common/tts_config_mgr.c

   1 /*
   2 *  Copyright (c) 2011-2016 Samsung Electronics Co., Ltd All Rights Reserved
   3 *  Licensed under the Apache License, Version 2.0 (the "License");
   4 *  you may not use this file except in compliance with the License.
   5 *  You may obtain a copy of the License at
   6 *  http://www.apache.org/licenses/LICENSE-2.0
   7 *  Unless required by applicable law or agreed to in writing, software
   8 *  distributed under the License is distributed on an "AS IS" BASIS,
   9 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10 *  See the License for the specific language governing permissions and
  11 *  limitations under the License.
  12 */
  13
  14 #include <dirent.h>
  15 #include <dlfcn.h>
  16 #include <dlog.h>
  17 #include <Ecore.h>
  18 #include <fcntl.h>
  19 #include <glib.h>
  20 #include <unistd.h>
  21 #include <sys/inotify.h>
  22 #include <vconf.h>
  23 #include <buxton2.h>
  24
  25 #include "tts_config_mgr.h"
  26 #include "tts_config_parser.h"
  27 #include "tts_defs.h"
  28
  29 typedef struct {
  30         int     uid;
  31         tts_config_engine_changed_cb            engine_cb;
  32         tts_config_voice_changed_cb             voice_cb;
  33         tts_config_speech_rate_changed_cb       speech_cb;
  34         tts_config_screen_reader_changed_cb     screen_cb;
  35         tts_config_pitch_changed_cb             pitch_cb;
  36         void*   user_data;
  37 } tts_config_client_s;
  38
  39 extern char* tts_tag();
  40
  41 static GSList* g_engine_list = NULL;
  42
  43 static GSList* g_config_client_list = NULL;
  44
  45 static tts_config_s* g_config_info = NULL;
  46 extern char g_engine_id[128];
  47 extern char g_setting[128];
  48 extern char g_language[128];
  49
  50 static Ecore_Fd_Handler* g_config_fd_handler_noti = NULL;
  51 static int g_config_fd_noti;
  52 static int g_config_wd_noti;
  53
  54 /* For engine directory monitoring */
  55 typedef struct {
  56         Ecore_Fd_Handler* dir_fd_handler;
  57         int dir_fd;
  58         int dir_wd;
  59 } tts_engine_inotify_s;
  60
  61 static GList* g_ino_list = NULL;
  62
  63 int __tts_config_mgr_print_engine_info();
  64 static int __tts_config_mgr_register_engine_config_updated_event(const char* path);
  65 static int __tts_config_mgr_unregister_engine_config_updated_event();
  66
  67 int __tts_config_mgr_check_engine_is_valid(const char* engine_id)
  68 {
  69         if (NULL == engine_id) {
  70                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
  71                 return -1;
  72         }
  73
  74         GSList *iter = NULL;
  75         tts_engine_info_s *engine_info = NULL;
  76
  77         if (0 >= g_slist_length(g_engine_list)) {
  78                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
  79                 return -1;
  80         }
  81
  82         /* Get a first item */
  83         iter = g_slist_nth(g_engine_list, 0);
  84
  85         while (NULL != iter) {
  86                 engine_info = iter->data;
  87
  88                 if (NULL == engine_info) {
  89                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
  90                         return -1;
  91                 }
  92
  93                 if (NULL != engine_info->uuid && 0 == strcmp(engine_id, engine_info->uuid)) {
  94                         SLOG(LOG_DEBUG, tts_tag(), "Default engine is valid : %s", engine_id);
  95                         return 0;
  96                 }
  97
  98                 iter = g_slist_next(iter);
  99         }
 100
 101         /* Change default engine */
 102         iter = g_slist_nth(g_engine_list, 0);
 103         if (NULL == iter) {
 104                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] No engine in list");
 105                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
 106         }
 107
 108         engine_info = iter->data;
 109         if (NULL == g_config_info) {
 110                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Invalid engine info in list");
 111                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
 112         }
 113
 114         if (NULL != engine_info->uuid) {
 115                 memset(g_engine_id, '\0', sizeof(g_engine_id));
 116                 g_config_info->engine_id = g_engine_id;
 117                 strncpy(g_config_info->engine_id, engine_info->uuid, sizeof(g_engine_id) - 1);
 118         }
 119         if (NULL != engine_info->setting) {
 120                 memset(g_setting, '\0', sizeof(g_setting));
 121                 g_config_info->setting = g_setting;
 122                 strncpy(g_config_info->setting, engine_info->setting, sizeof(g_setting) - 1);
 123         }
 124
 125         SLOG(LOG_DEBUG, tts_tag(), "Default engine is changed : %s", g_config_info->engine_id);
 126
 127         /* Change is default voice */
 128         GSList *iter_voice = NULL;
 129         tts_config_voice_s* voice = NULL;
 130         bool is_valid_voice = false;
 131
 132         /* Get a first item */
 133         iter_voice = g_slist_nth(engine_info->voices, 0);
 134
 135         while (NULL != iter_voice) {
 136                 /*Get handle data from list*/
 137                 voice = iter_voice->data;
 138
 139                 if (NULL != voice) {
 140                         if (NULL != voice->language) {
 141                                 if (0 == strcmp(voice->language, g_config_info->language)) {
 142                                         if (voice->type == g_config_info->type) {
 143                                                 /* language is valid */
 144                                                 is_valid_voice = true;
 145
 146                                                 memset(g_language, '\0', sizeof(g_language));
 147                                                 g_config_info->language = g_language;
 148                                                 strncpy(g_config_info->language, voice->language, sizeof(g_language) - 1);
 149
 150                                                 g_config_info->type = voice->type;
 151
 152                                                 SLOG(LOG_DEBUG, tts_tag(), "Default voice is changed : lang(%s) type(%d)", voice->language, voice->type);
 153                                                 break;
 154                                         }
 155                                 }
 156                         }
 157                 }
 158
 159                 iter_voice = g_slist_next(iter_voice);
 160         }
 161
 162         if (false == is_valid_voice) {
 163                 /* Select first voice as default */
 164                 memset(g_language, '\0', sizeof(g_language));
 165                 g_config_info->language = g_language;
 166
 167                 iter_voice = g_slist_nth(engine_info->voices, 0);
 168                 if (NULL == iter_voice) {
 169                         SLOG(LOG_ERROR, tts_tag(), "Fail to get voice list");
 170                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
 171                 }
 172                 voice = iter_voice->data;
 173
 174                 if (NULL == voice || NULL == voice->language) {
 175                         SLOG(LOG_ERROR, tts_tag(), "Fail to get voice info from list");
 176                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
 177                 }
 178                 strncpy(g_config_info->language, voice->language, sizeof(g_language) - 1);
 179
 180                 g_config_info->type = voice->type;
 181                 SLOG(LOG_DEBUG, tts_tag(), "Default voice is changed : lang(%s) type(%d)", voice->language, voice->type);
 182         }
 183
 184         if (0 != tts_parser_set_engine(g_config_info->engine_id, g_config_info->setting,
 185                 g_config_info->language, g_config_info->type)) {
 186                 SLOG(LOG_ERROR, tts_tag(), " Fail to save config");
 187                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
 188         }
 189
 190         return 0;
 191 }
 192
 193 bool __tts_config_mgr_check_lang_is_valid(const char* engine_id, const char* language, int type)
 194 {
 195         if (NULL == engine_id || NULL == language) {
 196                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
 197                 return false;
 198         }
 199
 200         GSList *iter = NULL;
 201         tts_engine_info_s *engine_info = NULL;
 202
 203         if (0 >= g_slist_length(g_engine_list)) {
 204                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
 205                 return false;
 206         }
 207
 208         /* Get a first item */
 209         iter = g_slist_nth(g_engine_list, 0);
 210
 211         while (NULL != iter) {
 212                 engine_info = iter->data;
 213
 214                 if (NULL == engine_info) {
 215                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
 216                         return false;
 217                 }
 218
 219                 if (0 != strcmp(engine_id, engine_info->uuid)) {
 220                         iter = g_slist_next(iter);
 221                         continue;
 222                 }
 223
 224                 GSList *iter_voice = NULL;
 225                 tts_config_voice_s* voice = NULL;
 226
 227                 if (g_slist_length(engine_info->voices) <= 0) {
 228                         SLOG(LOG_ERROR, tts_tag(), "There is no voice : %s", engine_info->uuid);
 229                         iter = g_slist_next(iter);
 230                         return false;
 231                 }
 232
 233                 /* Get a first item */
 234                 iter_voice = g_slist_nth(engine_info->voices, 0);
 235
 236                 int i = 1;
 237                 while (NULL != iter_voice) {
 238                         /*Get handle data from list*/
 239                         voice = iter_voice->data;
 240
 241                         if (NULL != voice) {
 242                                 if (0 == strcmp(language, voice->language)) {
 243                                         if (type == voice->type) {
 244                                                 return true;
 245                                         }
 246                                 }
 247                         }
 248
 249                         /*Get next item*/
 250                         iter_voice = g_slist_next(iter_voice);
 251                         i++;
 252                 }
 253
 254                 return false;
 255         }
 256
 257         return false;
 258 }
 259
 260 int __tts_config_mgr_select_lang(const char* engine_id, char** language, int* type)
 261 {
 262         if (NULL == engine_id || NULL == language) {
 263                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
 264                 return false;
 265         }
 266
 267         GSList *iter = NULL;
 268         tts_engine_info_s *engine_info = NULL;
 269
 270         if (0 >= g_slist_length(g_engine_list)) {
 271                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
 272                 return false;
 273         }
 274
 275         /* Get a first item */
 276         iter = g_slist_nth(g_engine_list, 0);
 277
 278         while (NULL != iter) {
 279                 engine_info = iter->data;
 280
 281                 if (NULL == engine_info) {
 282                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
 283                         return false;
 284                 }
 285
 286                 if (0 != strcmp(engine_id, engine_info->uuid)) {
 287                         iter = g_slist_next(iter);
 288                         continue;
 289                 }
 290
 291                 GSList *iter_voice = NULL;
 292                 tts_config_voice_s* voice = NULL;
 293
 294                 if (g_slist_length(engine_info->voices) <= 0) {
 295                         SLOG(LOG_ERROR, tts_tag(), "There is no voice : %s", engine_info->uuid);
 296                         return -1;
 297                 }
 298
 299                 /* Get a first item */
 300                 iter_voice = g_slist_nth(engine_info->voices, 0);
 301
 302                 while (NULL != iter_voice) {
 303                         voice = iter_voice->data;
 304                         if (NULL != voice) {
 305                                 /* Default language */
 306                                 if (0 == strcmp(TTS_BASE_LANGUAGE, voice->language)) {
 307                                         *language = strdup(voice->language);
 308                                         *type = voice->type;
 309
 310                                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Selected language(%s) type(%d)", *language, *type);
 311                                         return 0;
 312                                 }
 313                         }
 314                         iter_voice = g_slist_next(iter_voice);
 315                 }
 316
 317                 /* Not support base language */
 318                 if (NULL != voice) {
 319                         *language = strdup(voice->language);
 320                         *type = voice->type;
 321
 322                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Selected language(%s) type(%d)", *language, *type);
 323                         return 0;
 324                 }
 325                 break;
 326         }
 327
 328         return -1;
 329 }
 330
 331 Eina_Bool tts_config_mgr_inotify_event_cb(void* data, Ecore_Fd_Handler *fd_handler)
 332 {
 333         SLOG(LOG_DEBUG, tts_tag(), "===== Config changed callback event");
 334
 335         int length;
 336         struct inotify_event event;
 337         memset(&event, '\0', sizeof(struct inotify_event));
 338
 339         length = read(g_config_fd_noti, &event, sizeof(struct inotify_event));
 340         if (0 > length) {
 341                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Empty Inotify event");
 342                 SLOG(LOG_DEBUG, tts_tag(), "=====");
 343                 SLOG(LOG_DEBUG, tts_tag(), " ");
 344                 return ECORE_CALLBACK_DONE;
 345         }
 346
 347         if (IN_CLOSE_WRITE == event.mask) {
 348                 /* check config changed state */
 349                 char* engine = NULL;
 350                 char* setting = NULL;
 351                 char* lang = NULL;
 352                 bool auto_voice = g_config_info->auto_voice;
 353                 int voice_type = -1;
 354                 int speech_rate = -1;
 355                 int pitch = -1;
 356
 357                 GSList *iter = NULL;
 358                 tts_config_client_s* temp_client = NULL;
 359
 360                 if (0 != tts_parser_find_config_changed(&engine, &setting, &auto_voice, &lang, &voice_type, &speech_rate, &pitch))
 361                         return ECORE_CALLBACK_PASS_ON;
 362
 363                 /* engine changed */
 364                 if (NULL != engine || NULL != setting) {
 365                         if (NULL != engine) {
 366                                 memset(g_engine_id, '\0', sizeof(g_engine_id));
 367                                 g_config_info->engine_id = g_engine_id;
 368                                 strncpy(g_config_info->engine_id, engine, sizeof(g_engine_id) - 1);
 369                         }
 370                         if (NULL != setting) {
 371                                 memset(g_setting, '\0', sizeof(g_setting));
 372                                 g_config_info->setting = g_setting;
 373                                 strncpy(g_config_info->setting, setting, sizeof(g_setting) - 1);
 374                         }
 375
 376                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Engine change(%s)", g_config_info->engine_id);
 377
 378                         /* Call all callbacks of client*/
 379                         iter = g_slist_nth(g_config_client_list, 0);
 380
 381                         while (NULL != iter) {
 382                                 temp_client = iter->data;
 383
 384                                 if (NULL != temp_client) {
 385                                         if (NULL != temp_client->engine_cb) {
 386                                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "Engine changed callback : uid(%d)", temp_client->uid);
 387                                                 temp_client->engine_cb(g_config_info->engine_id, g_config_info->setting,
 388                                                         g_config_info->language, g_config_info->type,
 389                                                         g_config_info->auto_voice, g_config_info->credential, temp_client->user_data);
 390                                         }
 391                                 }
 392
 393                                 iter = g_slist_next(iter);
 394                         }
 395                 }
 396
 397                 if (auto_voice != g_config_info->auto_voice) {
 398                         g_config_info->auto_voice = auto_voice;
 399                 }
 400
 401                 if (NULL != lang || -1 != voice_type) {
 402                         char* before_lang = NULL;
 403                         int before_type;
 404
 405                         before_lang = strdup(g_config_info->language);
 406                         before_type = g_config_info->type;
 407
 408                         if (NULL != lang) {
 409                                 memset(g_language, '\0', sizeof(g_language));
 410                                 g_config_info->language = g_language;
 411                                 strncpy(g_config_info->language, lang, sizeof(g_language) - 1);
 412                         }
 413                         if (-1 != voice_type) {
 414                                 g_config_info->type = voice_type;
 415                         }
 416
 417                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Voice change(%s, %d)", g_config_info->language, g_config_info->type);
 418
 419                         /* Call all callbacks of client*/
 420                         iter = g_slist_nth(g_config_client_list, 0);
 421
 422                         while (NULL != iter) {
 423                                 temp_client = iter->data;
 424
 425                                 if (NULL != temp_client) {
 426                                         if (NULL != temp_client->voice_cb) {
 427                                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "Voice changed callback : uid(%d)", temp_client->uid);
 428                                                 temp_client->voice_cb(before_lang, before_type,
 429                                                         g_config_info->language, g_config_info->type,
 430                                                         g_config_info->auto_voice, temp_client->user_data);
 431                                         }
 432                                 }
 433
 434                                 iter = g_slist_next(iter);
 435                         }
 436
 437                         if (NULL != before_lang) {
 438                                 free(before_lang);
 439                                 before_lang = NULL;
 440                         }
 441                 }
 442
 443                 if (-1 != speech_rate) {
 444                         g_config_info->speech_rate = speech_rate;
 445
 446                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Speech rate change(%d)", g_config_info->speech_rate);
 447
 448                         /* Call all callbacks of client*/
 449                         iter = g_slist_nth(g_config_client_list, 0);
 450
 451                         while (NULL != iter) {
 452                                 temp_client = iter->data;
 453
 454                                 if (NULL != temp_client) {
 455                                         if (NULL != temp_client->speech_cb) {
 456                                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "Speech rate changed callback : uid(%d)", temp_client->uid);
 457                                                 temp_client->speech_cb(g_config_info->speech_rate, temp_client->user_data);
 458                                         }
 459                                 }
 460
 461                                 iter = g_slist_next(iter);
 462                         }
 463                 }
 464
 465                 if (-1 != pitch) {
 466                         g_config_info->pitch = pitch;
 467
 468                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "pitch change(%d)", g_config_info->pitch);
 469
 470                         /* Call all callbacks of client*/
 471                         iter = g_slist_nth(g_config_client_list, 0);
 472
 473                         while (NULL != iter) {
 474                                 temp_client = iter->data;
 475
 476                                 if (NULL != temp_client) {
 477                                         if (NULL != temp_client->pitch_cb) {
 478                                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "Pitch changed callback : uid(%d)", temp_client->uid);
 479                                                 temp_client->pitch_cb(g_config_info->pitch, temp_client->user_data);
 480                                         }
 481                                 }
 482
 483                                 iter = g_slist_next(iter);
 484                         }
 485                 }
 486
 487                 if (NULL != engine) {
 488                         free(engine);
 489                         engine = NULL;
 490                 }
 491                 if (NULL != setting) {
 492                         free(setting);
 493                         setting = NULL;
 494                 }
 495                 if (NULL != lang) {
 496                         free(lang);
 497                         lang = NULL;
 498                 }
 499         } else {
 500                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Undefined event");
 501         }
 502
 503         SLOG(LOG_DEBUG, tts_tag(), "=====");
 504         SLOG(LOG_DEBUG, tts_tag(), " ");
 505
 506         return ECORE_CALLBACK_PASS_ON;
 507 }
 508
 509 int __tts_config_mgr_register_config_event()
 510 {
 511         /* get file notification handler */
 512         int fd;
 513         int wd;
 514
 515         fd = inotify_init();
 516         if (fd < 0) {
 517                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail get inotify fd");
 518                 return -1;
 519         }
 520         g_config_fd_noti = fd;
 521
 522         wd = inotify_add_watch(fd, TTS_CONFIG, IN_CLOSE_WRITE);
 523         g_config_wd_noti = wd;
 524
 525         g_config_fd_handler_noti = ecore_main_fd_handler_add(fd, ECORE_FD_READ,
 526                 (Ecore_Fd_Cb)tts_config_mgr_inotify_event_cb, NULL, NULL, NULL);
 527         if (NULL == g_config_fd_handler_noti) {
 528                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get handler_noti");
 529                 return -1;
 530         }
 531
 532         /* Set non-blocking mode of file */
 533         int value;
 534         value = fcntl(fd, F_GETFL, 0);
 535         value |= O_NONBLOCK;
 536
 537         if (0 > fcntl(fd, F_SETFL, value)) {
 538                 SLOG(LOG_WARN, tts_tag(), "[WARNING] Fail to set non-block mode");
 539         }
 540
 541         return 0;
 542 }
 543
 544 int __tts_config_mgr_unregister_config_event()
 545 {
 546         /* delete inotify variable */
 547         ecore_main_fd_handler_del(g_config_fd_handler_noti);
 548         inotify_rm_watch(g_config_fd_noti, g_config_wd_noti);
 549         close(g_config_fd_noti);
 550
 551         return 0;
 552 }
 553
 554 int __tts_config_set_auto_language()
 555 {
 556         char* value = NULL;
 557         value = vconf_get_str(TTS_LANGSET_KEY);
 558         if (NULL == value) {
 559                 SLOG(LOG_ERROR, tts_tag(), "[Config ERROR] Fail to get display language");
 560                 return -1;
 561         }
 562
 563         char temp_lang[6] = {'\0', };
 564         strncpy(temp_lang, value, 5);
 565         free(value);
 566         value = NULL;
 567
 568         if (true == __tts_config_mgr_check_lang_is_valid(g_config_info->engine_id, temp_lang, g_config_info->type)) {
 569                 /* tts default voice change */
 570                 if (NULL == g_config_info->language) {
 571                         SLOG(LOG_ERROR, tts_tag(), "Current config language is NULL");
 572                         return -1;
 573                 }
 574
 575                 char* before_lang = NULL;
 576                 int before_type;
 577
 578                 if (0 != tts_parser_set_voice(temp_lang, g_config_info->type)) {
 579                         SLOG(LOG_ERROR, tts_tag(), "Fail to save default voice");
 580                         return -1;
 581                 }
 582
 583                 before_lang = strdup(g_config_info->language);
 584                 before_type = g_config_info->type;
 585
 586                 memset(g_language, '\0', sizeof(g_language));
 587                 g_config_info->language = g_language;
 588                 strncpy(g_config_info->language, temp_lang, sizeof(g_language) - 1);
 589
 590                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[Config] Default voice : lang(%s) type(%d)",
 591                         g_config_info->language, g_config_info->type);
 592
 593                 GSList *iter = NULL;
 594                 tts_config_client_s* temp_client = NULL;
 595
 596                 /* Call all callbacks of client*/
 597                 iter = g_slist_nth(g_config_client_list, 0);
 598
 599                 while (NULL != iter) {
 600                         temp_client = iter->data;
 601
 602                         if (NULL != temp_client) {
 603                                 if (NULL != temp_client->voice_cb) {
 604                                         temp_client->voice_cb(before_lang, before_type,
 605                                                 g_config_info->language, g_config_info->type,
 606                                                 g_config_info->auto_voice, temp_client->user_data);
 607                                 }
 608                         }
 609
 610                         iter = g_slist_next(iter);
 611                 }
 612
 613                 if (NULL != before_lang) {
 614                         free(before_lang);
 615                         before_lang = NULL;
 616                 }
 617         } else {
 618                 /* Display language is not valid */
 619                 char* tmp_language = NULL;
 620                 int tmp_type = -1;
 621                 if (0 != __tts_config_mgr_select_lang(g_config_info->engine_id, &tmp_language, &tmp_type)) {
 622                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to select language");
 623                         return -1;
 624                 }
 625
 626                 if (NULL == tmp_language) {
 627                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] language is NULL");
 628                         return -1;
 629                 }
 630
 631                 if (0 != tts_parser_set_voice(tmp_language, tmp_type)) {
 632                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to save config");
 633                         return -1;
 634                 }
 635
 636                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[Config] Default voice : lang(%s) type(%d)",
 637                         tmp_language, tmp_type);
 638
 639                 GSList *iter = NULL;
 640                 tts_config_client_s* temp_client = NULL;
 641
 642                 /* Call all callbacks of client*/
 643                 iter = g_slist_nth(g_config_client_list, 0);
 644
 645                 while (NULL != iter) {
 646                         temp_client = iter->data;
 647
 648                         if (NULL != temp_client) {
 649                                 if (NULL != temp_client->voice_cb) {
 650                                         temp_client->voice_cb(g_config_info->language, g_config_info->type,
 651                                                 tmp_language, tmp_type, g_config_info->auto_voice, temp_client->user_data);
 652                                 }
 653                         }
 654
 655                         iter = g_slist_next(iter);
 656                 }
 657
 658
 659                 memset(g_language, '\0', sizeof(g_language));
 660                 g_config_info->language = g_language;
 661                 strncpy(g_config_info->language, tmp_language, sizeof(g_language) - 1);
 662
 663                 g_config_info->type = tmp_type;
 664
 665                 free(tmp_language);
 666                 tmp_language = NULL;
 667         }
 668
 669         return 0;
 670 }
 671
 672 void __tts_config_display_language_changed_cb(keynode_t *key, void *data)
 673 {
 674         if (true == g_config_info->auto_voice) {
 675                 __tts_config_set_auto_language();
 676         }
 677
 678         return;
 679 }
 680
 681 void __tts_config_screen_reader_changed_cb(keynode_t *key, void *data)
 682 {
 683         int ret;
 684         int screen_reader;
 685         ret = vconf_get_bool(TTS_ACCESSIBILITY_KEY, &screen_reader);
 686         if (0 != ret) {
 687                 SLOG(LOG_ERROR, tts_tag(), "[Config ERROR] Fail to get screen reader");
 688                 return;
 689         }
 690
 691         GSList *iter = NULL;
 692         tts_config_client_s* temp_client = NULL;
 693
 694         /* Call all callbacks of client*/
 695         iter = g_slist_nth(g_config_client_list, 0);
 696
 697         while (NULL != iter) {
 698                 temp_client = iter->data;
 699
 700                 if (NULL != temp_client) {
 701                         if (NULL != temp_client->screen_cb) {
 702                                 temp_client->screen_cb((bool)screen_reader);
 703                         }
 704                 }
 705
 706                 iter = g_slist_next(iter);
 707         }
 708 }
 709
 710 int __tts_config_release_client(int uid)
 711 {
 712         GSList *iter = NULL;
 713         tts_config_client_s* temp_client = NULL;
 714
 715         if (0 < g_slist_length(g_config_client_list)) {
 716                 /* Check uid */
 717                 iter = g_slist_nth(g_config_client_list, 0);
 718
 719                 while (NULL != iter) {
 720                         temp_client = iter->data;
 721
 722                         if (NULL != temp_client) {
 723                                 if (uid == temp_client->uid) {
 724                                         g_config_client_list = g_slist_remove(g_config_client_list, temp_client);
 725                                         free(temp_client);
 726                                         temp_client = NULL;
 727                                         break;
 728                                 }
 729                         }
 730
 731                         iter = g_slist_next(iter);
 732                 }
 733         }
 734
 735         SLOG(LOG_DEBUG, tts_tag(), "Client count (%d)", g_slist_length(g_config_client_list));
 736
 737         return g_slist_length(g_config_client_list);
 738 }
 739
 740 void __tts_config_release_engine()
 741 {
 742         GSList *iter = NULL;
 743         tts_engine_info_s *engine_info = NULL;
 744
 745         if (0 < g_slist_length(g_engine_list)) {
 746
 747                 /* Get a first item */
 748                 iter = g_slist_nth(g_engine_list, 0);
 749
 750                 while (NULL != iter) {
 751                         engine_info = iter->data;
 752
 753                         if (NULL != engine_info) {
 754                                 g_engine_list = g_slist_remove(g_engine_list, engine_info);
 755
 756                                 tts_parser_free_engine_info(engine_info);
 757                         }
 758
 759                         iter = g_slist_nth(g_engine_list, 0);
 760                 }
 761         }
 762
 763         return;
 764 }
 765
 766 int __tts_config_mgr_get_engine_info()
 767 {
 768         DIR *dp = NULL;
 769         int ret = -1;
 770         struct dirent entry;
 771         struct dirent *dirp = NULL;
 772
 773         char filepath[512] = {'\0',};
 774         int filesize;
 775         tts_engine_info_s* info = NULL;
 776
 777         __tts_config_release_engine();
 778         g_engine_list = NULL;
 779         __tts_config_mgr_unregister_engine_config_updated_event();
 780
 781         /* Copy default info directory to download directory */
 782         dp  = opendir(TTS_DEFAULT_ENGINE_INFO);
 783         if (NULL == dp) {
 784                 SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] No default directory : %s", TTS_DEFAULT_ENGINE_INFO);
 785         } else {
 786                 do {
 787                         ret = readdir_r(dp, &entry, &dirp);
 788                         if (0 != ret) {
 789                                 SLOG(LOG_ERROR, tts_tag(), "[CONFIG] Fail to read directory");
 790                                 break;
 791                         }
 792
 793                         if (NULL != dirp) {
 794                                 if (!strcmp(".", dirp->d_name) || !strcmp("..", dirp->d_name))
 795                                         continue;
 796
 797                                 filesize = strlen(TTS_DEFAULT_ENGINE_INFO) + strlen(dirp->d_name) + 2;
 798                                 if (filesize >= 512) {
 799                                         SECURE_SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] File path is too long : %s", dirp->d_name);
 800                                         closedir(dp);
 801                                         return -1;
 802                                 }
 803
 804                                 memset(filepath, '\0', 512);
 805                                 snprintf(filepath, 512, "%s/%s", TTS_DEFAULT_ENGINE_INFO, dirp->d_name);
 806
 807                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] Filepath(%s)", filepath);
 808
 809                                 char dest[512] = {'\0',};
 810                                 snprintf(dest, 512, "%s/%s", TTS_DOWNLOAD_ENGINE_INFO, dirp->d_name);
 811
 812                                 if (0 != access(dest, F_OK)) {
 813                                         if (0 != tts_parser_copy_xml(filepath, dest)) {
 814                                                 SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] Fail to copy engine info");
 815                                         }
 816                                 }
 817                         }
 818                 } while (NULL != dirp);
 819
 820                 closedir(dp);
 821         }
 822
 823         /* Get engine info from default engine directory */
 824         dp  = opendir(TTS_DOWNLOAD_ENGINE_INFO);
 825         if (NULL == dp) {
 826                 SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] No downloadable directory : %s", TTS_DOWNLOAD_ENGINE_INFO);
 827         } else {
 828                 do {
 829                         ret = readdir_r(dp, &entry, &dirp);
 830                         if (0 != ret) {
 831                                 SLOG(LOG_ERROR, tts_tag(), "[CONFIG] Fail to read directory");
 832                                 break;
 833                         }
 834
 835                         if (NULL != dirp) {
 836                                 if (!strcmp(".", dirp->d_name) || !strcmp("..", dirp->d_name))
 837                                         continue;
 838
 839                                 filesize = strlen(TTS_DOWNLOAD_ENGINE_INFO) + strlen(dirp->d_name) + 2;
 840                                 if (filesize >= 512) {
 841                                         SECURE_SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] File path is too long : %s", dirp->d_name);
 842                                         closedir(dp);
 843                                         return -1;
 844                                 }
 845
 846                                 memset(filepath, '\0', 512);
 847                                 snprintf(filepath, 512, "%s/%s", TTS_DOWNLOAD_ENGINE_INFO, dirp->d_name);
 848
 849                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] Filepath(%s)", filepath);
 850
 851                                 if (0 == tts_parser_get_engine_info(filepath, &info)) {
 852                                         g_engine_list = g_slist_append(g_engine_list, info);
 853                                         if (0 != __tts_config_mgr_register_engine_config_updated_event(filepath)) {
 854                                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register engine config updated event");
 855                                         }
 856                                 }
 857                         }
 858                 } while (NULL != dirp);
 859
 860                 closedir(dp);
 861         }
 862
 863         if (0 >= g_slist_length(g_engine_list)) {
 864                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] No engine");
 865                 return -1;
 866         }
 867
 868         return 0;
 869 }
 870
 871 static Eina_Bool __tts_config_mgr_engine_config_inotify_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 872 {
 873         SLOG(LOG_DEBUG, tts_tag(), "===== Engine config updated callback event");
 874
 875         tts_engine_inotify_s *ino = (tts_engine_inotify_s *)data;
 876         int dir_fd = ino->dir_fd;
 877
 878         int length;
 879         struct inotify_event event;
 880         memset(&event, '\0', sizeof(struct inotify_event));
 881
 882         length = read(dir_fd, &event, sizeof(struct inotify_event));
 883         if (0 > length) {
 884                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Empty Inotify event");
 885                 SLOG(LOG_DEBUG, tts_tag(), "=====");
 886                 SLOG(LOG_DEBUG, tts_tag(), " ");
 887                 return ECORE_CALLBACK_DONE;
 888         }
 889
 890         if (IN_CLOSE_WRITE == event.mask) {
 891                 int ret = __tts_config_mgr_get_engine_info();
 892                 if (0 != ret) {
 893                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get engine info when config updated");
 894                 }
 895                 __tts_config_mgr_print_engine_info();
 896                 bool support = tts_config_check_default_voice_is_valid(g_config_info->language, g_config_info->type);
 897                 if (false == support) {
 898                         SLOG(LOG_DEBUG, tts_tag(), "[ERROR] Default voice is valid");
 899                         char* temp_lang = NULL;
 900                         int temp_type;
 901                         ret = __tts_config_mgr_select_lang(g_config_info->engine_id, &temp_lang, &temp_type);
 902                         if (0 != ret) {
 903                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get voice");
 904                         }
 905
 906                         ret = tts_config_mgr_set_voice(temp_lang, temp_type);
 907                         if (0 != ret) {
 908                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to set voice");
 909                         } else {
 910                                 SLOG(LOG_DEBUG, tts_tag(), "[DEBUG] Saved default voice : lang(%s), type(%d)", g_config_info->language, g_config_info->type);
 911                         }
 912                         if (NULL != temp_lang) {
 913                                 free(temp_lang);
 914                                 temp_lang = NULL;
 915                         }
 916                 }
 917
 918                 GSList *iter = NULL;
 919                 tts_config_client_s* temp_client = NULL;
 920                 /* Call all callbacks of client*/
 921                 iter = g_slist_nth(g_config_client_list, 0);
 922
 923                 while (NULL != iter) {
 924                         temp_client = iter->data;
 925
 926                         if (NULL != temp_client) {
 927                                 if (NULL != temp_client->engine_cb) {
 928                                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Engine changed callback : uid(%d)", temp_client->uid);
 929                                         temp_client->engine_cb(g_config_info->engine_id, g_config_info->setting,
 930                                                 g_config_info->language, g_config_info->type,
 931                                                 g_config_info->auto_voice, g_config_info->credential, temp_client->user_data);
 932                                 }
 933                         }
 934
 935                         iter = g_slist_next(iter);
 936                 }
 937         } else {
 938                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Undefined event");
 939         }
 940
 941         SLOG(LOG_DEBUG, tts_tag(), "=====");
 942         SLOG(LOG_DEBUG, tts_tag(), " ");
 943
 944         return ECORE_CALLBACK_PASS_ON;
 945 }
 946
 947 static int __tts_config_mgr_register_engine_config_updated_event(const char* path)
 948 {
 949         if (NULL == path) {
 950                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Path is NULL");
 951                 return -1;
 952         }
 953
 954         /* For engine directory monitoring */
 955         tts_engine_inotify_s *ino = (tts_engine_inotify_s *)calloc(1, sizeof(tts_engine_inotify_s));
 956         if (NULL == ino) {
 957                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
 958                 return -1;
 959         }
 960
 961         ino->dir_fd = inotify_init();
 962         if (ino->dir_fd < 0) {
 963                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to init inotify");
 964                 free(ino);
 965                 ino = NULL;
 966
 967                 return -1;
 968         }
 969
 970         ino->dir_wd = inotify_add_watch(ino->dir_fd, path, IN_CLOSE_WRITE);
 971         SLOG(LOG_DEBUG, tts_tag(), "Add inotify watch(%s)", path);
 972         if (ino->dir_wd < 0) {
 973                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to add watch");
 974                 free(ino);
 975                 ino = NULL;
 976                 return -1;
 977         }
 978
 979         ino->dir_fd_handler = ecore_main_fd_handler_add(ino->dir_fd, ECORE_FD_READ, (Ecore_Fd_Cb)__tts_config_mgr_engine_config_inotify_event_callback, (void *)ino, NULL, NULL);
 980         if (NULL == ino->dir_fd_handler) {
 981                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to add fd handler");
 982                 free(ino);
 983                 ino = NULL;
 984                 return -1;
 985         }
 986
 987         /* Set non-blocking mode of file */
 988         int value;
 989         value = fcntl(ino->dir_fd, F_GETFL, 0);
 990         value |= O_NONBLOCK;
 991
 992         if (0 > fcntl(ino->dir_fd, F_SETFL, value)) {
 993                 SLOG(LOG_WARN, tts_tag(), "[WARNING] Fail to set non-block mode");
 994         }
 995
 996         g_ino_list = g_list_append(g_ino_list, ino);
 997
 998         return 0;
 999 }
1000
1001 static int __tts_config_mgr_unregister_engine_config_updated_event()
1002 {
1003         /* delete all inotify variable */
1004         if (0 < g_list_length(g_ino_list)) {
1005                 GList *iter = NULL;
1006                 iter = g_list_first(g_ino_list);
1007
1008                 while (NULL != iter) {
1009                         tts_engine_inotify_s *tmp = iter->data;
1010
1011                         if (NULL != tmp) {
1012                                 ecore_main_fd_handler_del(tmp->dir_fd_handler);
1013                                 inotify_rm_watch(tmp->dir_fd, tmp->dir_wd);
1014                                 close(tmp->dir_fd);
1015
1016                                 free(tmp);
1017                                 tmp = NULL;
1018                         }
1019
1020                         g_ino_list = g_list_remove_link(g_ino_list, iter);
1021
1022                         iter = g_list_first(g_ino_list);
1023                 }
1024         }
1025
1026         return 0;
1027 }
1028
1029 int tts_config_mgr_initialize(int uid)
1030 {
1031         GSList *iter = NULL;
1032         int* get_uid;
1033         tts_config_client_s* temp_client = NULL;
1034
1035         /* Register uid */
1036         if (0 < g_slist_length(g_config_client_list)) {
1037                 /* Check uid */
1038                 iter = g_slist_nth(g_config_client_list, 0);
1039
1040                 while (NULL != iter) {
1041                         get_uid = iter->data;
1042
1043                         if (uid == *get_uid) {
1044                                 SECURE_SLOG(LOG_WARN, tts_tag(), "[CONFIG] uid(%d) has already registered", uid);
1045                                 return 0;
1046                         }
1047
1048                         iter = g_slist_next(iter);
1049                 }
1050
1051                 temp_client = (tts_config_client_s*)calloc(1, sizeof(tts_config_client_s));
1052                 if (NULL == temp_client) {
1053                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
1054                         return TTS_CONFIG_ERROR_OUT_OF_MEMORY;
1055                 }
1056                 temp_client->uid = uid;
1057
1058                 g_config_client_list = g_slist_append(g_config_client_list, temp_client);
1059
1060                 SECURE_SLOG(LOG_WARN, tts_tag(), "[CONFIG] Add uid(%d) but config has already initialized", uid);
1061                 return 0;
1062         } else {
1063                 temp_client = (tts_config_client_s*)calloc(1, sizeof(tts_config_client_s));
1064                 if (NULL == temp_client) {
1065                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
1066                         return TTS_CONFIG_ERROR_OUT_OF_MEMORY;
1067                 }
1068                 temp_client->uid = uid;
1069
1070                 g_config_client_list = g_slist_append(g_config_client_list, temp_client);
1071         }
1072
1073         if (0 != access(TTS_CONFIG_BASE, F_OK)) {
1074                 if (0 != mkdir(TTS_CONFIG_BASE, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
1075                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_CONFIG_BASE);
1076                         __tts_config_release_client(uid);
1077                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1078                 } else {
1079                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_CONFIG_BASE);
1080                 }
1081         }
1082
1083         if (0 != access(TTS_HOME, F_OK)) {
1084                 if (0 != mkdir(TTS_HOME, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
1085                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_HOME);
1086                         __tts_config_release_client(uid);
1087                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1088                 } else {
1089                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_HOME);
1090                 }
1091         }
1092
1093         if (0 != access(TTS_DOWNLOAD_BASE, F_OK)) {
1094                 if (0 != mkdir(TTS_DOWNLOAD_BASE, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
1095                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_DOWNLOAD_BASE);
1096                         __tts_config_release_client(uid);
1097                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1098                 } else {
1099                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_DOWNLOAD_BASE);
1100                 }
1101         }
1102
1103         if (0 != access(TTS_DOWNLOAD_ENGINE_INFO, F_OK)) {
1104                 if (0 != mkdir(TTS_DOWNLOAD_ENGINE_INFO, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
1105                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_DOWNLOAD_ENGINE_INFO);
1106                         __tts_config_release_client(uid);
1107                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1108                 } else {
1109                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_DOWNLOAD_ENGINE_INFO);
1110                 }
1111         }
1112
1113         if (0 != __tts_config_mgr_get_engine_info()) {
1114                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get engine info");
1115                 __tts_config_release_client(uid);
1116                 __tts_config_release_engine();
1117                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1118         }
1119
1120         __tts_config_mgr_print_engine_info();
1121
1122         if (0 != tts_parser_load_config(&g_config_info)) {
1123                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to parse configure information");
1124                 __tts_config_release_client(uid);
1125                 __tts_config_release_engine();
1126                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1127         }
1128
1129         /* Check whether engine id is valid */
1130         if (0 != __tts_config_mgr_check_engine_is_valid(g_config_info->engine_id)) {
1131                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get default engine");
1132                 __tts_config_release_client(uid);
1133                 __tts_config_release_engine();
1134                 tts_parser_unload_config(g_config_info);
1135                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1136         }
1137
1138         if (true == g_config_info->auto_voice) {
1139                 /* Check language with display language */
1140                 __tts_config_set_auto_language();
1141         } else {
1142                 if (false == __tts_config_mgr_check_lang_is_valid(g_config_info->engine_id, g_config_info->language, g_config_info->type)) {
1143                         /* Default language is not valid */
1144                         char* tmp_language = NULL;
1145                         int tmp_type = -1;
1146                         if (0 != __tts_config_mgr_select_lang(g_config_info->engine_id, &tmp_language, &tmp_type)) {
1147                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to select language");
1148                                 __tts_config_release_client(uid);
1149                                 __tts_config_release_engine();
1150                                 tts_parser_unload_config(g_config_info);
1151                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1152                         }
1153
1154                         if (NULL != tmp_language) {
1155                                 memset(g_language, '\0', sizeof(g_language));
1156                                 g_config_info->language = g_language;
1157                                 strncpy(g_config_info->language, tmp_language, sizeof(g_language) - 1);
1158
1159                                 g_config_info->type = tmp_type;
1160
1161                                 free(tmp_language);
1162                                 tmp_language = NULL;
1163
1164                                 if (0 != tts_parser_set_voice(g_config_info->language, g_config_info->type)) {
1165                                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to save config");
1166                                         __tts_config_release_client(uid);
1167                                         __tts_config_release_engine();
1168                                         tts_parser_unload_config(g_config_info);
1169                                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1170                                 }
1171                         }
1172                 }
1173         }
1174
1175         /* print daemon config */
1176         SLOG(LOG_DEBUG, tts_tag(), "== TTS config ==");
1177         SECURE_SLOG(LOG_DEBUG, tts_tag(), " engine : %s", g_config_info->engine_id);
1178         SECURE_SLOG(LOG_DEBUG, tts_tag(), " setting : %s", g_config_info->setting);
1179         SECURE_SLOG(LOG_DEBUG, tts_tag(), " auto voice : %s", g_config_info->auto_voice ? "on" : "off");
1180         SECURE_SLOG(LOG_DEBUG, tts_tag(), " language : %s", g_config_info->language);
1181         SECURE_SLOG(LOG_DEBUG, tts_tag(), " voice type : %d", g_config_info->type);
1182         SECURE_SLOG(LOG_DEBUG, tts_tag(), " speech rate : %d", g_config_info->speech_rate);
1183         SECURE_SLOG(LOG_DEBUG, tts_tag(), " pitch : %d", g_config_info->pitch);
1184         SLOG(LOG_DEBUG, tts_tag(), "=================");
1185
1186         if (0 != __tts_config_mgr_register_config_event()) {
1187                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register config event");
1188                 __tts_config_release_client(uid);
1189                 __tts_config_release_engine();
1190                 tts_parser_unload_config(g_config_info);
1191                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1192         }
1193
1194         /* Register to detect display language change */
1195         vconf_notify_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb, NULL);
1196         vconf_notify_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb, NULL);
1197
1198         /* For engine directory monitoring */
1199         //if (0 != __tts_config_mgr_register_engine_config_updated_event()) {
1200         //      SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register engine config updated event");
1201         //      __tts_config_release_client(uid);
1202         //      __tts_config_release_engine();
1203         //      tts_parser_unload_config(g_config_info);
1204         //      __tts_config_mgr_unregister_config_event();
1205         //      return TTS_CONFIG_ERROR_OPERATION_FAILED;
1206         //}
1207
1208         return 0;
1209 }
1210
1211 int tts_config_mgr_finalize(int uid)
1212 {
1213         if (0 < __tts_config_release_client(uid)) {
1214                 return 0;
1215         }
1216
1217         tts_config_mgr_unset_callback(uid);
1218
1219         __tts_config_release_engine();
1220
1221         tts_parser_unload_config(g_config_info);
1222
1223         __tts_config_mgr_unregister_engine_config_updated_event();
1224
1225         __tts_config_mgr_unregister_config_event();
1226
1227         vconf_ignore_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb);
1228         vconf_ignore_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb);
1229
1230         return 0;
1231 }
1232
1233 int tts_config_mgr_set_callback(int uid,
1234                                 tts_config_engine_changed_cb engine_cb,
1235                                 tts_config_voice_changed_cb voice_cb,
1236                                 tts_config_speech_rate_changed_cb speech_cb,
1237                                 tts_config_pitch_changed_cb pitch_cb,
1238                                 void* user_data)
1239 {
1240         GSList *iter = NULL;
1241         tts_config_client_s* temp_client = NULL;
1242
1243         /* Call all callbacks of client*/
1244         iter = g_slist_nth(g_config_client_list, 0);
1245
1246         while (NULL != iter) {
1247                 temp_client = iter->data;
1248
1249                 if (NULL != temp_client) {
1250                         if (uid == temp_client->uid) {
1251                                 temp_client->engine_cb = engine_cb;
1252                                 temp_client->voice_cb = voice_cb;
1253                                 temp_client->speech_cb = speech_cb;
1254                                 temp_client->pitch_cb = pitch_cb;
1255                                 temp_client->user_data = user_data;
1256                         }
1257                 }
1258
1259                 iter = g_slist_next(iter);
1260         }
1261         return 0;
1262 }
1263
1264 int tts_config_mgr_unset_callback(int uid)
1265 {
1266         GSList *iter = NULL;
1267         tts_config_client_s* temp_client = NULL;
1268
1269         /* Call all callbacks of client*/
1270         iter = g_slist_nth(g_config_client_list, 0);
1271
1272         while (NULL != iter) {
1273                 temp_client = iter->data;
1274
1275                 if (NULL != temp_client) {
1276                         if (uid == temp_client->uid) {
1277                                 temp_client->engine_cb = NULL;
1278                                 temp_client->voice_cb = NULL;
1279                                 temp_client->speech_cb = NULL;
1280                                 temp_client->pitch_cb = NULL;
1281                                 temp_client->user_data = NULL;
1282                         }
1283                 }
1284
1285                 iter = g_slist_next(iter);
1286         }
1287
1288         return 0;
1289 }
1290
1291 int tts_config_set_screen_reader_callback(int uid, tts_config_screen_reader_changed_cb callback)
1292 {
1293         if (NULL == callback) {
1294                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
1295                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1296         }
1297
1298         GSList *iter = NULL;
1299         tts_config_client_s* temp_client = NULL;
1300
1301         /* Call all callbacks of client*/
1302         iter = g_slist_nth(g_config_client_list, 0);
1303
1304         while (NULL != iter) {
1305                 temp_client = iter->data;
1306
1307                 if (NULL != temp_client) {
1308                         if (uid == temp_client->uid) {
1309                                 temp_client->screen_cb = callback;
1310                         }
1311                 }
1312
1313                 iter = g_slist_next(iter);
1314         }
1315         return 0;
1316 }
1317
1318 int tts_config_unset_screen_reader_callback(int uid)
1319 {
1320         GSList *iter = NULL;
1321         tts_config_client_s* temp_client = NULL;
1322
1323         /* Call all callbacks of client*/
1324         iter = g_slist_nth(g_config_client_list, 0);
1325
1326         while (NULL != iter) {
1327                 temp_client = iter->data;
1328
1329                 if (NULL != temp_client) {
1330                         if (uid == temp_client->uid) {
1331                                 temp_client->screen_cb = NULL;
1332                         }
1333                 }
1334
1335                 iter = g_slist_next(iter);
1336         }
1337         return 0;
1338 }
1339
1340
1341 int tts_config_mgr_get_engine_list(tts_config_supported_engine_cb callback, void* user_data)
1342 {
1343         if (0 >= g_slist_length(g_config_client_list)) {
1344                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1345                 return TTS_CONFIG_ERROR_INVALID_STATE;
1346         }
1347
1348         GSList *iter = NULL;
1349         tts_engine_info_s *engine_info = NULL;
1350
1351         if (0 >= g_slist_length(g_engine_list)) {
1352                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
1353                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1354         }
1355
1356         /* Get a first item */
1357         iter = g_slist_nth(g_engine_list, 0);
1358
1359         while (NULL != iter) {
1360                 engine_info = iter->data;
1361
1362                 if (NULL != engine_info) {
1363                         if (false == callback(engine_info->uuid, engine_info->name, engine_info->setting, user_data)) {
1364                                 break;
1365                         }
1366                 }
1367
1368                 iter = g_slist_next(iter);
1369         }
1370
1371         return 0;
1372 }
1373
1374 int tts_config_mgr_get_engine(char** engine)
1375 {
1376         if (0 >= g_slist_length(g_config_client_list)) {
1377                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1378                 return TTS_CONFIG_ERROR_INVALID_STATE;
1379         }
1380
1381         if (NULL == engine) {
1382                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1383                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1384         }
1385
1386         if (NULL != g_config_info->engine_id) {
1387                 /* Check engine id is valid */
1388                 GSList *iter = NULL;
1389                 tts_engine_info_s *engine_info = NULL;
1390
1391                 if (0 >= g_slist_length(g_engine_list)) {
1392                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1393                         return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1394                 }
1395
1396                 /* Get a first item */
1397                 iter = g_slist_nth(g_engine_list, 0);
1398
1399                 while (NULL != iter) {
1400                         engine_info = iter->data;
1401
1402                         if (NULL != engine_info) {
1403                                 if (0 == strcmp(engine_info->uuid, g_config_info->engine_id)) {
1404                                         *engine = strdup(g_config_info->engine_id);
1405                                         return 0;
1406                                 }
1407                         }
1408                         iter = g_slist_next(iter);
1409                 }
1410
1411                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Current engine id is not valid");
1412         } else {
1413                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is NULL");
1414         }
1415
1416         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1417 }
1418
1419 int __tts_set_buxtonkey(const char* engine)
1420 {
1421         /* Set vconfkey */
1422         struct buxton_client * bux_cli;
1423         struct buxton_layer * bux_layer;
1424         struct buxton_value * bux_val;
1425
1426         int ret = buxton_open(&bux_cli, NULL, NULL);
1427         if (0 != ret) {
1428                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_open failed!! (%d)", ret);
1429                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1430         }
1431         bux_layer = buxton_create_layer("system");
1432         if (NULL == bux_layer) {
1433                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_create_layer FAIL");
1434                 buxton_close(bux_cli);
1435                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1436         }
1437         bux_val = buxton_value_create_string(engine);
1438         if (NULL == bux_val) {
1439                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_value_create_string FAIL");
1440                 buxton_free_layer(bux_layer);
1441                 buxton_close(bux_cli);
1442                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1443         } else {
1444                 SLOG(LOG_DEBUG, tts_tag(), "[DBUS-BUXTON2] layer: %s", buxton_layer_get_name(bux_layer));
1445         }
1446
1447         ret = buxton_set_value_sync(bux_cli, bux_layer, TTS_ENGINE_DB_DEFAULT, bux_val);
1448         if (0 != ret) {
1449                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_set_value_sync failed!! (%d)", ret);
1450                 buxton_value_free(bux_val);
1451                 buxton_free_layer(bux_layer);
1452                 buxton_close(bux_cli);
1453
1454                 bux_cli = NULL;
1455                 bux_layer = NULL;
1456                 bux_val = NULL;
1457
1458                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1459         } else {
1460                 SLOG(LOG_DEBUG, tts_tag(), "[DBUS-BUXTON2] buxton_set_value_sync: %d, %s", ret, TTS_ENGINE_DB_DEFAULT);
1461         }
1462
1463         buxton_value_free(bux_val);
1464         buxton_free_layer(bux_layer);
1465         buxton_close(bux_cli);
1466
1467         bux_cli = NULL;
1468         bux_layer = NULL;
1469         bux_val = NULL;
1470
1471         return TTS_CONFIG_ERROR_NONE;
1472 }
1473
1474 int tts_config_mgr_set_engine(const char* engine)
1475 {
1476         if (0 >= g_slist_length(g_config_client_list)) {
1477                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1478                 return TTS_CONFIG_ERROR_INVALID_STATE;
1479         }
1480
1481         if (NULL == engine)
1482                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1483
1484         /* Check current engine id with new engine id */
1485         if (0 == strcmp(g_config_info->engine_id, engine))
1486                 return 0;
1487
1488         if (0 >= g_slist_length(g_engine_list)) {
1489                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1490                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1491         }
1492
1493         SLOG(LOG_DEBUG, tts_tag(), "New engine id : %s", engine);
1494
1495         int ret = __tts_set_buxtonkey(engine);
1496         if (0 != ret) {
1497                 SLOG(LOG_DEBUG, tts_tag(), "[DEBUG] set_buxtonkey Fail!!");
1498                 return ret;
1499         }
1500
1501         GSList *iter = NULL;
1502         tts_engine_info_s *engine_info = NULL;
1503         bool is_valid_engine = false;
1504
1505         /* Get a first item */
1506         iter = g_slist_nth(g_engine_list, 0);
1507
1508         while (NULL != iter) {
1509                 engine_info = iter->data;
1510
1511                 if (NULL == engine_info) {
1512                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1513                         iter = g_slist_next(iter);
1514                         continue;
1515                 }
1516
1517                 /* Check engine id is valid */
1518                 if (0 != strcmp(engine, engine_info->uuid)) {
1519                         iter = g_slist_next(iter);
1520                         continue;
1521                 }
1522
1523                 memset(g_engine_id, '\0', sizeof(g_engine_id));
1524                 g_config_info->engine_id = g_engine_id;
1525                 strncpy(g_config_info->engine_id, engine, sizeof(g_engine_id) - 1);
1526
1527                 if (NULL != engine_info->setting) {
1528                         memset(g_setting, '\0', sizeof(g_setting));
1529                         g_config_info->setting = g_setting;
1530                         strncpy(g_config_info->setting, engine_info->setting, sizeof(g_setting) - 1);
1531                 }
1532
1533                 /* Engine is valid*/
1534                 GSList *iter_voice = NULL;
1535                 tts_config_voice_s* voice = NULL;
1536                 bool is_valid_voice = false;
1537
1538                 /* Get a first item */
1539                 iter_voice = g_slist_nth(engine_info->voices, 0);
1540
1541                 while (NULL != iter_voice) {
1542                         /*Get handle data from list*/
1543                         voice = iter_voice->data;
1544
1545                         if (NULL != voice) {
1546                                 if (NULL == voice->language)
1547                                         continue;
1548                                 SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1549
1550                                 if (0 == strcmp(voice->language, g_config_info->language)) {
1551                                         if (voice->type == g_config_info->type) {
1552                                                 /* language is valid */
1553                                                 is_valid_voice = true;
1554                                                 g_config_info->type = voice->type;
1555                                         }
1556                                         break;
1557                                 }
1558                         }
1559
1560                         /*Get next item*/
1561                         iter_voice = g_slist_next(iter_voice);
1562                 }
1563
1564                 if (false == is_valid_voice) {
1565                         memset(g_language, '\0', sizeof(g_language));
1566                         g_config_info->language = g_language;
1567
1568                         iter_voice = g_slist_nth(engine_info->voices, 0);
1569                         if (NULL != iter_voice) {
1570                                 voice = iter_voice->data;
1571                                 if (NULL != voice) {
1572                                         if (NULL != voice->language)
1573                                                 strncpy(g_config_info->language, voice->language, sizeof(g_language) - 1);
1574
1575                                         g_config_info->type = voice->type;
1576                                 }
1577                         }
1578                 }
1579
1580                 is_valid_engine = true;
1581                 break;
1582         }
1583
1584         if (true == is_valid_engine) {
1585                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Engine changed");
1586                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Engine : %s", g_config_info->engine_id);
1587                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Setting : %s", g_config_info->setting);
1588                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Language : %s", g_config_info->language);
1589                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Type : %d", g_config_info->type);
1590
1591                 if (0 != tts_parser_set_engine(g_config_info->engine_id, g_config_info->setting,
1592                         g_config_info->language, g_config_info->type)) {
1593                                 SLOG(LOG_ERROR, tts_tag(), " Fail to save config");
1594                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1595                 }
1596         } else {
1597                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is not valid");
1598                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1599         }
1600
1601         return 0;
1602 }
1603
1604 int tts_config_mgr_get_voice_list(const char* engine_id, tts_config_supported_voice_cb callback, void* user_data)
1605 {
1606         if (0 >= g_slist_length(g_config_client_list)) {
1607                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1608                 return TTS_CONFIG_ERROR_INVALID_STATE;
1609         }
1610
1611         if (0 >= g_slist_length(g_engine_list)) {
1612                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1613                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1614         }
1615
1616         GSList *iter = NULL;
1617         tts_engine_info_s *engine_info = NULL;
1618
1619         /* Get a first item */
1620         iter = g_slist_nth(g_engine_list, 0);
1621
1622         while (NULL != iter) {
1623                 engine_info = iter->data;
1624
1625                 if (NULL == engine_info) {
1626                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] engine info is NULL");
1627                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1628                 }
1629
1630                 if (0 != strcmp(engine_id, engine_info->uuid)) {
1631                         iter = g_slist_next(iter);
1632                         continue;
1633                 }
1634
1635                 GSList *iter_voice = NULL;
1636                 tts_config_voice_s* voice = NULL;
1637
1638                 /* Get a first item */
1639                 iter_voice = g_slist_nth(engine_info->voices, 0);
1640
1641                 while (NULL != iter_voice) {
1642                         /*Get handle data from list*/
1643                         voice = iter_voice->data;
1644
1645                         SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1646                         if (NULL != voice->language) {
1647                                 if (false == callback(engine_info->uuid, voice->language, voice->type, user_data))
1648                                         break;
1649                         }
1650
1651                         /*Get next item*/
1652                         iter_voice = g_slist_next(iter_voice);
1653                 }
1654                 break;
1655         }
1656
1657         return 0;
1658 }
1659
1660 int tts_config_mgr_get_voice(char** language, int* type)
1661 {
1662         if (0 >= g_slist_length(g_config_client_list)) {
1663                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1664                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1665         }
1666
1667         if (0 >= g_slist_length(g_engine_list)) {
1668                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1669                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1670         }
1671
1672         if (NULL == language || NULL == type)
1673                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1674
1675         if (0 != strlen(g_config_info->language)) {
1676                 *language = strdup(g_config_info->language);
1677                 *type = g_config_info->type;
1678         } else {
1679                 SLOG(LOG_ERROR, tts_tag(), "language is NULL");
1680                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1681         }
1682
1683         return 0;
1684 }
1685
1686 int tts_config_mgr_set_voice(const char* language, int type)
1687 {
1688         if (0 >= g_slist_length(g_config_client_list)) {
1689                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1690                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1691         }
1692
1693         if (NULL == language) {
1694                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1695                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1696         }
1697
1698         if (0 >= g_slist_length(g_engine_list)) {
1699                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1700                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1701         }
1702
1703         /* Check language is valid */
1704         if (0 != tts_parser_set_voice(language, type)) {
1705                 SLOG(LOG_ERROR, tts_tag(), "Fail to save default voice");
1706                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1707         }
1708         memset(g_language, '\0', sizeof(g_language));
1709         g_config_info->language = g_language;
1710         strncpy(g_config_info->language, language, sizeof(g_language) - 1);
1711
1712         g_config_info->type = type;
1713
1714         return 0;
1715 }
1716
1717 int tts_config_mgr_get_auto_voice(bool* value)
1718 {
1719         if (0 >= g_slist_length(g_config_client_list)) {
1720                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1721                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1722         }
1723
1724         if (NULL == value)
1725                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1726
1727         *value = g_config_info->auto_voice;
1728
1729         return 0;
1730 }
1731
1732 int tts_config_mgr_set_auto_voice(bool value)
1733 {
1734         if (0 >= g_slist_length(g_config_client_list)) {
1735                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1736                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1737         }
1738
1739         if (g_config_info->auto_voice != value) {
1740                 /* Check language is valid */
1741                 if (0 != tts_parser_set_auto_voice(value)) {
1742                         SLOG(LOG_ERROR, tts_tag(), "Fail to save auto voice option");
1743                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1744                 }
1745                 g_config_info->auto_voice = value;
1746
1747                 if (true == g_config_info->auto_voice) {
1748                         __tts_config_set_auto_language();
1749                 }
1750         }
1751
1752         return 0;
1753 }
1754
1755 int tts_config_mgr_get_speech_rate(int* value)
1756 {
1757         if (0 >= g_slist_length(g_config_client_list)) {
1758                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1759                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1760         }
1761
1762         if (NULL == value) {
1763                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1764         }
1765
1766         *value = g_config_info->speech_rate;
1767
1768         return 0;
1769 }
1770
1771 int tts_config_mgr_set_speech_rate(int value)
1772 {
1773         if (0 >= g_slist_length(g_config_client_list)) {
1774                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1775                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1776         }
1777
1778         if (TTS_CONFIG_SPEED_MIN <= value && value <= TTS_CONFIG_SPEED_MAX) {
1779                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Set speech rate : %d", value);
1780                 if (0 != tts_parser_set_speech_rate(value)) {
1781                         SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1782                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1783                 }
1784
1785                 g_config_info->speech_rate = value;
1786         } else {
1787                 SLOG(LOG_ERROR, tts_tag(), "[Config ERROR] Speech rate is invalid : %d", value);
1788         }
1789
1790         return 0;
1791 }
1792
1793 int tts_config_mgr_get_pitch(int* value)
1794 {
1795         if (0 >= g_slist_length(g_config_client_list)) {
1796                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1797                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1798         }
1799
1800         if (NULL == value) {
1801                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1802         }
1803
1804         GSList *iter = NULL;
1805         tts_engine_info_s *engine_info = NULL;
1806
1807         if (0 >= g_slist_length(g_engine_list)) {
1808                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1809                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1810         }
1811
1812         /* Get a first item */
1813         iter = g_slist_nth(g_engine_list, 0);
1814
1815         while (NULL != iter) {
1816                 engine_info = iter->data;
1817
1818                 if (NULL == engine_info) {
1819                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1820                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1821                 }
1822
1823                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1824                         iter = g_slist_next(iter);
1825                         continue;
1826                 }
1827
1828                 if (false == engine_info->pitch_support) {
1829                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1830                 }  else {
1831                         break;
1832                 }
1833         }
1834
1835         *value = g_config_info->pitch;
1836
1837         return 0;
1838 }
1839
1840 int tts_config_mgr_set_pitch(int value)
1841 {
1842         if (0 >= g_slist_length(g_config_client_list)) {
1843                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1844                 return -1;
1845         }
1846
1847         GSList *iter = NULL;
1848         tts_engine_info_s *engine_info = NULL;
1849
1850         if (0 >= g_slist_length(g_engine_list)) {
1851                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1852                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1853         }
1854
1855         /* Get a first item */
1856         iter = g_slist_nth(g_engine_list, 0);
1857
1858         while (NULL != iter) {
1859                 engine_info = iter->data;
1860
1861                 if (NULL == engine_info) {
1862                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1863                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1864                 }
1865
1866                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1867                         iter = g_slist_next(iter);
1868                         continue;
1869                 }
1870
1871                 if (false == engine_info->pitch_support) {
1872                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1873                 } else {
1874                         break;
1875                 }
1876         }
1877
1878         if (0 != tts_parser_set_pitch(value)) {
1879                 SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1880                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1881         }
1882
1883         g_config_info->pitch = value;
1884
1885         return 0;
1886 }
1887
1888 bool tts_config_check_default_engine_is_valid(const char* engine)
1889 {
1890         if (0 >= g_slist_length(g_config_client_list)) {
1891                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1892                 return -1;
1893         }
1894
1895         if (NULL == engine)
1896                 return false;
1897
1898         if (0 >= g_slist_length(g_engine_list))
1899                 return false;
1900
1901         GSList *iter = NULL;
1902         tts_engine_info_s *engine_info = NULL;
1903
1904         /* Get a first item */
1905         iter = g_slist_nth(g_engine_list, 0);
1906
1907         while (NULL != iter) {
1908                 engine_info = iter->data;
1909
1910                 if (NULL != engine_info) {
1911                         if (0 == strcmp(engine, engine_info->uuid)) {
1912                                 return true;
1913                         }
1914                 }
1915                 iter = g_slist_next(iter);
1916         }
1917
1918         return false;
1919 }
1920
1921 bool tts_config_check_default_voice_is_valid(const char* language, int type)
1922 {
1923         if (0 >= g_slist_length(g_config_client_list)) {
1924                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1925                 return -1;
1926         }
1927
1928         if (NULL == language)
1929                 return false;
1930
1931         if (0 == strlen(g_config_info->engine_id)) {
1932                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Default engine id is NULL");
1933                 return false;
1934         }
1935
1936         if (0 >= g_slist_length(g_engine_list))
1937                 return false;
1938
1939         GSList *iter = NULL;
1940         tts_engine_info_s *engine_info = NULL;
1941
1942         /* Get a first item */
1943         iter = g_slist_nth(g_engine_list, 0);
1944
1945         while (NULL != iter) {
1946                 engine_info = iter->data;
1947
1948                 if (NULL == engine_info) {
1949                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1950                         iter = g_slist_next(iter);
1951                         continue;
1952                 }
1953
1954                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1955                         iter = g_slist_next(iter);
1956                         continue;
1957                 }
1958
1959                 GSList *iter_voice = NULL;
1960                 tts_config_voice_s* voice = NULL;
1961
1962                 /* Get a first item */
1963                 iter_voice = g_slist_nth(engine_info->voices, 0);
1964
1965                 while (NULL != iter_voice) {
1966                         voice = iter_voice->data;
1967
1968                         if (0 == strcmp(language, voice->language) && voice->type == type)
1969                                 return true;
1970
1971                         /*Get next item*/
1972                         iter_voice = g_slist_next(iter_voice);
1973                 }
1974
1975                 break;
1976         }
1977
1978         return false;
1979 }
1980
1981
1982 int __tts_config_mgr_print_engine_info()
1983 {
1984         GSList *iter = NULL;
1985         tts_engine_info_s *engine_info = NULL;
1986
1987         if (0 >= g_slist_length(g_engine_list)) {
1988                 SLOG(LOG_DEBUG, tts_tag(), "-------------- engine list -----------------");
1989                 SLOG(LOG_DEBUG, tts_tag(), "  No Engine in engine directory");
1990                 SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
1991                 return 0;
1992         }
1993
1994         /* Get a first item */
1995         iter = g_slist_nth(g_engine_list, 0);
1996
1997         SLOG(LOG_DEBUG, tts_tag(), "--------------- engine list -----------------");
1998
1999         int i = 1;
2000         while (NULL != iter) {
2001                 engine_info = iter->data;
2002
2003                 SLOG(LOG_DEBUG, tts_tag(), "[%dth]", i);
2004                 SLOG(LOG_DEBUG, tts_tag(), " name : %s", engine_info->name);
2005                 SLOG(LOG_DEBUG, tts_tag(), " id   : %s", engine_info->uuid);
2006                 SLOG(LOG_DEBUG, tts_tag(), " setting : %s", engine_info->setting);
2007
2008                 SLOG(LOG_DEBUG, tts_tag(), " Voices");
2009                 GSList *iter_voice = NULL;
2010                 tts_config_voice_s* voice = NULL;
2011
2012                 if (g_slist_length(engine_info->voices) > 0) {
2013                         /* Get a first item */
2014                         iter_voice = g_slist_nth(engine_info->voices, 0);
2015
2016                         int j = 1;
2017                         while (NULL != iter_voice) {
2018                                 /*Get handle data from list*/
2019                                 voice = iter_voice->data;
2020
2021                                 SLOG(LOG_DEBUG, tts_tag(), "  [%dth] lang(%s) type(%d)", j, voice->language, voice->type);
2022
2023                                 /*Get next item*/
2024                                 iter_voice = g_slist_next(iter_voice);
2025                                 j++;
2026                         }
2027                 } else {
2028                         SLOG(LOG_ERROR, tts_tag(), "  Voice is NONE");
2029                 }
2030                 iter = g_slist_next(iter);
2031                 i++;
2032         }
2033         SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
2034
2035         return 0;
2036 }