mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-07-04 12:02:06 +02:00
246 lines
9.8 KiB
Java
246 lines
9.8 KiB
Java
/* Copyright (C) 2023 José Rebelo
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.services;
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import static org.apache.commons.lang3.ArrayUtils.subarray;
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import android.Manifest;
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import android.content.pm.PackageManager;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.nio.charset.StandardCharsets;
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import java.util.HashMap;
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import java.util.Map;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventCallControl;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventNotificationControl;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventUpdatePreferences;
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import nodomain.freeyourgadget.gadgetbridge.model.CannedMessagesSpec;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.Huami2021Support;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.AbstractZeppOsService;
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import nodomain.freeyourgadget.gadgetbridge.util.StringUtils;
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public class ZeppOsCannedMessagesService extends AbstractZeppOsService {
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private static final Logger LOG = LoggerFactory.getLogger(ZeppOsCannedMessagesService.class);
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public static final short ENDPOINT = 0x0013;
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public static final byte CMD_CAPABILITIES_REQUEST = 0x01;
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public static final byte CMD_CAPABILITIES_RESPONSE = 0x02;
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public static final byte CMD_REQUEST = 0x03;
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public static final byte CMD_RESPONSE = 0x04;
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public static final byte CMD_SET = 0x05;
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public static final byte CMD_SET_ACK = 0x06;
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public static final byte CMD_DELETE = 0x07;
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public static final byte CMD_DELETE_ACK = 0x08;
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public static final byte CMD_REPLY_SMS = 0x0b;
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public static final byte CMD_REPLY_SMS_ACK = 0x0c;
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public static final byte CMD_REPLY_SMS_CHECK = 0x0d;
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public static final byte CMD_REPLY_SMS_ALLOW = 0x0e;
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public ZeppOsCannedMessagesService(final Huami2021Support support) {
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super(support);
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}
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@Override
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public short getEndpoint() {
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return ENDPOINT;
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}
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@Override
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public boolean isEncrypted() {
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return false;
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}
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@Override
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public void handlePayload(final byte[] payload) {
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switch (payload[0]) {
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case CMD_RESPONSE:
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decodeAndUpdateCannedMessagesResponse(payload);
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return;
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case CMD_SET_ACK:
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LOG.info("Canned Message set ACK, status = {}", payload[1]);
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return;
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case CMD_DELETE_ACK:
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LOG.info("Canned Message delete ACK, status = {}", payload[1]);
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return;
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case CMD_REPLY_SMS:
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handleCannedSmsReply(payload);
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return;
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case CMD_REPLY_SMS_CHECK:
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LOG.info("Canned Message reply SMS check");
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final boolean canSendSms;
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// TODO place this behind a setting as well?
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.M) {
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canSendSms = getContext().checkSelfPermission(Manifest.permission.SEND_SMS) == PackageManager.PERMISSION_GRANTED;
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} else {
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canSendSms = true;
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}
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sendCannedSmsReplyAllow(canSendSms);
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return;
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default:
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LOG.warn("Unexpected canned messages payload byte {}", String.format("0x%02x", payload[0]));
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}
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}
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public void setCannedMessages(final CannedMessagesSpec cannedMessagesSpec) {
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if (cannedMessagesSpec.type != CannedMessagesSpec.TYPE_GENERIC) {
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LOG.warn("Got unsupported canned messages type: {}", cannedMessagesSpec.type);
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return;
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}
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final TransactionBuilder builder = new TransactionBuilder("set canned messages");
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for (int i = 0; i < 16; i++) {
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LOG.debug("Deleting canned message {}", i);
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final ByteBuffer buf = ByteBuffer.allocate(5);
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buf.order(ByteOrder.LITTLE_ENDIAN);
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buf.put(CMD_DELETE);
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buf.putInt(i);
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write(builder, buf.array());
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}
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int i = 0;
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for (String cannedMessage : cannedMessagesSpec.cannedMessages) {
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cannedMessage = StringUtils.truncate(cannedMessage, 140);
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LOG.debug("Setting canned message {} = '{}'", i, cannedMessage);
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final int length = cannedMessage.getBytes(StandardCharsets.UTF_8).length + 7;
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final ByteBuffer buf = ByteBuffer.allocate(length);
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buf.order(ByteOrder.LITTLE_ENDIAN);
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buf.put(CMD_SET);
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buf.putInt(i++);
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buf.put((byte) cannedMessage.getBytes(StandardCharsets.UTF_8).length);
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buf.put((byte) 0x00);
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buf.put(cannedMessage.getBytes(StandardCharsets.UTF_8));
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write(builder, buf.array());
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}
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builder.queue(getSupport().getQueue());
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}
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public void requestCannedMessages(final TransactionBuilder builder) {
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LOG.info("Requesting canned messages");
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write(builder, new byte[]{CMD_REQUEST});
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}
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private void sendCannedSmsReplyAllow(final boolean allowed) {
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LOG.info("Sending SMS reply allowed = {}", allowed);
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write("allow sms reply", new byte[]{CMD_REPLY_SMS_ALLOW, bool(allowed)});
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}
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private void handleCannedSmsReply(final byte[] payload) {
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LOG.info("Canned Message SMS reply");
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final String phoneNumber = StringUtils.untilNullTerminator(payload, 1);
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if (phoneNumber == null || phoneNumber.isEmpty()) {
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LOG.warn("No phone number for SMS reply");
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ackCannedSmsReply(false);
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return;
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}
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final int messageLength = payload[phoneNumber.length() + 6] & 0xff;
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if (phoneNumber.length() + 8 + messageLength != payload.length) {
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LOG.warn("Unexpected message or payload lengths ({} / {})", messageLength, payload.length);
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ackCannedSmsReply(false);
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return;
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}
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final String message = new String(payload, phoneNumber.length() + 8, messageLength);
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if (StringUtils.isNullOrEmpty(message)) {
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LOG.warn("No message for SMS reply");
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ackCannedSmsReply(false);
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return;
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}
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LOG.debug("Sending SMS message '{}' to number '{}' and rejecting call", message, phoneNumber);
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final GBDeviceEventNotificationControl devEvtNotificationControl = new GBDeviceEventNotificationControl();
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devEvtNotificationControl.handle = -1;
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devEvtNotificationControl.phoneNumber = phoneNumber;
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devEvtNotificationControl.reply = message;
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devEvtNotificationControl.event = GBDeviceEventNotificationControl.Event.REPLY;
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evaluateGBDeviceEvent(devEvtNotificationControl);
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final GBDeviceEventCallControl rejectCallCmd = new GBDeviceEventCallControl(GBDeviceEventCallControl.Event.REJECT);
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evaluateGBDeviceEvent(rejectCallCmd);
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ackCannedSmsReply(true); // FIXME probably premature
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}
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private void ackCannedSmsReply(final boolean success) {
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LOG.info("Acknowledging SMS reply, success = {}", success);
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write("ack sms reply", new byte[]{CMD_REPLY_SMS_ACK, bool(success)});
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}
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private void decodeAndUpdateCannedMessagesResponse(final byte[] payload) {
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final int numberMessages = payload[1] & 0xff;
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LOG.info("Got {} canned messages", numberMessages);
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final GBDeviceEventUpdatePreferences gbDeviceEventUpdatePreferences = new GBDeviceEventUpdatePreferences();
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final Map<Integer, String> cannedMessages = new HashMap<>();
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int pos = 3;
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for (int i = 0; i < numberMessages; i++) {
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if (pos + 4 >= payload.length) {
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LOG.warn("Unexpected end of payload while parsing message {} at pos {}", i, pos);
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return;
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}
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final int messageId = BLETypeConversions.toUint32(subarray(payload, pos, pos + 4));
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final int messageLength = payload[pos + 4] & 0xff;
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if (pos + 6 + messageLength > payload.length) {
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LOG.warn("Unexpected end of payload for message of length {} while parsing message {} at pos {}", messageLength, i, pos);
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return;
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}
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final String messageText = new String(subarray(payload, pos + 6, pos + 6 + messageLength));
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LOG.debug("Canned message {}: {}", String.format("0x%x", messageId), messageText);
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final int cannedMessagePrefId = i + 1;
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if (cannedMessagePrefId > 16) {
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LOG.warn("Canned message ID {} is out of range", cannedMessagePrefId);
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} else {
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cannedMessages.put(cannedMessagePrefId, messageText);
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}
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pos += messageLength + 6;
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}
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for (int i = 1; i <= 16; i++) {
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String message = cannedMessages.get(i);
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if (StringUtils.isEmpty(message)) {
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message = null;
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}
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gbDeviceEventUpdatePreferences.withPreference("canned_reply_" + i, message);
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}
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evaluateGBDeviceEvent(gbDeviceEventUpdatePreferences);
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}
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}
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