final int N = packages.length; for (int i = 0; i < N; i++) { final String p = packages[i]; if (pkg.equals(p)) { try { return mPm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES); } catch (NameNotFoundException e) { Log.w(TAG, "Failed to load package " + pkg, e); } } } } return null; } protected void addAppLinkPref() { if (mAppRow.settingsIntent != null && mAppLink == null) { addPreferencesFromResource(R.xml.inapp_notification_settings); mAppLink = findPreference(KEY_APP_LINK); mAppLink.setIntent(mAppRow.settingsIntent); } } protected void populateDefaultChannelPrefs() { if (mPkgInfo != null && mChannel != null) { addPreferencesFromResource(R.xml.legacy_channel_notification_settings); setupPriorityPref(mChannel.canBypassDnd()); setupVisOverridePref(mChannel.getLockscreenVisibility()); setupImportanceToggle(); setupBadge(); } mSwitchBar.setChecked(!mAppRow.banned && mChannel.getImportance() != NotificationManager.IMPORTANCE_NONE); } abstract void setupBadge(); abstract void updateDependents(boolean banned); // 'allow sound' private void setupImportanceToggle() { mImportanceToggle = (RestrictedSwitchPreference) findPreference(KEY_ALLOW_SOUND); mImportanceToggle.setDisabledByAdmin(mSuspendedAppsAdmin); mImportanceToggle.setEnabled(isChannelConfigurable(mChannel) && !mImportanceToggle.isDisabledByAdmin()); mImportanceToggle.setChecked(mChannel.getImportance() >= IMPORTANCE_DEFAULT || mChannel.getImportance() == IMPORTANCE_UNSPECIFIED); mImportanceToggle.setOnPreferenceChangeListener( new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object newValue) { final int importance = ((Boolean) newValue ? IMPORTANCE_UNSPECIFIED : IMPORTANCE_LOW); mChannel.setImportance(importance); mChannel.lockFields(NotificationChannel.USER_LOCKED_IMPORTANCE); mBackend.updateChannel(mPkg, mUid, mChannel); updateDependents(mChannel.getImportance() == IMPORTANCE_NONE); return true; } }); } protected void setupPriorityPref(boolean priority) { mPriority = (RestrictedSwitchPreference) findPreference(KEY_BYPASS_DND); mPriority.setDisabledByAdmin(mSuspendedAppsAdmin); mPriority.setEnabled(isChannelConfigurable(mChannel) && !mPriority.isDisabledByAdmin()); mPriority.setChecked(priority); mPriority.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object newValue) { final boolean bypassZenMode = (Boolean) newValue; mChannel.setBypassDnd(bypassZenMode); mChannel.lockFields(NotificationChannel.USER_LOCKED_PRIORITY); mBackend.updateChannel(mPkg, mUid, mChannel); return true; } }); } protected void setupVisOverridePref(int sensitive) { mVisibilityOverride = (RestrictedDropDownPreference) findPreference(KEY_VISIBILITY_OVERRIDE); ArrayList entries = new ArrayList<>(); ArrayList values = new ArrayList<>(); mVisibilityOverride.clearRestrictedItems(); if (getLockscreenNotificationsEnabled() && getLockscreenAllowPrivateNotifications()) { final String summaryShowEntry = getString(R.string.lock_screen_notifications_summary_show); final String summaryShowEntryValue = Integer.toString(NotificationManager.VISIBILITY_NO_OVERRIDE); entries.add(summaryShowEntry); values.add(summaryShowEntryValue); setRestrictedIfNotificationFeaturesDisabled(summaryShowEntry, summaryShowEntryValue, DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS | DevicePolicyManager.KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS); } final String summaryHideEntry = getString(R.string.lock_screen_notifications_summary_hide); final String summaryHideEntryValue = Integer.toString(Notification.VISIBILITY_PRIVATE); entries.add(summaryHideEntry); values.add(summaryHideEntryValue); setRestrictedIfNotificationFeaturesDisabled(summaryHideEntry, summaryHideEntryValue, DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS); entries.add(getString(R.string.lock_screen_notifications_summary_disable)); values.add(Integer.toString(Notification.VISIBILITY_SECRET)); mVisibilityOverride.setEntries(entries.toArray(new CharSequence[entries.size()])); mVisibilityOverride.setEntryValues(values.toArray(new CharSequence[values.size()])); if (sensitive == NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE) { mVisibilityOverride.setValue(Integer.toString(getGlobalVisibility())); } else { mVisibilityOverride.setValue(Integer.toString(sensitive)); } mVisibilityOverride.setSummary("%s"); mVisibilityOverride.setOnPreferenceChangeListener( new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object newValue) { int sensitive = Integer.parseInt((String) newValue); if (sensitive == getGlobalVisibility()) { sensitive = NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE; } mChannel.setLockscreenVisibility(sensitive); mChannel.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY); mBackend.updateChannel(mPkg, mUid, mChannel); return true; } }); mVisibilityOverride.setDisabledByAdmin(mSuspendedAppsAdmin); } protected void setupBlockDesc(int summaryResId) { mBlockedDesc = new FooterPreference(getPrefContext()); mBlockedDesc.setSelectable(false); mBlockedDesc.setTitle(summaryResId); mBlockedDesc.setEnabled(false); mBlockedDesc.setOrder(50); mBlockedDesc.setKey(KEY_BLOCKED_DESC); getPreferenceScreen().addPreference(mBlockedDesc); } protected Preference populateSingleChannelPrefs(PreferenceGroup parent, final NotificationChannel channel, String summary) { MasterSwitchPreference channelPref = new MasterSwitchPreference( getPrefContext()); channelPref.setSwitchEnabled(mSuspendedAppsAdmin == null && isChannelBlockable(channel) && isChannelConfigurable(channel)); channelPref.setKey(channel.getId()); channelPref.setTitle(channel.getName()); channelPref.setChecked(channel.getImportance() != IMPORTANCE_NONE); channelPref.setSummary(summary); Bundle channelArgs = new Bundle(); channelArgs.putInt(AppInfoBase.ARG_PACKAGE_UID, mUid); channelArgs.putString(AppInfoBase.ARG_PACKAGE_NAME, mPkg); channelArgs.putString(Settings.EXTRA_CHANNEL_ID, channel.getId()); Intent channelIntent = Utils.onBuildStartFragmentIntent(getActivity(), ChannelNotificationSettings.class.getName(), channelArgs, null, R.string.notification_channel_title, null, false, getMetricsCategory()); channelPref.setIntent(channelIntent); channelPref.setOnPreferenceChangeListener( new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object o) { boolean value = (Boolean) o; int importance = value ? IMPORTANCE_LOW : IMPORTANCE_NONE; channel.setImportance(importance); channel.lockFields( NotificationChannel.USER_LOCKED_IMPORTANCE); channelPref.setSummary(summary); mBackend.updateChannel(mPkg, mUid, channel); return true; } }); parent.addPreference(channelPref); return channelPref; } protected boolean checkCanBeVisible(int minImportanceVisible) { int importance = mChannel.getImportance(); if (importance == NotificationManager.IMPORTANCE_UNSPECIFIED) { return true; } return importance >= minImportanceVisible; } protected String getImportanceSummary(NotificationChannel channel) { switch (channel.getImportance()) { case NotificationManager.IMPORTANCE_UNSPECIFIED: return getContext().getString(R.string.notification_importance_unspecified); case NotificationManager.IMPORTANCE_NONE: return getContext().getString(R.string.notification_toggle_off); case NotificationManager.IMPORTANCE_MIN: return getContext().getString(R.string.notification_importance_min); case NotificationManager.IMPORTANCE_LOW: return getContext().getString(R.string.notification_importance_low); case NotificationManager.IMPORTANCE_DEFAULT: return getContext().getString(R.string.notification_importance_default); case NotificationManager.IMPORTANCE_HIGH: case NotificationManager.IMPORTANCE_MAX: default: return getContext().getString(R.string.notification_importance_high); } } private void setRestrictedIfNotificationFeaturesDisabled(CharSequence entry, CharSequence entryValue, int keyguardNotificationFeatures) { RestrictedLockUtils.EnforcedAdmin admin = RestrictedLockUtils.checkIfKeyguardFeaturesDisabled( mContext, keyguardNotificationFeatures, mUserId); if (admin != null) { RestrictedDropDownPreference.RestrictedItem item = new RestrictedDropDownPreference.RestrictedItem(entry, entryValue, admin); mVisibilityOverride.addRestrictedItem(item); } } private int getGlobalVisibility() { int globalVis = NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE; if (!getLockscreenNotificationsEnabled()) { globalVis = Notification.VISIBILITY_SECRET; } else if (!getLockscreenAllowPrivateNotifications()) { globalVis = Notification.VISIBILITY_PRIVATE; } return globalVis; } private boolean getLockscreenNotificationsEnabled() { return Settings.Secure.getInt(getContentResolver(), Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 0) != 0; } private boolean getLockscreenAllowPrivateNotifications() { return Settings.Secure.getInt(getContentResolver(), Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 0) != 0; } protected boolean isLockScreenSecure() { if (mLockPatternUtils == null) { mLockPatternUtils = new LockPatternUtils(getActivity()); } boolean lockscreenSecure = mLockPatternUtils.isSecure(UserHandle.myUserId()); UserInfo parentUser = mUm.getProfileParent(UserHandle.myUserId()); if (parentUser != null){ lockscreenSecure |= mLockPatternUtils.isSecure(parentUser.id); } return lockscreenSecure; } protected boolean isChannelConfigurable(NotificationChannel channel) { return !channel.getId().equals(mAppRow.lockedChannelId); } protected boolean isChannelBlockable(NotificationChannel channel) { if (!mAppRow.systemApp) { return true; } return channel.isBlockableSystem() || channel.getImportance() == NotificationManager.IMPORTANCE_NONE; } protected boolean isChannelGroupBlockable(NotificationChannelGroup group) { if (!mAppRow.systemApp) { return true; } return group.isBlocked(); } protected void startListeningToPackageRemove() { if (mListeningToPackageRemove) { return; } mListeningToPackageRemove = true; final IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_REMOVED); filter.addDataScheme("package"); getContext().registerReceiver(mPackageRemovedReceiver, filter); } protected void stopListeningToPackageRemove() { if (!mListeningToPackageRemove) { return; } mListeningToPackageRemove = false; getContext().unregisterReceiver(mPackageRemovedReceiver); } protected void onPackageRemoved() { getActivity().finishAndRemoveTask(); } protected final BroadcastReceiver mPackageRemovedReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String packageName = intent.getData().getSchemeSpecificPart(); if (mPkgInfo == null || TextUtils.equals(mPkgInfo.packageName, packageName)) { if (DEBUG) Log.d(TAG, "Package (" + packageName + ") removed. Removing" + "NotificationSettingsBase."); onPackageRemoved(); } } }; protected Comparator mChannelComparator = (left, right) -> { if (left.isDeleted() != right.isDeleted()) { return Boolean.compare(left.isDeleted(), right.isDeleted()); } return left.getId().compareTo(right.getId()); }; }