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 <dirent.h>
  18 #include <sound_manager.h>
  19
  20 #include "vc_info_parser.h"
  21 #include "vcd_main.h"
  22 #include "vcd_server.h"
  23 #include "vcd_client_data.h"
  24
  25 #include "vcd_engine_agent.h"
  26 #include "vcd_config.h"
  27 #include "vcd_recorder.h"
  28 #include "vcd_dbus.h"
  29
  30 #include "voice_control_command_expand.h"
  31
  32 /*
  33 * VC Server static variable
  34 */
  35 static bool     g_is_engine;
  36
  37 static GList *g_proc_list = NULL;
  38
  39 static Ecore_Timer *g_restart_timer = NULL;
  40
  41 /*
  42 * VC Server Internal Functions
  43 */
  44 static Eina_Bool __stop_by_silence(void *data)
  45 {
  46         SLOG(LOG_DEBUG, TAG_VCD, "===== Silence Detected ");
  47
  48         vcd_server_mgr_stop();
  49
  50         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  51         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  52         return EINA_FALSE;
  53 }
  54
  55 static Eina_Bool __cancel_by_interrupt(void *data)
  56 {
  57         SLOG(LOG_DEBUG, TAG_VCD, "===== Cancel by interrupt");
  58
  59         vcd_server_mgr_cancel();
  60
  61         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  62         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  63         return EINA_FALSE;
  64 }
  65
  66 static Eina_Bool __restart_engine(void *data)
  67 {
  68         SLOG(LOG_DEBUG, TAG_VCD, "===== Restart by no result");
  69
  70         g_restart_timer = NULL;
  71
  72         /* Restart recognition */
  73         int ret = vcd_engine_recognize_start(true);
  74         if (0 != ret) {
  75                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to restart recognition : result(%d)", ret);
  76                 return EINA_FALSE;
  77         }
  78
  79         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start engine");
  80
  81         if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
  82                 vcd_config_set_service_state(VCD_STATE_RECORDING);
  83                 vcdc_send_service_state(VCD_STATE_RECORDING);
  84         }
  85
  86         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Restart recognition");
  87
  88         SLOG(LOG_DEBUG, TAG_VCD, "=====");
  89         SLOG(LOG_DEBUG, TAG_VCD, "  ");
  90         return EINA_FALSE;
  91 }
  92
  93 static int __server_recorder_callback(const void* data, const unsigned int length)
  94 {
  95         vcd_state_e state = vcd_config_get_service_state();
  96         if (VCD_STATE_RECORDING != state) {
  97                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Not recording state, but recording");
  98 //              return 0;
  99         }
 100
 101         vcp_speech_detect_e speech_detected = VCP_SPEECH_DETECT_NONE;
 102         int ret;
 103
 104         ret = vcd_engine_recognize_audio(data, length, &speech_detected);
 105
 106         if (0 > ret) {
 107                 /* Error */
 108                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set recording data to engine(%d)", ret);
 109                 ecore_timer_add(0, __cancel_by_interrupt, NULL);
 110                 /* Send error cb to manager */
 111                 if (VCP_ERROR_OUT_OF_NETWORK == ret) {
 112                         vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_TIMED_OUT, "Engine connection failed");
 113                 } else {
 114                         vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_OPERATION_FAILED, "Engine recognition failed");
 115                 }
 116                 return 0;
 117         }
 118
 119         if (VCP_SPEECH_DETECT_BEGIN == speech_detected) {
 120                 if (-1 != vcd_client_manager_get_pid()) {
 121                         /* Manager client is available */
 122                         if (0 != vcdc_send_speech_detected(vcd_client_manager_get_pid())) {
 123                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send speech detected");
 124                         }
 125                 }
 126         } else if (VCP_SPEECH_DETECT_END == speech_detected) {
 127                 if (VCD_RECOGNITION_MODE_STOP_BY_SILENCE == vcd_client_get_recognition_mode()) {
 128                         /* silence detected */
 129                         ecore_timer_add(0, __stop_by_silence, NULL);
 130                 } else if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
 131                         /* Stop engine recognition */
 132                         int ret = vcd_engine_recognize_stop();
 133                         if (0 != ret) {
 134                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
 135                         }
 136                         vcd_config_set_service_state(VCD_STATE_PROCESSING);
 137                         vcdc_send_service_state(VCD_STATE_PROCESSING);
 138
 139                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop engine only by silence");
 140                 } else if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY == vcd_client_get_recognition_mode()) {
 141                         /* Stop engine recognition */
 142                         int ret = vcd_engine_recognize_stop();
 143                         if (0 != ret) {
 144                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
 145                         }
 146                 }
 147         }
 148
 149         return 0;
 150 }
 151
 152 void __server_recorder_interrupt_callback()
 153 {
 154         SLOG(LOG_DEBUG, TAG_VCD, "===== Cancel by sound interrupt");
 155
 156         ecore_timer_add(0, __cancel_by_interrupt, NULL);
 157
 158         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 159         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 160 }
 161
 162 static void __config_lang_changed_cb(const char* current_lang, void* user_data)
 163 {
 164         SLOG(LOG_DEBUG, TAG_VCD, "===== Change language ");
 165
 166         /* Current state is recording */
 167         vcd_state_e state = vcd_config_get_service_state();
 168         if (VCD_STATE_RECORDING == state || VCD_STATE_PROCESSING == state) {
 169                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is 'Recording'. Cancel recognition");
 170                 vcd_server_mgr_cancel();
 171         }
 172
 173         int ret;
 174         ret = vcd_engine_set_current_language(current_lang);
 175         if (0 != ret) {
 176                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set language of engine : %d", ret);
 177         }
 178
 179         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 180         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 181
 182         return;
 183 }
 184
 185 static void __config_foreground_changed_cb(int previous, int current, void* user_data)
 186 {
 187         SLOG(LOG_DEBUG, TAG_VCD, "===== Change foreground");
 188
 189         SLOG(LOG_DEBUG, TAG_VCD, "Foreground pid(%d)", current);
 190
 191         if (VC_NO_FOREGROUND_PID != current) {
 192                 /* Foreground app is changed */
 193                 vcd_state_e state = vcd_config_get_service_state();
 194                 if (VCD_STATE_RECORDING == state) {
 195                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Foreground pid(%d) is changed. Cancel recognition", current);
 196                         ecore_timer_add(0, __cancel_by_interrupt, NULL);
 197                 }
 198         }
 199
 200         SLOG(LOG_DEBUG, TAG_VCD, "=====");
 201         SLOG(LOG_DEBUG, TAG_VCD, "  ");
 202
 203         return;
 204 }
 205
 206 static Eina_Bool __vcd_send_selected_result(void *data)
 207 {
 208         GSList* pid_list = NULL;
 209         if (0 != vc_info_parser_get_result_pid_list(&pid_list)) {
 210                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to get pid list. No result");
 211         } else {
 212                 if (0 < g_slist_length(pid_list)) {
 213                         GSList* iter = NULL;
 214                         vc_cmd_s* temp_cmd = NULL;
 215                         int ret = 0;
 216                         int count = 0;
 217
 218                         iter = g_slist_nth(pid_list, 0);
 219                         while (NULL != iter) {
 220                                 temp_cmd = iter->data;
 221
 222                                 if (NULL != temp_cmd) {
 223                                         count = 0;
 224                                         do {
 225                                                 /* send result noti */
 226                                                 ret = vcdc_send_result(temp_cmd->pid, temp_cmd->type);
 227                                                 if (0 != ret) {
 228                                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 229                                                         if (VCD_ERROR_TIMED_OUT != ret) {
 230                                                                 break;
 231                                                         }
 232                                                 } else {
 233                                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Send result : pid(%d) type(%d)", temp_cmd->pid, temp_cmd->type);
 234                                                 }
 235                                                 count++;
 236
 237                                                 if (100 == count)       break;
 238                                                 /* While is retry code */
 239                                         } while (0 != ret);
 240                                         free(temp_cmd);
 241                                 }
 242
 243                                 pid_list = g_slist_remove_link(pid_list, iter);
 244                                 iter = g_slist_nth(pid_list, 0);
 245                         }
 246                 }
 247         }
 248
 249         if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY != vcd_client_get_recognition_mode()) {
 250                 vcd_config_set_service_state(VCD_STATE_READY);
 251                 vcdc_send_service_state(VCD_STATE_READY);
 252         }
 253
 254         return EINA_FALSE;
 255 }
 256
 257 static int __convert_type_to_priority(vc_cmd_type_e type)
 258 {
 259         switch (type) {
 260                 case VC_COMMAND_TYPE_NONE:              return 0; break;
 261                 case VC_COMMAND_TYPE_BACKGROUND:        return 1; break;
 262                 case VC_COMMAND_TYPE_FOREGROUND:        return 2; break;
 263                 case VC_COMMAND_TYPE_WIDGET:            return 2; break;
 264                 case VC_COMMAND_TYPE_SYSTEM:            return 3; break;
 265                 case VC_COMMAND_TYPE_EXCLUSIVE:         return 3; break;
 266                 default:                                return 0; break;
 267         }
 268 }
 269
 270 static void __vcd_server_pre_result_cb(vcp_pre_result_event_e event, const char* pre_result, void* user_data)
 271 {
 272         if (NULL != pre_result) {
 273                 vcdc_send_pre_result_to_manager(vcd_client_manager_get_pid(), event, pre_result);
 274         }
 275
 276         return;
 277 }
 278
 279 static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int count, const char* all_result,
 280                                    const char* non_fixed_result, const char* msg, const char* nlp_info, void *user_data)
 281 {
 282         if (VCD_STATE_PROCESSING != vcd_config_get_service_state()) {
 283                 if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY != vcd_client_get_recognition_mode()) {
 284                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not 'Processing' and mode is not 'Restart continuously'");
 285                         return;
 286                 }
 287         }
 288
 289         // temp
 290         if (NULL != nlp_info) {
 291                 if (0 != vc_info_parser_set_nlp_info(nlp_info)) {
 292                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to save nlp info");
 293                 }
 294         }
 295
 296         vc_info_parser_unset_result(vcd_client_manager_get_exclusive());
 297
 298         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Event(%d), Text(%s) Nonfixed(%s) Msg(%s) Result count(%d)",
 299                 event, all_result, non_fixed_result, msg, count);
 300
 301         if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
 302                 if (VCP_RESULT_EVENT_REJECTED == event) {
 303                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart by no or rejected result");
 304                         /* If no result and restart option is ON */
 305                         /* Send reject message */
 306                         bool temp = vcd_client_manager_get_exclusive();
 307                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 308                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
 309                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 310                         }
 311
 312                         g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
 313                         return;
 314                 }
 315                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop recorder due to success");
 316                 vcd_recorder_stop();
 317         } else if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY == vcd_client_get_recognition_mode()) {
 318                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart continuously");
 319                 /* Restart option is ON */
 320                 g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
 321                 if (VCP_RESULT_EVENT_REJECTED == event) {
 322                         bool temp = vcd_client_manager_get_exclusive();
 323                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 324                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
 325                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 326                         }
 327                         return;
 328                 }
 329         }
 330
 331         /* No result */
 332         if (NULL == result_id) {
 333                 /* No result */
 334                 if (NULL != all_result) {
 335                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Engine result is no command : %s", all_result);
 336                         bool temp = vcd_client_manager_get_exclusive();
 337                         vc_info_parser_set_result(all_result, event, msg, NULL, temp);
 338                 }
 339
 340                 int pid = vcd_client_widget_get_foreground_pid();
 341                 if (-1 != pid) {
 342                         if (NULL != all_result) {
 343                                 /* Send result text to widget */
 344                                 vcdc_send_result(pid, VC_COMMAND_TYPE_WIDGET);
 345                         }
 346
 347                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 348                         /* Send to hide tooltip */
 349                         vcdc_send_show_tooltip(pid, false);
 350                 }
 351
 352                 if (-1 != vcd_client_manager_get_pid()) {
 353                         /* Manager client is available */
 354                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 355                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 356                         }
 357                 }
 358
 359                 vcd_client_manager_set_exclusive(false);
 360
 361                 return;
 362         }
 363
 364         /* Normal result */
 365         SLOG(LOG_DEBUG, TAG_VCD, "[Server] === Get engine result ===");
 366
 367         int ret = -1;
 368         vc_cmd_s* temp_cmd = NULL;
 369         vc_cmd_list_h vc_cmd_list = NULL;
 370
 371         if (0 != vc_cmd_list_create(&vc_cmd_list)) {
 372                 SLOG(LOG_ERROR, TAG_VCD, "[Server] Fail to create command list");
 373                 vcd_client_manager_set_exclusive(false);
 374                 vcd_config_set_service_state(VCD_STATE_READY);
 375                 vcdc_send_service_state(VCD_STATE_READY);
 376                 return;
 377         }
 378
 379         int i = 0;
 380         int priority = 0;
 381         for (i = 0; i < count; i++) {
 382                 SLOG(LOG_DEBUG, TAG_VCD, "[Server]   [%d] Result ID(%d)", i, result_id[i]);
 383
 384                 if (result_id[i] < 0) {
 385                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Result ID(%d) is NOT valid", result_id[i]);
 386                         continue;
 387                 }
 388
 389                 ret = vcd_client_get_cmd_from_result_id(result_id[i], &temp_cmd);
 390                 if (0 == ret && NULL != temp_cmd) {
 391                         /* Add priority filter */
 392                         int temp_priority = __convert_type_to_priority(temp_cmd->type);
 393                         if (priority > temp_priority) {
 394                                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Ignore result by priority");
 395                                 continue;
 396                         } else if (priority < temp_priority) {
 397                                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] High priority result!!");
 398                                 priority = temp_priority;
 399
 400                                 if (0 != vc_cmd_list_remove_all(vc_cmd_list, true)) {
 401                                         SLOG(LOG_ERROR, TAG_VCD, "[Server] Fail to list remove all");
 402                                 }
 403                         }
 404
 405                         switch (temp_cmd->format) {
 406                         case VC_CMD_FORMAT_FIXED:
 407                                 /* Nonfixed result is NOT valid */
 408                                 break;
 409                         case VC_CMD_FORMAT_FIXED_AND_EXTRA:
 410                                 if (NULL == temp_cmd->parameter) {
 411                                         if (NULL != non_fixed_result) {
 412                                                 temp_cmd->parameter = strdup(non_fixed_result);
 413                                         }
 414                                 } else {
 415                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Command type is NOT vaild. Parameter (%s)", temp_cmd->parameter);
 416                                 }
 417                                 break;
 418                         case VC_CMD_FORMAT_EXTRA_AND_FIXED:
 419                                 if (NULL == temp_cmd->command) {
 420                                         if (NULL != non_fixed_result) {
 421                                                 temp_cmd->command = strdup(non_fixed_result);
 422                                         }
 423                                 } else {
 424                                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Command type is NOT vaild. Command (%s)", temp_cmd->command);
 425                                 }
 426
 427                                 break;
 428                         default:
 429                                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Unknown command type : %d", temp_cmd->type);
 430                         }
 431
 432                         temp_cmd->id = i;
 433                         if (0 != vc_cmd_list_add(vc_cmd_list, (vc_cmd_h)temp_cmd)) {
 434                                 SLOG(LOG_DEBUG, TAG_VCD, "Fail to add command to list");
 435                                 vc_cmd_destroy((vc_cmd_h)temp_cmd);
 436                         }
 437                 } else {
 438                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] NOT found matached result(%d)", result_id[i]);
 439                 }
 440         }
 441
 442         vc_cmd_print_list(vc_cmd_list);
 443
 444         SLOG(LOG_DEBUG, TAG_VCD, "[Server] =========================");
 445
 446         int result_count = 0;
 447         vc_cmd_list_get_count(vc_cmd_list, &result_count);
 448
 449         if (false == vcd_client_manager_get_exclusive()) {
 450                 int pid = vcd_client_widget_get_foreground_pid();
 451                 if (-1 != pid) {
 452                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
 453                         vcdc_send_show_tooltip(pid, false);
 454                 }
 455
 456                 vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, false);
 457
 458                 if (-1 != vcd_client_manager_get_pid()) {
 459                         /* Manager client is available */
 460                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 461                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 462                         }
 463                 } else {
 464                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Manager is NOT available. Send result to client directly");
 465                         /* Send result to client */
 466                         ecore_timer_add(0, __vcd_send_selected_result, NULL);
 467                 }
 468         } else {
 469                 /* exclusive command */
 470                 vc_info_parser_set_result(all_result, event, msg, vc_cmd_list, true);
 471
 472                 if (-1 != vcd_client_manager_get_pid()) {
 473                         /* Manager client is available */
 474                         if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NORMAL)) {
 475                                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
 476                         }
 477                 } else {
 478                         SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Manager is NOT available");
 479                 }
 480
 481                 vcd_client_manager_set_exclusive(false);
 482         }
 483
 484         vc_cmd_list_destroy(vc_cmd_list, true);
 485
 486         return;
 487 }
 488
 489 /*
 490 * vcd server Interfaces
 491 */
 492 static void __vcd_file_clean_up()
 493 {
 494         SLOG(LOG_DEBUG, TAG_VCD, "== Old file clean up == ");
 495
 496         DIR *dp = NULL;
 497         int ret = -1;
 498         struct dirent entry;
 499         struct dirent *dirp = NULL;
 500
 501         dp = opendir(VC_RUNTIME_INFO_ROOT);
 502         if (dp == NULL) {
 503                 SLOG(LOG_ERROR, TAG_VCD, "[File message WARN] Fail to open path : %s", VC_RUNTIME_INFO_ROOT);
 504                 return;
 505         }
 506
 507         char remove_path[256] = {0, };
 508         do {
 509                 ret = readdir_r(dp, &entry, &dirp);
 510                 if (0 != ret) {
 511                         SLOG(LOG_ERROR, TAG_VCD, "[File ERROR] Fail to read directory");
 512                         break;
 513                 }
 514
 515                 if (NULL != dirp) {
 516                         if (!strncmp("vc_", dirp->d_name, strlen("vc_"))) {
 517                                 memset(remove_path, 0, 256);
 518                                 snprintf(remove_path, 256, "%s/%s", VC_RUNTIME_INFO_ROOT, dirp->d_name);
 519
 520                                 /* Clean up code */
 521                                 if (0 != remove(remove_path)) {
 522                                         SLOG(LOG_WARN, TAG_VCD, "[File message WARN] Fail to remove file : %s", remove_path);
 523                                 } else {
 524                                         SLOG(LOG_DEBUG, TAG_VCD, "[File message] Remove file : %s", remove_path);
 525                                 }
 526                         }
 527                 }
 528         } while (NULL != dirp);
 529
 530         closedir(dp);
 531
 532         return;
 533 }
 534
 535 int vcd_initialize()
 536 {
 537         int ret = 0;
 538
 539         /* Remove old file */
 540         __vcd_file_clean_up();
 541         /* Send error signal for notifying that daemon is reset*/
 542         vcdc_send_error_signal(VCD_ERROR_SERVICE_RESET, "Daemon reset");
 543
 544         /* initialize modules */
 545         ret = vcd_config_initialize(__config_lang_changed_cb, __config_foreground_changed_cb, NULL);
 546         if (0 != ret) {
 547                 SLOG(LOG_ERROR, TAG_VCD, "[Server WARNING] Fail to initialize config.");
 548         }
 549
 550         vcd_config_set_service_state(VCD_STATE_NONE);
 551
 552         ret = vcd_engine_agent_init(__vcd_server_pre_result_cb, __vcd_server_result_cb);
 553         if (0 != ret) {
 554                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to engine agent initialize : result(%d)", ret);
 555                 return ret;
 556         }
 557
 558         if (0 != vcd_recorder_create(__server_recorder_callback, __server_recorder_interrupt_callback)) {
 559                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to create recorder");
 560                 return VCD_ERROR_OPERATION_FAILED;
 561         }
 562
 563         /* Find engine */
 564         ret = vcd_engine_agent_initialize_current_engine();
 565         if (0 != ret) {
 566                 if (VCD_ERROR_ENGINE_NOT_FOUND == ret)
 567                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] There is No Voice control engine");
 568                 else
 569                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to init engine");
 570
 571                 g_is_engine = false;
 572         } else {
 573                 g_is_engine = true;
 574         }
 575
 576         /* Load engine */
 577         if (0 != vcd_engine_agent_load_current_engine()) {
 578                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to load current engine");
 579                 return VCD_ERROR_OPERATION_FAILED;
 580         }
 581
 582         /* Initialize manager info */
 583         vcd_client_manager_unset();
 584
 585         vcd_config_set_service_state(VCD_STATE_READY);
 586         vcdc_send_service_state(VCD_STATE_READY);
 587
 588         SLOG(LOG_DEBUG, TAG_VCD, "[Server SUCCESS] initialize");
 589
 590         return 0;
 591 }
 592
 593 void vcd_finalize()
 594 {
 595         GList *iter = NULL;
 596         if (0 < g_list_length(g_proc_list)) {
 597                 iter = g_list_first(g_proc_list);
 598                 while (NULL != iter) {
 599                         g_proc_list = g_list_remove_link(g_proc_list, iter);
 600                         iter = g_list_first(g_proc_list);
 601                 }
 602         }
 603
 604         if (g_restart_timer != NULL) {
 605                 ecore_timer_del(g_restart_timer);
 606                 g_restart_timer = NULL;
 607         }
 608
 609         vcd_state_e state = vcd_config_get_service_state();
 610         if (VCD_STATE_READY != state) {
 611                 if (VCD_STATE_RECORDING == state) {
 612                         vcd_recorder_stop();
 613                 }
 614                 vcd_engine_recognize_cancel();
 615         }
 616         if (0 != vcd_recorder_destroy()) {
 617                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to destroy recorder");
 618         } else {
 619                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] destroy recorder");
 620         }
 621
 622         if (0 != vcd_engine_agent_release()) {
 623                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to release engine");
 624         } else {
 625                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] release engine");
 626         }
 627
 628         vcd_config_set_service_state(VCD_STATE_NONE);
 629         vcdc_send_service_state(VCD_STATE_NONE);
 630
 631         SLOG(LOG_DEBUG, TAG_VCD, "[Server] mode finalize");
 632
 633         return;
 634 }
 635
 636 static Eina_Bool __finalize_quit_ecore_loop(void *data)
 637 {
 638         SLOG(LOG_DEBUG, TAG_VCD, "[Server] quit ecore main loop");
 639         ecore_main_loop_quit();
 640         return EINA_FALSE;
 641 }
 642
 643 static void __read_proc()
 644 {
 645         DIR *dp = NULL;
 646         struct dirent entry;
 647         struct dirent *dirp = NULL;
 648         int ret = -1;
 649         int tmp;
 650
 651         GList *iter = NULL;
 652         if (0 < g_list_length(g_proc_list)) {
 653                 iter = g_list_first(g_proc_list);
 654                 while (NULL != iter) {
 655                         g_proc_list = g_list_remove_link(g_proc_list, iter);
 656                         iter = g_list_first(g_proc_list);
 657                 }
 658         }
 659
 660         dp = opendir("/proc");
 661         if (NULL == dp) {
 662                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to open proc");
 663         } else {
 664                 do {
 665                         ret = readdir_r(dp, &entry, &dirp);
 666                         if (0 != ret) {
 667                                 SLOG(LOG_ERROR, TAG_VCD, "[ERROR] Fail to readdir");
 668                                 break;
 669                         }
 670
 671                         if (NULL != dirp) {
 672                                 tmp = atoi(dirp->d_name);
 673                                 if (0 >= tmp)   continue;
 674                                 g_proc_list = g_list_append(g_proc_list, GINT_TO_POINTER(tmp));
 675                         }
 676                 } while (NULL != dirp);
 677                 closedir(dp);
 678         }
 679         return;
 680 }
 681
 682 static void __vcd_cleanup_client(vcd_client_type_e type)
 683 {
 684         int* client_list = NULL;
 685         int client_count = 0;
 686         int i = 0;
 687         int j = 0;
 688         bool exist = false;
 689         int mgr_pid = -1;
 690         int ret = -1;
 691
 692         if (VCD_CLIENT_TYPE_NORMAL == type) {
 693                 ret = vcd_client_get_list(&client_list, &client_count);
 694         } else if (VCD_CLIENT_TYPE_WIDGET == type) {
 695                 ret = vcd_client_widget_get_list(&client_list, &client_count);
 696         } else if (VCD_CLIENT_TYPE_MANAGER == type) {
 697                 mgr_pid = vcd_client_manager_get_pid();
 698                 client_list = &mgr_pid;
 699                 client_count = 1;
 700                 if (-1 == mgr_pid) {
 701                         SLOG(LOG_WARN, TAG_VCD, "[WARNING] Invalid Manager pid");
 702                         return;
 703                 }
 704         }
 705
 706         if (0 == ret || mgr_pid > 0) {
 707                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up %s client ", type ? (type == 1) ? "Widget" : "Manager" : "Normal");
 708                 if (NULL != client_list && client_count > 0) {
 709                         for (i = 0; i < client_count; i++) {
 710                                 exist = false;
 711                                 GList *iter = NULL;
 712                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
 713                                         iter = g_list_nth(g_proc_list, j);
 714                                         if (NULL != iter) {
 715                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
 716                                                         SLOG(LOG_DEBUG, TAG_VCD, "%s pid(%d) is running", type ? (type == 1) ? "Widget" : "Manager" : "Normal", client_list[i]);
 717                                                         exist = true;
 718                                                         break;
 719                                                 }
 720                                         }
 721                                 }
 722
 723                                 if (false == exist) {
 724                                         SLOG(LOG_ERROR, TAG_VCD, "%s pid(%d) should be removed", type ? (type == 1) ? "Widget" : "Manager" : "Normal", client_list[i]);
 725                                         if (VCD_CLIENT_TYPE_NORMAL == type)
 726                                                 vcd_server_finalize(client_list[i]);
 727                                         else if (VCD_CLIENT_TYPE_WIDGET == type)
 728                                                 vcd_server_widget_finalize(client_list[i]);
 729                                         else
 730                                                 vcd_server_mgr_finalize(mgr_pid);
 731                                 }
 732                         }
 733                 }
 734                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
 735                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
 736         }
 737         if (NULL != client_list && -1 == mgr_pid) {
 738                 free(client_list);
 739                 client_list = NULL;
 740         }
 741         return;
 742 }
 743
 744 Eina_Bool vcd_cleanup_client_all(void *data)
 745 {
 746         __read_proc();
 747
 748         __vcd_cleanup_client(VCD_CLIENT_TYPE_NORMAL);
 749         __vcd_cleanup_client(VCD_CLIENT_TYPE_WIDGET);
 750         __vcd_cleanup_client(VCD_CLIENT_TYPE_MANAGER);
 751
 752 #if 0
 753         if (0 == vcd_client_get_list(&client_list, &client_count)) {
 754                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up client ");
 755                 if (NULL != client_list && client_count > 0) {
 756                         for (i = 0; i < client_count; i++) {
 757                                 exist = false;
 758                                 GList *iter = NULL;
 759                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
 760                                         iter = g_list_nth(g_proc_list, j);
 761                                         if (NULL != iter) {
 762                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
 763                                                         SLOG(LOG_DEBUG, TAG_VCD, "pid(%d) is running", client_list[i]);
 764                                                         exist = true;
 765                                                         break;
 766                                                 }
 767                                         }
 768                                 }
 769
 770                                 if (false == exist) {
 771                                         SLOG(LOG_ERROR, TAG_VCD, "pid(%d) should be removed", client_list[i]);
 772                                         vcd_server_finalize(client_list[i]);
 773                                 }
 774 #if 0
 775                                 result = vcdc_send_hello(client_list[i], VCD_CLIENT_TYPE_NORMAL);
 776
 777                                 if (0 == result) {
 778                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] pid(%d) should be removed.", client_list[i]);
 779                                         vcd_server_finalize(client_list[i]);
 780                                 } else if (-1 == result) {
 781                                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Hello result has error");
 782                                 }
 783 #endif
 784                         }
 785                 }
 786                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
 787                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
 788         }
 789         if (NULL != client_list) {
 790                 free(client_list);
 791                 client_list = NULL;
 792         }
 793
 794         /* If app is in background state, app cannot response message. */
 795         if (0 == vcd_client_widget_get_list(&client_list, &client_count)) {
 796                 SLOG(LOG_DEBUG, TAG_VCD, "===== Clean up widget");
 797                 if (NULL != client_list && client_count > 0) {
 798                         for (i = 0; i < client_count; i++) {
 799                                 exist = false;
 800                                 GList *iter = NULL;
 801                                 for (j = 0; j < g_list_length(g_proc_list); j++) {
 802                                         iter = g_list_nth(g_proc_list, j);
 803                                         if (NULL != iter) {
 804                                                 if (client_list[i] == GPOINTER_TO_INT(iter->data)) {
 805                                                         SLOG(LOG_DEBUG, TAG_VCD, "widget pid(%d) is running", client_list[i]);
 806                                                         exist = true;
 807                                                         break;
 808                                                 }
 809                                         }
 810                                 }
 811
 812                                 if (false == exist) {
 813                                         SLOG(LOG_ERROR, TAG_VCD, "widget pid(%d) should be removed", client_list[i]);
 814                                         vcd_server_widget_finalize(client_list[i]);
 815                                 }
 816 #if 0
 817                                 result = vcdc_send_hello(client_list[i], VCD_CLIENT_TYPE_WIDGET);
 818
 819                                 if (0 == result) {
 820                                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] widget pid(%d) should be removed.", client_list[i]);
 821                                         vcd_server_widget_finalize(client_list[i]);
 822                                 } else if (-1 == result) {
 823                                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Hello result has error");
 824                                 }
 825 #endif
 826                         }
 827                 }
 828                 SLOG(LOG_DEBUG, TAG_VCD, "=====");
 829                 SLOG(LOG_DEBUG, TAG_VCD, "  ");
 830         }
 831
 832         if (NULL != client_list) {
 833                 free(client_list);
 834                 client_list = NULL;
 835         }
 836
 837         /* manager */
 838         exist = false;
 839         GList *iter = NULL;
 840         int mgr_pid = vcd_client_manager_get_pid();
 841         if (0 < mgr_pid) {
 842                 for (j = 0; j < g_list_length(g_proc_list); j++) {
 843                         iter = g_list_nth(g_proc_list, j);
 844                         if (NULL != iter) {
 845                                 if (mgr_pid == GPOINTER_TO_INT(iter->data)) {
 846                                         SLOG(LOG_DEBUG, TAG_VCD, "manager pid(%d) is running", mgr_pid);
 847                                         exist = true;
 848                                         break;
 849                                 }
 850                         }
 851                 }
 852
 853                 if (false == exist) {
 854                         SLOG(LOG_ERROR, TAG_VCD, "manager pid (%d) should be removed", mgr_pid);
 855                         vcd_server_mgr_finalize(mgr_pid);
 856                 }
 857         }
 858 #endif
 859         return EINA_TRUE;
 860 }
 861
 862 int vcd_server_get_service_state()
 863 {
 864         return vcd_config_get_service_state();
 865 }
 866
 867 int vcd_server_get_foreground()
 868 {
 869         int pid;
 870         vcd_config_get_foreground(&pid);
 871         return pid;
 872 }
 873
 874
 875 /*
 876 * API for manager
 877 */
 878 int vcd_server_mgr_initialize(int pid)
 879 {
 880         if (false == g_is_engine) {
 881                 if (0 != vcd_engine_agent_initialize_current_engine()) {
 882                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
 883                         g_is_engine = false;
 884                         return VCD_ERROR_ENGINE_NOT_FOUND;
 885                 } else {
 886                         g_is_engine = true;
 887                 }
 888         }
 889
 890         /* check if pid is valid */
 891         if (false == vcd_client_manager_is_valid(pid)) {
 892                 SLOG(LOG_ERROR, TAG_VCD, "[Server] old manager pid(%d) be removed", vcd_client_manager_get_pid());
 893                 vcd_server_mgr_cancel();
 894                 vcd_client_manager_unset();
 895         }
 896
 897         /* Add client information to client manager */
 898         if (0 != vcd_client_manager_set(pid)) {
 899                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add manager");
 900                 return VCD_ERROR_OPERATION_FAILED;
 901         }
 902
 903         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Manager initialize : pid(%d)", pid);
 904
 905         return VCD_ERROR_NONE;
 906 }
 907
 908 int vcd_server_mgr_finalize(int pid)
 909 {
 910         /* check if pid is valid */
 911         if (false == vcd_client_manager_is_valid(pid)) {
 912                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
 913                 return VCD_ERROR_INVALID_PARAMETER;
 914         }
 915
 916         /* Cancel recognition */
 917         vcd_server_mgr_cancel();
 918
 919         /* Remove manager information */
 920         if (0 != vcd_client_manager_unset()) {
 921                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
 922         }
 923
 924         if (0 == vcd_client_get_ref_count()) {
 925                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
 926                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
 927         }
 928
 929         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Manager Finalize : pid(%d)", pid);
 930
 931         return VCD_ERROR_NONE;
 932 }
 933
 934 int vcd_server_mgr_set_command(int pid)
 935 {
 936         if (0 != vcd_client_manager_set_command(pid)) {
 937                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
 938                 return VCD_ERROR_INVALID_PARAMETER;
 939         }
 940         return VCD_ERROR_NONE;
 941 }
 942
 943 int vcd_server_mgr_unset_command(int pid)
 944 {
 945         if (0 != vcd_client_manager_unset_command(pid)) {
 946                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
 947                 return VCD_ERROR_INVALID_PARAMETER;
 948         }
 949         return VCD_ERROR_NONE;
 950 }
 951
 952 int vcd_server_mgr_set_demandable_client(int pid)
 953 {
 954         /* check if pid is valid */
 955         if (false == vcd_client_manager_is_valid(pid)) {
 956                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
 957                 return VCD_ERROR_INVALID_PARAMETER;
 958         }
 959
 960         GSList* client_list = NULL;
 961         if (0 != vc_info_parser_get_demandable_clients(&client_list)) {
 962                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get demandable client");
 963                 return VCD_ERROR_OPERATION_FAILED;
 964         }
 965
 966         /* Save client list */
 967         if (0 != vcd_client_manager_set_demandable_client(pid, client_list)) {
 968                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set demandable client list");
 969                 return VCD_ERROR_OPERATION_FAILED;
 970         }
 971
 972         return VCD_ERROR_NONE;
 973 }
 974
 975 int vcd_server_mgr_set_audio_type(int pid, const char* audio_type)
 976 {
 977         /* check if pid is valid */
 978         if (false == vcd_client_manager_is_valid(pid)) {
 979                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
 980                 return VCD_ERROR_INVALID_PARAMETER;
 981         }
 982
 983         int ret = 0;
 984         vcp_audio_type_e type = VCP_AUDIO_TYPE_PCM_S16_LE;
 985         int rate = 16000;
 986         int channel = 1;
 987
 988         ret = vcd_engine_get_audio_format(audio_type, &type, &rate, &channel);
 989         if (0 != ret) {
 990                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get audio format : %d", ret);
 991                 return VCD_ERROR_OPERATION_FAILED;
 992         }
 993
 994         ret = vcd_recorder_set(audio_type, type, rate, channel);
 995         if (0 != ret) {
 996                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set audio in type : %d", ret);
 997                 return VCD_ERROR_OPERATION_FAILED;
 998         }
 999
1000         return VCD_ERROR_NONE;
1001 }
1002
1003 int vcd_server_mgr_get_audio_type(int pid, char** audio_type)
1004 {
1005         /* check if pid is valid */
1006         if (false == vcd_client_manager_is_valid(pid)) {
1007                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1008                 return VCD_ERROR_INVALID_PARAMETER;
1009         }
1010
1011         int ret = vcd_recorder_get(audio_type);
1012         if (0 != ret) {
1013                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get audio in type : %d", ret);
1014                 return VCD_ERROR_OPERATION_FAILED;
1015         }
1016
1017         return VCD_ERROR_NONE;
1018 }
1019
1020 int vcd_server_mgr_set_client_info(int pid)
1021 {
1022         /* check if pid is valid */
1023         if (false == vcd_client_manager_is_valid(pid)) {
1024                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The manager pid(%d) is NOT valid", pid);
1025                 return VCD_ERROR_INVALID_PARAMETER;
1026         }
1027
1028         int ret = vcd_client_save_client_info();
1029         if (0 != ret) {
1030                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to save client info : %d", ret);
1031                 return VCD_ERROR_OPERATION_FAILED;
1032         }
1033
1034         return VCD_ERROR_NONE;
1035 }
1036
1037 static int __start_internal_recognition()
1038 {
1039         int ret;
1040
1041         /* 2. Get commands */
1042         ret = vcd_client_command_collect_command();
1043         if (0 != ret) {
1044                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to collect command : %d", ret);
1045                 return VCD_ERROR_OPERATION_FAILED;
1046         }
1047
1048         ret = vcd_client_get_length();
1049         if (0 == ret) {
1050                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNIING] No current command : %d", ret);
1051                 return VCD_ERROR_OPERATION_FAILED;
1052         }
1053
1054         /* 3. Set command to engine */
1055         ret = vcd_engine_set_commands();
1056         if (0 != ret) {
1057                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to collect command : %d", ret);
1058                 return VCD_ERROR_OPERATION_FAILED;
1059         }
1060
1061         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Set command");
1062
1063         bool stop_by_silence = true;
1064         if (VCD_RECOGNITION_MODE_MANUAL == vcd_client_get_recognition_mode()) {
1065                 stop_by_silence = false;
1066         }
1067
1068         /* 4. start recognition */
1069         ret = vcd_engine_recognize_start(stop_by_silence);
1070         if (0 != ret) {
1071                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recognition : result(%d)", ret);
1072                 return VCD_ERROR_OPERATION_FAILED;
1073         }
1074
1075         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start engine");
1076
1077         /* 5. recorder start */
1078         ret = vcd_recorder_start();
1079         if (0 != ret) {
1080                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recorder : result(%d)", ret);
1081                 vcd_engine_recognize_cancel();
1082                 return ret;
1083         }
1084
1085         vcd_config_set_service_state(VCD_STATE_RECORDING);
1086         vcdc_send_service_state(VCD_STATE_RECORDING);
1087
1088         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Start recognition(%d)", stop_by_silence);
1089
1090         return 0;
1091 }
1092
1093 static Eina_Bool __vcd_request_show_tooltip(void *data)
1094 {
1095         int pid = vcd_client_widget_get_foreground_pid();
1096         if (-1 != pid) {
1097                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip show and widget command");
1098                 vcdc_send_show_tooltip(pid, (bool)data);
1099         }
1100
1101         return EINA_FALSE;
1102 }
1103
1104 int vcd_server_mgr_start(vcd_recognition_mode_e recognition_mode, bool exclusive_cmd, bool start_by_client)
1105 {
1106         /* 1. check current state */
1107         vcd_state_e state = vcd_config_get_service_state();
1108
1109         if (VCD_STATE_READY != state) {
1110                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not ready");
1111                 return VCD_ERROR_INVALID_STATE;
1112         }
1113
1114         SLOG(LOG_DEBUG, TAG_VCD, "[Server] set recognition mode = %d", recognition_mode);
1115         vcd_client_set_recognition_mode(recognition_mode);
1116
1117         if (false == exclusive_cmd) {
1118                 /* Notify show tooltip */
1119                 int pid = vcd_client_widget_get_foreground_pid();
1120                 if (-1 != pid) {
1121                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip show and widget command");
1122                         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)true);
1123                         return 0;
1124                 }
1125         } else {
1126                 vcd_client_manager_set_exclusive(exclusive_cmd);
1127         }
1128
1129         int fg_pid = -1;
1130         if (true == start_by_client) {
1131                 /* Get foreground pid */
1132                 if (0 != vcd_config_get_foreground(&fg_pid)) {
1133                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get foreground");
1134                 }
1135
1136                 /* Set client exclusive option */
1137                 if (0 != vcd_client_set_exclusive_command(fg_pid)) {
1138                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set exclusive command");
1139                 }
1140         }
1141
1142         int ret = __start_internal_recognition();
1143         if (0 != ret) {
1144                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recongition : %d", ret);
1145                 return ret;
1146         }
1147
1148         if (true == start_by_client) {
1149                 vcd_client_unset_exclusive_command(fg_pid);
1150         }
1151
1152         return VCD_ERROR_NONE;
1153 }
1154
1155 int vcd_server_mgr_stop()
1156 {
1157         /* 1. Check current state is recording */
1158         if (VCD_STATE_RECORDING != vcd_config_get_service_state()) {
1159                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not recording");
1160                 return VCD_ERROR_INVALID_STATE;
1161         }
1162
1163         /* 2. Stop recorder */
1164         vcd_recorder_stop();
1165
1166         /* 3. Stop engine recognition */
1167         int ret = vcd_engine_recognize_stop();
1168         if (0 != ret) {
1169                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recognition : %d", ret);
1170         }
1171
1172         /* 4. Set original mode */
1173         vcd_config_set_service_state(VCD_STATE_PROCESSING);
1174         vcdc_send_service_state(VCD_STATE_PROCESSING);
1175
1176         return VCD_ERROR_NONE;
1177 }
1178
1179 int vcd_server_mgr_cancel()
1180 {
1181         /* 1. Check current state */
1182         vcd_state_e state = vcd_config_get_service_state();
1183         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
1184                 SLOG(LOG_WARN, TAG_VCD, "[Server ERROR] Current state is not recording or processing");
1185                 return VCD_ERROR_INVALID_STATE;
1186         }
1187
1188         if (g_restart_timer != NULL) {
1189                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Delete restart engine timer");
1190                 ecore_timer_del(g_restart_timer);
1191                 g_restart_timer = NULL;
1192         }
1193
1194         /* 2. Stop recorder */
1195         vcd_recorder_stop();
1196         /* 3. Cancel engine */
1197         int ret = vcd_engine_recognize_cancel();
1198         if (0 != ret) {
1199                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to cancel : %d", ret);
1200         }
1201
1202         if (false == vcd_client_manager_get_exclusive()) {
1203                 int pid = vcd_client_widget_get_foreground_pid();
1204                 if (-1 != pid) {
1205                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Request tooltip hide");
1206                         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)false);
1207                 }
1208         } else {
1209                 vcd_client_manager_set_exclusive(false);
1210         }
1211
1212         /* 4. Set state */
1213         vcd_config_set_service_state(VCD_STATE_READY);
1214         vcdc_send_service_state(VCD_STATE_READY);
1215
1216         return VCD_ERROR_NONE;
1217 }
1218
1219
1220 int vcd_server_mgr_result_select()
1221 {
1222         __vcd_send_selected_result(NULL);
1223
1224         return VCD_ERROR_NONE;
1225 }
1226
1227 /*
1228 * VC Server Functions for Client
1229 */
1230 int vcd_server_initialize(int pid)
1231 {
1232         if (false == g_is_engine) {
1233                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1234                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1235                         g_is_engine = false;
1236                         return VCD_ERROR_ENGINE_NOT_FOUND;
1237                 } else {
1238                         g_is_engine = true;
1239                 }
1240         }
1241
1242         if (false == vcd_engine_is_available_engine()) {
1243                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1244                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1245                         return VCD_ERROR_ENGINE_NOT_FOUND;
1246                 }
1247         }
1248
1249         /* check if pid is valid */
1250         if (true == vcd_client_is_available(pid)) {
1251                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The pid is already exist");
1252                 return VCD_ERROR_INVALID_PARAMETER;
1253         }
1254
1255         /* Add client information to client manager */
1256         if (0 != vcd_client_add(pid)) {
1257                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add client info");
1258                 return VCD_ERROR_OPERATION_FAILED;
1259         }
1260
1261         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Client Initialize : pid(%d)", pid);
1262
1263         return VCD_ERROR_NONE;
1264 }
1265
1266 int vcd_server_finalize(int pid)
1267 {
1268         /* check if pid is valid */
1269         if (false == vcd_client_is_available(pid)) {
1270                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1271                 return VCD_ERROR_INVALID_PARAMETER;
1272         }
1273
1274         /* Remove client information */
1275         if (0 != vcd_client_delete(pid)) {
1276                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
1277         }
1278
1279         if (0 == vcd_client_get_ref_count()) {
1280                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
1281                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
1282         }
1283
1284         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Client Finalize : pid(%d)", pid);
1285
1286         return VCD_ERROR_NONE;
1287 }
1288
1289 int vcd_server_set_command(int pid, vc_cmd_type_e cmd_type)
1290 {
1291         /* check if pid is valid */
1292         if (false == vcd_client_is_available(pid)) {
1293                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1294                 return VCD_ERROR_INVALID_PARAMETER;
1295         }
1296
1297         if (0 != vcd_client_set_command_type(pid, cmd_type)) {
1298                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set command type : pid(%d), cmd_type(%d)", pid, cmd_type);
1299                 return VCD_ERROR_OPERATION_FAILED;
1300         }
1301
1302         return 0;
1303 }
1304
1305 int vcd_server_unset_command(int pid, vc_cmd_type_e cmd_type)
1306 {
1307         /* check if pid is valid */
1308         if (false == vcd_client_is_available(pid)) {
1309                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1310                 return VCD_ERROR_INVALID_PARAMETER;
1311         }
1312
1313         if (0 != vcd_client_unset_command_type(pid, cmd_type)) {
1314                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to unset command type : pid(%d), cmd_type(%d)", pid, cmd_type);
1315                 return VCD_ERROR_OPERATION_FAILED;
1316         }
1317
1318         return 0;
1319 }
1320
1321 int vcd_server_set_foreground(int pid, bool value)
1322 {
1323         /* check if pid is valid */
1324         if (false == vcd_client_is_available(pid) && false == vcd_client_widget_is_available(pid)) {
1325                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1326                 return VCD_ERROR_INVALID_PARAMETER;
1327         }
1328
1329         if (0 != vcd_config_set_foreground(pid, value)) {
1330                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set foreground : pid(%d), value(%d)", pid, value);
1331                 return VCD_ERROR_OPERATION_FAILED;
1332         }
1333
1334         return 0;
1335 }
1336
1337 #if 0
1338 int vcd_server_set_exclusive_command(int pid, bool value)
1339 {
1340         /* check if pid is valid */
1341         if (false == vcd_client_is_available(pid)) {
1342                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1343                 return VCD_ERROR_INVALID_PARAMETER;
1344         }
1345
1346         if (true == value) {
1347                 if (0 != vcd_client_set_exclusive_command(pid)) {
1348                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set exclusive command : pid(%d)", pid);
1349                         return VCD_ERROR_OPERATION_FAILED;
1350                 }
1351         } else {
1352                 if (0 != vcd_client_unset_exclusive_command(pid)) {
1353                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to unset exclusive command : pid(%d)", pid);
1354                         return VCD_ERROR_OPERATION_FAILED;
1355                 }
1356         }
1357
1358         return 0;
1359 }
1360
1361 int vcd_server_request_start(int pid, bool stop_by_silence)
1362 {
1363         /* check if pid is valid */
1364         if (false == vcd_client_is_available(pid)) {
1365                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid(%d) is NOT forground client", pid);
1366                 return VCD_ERROR_INVALID_PARAMETER;
1367         }
1368
1369         int ret;
1370         /* Check current state */
1371         vcd_state_e state = vcd_config_get_service_state();
1372
1373         /* Service state should be ready */
1374         if (VCD_STATE_READY != state) {
1375                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Ready : pid(%d)", pid);
1376                 return VCD_ERROR_INVALID_STATE;
1377         }
1378
1379         if (-1 != vcd_client_manager_get_pid()) {
1380                 /* Check current pid is valid */
1381                 if (false == vcd_client_manager_check_demandable_client(pid)) {
1382                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
1383                         return VCD_ERROR_INVALID_PARAMETER;
1384                 }
1385         }
1386
1387         ret = vcd_server_mgr_start(stop_by_silence, false);
1388         if (0 != ret) {
1389                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
1390                 return VCD_ERROR_INVALID_PARAMETER;
1391         }
1392
1393         return 0;
1394 }
1395
1396 int vcd_server_request_stop(int pid)
1397 {
1398         int ret;
1399         /* Check current state */
1400         vcd_state_e state = vcd_config_get_service_state();
1401
1402         /* Service state should be ready */
1403         if (VCD_STATE_RECORDING != state) {
1404                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording : pid(%d)", pid);
1405                 return VCD_ERROR_INVALID_STATE;
1406         }
1407
1408         if (-1 != vcd_client_manager_get_pid()) {
1409                 /* Check current pid is valid */
1410                 if (false == vcd_client_manager_check_demandable_client(pid)) {
1411                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
1412                         return VCD_ERROR_INVALID_PARAMETER;
1413                 }
1414         }
1415
1416         ret = vcd_server_mgr_stop();
1417         if (0 != ret) {
1418                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
1419                 return VCD_ERROR_OPERATION_FAILED;
1420         }
1421
1422         return VCD_ERROR_NONE;
1423 }
1424
1425 int vcd_server_request_cancel(int pid)
1426 {
1427         int ret;
1428         /* Check current state */
1429         vcd_state_e state = vcd_config_get_service_state();
1430
1431         /* Service state should be recording or processing */
1432         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
1433                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording or Processing : pid(%d)", pid);
1434                 return VCD_ERROR_INVALID_STATE;
1435         }
1436
1437         if (-1 != vcd_client_manager_get_pid()) {
1438                 /* Check current pid is valid */
1439                 if (false == vcd_client_manager_check_demandable_client(pid)) {
1440                         SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current client is NOT available : pid(%d)", pid);
1441                         return VCD_ERROR_INVALID_PARAMETER;
1442                 }
1443         }
1444
1445         ret = vcd_server_mgr_cancel();
1446         if (0 != ret) {
1447                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
1448                 return VCD_ERROR_OPERATION_FAILED;
1449         }
1450
1451         return VCD_ERROR_NONE;
1452 }
1453 #endif
1454
1455 /*
1456 * VC Server Functions for Widget lib
1457 */
1458 int vcd_server_widget_initialize(int pid)
1459 {
1460         if (false == g_is_engine) {
1461                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1462                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1463                         g_is_engine = false;
1464                         return VCD_ERROR_ENGINE_NOT_FOUND;
1465                 } else {
1466                         g_is_engine = true;
1467                 }
1468         }
1469
1470         if (false == vcd_engine_is_available_engine()) {
1471                 if (0 != vcd_engine_agent_initialize_current_engine()) {
1472                         SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
1473                         return VCD_ERROR_ENGINE_NOT_FOUND;
1474                 }
1475         }
1476
1477         /* check if pid is valid */
1478         if (true == vcd_client_widget_is_available(pid)) {
1479                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] The pid is already exist");
1480                 return VCD_ERROR_INVALID_PARAMETER;
1481         }
1482
1483         /* Add client information to client manager */
1484         if (0 != vcd_client_widget_add(pid)) {
1485                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to add client info");
1486                 return VCD_ERROR_OPERATION_FAILED;
1487         }
1488
1489         SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Initialize widget : pid(%d)", pid);
1490
1491         return VCD_ERROR_NONE;
1492 }
1493
1494 int vcd_server_widget_finalize(int pid)
1495 {
1496         /* check if pid is valid */
1497         if (false == vcd_client_widget_is_available(pid)) {
1498                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1499                 return VCD_ERROR_INVALID_PARAMETER;
1500         }
1501
1502         /* Remove client information */
1503         if (0 != vcd_client_widget_delete(pid)) {
1504                 SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to delete client");
1505         }
1506
1507         if (0 == vcd_client_get_ref_count()) {
1508                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] connected client list is empty");
1509                 ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
1510         }
1511
1512         return VCD_ERROR_NONE;
1513 }
1514
1515 int vcd_server_widget_start_recording(int pid, bool widget_command)
1516 {
1517         /* check if pid is valid */
1518         if (false == vcd_client_widget_is_available(pid)) {
1519                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] pid is NOT valid ");
1520                 return VCD_ERROR_INVALID_PARAMETER;
1521         }
1522
1523         if (true == widget_command) {
1524                 vcd_client_widget_set_command(pid);
1525                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] widget command is available");
1526         } else {
1527                 vcd_client_widget_unset_command(pid);
1528                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] widget command is NOT available");
1529         }
1530
1531         int ret = __start_internal_recognition();
1532         if (0 != ret) {
1533                 SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recongition : %d", ret);
1534                 ecore_timer_add(0, __vcd_request_show_tooltip, (void*)false);
1535         }
1536
1537         return 0;
1538 }
1539
1540 int vcd_server_widget_start(int pid, bool stop_by_silence)
1541 {
1542         /* check if pid is valid */
1543         int fore_pid = vcd_client_widget_get_foreground_pid();
1544         if (pid != fore_pid) {
1545                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
1546                 return VCD_ERROR_INVALID_PARAMETER;
1547         }
1548
1549         /* Check current state */
1550         vcd_state_e state = vcd_config_get_service_state();
1551
1552         /* Service state should be ready */
1553         if (VCD_STATE_READY != state) {
1554                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Ready : pid(%d)", pid);
1555                 return VCD_ERROR_INVALID_STATE;
1556         }
1557
1558         vcd_client_set_slience_detection(stop_by_silence);
1559
1560         /* Notify show tooltip */
1561         ecore_timer_add(0, __vcd_request_show_tooltip, (void*)true);
1562
1563         return 0;
1564 }
1565
1566 int vcd_server_widget_stop(int pid)
1567 {
1568         /* check if pid is valid */
1569         int fore_pid = vcd_client_widget_get_foreground_pid();
1570         if (pid != fore_pid) {
1571                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
1572                 return VCD_ERROR_INVALID_PARAMETER;
1573         }
1574
1575         int ret;
1576         /* Check current state */
1577         vcd_state_e state = vcd_config_get_service_state();
1578
1579         /* Service state should be recording */
1580         if (VCD_STATE_RECORDING != state) {
1581                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current service state is not Recording : pid(%d)", pid);
1582                 return VCD_ERROR_INVALID_STATE;
1583         }
1584
1585         ret = vcd_server_mgr_stop();
1586         if (0 != ret) {
1587                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to start recognition");
1588                 return VCD_ERROR_OPERATION_FAILED;
1589         }
1590
1591         return VCD_ERROR_NONE;
1592 }
1593
1594 int vcd_server_widget_cancel(int pid)
1595 {
1596         /* check if pid is valid */
1597         int fore_pid = vcd_client_widget_get_foreground_pid();
1598         if (pid != fore_pid) {
1599                 SLOG(LOG_ERROR, TAG_VCD, "[Server] pid is NOT foreground");
1600                 return VCD_ERROR_INVALID_PARAMETER;
1601         }
1602
1603         int ret;
1604         /* Check current state */
1605         vcd_state_e state = vcd_config_get_service_state();
1606
1607         /* Service state should be recording or processing */
1608         if (VCD_STATE_RECORDING != state && VCD_STATE_PROCESSING != state) {
1609                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Current state is not Recording or Processing : pid(%d)", pid);
1610                 return VCD_ERROR_INVALID_STATE;
1611         }
1612
1613         ret = vcd_server_mgr_cancel();
1614         if (0 != ret) {
1615                 SLOG(LOG_DEBUG, TAG_VCD, "[Server] Fail to cancel recognition : %d", ret);
1616                 return ret;
1617         }
1618
1619         return VCD_ERROR_NONE;
1620 }
1621