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