server/vcd_server.c

   1 /*
   2 * Copyright (c) 2011-2015 Samsung Electronics Co., Ltd All Rights Reserved
   3 *
   4 * Licensed under the Apache License, Version 2.0 (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://www.apache.org/licenses/LICENSE-2.0
   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 <app.h>
  18 #include <app_manager.h>
  19 #include <dirent.h>
  20 #include <sound_manager.h>
  21
  22 #include "vc_cmd_db.h"
  23 #include "vc_info_parser.h"
  24 #include "vcd_main.h"
  25 #include "vcd_server.h"
  26 #include "vcd_client_data.h"
  27
  28 #include "vcd_engine_agent.h"
  29 #include "vcd_config.h"
  30 #include "vcd_recorder.h"
  31 #include "vcd_dbus.h"
  32
  33 #include "voice_control_command_expand.h"
  34
  35 /*
  36 * VC Server static variable
  37 */
  38 static bool     g_is_engine;
  39
  40 static GList *g_proc_list = NULL;
  41
  42 static Ecore_Timer *g_restart_timer = NULL;
  43
  44 /**
  45 * @brief Enumerations of send event type.
  46 */
  47 typedef enum {
  48         VCD_SEND_EVENT_TYPE_TEXT,               /**< send text event to vc engine*/
  49         VCD_SEND_EVENT_TYPE_LIST_EVENT,         /**< send list event to vc engine */
  50         VCD_SEND_EVENT_TYPE_HAPTIC_EVENT        /**< send haptic event to vc engine */
  51 } vcd_send_event_type_e;
  52
  53 /*
  54 * VC Server Internal Functions
  55 */
  56 static Eina_Bool __stop_by_silence(void *data)
  57 {
  58         SLOG(LOG_DEBUG, TAG_VCD, "===== Silence Detected ");
  59
  60         vcd_server_mgr_stop();
  61
  62         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  63         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  64         return EINA_FALSE;
  65 }
  66
  67 static Eina_Bool __cancel_by_interrupt(void *data)
  68 {
  69         SLOG(LOG_DEBUG, TAG_VCD, "===== Cancel by interrupt");
  70
  71         vcd_server_mgr_cancel();
  72
  73         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  74         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  75         return EINA_FALSE;
  76 }
  77
  78 static void __cancel_by_error(void *data)
  79 {
  80         SLOG(LOG_DEBUG, TAG_VCD, "===== Cancel by error");
  81
  82         vcd_server_mgr_cancel();
  83
  84         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  85         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  86         return;
  87 }
  88
  89 static Eina_Bool __restart_engine(void *data)
  90 {
  91         SLOG(LOG_DEBUG, TAG_VCD, "===== Restart by no result");
  92
  93         g_restart_timer = NULL;
  94
  95         /* Restart recognition */
  96         int ret = vcd_engine_recognize_start(true);
  97         if (0 != ret) {
  98                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to restart recognition : result(%d)", ret);
  99                 return EINA_FALSE;
 100         }
 101
 102         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start engine");
 103
 104         if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
 105                 vcd_config_set_service_state(VCD_STATE_RECORDING);
 106                 vcdc_send_service_state(VCD_STATE_RECORDING);
 107         }
 108
 109         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Restart recognition");
 110
 111         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 112         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 113         return EINA_FALSE;
 114 }
 115
 116 static int __server_recorder_callback(const void* data, const unsigned int length)
 117 {
 118         vcd_state_e state = vcd_config_get_service_state();
 119         if (VCD_STATE_READY == state) {
 120                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Ready state, but recording");
 121         } else if (VCD_STATE_PROCESSING == state) {
 122                 return 0;
 123         }
 124
 125         vcp_speech_detect_e speech_detected = VCP_SPEECH_DETECT_NONE;
 126         int ret;
 127
 128         ret = vcd_engine_recognize_audio(data, length, &speech_detected);
 129
 130         if (0 > ret) {
 131                 /* Error */
 132                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set recording data to engine(%d)", ret);
 133                 ecore_timer_add(0, __cancel_by_interrupt, NULL);
 134                 /* Send error cb to manager */
 135                 if (VCP_ERROR_OUT_OF_NETWORK == ret) {
 136                         vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_TIMED_OUT, "Engine connection failed");
 137                 } else {
 138                         vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_OPERATION_FAILED, "Engine recognition failed");
 139                 }
 140                 return 0;
 141         }
 142
 143         if (VCP_SPEECH_DETECT_BEGIN == speech_detected) {
 144                 if (-1 != vcd_client_manager_get_pid()) {
 145                         /* Manager client is available */
 146                         if (0 != vcdc_send_speech_detected(vcd_client_manager_get_pid())) {
 147                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send speech detected");
 148                         }
 149                 }
 150         } else if (VCP_SPEECH_DETECT_END == speech_detected) {
 151                 if (VCD_RECOGNITION_MODE_STOP_BY_SILENCE == vcd_client_get_recognition_mode()) {
 152                         /* silence detected */
 153                         ecore_timer_add(0, __stop_by_silence, NULL);
 154                 } else if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
 155                         /* Stop engine recognition */
 156                         int ret = vcd_engine_recognize_stop();
 157                         if (0 != ret) {
 158                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
 159                         }
 160                         vcd_config_set_service_state(VCD_STATE_PROCESSING);
 161                         vcdc_send_service_state(VCD_STATE_PROCESSING);
 162
 163                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop engine only by silence");
 164                 } else if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY == vcd_client_get_recognition_mode()) {
 165                         /* Stop engine recognition */
 166                         int ret = vcd_engine_recognize_stop();
 167                         if (0 != ret) {
 168                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
 169                         }
 170                 }
 171         }
 172
 173         return 0;
 174 }
 175
 176 void __server_recorder_interrupt_callback()
 177 {
 178         SLOG(LOG_DEBUG, TAG_VCD, "===== Cancel by sound interrupt");
 179
 180         ecore_timer_add(0, __cancel_by_interrupt, NULL);
 181
 182         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 183         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 184 }
 185
 186 static void __config_lang_changed_cb(const char* current_lang, void* user_data)
 187 {
 188         SLOG(LOG_DEBUG, TAG_VCD, "===== Change language ");
 189
 190         /* Current state is recording */
 191         vcd_state_e state = vcd_config_get_service_state();
 192         if (VCD_STATE_RECORDING == state || VCD_STATE_PROCESSING == state) {
 193                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is 'Recording'. Cancel recognition");
 194                 vcd_server_mgr_cancel();
 195         }
 196
 197         int ret;
 198         ret = vcd_engine_set_current_language(current_lang);
 199         if (0 != ret) {
 200                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set language of engine : %d", ret);
 201         }
 202
 203         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 204         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 205
 206         return;
 207 }
 208
 209 static void __config_foreground_changed_cb(int previous, int current, void* user_data)
 210 {
 211         SLOG(LOG_DEBUG, TAG_VCD, "===== Change foreground");
 212
 213         SLOG(LOG_DEBUG, TAG_VCD, "Foreground pid(%d)", current);
 214
 215         if (VC_NO_FOREGROUND_PID != current) {
 216                 /* Foreground app is changed */
 217                 vcd_state_e state = vcd_config_get_service_state();
 218                 if (VCD_STATE_RECORDING == state) {
 219                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Foreground pid(%d) is changed. Cancel recognition", current);
 220                         ecore_timer_add(0, __cancel_by_interrupt, NULL);
 221                 }
 222         }
 223
 224         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 225         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 226
 227         return;
 228 }
 229
 230 static int __vcd_activate_app_by_appcontrol(const char* appid)
 231 {
 232         if (NULL == appid) {
 233                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Invalid parameter");
 234                 return VCD_ERROR_INVALID_PARAMETER;
 235         }
 236
 237         int ret = -1;
 238         app_control_h app_control = NULL;
 239         ret = app_control_create(&app_control);
 240         if (APP_CONTROL_ERROR_NONE == ret) {
 241                 // Set extra data
 242                 ret = app_control_add_extra_data(app_control, "voice_launch", "get_result");
 243                 if (APP_CONTROL_ERROR_NONE != ret) {
 244                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to add extra data, ret(%d)", ret);
 245                         return VCD_ERROR_OPERATION_FAILED;
 246                 }
 247                 // Set an app ID.
 248                 ret = app_control_set_app_id(app_control, appid);
 249                 if (APP_CONTROL_ERROR_NONE != ret) {
 250                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to set app id, ret(%d)", ret);
 251                         return VCD_ERROR_OPERATION_FAILED;
 252                 }
 253                 // Sent launch request
 254                 ret = app_control_send_launch_request(app_control, NULL, NULL);
 255                 if(APP_CONTROL_ERROR_NONE != ret) {
 256                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to send launch request, ret(%d)", ret);
 257                         return VCD_ERROR_OPERATION_FAILED;
 258                 }
 259                 // Destroy app control
 260                 ret = app_control_destroy(app_control);
 261                 if (APP_CONTROL_ERROR_NONE != ret) {
 262                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to destroy, ret(%d)", ret);
 263                         return VCD_ERROR_OPERATION_FAILED;
 264                 }
 265         }
 266         return VCD_ERROR_NONE;
 267 }
 268
 269 static int __vcd_resume_app(const char* appid)
 270 {
 271         app_context_h app_context = NULL;
 272         int ret = app_manager_get_app_context(appid, &app_context);
 273         if (APP_MANAGER_ERROR_NONE != ret) {
 274                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to get app_context, ret(%d), appid(%s)", ret, appid);
 275                 return VCD_ERROR_OPERATION_FAILED;
 276         }
 277
 278         ret = app_manager_resume_app(app_context);
 279         if (APP_MANAGER_ERROR_NONE != ret) {
 280                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to resume app, ret(%d), appid(%s)", ret, appid);
 281                 return VCD_ERROR_OPERATION_FAILED;
 282         }
 283         return VCD_ERROR_NONE;
 284 }
 285
 286 static bool __vcd_is_package_installed(const char* appid)
 287 {
 288         app_info_h app_info = NULL;
 289         int ret = app_manager_get_app_info(appid, &app_info);
 290         if (APP_MANAGER_ERROR_NONE != ret || NULL == app_info)
 291                 return false;
 292         ret = app_info_destroy(app_info);
 293         if (APP_MANAGER_ERROR_NONE != ret)
 294                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to destroy app_info, ret(%d)", ret);
 295         return true;
 296 }
 297
 298 static bool __vcd_launch_app(const char* result)
 299 {
 300         if (NULL == result) {
 301                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Invalid parameter");
 302                 return VCD_ERROR_INVALID_PARAMETER;
 303         }
 304
 305         GSList* app_list = NULL;
 306         if (0 != vc_db_get_appid_list(result, &app_list)) {
 307                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] result text is NULL");
 308                 return VCD_ERROR_INVALID_PARAMETER;
 309         }
 310
 311         if (0 != g_slist_length(app_list)) {
 312                 /* releaes data */
 313                 GSList *iter = NULL;
 314                 vc_deactivated_app_s* temp_app = NULL;
 315                 iter = g_slist_nth(app_list, 0);
 316
 317                 while (NULL != iter) {
 318                         temp_app = iter->data;
 319
 320                         if (NULL != temp_app) {
 321                                 if (NULL != temp_app->appid) {
 322                                         int ret = -1;
 323                                         bool running = false;
 324                                         ret = app_manager_is_running(temp_app->appid, &running);
 325                                         if (APP_MANAGER_ERROR_NONE != ret) {
 326                                                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to check running with appid(%s)", temp_app->appid);
 327                                                 free(temp_app->appid);
 328                                                 temp_app->appid = NULL;
 329                                                 free(temp_app);
 330                                                 temp_app = NULL;
 331                                                 return VCD_ERROR_OPERATION_FAILED;
 332                                         }
 333                                         if (false == running) {
 334                                                 int tmp_ret = __vcd_is_package_installed(temp_app->appid);
 335                                                 if (false == tmp_ret) {
 336                                                         SLOG(LOG_WARN, TAG_VCD, "[WARNING] app is not installed, appid(%s)", temp_app->appid);
 337                                                 } else {
 338                                                         ret = __vcd_activate_app_by_appcontrol(temp_app->appid);
 339                                                         if (0 != ret) {
 340                                                                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to activate app");
 341                                                                 free(temp_app->appid);
 342                                                                 temp_app->appid = NULL;
 343                                                                 free(temp_app);
 344                                                                 temp_app = NULL;
 345                                                                 return ret;
 346                                                         }
 347                                                         SLOG(LOG_ERROR, TAG_VCD, "Launch app: appid(%s) result(%s)", temp_app->appid, result);
 348                                                 }
 349                                         } else {
 350                                                 ret = __vcd_resume_app(temp_app->appid);
 351                                                 if (0 != ret) {
 352                                                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to resume app");
 353                                                         free(temp_app->appid);
 354                                                         temp_app->appid = NULL;
 355                                                         free(temp_app);
 356                                                         temp_app = NULL;
 357                                                         return ret;
 358                                                 }
 359                                                 SLOG(LOG_ERROR, TAG_VCD, "Resume app: appid(%s) result(%s)", temp_app->appid, result);
 360                                         }
 361                                         free(temp_app->appid);
 362                                         temp_app->appid = NULL;
 363                                 }
 364                                 free(temp_app);
 365                                 temp_app = NULL;
 366                         }
 367                         iter = g_slist_next(iter);
 368                 }
 369                 app_list = NULL;
 370         }
 371
 372         return VCD_ERROR_NONE;
 373 }
 374
 375 static Eina_Bool __vcd_send_selected_result(void *data)
 376 {
 377         GSList* pid_list = NULL;
 378         const char* result = vcd_client_manager_get_result_text();
 379
 380         if (0 != vc_info_parser_get_result_pid_list(&pid_list, result)) {
 381                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to get pid list. No result");
 382         } else {
 383                 if (0 < g_slist_length(pid_list)) {
 384                         GSList* iter = NULL;
 385                         vc_cmd_s* temp_cmd = NULL;
 386                         int ret = 0;
 387
 388                         iter = g_slist_nth(pid_list, 0);
 389                         while (NULL != iter) {
 390                                 temp_cmd = iter->data;
 391
 392                                 if (NULL != temp_cmd) {
 393                                         /* Launch deactivated several apps that is matched with result */
 394                                         ret = __vcd_launch_app(result);
 395                                         if (0 != ret) {
 396                                                 SLOG(LOG_ERROR, TAG_VCD, "Fail to launch or resume app, ret(%d) result(%s)", ret, result);
 397                                         } else {
 398                                                 /* send result noti */
 399                                                 ret = vcdc_send_result(temp_cmd->pid, vcd_client_manager_get_pid(), temp_cmd->type);
 400                                                 if (0 != ret) {
 401                                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result, ret(%d)", ret);
 402                                                         break;
 403                                                 } else {
 404                                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Send result : pid(%d) type(%d)", temp_cmd->pid, temp_cmd->type);
 405                                                 }
 406                                         }
 407                                         free(temp_cmd);
 408                                         temp_cmd = NULL;
 409                                 }
 410                                 pid_list = g_slist_remove_link(pid_list, iter);
 411                                 iter = g_slist_nth(pid_list, 0);
 412                         }
 413                 }
 414         }
 415
 416         if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY != vcd_client_get_recognition_mode()) {
 417                 vcd_config_set_service_state(VCD_STATE_READY);
 418                 vcdc_send_service_state(VCD_STATE_READY);
 419         }
 420
 421         return EINA_FALSE;
 422 }
 423
 424 //static void __vcd_server_pre_result_cb(vcp_pre_result_event_e event, const char* pre_result, void *user_data)
 425 static void __vcd_server_asr_result_cb(vcp_asr_result_event_e event, const char* asr_result, void *user_data)
 426 {
 427         if (NULL != asr_result) {
 428                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] ASR result - Event(%d), Text(%s)", event, asr_result);
 429                 vcdc_send_pre_result_to_manager(vcd_client_manager_get_pid(), event, asr_result);
 430         }
 431
 432         return;
 433 }
 434
 435 static void* __recorder_stop(void *data)
 436 {
 437         vcd_recorder_stop();
 438         return NULL;
 439 }
 440
 441 static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int count, const char* all_result,
 442                                                                    const char* non_fixed_result, const char* nlu_result, const char* msg, void *user_data)
 443 {
 444         if (VCD_STATE_PROCESSING != vcd_config_get_service_state()) {
 445                 if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY != vcd_client_get_recognition_mode()) {
 446                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not 'Processing' and mode is not 'Restart continuously'");
 447                         return;
 448                 }
 449         }
 450
 451         vc_info_parser_unset_result(vcd_client_manager_get_exclusive());
 452         vcd_client_manager_set_result_text(all_result);
 453
 454         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Event(%d), Text(%s) Nonfixed(%s) Msg(%s) Result count(%d)",
 455                 event, all_result, non_fixed_result, msg, count);
 456
 457         if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
 458                 if (VCP_RESULT_EVENT_REJECTED == event) {
 459                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart by no or rejected result");
 460                         /* If no result and restart option is ON */
 461                         /* Send reject message */
 462                         bool temp = vcd_client_manager_get_exclusive();
 463                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 464                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
 465                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 466                         }
 467
 468                         g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
 469                         return;
 470                 }
 471                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop recorder due to success");
 472                 //vcd_recorder_stop();
 473                 ecore_main_loop_thread_safe_call_sync(__recorder_stop, NULL);
 474         } else if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY == vcd_client_get_recognition_mode()) {
 475                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart continuously");
 476                 /* Restart option is ON */
 477                 g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
 478                 if (VCP_RESULT_EVENT_REJECTED == event) {
 479                         bool temp = vcd_client_manager_get_exclusive();
 480                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 481                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
 482                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 483                         }
 484                         return;
 485                 }
 486         }
 487 #if 1
 488         /* if nlu_result is exist, Add command handle(is_action) into result list */
 489         /* Normal result */
 490         SLOG(LOG_DEBUG, TAG_VCD, "[Server] === Get engine result ===");
 491
 492         int ret = -1;
 493         vc_cmd_s* temp_cmd = NULL;
 494         vc_cmd_list_h vc_cmd_list = NULL;
 495
 496         if (0 != vc_cmd_list_create(&vc_cmd_list)) {
 497                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to create command list");
 498                 vcd_client_manager_set_exclusive(false);
 499                 vcd_config_set_service_state(VCD_STATE_READY);
 500                 vcdc_send_service_state(VCD_STATE_READY);
 501                 return;
 502         }
 503
 504         /* priority filter */
 505         /* system > exclusive > foreground = widget > system_background > background */
 506         int i = 0;
 507         int* filtered_id = (int*)calloc(count, sizeof(int));
 508         int filtered_count = 0;
 509         int top_priority = VC_COMMAND_PRIORITY_BACKGROUND;
 510         for (i = 0; i < count; i++) {
 511                 SLOG(LOG_DEBUG, TAG_VCD, "[Server]   [%d] Result id(%d)", i, result_id[i]);
 512
 513                 if (0 > result_id[i]) {
 514                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Result ID(%d) is NOT valid", result_id[i]);
 515                         continue;
 516                 }
 517
 518                 ret = vcd_client_get_cmd_from_result_id(result_id[i], &temp_cmd);
 519                 if (0 == ret && NULL != temp_cmd) {
 520                         if (top_priority == temp_cmd->priority) {
 521                                 filtered_id[filtered_count] = result_id[i];
 522                                 filtered_count++;
 523                         } else if (top_priority < temp_cmd->priority) {
 524                                 continue;
 525                         } else {
 526                                 filtered_id[0] = result_id[i];
 527                                 filtered_count = 1;
 528                                 top_priority = temp_cmd->priority;
 529                         }
 530                 }
 531         }
 532
 533         int is_action = 0;
 534         for (i = 0; i < filtered_count; i++) {
 535                 SLOG(LOG_DEBUG, TAG_VCD, "[Server]   [%d] Filtered Result id(%d)", i, filtered_id[i]);
 536
 537                 if (filtered_id[i] < 0) {
 538                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Filtered ID(%d) is NOT valid", filtered_id[i]);
 539                         continue;
 540                 }
 541
 542                 ret = vcd_client_get_cmd_from_result_id(filtered_id[i], &temp_cmd);
 543                 if (0 == ret && NULL != temp_cmd) {
 544                         switch (temp_cmd->format) {
 545                         case VC_CMD_FORMAT_FIXED:
 546                         case VC_CMD_FORMAT_FIXED_AND_VFIXED:
 547                         case VC_CMD_FORMAT_VFIXED_AND_FIXED:
 548                         case VC_CMD_FORMAT_PARTIAL:
 549                         case VC_CMD_FORMAT_FIXED_AND_NONFIXED:
 550                         case VC_CMD_FORMAT_NONFIXED_AND_FIXED:
 551                                 break;
 552                         case VC_CMD_FORMAT_ACTION:
 553                                 is_action = 1;
 554                                 break;
 555                         default:
 556                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Unknown command type : %d", temp_cmd->type);
 557                         }
 558
 559                         temp_cmd->id = i;
 560                         if (0 != vc_cmd_list_add(vc_cmd_list, (vc_cmd_h)temp_cmd)) {
 561                                 SLOG(LOG_DEBUG, TAG_VCD, "Fail to add command to list");
 562                                 vc_cmd_destroy((vc_cmd_h)temp_cmd);
 563                         }
 564                 } else {
 565                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] NOT found matached result(%d)", filtered_id[i]);
 566                 }
 567         }
 568
 569         if (NULL != filtered_id) {
 570                 free(filtered_id);
 571                 filtered_id = NULL;
 572         }
 573
 574         if (NULL != nlu_result) {
 575                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] NLU (%s)", nlu_result);
 576                 vc_info_parser_set_nlu_result(nlu_result);
 577                 if (0 == is_action) {
 578                         vc_cmd_h nlu_cmd;
 579                         if (0 != vc_cmd_create(&nlu_cmd)) {
 580                                 SLOG(LOG_ERROR, TAG_VCD, "Fail to nlu cmd create");
 581                         } else {
 582                                 if (0 != vc_cmd_set_type(nlu_cmd, VC_COMMAND_TYPE_SYSTEM)) {
 583                                         SLOG(LOG_ERROR, TAG_VCD, "Fail to set type");
 584                                 }
 585                                 if (0 != vc_cmd_set_pid(nlu_cmd, vcd_client_manager_get_pid())) {
 586                                         SLOG(LOG_ERROR, TAG_VCD, "Fail to set pid");
 587                                 }
 588                                 if (0 != vc_cmd_set_format(nlu_cmd, VC_CMD_FORMAT_ACTION)) {
 589                                         SLOG(LOG_ERROR, TAG_VCD, "Fail to set format");
 590                                 }
 591                                 if (0 != vc_cmd_list_add(vc_cmd_list, nlu_cmd)) {
 592                                         SLOG(LOG_ERROR, TAG_VCD, "Fail to add nlu cmd to list");
 593                                         vc_cmd_destroy(nlu_cmd);
 594                                 }
 595                         }
 596                 }
 597         }
 598
 599         vc_cmd_print_list(vc_cmd_list);
 600
 601         SLOG(LOG_DEBUG, TAG_VCD, "[Server] =========================");
 602
 603         int result_count = 0;
 604         vc_cmd_list_get_count(vc_cmd_list, &result_count);
 605
 606         if (0 == result_count) {
 607                 /* No result */
 608                 if (NULL != all_result) {
 609                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Engine result is no command : %s", all_result);
 610                         bool temp = vcd_client_manager_get_exclusive();
 611                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 612                 }
 613
 614                 int pid = vcd_client_widget_get_foreground_pid();
 615                 if (-1 != pid) {
 616                         if (NULL != all_result) {
 617                                 /* Send result text to widget */
 618                                 vcdc_send_result(pid, vcd_client_manager_get_pid(), VC_COMMAND_TYPE_WIDGET);
 619                         }
 620
 621                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 622                         /* Send to hide tooltip */
 623                         vcdc_send_show_tooltip(pid, false);
 624                 }
 625
 626                 if (-1 != vcd_client_manager_get_pid()) {
 627                         /* Manager client is available */
 628                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 629                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 630                         }
 631                 }
 632
 633                 vcd_client_manager_set_exclusive(false);
 634
 635                 return;
 636         } else {
 637                 if (false == vcd_client_manager_get_exclusive()) {
 638                         int pid = vcd_client_widget_get_foreground_pid();
 639                         if (-1 != pid) {
 640                                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 641                                 vcdc_send_show_tooltip(pid, false);
 642                         }
 643
 644                         vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, false);
 645
 646                         if (-1 != vcd_client_manager_get_pid()) {
 647                                 /* Manager client is available */
 648                                 if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 649                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 650                                 }
 651                         } else {
 652                                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available. Send result to client directly");
 653                                 /* Send result to client */
 654                                 ecore_timer_add(0, __vcd_send_selected_result, NULL);
 655                         }
 656                 } else {
 657                         /* exclusive command */
 658                         vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, true);
 659
 660                         if (-1 != vcd_client_manager_get_pid()) {
 661                                 /* Manager client is available */
 662                                 if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 663                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 664                                 }
 665                         } else {
 666                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Manager is NOT available");
 667                         }
 668
 669                         vcd_client_manager_set_exclusive(false);
 670                 }
 671         }
 672
 673         vc_cmd_list_destroy(vc_cmd_list, true);
 674
 675         return;
 676
 677 #else
 678         /* No result */
 679         if (NULL == result_id) {
 680                 /* No result */
 681                 if (NULL != all_result) {
 682                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Engine result is no command : %s", all_result);
 683                         bool temp = vcd_client_manager_get_exclusive();
 684                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 685                 }
 686
 687                 int pid = vcd_client_widget_get_foreground_pid();
 688                 if (-1 != pid) {
 689                         if (NULL != all_result) {
 690                                 /* Send result text to widget */
 691                                 vcdc_send_result(pid, vcd_client_manager_get_pid(), VC_COMMAND_TYPE_WIDGET);
 692                         }
 693
 694                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 695                         /* Send to hide tooltip */
 696                         vcdc_send_show_tooltip(pid, false);
 697                 }
 698
 699                 if (-1 != vcd_client_manager_get_pid()) {
 700                         /* Manager client is available */
 701                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 702                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 703                         }
 704                 }
 705
 706                 vcd_client_manager_set_exclusive(false);
 707
 708                 return;
 709         }
 710
 711         /* Normal result */
 712         SLOG(LOG_DEBUG, TAG_VCD, "[Server] === Get engine result ===");
 713
 714         int ret = -1;
 715         vc_cmd_s* temp_cmd = NULL;
 716         vc_cmd_list_h vc_cmd_list = NULL;
 717
 718         if (0 != vc_cmd_list_create(&vc_cmd_list)) {
 719                 SLOG(LOG_ERROR, TAG_VCD, "[Server] Fail to create command list");
 720                 vcd_client_manager_set_exclusive(false);
 721                 vcd_config_set_service_state(VCD_STATE_READY);
 722                 vcdc_send_service_state(VCD_STATE_READY);
 723                 return;
 724         }
 725
 726         int i = 0;
 727         for (i = 0; i < count; i++) {
 728                 SLOG(LOG_DEBUG, TAG_VCD, "[Server]   [%d] Result ID(%d)", i, result_id[i]);
 729
 730                 if (result_id[i] < 0) {
 731                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Result ID(%d) is NOT valid", result_id[i]);
 732                         continue;
 733                 }
 734
 735                 ret = vcd_client_get_cmd_from_result_id(result_id[i], &temp_cmd);
 736                 if (0 == ret && NULL != temp_cmd) {
 737                         switch (temp_cmd->format) {
 738                         case VC_CMD_FORMAT_FIXED:
 739                         case VC_CMD_FORMAT_FIXED_AND_VFIXED:
 740                         case VC_CMD_FORMAT_VFIXED_AND_FIXED:
 741                         case VC_CMD_FORMAT_PARTIAL:
 742                                 /* Nonfixed result is NOT valid */
 743                                 break;
 744                         case VC_CMD_FORMAT_FIXED_AND_NONFIXED:
 745                                 if (NULL == temp_cmd->parameter) {
 746                                         if (NULL != non_fixed_result) {
 747                                                 temp_cmd->parameter = strdup(non_fixed_result);
 748                                         }
 749                                 } else {
 750                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Command type is NOT vaild. Parameter (%s)", temp_cmd->parameter);
 751                                 }
 752                                 break;
 753                         case VC_CMD_FORMAT_NONFIXED_AND_FIXED:
 754                                 if (NULL == temp_cmd->command) {
 755                                         if (NULL != non_fixed_result) {
 756                                                 temp_cmd->command = strdup(non_fixed_result);
 757                                         }
 758                                 } else {
 759                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Command type is NOT vaild. Command (%s)", temp_cmd->command);
 760                                 }
 761
 762                                 break;
 763                         default:
 764                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Unknown command type : %d", temp_cmd->type);
 765                         }
 766
 767                         temp_cmd->id = i;
 768                         if (0 != vc_cmd_list_add(vc_cmd_list, (vc_cmd_h)temp_cmd)) {
 769                                 SLOG(LOG_DEBUG, TAG_VCD, "Fail to add command to list");
 770                                 vc_cmd_destroy((vc_cmd_h)temp_cmd);
 771                         }
 772                 } else {
 773                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] NOT found matached result(%d)", result_id[i]);
 774                 }
 775         }
 776
 777         vc_cmd_print_list(vc_cmd_list);
 778
 779         SLOG(LOG_DEBUG, TAG_VCD, "[Server] =========================");
 780
 781         int result_count = 0;
 782         vc_cmd_list_get_count(vc_cmd_list, &result_count);
 783
 784         if (false == vcd_client_manager_get_exclusive()) {
 785                 int pid = vcd_client_widget_get_foreground_pid();
 786                 if (-1 != pid) {
 787                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 788                         vcdc_send_show_tooltip(pid, false);
 789                 }
 790
 791                 vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, false);
 792
 793                 if (-1 != vcd_client_manager_get_pid()) {
 794                         /* Manager client is available */
 795                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 796                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 797                         }
 798                 } else {
 799                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available. Send result to client directly");
 800                         /* Send result to client */
 801                         ecore_timer_add(0, __vcd_send_selected_result, NULL);
 802                 }
 803         } else {
 804                 /* exclusive command */
 805                 vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, true);
 806
 807                 if (-1 != vcd_client_manager_get_pid()) {
 808                         /* Manager client is available */
 809                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 810                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 811                         }
 812                 } else {
 813                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Manager is NOT available");
 814                 }
 815
 816                 vcd_client_manager_set_exclusive(false);
 817         }
 818
 819         vc_cmd_list_destroy(vc_cmd_list, true);
 820
 821         return;
 822 #endif
 823 }
 824
 825 #if 0
 826 static void __vcd_server_nlu_result_cb(vcp_result_event_e event, const char* nlu_result, void *user_data)
 827 {
 828         SLOG(LOG_DEBUG, TAG_VCD, "[Server] NLU result cb - event(%d)", event);
 829         SLOG(LOG_DEBUG, TAG_VCD, "[Server] result (%s)", nlu_result);
 830
 831         int ret = vc_info_parser_set_nlu_result(nlu_result);
 832         if (0 != ret) {
 833                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set nlu result (%d)", ret);
 834         }
 835
 836         return;
 837 }
 838 #endif
 839
 840 static void __vcd_server_error_cb(vcp_error_e error, const char* msg, void *user_data)
 841 {
 842         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Engine Error cb - reason(%d), msg(%s)", error, msg);
 843         ecore_main_loop_thread_safe_call_async(__cancel_by_error, NULL);
 844
 845         char* error_msg = NULL;
 846         error_msg = strdup(msg);
 847
 848         if (0 != vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), error, error_msg)) {
 849                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send error signal");
 850         }
 851
 852         if (NULL != error_msg) {
 853                 free(error_msg);
 854                 error_msg = NULL;
 855         }
 856
 857         return;
 858 }
 859
 860 /*
 861 * vcd server Interfaces
 862 */
 863 static void __vcd_file_clean_up()
 864 {
 865         SLOG(LOG_DEBUG, TAG_VCD, "== Old file clean up == ");
 866
 867         DIR *dp = NULL;
 868         int ret = -1;
 869         struct dirent entry;
 870         struct dirent *dirp = NULL;
 871
 872         dp = opendir(VC_RUNTIME_INFO_ROOT);
 873         if (dp == NULL) {
 874                 SLOG(LOG_ERROR, TAG_VCD, "[File message WARN] Fail to open path : %s", VC_RUNTIME_INFO_ROOT);
 875                 return;
 876         }
 877
 878         char remove_path[256] = {0, };
 879         do {
 880                 ret = readdir_r(dp, &entry, &dirp);
 881                 if (0 != ret) {
 882                         SLOG(LOG_ERROR, TAG_VCD, "[File ERROR] Fail to read directory");
 883                         break;
 884                 }
 885
 886                 if (NULL != dirp) {
 887                         if (!strncmp("vc_", dirp->d_name, strlen("vc_"))) {
 888                                 memset(remove_path, 0, 256);
 889                                 snprintf(remove_path, 256, "%s/%s", VC_RUNTIME_INFO_ROOT, dirp->d_name);
 890
 891                                 /* Clean up code */
 892                                 if (0 != remove(remove_path)) {
 893                                         SLOG(LOG_WARN, TAG_VCD, "[File message WARN] Fail to remove file : %s", remove_path);
 894                                 } else {
 895                                         SLOG(LOG_DEBUG, TAG_VCD, "[File message] Remove file : %s", remove_path);
 896                                 }
 897                         }
 898                 }
 899         } while (NULL != dirp);
 900
 901         closedir(dp);
 902
 903         return;
 904 }
 905
 906 static int __vcd_db_clean_up()
 907 {
 908         int ret = 0;
 909         int cnt = VC_COMMAND_TYPE_FOREGROUND;
 910         do {
 911                 if (VC_COMMAND_TYPE_BACKGROUND != cnt)
 912                         ret = vc_db_delete_commands(-1, cnt, NULL);
 913         } while (VC_COMMAND_TYPE_EXCLUSIVE >= ++cnt);
 914
 915         return ret;
 916 }
 917
 918 static void __sig_handler(int signo)
 919 {
 920         /* restore signal handler */
 921         signal(signo, SIG_DFL);
 922         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR]");
 923
 924         if (0 == vcd_check_dbus_connection()) {
 925                 /* Send error signal for notifying that daemon is reset*/
 926                 vcdc_send_error_signal(VCD_ERROR_SERVICE_RESET, "Daemon reset");
 927         }
 928
 929         /* invoke signal again */
 930         raise(signo);
 931 }
 932
 933 static void __register_sig_handler()
 934 {
 935         signal(SIGSEGV, __sig_handler);
 936         signal(SIGABRT, __sig_handler);
 937         signal(SIGTERM, __sig_handler);
 938         signal(SIGINT, __sig_handler);
 939         signal(SIGQUIT, __sig_handler);
 940         signal(SIGILL, __sig_handler);
 941         signal(SIGBUS, __sig_handler);
 942 }
 943
 944 void vcd_unregister_signal()
 945 {
 946         signal(SIGSEGV, SIG_IGN);
 947         signal(SIGABRT, SIG_IGN);
 948         signal(SIGTERM, SIG_IGN);
 949         signal(SIGINT, SIG_IGN);
 950         signal(SIGQUIT, SIG_IGN);
 951         signal(SIGILL, SIG_IGN);
 952         signal(SIGBUS, SIG_IGN);
 953 }
 954
 955 int vcd_initialize()
 956 {
 957         int ret = 0;
 958
 959         __register_sig_handler();
 960
 961         /* Remove old file */
 962         __vcd_file_clean_up();
 963
 964         /* initialize modules */
 965         ret = vcd_config_initialize(__config_lang_changed_cb, __config_foreground_changed_cb, NULL);
 966         if (0 != ret) {
 967                 SLOG(LOG_ERROR, TAG_VCD, "[Server WARNING] Fail to initialize config.");
 968         }
 969
 970         /* Remove db data */
 971         ret = __vcd_db_clean_up();
 972         if (0 != ret) {
 973                 SLOG(LOG_ERROR, TAG_VCD, "[Server WARNING] Fail to remove db data");
 974         }
 975
 976         vcd_config_set_service_state(VCD_STATE_NONE);
 977
 978         //ret = vcd_engine_agent_init(__vcd_server_pre_result_cb, __vcd_server_result_cb, __vcd_server_nlu_result_cb, __vcd_server_error_cb);
 979         ret = vcd_engine_agent_init(__vcd_server_asr_result_cb, __vcd_server_result_cb, __vcd_server_error_cb);
 980         if (0 != ret) {
 981                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to engine agent initialize : result(%d)", ret);
 982                 return ret;
 983         }
 984
 985         if (0 != vcd_recorder_create(__server_recorder_callback, __server_recorder_interrupt_callback)) {
 986                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to create recorder");
 987                 return VCD_ERROR_OPERATION_FAILED;
 988         }
 989
 990         /* Find engine */
 991         ret = vcd_engine_agent_initialize_current_engine();
 992         if (0 != ret) {
 993                 if (VCD_ERROR_ENGINE_NOT_FOUND == ret)
 994                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] There is No Voice control engine");
 995                 else
 996                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to init engine");
 997
 998                 g_is_engine = false;
 999         } else {
1000                 g_is_engine = true;
1001         }
1002
1003         /* Load engine */
1004         if (0 != vcd_engine_agent_load_current_engine()) {
1005                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to load current engine");
1006                 return VCD_ERROR_OPERATION_FAILED;
1007         }
1008
1009         /* Initialize manager info */
1010         vcd_client_manager_unset();
1011
1012         vcd_config_set_service_state(VCD_STATE_READY);
1013         vcdc_send_service_state(VCD_STATE_READY);
1014
1015         SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] initialize");
1016
1017         return 0;
1018 }
1019
1020 void vcd_finalize()
1021 {
1022         GList *iter = NULL;
1023         if (0 < g_list_length(g_proc_list)) {
1024                 iter = g_list_first(g_proc_list);
1025                 while (NULL != iter) {
1026                         g_proc_list = g_list_remove_link(g_proc_list, iter);
1027                         iter = g_list_first(g_proc_list);
1028                 }
1029         }
1030
1031         if (g_restart_timer != NULL) {
1032                 ecore_timer_del(g_restart_timer);
1033                 g_restart_timer = NULL;
1034         }
1035
1036         vcd_state_e state = vcd_config_get_service_state();
1037         if (VCD_STATE_READY != state) {
1038                 if (VCD_STATE_RECORDING == state) {
1039                         vcd_recorder_stop();
1040                 }
1041                 vcd_engine_recognize_cancel();
1042         }
1043         if (0 != vcd_recorder_destroy()) {
1044                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to destroy recorder");
1045         } else {
1046                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] destroy recorder");
1047         }
1048
1049         if (0 != vcd_engine_agent_release()) {
1050                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to release engine");
1051         } else {
1052                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] release engine");
1053         }
1054
1055         vcd_client_manager_unset_appid();
1056
1057         vcd_config_set_service_state(VCD_STATE_NONE);
1058         vcdc_send_service_state(VCD_STATE_NONE);
1059
1060         SLOG(LOG_DEBUG, TAG_VCD, "[Server] mode finalize");
1061
1062         return;
1063 }
1064
1065 static Eina_Bool __finalize_quit_ecore_loop(void *data)
1066 {
1067         SLOG(LOG_DEBUG, TAG_VCD, "[Server] quit ecore main loop");
1068         ecore_main_loop_quit();
1069         return EINA_FALSE;
1070 }
1071
1072 static void __read_proc()
1073 {
1074         DIR *dp = NULL;
1075         struct dirent entry;
1076         struct dirent *dirp = NULL;
1077         int ret = -1;
1078         int tmp;
1079
1080         GList *iter = NULL;
1081         if (0 < g_list_length(g_proc_list)) {
1082                 iter = g_list_first(g_proc_list);
1083                 while (NULL != iter) {
1084                         g_proc_list = g_list_remove_link(g_proc_list, iter);
1085                         iter = g_list_first(g_proc_list);
1086                 }
1087         }
1088
1089         dp = opendir("/proc");
1090         if (NULL == dp) {
1091                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to open proc");
1092         } else {
1093                 do {
1094                         ret = readdir_r(dp, &entry, &dirp);
1095                         if (0 != ret) {
1096                                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to readdir");
1097                                 break;
1098                         }
1099
1100                         if (NULL != dirp) {
1101                                 tmp = atoi(dirp->d_name);
1102                                 if (0 >= tmp)   continue;
1103                                 g_proc_list = g_list_append(g_proc_list, GINT_TO_POINTER(tmp));
1104                         }
1105                 } while (NULL != dirp);
1106                 closedir(dp);
1107         }
1108         return;
1109 }
1110
1111 static void __vcd_cleanup_client(vcd_client_type_e type)
1112 {
1113         int* client_list = NULL;
1114         int client_count = 0;
1115         int i = 0;
1116         int j = 0;
1117         bool exist = false;
1118         int mgr_pid = -1;
1119         int ret = -1;
1120
1121         if (VCD_CLIENT_TYPE_NORMAL == type) {
1122                 ret = vcd_client_get_list(&client_list, &client_count);
1123         } else if (VCD_CLIENT_TYPE_WIDGET == type) {
1124                 ret = vcd_client_widget_get_list(&client_list, &client_count);
1125         } else if (VCD_CLIENT_TYPE_MANAGER == type) {
1126                 mgr_pid = vcd_client_manager_get_pid();
1127                 client_list = &mgr_pid;
1128                 client_count = 1;
1129                 if (-1 == mgr_pid) {
1130                         SLOG(LOG_WARN, TAG_VCD, "[WARNING] Invalid Manager pid");
1131                         return;
1132                 }
1133         }
1134
1135         if (0 == ret || mgr_pid > 0) {
1136                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up %s client ", type ? (type == 1) ? "Widget" : "Manager" : "Normal");
1137                 if (NULL != client_list && client_count > 0) {
1138                         for (i = 0; i < client_count; i++) {
1139                                 exist = false;
1140                                 GList *iter = NULL;
1141                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
1142                                         iter = g_list_nth(g_proc_list, j);
1143                                         if (NULL != iter) {
1144                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
1145                                                         SLOG(LOG_DEBUG, TAG_VCD, "%s pid(%d) is running", type ? (type == 1) ? "Widget" : "Manager" : "Normal", client_list[i]);
1146                                                         exist = true;
1147                                                         break;
1148                                                 }
1149                                         }
1150                                 }
1151
1152                                 if (false == exist) {
1153                                         SLOG(LOG_ERROR, TAG_VCD, "%s pid(%d) should be removed", type ? (type == 1) ? "Widget" : "Manager" : "Normal", client_list[i]);
1154                                         if (VCD_CLIENT_TYPE_NORMAL == type)
1155                                                 vcd_server_finalize(client_list[i]);
1156                                         else if (VCD_CLIENT_TYPE_WIDGET == type)
1157                                                 vcd_server_widget_finalize(client_list[i]);
1158                                         else
1159                                                 vcd_server_mgr_finalize(mgr_pid);
1160                                 }
1161                         }
1162                 }
1163                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
1164                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
1165         }
1166         if (NULL != client_list && -1 == mgr_pid) {
1167                 free(client_list);
1168                 client_list = NULL;
1169         }
1170         return;
1171 }
1172
1173 Eina_Bool vcd_cleanup_client_all(void *data)
1174 {
1175         __read_proc();
1176
1177         __vcd_cleanup_client(VCD_CLIENT_TYPE_NORMAL);
1178         __vcd_cleanup_client(VCD_CLIENT_TYPE_WIDGET);
1179         __vcd_cleanup_client(VCD_CLIENT_TYPE_MANAGER);
1180
1181 #if 0
1182         if (0 == vcd_client_get_list(&client_list, &client_count)) {
1183                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up client ");
1184                 if (NULL != client_list && client_count > 0) {
1185                         for (i = 0; i < client_count; i++) {
1186                                 exist = false;
1187                                 GList *iter = NULL;
1188                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
1189                                         iter = g_list_nth(g_proc_list, j);
1190                                         if (NULL != iter) {
1191                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
1192                                                         SLOG(LOG_DEBUG, TAG_VCD, "pid(%d) is running", client_list[i]);
1193                                                         exist = true;
1194                                                         break;
1195                                                 }
1196                                         }
1197                                 }
1198
1199                                 if (false == exist) {
1200                                         SLOG(LOG_ERROR, TAG_VCD, "pid(%d) should be removed", client_list[i]);
1201                                         vcd_server_finalize(client_list[i]);
1202                                 }
1203 #if 0
1204                                 result = vcdc_send_hello(client_list[i], VCD_CLIENT_TYPE_NORMAL);
1205
1206                                 if (0 == result) {
1207                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] pid(%d) should be removed.", client_list[i]);
1208                                         vcd_server_finalize(client_list[i]);
1209                                 } else if (-1 == result) {
1210                                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Hello result has error");
1211                                 }
1212 #endif
1213                         }
1214                 }
1215                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
1216                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
1217         }
1218         if (NULL != client_list) {
1219                 free(client_list);
1220                 client_list = NULL;
1221         }
1222
1223         /* If app is in background state, app cannot response message. */
1224         if (0 == vcd_client_widget_get_list(&client_list, &client_count)) {
1225                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up widget");
1226                 if (NULL != client_list && client_count > 0) {
1227                         for (i = 0; i < client_count; i++) {
1228                                 exist = false;
1229                                 GList *iter = NULL;
1230                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
1231                                         iter = g_list_nth(g_proc_list, j);
1232                                         if (NULL != iter) {
1233                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
1234                                                         SLOG(LOG_DEBUG, TAG_VCD, "widget pid(%d) is running", client_list[i]);
1235                                                         exist = true;
1236                                                         break;
1237                                                 }
1238                                         }
1239                                 }
1240
1241                                 if (false == exist) {
1242                                         SLOG(LOG_ERROR, TAG_VCD, "widget pid(%d) should be removed", client_list[i]);
1243                                         vcd_server_widget_finalize(client_list[i]);
1244                                 }
1245 #if 0
1246                                 result = vcdc_send_hello(client_list[i], VCD_CLIENT_TYPE_WIDGET);
1247
1248                                 if (0 == result) {
1249                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] widget pid(%d) should be removed.", client_list[i]);
1250                                         vcd_server_widget_finalize(client_list[i]);
1251                                 } else if (-1 == result) {
1252                                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Hello result has error");
1253                                 }
1254 #endif
1255                         }
1256                 }
1257                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
1258                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
1259         }
1260
1261         if (NULL != client_list) {
1262                 free(client_list);
1263                 client_list = NULL;
1264         }
1265
1266         /* manager */
1267         exist = false;
1268         GList *iter = NULL;
1269         int mgr_pid = vcd_client_manager_get_pid();
1270         if (0 < mgr_pid) {
1271                 for (j = 0; j < g_list_length(g_proc_list); j++) {
1272                         iter = g_list_nth(g_proc_list, j);
1273                         if (NULL != iter) {
1274                                 if (mgr_pid == GPOINTER_TO_INT(iter->data)) {
1275                                         SLOG(LOG_DEBUG, TAG_VCD, "manager pid(%d) is running", mgr_pid);
1276                                         exist = true;
1277                                         break;
1278                                 }
1279                         }
1280                 }
1281
1282                 if (false == exist) {
1283                         SLOG(LOG_ERROR, TAG_VCD, "manager pid (%d) should be removed", mgr_pid);
1284                         vcd_server_mgr_finalize(mgr_pid);
1285                 }
1286         }
1287 #endif
1288         return EINA_TRUE;
1289 }
1290
1291 int vcd_server_get_service_state()
1292 {
1293         return vcd_config_get_service_state();
1294 }
1295
1296 int vcd_server_get_foreground()
1297 {
1298         int pid;
1299         vcd_config_get_foreground(&pid);
1300         return pid;
1301 }
1302
1303
1304 /*
1305 * API for manager
1306 */
1307 int vcd_server_mgr_initialize(int pid)
1308 {
1309         if (false == g_is_engine) {
1310                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1311                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1312                         g_is_engine = false;
1313                         return VCD_ERROR_ENGINE_NOT_FOUND;
1314                 } else {
1315                         g_is_engine = true;
1316                 }
1317         }
1318
1319         /* check if pid is valid */
1320         if (false == vcd_client_manager_is_valid(pid)) {
1321                 SLOG(LOG_ERROR, TAG_VCD, "[Server] old manager pid(%d) be removed", vcd_client_manager_get_pid());
1322                 vcd_server_mgr_cancel();
1323                 vcd_client_manager_unset();
1324         }
1325
1326         /* Add client information to client manager */
1327         if (0 != vcd_client_manager_set(pid)) {
1328                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add manager");
1329                 return VCD_ERROR_OPERATION_FAILED;
1330         }
1331
1332         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Manager initialize : pid(%d)", pid);
1333
1334         return VCD_ERROR_NONE;
1335 }
1336
1337 int vcd_server_mgr_finalize(int pid)
1338 {
1339         /* check if pid is valid */
1340         if (false == vcd_client_manager_is_valid(pid)) {
1341                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1342                 return VCD_ERROR_INVALID_PARAMETER;
1343         }
1344
1345         /* Cancel recognition */
1346         vcd_server_mgr_cancel();
1347
1348         /* Remove manager information */
1349         if (0 != vcd_client_manager_unset()) {
1350                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
1351         }
1352
1353         if (0 == vcd_client_get_ref_count()) {
1354                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
1355                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
1356         }
1357
1358         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Manager Finalize : pid(%d)", pid);
1359
1360         return VCD_ERROR_NONE;
1361 }
1362
1363 int vcd_server_mgr_set_command(int pid)
1364 {
1365         if (0 != vcd_client_manager_set_command(pid)) {
1366                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1367                 return VCD_ERROR_INVALID_PARAMETER;
1368         }
1369         return VCD_ERROR_NONE;
1370 }
1371
1372 int vcd_server_mgr_unset_command(int pid)
1373 {
1374         if (0 != vcd_client_manager_unset_command(pid)) {
1375                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1376                 return VCD_ERROR_INVALID_PARAMETER;
1377         }
1378         return VCD_ERROR_NONE;
1379 }
1380
1381 int vcd_server_mgr_set_demandable_client(int pid)
1382 {
1383         /* check if pid is valid */
1384         if (false == vcd_client_manager_is_valid(pid)) {
1385                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1386                 return VCD_ERROR_INVALID_PARAMETER;
1387         }
1388
1389         GSList* client_list = NULL;
1390         if (0 != vc_info_parser_get_demandable_clients(&client_list)) {
1391                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get demandable client");
1392                 return VCD_ERROR_OPERATION_FAILED;
1393         }
1394
1395         /* Save client list */
1396         if (0 != vcd_client_manager_set_demandable_client(pid, client_list)) {
1397                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set demandable client list");
1398                 return VCD_ERROR_OPERATION_FAILED;
1399         }
1400
1401         return VCD_ERROR_NONE;
1402 }
1403
1404 int vcd_server_mgr_set_audio_type(int pid, const char* audio_type)
1405 {
1406         /* check if pid is valid */
1407         if (false == vcd_client_manager_is_valid(pid)) {
1408                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1409                 return VCD_ERROR_INVALID_PARAMETER;
1410         }
1411
1412         int ret = 0;
1413         vcp_audio_type_e type = VCP_AUDIO_TYPE_PCM_S16_LE;
1414         int rate = 16000;
1415         int channel = 1;
1416
1417         ret = vcd_engine_get_audio_format(audio_type, &type, &rate, &channel);
1418         if (0 != ret) {
1419                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get audio format : %d", ret);
1420                 return VCD_ERROR_OPERATION_FAILED;
1421         }
1422
1423         ret = vcd_recorder_set(audio_type, type, rate, channel);
1424         if (0 != ret) {
1425                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set audio in type : %d", ret);
1426                 return VCD_ERROR_OPERATION_FAILED;
1427         }
1428
1429         return VCD_ERROR_NONE;
1430 }
1431
1432 int vcd_server_mgr_get_audio_type(int pid, char** audio_type)
1433 {
1434         /* check if pid is valid */
1435         if (false == vcd_client_manager_is_valid(pid)) {
1436                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1437                 return VCD_ERROR_INVALID_PARAMETER;
1438         }
1439
1440         int ret = vcd_recorder_get(audio_type);
1441         if (0 != ret) {
1442                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get audio in type : %d", ret);
1443                 return VCD_ERROR_OPERATION_FAILED;
1444         }
1445
1446         return VCD_ERROR_NONE;
1447 }
1448
1449 int vcd_server_mgr_set_client_info(int pid)
1450 {
1451         /* check if pid is valid */
1452         if (false == vcd_client_manager_is_valid(pid)) {
1453                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1454                 return VCD_ERROR_INVALID_PARAMETER;
1455         }
1456
1457         int ret = vcd_client_save_client_info();
1458         if (0 != ret) {
1459                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to save client info : %d", ret);
1460                 return VCD_ERROR_OPERATION_FAILED;
1461         }
1462
1463         return VCD_ERROR_NONE;
1464 }
1465
1466 static int __start_internal_recognition()
1467 {
1468         int ret;
1469
1470         /* 2. Get commands */
1471         ret = vcd_client_command_collect_command();
1472         if (0 != ret) {
1473                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to collect command : %d", ret);
1474                 return VCD_ERROR_OPERATION_FAILED;
1475         }
1476
1477         ret = vcd_client_get_length();
1478         if (0 == ret) {
1479                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNIING] No current command : %d", ret);
1480                 return VCD_ERROR_OPERATION_FAILED;
1481         }
1482
1483         /* 3. Set command to engine */
1484         ret = vcd_engine_set_commands();
1485         if (0 != ret) {
1486                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to collect command : %d", ret);
1487                 return VCD_ERROR_OPERATION_FAILED;
1488         }
1489
1490         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Set command");
1491
1492         bool stop_by_silence = true;
1493         if (VCD_RECOGNITION_MODE_MANUAL == vcd_client_get_recognition_mode()) {
1494                 stop_by_silence = false;
1495         }
1496
1497         vcd_client_manager_set_result_text(NULL);
1498
1499         /* 4. start recognition */
1500         ret = vcd_engine_recognize_start(stop_by_silence);
1501         if (0 != ret) {
1502                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recognition : result(%d)", ret);
1503                 return VCD_ERROR_OPERATION_FAILED;
1504         }
1505
1506         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start engine");
1507
1508         /* 5. recorder start */
1509         ret = vcd_recorder_start();
1510         if (0 != ret) {
1511                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recorder : result(%d)", ret);
1512                 vcd_engine_recognize_cancel();
1513                 return ret;
1514         }
1515
1516         vcd_config_set_service_state(VCD_STATE_RECORDING);
1517         vcdc_send_service_state(VCD_STATE_RECORDING);
1518
1519         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start recognition(%d)", stop_by_silence);
1520
1521         return 0;
1522 }
1523
1524 static Eina_Bool __vcd_request_show_tooltip(void *data)
1525 {
1526         int pid = vcd_client_widget_get_foreground_pid();
1527         if (-1 != pid) {
1528                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip show and widget command");
1529                 vcdc_send_show_tooltip(pid, (bool)data);
1530         }
1531
1532         return EINA_FALSE;
1533 }
1534
1535 int vcd_server_mgr_start(vcd_recognition_mode_e recognition_mode, bool exclusive_cmd, bool start_by_client)
1536 {
1537         /* 1. check current state */
1538         vcd_state_e state = vcd_config_get_service_state();
1539
1540         if (VCD_STATE_READY != state) {
1541                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1542                 return VCD_ERROR_INVALID_STATE;
1543         }
1544         if (-1 == vcd_client_manager_get_pid()) {
1545                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available.");
1546                 return VCD_ERROR_OPERATION_FAILED;
1547         }
1548
1549         SLOG(LOG_DEBUG, TAG_VCD, "[Server] set recognition mode = %d", recognition_mode);
1550         vcd_client_set_recognition_mode(recognition_mode);
1551
1552         if (false == exclusive_cmd) {
1553                 /* Notify show tooltip */
1554                 int pid = vcd_client_widget_get_foreground_pid();
1555                 if (-1 != pid) {
1556                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip show and widget command");
1557                         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)true);
1558                         return 0;
1559                 }
1560         } else {
1561                 vcd_client_manager_set_exclusive(exclusive_cmd);
1562         }
1563
1564         int fg_pid = -1;
1565         if (true == start_by_client) {
1566                 /* Get foreground pid */
1567                 if (0 != vcd_config_get_foreground(&fg_pid)) {
1568                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get foreground");
1569                 }
1570
1571                 /* Set client exclusive option */
1572                 if (0 != vcd_client_set_exclusive_command(fg_pid)) {
1573                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set exclusive command");
1574                 }
1575         }
1576
1577         int ret = __start_internal_recognition();
1578         if (0 != ret) {
1579                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recongition : %d", ret);
1580                 return ret;
1581         }
1582
1583         if (true == start_by_client) {
1584                 vcd_client_unset_exclusive_command(fg_pid);
1585         }
1586
1587         return VCD_ERROR_NONE;
1588 }
1589
1590 int vcd_server_mgr_stop()
1591 {
1592         /* 1. Check current state is recording */
1593         if (VCD_STATE_RECORDING != vcd_config_get_service_state()) {
1594                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not recording");
1595                 return VCD_ERROR_INVALID_STATE;
1596         }
1597         if (-1 == vcd_client_manager_get_pid()) {
1598                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available.");
1599                 return VCD_ERROR_OPERATION_FAILED;
1600         }
1601
1602         /* 2. Stop recorder */
1603         vcd_recorder_stop();
1604
1605         /* 3. Stop engine recognition */
1606         int ret = vcd_engine_recognize_stop();
1607         if (0 != ret) {
1608                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
1609         }
1610
1611         /* 4. Set original mode */
1612         vcd_config_set_service_state(VCD_STATE_PROCESSING);
1613         vcdc_send_service_state(VCD_STATE_PROCESSING);
1614
1615         return VCD_ERROR_NONE;
1616 }
1617
1618 int vcd_server_mgr_cancel()
1619 {
1620         /* 1. Check current state */
1621         vcd_state_e state = vcd_config_get_service_state();
1622         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
1623                 SLOG(LOG_WARN, TAG_VCD, "[Server ERROR] Current state is not recording or processing");
1624                 return VCD_ERROR_INVALID_STATE;
1625         }
1626         if (-1 == vcd_client_manager_get_pid()) {
1627                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available.");
1628                 return VCD_ERROR_OPERATION_FAILED;
1629         }
1630
1631         if (g_restart_timer != NULL) {
1632                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Delete restart engine timer");
1633                 ecore_timer_del(g_restart_timer);
1634                 g_restart_timer = NULL;
1635         }
1636
1637         /* 2. Stop recorder */
1638         vcd_recorder_stop();
1639         /* 3. Cancel engine */
1640         int ret = vcd_engine_recognize_cancel();
1641         if (0 != ret) {
1642                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to cancel : %d", ret);
1643         }
1644
1645         if (false == vcd_client_manager_get_exclusive()) {
1646                 int pid = vcd_client_widget_get_foreground_pid();
1647                 if (-1 != pid) {
1648                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
1649                         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)false);
1650                 }
1651         } else {
1652                 vcd_client_manager_set_exclusive(false);
1653         }
1654
1655         /* 4. Set state */
1656         vcd_config_set_service_state(VCD_STATE_READY);
1657         vcdc_send_service_state(VCD_STATE_READY);
1658
1659         return VCD_ERROR_NONE;
1660 }
1661
1662
1663 int vcd_server_mgr_result_select()
1664 {
1665         __vcd_send_selected_result(NULL);
1666
1667         return VCD_ERROR_NONE;
1668 }
1669
1670 int vcd_server_mgr_set_domain(int pid, const char* domain)
1671 {
1672         /* check if pid is valid */
1673         if (false == vcd_client_manager_is_valid(pid)) {
1674                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1675                 return VCD_ERROR_INVALID_PARAMETER;
1676         }
1677
1678         vcd_state_e state = vcd_config_get_service_state();
1679         if (VCD_STATE_READY != state) {
1680                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1681                 return VCD_ERROR_INVALID_STATE;
1682         }
1683
1684         /* Set domain to engine */
1685         int ret = vcd_engine_set_domain(pid, domain);
1686         if (0 != ret) {
1687                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set domain : %d", ret);
1688         } else {
1689                 SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] Set domain");
1690         }
1691
1692         return ret;
1693 }
1694
1695 int vcd_server_mgr_set_private_data(int pid, const char* key, const char* data)
1696 {
1697         /* check if pid is valid */
1698         if (false == vcd_client_manager_is_valid(pid)) {
1699                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1700                 return VCD_ERROR_INVALID_PARAMETER;
1701         }
1702
1703         vcd_state_e state = vcd_config_get_service_state();
1704         if (VCD_STATE_READY != state) {
1705                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1706                 return VCD_ERROR_INVALID_STATE;
1707         }
1708
1709         /* Set private data to engine */
1710         int ret = vcd_engine_set_private_data(pid, key, data);
1711         if (0 != ret) {
1712                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set private data : %d", ret);
1713         } else {
1714                 SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] Set private data");
1715         }
1716
1717         return ret;
1718 }
1719
1720 int vcd_server_mgr_get_private_data(int pid, const char* key, char** data)
1721 {
1722         /* check if pid is valid */
1723         if (false == vcd_client_manager_is_valid(pid)) {
1724                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1725                 return VCD_ERROR_INVALID_PARAMETER;
1726         }
1727         vcd_state_e state = vcd_config_get_service_state();
1728         if (VCD_STATE_READY != state) {
1729                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1730                 return VCD_ERROR_INVALID_STATE;
1731         }
1732
1733         /* Get private data to engine */
1734         int ret = vcd_engine_get_private_data(pid, key, data);
1735         if (0 != ret) {
1736                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get private data : %d", ret);
1737         } else {
1738                 SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] Set private data");
1739         }
1740
1741         return ret;
1742 }
1743
1744 int vcd_server_mgr_do_action(int pid, int type, const char* action)
1745 {
1746         int ret = -1;
1747
1748         /* check if pid is valid */
1749         if (false == vcd_client_manager_is_valid(pid)) {
1750                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1751                 return VCD_ERROR_INVALID_PARAMETER;
1752         }
1753
1754         vcd_state_e state = vcd_config_get_service_state();
1755         if (VCD_STATE_READY != state) {
1756                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1757                 return VCD_ERROR_INVALID_STATE;
1758         }
1759
1760         /* Reqeust do action to engine */
1761         if (VCD_SEND_EVENT_TYPE_TEXT == type)
1762                 ret = vcd_engine_process_text(pid, action);
1763         else if (VCD_SEND_EVENT_TYPE_LIST_EVENT == type)
1764                 ret = vcd_engine_process_list_event(pid, action);
1765         else if (VCD_SEND_EVENT_TYPE_HAPTIC_EVENT == type)
1766                 ret = vcd_engine_process_haptic_event(pid, action);
1767
1768         if (0 != ret) {
1769                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to process do action : %d", ret);
1770         } else {
1771                 SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] Process do action");
1772         }
1773
1774         return ret;
1775 }
1776
1777 /*
1778 * VC Server Functions for Client
1779 */
1780 int vcd_server_initialize(int pid)
1781 {
1782         if (false == g_is_engine) {
1783                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1784                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1785                         g_is_engine = false;
1786                         return VCD_ERROR_ENGINE_NOT_FOUND;
1787                 } else {
1788                         g_is_engine = true;
1789                 }
1790         }
1791
1792         if (false == vcd_engine_is_available_engine()) {
1793                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1794                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1795                         return VCD_ERROR_ENGINE_NOT_FOUND;
1796                 }
1797         }
1798
1799         /* check if pid is valid */
1800         if (true == vcd_client_is_available(pid)) {
1801                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The pid is already exist");
1802                 return VCD_ERROR_INVALID_PARAMETER;
1803         }
1804
1805         /* Add client information to client manager */
1806         if (0 != vcd_client_add(pid)) {
1807                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add client info");
1808                 return VCD_ERROR_OPERATION_FAILED;
1809         }
1810
1811         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Client Initialize : pid(%d)", pid);
1812
1813         return VCD_ERROR_NONE;
1814 }
1815
1816 int vcd_server_finalize(int pid)
1817 {
1818         /* check if pid is valid */
1819         if (false == vcd_client_is_available(pid)) {
1820                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1821                 return VCD_ERROR_INVALID_PARAMETER;
1822         }
1823
1824         /* Remove client information */
1825         if (0 != vcd_client_delete(pid)) {
1826                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
1827         }
1828
1829         if (0 == vcd_client_get_ref_count()) {
1830                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
1831                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
1832         }
1833
1834         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Client Finalize : pid(%d)", pid);
1835
1836         return VCD_ERROR_NONE;
1837 }
1838
1839 int vcd_server_set_command(int pid, vc_cmd_type_e cmd_type)
1840 {
1841         /* check if pid is valid */
1842         if (false == vcd_client_is_available(pid)) {
1843                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1844                 return VCD_ERROR_INVALID_PARAMETER;
1845         }
1846
1847         if (0 != vcd_client_set_command_type(pid, cmd_type)) {
1848                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set command type : pid(%d), cmd_type(%d)", pid, cmd_type);
1849                 return VCD_ERROR_OPERATION_FAILED;
1850         }
1851
1852         return 0;
1853 }
1854
1855 int vcd_server_unset_command(int pid, vc_cmd_type_e cmd_type)
1856 {
1857         /* check if pid is valid */
1858         if (false == vcd_client_is_available(pid)) {
1859                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1860                 return VCD_ERROR_INVALID_PARAMETER;
1861         }
1862
1863         if (0 != vcd_client_unset_command_type(pid, cmd_type)) {
1864                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to unset command type : pid(%d), cmd_type(%d)", pid, cmd_type);
1865                 return VCD_ERROR_OPERATION_FAILED;
1866         }
1867
1868         return 0;
1869 }
1870
1871 int vcd_server_set_foreground(int pid, bool value)
1872 {
1873         /* check if pid is valid */
1874         if (false == vcd_client_is_available(pid) && false == vcd_client_widget_is_available(pid)) {
1875                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1876                 return VCD_ERROR_INVALID_PARAMETER;
1877         }
1878
1879         if (0 != vcd_config_set_foreground(pid, value)) {
1880                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set foreground : pid(%d), value(%d)", pid, value);
1881                 return VCD_ERROR_OPERATION_FAILED;
1882         }
1883
1884         return 0;
1885 }
1886
1887 static int __vcd_server_launch_manager_app()
1888 {
1889         int ret = -1;
1890         bool running = false;
1891         char* appid = NULL;
1892
1893         ret = vcd_client_manager_get_appid(&appid);
1894         if (0 != ret || NULL == appid) {
1895                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to get manager appid");
1896                 return VCD_ERROR_OPERATION_FAILED;
1897         }
1898         ret = app_manager_is_running(appid, &running);
1899         if (0 != ret) {
1900                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to check running with appid(%s)", appid);
1901                 free(appid);
1902                 appid = NULL;
1903                 return VCD_ERROR_OPERATION_FAILED;
1904         }
1905         if (false == running) {
1906                 int tmp_ret = __vcd_is_package_installed(appid);
1907                 if (false == tmp_ret) {
1908                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] manager app is not installed, appid(%s)", appid);
1909                 } else {
1910                         ret = __vcd_activate_app_by_appcontrol(appid);
1911                         if (0 != ret) {
1912                                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to activate app");
1913                                 free(appid);
1914                                 appid = NULL;
1915                                 return ret;
1916                         }
1917                         SLOG(LOG_ERROR, TAG_VCD, "Launch vc manager app: appid(%s)", appid);
1918                 }
1919         } else {
1920                 ret = __vcd_resume_app(appid);
1921                 if (0 != ret) {
1922                         SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to resume app");
1923                         free(appid);
1924                         appid = NULL;
1925                         return ret;
1926                 }
1927                 SLOG(LOG_ERROR, TAG_VCD, "Resume vc manager app: appid(%s)", appid);
1928         }
1929
1930         free(appid);
1931         appid = NULL;
1932
1933         return VCD_ERROR_NONE;
1934 }
1935
1936 int vcd_server_dialog(int pid, const char* disp_text, const char* utt_text, int continuous)
1937 {
1938         /* check if pid is valid */
1939         if (false == vcd_client_is_available(pid) && false == vcd_client_widget_is_available(pid)) {
1940                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1941                 return VCD_ERROR_INVALID_PARAMETER;
1942         }
1943
1944         int ret = __vcd_server_launch_manager_app();
1945         if (0 != ret){
1946                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send dialog : mgr_pid(%d), pid(%d), disp_text(%s), utt_text(%s), continue(%d)", vcd_client_manager_get_pid(), pid, disp_text, utt_text, continuous);
1947                 return ret;
1948         }
1949
1950         ret = vcdc_send_dialog(vcd_client_manager_get_pid(), pid, disp_text, utt_text, continuous);
1951         if (0 != ret) {
1952                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send dialog : mgr_pid(%d), pid(%d), disp_text(%s), utt_text(%s), continue(%d)", vcd_client_manager_get_pid(), pid, disp_text, utt_text, continuous);
1953                 return ret;
1954         }
1955
1956         return 0;
1957 }
1958
1959 int vcd_server_is_system_command_valid(int pid, int* is_sys_cmd_valid)
1960 {
1961         /* check if pid is valid */
1962         if (false == vcd_client_is_available(pid) && false == vcd_client_widget_is_available(pid)) {
1963                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1964                 return VCD_ERROR_INVALID_PARAMETER;
1965         }
1966
1967         /* check if system command is valid */
1968         if (true == vcd_client_manager_is_system_command_valid(vcd_client_manager_get_pid()))
1969                 *is_sys_cmd_valid = true;
1970         else
1971                 *is_sys_cmd_valid = false;
1972
1973         return 0;
1974 }
1975
1976 #if 0
1977 int vcd_server_set_exclusive_command(int pid, bool value)
1978 {
1979         /* check if pid is valid */
1980         if (false == vcd_client_is_available(pid)) {
1981                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1982                 return VCD_ERROR_INVALID_PARAMETER;
1983         }
1984
1985         if (true == value) {
1986                 if (0 != vcd_client_set_exclusive_command(pid)) {
1987                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set exclusive command : pid(%d)", pid);
1988                         return VCD_ERROR_OPERATION_FAILED;
1989                 }
1990         } else {
1991                 if (0 != vcd_client_unset_exclusive_command(pid)) {
1992                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to unset exclusive command : pid(%d)", pid);
1993                         return VCD_ERROR_OPERATION_FAILED;
1994                 }
1995         }
1996
1997         return 0;
1998 }
1999
2000 int vcd_server_request_start(int pid, bool stop_by_silence)
2001 {
2002         /* check if pid is valid */
2003         if (false == vcd_client_is_available(pid)) {
2004                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid(%d) is NOT forground client", pid);
2005                 return VCD_ERROR_INVALID_PARAMETER;
2006         }
2007
2008         int ret;
2009         /* Check current state */
2010         vcd_state_e state = vcd_config_get_service_state();
2011
2012         /* Service state should be ready */
2013         if (VCD_STATE_READY != state) {
2014                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Ready : pid(%d)", pid);
2015                 return VCD_ERROR_INVALID_STATE;
2016         }
2017
2018         if (-1 != vcd_client_manager_get_pid()) {
2019                 /* Check current pid is valid */
2020                 if (false == vcd_client_manager_check_demandable_client(pid)) {
2021                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
2022                         return VCD_ERROR_INVALID_PARAMETER;
2023                 }
2024         }
2025
2026         ret = vcd_server_mgr_start(stop_by_silence, false);
2027         if (0 != ret) {
2028                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
2029                 return VCD_ERROR_INVALID_PARAMETER;
2030         }
2031
2032         return 0;
2033 }
2034
2035 int vcd_server_request_stop(int pid)
2036 {
2037         int ret;
2038         /* Check current state */
2039         vcd_state_e state = vcd_config_get_service_state();
2040
2041         /* Service state should be ready */
2042         if (VCD_STATE_RECORDING != state) {
2043                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording : pid(%d)", pid);
2044                 return VCD_ERROR_INVALID_STATE;
2045         }
2046
2047         if (-1 != vcd_client_manager_get_pid()) {
2048                 /* Check current pid is valid */
2049                 if (false == vcd_client_manager_check_demandable_client(pid)) {
2050                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
2051                         return VCD_ERROR_INVALID_PARAMETER;
2052                 }
2053         }
2054
2055         ret = vcd_server_mgr_stop();
2056         if (0 != ret) {
2057                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
2058                 return VCD_ERROR_OPERATION_FAILED;
2059         }
2060
2061         return VCD_ERROR_NONE;
2062 }
2063
2064 int vcd_server_request_cancel(int pid)
2065 {
2066         int ret;
2067         /* Check current state */
2068         vcd_state_e state = vcd_config_get_service_state();
2069
2070         /* Service state should be recording or processing */
2071         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
2072                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording or Processing : pid(%d)", pid);
2073                 return VCD_ERROR_INVALID_STATE;
2074         }
2075
2076         if (-1 != vcd_client_manager_get_pid()) {
2077                 /* Check current pid is valid */
2078                 if (false == vcd_client_manager_check_demandable_client(pid)) {
2079                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
2080                         return VCD_ERROR_INVALID_PARAMETER;
2081                 }
2082         }
2083
2084         ret = vcd_server_mgr_cancel();
2085         if (0 != ret) {
2086                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
2087                 return VCD_ERROR_OPERATION_FAILED;
2088         }
2089
2090         return VCD_ERROR_NONE;
2091 }
2092 #endif
2093
2094 /*
2095 * VC Server Functions for Widget lib
2096 */
2097 int vcd_server_widget_initialize(int pid)
2098 {
2099         if (false == g_is_engine) {
2100                 if (0 != vcd_engine_agent_initialize_current_engine()) {
2101                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
2102                         g_is_engine = false;
2103                         return VCD_ERROR_ENGINE_NOT_FOUND;
2104                 } else {
2105                         g_is_engine = true;
2106                 }
2107         }
2108
2109         if (false == vcd_engine_is_available_engine()) {
2110                 if (0 != vcd_engine_agent_initialize_current_engine()) {
2111                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
2112                         return VCD_ERROR_ENGINE_NOT_FOUND;
2113                 }
2114         }
2115
2116         /* check if pid is valid */
2117         if (true == vcd_client_widget_is_available(pid)) {
2118                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The pid is already exist");
2119                 return VCD_ERROR_INVALID_PARAMETER;
2120         }
2121
2122         /* Add client information to client manager */
2123         if (0 != vcd_client_widget_add(pid)) {
2124                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add client info");
2125                 return VCD_ERROR_OPERATION_FAILED;
2126         }
2127
2128         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Initialize widget : pid(%d)", pid);
2129
2130         return VCD_ERROR_NONE;
2131 }
2132
2133 int vcd_server_widget_finalize(int pid)
2134 {
2135         /* check if pid is valid */
2136         if (false == vcd_client_widget_is_available(pid)) {
2137                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
2138                 return VCD_ERROR_INVALID_PARAMETER;
2139         }
2140
2141         /* Remove client information */
2142         if (0 != vcd_client_widget_delete(pid)) {
2143                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
2144         }
2145
2146         if (0 == vcd_client_get_ref_count()) {
2147                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] connected client list is empty");
2148                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
2149         }
2150
2151         return VCD_ERROR_NONE;
2152 }
2153
2154 int vcd_server_widget_start_recording(int pid, bool widget_command)
2155 {
2156         /* check if pid is valid */
2157         if (false == vcd_client_widget_is_available(pid)) {
2158                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
2159                 return VCD_ERROR_INVALID_PARAMETER;
2160         }
2161
2162         if (true == widget_command) {
2163                 vcd_client_widget_set_command(pid);
2164                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] widget command is available");
2165         } else {
2166                 vcd_client_widget_unset_command(pid);
2167                 SLOG(LOG_WARN, TAG_VCD, "[Server] widget command is NOT available");
2168         }
2169
2170         int ret = __start_internal_recognition();
2171         if (0 != ret) {
2172                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recongition : %d", ret);
2173                 ecore_timer_add(0, __vcd_request_show_tooltip, (void*)false);
2174         }
2175
2176         return 0;
2177 }
2178
2179 int vcd_server_widget_start(int pid, bool stop_by_silence)
2180 {
2181         /* check if pid is valid */
2182         int fore_pid = vcd_client_widget_get_foreground_pid();
2183         if (pid != fore_pid) {
2184                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
2185                 return VCD_ERROR_INVALID_PARAMETER;
2186         }
2187
2188         /* Check current state */
2189         vcd_state_e state = vcd_config_get_service_state();
2190
2191         /* Service state should be ready */
2192         if (VCD_STATE_READY != state) {
2193                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Ready : pid(%d)", pid);
2194                 return VCD_ERROR_INVALID_STATE;
2195         }
2196
2197         vcd_client_set_slience_detection(stop_by_silence);
2198
2199         /* Notify show tooltip */
2200         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)true);
2201
2202         return 0;
2203 }
2204
2205 int vcd_server_widget_stop(int pid)
2206 {
2207         /* check if pid is valid */
2208         int fore_pid = vcd_client_widget_get_foreground_pid();
2209         if (pid != fore_pid) {
2210                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
2211                 return VCD_ERROR_INVALID_PARAMETER;
2212         }
2213
2214         int ret;
2215         /* Check current state */
2216         vcd_state_e state = vcd_config_get_service_state();
2217
2218         /* Service state should be recording */
2219         if (VCD_STATE_RECORDING != state) {
2220                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current service state is not Recording : pid(%d)", pid);
2221                 return VCD_ERROR_INVALID_STATE;
2222         }
2223
2224         ret = vcd_server_mgr_stop();
2225         if (0 != ret) {
2226                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
2227                 return VCD_ERROR_OPERATION_FAILED;
2228         }
2229
2230         return VCD_ERROR_NONE;
2231 }
2232
2233 int vcd_server_widget_cancel(int pid)
2234 {
2235         /* check if pid is valid */
2236         int fore_pid = vcd_client_widget_get_foreground_pid();
2237         if (pid != fore_pid) {
2238                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
2239                 return VCD_ERROR_INVALID_PARAMETER;
2240         }
2241
2242         int ret;
2243         /* Check current state */
2244         vcd_state_e state = vcd_config_get_service_state();
2245
2246         /* Service state should be recording or processing */
2247         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
2248                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording or Processing : pid(%d)", pid);
2249                 return VCD_ERROR_INVALID_STATE;
2250         }
2251
2252         ret = vcd_server_mgr_cancel();
2253         if (0 != ret) {
2254                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to cancel recognition : %d", ret);
2255                 return ret;
2256         }
2257
2258         return VCD_ERROR_NONE;
2259 }
2260