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::client_get_audio_format(pid_t 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::client_get_audio_source_type(pid_t 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::client_send_preprocessing_information(pid_t 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::client_send_voice_key_status_change(pid_t 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::client_send_asr_result(pid_t 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::client_send_result(pid_t 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::client_send_recognition_result(pid_t 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::client_start_streaming_audio_data(pid_t 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                         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                         process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED);
 203                         break;
 204         }
 205         return ret;
 206 }
 207
 208 int CServiceMain::client_stop_streaming_audio_data(pid_t 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::client_update_voice_feedback_state(pid_t 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::client_set_assistant_specific_command(pid_t 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::client_set_background_volume(pid_t 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::client_set_preprocessing_allow_mode(pid_t 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         process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_ALLOW_MODE_CHANGED);
 281
 282         return 0;
 283 }
 284
 285 int CServiceMain::client_send_preprocessing_result(pid_t 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                 process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_SUCCEEDED);
 302         } else {
 303                 MAS_LOGD("Preprocessing failed, bring (%s) to foreground", current_maclient_appid);
 304                 process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_PREPROCESSING_FAILED);
 305         }
 306
 307         if (current_maclient_appid) {
 308                 pid_t 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::client_set_wake_word_audio_require_flag(pid_t 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::client_set_assistant_language(pid_t 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::client_add_wake_word(pid_t 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::client_remove_wake_word(pid_t 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::ui_client_initialize(pid_t pid)
 396 {
 397         MAS_LOGD("[Enter] pid(%d)", pid);
 398
 399         return 0;
 400 }
 401
 402 int CServiceMain::ui_client_deinitialize(pid_t pid)
 403 {
 404         MAS_LOGD("[Enter] pid(%d)", pid);
 405
 406         return 0;
 407 }
 408
 409 int CServiceMain::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 = get_client_custom_ui_option_by_appid(appid);
 419         mServiceIpc.masc_ui_dbus_enable_common_ui(!use_custom_ui);
 420
 421         set_current_client_by_appid(appid);
 422         pid_t pid = get_client_pid_by_appid(appid);
 423         if (pid != -1) {
 424                 bring_client_to_foreground(appid);
 425                 client_send_preprocessing_information(pid);
 426                 if (MA_VOICE_KEY_STATUS_PRESSED == mLastVoiceKeyStatus) {
 427                         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                                         launch_client_by_appid(mClientInfo[loop].appid, CLIENT_LAUNCH_MODE_ACTIVATION);
 449                                 }
 450                         }
 451                 }
 452         }
 453
 454         return 0;
 455 }
 456
 457 static int 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("__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("__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(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::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 pid_t CServiceMain::get_current_preprocessing_client_pid()
 692 {
 693         pid_t 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 pid_t CServiceMain::get_current_audio_processing_pid()
 704 {
 705         pid_t ret = -1;
 706         if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
 707                 boost::optional<std::string> audio_processing_appid =
 708                         mClientInfo[mCurrentClientInfo].audio_processing_appid;
 709                 if (audio_processing_appid) {
 710                         boost::optional<pid_t> optional_pid_t;
 711                         optional_pid_t = mApplicationManager.get_pid_by_appid((*audio_processing_appid).c_str());
 712                         if (optional_pid_t) {
 713                                 ret = *optional_pid_t;
 714                         }
 715                 }
 716         }
 717         return ret;
 718 }
 719
 720 pid_t CServiceMain::get_client_pid_by_appid(const char *appid)
 721 {
 722         pid_t ret = -1;
 723
 724         if (appid) {
 725                 ret = mClientManager.find_client_pid_by_appid(std::string{appid});
 726         }
 727
 728         if (-1 != ret && !mApplicationManager.is_application_running(ret)) {
 729                 MAS_LOGE("The PID for %s was %d, but it seems to be terminated", appid, ret);
 730                 on_deinitialize(ret);
 731                 ret = -1;
 732         }
 733
 734         return ret;
 735 }
 736
 737 bool CServiceMain::get_client_custom_ui_option_by_appid(const char *appid)
 738 {
 739         bool ret = false;
 740         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 741                 if (mClientInfo[loop].used &&
 742                         0 < strlen(mClientInfo[loop].appid) &&
 743                         0 < strlen(mClientInfo[loop].wakeup_word[0])) {
 744                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 745                                 ret = mClientInfo[loop].custom_ui_option;
 746                         }
 747                 }
 748         }
 749         return ret;
 750 }
 751
 752 int CServiceMain::get_client_pid_by_wakeup_word(const char *wakeup_word)
 753 {
 754         const char *appid = get_client_appid_by_wakeup_word(wakeup_word);
 755         return get_client_pid_by_appid(appid);
 756 }
 757
 758 const char* CServiceMain::get_client_appid_by_wakeup_word(const char *wakeup_word)
 759 {
 760         int loop;
 761         const char *appid = NULL;
 762
 763         if (NULL == wakeup_word) return NULL;
 764
 765         for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && NULL == appid; loop++) {
 766                 if (mClientInfo[loop].used &&
 767                         0 < strlen(mClientInfo[loop].appid)) {
 768                         for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 769                                 if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 770                                         if (0 == strncmp(wakeup_word, mClientInfo[loop].wakeup_word[inner_loop], MAX_WAKEUP_WORD_LEN)) {
 771                                                 appid = mClientInfo[loop].appid;
 772                                         }
 773                                 }
 774                         }
 775                 }
 776         }
 777
 778         /* Perform extended search, by eliminating blank characters */
 779         if (NULL == appid) {
 780                 for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && NULL == appid; loop++) {
 781                         if (mClientInfo[loop].used &&
 782                                 0 < strlen(mClientInfo[loop].appid)) {
 783                                 for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 784                                         if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 785                                                 char comparand[MAX_WAKEUP_WORD_LEN];
 786                                                 int comparand_index = 0;
 787                                                 for (int index = 0; index < MAX_WAKEUP_WORD_LEN; index++) {
 788                                                         if (' ' != mClientInfo[loop].wakeup_word[inner_loop][index]) {
 789                                                                 comparand[comparand_index++] = mClientInfo[loop].wakeup_word[inner_loop][index];
 790                                                         }
 791                                                 }
 792                                                 if (0 == strncmp(wakeup_word, comparand, MAX_WAKEUP_WORD_LEN)) {
 793                                                         appid = mClientInfo[loop].appid;
 794                                                 }
 795                                         }
 796                                 }
 797                         }
 798                 }
 799         }
 800
 801         return appid;
 802 }
 803
 804 int CServiceMain::set_current_client_by_wakeup_word(const char *wakeup_word)
 805 {
 806         int loop;
 807         int ret = -1;
 808         int prev_selection = mCurrentClientInfo;
 809
 810         for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && -1 == ret; loop++) {
 811                 if (mClientInfo[loop].used &&
 812                         0 < strlen(mClientInfo[loop].appid)) {
 813                         for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 814                                 if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 815                                         if (0 == strncmp(wakeup_word, mClientInfo[loop].wakeup_word[inner_loop], MAX_WAKEUP_WORD_LEN)) {
 816                                                 mCurrentClientInfo = loop;
 817                                                 ret = 0;
 818                                         }
 819                                 }
 820                         }
 821                 }
 822         }
 823         /* Perform extended search, by eliminating blank characters */
 824         if (ret == -1) {
 825                 for (loop = 0; loop < MAX_MACLIENT_INFO_NUM && -1 == ret; loop++) {
 826                         if (mClientInfo[loop].used &&
 827                                 0 < strlen(mClientInfo[loop].appid)) {
 828                                 for (int inner_loop = 0; inner_loop < MAX_WAKEUP_WORDS_NUM; inner_loop++) {
 829                                         if (0 < strlen(mClientInfo[loop].wakeup_word[inner_loop])) {
 830                                                 char comparand[MAX_WAKEUP_WORD_LEN];
 831                                                 int comparand_index = 0;
 832                                                 for (int index = 0; index < MAX_WAKEUP_WORD_LEN; index++) {
 833                                                         if (' ' != mClientInfo[loop].wakeup_word[inner_loop][index]) {
 834                                                                 comparand[comparand_index++] = mClientInfo[loop].wakeup_word[inner_loop][index];
 835                                                         }
 836                                                 }
 837                                                 if (0 == strncmp(wakeup_word, comparand, MAX_WAKEUP_WORD_LEN)) {
 838                                                         mCurrentClientInfo = loop;
 839                                                         ret = 0;
 840                                                 }
 841                                         }
 842                                 }
 843                         }
 844                 }
 845         }
 846
 847         if (mCurrentClientInfo != prev_selection) {
 848                 if (prev_selection >= 0 && prev_selection < MAX_MACLIENT_INFO_NUM) {
 849                         pid_t pid = get_client_pid_by_appid(mClientInfo[prev_selection].appid);
 850                         mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_INACTIVE);
 851                 }
 852         }
 853
 854         return ret;
 855 }
 856
 857 int CServiceMain::set_current_client_by_appid(const char *appid)
 858 {
 859         int ret = -1;
 860         int prev_selection = mCurrentClientInfo;
 861
 862         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 863                 if (mClientInfo[loop].used &&
 864                         0 < strlen(mClientInfo[loop].appid) &&
 865                         0 < strlen(mClientInfo[loop].wakeup_word[0])) {
 866                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 867                                 mCurrentClientInfo = loop;
 868                                 ret = 0;
 869                         }
 870                 }
 871         }
 872
 873         if (mCurrentClientInfo != prev_selection) {
 874                 if (prev_selection >= 0 && prev_selection < MAX_MACLIENT_INFO_NUM) {
 875                         pid_t pid = get_client_pid_by_appid(mClientInfo[prev_selection].appid);
 876                         mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_INACTIVE);
 877                 }
 878         }
 879
 880         return ret;
 881 }
 882
 883 int CServiceMain::launch_client_by_appid(const char *appid, CLIENT_LAUNCH_MODE launch_mode)
 884 {
 885         int result = 0;
 886
 887         if (NULL == appid || 0 == strlen(appid)) {
 888                 MAS_LOGE("appid invalid, failed launching MA Client");
 889                 return -1;
 890         }
 891
 892         if (CLIENT_LAUNCH_MODE_PRELAUNCH == launch_mode) {
 893                 if (mApplicationManager.is_application_running(appid)) {
 894                         MAS_LOGE("appid %s is already running, no need for a prelaunch", appid);
 895                         return -1;
 896                 }
 897
 898                 result = mApplicationManager.launch_app_async(appid, true);
 899         } else {
 900                 result = mApplicationManager.launch_app_async(appid, false);
 901         }
 902
 903         if (CLIENT_LAUNCH_MODE_ACTIVATION == launch_mode) {
 904                 bool found = false;
 905                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 906                         if (mClientInfo[loop].used &&
 907                                 0 < strlen(mClientInfo[loop].appid)) {
 908                                 if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 909                                         mWakeupClientAppId = mClientInfo[loop].appid;
 910                                         found = true;
 911                                 }
 912                         }
 913                 }
 914                 MAS_LOGD("mWakeupClientAppId : %s, %d", mWakeupClientAppId.c_str(), found);
 915         }
 916
 917         return result;
 918 }
 919
 920 int CServiceMain::bring_client_to_foreground(const char* appid)
 921 {
 922         int ret = 0;
 923
 924         if (NULL == appid || 0 == strlen(appid)) {
 925                 MAS_LOGE("appid invalid, failed launching MA Client");
 926                 return -1;
 927         }
 928
 929         if (!mApplicationManager.bring_app_to_foreground(appid)) {
 930                 ret = -1;
 931         }
 932
 933         return ret;
 934 }
 935
 936 int CServiceMain::launch_client_by_wakeup_word(const char *wakeup_word)
 937 {
 938         const char *appid = get_client_appid_by_wakeup_word(wakeup_word);
 939         return launch_client_by_appid(appid, CLIENT_LAUNCH_MODE_ACTIVATION);
 940 }
 941
 942 int CServiceMain::prelaunch_default_assistant()
 943 {
 944         /* CHECK NEEDED : should the code segment below and activation logic above be moved to wakeup manger? */
 945         boost::optional<bool> prelaunch_mode =
 946                 mPreferenceManager.get_bool(WAKEUP_SETTINGS_KEY_PRELAUNCH_MODE);
 947         if (prelaunch_mode && *prelaunch_mode) {
 948                 const char *default_assistant = NULL;
 949                 if (0 == mServicePlugin.get_default_assistant(&default_assistant)) {
 950                         if (!(mApplicationManager.is_application_running(default_assistant))) {
 951                                 MAS_LOGD("prelaunching default_assistant_appid : %s", default_assistant);
 952                                 launch_client_by_appid(default_assistant, CLIENT_LAUNCH_MODE_PRELAUNCH);
 953                         }
 954                 }
 955         }
 956         return 0;
 957 }
 958
 959 int CServiceMain::update_voice_key_support_mode()
 960 {
 961         /* CHECK NEEDED : should the code segment below and activation logic above be moved to wakeup manger? */
 962         bool successful = false;
 963         const char *default_assistant = NULL;
 964         if (0 == mServicePlugin.get_default_assistant(&default_assistant)) {
 965                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 966                         if (mClientInfo[loop].used) {
 967                                 if (default_assistant &&
 968                                         strncmp(default_assistant, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 969                                         float duration = mClientInfo[loop].voice_key_tap_duration;
 970                                         if (0.0f < duration) {
 971                                                 mServicePlugin.set_voice_key_tap_duration(duration);
 972                                         } else {
 973                                                 mServicePlugin.unset_voice_key_tap_duration();
 974                                         }
 975                                         mServicePlugin.set_voice_key_support_mode(
 976                                                 mClientInfo[loop].voice_key_support_mode);
 977                                         successful = true;
 978                                 }
 979                         }
 980                 }
 981         }
 982
 983         if (!successful) {
 984                 mServicePlugin.unset_voice_key_tap_duration();
 985                 mServicePlugin.set_voice_key_support_mode(VOICE_KEY_SUPPORT_MODE_NONE);
 986         }
 987         return 0;
 988 }
 989
 990 ma_preprocessing_allow_mode_e CServiceMain::get_preprocessing_allow_mode(const char* appid)
 991 {
 992         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM; loop++) {
 993                 if (appid && mClientInfo[loop].used) {
 994                         if (strncmp(appid, mClientInfo[loop].appid, MAX_APPID_LEN) == 0) {
 995                                 return mClientInfo[loop].preprocessing_allow_mode;
 996                         }
 997                 }
 998         }
 999         return MA_PREPROCESSING_ALLOW_NONE;
1000 }
1001
1002 /* This might need to be read from settings in the future, but using macro for now */
1003 //#define BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1004
1005 int CServiceMain::process_preprocessing_state_event(PREPROCESSING_STATE_EVENT event)
1006 {
1007         const char* current_maclient_appid = NULL;
1008         const char* preprocessing_allow_appid = NULL;
1009         if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
1010                 current_maclient_appid = mClientInfo[mCurrentClientInfo].appid;
1011                 preprocessing_allow_appid = mClientInfo[mCurrentClientInfo].preprocessing_allow_appid;
1012         }
1013         ma_preprocessing_allow_mode_e mode = get_preprocessing_allow_mode(current_maclient_appid);
1014
1015         switch (event) {
1016                 case PREPROCESSING_STATE_EVENT_ASSISTANT_ACTIVATED:
1017                 {
1018 #ifndef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1019                         /* If there is no need to bring preprocessing assistant to front,
1020                                 current_maclient should always be brought to front */
1021                         bring_client_to_foreground(current_maclient_appid);
1022 #endif
1023                         mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED;
1024                         if (check_preprocessing_assistant_exists()) {
1025                                 if (MA_PREPROCESSING_ALLOW_UTTERANCE == mode ||
1026                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1027                                         if (is_current_preprocessing_assistant(preprocessing_allow_appid)) {
1028                                                 mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED;
1029                                         }
1030                                 }
1031                         } else {
1032 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1033                                 /* If preprocessing assistant does not exist, there is no way to enable
1034                                         preprocessing assistant, so bring current maclient to front right away */
1035                                 bring_client_to_foreground(current_maclient_appid);
1036 #endif
1037                         }
1038                 }
1039                 break;
1040                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_ALLOW_MODE_CHANGED:
1041                 {
1042                         mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED;
1043                         /* Enable preprocessing mode only if the preprocessing assistant exists */
1044                         if (check_preprocessing_assistant_exists()) {
1045                                 if (MA_PREPROCESSING_ALLOW_UTTERANCE == mode ||
1046                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1047                                         if (is_current_preprocessing_assistant(preprocessing_allow_appid)) {
1048                                                 mCurrentPreprocessingState = PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED;
1049                                         }
1050                                 }
1051                         }
1052                 }
1053                 break;
1054                 case PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED:
1055                 {
1056                         if (PREPROCESSING_STATE_WAKEUP_PREPROCESS_ENABLED == mCurrentPreprocessingState) {
1057                                 mCurrentPreprocessingState = PREPROCESSING_STATE_PREPROCESSING_UTTERANCE;
1058                         } else if (PREPROCESSING_STATE_WAKEUP_PREPROCESS_DISABLED == mCurrentPreprocessingState) {
1059                                 /* If preprocessing assistant does not exist, the current_maclient
1060                                         would have been brought to front already on wakeup event */
1061 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1062                                 if (check_preprocessing_assistant_exists()) {
1063                                         bring_client_to_foreground(current_maclient_appid);
1064                                 }
1065 #endif
1066                                 mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1067                         }
1068                 }
1069                 break;
1070                 case PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED:
1071                 {
1072                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1073                         if (check_preprocessing_assistant_exists()) {
1074                                 if (MA_PREPROCESSING_ALLOW_FOLLOW_UP == mode ||
1075                                         MA_PREPROCESSING_ALLOW_ALL == mode) {
1076                                         mCurrentPreprocessingState = PREPROCESSING_STATE_PREPROCESSING_FOLLOW_UP;
1077                                 }
1078                         }
1079                 }
1080                 break;
1081                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_SUCCEEDED:
1082                 {
1083 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1084                         if (PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED == mCurrentPreprocessingState ||
1085                                 PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED == mCurrentPreprocessingState) {
1086                                 boost::optional<std::string> preprocessing_assistant =
1087                                         mPreferenceManager.get_bool(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
1088                                 if (preprocessing_assistant) {
1089                                         MAS_LOGD("preprocessing_assistant_appid : %s", (*preprocessing_assistant).c_str());
1090                                         bring_client_to_foreground((*preprocessing_assistant).c_str());
1091                                 }
1092                         }
1093 #endif
1094                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1095                 }
1096                 break;
1097                 case PREPROCESSING_STATE_EVENT_PREPROCESSING_FAILED:
1098                 {
1099 #ifdef BRING_PREPROCESSING_ASSISTANT_TO_FRONT
1100                         if (PREPROCESSING_STATE_EVENT_UTTERANCE_STREAMING_STARTED == mCurrentPreprocessingState ||
1101                                 PREPROCESSING_STATE_EVENT_FOLLOW_UP_STREAMING_STARTED == mCurrentPreprocessingState) {
1102                                 bring_client_to_foreground(current_maclient_appid);
1103                         }
1104 #endif
1105                         mCurrentPreprocessingState = PREPROCESSING_STATE_NONE;
1106                 }
1107                 break;
1108         }
1109         return 0;
1110 }
1111
1112 int CServiceMain::set_current_service_state(ma_service_state_e state)
1113 {
1114         mCurrentServiceState = state;
1115
1116         int count = mClientManager.get_client_num();
1117         int i;
1118
1119         for (i = 0; i < count; i++) {
1120                 pid_t pid = mClientManager.find_client_pid_by_index(i);
1121
1122                 if (-1 != pid) {
1123                         int ret = mServiceIpc.change_service_state(pid, state);
1124                         if (0 != ret) {
1125                                 MAS_LOGE("[ERROR] Fail to set service state change to %d, ret(%d)", pid, ret);
1126                         }
1127                 }
1128         }
1129         return 0;
1130 }
1131
1132 ma_service_state_e CServiceMain::get_current_service_state()
1133 {
1134         return mCurrentServiceState;
1135 }
1136
1137 bool CServiceMain::is_valid_wakeup_engine(const char* appid)
1138 {
1139         for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM;loop++) {
1140                 if (mClientInfo[loop].used) {
1141                         LOGD("comparing appid : %s %s", mClientInfo[loop].wakeup_engine, appid);
1142                         if (0 == strncmp(mClientInfo[loop].wakeup_engine, appid, MAX_APPID_LEN)) {
1143                                 return true;
1144                         }
1145                 }
1146         }
1147         return false;
1148 }
1149
1150 bool CServiceMain::is_wakeup_engine(const pkgmgrinfo_appinfo_h handle)
1151 {
1152         if (nullptr == g_service_main) return false;
1153         bool is_wakeup_engine = false;
1154
1155         char *appid = NULL;
1156
1157         int ret = pkgmgrinfo_appinfo_get_appid(handle, &appid);
1158         if (PMINFO_R_OK == ret && NULL != appid) {
1159                 for (int loop = 0; loop < MAX_MACLIENT_INFO_NUM;loop++) {
1160                         if (mClientInfo[loop].used) {
1161                                 LOGD("comparing appid : %s %s", mClientInfo[loop].wakeup_engine, appid);
1162                                 if (0 == strncmp(mClientInfo[loop].wakeup_engine, appid, MAX_APPID_LEN)) {
1163                                         is_wakeup_engine = true;
1164                                 }
1165                         }
1166                 }
1167         } else {
1168                 LOGE("pkgmgrinfo_appinfo_get_appid failed! error code=%d", ret);
1169         }
1170
1171         return is_wakeup_engine;
1172 }
1173
1174 bool CServiceMain::is_voice_assistant(const pkgmgrinfo_appinfo_h handle)
1175 {
1176         bool is_voice_assistant = false;
1177         char* metadata_value = NULL;
1178         const char* voice_assistant_metadata = "http://tizen.org/metadata/multi-assistant/name";
1179         int ret = pkgmgrinfo_appinfo_get_metadata_value(handle, voice_assistant_metadata, &metadata_value);
1180         if (PMINFO_R_OK == ret && NULL != metadata_value) {
1181                 is_voice_assistant = true;
1182         } else {
1183                 LOGE("pkgmgrinfo_appinfo_get_metadata_value failed! error code=%d", ret);
1184         }
1185         return is_voice_assistant;
1186 }
1187
1188 static int pkg_app_list_cb(const pkgmgrinfo_appinfo_h handle, void *user_data)
1189 {
1190         if (!g_service_main) return 0;
1191
1192         int *result = (int*)user_data;
1193         if (result) {
1194                 if (g_service_main->is_voice_assistant(handle)) {
1195                         *result = 1;
1196                 } else if (g_service_main->is_wakeup_engine(handle)) {
1197                         *result = 1;
1198                 }
1199         }
1200         return 0;
1201 }
1202
1203 /*
1204 INFO: Package install/update/uninstall scenario
1205 Install and Uninstall are obviously simple.
1206    Install: just INSTALL
1207    Uninstall: just UNINSTALL
1208 Update package (change the source codes and Run As again), there are four scenarios:
1209 1. UPDATE
1210    Source code change
1211 2. UNINSTALL -> INSTALL
1212    This happens when Tizen IDE Property > Tizen SDK > Rapid Development Support > Check "Enable Project specific settings"
1213    and change Application ID in tizen-manifest.xml file and Run As.
1214 3. UPDATE -> INSTALL
1215    This happens when Tizen IDE Property > Tizen SDK > Rapid Development Support > Uncheck "Enable Project specific settings"
1216    and change Application ID in tizen-manifest.xml file and Run As.
1217    At UPDATE event, pkgid (package parameter) is invalid...
1218 4. UPDATE
1219    Exceptionally, only UPDATE can be called when Application ID in tizen-manifest.xml file is changed.
1220    At UPDATE event, pkgid (package parameter) is valid, and only appid is changed; the previous appid is invalid.
1221 */
1222 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)
1223 {
1224         CServiceMain* service_main = static_cast<CServiceMain*>(user_data);
1225
1226         int ret = 0;
1227         uid_t uid = getuid();
1228         pkgmgrinfo_pkginfo_h handle = NULL;
1229         static bool in_progress = false;
1230         bool should_exit = false;
1231
1232         if (!package || !type)
1233                 return;
1234
1235         if (PACKAGE_MANAGER_EVENT_TYPE_UPDATE != event_type &&
1236                 PACKAGE_MANAGER_EVENT_TYPE_INSTALL != event_type &&
1237                 PACKAGE_MANAGER_EVENT_TYPE_UNINSTALL != event_type)
1238                 return;
1239
1240         if (PACKAGE_MANAGER_EVENT_STATE_STARTED != event_state &&
1241                 PACKAGE_MANAGER_EVENT_STATE_COMPLETED != event_state)
1242                 return;
1243
1244         bool user = false;
1245         MAS_LOGD("type=%s package=%s event_type=%d event_state=%d progress=%d error=%d",
1246                 type, package, event_type, event_state, progress, error);
1247         ret = pkgmgrinfo_pkginfo_get_pkginfo(package, &handle);
1248         if (ret != PMINFO_R_OK || NULL == handle) {
1249                 MAS_LOGW("Failed to call pkgmgrinfo_pkginfo_get_pkginfo(\"%s\",~) returned %d", package, ret);
1250                 /* Try to get in user packages */
1251                 user = true;
1252                 ret = pkgmgrinfo_pkginfo_get_usr_pkginfo(package, uid, &handle);
1253                 if (ret != PMINFO_R_OK || NULL == handle) {
1254                         MAS_LOGW("Failed to call pkgmgrinfo_pkginfo_get_pkginfo & get_usr_pkginfo(\"%s\",~) returned %d, uid : %d", package, ret, getuid());
1255                         return;
1256                 }
1257         }
1258
1259         if (user) {
1260                 /* Try to get in user packages */
1261                 pkgmgrinfo_appinfo_get_usr_list(handle, PMINFO_ALL_APP, pkg_app_list_cb, (void *)&ret, uid);
1262         }  else {
1263                 /* Try to get in global packages */
1264                 pkgmgrinfo_appinfo_get_list(handle, PMINFO_ALL_APP, pkg_app_list_cb, (void *)&ret);
1265         }
1266         if (1 == ret) {
1267                 if (PACKAGE_MANAGER_EVENT_STATE_STARTED == event_state) {
1268                         MAS_LOGI("processing PACKAGE_MANAGER_EVENT_STATE_STARTED event : %d", event_type);
1269                         if (false == in_progress) {
1270                                 in_progress = true;
1271                                 if (service_main) {
1272                                         service_main->deinitialize_service_plugin();
1273                                 } else {
1274                                         MAS_LOGE("service_main is NULL");
1275                                 }
1276                         }
1277                 } else if (PACKAGE_MANAGER_EVENT_STATE_COMPLETED == event_state) {
1278                         MAS_LOGI("processing PACKAGE_MANAGER_EVENT_STATE_COMPLETED event : %d", event_type);
1279                         if (false == in_progress) {
1280                                 if (service_main) {
1281                                         service_main->deinitialize_service_plugin();
1282                                 } else {
1283                                         MAS_LOGE("service_main is NULL");
1284                                 }
1285                         }
1286                         /*
1287                         if (service_main) {
1288                                 service_main->initialize_service_plugin();
1289                                 service_main->process_activated_setting();
1290                         } else {
1291                                 MAS_LOGE("service_main is NULL");
1292                         }
1293                         */
1294                         should_exit = true;
1295                         in_progress = false;
1296                 }
1297         }
1298
1299         pkgmgrinfo_pkginfo_destroy_pkginfo(handle);
1300
1301         if (should_exit) {
1302                 LOGI("Now restarting multi-assistant-service for reloading updated modules");
1303                 service_app_exit();
1304         }
1305
1306         return;
1307 }
1308
1309 bool CServiceMain::app_create(void *data)
1310 {
1311         // Todo: add your code here.
1312         MAS_LOGD("[Enter] Service app create");
1313
1314         g_service_main = this;
1315
1316         mClientManager.set_application_manager(&mApplicationManager);
1317
1318         mServiceIpc.set_client_manager(&mClientManager);
1319         mServiceIpc.set_application_manager(&mApplicationManager);
1320         mServiceIpc.set_service_ipc_observer(this);
1321
1322         mServicePlugin.set_service_ipc(&mServiceIpc);
1323         mServicePlugin.set_service_main(this);
1324
1325         int ret = mServiceIpc.open_connection();
1326         if (0 != ret) {
1327                 MAS_LOGE("[ERROR] Fail to open connection");
1328         }
1329
1330         initialize_service_plugin();
1331
1332         process_activated_setting();
1333
1334         prelaunch_default_assistant();
1335         update_voice_key_support_mode();
1336
1337         /* For the case of preprocessing assistant, it always have to be launched beforehand */
1338         boost::optional<std::string> preprocessing_assistant =
1339                 mPreferenceManager.get_string(WAKEUP_SETTINGS_KEY_PREPROCESSING_ASSISTANT_APPID);
1340         if (preprocessing_assistant) {
1341                 MAS_LOGD("prelaunching preprocessing_assistant_appid : %s", (*preprocessing_assistant).c_str());
1342                 launch_client_by_appid((*preprocessing_assistant).c_str(), CLIENT_LAUNCH_MODE_PRELAUNCH);
1343         }
1344
1345         if (!mPackageManagerHandle) {
1346                 int ret = package_manager_create(&mPackageManagerHandle);
1347                 if (ret == PACKAGE_MANAGER_ERROR_NONE) {
1348                         ret = package_manager_set_event_cb(mPackageManagerHandle, _package_manager_event_cb, this);
1349                         if (ret == PACKAGE_MANAGER_ERROR_NONE) {
1350                                 LOGD("package_manager_set_event_cb succeeded.");
1351                         } else {
1352                                 LOGE("package_manager_set_event_cb failed(%d)", ret);
1353                         }
1354                 } else {
1355                         LOGE("package_manager_create failed(%d)", ret);
1356                 }
1357         }
1358
1359         return true;
1360 }
1361
1362 void CServiceMain::app_terminate(void *data)
1363 {
1364         MAS_LOGI("[ENTER]");
1365         if (mPackageManagerHandle) {
1366                 package_manager_unset_event_cb(mPackageManagerHandle);
1367                 package_manager_destroy(mPackageManagerHandle);
1368                 mPackageManagerHandle = NULL;
1369         }
1370
1371         deinitialize_service_plugin();
1372
1373         mPreferenceManager.unregister_changed_callback(
1374                 MULTI_ASSISTANT_SETTINGS_ACTIVATED, active_state_changed_cb);
1375
1376         int ret = mServiceIpc.close_connection();
1377         if (0 != ret) {
1378                 MAS_LOGE("[ERROR] Fail to close connection");
1379         }
1380
1381         g_service_main = nullptr;
1382
1383         MAS_LOGI("[END]");
1384         return;
1385 }
1386
1387 int CServiceMain::on_initialize(pid_t pid) {
1388         MAS_LOGD("[Enter] pid(%d)", pid);
1389
1390         std::string pid_appid;
1391         boost::optional<std::string> appid_by_pid = mApplicationManager.get_appid_by_pid(pid);
1392         if (appid_by_pid) {
1393                 pid_appid = *appid_by_pid;
1394                 MAS_LOGD("appid for pid %d is : %s", pid, pid_appid.c_str());
1395
1396                 /* Remove existing client that has same appid, if there's any */
1397                 mClientManager.destroy_client_by_appid(pid_appid.c_str());
1398
1399                 /* And remove a client that has same pid also */
1400                 mClientManager.destroy_client_by_pid(pid);
1401
1402                 mClientManager.create_client(pid, pid_appid.c_str());
1403
1404                 const char *current_maclient_appid = NULL;
1405                 if (mCurrentClientInfo >= 0 && mCurrentClientInfo < MAX_MACLIENT_INFO_NUM) {
1406                         current_maclient_appid = mClientInfo[mCurrentClientInfo].appid;
1407                 }
1408
1409                 client_send_preprocessing_information(pid);
1410                 if (MA_VOICE_KEY_STATUS_PRESSED == mLastVoiceKeyStatus) {
1411                         client_send_voice_key_status_change(pid, mLastVoiceKeyStatus);
1412                 }
1413                 if (current_maclient_appid && 0 == pid_appid.compare(current_maclient_appid)) {
1414                         MAS_LOGD("MA client with current maclient appid connected!");
1415
1416                         if (0 == mWakeupClientAppId.compare(pid_appid)) {
1417                                 mWakeupClientAppId.clear();
1418                                 mServiceIpc.change_active_state(pid, MA_ACTIVE_STATE_ACTIVE);
1419                                 process_preprocessing_state_event(PREPROCESSING_STATE_EVENT_ASSISTANT_ACTIVATED);
1420                         } else {
1421                                 MAS_LOGE("[ERROR] mWakeupClientAppId and appid differ : %s %s",
1422                                         mWakeupClientAppId.c_str(), pid_appid.c_str());
1423                         }
1424                 } else {
1425                         MAS_LOGD("MA client connected, but its appid does not match with current maclient");
1426                 }
1427
1428                 mServiceIpc.change_service_state(pid, get_current_service_state());
1429         } else {
1430                 MAS_LOGE("[ERROR] Fail to retrieve appid");
1431         }
1432
1433         return 0;
1434 }
1435
1436 int CServiceMain::on_deinitialize(pid_t pid) {
1437         MAS_LOGD("[Enter] pid(%d)", pid);
1438         mClientManager.destroy_client_by_pid(pid);
1439         return 0;
1440 }
1441
1442 int CServiceMain::on_get_audio_format(pid_t pid, int& rate, int& channel, int& audio_type) {
1443         int main_rate, main_channel, main_audio_type;
1444         int ret = client_get_audio_format(pid,
1445                 &main_rate, &main_channel, &main_audio_type);
1446         rate = main_rate;
1447         channel = main_channel;
1448         audio_type = main_audio_type;
1449         return ret;
1450 }
1451
1452 int CServiceMain::on_get_audio_source_type(pid_t pid, std::string& type) {
1453         char *main_type = nullptr;
1454         int ret = client_get_audio_source_type(pid, &main_type);
1455         if (0 == ret && main_type) {
1456                 type = std::string{main_type};
1457         }
1458         return ret;
1459 }
1460
1461 int CServiceMain::on_send_asr_result(pid_t pid, int event, std::string asr_result) {
1462         return client_send_asr_result(pid, event, asr_result.c_str());
1463 }
1464
1465 int CServiceMain::on_send_result(pid_t pid, std::string display_text,
1466         std::string utterance_text, std::string result_json) {
1467         return client_send_result(pid,
1468                 display_text.c_str(), utterance_text.c_str(), result_json.c_str());
1469 }
1470
1471 int CServiceMain::on_send_recognition_result(pid_t pid, int result) {
1472         return client_send_recognition_result(pid, result);
1473 }
1474
1475 int CServiceMain::on_start_streaming_audio_data(pid_t pid, int type) {
1476         return client_start_streaming_audio_data(pid, type);
1477 }
1478
1479 int CServiceMain::on_stop_streaming_audio_data(pid_t pid, int type) {
1480         return client_stop_streaming_audio_data(pid, type);
1481 }
1482
1483 int CServiceMain::on_update_voice_feedback_state(pid_t pid, int state) {
1484         return client_update_voice_feedback_state(pid, state);
1485 }
1486
1487 int CServiceMain::on_send_assistant_specific_command(pid_t pid, std::string command) {
1488         return client_set_assistant_specific_command(pid, command.c_str());
1489 }
1490
1491 int CServiceMain::on_set_background_volume(pid_t pid, double ratio) {
1492         return client_set_background_volume(pid, ratio);
1493 }
1494
1495 int CServiceMain::on_set_preprocessing_allow_mode(pid_t pid, int mode, std::string app_id) {
1496         return client_set_preprocessing_allow_mode(pid,
1497                 static_cast<ma_preprocessing_allow_mode_e>(mode), app_id.c_str());
1498 }
1499
1500 int CServiceMain::on_send_preprocessing_result(pid_t pid, int result) {
1501         return client_send_preprocessing_result(pid, result);
1502 }
1503
1504 int CServiceMain::on_set_wake_word_audio_require_flag(pid_t pid, int require) {
1505         return client_set_wake_word_audio_require_flag(pid, require);
1506 }
1507
1508 int CServiceMain::on_set_assistant_language(pid_t pid, std::string language) {
1509         return client_set_assistant_language(pid, language.c_str());
1510 }
1511
1512 int CServiceMain::on_add_wake_word(pid_t pid, std::string wake_word, std::string language) {
1513         return client_add_wake_word(pid, wake_word.c_str(), language.c_str());
1514 }
1515
1516 int CServiceMain::on_remove_wake_word(pid_t pid, std::string wake_word, std::string language) {
1517         return client_remove_wake_word(pid, wake_word.c_str(), language.c_str());
1518 }
1519
1520 int CServiceMain::on_ui_initialize(pid_t pid)
1521 {
1522         return ui_client_initialize(pid);
1523 }
1524
1525 int CServiceMain::on_ui_deinitialize(pid_t pid)
1526 {
1527         return ui_client_deinitialize(pid);
1528 }
1529
1530 int CServiceMain::on_ui_change_assistant(std::string app_id)
1531 {
1532         return ui_client_change_assistant(app_id.c_str());
1533 }