| /* |
| * Copyright (c) 2021 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.ims.rcs.uce.request; |
| |
| import static android.telephony.ims.RcsContactUceCapability.CAPABILITY_MECHANISM_OPTIONS; |
| import static android.telephony.ims.RcsContactUceCapability.SOURCE_TYPE_NETWORK; |
| |
| import android.net.Uri; |
| import android.telephony.ims.RcsContactUceCapability; |
| import android.util.Log; |
| |
| import com.android.ims.rcs.uce.request.UceRequestManager.RequestManagerCallback; |
| import com.android.ims.rcs.uce.util.FeatureTags; |
| import com.android.ims.rcs.uce.util.NetworkSipCode; |
| import com.android.ims.rcs.uce.util.UceUtils; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Optional; |
| |
| /** |
| * Handle the OPTIONS request from the network. |
| */ |
| public class RemoteOptionsRequest implements UceRequest { |
| |
| private static final String LOG_TAG = UceUtils.getLogPrefix() + "RemoteOptRequest"; |
| |
| /** |
| * The response of the remote capability request. |
| */ |
| public static class RemoteOptResponse { |
| private boolean mIsNumberBlocked; |
| private RcsContactUceCapability mRcsContactCapability; |
| private Optional<Integer> mErrorSipCode; |
| private Optional<String> mErrorReason; |
| |
| public RemoteOptResponse() { |
| mErrorSipCode = Optional.empty(); |
| mErrorReason = Optional.empty(); |
| } |
| |
| void setRespondToRequest(RcsContactUceCapability capability, boolean isBlocked) { |
| mIsNumberBlocked = isBlocked; |
| mRcsContactCapability = capability; |
| } |
| |
| void setRespondToRequestWithError(int code, String reason) { |
| mErrorSipCode = Optional.of(code); |
| mErrorReason = Optional.of(reason); |
| } |
| |
| public boolean isNumberBlocked() { |
| return mIsNumberBlocked; |
| } |
| |
| public RcsContactUceCapability getRcsContactCapability() { |
| return mRcsContactCapability; |
| } |
| |
| public Optional<Integer> getErrorSipCode() { |
| return mErrorSipCode; |
| } |
| |
| public Optional<String> getErrorReason() { |
| return mErrorReason; |
| } |
| } |
| |
| private final int mSubId; |
| private final long mTaskId; |
| private volatile long mCoordinatorId; |
| private volatile boolean mIsFinished; |
| private volatile boolean mIsRemoteNumberBlocked; |
| |
| private List<Uri> mUriList; |
| private final List<String> mRemoteFeatureTags; |
| private final RemoteOptResponse mRemoteOptResponse; |
| private final RequestManagerCallback mRequestManagerCallback; |
| |
| public RemoteOptionsRequest(int subId, RequestManagerCallback requestMgrCallback) { |
| mSubId = subId; |
| mTaskId = UceUtils.generateTaskId(); |
| mRemoteFeatureTags = new ArrayList<>(); |
| mRemoteOptResponse = new RemoteOptResponse(); |
| mRequestManagerCallback = requestMgrCallback; |
| logd("created"); |
| } |
| |
| @Override |
| public void setRequestCoordinatorId(long coordinatorId) { |
| mCoordinatorId = coordinatorId; |
| } |
| |
| @Override |
| public long getRequestCoordinatorId() { |
| return mCoordinatorId; |
| } |
| |
| @Override |
| public long getTaskId() { |
| return mTaskId; |
| } |
| |
| @Override |
| public void onFinish() { |
| mIsFinished = true; |
| } |
| |
| @Override |
| public void setContactUri(List<Uri> uris) { |
| mUriList = uris; |
| } |
| |
| public void setRemoteFeatureTags(List<String> remoteFeatureTags) { |
| remoteFeatureTags.forEach(mRemoteFeatureTags::add); |
| } |
| |
| public void setIsRemoteNumberBlocked(boolean isBlocked) { |
| mIsRemoteNumberBlocked = isBlocked; |
| } |
| |
| /** |
| * @return The response of this request. |
| */ |
| public RemoteOptResponse getRemoteOptResponse() { |
| return mRemoteOptResponse; |
| } |
| |
| @Override |
| public void executeRequest() { |
| logd("executeRequest"); |
| try { |
| executeRequestInternal(); |
| } catch (Exception e) { |
| logw("executeRequest: exception " + e); |
| setResponseWithError(NetworkSipCode.SIP_CODE_SERVER_INTERNAL_ERROR, |
| NetworkSipCode.SIP_INTERNAL_SERVER_ERROR); |
| } finally { |
| mRequestManagerCallback.notifyRemoteRequestDone(mCoordinatorId, mTaskId); |
| } |
| } |
| |
| private void executeRequestInternal() { |
| if (mUriList == null || mUriList.isEmpty()) { |
| logw("executeRequest: uri is empty"); |
| setResponseWithError(NetworkSipCode.SIP_CODE_BAD_REQUEST, |
| NetworkSipCode.SIP_BAD_REQUEST); |
| return; |
| } |
| |
| if (mIsFinished) { |
| logw("executeRequest: This request is finished"); |
| setResponseWithError(NetworkSipCode.SIP_CODE_SERVICE_UNAVAILABLE, |
| NetworkSipCode.SIP_SERVICE_UNAVAILABLE); |
| return; |
| } |
| |
| // Store the remote capabilities |
| Uri contactUri = mUriList.get(0); |
| RcsContactUceCapability remoteCaps = FeatureTags.getContactCapability(contactUri, |
| SOURCE_TYPE_NETWORK, mRemoteFeatureTags); |
| mRequestManagerCallback.saveCapabilities(Collections.singletonList(remoteCaps)); |
| |
| // Get the device's capabilities and trigger the request callback |
| RcsContactUceCapability deviceCaps = mRequestManagerCallback.getDeviceCapabilities( |
| CAPABILITY_MECHANISM_OPTIONS); |
| if (deviceCaps == null) { |
| logw("executeRequest: The device's capabilities is empty"); |
| setResponseWithError(NetworkSipCode.SIP_CODE_SERVER_INTERNAL_ERROR, |
| NetworkSipCode.SIP_INTERNAL_SERVER_ERROR); |
| } else { |
| logd("executeRequest: Respond to capability request, blocked=" |
| + mIsRemoteNumberBlocked); |
| setResponse(deviceCaps, mIsRemoteNumberBlocked); |
| } |
| } |
| |
| private void setResponse(RcsContactUceCapability deviceCaps, |
| boolean isRemoteNumberBlocked) { |
| mRemoteOptResponse.setRespondToRequest(deviceCaps, isRemoteNumberBlocked); |
| } |
| |
| private void setResponseWithError(int errorCode, String reason) { |
| mRemoteOptResponse.setRespondToRequestWithError(errorCode, reason); |
| } |
| |
| private void logd(String log) { |
| Log.d(LOG_TAG, getLogPrefix().append(log).toString()); |
| } |
| |
| private void logw(String log) { |
| Log.d(LOG_TAG, getLogPrefix().append(log).toString()); |
| } |
| |
| private StringBuilder getLogPrefix() { |
| StringBuilder builder = new StringBuilder("["); |
| builder.append(mSubId).append("][taskId=").append(mTaskId).append("] "); |
| return builder; |
| } |
| } |