src/service_main.cpp

   1 /*
   2  * Copyright 2020 Samsung Electronics Co., Ltd
   3  *
   4  * Licensed under the Flora License, Version 1.1 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://floralicense.org/license/
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <tizen.h>
  18 #include <service_app.h>
  19 #include <app_manager.h>
  20 #include <app.h>
  21 #include <malloc.h>
  22 #include <Ecore.h>
  23 #include <vconf.h>
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <glib.h>
  29
  30 #include "service_common.h"
  31 #include "service_main.h"
  32 #include "service_plugin.h"
  33 #include "service_ipc_dbus.h"
  34 #include "service_config.h"
  35
  36 static CServiceMain* g_service_main = nullptr;
  37
  38 bool CServiceMain::check_preprocessing_assistant_exists()
  39 {
  40         bool ret = false;
  41
  42         boost::optional<std::string> preprocessing_appid =
  43                 mPreferenceManager.get_string(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
  44         if (preprocessing_appid) {
  45                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
  46                         if (mClientInfo[loop].used &&
  47                                 strncmp((*preprocessing_appid).c_str(), mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
  48                                 if (mClientManager.check_client_validity_by_appid(*preprocessing_appid)) {
  49                                         ret = true;
  50                                 }
  51                         }
  52                 }
  53         }
  54
  55         MAS_LOGD("result : %d", ret);
  56
  57         return ret;
  58 }
  59
  60 bool CServiceMain::is_current_preprocessing_assistant(const char* appid)
  61 {
  62         if (NULL == appid) return false;
  63
  64         bool ret = false;
  65
  66         boost::optional<std::string> preprocessing_appid =
  67                 mPreferenceManager.get_string(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
  68         if (preprocessing_appid) {
  69                 if (strncmp((*preprocessing_appid).c_str(), appid, MAX_APPID_LEN) == 0) {
  70                         ret = true;
  71                 }
  72         }
  73
  74         return ret;
  75 }
  76
  77 int CServiceMain::mas_client_get_audio_format(int pid, int* rate, int* channel, int* audio_type)
  78 {
  79         MAS_LOGD("[Enter] pid(%d)", pid);
  80
  81         int ret = mServicePlugin.get_recording_audio_format(rate, channel, audio_type);
  82         if (0 != ret){
  83                 MAS_LOGE("[ERROR] Fail to get recording audio format, ret(%d)", ret);
  84         }
  85
  86         return ret;
  87 }
  88
  89 #define MAX_LOCAL_VARIABLE_STRING_LEN 256
  90 int CServiceMain::mas_client_get_audio_source_type(int pid, char** type)
  91 {
  92         MAS_LOGD("[Enter] pid(%d)", pid);
  93
  94         if (NULL == type) return -1;
  95
  96         static char cached[MAX_LOCAL_VARIABLE_STRING_LEN] = {'\0'};
  97         int ret = mServicePlugin.get_recording_audio_source_type(type);
  98         if (0 != ret){
  99                 MAS_LOGE("[ERROR] Fail to get recording audio source type, ret(%d)", ret);
 100                 *type = cached;
 101         } else if (*type) {
 102                 strncpy(cached, *type, MAX_LOCAL_VARIABLE_STRING_LEN - 1);
 103                 cached[MAX_LOCAL_VARIABLE_STRING_LEN - 1] = '\0';
 104         }
 105
 106         return ret;
 107 }
 108
 109 int CServiceMain::mas_client_send_preprocessing_information(int pid)
 110 {
 111         int ret = -1;
 112         MAS_LOGD("[Enter] pid(%d)", pid);
 113
 114         boost::optional<std::string> preprocessing_appid =
 115                 mPreferenceManager.get_string(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
 116         if (preprocessing_appid) {
 117                 MAS_LOGD("preprocessing_assistant_appid : %s", (*preprocessing_appid).c_str());
 118                 ret = mServiceIpc.send_preprocessing_information(pid, (*preprocessing_appid).c_str());
 119         }
 120
 121         return ret;
 122 }
 123
 124 int CServiceMain::mas_client_send_voice_key_status_change(int pid, ma_voice_key_status_e status)
 125 {
 126         int ret = -1;
 127         MAS_LOGD("[Enter] pid(%d)", pid);
 128
 129         ret = mServiceIpc.change_voice_key_status(pid, status);
 130         if (0 != ret) {
 131                 MAS_LOGE("[ERROR] Fail to send voice key status changed information, ret(%d)", ret);
 132         }
 133         mLastVoiceKeyStatus = status;
 134
 135         return ret;
 136 }
 137
 138 int CServiceMain::mas_client_send_asr_result(int pid, int event, const char* asr_result)
 139 {
 140         MAS_LOGD("[Enter] pid(%d), event(%d), asr_result(%s)", pid, event, asr_result);
 141         int ret = mServiceIpc.masc_ui_dbus_send_asr_result(pid, event, asr_result);
 142         if (0 != ret){
 143                 MAS_LOGE("[ERROR] Fail to send asr result, ret(%d)", ret);
 144         }
 145
 146         // if final event is , launch assistant app which is invoked with wakeup word.
 147         /* TO_DO */
 148         return ret;
 149 }
 150
 151 int CServiceMain::mas_client_send_result(int pid, const char* display_text,
 152         const char* utterance_text, const char* result_json)
 153 {
 154         MAS_LOGD("[Enter] pid(%d), display_text(%s), utterance_text(%s), result_json(%s)", pid, display_text, utterance_text, result_json);
 155         int ret = mServiceIpc.masc_ui_dbus_send_result(pid, display_text, utterance_text, result_json);
 156         if (0 != ret){
 157                 MAS_LOGE("[ERROR] Fail to send result, ret(%d)", ret);
 158         }
 159
 160         std::string pid_appid;
 161         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 162         if (appid_by_pid) {
 163                 pid_appid = *appid_by_pid;
 164         }
 165         mServicePlugin.update_recognition_result(pid_appid.c_str(), MA_RECOGNITION_RESULT_EVENT_SUCCESS);
 166
 167         return ret;
 168 }
 169
 170 int CServiceMain::mas_client_send_recognition_result(int pid, int result)
 171 {
 172         MAS_LOGD("[Enter] pid(%d), result(%d)", pid, result);
 173         int ret = mServiceIpc.masc_ui_dbus_send_recognition_result(pid, result);
 174         if (0 != ret){
 175                 MAS_LOGE("[ERROR] Fail to send recognition result, ret(%d)", ret);
 176         }
 177
 178         std::string pid_appid;
 179         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 180         if (appid_by_pid) {
 181                 pid_appid = *appid_by_pid;
 182         }
 183         mServicePlugin.update_recognition_result(pid_appid.c_str(), result);
 184
 185         return ret;
 186 }
 187
 188 int CServiceMain::mas_client_start_streaming_audio_data(int pid, int type)
 189 {
 190         int ret = -1;
 191         switch(type) {
 192                 case MA_AUDIO_STREAMING_DATA_TYPE_CURRENT_UTTERANCE:
 193                         ret = mServicePlugin.start_streaming_utterance_data();
 194                         mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED);
 195                         break;
 196                 case MA_AUDIO_STREAMING_DATA_TYPE_PREVIOUS_UTTERANCE:
 197                         ret = mServicePlugin.start_streaming_previous_utterance_data();
 198                         /* Preprocessing is not required for previous utterance streaming */
 199                         break;
 200                 case MA_AUDIO_STREAMING_DATA_TYPE_FOLLOW_UP_SPEECH:
 201                         ret = mServicePlugin.start_streaming_follow_up_data();
 202                         mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED);
 203                         break;
 204         }
 205         return ret;
 206 }
 207
 208 int CServiceMain::mas_client_stop_streaming_audio_data(int pid, int type)
 209 {
 210         int ret = -1;
 211         switch(type) {
 212                 case MA_AUDIO_STREAMING_DATA_TYPE_CURRENT_UTTERANCE:
 213                         ret = mServicePlugin.stop_streaming_utterance_data();
 214                         break;
 215                 case MA_AUDIO_STREAMING_DATA_TYPE_PREVIOUS_UTTERANCE:
 216                         ret = mServicePlugin.stop_streaming_previous_utterance_data();
 217                         break;
 218                 case MA_AUDIO_STREAMING_DATA_TYPE_FOLLOW_UP_SPEECH:
 219                         ret = mServicePlugin.stop_streaming_follow_up_data();
 220                         break;
 221         }
 222         return ret;
 223 }
 224
 225 int CServiceMain::mas_client_update_voice_feedback_state(int pid, int state)
 226 {
 227         std::string pid_appid;
 228         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 229         if (appid_by_pid) {
 230                 pid_appid = *appid_by_pid;
 231         }
 232         mServicePlugin.update_voice_feedback_state(pid_appid.c_str(), state);
 233         return 0;
 234 }
 235
 236 int CServiceMain::mas_client_set_assistant_specific_command(int pid, const char *command)
 237 {
 238         std::string pid_appid;
 239         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 240         if (appid_by_pid) {
 241                 pid_appid = *appid_by_pid;
 242         }
 243         mServicePlugin.set_assistant_specific_command(pid_appid.c_str(), command);
 244         return 0;
 245 }
 246
 247 int CServiceMain::mas_client_set_background_volume(int pid, double ratio)
 248 {
 249         std::string pid_appid;
 250         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 251         if (appid_by_pid) {
 252                 pid_appid = *appid_by_pid;
 253         }
 254         mServicePlugin.set_background_volume(pid_appid.c_str(), ratio);
 255         return 0;
 256 }
 257
 258 int CServiceMain::mas_client_set_preprocessing_allow_mode(int pid, ma_preprocessing_allow_mode_e mode, const char* appid)
 259 {
 260         std::string pid_appid;
 261         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 262         if (appid_by_pid) {
 263                 pid_appid = *appid_by_pid;
 264         }
 265
 266         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 267                 if (mClientInfo[loop].used) {
 268                         if (0 == pid_appid.compare(mClientInfo[loop].appid)) {
 269                                 mClientInfo[loop].preprocessing_allow_mode = mode;
 270                                 if (appid) {
 271                                         strncpy(mClientInfo[loop].preprocessing_allow_appid, appid, MAX_APPID_LEN);
 272                                         mClientInfo[loop].preprocessing_allow_appid[MAX_APPID_LEN - 1] = '\0';
 273                                 } else {
 274                                         mClientInfo[loop].preprocessing_allow_appid[0] = '\0';
 275                                 }
 276                         }
 277                 }
 278         }
 279
 280         mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_ALLOW_MODE_CHANGED);
 281
 282         return 0;
 283 }
 284
 285 int CServiceMain::mas_client_send_preprocessing_result(int pid, bool result)
 286 {
 287         std::string pid_appid;
 288         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 289         if (appid_by_pid) {
 290                 pid_appid = *appid_by_pid;
 291         }
 292         if (!is_current_preprocessing_assistant(pid_appid.c_str())) return -1;
 293
 294         const char *current_maclient_appid = NULL;
 295         if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
 296                 current_maclient_appid = mClientInfo[mCurrentClientInfo].appid;
 297         }
 298
 299         if (result) {
 300                 MAS_LOGD("Preprocessing succeeded, bring (%s) to foreground", pid_appid.c_str());
 301                 mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_SUCCEEDED);
 302         } else {
 303                 MAS_LOGD("Preprocessing failed, bring (%s) to foreground", current_maclient_appid);
 304                 mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_FAILED);
 305         }
 306
 307         if (current_maclient_appid) {
 308                 int pid_by_appid = mClientManager.find_client_pid_by_appid(
 309                         std::string{current_maclient_appid});
 310                 mServiceIpc.send_preprocessing_result(pid_by_appid, result);
 311         }
 312
 313         return 0;
 314 }
 315
 316 int CServiceMain::mas_client_set_wake_word_audio_require_flag(int pid, bool require)
 317 {
 318         std::string pid_appid;
 319         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 320         if (appid_by_pid) {
 321                 pid_appid = *appid_by_pid;
 322         }
 323
 324         mServicePlugin.set_wake_word_audio_require_flag(pid_appid.c_str(), require);
 325         return 0;
 326 }
 327
 328 int CServiceMain::mas_client_set_assistant_language(int pid, const char* language)
 329 {
 330         std::string pid_appid;
 331         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 332         if (appid_by_pid) {
 333                 pid_appid = *appid_by_pid;
 334         }
 335
 336         mServicePlugin.set_assistant_language(pid_appid.c_str(), language);
 337         return 0;
 338 }
 339
 340 int CServiceMain::mas_client_add_wake_word(int pid, const char* wake_word, const char* language)
 341 {
 342         std::string pid_appid;
 343         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 344         if (appid_by_pid) {
 345                 pid_appid = *appid_by_pid;
 346         }
 347
 348         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 349                 if (mClientInfo[loop].used &&
 350                         0 == pid_appid.compare(mClientInfo[loop].appid)) {
 351                         int ret = mServiceConfig.add_custom_wake_word(wake_word, language,
 352                                 mClientInfo[loop].wakeup_word,
 353                                 mClientInfo[loop].wakeup_language);
 354                         if (0 == ret) {
 355                                 mServiceConfig.save_custom_wake_words(pid_appid.c_str(),
 356                                         mClientInfo[loop].wakeup_word,
 357                                         mClientInfo[loop].wakeup_language);
 358                         } else {
 359                                 LOGE("add new wake word failed!");
 360                                 return -1;
 361                         }
 362                 }
 363         }
 364
 365         mServicePlugin.add_assistant_wakeup_word(pid_appid.c_str(), wake_word, language);
 366         return 0;
 367 }
 368
 369 int CServiceMain::mas_client_remove_wake_word(int pid, const char* wake_word, const char* language)
 370 {
 371         std::string pid_appid;
 372         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
 373         if (appid_by_pid) {
 374                 pid_appid = *appid_by_pid;
 375         }
 376
 377         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 378                 if (mClientInfo[loop].used &&
 379                         0 == pid_appid.compare(mClientInfo[loop].appid)) {
 380                         int ret = mServiceConfig.remove_custom_wake_word(wake_word, language,
 381                                 mClientInfo[loop].wakeup_word,
 382                                 mClientInfo[loop].wakeup_language);
 383                         if (0 == ret) {
 384                                 mServiceConfig.save_custom_wake_words(pid_appid.c_str(),
 385                                         mClientInfo[loop].wakeup_word,
 386                                         mClientInfo[loop].wakeup_language);
 387                         }
 388                 }
 389         }
 390
 391         mServicePlugin.remove_assistant_wakeup_word(pid_appid.c_str(), wake_word, language);
 392         return 0;
 393 }
 394
 395 int CServiceMain::mas_ui_client_initialize(int pid)
 396 {
 397         MAS_LOGD("[Enter] pid(%d)", pid);
 398
 399         return 0;
 400 }
 401
 402 int CServiceMain::mas_ui_client_deinitialize(int pid)
 403 {
 404         MAS_LOGD("[Enter] pid(%d)", pid);
 405
 406         return 0;
 407 }
 408
 409 int CServiceMain::mas_ui_client_change_assistant(const char* appid)
 410 {
 411         MAS_LOGD("[Enter]");
 412
 413         if (NULL == appid) {
 414                 MAS_LOGE("NULL parameter");
 415                 return -1;
 416         }
 417
 418         bool use_custom_ui = mas_get_client_custom_ui_option_by_appid(appid);
 419         mServiceIpc.masc_ui_dbus_enable_common_ui(!use_custom_ui);
 420
 421         mas_set_current_client_by_appid(appid);
 422         int pid = mas_get_client_pid_by_appid(appid);
 423         if (pid != -1) {
 424                 mas_bring_client_to_foreground(appid);
 425                 mas_client_send_preprocessing_information(pid);
 426                 if (MA_VOICE_KEY_STATUS_PRESSED == mLastVoiceKeyStatus) {
 427                         mas_client_send_voice_key_status_change(pid, mLastVoiceKeyStatus);
 428                 }
 429
 430                 mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_ACTIVE);
 431                 MAS_LOGD("MA Client with appid %s exists, requesting speech data", (appid ? appid : "NULL"));
 432                 /*
 433                 int ret = mServicePlugin.start_streaming_utterance_data();
 434                 if (0 != ret) {
 435                         MAS_LOGE("[ERROR] Fail to start streaming utterance data(%d)", ret);
 436                 }
 437                 */
 438         } else {
 439                 // Appropriate MA Client not available, trying to launch new one
 440                 MAS_LOGD("MA Client with appid %s does not exist, launching client", (appid ? appid : "NULL"));
 441
 442                 /* The appid parameter might not exist after this function call, so we use appid string in our mClientInfo */
 443                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 444                         if (mClientInfo[loop].used &&
 445                                 0 < strlen(mClientInfo[loop].appid) &&
 446                                 0 < strlen(mClientInfo[loop].wakeup_word[0])) {
 447                                 if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 448                                         mas_launch_client_by_appid(mClientInfo[loop].appid, CLIENT_LAUNCH_MODE_ACTIVATION);
 449                                 }
 450                         }
 451                 }
 452         }
 453
 454         return 0;
 455 }
 456
 457 static int mas_assistant_info_cb(ma_assistant_info_s* info, void* user_data) {
 458         int ret = -1;
 459         CServiceMain* service_main = static_cast<CServiceMain*>(user_data);
 460         if (service_main) {
 461                 ret = service_main->add_assistant_info(info);
 462         }
 463         return ret;
 464 }
 465
 466 int CServiceMain::add_assistant_info(ma_assistant_info_s* info) {
 467         MAS_LOGD("__mas_assistant_info_cb called");
 468
 469         if (NULL == info) {
 470                 MAS_LOGE("info NULL, returning");
 471                 return -1;
 472         }
 473         if (NULL == info->app_id) {
 474                 MAS_LOGE("app_id NULL, returning");
 475                 return -1;
 476         }
 477
 478         int index = -1;
 479         int loop = 0;
 480         while(-1 == index && loop < MAX_MACLIENT_INFO_NUM) {
 481                 if (false == mClientInfo[loop].used) {
 482                         index = loop;
 483                 }
 484                 loop++;
 485         }
 486         if (-1 != index) {
 487                 mClientInfo[index].used = true;
 488                 mClientInfo[index].preprocessing_allow_mode = MA_PREPROCESSING_ALLOW_NONE;
 489                 mClientInfo[index].preprocessing_allow_appid[0] = '\0';
 490                 MAS_LOGD("app_id(%s)", info->app_id);
 491                 strncpy(mClientInfo[index].appid, info->app_id, MAX_APPID_LEN);
 492                 mClientInfo[index].appid[MAX_APPID_LEN - 1] = '\0';
 493
 494                 if (is_current_preprocessing_assistant(mClientInfo[index].appid)) {
 495                         mCurrentPreprocessingClientInfo = index;
 496                 }
 497
 498                 for (loop = 0;loop < MAX_WAKEUP_WORDS_NUM;loop++) {
 499                         if (loop < info->cnt_wakeup && info->wakeup_list[loop]) {
 500                                 MAS_LOGD("wakeup_list(%d)(%s)(%s)", loop, info->wakeup_list[loop], info->wakeup_language[loop]);
 501                                 strncpy(mClientInfo[index].wakeup_word[loop], info->wakeup_list[loop], MAX_WAKEUP_WORD_LEN);
 502                                 mClientInfo[index].wakeup_word[loop][MAX_WAKEUP_WORD_LEN - 1] = '\0';
 503                                 if (info->wakeup_language[loop]) {
 504                                         strncpy(mClientInfo[index].wakeup_language[loop], info->wakeup_language[loop], MAX_SUPPORTED_LANGUAGE_LEN);
 505                                         mClientInfo[index].wakeup_language[loop][MAX_SUPPORTED_LANGUAGE_LEN - 1] = '\0';
 506                                 } else {
 507                                         strncpy(mClientInfo[index].wakeup_language[loop], "", MAX_SUPPORTED_LANGUAGE_LEN);
 508                                 }
 509                         } else {
 510                                 strncpy(mClientInfo[index].wakeup_word[loop], "", MAX_WAKEUP_WORD_LEN);
 511                         }
 512                 }
 513
 514                 for (loop = 0;loop < MAX_SUPPORTED_LANGUAGES_NUM;loop++) {
 515                         if (loop < info->cnt_lang && info->supported_lang[loop]) {
 516                                 MAS_LOGD("supported_lang(%d)(%s)", loop, info->supported_lang[loop]);
 517                                 strncpy(mClientInfo[index].supported_language[loop], info->supported_lang[loop], MAX_SUPPORTED_LANGUAGE_LEN);
 518                                 mClientInfo[index].supported_language[loop][MAX_SUPPORTED_LANGUAGE_LEN - 1] = '\0';
 519                         } else {
 520                                 strncpy(mClientInfo[index].supported_language[loop], "", MAX_SUPPORTED_LANGUAGE_LEN);
 521                         }
 522                 }
 523
 524                 MAS_LOGD("wakeup_engine(%s)", info->wakeup_engine);
 525                 if (info->wakeup_engine) {
 526                         strncpy(mClientInfo[index].wakeup_engine, info->wakeup_engine, MAX_APPID_LEN);
 527                         mClientInfo[index].wakeup_engine[MAX_APPID_LEN - 1] = '\0';
 528                 } else {
 529                         mClientInfo[index].wakeup_engine[0] = '\0';
 530                         MAS_LOGW("Wakeup engine information not provided for : %s", info->app_id);
 531                 }
 532                 mClientInfo[index].custom_ui_option = info->custom_ui_option;
 533
 534                 MAS_LOGD("voice_key_support_mode(%d)", info->voice_key_support_mode);
 535                 mClientInfo[index].voice_key_support_mode = info->voice_key_support_mode;
 536                 MAS_LOGD("voice_key_tap_duration(%f)", info->voice_key_tap_duration);
 537                 mClientInfo[index].voice_key_tap_duration = info->voice_key_tap_duration;
 538         } else {
 539                 MAS_LOGD("Couldn't find an empty slot for storing assistant info");
 540         }
 541
 542         MAS_LOGD("__mas_assistant_info_cb end");
 543
 544         return 0;
 545 }
 546
 547 static void active_state_changed_cb(std::string key, void* user_data)
 548 {
 549         IPreferenceManager* manager = static_cast<IPreferenceManager*>(user_data);
 550         if (nullptr == manager) return;
 551
 552         boost::optional<bool> activated =
 553                 manager->get_bool(MULTI_ASSISTANT_SETTINGS_ACTIVATED);
 554         if (activated) {
 555                 MAS_LOGD("multi-assistant active state : %d\n", *activated);
 556
 557                 CServicePlugin *plugin = nullptr;
 558                 if (g_service_main) {
 559                         plugin = g_service_main->get_service_plugin();
 560                 }
 561                 if (plugin) {
 562                         if (*activated) {
 563                                 plugin->activate();
 564                         } else {
 565                                 plugin->deactivate();
 566                         }
 567                 } else {
 568                         MAS_LOGE("Could not change plugin state : %p %p", g_service_main, plugin);
 569                 }
 570         }
 571 }
 572
 573 int CServiceMain::initialize_service_plugin(void)
 574 {
 575         MAS_LOGI("[ENTER]");
 576         if (0 != mServicePlugin.initialize()) {
 577                 MAS_LOGE("Fail to ws intialize");
 578                 return -1;
 579         }
 580
 581         if (0 != mServicePlugin.set_language(mCurrentLanguage.c_str())) {
 582                 MAS_LOGE("Fail to ws set language");
 583                 return -1;
 584         }
 585
 586         memset(&mClientInfo, 0x00, sizeof(mClientInfo));
 587         mCurrentClientInfo = -1;
 588         mCurrentPreprocessingClientInfo = -1;
 589         mWakeupClientAppId.clear();
 590
 591         if (0 == mServiceConfig.get_assistant_info(mas_assistant_info_cb, this)) {
 592                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 593                         int inner_loop;
 594                         if (0 < strlen(mClientInfo[loop].appid)) {
 595                                 mServiceConfig.load_custom_wake_words(mClientInfo[loop].appid,
 596                                         mClientInfo[loop].wakeup_word, mClientInfo[loop].wakeup_language);
 597                                 if (0 < strlen(mClientInfo[loop].wakeup_engine)) {
 598                                         mServicePlugin.set_assistant_wakeup_engine(
 599                                                 mClientInfo[loop].appid,
 600                                                 mClientInfo[loop].wakeup_engine);
 601                                 }
 602                                 for (inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 603                                         if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 604                                                 MAS_LOGD("Registering wakeup word %s for app %s",
 605                                                         mClientInfo[loop].wakeup_word[inner_loop], mClientInfo[loop].appid);
 606                                                 if (0 != mServicePlugin.add_assistant_wakeup_word(
 607                                                         mClientInfo[loop].appid,
 608                                                         mClientInfo[loop].wakeup_word[inner_loop],
 609                                                         mClientInfo[loop].wakeup_language[inner_loop])) {
 610                                                         MAS_LOGE("Fail to add assistant's wakeup word");
 611                                                 }
 612                                         }
 613                                 }
 614                                 for (inner_loop = 0; inner_loop < MAX_SUPPORTED_LANGUAGES_NUM; inner_loop++) {
 615                                         if (0 < strlen(mClientInfo[loop].supported_language[inner_loop])) {
 616                                                 MAS_LOGD("Adding language %s for app %s",
 617                                                         mClientInfo[loop].supported_language[inner_loop], mClientInfo[loop].appid);
 618                                                 if (0 != mServicePlugin.add_assistant_language(
 619                                                         mClientInfo[loop].appid,
 620                                                         mClientInfo[loop].supported_language[inner_loop])) {
 621                                                         MAS_LOGE("Fail to add assistant's language");
 622                                                 }
 623                                         }
 624                                 }
 625                         }
 626                 }
 627         } else {
 628                 MAS_LOGE("Fail to load assistant info");
 629         }
 630
 631         if (0 != mServicePlugin.set_callbacks()) {
 632                 MAS_LOGE("Fail to set callbacks");
 633                 return -1;
 634         }
 635
 636         return 0;
 637 }
 638
 639 int CServiceMain::deinitialize_service_plugin(void)
 640 {
 641         MAS_LOGI("[ENTER]");
 642         if (0 != mServicePlugin.deactivate()) {
 643                 MAS_LOGE("Fail to deactivate");
 644         }
 645         if (0 != mServicePlugin.deinitialize()) {
 646                 MAS_LOGE("Fail to deinitialize");
 647         }
 648         MAS_LOGI("[END]");
 649         return 0;
 650 }
 651
 652 int CServiceMain::process_activated_setting()
 653 {
 654         if (mPreferenceManager.register_changed_callback(
 655                 MULTI_ASSISTANT_SETTINGS_ACTIVATED, active_state_changed_cb, &mPreferenceManager)) {
 656                 /* Activate / deactivate according to the vconf key setting */
 657                 active_state_changed_cb(std::string{}, &mPreferenceManager);
 658         } else {
 659 #ifdef ENABLE_MULTI_ASSISTANT_BY_DEFAULT
 660                 /* Multi-assistant needs to be enabled by default, unless disabled explicitly */
 661                 mServicePlugin.activate();
 662                 const char *default_assistant = NULL;
 663                 if (0 == mServicePlugin.get_default_assistant(&default_assistant)) {
 664                         if (NULL == default_assistant) {
 665                                 if (mClientInfo[0].used) {
 666                                         default_assistant = mClientInfo[0].appid;
 667                                         MAS_LOGW("No default assistant, setting %s as default", default_assistant);
 668                                         mServicePlugin.set_default_assistant(default_assistant);
 669                                 } else {
 670                                         MAS_LOGE("No default assistant, and no assistant installed");
 671                                 }
 672                         }
 673                 }
 674 #endif
 675         }
 676         return 0;
 677 }
 678
 679 int CServiceMain::mas_get_current_client_pid()
 680 {
 681         int ret = -1;
 682         if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
 683                 const char *appid = mClientInfo[mCurrentClientInfo].appid;
 684                 if (appid) {
 685                         ret = mClientManager.find_client_pid_by_appid(std::string{appid});
 686                 }
 687         }
 688         return ret;
 689 }
 690
 691 int CServiceMain::mas_get_current_preprocessing_client_pid()
 692 {
 693         int ret = -1;
 694         if (mCurrentPreprocessingClientInfo >= 0 && mCurrentPreprocessingClientInfo < MAX_MACLIENT_INFO_NUM) {
 695                 const char *appid = mClientInfo[mCurrentPreprocessingClientInfo].appid;
 696                 if (appid) {
 697                         ret = mClientManager.find_client_pid_by_appid(std::string{appid});
 698                 }
 699         }
 700         return ret;
 701 }
 702
 703 int CServiceMain::mas_get_client_pid_by_appid(const char *appid)
 704 {
 705         int ret = -1;
 706
 707         if (appid) {
 708                 ret = mClientManager.find_client_pid_by_appid(std::string{appid});
 709         }
 710
 711         if (-1 != ret && !mApplicationManager.is_application_running(ret)) {
 712                 MAS_LOGE("The PID for %s was %d, but it seems to be terminated", appid, ret);
 713                 on_deinitialize(ret);
 714                 ret = -1;
 715         }
 716
 717         return ret;
 718 }
 719
 720 bool CServiceMain::mas_get_client_custom_ui_option_by_appid(const char *appid)
 721 {
 722         bool ret = false;
 723         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 724                 if (mClientInfo[loop].used &&
 725                         0 < strlen(mClientInfo[loop].appid) &&
 726                         0 < strlen(mClientInfo[loop].wakeup_word[0])) {
 727                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 728                                 ret = mClientInfo[loop].custom_ui_option;
 729                         }
 730                 }
 731         }
 732         return ret;
 733 }
 734
 735 int CServiceMain::mas_get_client_pid_by_wakeup_word(const char *wakeup_word)
 736 {
 737         const char *appid = mas_get_client_appid_by_wakeup_word(wakeup_word);
 738         return mas_get_client_pid_by_appid(appid);
 739 }
 740
 741 const char* CServiceMain::mas_get_client_appid_by_wakeup_word(const char *wakeup_word)
 742 {
 743         int loop;
 744         const char *appid = NULL;
 745
 746         if (NULL == wakeup_word) return NULL;
 747
 748         for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && NULL == appid; loop++) {
 749                 if (mClientInfo[loop].used &&
 750                         0 < strlen(mClientInfo[loop].appid)) {
 751                         for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 752                                 if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 753                                         if (0 == strncmp(wakeup_word, mClientInfo[loop].wakeup_word[inner_loop], MAX_WAKEUP_WORD_LEN)) {
 754                                                 appid = mClientInfo[loop].appid;
 755                                         }
 756                                 }
 757                         }
 758                 }
 759         }
 760
 761         /* Perform extended search, by eliminating blank characters */
 762         if (NULL == appid) {
 763                 for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && NULL == appid; loop++) {
 764                         if (mClientInfo[loop].used &&
 765                                 0 < strlen(mClientInfo[loop].appid)) {
 766                                 for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 767                                         if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 768                                                 char comparand[MAX_WAKEUP_WORD_LEN];
 769                                                 int comparand_index = 0;
 770                                                 for (int index = 0; index < MAX_WAKEUP_WORD_LEN; index++) {
 771                                                         if (' ' != mClientInfo[loop].wakeup_word[inner_loop][index]) {
 772                                                                 comparand[comparand_index++] = mClientInfo[loop].wakeup_word[inner_loop][index];
 773                                                         }
 774                                                 }
 775                                                 if (0 == strncmp(wakeup_word, comparand, MAX_WAKEUP_WORD_LEN)) {
 776                                                         appid = mClientInfo[loop].appid;
 777                                                 }
 778                                         }
 779                                 }
 780                         }
 781                 }
 782         }
 783
 784         return appid;
 785 }
 786
 787 int CServiceMain::mas_set_current_client_by_wakeup_word(const char *wakeup_word)
 788 {
 789         int loop;
 790         int ret = -1;
 791         int prev_selection = mCurrentClientInfo;
 792
 793         for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && -1 == ret; loop++) {
 794                 if (mClientInfo[loop].used &&
 795                         0 < strlen(mClientInfo[loop].appid)) {
 796                         for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 797                                 if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 798                                         if (0 == strncmp(wakeup_word, mClientInfo[loop].wakeup_word[inner_loop], MAX_WAKEUP_WORD_LEN)) {
 799                                                 mCurrentClientInfo = loop;
 800                                                 ret = 0;
 801                                         }
 802                                 }
 803                         }
 804                 }
 805         }
 806         /* Perform extended search, by eliminating blank characters */
 807         if (ret == -1) {
 808                 for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && -1 == ret; loop++) {
 809                         if (mClientInfo[loop].used &&
 810                                 0 < strlen(mClientInfo[loop].appid)) {
 811                                 for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 812                                         if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 813                                                 char comparand[MAX_WAKEUP_WORD_LEN];
 814                                                 int comparand_index = 0;
 815                                                 for (int index = 0; index < MAX_WAKEUP_WORD_LEN; index++) {
 816                                                         if (' ' != mClientInfo[loop].wakeup_word[inner_loop][index]) {
 817                                                                 comparand[comparand_index++] = mClientInfo[loop].wakeup_word[inner_loop][index];
 818                                                         }
 819                                                 }
 820                                                 if (0 == strncmp(wakeup_word, comparand, MAX_WAKEUP_WORD_LEN)) {
 821                                                         mCurrentClientInfo = loop;
 822                                                         ret = 0;
 823                                                 }
 824                                         }
 825                                 }
 826                         }
 827                 }
 828         }
 829
 830         if (mCurrentClientInfo != prev_selection) {
 831                 if (prev_selection >= 0 && prev_selection < MAX_MACLIENT_INFO_NUM) {
 832                         int pid = mas_get_client_pid_by_appid(mClientInfo[prev_selection].appid);
 833                         mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_INACTIVE);
 834                 }
 835         }
 836
 837         return ret;
 838 }
 839
 840 int CServiceMain::mas_set_current_client_by_appid(const char *appid)
 841 {
 842         int ret = -1;
 843         int prev_selection = mCurrentClientInfo;
 844
 845         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 846                 if (mClientInfo[loop].used &&
 847                         0 < strlen(mClientInfo[loop].appid) &&
 848                         0 < strlen(mClientInfo[loop].wakeup_word[0])) {
 849                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 850                                 mCurrentClientInfo = loop;
 851                                 ret = 0;
 852                         }
 853                 }
 854         }
 855
 856         if (mCurrentClientInfo != prev_selection) {
 857                 if (prev_selection >= 0 && prev_selection < MAX_MACLIENT_INFO_NUM) {
 858                         int pid = mas_get_client_pid_by_appid(mClientInfo[prev_selection].appid);
 859                         mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_INACTIVE);
 860                 }
 861         }
 862
 863         return ret;
 864 }
 865
 866 int CServiceMain::mas_launch_client_by_appid(const char *appid, CLIENT_LAUNCH_MODE launch_mode)
 867 {
 868         int result = 0;
 869
 870         if (NULL == appid || 0 == strlen(appid)) {
 871                 MAS_LOGE("appid invalid, failed launching MA Client");
 872                 return -1;
 873         }
 874
 875         if (CLIENT_LAUNCH_MODE_PRELAUNCH == launch_mode) {
 876                 if (mApplicationManager.is_application_running(appid)) {
 877                         MAS_LOGE("appid %s is already running, no need for a prelaunch", appid);
 878                         return -1;
 879                 }
 880
 881                 result = mApplicationManager.launch_app_async(appid, true);
 882         } else {
 883                 result = mApplicationManager.launch_app_async(appid, false);
 884         }
 885
 886         if (CLIENT_LAUNCH_MODE_ACTIVATION == launch_mode) {
 887                 bool found = false;
 888                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 889                         if (mClientInfo[loop].used &&
 890                                 0 < strlen(mClientInfo[loop].appid)) {
 891                                 if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 892                                         mWakeupClientAppId = mClientInfo[loop].appid;
 893                                         found = true;
 894                                 }
 895                         }
 896                 }
 897                 MAS_LOGD("mWakeupClientAppId : %s, %d", mWakeupClientAppId.c_str(), found);
 898         }
 899
 900         return result;
 901 }
 902
 903 int CServiceMain::mas_bring_client_to_foreground(const char* appid)
 904 {
 905         int ret = 0;
 906
 907         if (NULL == appid || 0 == strlen(appid)) {
 908                 MAS_LOGE("appid invalid, failed launching MA Client");
 909                 return -1;
 910         }
 911
 912         if (!mApplicationManager.bring_app_to_foreground(appid)) {
 913                 ret = -1;
 914         }
 915
 916         return ret;
 917 }
 918
 919 int CServiceMain::mas_launch_client_by_wakeup_word(const char *wakeup_word)
 920 {
 921         const char *appid = mas_get_client_appid_by_wakeup_word(wakeup_word);
 922         return mas_launch_client_by_appid(appid, CLIENT_LAUNCH_MODE_ACTIVATION);
 923 }
 924
 925 int CServiceMain::mas_prelaunch_default_assistant()
 926 {
 927         /* CHECK NEEDED : should the code segment below and activation logic above be moved to wakeup manger? */
 928         boost::optional<bool> prelaunch_mode =
 929                 mPreferenceManager.get_bool(WAKEUP_SETTINGS_KEY_PRELAUNCH_MODE);
 930         if (prelaunch_mode && *prelaunch_mode) {
 931                 const char *default_assistant = NULL;
 932                 if (0 == mServicePlugin.get_default_assistant(&default_assistant)) {
 933                         if (!(mApplicationManager.is_application_running(default_assistant))) {
 934                                 MAS_LOGD("prelaunching default_assistant_appid : %s", default_assistant);
 935                                 mas_launch_client_by_appid(default_assistant, CLIENT_LAUNCH_MODE_PRELAUNCH);
 936                         }
 937                 }
 938         }
 939         return 0;
 940 }
 941
 942 int CServiceMain::mas_update_voice_key_support_mode()
 943 {
 944         /* CHECK NEEDED : should the code segment below and activation logic above be moved to wakeup manger? */
 945         bool successful = false;
 946         const char *default_assistant = NULL;
 947         if (0 == mServicePlugin.get_default_assistant(&default_assistant)) {
 948                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 949                         if (mClientInfo[loop].used) {
 950                                 if (default_assistant &&
 951                                         strncmp(default_assistant, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 952                                         float duration = mClientInfo[loop].voice_key_tap_duration;
 953                                         if (0.0f < duration) {
 954                                                 mServicePlugin.set_voice_key_tap_duration(duration);
 955                                         } else {
 956                                                 mServicePlugin.unset_voice_key_tap_duration();
 957                                         }
 958                                         mServicePlugin.set_voice_key_support_mode(
 959                                                 mClientInfo[loop].voice_key_support_mode);
 960                                         successful = true;
 961                                 }
 962                         }
 963                 }
 964         }
 965
 966         if (!successful) {
 967                 mServicePlugin.unset_voice_key_tap_duration();
 968                 mServicePlugin.set_voice_key_support_mode(VOICE_KEY_SUPPORT_MODE_NONE);
 969         }
 970         return 0;
 971 }
 972
 973 ma_preprocessing_allow_mode_e CServiceMain::get_preprocessing_allow_mode(const char* appid)
 974 {
 975         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 976                 if (appid && mClientInfo[loop].used) {
 977                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 978                                 return mClientInfo[loop].preprocessing_allow_mode;
 979                         }
 980                 }
 981         }
 982         return MA_PREPROCESSING_ALLOW_NONE;
 983 }
 984
 985 /* This might need to be read from settings in the future, but using macro for now */
 986 //#define BRING_PREPROCESSING_ASSISTANT_TO_FRONT
 987
 988 int CServiceMain::mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT event)
 989 {
 990         const char* current_maclient_appid = NULL;
 991         const char* preprocessing_allow_appid = NULL;
 992         if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
 993                 current_maclient_appid = mClientInfo[mCurrentClientInfo].appid;
 994                 preprocessing_allow_appid = mClientInfo[mCurrentClientInfo].preprocessing_allow_appid;
 995         }
 996         ma_preprocessing_allow_mode_e mode = get_preprocessing_allow_mode(current_maclient_appid);
 997
 998         switch (event) {
 999                 case PREPROCESSING_STATE_EVENT_ASSISTANT_ACTIVATED:
1000                 {
1001 #ifndef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1002                         /* If there is no need to bring preprocessing assistant to front,
1003                                 current_maclient should always be brought to front */
1004                         mas_bring_client_to_foreground(current_maclient_appid);
1005 #endif
1006                         mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED;
1007                         if (check_preprocessing_assistant_exists()) {
1008                                 if (MA_PREPROCESSING_ALLOW_UTTERANCE == mode ||
1009                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1010                                         if (is_current_preprocessing_assistant(preprocessing_allow_appid)) {
1011                                                 mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED;
1012                                         }
1013                                 }
1014                         } else {
1015 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1016                                 /* If preprocessing assistant does not exist, there is no way to enable
1017                                         preprocessing assistant, so bring current maclient to front right away */
1018                                 mas_bring_client_to_foreground(current_maclient_appid);
1019 #endif
1020                         }
1021                 }
1022                 break;
1023                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_ALLOW_MODE_CHANGED:
1024                 {
1025                         mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED;
1026                         /* Enable preprocessing mode only if the preprocessing assistant exists */
1027                         if (check_preprocessing_assistant_exists()) {
1028                                 if (MA_PREPROCESSING_ALLOW_UTTERANCE == mode ||
1029                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1030                                         if (is_current_preprocessing_assistant(preprocessing_allow_appid)) {
1031                                                 mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED;
1032                                         }
1033                                 }
1034                         }
1035                 }
1036                 break;
1037                 case PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED:
1038                 {
1039                         if (PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED == mCurrentPreprocessingState) {
1040                                 mCurrentPreprocessingState = PREPROCESSING_STATE_PREPROCESSING_UTTERANCE;
1041                         } else if (PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED == mCurrentPreprocessingState) {
1042                                 /* If preprocessing assistant does not exist, the current_maclient
1043                                         would have been brought to front already on wakeup event */
1044 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1045                                 if (check_preprocessing_assistant_exists()) {
1046                                         mas_bring_client_to_foreground(current_maclient_appid);
1047                                 }
1048 #endif
1049                                 mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1050                         }
1051                 }
1052                 break;
1053                 case PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED:
1054                 {
1055                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1056                         if (check_preprocessing_assistant_exists()) {
1057                                 if (MA_PREPROCESSING_ALLOW_FOLLOW_UP == mode ||
1058                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1059                                         mCurrentPreprocessingState = PREPROCESSING_STATE_PREPROCESSING_FOLLOW_UP;
1060                                 }
1061                         }
1062                 }
1063                 break;
1064                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_SUCCEEDED:
1065                 {
1066 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1067                         if (PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED == mCurrentPreprocessingState ||
1068                                 PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED == mCurrentPreprocessingState) {
1069                                 boost::optional<std::string> preprocessing_assistant =
1070                                         mPreferenceManager.get_bool(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
1071                                 if (preprocessing_assistant) {
1072                                         MAS_LOGD("preprocessing_assistant_appid : %s", (*preprocessing_assistant).c_str());
1073                                         mas_bring_client_to_foreground((*preprocessing_assistant).c_str());
1074                                 }
1075                         }
1076 #endif
1077                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1078                 }
1079                 break;
1080                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_FAILED:
1081                 {
1082 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1083                         if (PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED == mCurrentPreprocessingState ||
1084                                 PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED == mCurrentPreprocessingState) {
1085                                 mas_bring_client_to_foreground(current_maclient_appid);
1086                         }
1087 #endif
1088                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1089                 }
1090                 break;
1091         }
1092         return 0;
1093 }
1094
1095 int CServiceMain::mas_set_current_service_state(ma_service_state_e state)
1096 {
1097         mCurrentServiceState = state;
1098
1099         int count = mClientManager.get_client_num();
1100         int i;
1101
1102         for (i = 0; i < count; i++) {
1103                 int pid = mClientManager.find_client_pid_by_index(i);
1104
1105                 if (-1 != pid) {
1106                         int ret = mServiceIpc.change_service_state(pid, state);
1107                         if (0 != ret) {
1108                                 MAS_LOGE("[ERROR] Fail to set service state change to %d, ret(%d)", pid, ret);
1109                         }
1110                 }
1111         }
1112         return 0;
1113 }
1114
1115 ma_service_state_e CServiceMain::mas_get_current_service_state()
1116 {
1117         return mCurrentServiceState;
1118 }
1119
1120 bool CServiceMain::is_valid_wakeup_engine(const char* appid)
1121 {
1122         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM;loop++) {
1123                 if (mClientInfo[loop].used) {
1124                         LOGD("comparing appid : %s %s", mClientInfo[loop].wakeup_engine, appid);
1125                         if (0 == strncmp(mClientInfo[loop].wakeup_engine, appid, MAX_APPID_LEN)) {
1126                                 return true;
1127                         }
1128                 }
1129         }
1130         return false;
1131 }
1132
1133 bool CServiceMain::is_wakeup_engine(const pkgmgrinfo_appinfo_h handle)
1134 {
1135         if (nullptr == g_service_main) return false;
1136         bool is_wakeup_engine = false;
1137
1138         char *appid = NULL;
1139
1140         int ret = pkgmgrinfo_appinfo_get_appid(handle, &appid);
1141         if (PMINFO_R_OK == ret && NULL != appid) {
1142                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM;loop++) {
1143                         if (mClientInfo[loop].used) {
1144                                 LOGD("comparing appid : %s %s", mClientInfo[loop].wakeup_engine, appid);
1145                                 if (0 == strncmp(mClientInfo[loop].wakeup_engine, appid, MAX_APPID_LEN)) {
1146                                         is_wakeup_engine = true;
1147                                 }
1148                         }
1149                 }
1150         } else {
1151                 LOGE("pkgmgrinfo_appinfo_get_appid failed! error code=%d", ret);
1152         }
1153
1154         return is_wakeup_engine;
1155 }
1156
1157 bool CServiceMain::is_voice_assistant(const pkgmgrinfo_appinfo_h handle)
1158 {
1159         bool is_voice_assistant = false;
1160         char* metadata_value = NULL;
1161         const char* voice_assistant_metadata = "http://tizen.org/metadata/multi-assistant/name";
1162         int ret = pkgmgrinfo_appinfo_get_metadata_value(handle, voice_assistant_metadata, &metadata_value);
1163         if (PMINFO_R_OK == ret && NULL != metadata_value) {
1164                 is_voice_assistant = true;
1165         } else {
1166                 LOGE("pkgmgrinfo_appinfo_get_metadata_value failed! error code=%d", ret);
1167         }
1168         return is_voice_assistant;
1169 }
1170
1171 static int pkg_app_list_cb(const pkgmgrinfo_appinfo_h handle, void *user_data)
1172 {
1173         if (!g_service_main) return 0;
1174
1175         int *result = (int*)user_data;
1176         if (result) {
1177                 if (g_service_main->is_voice_assistant(handle)) {
1178                         *result = 1;
1179                 } else if (g_service_main->is_wakeup_engine(handle)) {
1180                         *result = 1;
1181                 }
1182         }
1183         return 0;
1184 }
1185
1186 /*
1187 INFO: Package install/update/uninstall scenario
1188 Install and Uninstall are obviously simple.
1189    Install: just INSTALL
1190    Uninstall: just UNINSTALL
1191 Update package (change the source codes and Run As again), there are four scenarios:
1192 1. UPDATE
1193    Source code change
1194 2. UNINSTALL -> INSTALL
1195    This happens when Tizen IDE Property > Tizen SDK > Rapid Development Support > Check "Enable Project specific settings"
1196    and change Application ID in tizen-manifest.xml file and Run As.
1197 3. UPDATE -> INSTALL
1198    This happens when Tizen IDE Property > Tizen SDK > Rapid Development Support > Uncheck "Enable Project specific settings"
1199    and change Application ID in tizen-manifest.xml file and Run As.
1200    At UPDATE event, pkgid (package parameter) is invalid...
1201 4. UPDATE
1202    Exceptionally, only UPDATE can be called when Application ID in tizen-manifest.xml file is changed.
1203    At UPDATE event, pkgid (package parameter) is valid, and only appid is changed; the previous appid is invalid.
1204 */
1205 static void _package_manager_event_cb(const char *type, const char *package, package_manager_event_type_e event_type, package_manager_event_state_e event_state, int progress, package_manager_error_e error, void *user_data)
1206 {
1207         CServiceMain* service_main = static_cast<CServiceMain*>(user_data);
1208
1209         int ret = 0;
1210         uid_t uid = getuid();
1211         pkgmgrinfo_pkginfo_h handle = NULL;
1212         static bool in_progress = false;
1213         bool should_exit = false;
1214
1215         if (!package || !type)
1216                 return;
1217
1218         if (PACKAGE_MANAGER_EVENT_TYPE_UPDATE != event_type &&
1219                 PACKAGE_MANAGER_EVENT_TYPE_INSTALL != event_type &&
1220                 PACKAGE_MANAGER_EVENT_TYPE_UNINSTALL != event_type)
1221                 return;
1222
1223         if (PACKAGE_MANAGER_EVENT_STATE_STARTED != event_state &&
1224                 PACKAGE_MANAGER_EVENT_STATE_COMPLETED != event_state)
1225                 return;
1226
1227         bool user = false;
1228         MAS_LOGD("type=%s package=%s event_type=%d event_state=%d progress=%d error=%d",
1229                 type, package, event_type, event_state, progress, error);
1230         ret = pkgmgrinfo_pkginfo_get_pkginfo(package, &handle);
1231         if (ret != PMINFO_R_OK || NULL == handle) {
1232                 MAS_LOGW("Failed to call pkgmgrinfo_pkginfo_get_pkginfo(\"%s\",~) returned %d", package, ret);
1233                 /* Try to get in user packages */
1234                 user = true;
1235                 ret = pkgmgrinfo_pkginfo_get_usr_pkginfo(package, uid, &handle);
1236                 if (ret != PMINFO_R_OK || NULL == handle) {
1237                         MAS_LOGW("Failed to call pkgmgrinfo_pkginfo_get_pkginfo & get_usr_pkginfo(\"%s\",~) returned %d, uid : %d", package, ret, getuid());
1238                         return;
1239                 }
1240         }
1241
1242         if (user) {
1243                 /* Try to get in user packages */
1244                 pkgmgrinfo_appinfo_get_usr_list(handle, PMINFO_ALL_APP, pkg_app_list_cb, (void *)&ret, uid);
1245         }  else {
1246                 /* Try to get in global packages */
1247                 pkgmgrinfo_appinfo_get_list(handle, PMINFO_ALL_APP, pkg_app_list_cb, (void *)&ret);
1248         }
1249         if (1 == ret) {
1250                 if (PACKAGE_MANAGER_EVENT_STATE_STARTED == event_state) {
1251                         MAS_LOGI("processing PACKAGE_MANAGER_EVENT_STATE_STARTED event : %d", event_type);
1252                         if (false == in_progress) {
1253                                 in_progress = true;
1254                                 if (service_main) {
1255                                         service_main->deinitialize_service_plugin();
1256                                 } else {
1257                                         MAS_LOGE("service_main is NULL");
1258                                 }
1259                         }
1260                 } else if (PACKAGE_MANAGER_EVENT_STATE_COMPLETED == event_state) {
1261                         MAS_LOGI("processing PACKAGE_MANAGER_EVENT_STATE_COMPLETED event : %d", event_type);
1262                         if (false == in_progress) {
1263                                 if (service_main) {
1264                                         service_main->deinitialize_service_plugin();
1265                                 } else {
1266                                         MAS_LOGE("service_main is NULL");
1267                                 }
1268                         }
1269                         /*
1270                         if (service_main) {
1271                                 service_main->initialize_service_plugin();
1272                                 service_main->process_activated_setting();
1273                         } else {
1274                                 MAS_LOGE("service_main is NULL");
1275                         }
1276                         */
1277                         should_exit = true;
1278                         in_progress = false;
1279                 }
1280         }
1281
1282         pkgmgrinfo_pkginfo_destroy_pkginfo(handle);
1283
1284         if (should_exit) {
1285                 LOGI("Now restarting multi-assistant-service for reloading updated modules");
1286                 service_app_exit();
1287         }
1288
1289         return;
1290 }
1291
1292 bool CServiceMain::app_create(void *data)
1293 {
1294         // Todo: add your code here.
1295         MAS_LOGD("[Enter] Service app create");
1296
1297         g_service_main = this;
1298
1299         mClientManager.set_application_manager(&mApplicationManager);
1300
1301         mServiceIpc.set_client_manager(&mClientManager);
1302         mServiceIpc.set_service_ipc_observer(this);
1303
1304         mServicePlugin.set_service_ipc(&mServiceIpc);
1305         mServicePlugin.set_service_main(this);
1306
1307         int ret = mServiceIpc.open_connection();
1308         if (0 != ret) {
1309                 MAS_LOGE("[ERROR] Fail to open connection");
1310         }
1311
1312         initialize_service_plugin();
1313
1314         process_activated_setting();
1315
1316         mas_prelaunch_default_assistant();
1317         mas_update_voice_key_support_mode();
1318
1319         /* For the case of preprocessing assistant, it always have to be launched beforehand */
1320         boost::optional<std::string> preprocessing_assistant =
1321                 mPreferenceManager.get_string(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
1322         if (preprocessing_assistant) {
1323                 MAS_LOGD("prelaunching preprocessing_assistant_appid : %s", (*preprocessing_assistant).c_str());
1324                 mas_launch_client_by_appid((*preprocessing_assistant).c_str(), CLIENT_LAUNCH_MODE_PRELAUNCH);
1325         }
1326
1327         if (!mPackageManagerHandle) {
1328                 int ret = package_manager_create(&mPackageManagerHandle);
1329                 if (ret == PACKAGE_MANAGER_ERROR_NONE) {
1330                         ret = package_manager_set_event_cb(mPackageManagerHandle, _package_manager_event_cb, this);
1331                         if (ret == PACKAGE_MANAGER_ERROR_NONE) {
1332                                 LOGD("package_manager_set_event_cb succeeded.");
1333                         } else {
1334                                 LOGE("package_manager_set_event_cb failed(%d)", ret);
1335                         }
1336                 } else {
1337                         LOGE("package_manager_create failed(%d)", ret);
1338                 }
1339         }
1340
1341         return true;
1342 }
1343
1344 void CServiceMain::app_terminate(void *data)
1345 {
1346         MAS_LOGI("[ENTER]");
1347         if (mPackageManagerHandle) {
1348                 package_manager_unset_event_cb(mPackageManagerHandle);
1349                 package_manager_destroy(mPackageManagerHandle);
1350                 mPackageManagerHandle = NULL;
1351         }
1352
1353         deinitialize_service_plugin();
1354
1355         mPreferenceManager.unregister_changed_callback(
1356                 MULTI_ASSISTANT_SETTINGS_ACTIVATED, active_state_changed_cb);
1357
1358         int ret = mServiceIpc.close_connection();
1359         if (0 != ret) {
1360                 MAS_LOGE("[ERROR] Fail to close connection");
1361         }
1362
1363         g_service_main = nullptr;
1364
1365         MAS_LOGI("[END]");
1366         return;
1367 }
1368
1369 int CServiceMain::on_initialize(int pid) {
1370         MAS_LOGD("[Enter] pid(%d)", pid);
1371
1372         std::string pid_appid;
1373         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
1374         if (appid_by_pid) {
1375                 pid_appid = *appid_by_pid;
1376                 MAS_LOGD("appid for pid %d is : %s", pid, pid_appid.c_str());
1377
1378                 /* Remove existing client that has same appid, if there's any */
1379                 mClientManager.destroy_client_by_appid(pid_appid.c_str());
1380
1381                 /* And remove a client that has same pid also */
1382                 mClientManager.destroy_client_by_pid(pid);
1383
1384                 mClientManager.create_client(pid, pid_appid.c_str());
1385
1386                 const char *current_maclient_appid = NULL;
1387                 if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
1388                         current_maclient_appid = mClientInfo[mCurrentClientInfo].appid;
1389                 }
1390
1391                 mas_client_send_preprocessing_information(pid);
1392                 if (MA_VOICE_KEY_STATUS_PRESSED == mLastVoiceKeyStatus) {
1393                         mas_client_send_voice_key_status_change(pid, mLastVoiceKeyStatus);
1394                 }
1395                 if (current_maclient_appid && 0 == pid_appid.compare(current_maclient_appid)) {
1396                         MAS_LOGD("MA client with current maclient appid connected!");
1397
1398                         if (0 == mWakeupClientAppId.compare(pid_appid)) {
1399                                 mWakeupClientAppId.clear();
1400                                 mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_ACTIVE);
1401                                 mas_process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_ASSISTANT_ACTIVATED);
1402                         } else {
1403                                 MAS_LOGE("[ERROR] mWakeupClientAppId and appid differ : %s %s",
1404                                         mWakeupClientAppId.c_str(), pid_appid.c_str());
1405                         }
1406                 } else {
1407                         MAS_LOGD("MA client connected, but its appid does not match with current maclient");
1408                 }
1409
1410                 mServiceIpc.change_service_state(pid, mas_get_current_service_state());
1411         } else {
1412                 MAS_LOGE("[ERROR] Fail to retrieve appid");
1413         }
1414
1415         return 0;
1416 }
1417
1418 int CServiceMain::on_deinitialize(int pid) {
1419         MAS_LOGD("[Enter] pid(%d)", pid);
1420         mClientManager.destroy_client_by_pid(pid);
1421         return 0;
1422 }
1423
1424 int CServiceMain::on_get_audio_format(int pid, int& rate, int& channel, int& audio_type) {
1425         int main_rate, main_channel, main_audio_type;
1426         int ret = mas_client_get_audio_format(pid,
1427                 &main_rate, &main_channel, &main_audio_type);
1428         rate = main_rate;
1429         channel = main_channel;
1430         audio_type = main_audio_type;
1431         return ret;
1432 }
1433
1434 int CServiceMain::on_get_audio_source_type(int pid, std::string& type) {
1435         char *main_type = nullptr;
1436         int ret = mas_client_get_audio_source_type(pid, &main_type);
1437         if (0 == ret && main_type) {
1438                 type = std::string{main_type};
1439         }
1440         return ret;
1441 }
1442
1443 int CServiceMain::on_send_asr_result(int pid, int event, std::string asr_result) {
1444         return mas_client_send_asr_result(pid, event, asr_result.c_str());
1445 }
1446
1447 int CServiceMain::on_send_result(int pid, std::string display_text,
1448         std::string utterance_text, std::string result_json) {
1449         return mas_client_send_result(pid,
1450                 display_text.c_str(), utterance_text.c_str(), result_json.c_str());
1451 }
1452
1453 int CServiceMain::on_send_recognition_result(int pid, int result) {
1454         return mas_client_send_recognition_result(pid, result);
1455 }
1456
1457 int CServiceMain::on_start_streaming_audio_data(int pid, int type) {
1458         return mas_client_start_streaming_audio_data(pid, type);
1459 }
1460
1461 int CServiceMain::on_stop_streaming_audio_data(int pid, int type) {
1462         return mas_client_stop_streaming_audio_data(pid, type);
1463 }
1464
1465 int CServiceMain::on_update_voice_feedback_state(int pid, int state) {
1466         return mas_client_update_voice_feedback_state(pid, state);
1467 }
1468
1469 int CServiceMain::on_send_assistant_specific_command(int pid, std::string command) {
1470         return mas_client_set_assistant_specific_command(pid, command.c_str());
1471 }
1472
1473 int CServiceMain::on_set_background_volume(int pid, double ratio) {
1474         return mas_client_set_background_volume(pid, ratio);
1475 }
1476
1477 int CServiceMain::on_set_preprocessing_allow_mode(int pid, int mode, std::string app_id) {
1478         return mas_client_set_preprocessing_allow_mode(pid,
1479                 static_cast<ma_preprocessing_allow_mode_e>(mode), app_id.c_str());
1480 }
1481
1482 int CServiceMain::on_send_preprocessing_result(int pid, int result) {
1483         return mas_client_send_preprocessing_result(pid, result);
1484 }
1485
1486 int CServiceMain::on_set_wake_word_audio_require_flag(int pid, int require) {
1487         return mas_client_set_wake_word_audio_require_flag(pid, require);
1488 }
1489
1490 int CServiceMain::on_set_assistant_language(int pid, std::string language) {
1491         return mas_client_set_assistant_language(pid, language.c_str());
1492 }
1493
1494 int CServiceMain::on_add_wake_word(int pid, std::string wake_word, std::string language) {
1495         return mas_client_add_wake_word(pid, wake_word.c_str(), language.c_str());
1496 }
1497
1498 int CServiceMain::on_remove_wake_word(int pid, std::string wake_word, std::string language) {
1499         return mas_client_remove_wake_word(pid, wake_word.c_str(), language.c_str());
1500 }
1501
1502 int CServiceMain::on_ui_initialize(int pid)
1503 {
1504         return mas_ui_client_initialize(pid);
1505 }
1506
1507 int CServiceMain::on_ui_deinitialize(int pid)
1508 {
1509         return mas_ui_client_deinitialize(pid);
1510 }
1511
1512 int CServiceMain::on_ui_change_assistant(std::string app_id)
1513 {
1514         return mas_ui_client_change_assistant(app_id.c_str());
1515 }