| /* |
| * 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.dialer.util; |
| |
| import android.content.Context; |
| import android.net.Uri; |
| import android.telecom.PhoneAccount; |
| import android.telecom.PhoneAccountHandle; |
| import android.telecom.TelecomManager; |
| import com.android.dialer.compat.CompatUtils; |
| import com.android.dialer.phonenumberutil.PhoneNumberHelper; |
| import java.util.List; |
| |
| /** Utilities related to calls that can be used by non system apps. */ |
| public class CallUtil { |
| |
| /** Indicates that the video calling is not available. */ |
| public static final int VIDEO_CALLING_DISABLED = 0; |
| |
| /** Indicates that video calling is enabled, regardless of presence status. */ |
| public static final int VIDEO_CALLING_ENABLED = 1; |
| |
| /** |
| * Indicates that video calling is enabled, but the availability of video call affordances is |
| * determined by the presence status associated with contacts. |
| */ |
| public static final int VIDEO_CALLING_PRESENCE = 2; |
| |
| /** Return Uri with an appropriate scheme, accepting both SIP and usual phone call numbers. */ |
| public static Uri getCallUri(String number) { |
| if (PhoneNumberHelper.isUriNumber(number)) { |
| return Uri.fromParts(PhoneAccount.SCHEME_SIP, number, null); |
| } |
| return Uri.fromParts(PhoneAccount.SCHEME_TEL, number, null); |
| } |
| |
| /** @return Uri that directly dials a user's voicemail inbox. */ |
| public static Uri getVoicemailUri() { |
| return Uri.fromParts(PhoneAccount.SCHEME_VOICEMAIL, "", null); |
| } |
| |
| /** |
| * Determines if video calling is available, and if so whether presence checking is available as |
| * well. |
| * |
| * <p>Returns a bitmask with {@link #VIDEO_CALLING_ENABLED} to indicate that video calling is |
| * available, and {@link #VIDEO_CALLING_PRESENCE} if presence indication is also available. |
| * |
| * @param context The context |
| * @return A bit-mask describing the current video capabilities. |
| */ |
| public static int getVideoCallingAvailability(Context context) { |
| if (!PermissionsUtil.hasPermission(context, android.Manifest.permission.READ_PHONE_STATE) |
| || !CompatUtils.isVideoCompatible()) { |
| return VIDEO_CALLING_DISABLED; |
| } |
| TelecomManager telecommMgr = (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE); |
| if (telecommMgr == null) { |
| return VIDEO_CALLING_DISABLED; |
| } |
| |
| List<PhoneAccountHandle> accountHandles = telecommMgr.getCallCapablePhoneAccounts(); |
| for (PhoneAccountHandle accountHandle : accountHandles) { |
| PhoneAccount account = telecommMgr.getPhoneAccount(accountHandle); |
| if (account != null) { |
| if (account.hasCapabilities(PhoneAccount.CAPABILITY_VIDEO_CALLING)) { |
| // Builds prior to N do not have presence support. |
| if (!CompatUtils.isVideoPresenceCompatible()) { |
| return VIDEO_CALLING_ENABLED; |
| } |
| |
| int videoCapabilities = VIDEO_CALLING_ENABLED; |
| if (account.hasCapabilities(PhoneAccount.CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE)) { |
| videoCapabilities |= VIDEO_CALLING_PRESENCE; |
| } |
| return videoCapabilities; |
| } |
| } |
| } |
| return VIDEO_CALLING_DISABLED; |
| } |
| |
| /** |
| * Determines if one of the call capable phone accounts defined supports video calling. |
| * |
| * @param context The context. |
| * @return {@code true} if one of the call capable phone accounts supports video calling, {@code |
| * false} otherwise. |
| */ |
| public static boolean isVideoEnabled(Context context) { |
| return (getVideoCallingAvailability(context) & VIDEO_CALLING_ENABLED) != 0; |
| } |
| |
| /** |
| * Determines if one of the call capable phone accounts defined supports calling with a subject |
| * specified. |
| * |
| * @param context The context. |
| * @return {@code true} if one of the call capable phone accounts supports calling with a subject |
| * specified, {@code false} otherwise. |
| */ |
| public static boolean isCallWithSubjectSupported(Context context) { |
| if (!PermissionsUtil.hasPermission(context, android.Manifest.permission.READ_PHONE_STATE) |
| || !CompatUtils.isCallSubjectCompatible()) { |
| return false; |
| } |
| TelecomManager telecommMgr = (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE); |
| if (telecommMgr == null) { |
| return false; |
| } |
| |
| List<PhoneAccountHandle> accountHandles = telecommMgr.getCallCapablePhoneAccounts(); |
| for (PhoneAccountHandle accountHandle : accountHandles) { |
| PhoneAccount account = telecommMgr.getPhoneAccount(accountHandle); |
| if (account != null && account.hasCapabilities(PhoneAccount.CAPABILITY_CALL_SUBJECT)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |