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         struct dirent *dirp = NULL;
 770
 771         char filepath[512] = {'\0',};
 772         int filesize;
 773         tts_engine_info_s* info = NULL;
 774
 775         __tts_config_release_engine();
 776         g_engine_list = NULL;
 777         __tts_config_mgr_unregister_engine_config_updated_event();
 778
 779         /* Copy default info directory to download directory */
 780         dp  = opendir(TTS_DEFAULT_ENGINE_INFO);
 781         if (NULL == dp) {
 782                 SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] No default directory : %s", TTS_DEFAULT_ENGINE_INFO);
 783         } else {
 784                 do {
 785                         dirp = readdir(dp);
 786
 787                         if (NULL != dirp) {
 788                                 if (!strcmp(".", dirp->d_name) || !strcmp("..", dirp->d_name))
 789                                         continue;
 790
 791                                 filesize = strlen(TTS_DEFAULT_ENGINE_INFO) + strlen(dirp->d_name) + 2;
 792                                 if (filesize >= 512) {
 793                                         SECURE_SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] File path is too long : %s", dirp->d_name);
 794                                         closedir(dp);
 795                                         return -1;
 796                                 }
 797
 798                                 memset(filepath, '\0', 512);
 799                                 snprintf(filepath, 512, "%s/%s", TTS_DEFAULT_ENGINE_INFO, dirp->d_name);
 800
 801                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] Filepath(%s)", filepath);
 802
 803                                 char dest[512] = {'\0',};
 804                                 snprintf(dest, 512, "%s/%s", TTS_DOWNLOAD_ENGINE_INFO, dirp->d_name);
 805
 806                                 if (0 != access(dest, F_OK)) {
 807                                         if (0 != tts_parser_copy_xml(filepath, dest)) {
 808                                                 SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] Fail to copy engine info");
 809                                         }
 810                                 }
 811                         }
 812                 } while (NULL != dirp);
 813
 814                 closedir(dp);
 815         }
 816
 817         /* Get engine info from default engine directory */
 818         dp  = opendir(TTS_DOWNLOAD_ENGINE_INFO);
 819         if (NULL == dp) {
 820                 SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] No downloadable directory : %s", TTS_DOWNLOAD_ENGINE_INFO);
 821         } else {
 822                 do {
 823                         dirp = readdir(dp);
 824
 825                         if (NULL != dirp) {
 826                                 if (!strcmp(".", dirp->d_name) || !strcmp("..", dirp->d_name))
 827                                         continue;
 828
 829                                 filesize = strlen(TTS_DOWNLOAD_ENGINE_INFO) + strlen(dirp->d_name) + 2;
 830                                 if (filesize >= 512) {
 831                                         SECURE_SLOG(LOG_ERROR, tts_tag(), "[CONFIG ERROR] File path is too long : %s", dirp->d_name);
 832                                         closedir(dp);
 833                                         return -1;
 834                                 }
 835
 836                                 memset(filepath, '\0', 512);
 837                                 snprintf(filepath, 512, "%s/%s", TTS_DOWNLOAD_ENGINE_INFO, dirp->d_name);
 838
 839                                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "[CONFIG] Filepath(%s)", filepath);
 840
 841                                 if (0 == tts_parser_get_engine_info(filepath, &info)) {
 842                                         g_engine_list = g_slist_append(g_engine_list, info);
 843                                         if (0 != __tts_config_mgr_register_engine_config_updated_event(filepath)) {
 844                                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register engine config updated event");
 845                                         }
 846                                 }
 847                         }
 848                 } while (NULL != dirp);
 849
 850                 closedir(dp);
 851         }
 852
 853         if (0 >= g_slist_length(g_engine_list)) {
 854                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] No engine");
 855                 return -1;
 856         }
 857
 858         return 0;
 859 }
 860
 861 static Eina_Bool __tts_config_mgr_engine_config_inotify_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 862 {
 863         SLOG(LOG_DEBUG, tts_tag(), "===== Engine config updated callback event");
 864
 865         tts_engine_inotify_s *ino = (tts_engine_inotify_s *)data;
 866         int dir_fd = ino->dir_fd;
 867
 868         int length;
 869         struct inotify_event event;
 870         memset(&event, '\0', sizeof(struct inotify_event));
 871
 872         length = read(dir_fd, &event, sizeof(struct inotify_event));
 873         if (0 > length) {
 874                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Empty Inotify event");
 875                 SLOG(LOG_DEBUG, tts_tag(), "=====");
 876                 SLOG(LOG_DEBUG, tts_tag(), " ");
 877                 return ECORE_CALLBACK_DONE;
 878         }
 879
 880         if (IN_CLOSE_WRITE == event.mask) {
 881                 int ret = __tts_config_mgr_get_engine_info();
 882                 if (0 != ret) {
 883                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get engine info when config updated");
 884                 }
 885                 __tts_config_mgr_print_engine_info();
 886                 bool support = tts_config_check_default_voice_is_valid(g_config_info->language, g_config_info->type);
 887                 if (false == support) {
 888                         SLOG(LOG_DEBUG, tts_tag(), "[ERROR] Default voice is valid");
 889                         char* temp_lang = NULL;
 890                         int temp_type;
 891                         ret = __tts_config_mgr_select_lang(g_config_info->engine_id, &temp_lang, &temp_type);
 892                         if (0 != ret) {
 893                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get voice");
 894                         }
 895
 896                         ret = tts_config_mgr_set_voice(temp_lang, temp_type);
 897                         if (0 != ret) {
 898                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to set voice");
 899                         } else {
 900                                 SLOG(LOG_DEBUG, tts_tag(), "[DEBUG] Saved default voice : lang(%s), type(%d)", g_config_info->language, g_config_info->type);
 901                         }
 902                         if (NULL != temp_lang) {
 903                                 free(temp_lang);
 904                                 temp_lang = NULL;
 905                         }
 906                 }
 907
 908                 GSList *iter = NULL;
 909                 tts_config_client_s* temp_client = NULL;
 910                 /* Call all callbacks of client*/
 911                 iter = g_slist_nth(g_config_client_list, 0);
 912
 913                 while (NULL != iter) {
 914                         temp_client = iter->data;
 915
 916                         if (NULL != temp_client) {
 917                                 if (NULL != temp_client->engine_cb) {
 918                                         SECURE_SLOG(LOG_DEBUG, tts_tag(), "Engine changed callback : uid(%d)", temp_client->uid);
 919                                         temp_client->engine_cb(g_config_info->engine_id, g_config_info->setting,
 920                                                 g_config_info->language, g_config_info->type,
 921                                                 g_config_info->auto_voice, g_config_info->credential, temp_client->user_data);
 922                                 }
 923                         }
 924
 925                         iter = g_slist_next(iter);
 926                 }
 927         } else {
 928                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Undefined event");
 929         }
 930
 931         SLOG(LOG_DEBUG, tts_tag(), "=====");
 932         SLOG(LOG_DEBUG, tts_tag(), " ");
 933
 934         return ECORE_CALLBACK_PASS_ON;
 935 }
 936
 937 static int __tts_config_mgr_register_engine_config_updated_event(const char* path)
 938 {
 939         if (NULL == path) {
 940                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Path is NULL");
 941                 return -1;
 942         }
 943
 944         /* For engine directory monitoring */
 945         tts_engine_inotify_s *ino = (tts_engine_inotify_s *)calloc(1, sizeof(tts_engine_inotify_s));
 946         if (NULL == ino) {
 947                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
 948                 return -1;
 949         }
 950
 951         ino->dir_fd = inotify_init();
 952         if (ino->dir_fd < 0) {
 953                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to init inotify");
 954                 free(ino);
 955                 ino = NULL;
 956
 957                 return -1;
 958         }
 959
 960         ino->dir_wd = inotify_add_watch(ino->dir_fd, path, IN_CLOSE_WRITE);
 961         SLOG(LOG_DEBUG, tts_tag(), "Add inotify watch(%s)", path);
 962         if (ino->dir_wd < 0) {
 963                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to add watch");
 964                 free(ino);
 965                 ino = NULL;
 966                 return -1;
 967         }
 968
 969         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);
 970         if (NULL == ino->dir_fd_handler) {
 971                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to add fd handler");
 972                 free(ino);
 973                 ino = NULL;
 974                 return -1;
 975         }
 976
 977         /* Set non-blocking mode of file */
 978         int value;
 979         value = fcntl(ino->dir_fd, F_GETFL, 0);
 980         value |= O_NONBLOCK;
 981
 982         if (0 > fcntl(ino->dir_fd, F_SETFL, value)) {
 983                 SLOG(LOG_WARN, tts_tag(), "[WARNING] Fail to set non-block mode");
 984         }
 985
 986         g_ino_list = g_list_append(g_ino_list, ino);
 987
 988         return 0;
 989 }
 990
 991 static int __tts_config_mgr_unregister_engine_config_updated_event()
 992 {
 993         /* delete all inotify variable */
 994         if (0 < g_list_length(g_ino_list)) {
 995                 GList *iter = NULL;
 996                 iter = g_list_first(g_ino_list);
 997
 998                 while (NULL != iter) {
 999                         tts_engine_inotify_s *tmp = iter->data;
1000
1001                         if (NULL != tmp) {
1002                                 ecore_main_fd_handler_del(tmp->dir_fd_handler);
1003                                 inotify_rm_watch(tmp->dir_fd, tmp->dir_wd);
1004                                 close(tmp->dir_fd);
1005
1006                                 free(tmp);
1007                                 tmp = NULL;
1008                         }
1009
1010                         g_ino_list = g_list_remove_link(g_ino_list, iter);
1011
1012                         iter = g_list_first(g_ino_list);
1013                 }
1014         }
1015
1016         return 0;
1017 }
1018
1019 int tts_config_mgr_initialize(int uid)
1020 {
1021         GSList *iter = NULL;
1022         int* get_uid;
1023         tts_config_client_s* temp_client = NULL;
1024
1025         /* Register uid */
1026         if (0 < g_slist_length(g_config_client_list)) {
1027                 /* Check uid */
1028                 iter = g_slist_nth(g_config_client_list, 0);
1029
1030                 while (NULL != iter) {
1031                         get_uid = iter->data;
1032
1033                         if (uid == *get_uid) {
1034                                 SECURE_SLOG(LOG_WARN, tts_tag(), "[CONFIG] uid(%d) has already registered", uid);
1035                                 return 0;
1036                         }
1037
1038                         iter = g_slist_next(iter);
1039                 }
1040
1041                 temp_client = (tts_config_client_s*)calloc(1, sizeof(tts_config_client_s));
1042                 if (NULL == temp_client) {
1043                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
1044                         return TTS_CONFIG_ERROR_OUT_OF_MEMORY;
1045                 }
1046                 temp_client->uid = uid;
1047
1048                 g_config_client_list = g_slist_append(g_config_client_list, temp_client);
1049
1050                 SECURE_SLOG(LOG_WARN, tts_tag(), "[CONFIG] Add uid(%d) but config has already initialized", uid);
1051                 return 0;
1052         } else {
1053                 temp_client = (tts_config_client_s*)calloc(1, sizeof(tts_config_client_s));
1054                 if (NULL == temp_client) {
1055                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to allocate memory");
1056                         return TTS_CONFIG_ERROR_OUT_OF_MEMORY;
1057                 }
1058                 temp_client->uid = uid;
1059
1060                 g_config_client_list = g_slist_append(g_config_client_list, temp_client);
1061         }
1062
1063         if (0 != access(TTS_CONFIG_BASE, F_OK)) {
1064                 if (0 != mkdir(TTS_CONFIG_BASE, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
1065                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_CONFIG_BASE);
1066                         __tts_config_release_client(uid);
1067                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1068                 } else {
1069                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_CONFIG_BASE);
1070                 }
1071         }
1072
1073         if (0 != access(TTS_HOME, F_OK)) {
1074                 if (0 != mkdir(TTS_HOME, 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_HOME);
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_HOME);
1080                 }
1081         }
1082
1083         if (0 != access(TTS_DOWNLOAD_BASE, F_OK)) {
1084                 if (0 != mkdir(TTS_DOWNLOAD_BASE, 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_DOWNLOAD_BASE);
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_DOWNLOAD_BASE);
1090                 }
1091         }
1092
1093         if (0 != access(TTS_DOWNLOAD_ENGINE_INFO, F_OK)) {
1094                 if (0 != mkdir(TTS_DOWNLOAD_ENGINE_INFO, 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_ENGINE_INFO);
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_ENGINE_INFO);
1100                 }
1101         }
1102
1103         if (0 != __tts_config_mgr_get_engine_info()) {
1104                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get engine info");
1105                 __tts_config_release_client(uid);
1106                 __tts_config_release_engine();
1107                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1108         }
1109
1110         __tts_config_mgr_print_engine_info();
1111
1112         if (0 != tts_parser_load_config(&g_config_info)) {
1113                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to parse configure information");
1114                 __tts_config_release_client(uid);
1115                 __tts_config_release_engine();
1116                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1117         }
1118
1119         /* Check whether engine id is valid */
1120         if (0 != __tts_config_mgr_check_engine_is_valid(g_config_info->engine_id)) {
1121                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get default engine");
1122                 __tts_config_release_client(uid);
1123                 __tts_config_release_engine();
1124                 tts_parser_unload_config(g_config_info);
1125                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1126         }
1127
1128         if (true == g_config_info->auto_voice) {
1129                 /* Check language with display language */
1130                 __tts_config_set_auto_language();
1131         } else {
1132                 if (false == __tts_config_mgr_check_lang_is_valid(g_config_info->engine_id, g_config_info->language, g_config_info->type)) {
1133                         /* Default language is not valid */
1134                         char* tmp_language = NULL;
1135                         int tmp_type = -1;
1136                         if (0 != __tts_config_mgr_select_lang(g_config_info->engine_id, &tmp_language, &tmp_type)) {
1137                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to select language");
1138                                 __tts_config_release_client(uid);
1139                                 __tts_config_release_engine();
1140                                 tts_parser_unload_config(g_config_info);
1141                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1142                         }
1143
1144                         if (NULL != tmp_language) {
1145                                 memset(g_language, '\0', sizeof(g_language));
1146                                 g_config_info->language = g_language;
1147                                 strncpy(g_config_info->language, tmp_language, sizeof(g_language) - 1);
1148
1149                                 g_config_info->type = tmp_type;
1150
1151                                 free(tmp_language);
1152                                 tmp_language = NULL;
1153
1154                                 if (0 != tts_parser_set_voice(g_config_info->language, g_config_info->type)) {
1155                                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to save config");
1156                                         __tts_config_release_client(uid);
1157                                         __tts_config_release_engine();
1158                                         tts_parser_unload_config(g_config_info);
1159                                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1160                                 }
1161                         }
1162                 }
1163         }
1164
1165         /* print daemon config */
1166         SLOG(LOG_DEBUG, tts_tag(), "== TTS config ==");
1167         SECURE_SLOG(LOG_DEBUG, tts_tag(), " engine : %s", g_config_info->engine_id);
1168         SECURE_SLOG(LOG_DEBUG, tts_tag(), " setting : %s", g_config_info->setting);
1169         SECURE_SLOG(LOG_DEBUG, tts_tag(), " auto voice : %s", g_config_info->auto_voice ? "on" : "off");
1170         SECURE_SLOG(LOG_DEBUG, tts_tag(), " language : %s", g_config_info->language);
1171         SECURE_SLOG(LOG_DEBUG, tts_tag(), " voice type : %d", g_config_info->type);
1172         SECURE_SLOG(LOG_DEBUG, tts_tag(), " speech rate : %d", g_config_info->speech_rate);
1173         SECURE_SLOG(LOG_DEBUG, tts_tag(), " pitch : %d", g_config_info->pitch);
1174         SLOG(LOG_DEBUG, tts_tag(), "=================");
1175
1176         if (0 != __tts_config_mgr_register_config_event()) {
1177                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register config event");
1178                 __tts_config_release_client(uid);
1179                 __tts_config_release_engine();
1180                 tts_parser_unload_config(g_config_info);
1181                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1182         }
1183
1184         /* Register to detect display language change */
1185         vconf_notify_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb, NULL);
1186         vconf_notify_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb, NULL);
1187
1188         /* For engine directory monitoring */
1189         //if (0 != __tts_config_mgr_register_engine_config_updated_event()) {
1190         //      SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register engine config updated event");
1191         //      __tts_config_release_client(uid);
1192         //      __tts_config_release_engine();
1193         //      tts_parser_unload_config(g_config_info);
1194         //      __tts_config_mgr_unregister_config_event();
1195         //      return TTS_CONFIG_ERROR_OPERATION_FAILED;
1196         //}
1197
1198         return 0;
1199 }
1200
1201 int tts_config_mgr_finalize(int uid)
1202 {
1203         if (0 < __tts_config_release_client(uid)) {
1204                 return 0;
1205         }
1206
1207         tts_config_mgr_unset_callback(uid);
1208
1209         __tts_config_release_engine();
1210
1211         tts_parser_unload_config(g_config_info);
1212
1213         __tts_config_mgr_unregister_engine_config_updated_event();
1214
1215         __tts_config_mgr_unregister_config_event();
1216
1217         vconf_ignore_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb);
1218         vconf_ignore_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb);
1219
1220         return 0;
1221 }
1222
1223 int tts_config_mgr_set_callback(int uid,
1224                                 tts_config_engine_changed_cb engine_cb,
1225                                 tts_config_voice_changed_cb voice_cb,
1226                                 tts_config_speech_rate_changed_cb speech_cb,
1227                                 tts_config_pitch_changed_cb pitch_cb,
1228                                 void* user_data)
1229 {
1230         GSList *iter = NULL;
1231         tts_config_client_s* temp_client = NULL;
1232
1233         /* Call all callbacks of client*/
1234         iter = g_slist_nth(g_config_client_list, 0);
1235
1236         while (NULL != iter) {
1237                 temp_client = iter->data;
1238
1239                 if (NULL != temp_client) {
1240                         if (uid == temp_client->uid) {
1241                                 temp_client->engine_cb = engine_cb;
1242                                 temp_client->voice_cb = voice_cb;
1243                                 temp_client->speech_cb = speech_cb;
1244                                 temp_client->pitch_cb = pitch_cb;
1245                                 temp_client->user_data = user_data;
1246                         }
1247                 }
1248
1249                 iter = g_slist_next(iter);
1250         }
1251         return 0;
1252 }
1253
1254 int tts_config_mgr_unset_callback(int uid)
1255 {
1256         GSList *iter = NULL;
1257         tts_config_client_s* temp_client = NULL;
1258
1259         /* Call all callbacks of client*/
1260         iter = g_slist_nth(g_config_client_list, 0);
1261
1262         while (NULL != iter) {
1263                 temp_client = iter->data;
1264
1265                 if (NULL != temp_client) {
1266                         if (uid == temp_client->uid) {
1267                                 temp_client->engine_cb = NULL;
1268                                 temp_client->voice_cb = NULL;
1269                                 temp_client->speech_cb = NULL;
1270                                 temp_client->pitch_cb = NULL;
1271                                 temp_client->user_data = NULL;
1272                         }
1273                 }
1274
1275                 iter = g_slist_next(iter);
1276         }
1277
1278         return 0;
1279 }
1280
1281 int tts_config_set_screen_reader_callback(int uid, tts_config_screen_reader_changed_cb callback)
1282 {
1283         if (NULL == callback) {
1284                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
1285                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1286         }
1287
1288         GSList *iter = NULL;
1289         tts_config_client_s* temp_client = NULL;
1290
1291         /* Call all callbacks of client*/
1292         iter = g_slist_nth(g_config_client_list, 0);
1293
1294         while (NULL != iter) {
1295                 temp_client = iter->data;
1296
1297                 if (NULL != temp_client) {
1298                         if (uid == temp_client->uid) {
1299                                 temp_client->screen_cb = callback;
1300                         }
1301                 }
1302
1303                 iter = g_slist_next(iter);
1304         }
1305         return 0;
1306 }
1307
1308 int tts_config_unset_screen_reader_callback(int uid)
1309 {
1310         GSList *iter = NULL;
1311         tts_config_client_s* temp_client = NULL;
1312
1313         /* Call all callbacks of client*/
1314         iter = g_slist_nth(g_config_client_list, 0);
1315
1316         while (NULL != iter) {
1317                 temp_client = iter->data;
1318
1319                 if (NULL != temp_client) {
1320                         if (uid == temp_client->uid) {
1321                                 temp_client->screen_cb = NULL;
1322                         }
1323                 }
1324
1325                 iter = g_slist_next(iter);
1326         }
1327         return 0;
1328 }
1329
1330
1331 int tts_config_mgr_get_engine_list(tts_config_supported_engine_cb callback, void* user_data)
1332 {
1333         if (0 >= g_slist_length(g_config_client_list)) {
1334                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1335                 return TTS_CONFIG_ERROR_INVALID_STATE;
1336         }
1337
1338         GSList *iter = NULL;
1339         tts_engine_info_s *engine_info = NULL;
1340
1341         if (0 >= g_slist_length(g_engine_list)) {
1342                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
1343                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1344         }
1345
1346         /* Get a first item */
1347         iter = g_slist_nth(g_engine_list, 0);
1348
1349         while (NULL != iter) {
1350                 engine_info = iter->data;
1351
1352                 if (NULL != engine_info) {
1353                         if (false == callback(engine_info->uuid, engine_info->name, engine_info->setting, user_data)) {
1354                                 break;
1355                         }
1356                 }
1357
1358                 iter = g_slist_next(iter);
1359         }
1360
1361         return 0;
1362 }
1363
1364 int tts_config_mgr_get_engine(char** engine)
1365 {
1366         if (0 >= g_slist_length(g_config_client_list)) {
1367                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1368                 return TTS_CONFIG_ERROR_INVALID_STATE;
1369         }
1370
1371         if (NULL == engine) {
1372                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1373                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1374         }
1375
1376         if (NULL != g_config_info->engine_id) {
1377                 /* Check engine id is valid */
1378                 GSList *iter = NULL;
1379                 tts_engine_info_s *engine_info = NULL;
1380
1381                 if (0 >= g_slist_length(g_engine_list)) {
1382                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1383                         return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1384                 }
1385
1386                 /* Get a first item */
1387                 iter = g_slist_nth(g_engine_list, 0);
1388
1389                 while (NULL != iter) {
1390                         engine_info = iter->data;
1391
1392                         if (NULL != engine_info) {
1393                                 if (0 == strcmp(engine_info->uuid, g_config_info->engine_id)) {
1394                                         *engine = strdup(g_config_info->engine_id);
1395                                         return 0;
1396                                 }
1397                         }
1398                         iter = g_slist_next(iter);
1399                 }
1400
1401                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Current engine id is not valid");
1402         } else {
1403                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is NULL");
1404         }
1405
1406         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1407 }
1408
1409 int __tts_set_buxtonkey(const char* engine)
1410 {
1411         /* Set vconfkey */
1412         struct buxton_client * bux_cli;
1413         struct buxton_layer * bux_layer;
1414         struct buxton_value * bux_val;
1415
1416         int ret = buxton_open(&bux_cli, NULL, NULL);
1417         if (0 != ret) {
1418                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_open failed!! (%d)", ret);
1419                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1420         }
1421         bux_layer = buxton_create_layer("system");
1422         if (NULL == bux_layer) {
1423                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_create_layer FAIL");
1424                 buxton_close(bux_cli);
1425                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1426         }
1427         bux_val = buxton_value_create_string(engine);
1428         if (NULL == bux_val) {
1429                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_value_create_string FAIL");
1430                 buxton_free_layer(bux_layer);
1431                 buxton_close(bux_cli);
1432                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1433         } else {
1434                 SLOG(LOG_DEBUG, tts_tag(), "[DBUS-BUXTON2] layer: %s", buxton_layer_get_name(bux_layer));
1435         }
1436
1437         ret = buxton_set_value_sync(bux_cli, bux_layer, TTS_ENGINE_DB_DEFAULT, bux_val);
1438         if (0 != ret) {
1439                 SLOG(LOG_ERROR, tts_tag(), "[DBUS-BUXTON2] buxton_set_value_sync failed!! (%d)", ret);
1440                 buxton_value_free(bux_val);
1441                 buxton_free_layer(bux_layer);
1442                 buxton_close(bux_cli);
1443
1444                 bux_cli = NULL;
1445                 bux_layer = NULL;
1446                 bux_val = NULL;
1447
1448                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1449         } else {
1450                 SLOG(LOG_DEBUG, tts_tag(), "[DBUS-BUXTON2] buxton_set_value_sync: %d, %s", ret, TTS_ENGINE_DB_DEFAULT);
1451         }
1452
1453         buxton_value_free(bux_val);
1454         buxton_free_layer(bux_layer);
1455         buxton_close(bux_cli);
1456
1457         bux_cli = NULL;
1458         bux_layer = NULL;
1459         bux_val = NULL;
1460
1461         return TTS_CONFIG_ERROR_NONE;
1462 }
1463
1464 int tts_config_mgr_set_engine(const char* engine)
1465 {
1466         if (0 >= g_slist_length(g_config_client_list)) {
1467                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1468                 return TTS_CONFIG_ERROR_INVALID_STATE;
1469         }
1470
1471         if (NULL == engine)
1472                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1473
1474         /* Check current engine id with new engine id */
1475         if (0 == strcmp(g_config_info->engine_id, engine))
1476                 return 0;
1477
1478         if (0 >= g_slist_length(g_engine_list)) {
1479                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1480                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1481         }
1482
1483         SLOG(LOG_DEBUG, tts_tag(), "New engine id : %s", engine);
1484
1485         int ret = __tts_set_buxtonkey(engine);
1486         if (0 != ret) {
1487                 SLOG(LOG_DEBUG, tts_tag(), "[DEBUG] set_buxtonkey Fail!!");
1488                 return ret;
1489         }
1490
1491         GSList *iter = NULL;
1492         tts_engine_info_s *engine_info = NULL;
1493         bool is_valid_engine = false;
1494
1495         /* Get a first item */
1496         iter = g_slist_nth(g_engine_list, 0);
1497
1498         while (NULL != iter) {
1499                 engine_info = iter->data;
1500
1501                 if (NULL == engine_info) {
1502                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1503                         iter = g_slist_next(iter);
1504                         continue;
1505                 }
1506
1507                 /* Check engine id is valid */
1508                 if (0 != strcmp(engine, engine_info->uuid)) {
1509                         iter = g_slist_next(iter);
1510                         continue;
1511                 }
1512
1513                 memset(g_engine_id, '\0', sizeof(g_engine_id));
1514                 g_config_info->engine_id = g_engine_id;
1515                 strncpy(g_config_info->engine_id, engine, sizeof(g_engine_id) - 1);
1516
1517                 if (NULL != engine_info->setting) {
1518                         memset(g_setting, '\0', sizeof(g_setting));
1519                         g_config_info->setting = g_setting;
1520                         strncpy(g_config_info->setting, engine_info->setting, sizeof(g_setting) - 1);
1521                 }
1522
1523                 /* Engine is valid*/
1524                 GSList *iter_voice = NULL;
1525                 tts_config_voice_s* voice = NULL;
1526                 bool is_valid_voice = false;
1527
1528                 /* Get a first item */
1529                 iter_voice = g_slist_nth(engine_info->voices, 0);
1530
1531                 while (NULL != iter_voice) {
1532                         /*Get handle data from list*/
1533                         voice = iter_voice->data;
1534
1535                         if (NULL != voice) {
1536                                 if (NULL == voice->language)
1537                                         continue;
1538                                 SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1539
1540                                 if (0 == strcmp(voice->language, g_config_info->language)) {
1541                                         if (voice->type == g_config_info->type) {
1542                                                 /* language is valid */
1543                                                 is_valid_voice = true;
1544                                                 g_config_info->type = voice->type;
1545                                         }
1546                                         break;
1547                                 }
1548                         }
1549
1550                         /*Get next item*/
1551                         iter_voice = g_slist_next(iter_voice);
1552                 }
1553
1554                 if (false == is_valid_voice) {
1555                         memset(g_language, '\0', sizeof(g_language));
1556                         g_config_info->language = g_language;
1557
1558                         iter_voice = g_slist_nth(engine_info->voices, 0);
1559                         if (NULL != iter_voice) {
1560                                 voice = iter_voice->data;
1561                                 if (NULL != voice) {
1562                                         if (NULL != voice->language)
1563                                                 strncpy(g_config_info->language, voice->language, sizeof(g_language) - 1);
1564
1565                                         g_config_info->type = voice->type;
1566                                 }
1567                         }
1568                 }
1569
1570                 is_valid_engine = true;
1571                 break;
1572         }
1573
1574         if (true == is_valid_engine) {
1575                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Engine changed");
1576                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Engine : %s", g_config_info->engine_id);
1577                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Setting : %s", g_config_info->setting);
1578                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Language : %s", g_config_info->language);
1579                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Type : %d", g_config_info->type);
1580
1581                 if (0 != tts_parser_set_engine(g_config_info->engine_id, g_config_info->setting,
1582                         g_config_info->language, g_config_info->type)) {
1583                                 SLOG(LOG_ERROR, tts_tag(), " Fail to save config");
1584                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1585                 }
1586         } else {
1587                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is not valid");
1588                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1589         }
1590
1591         return 0;
1592 }
1593
1594 int tts_config_mgr_get_voice_list(const char* engine_id, tts_config_supported_voice_cb callback, void* user_data)
1595 {
1596         if (0 >= g_slist_length(g_config_client_list)) {
1597                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1598                 return TTS_CONFIG_ERROR_INVALID_STATE;
1599         }
1600
1601         if (0 >= g_slist_length(g_engine_list)) {
1602                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1603                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1604         }
1605
1606         GSList *iter = NULL;
1607         tts_engine_info_s *engine_info = NULL;
1608
1609         /* Get a first item */
1610         iter = g_slist_nth(g_engine_list, 0);
1611
1612         while (NULL != iter) {
1613                 engine_info = iter->data;
1614
1615                 if (NULL == engine_info) {
1616                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] engine info is NULL");
1617                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1618                 }
1619
1620                 if (0 != strcmp(engine_id, engine_info->uuid)) {
1621                         iter = g_slist_next(iter);
1622                         continue;
1623                 }
1624
1625                 GSList *iter_voice = NULL;
1626                 tts_config_voice_s* voice = NULL;
1627
1628                 /* Get a first item */
1629                 iter_voice = g_slist_nth(engine_info->voices, 0);
1630
1631                 while (NULL != iter_voice) {
1632                         /*Get handle data from list*/
1633                         voice = iter_voice->data;
1634
1635                         SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1636                         if (NULL != voice->language) {
1637                                 if (false == callback(engine_info->uuid, voice->language, voice->type, user_data))
1638                                         break;
1639                         }
1640
1641                         /*Get next item*/
1642                         iter_voice = g_slist_next(iter_voice);
1643                 }
1644                 break;
1645         }
1646
1647         return 0;
1648 }
1649
1650 int tts_config_mgr_get_voice(char** language, int* type)
1651 {
1652         if (0 >= g_slist_length(g_config_client_list)) {
1653                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1654                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1655         }
1656
1657         if (0 >= g_slist_length(g_engine_list)) {
1658                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1659                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1660         }
1661
1662         if (NULL == language || NULL == type)
1663                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1664
1665         if (0 != strlen(g_config_info->language)) {
1666                 *language = strdup(g_config_info->language);
1667                 *type = g_config_info->type;
1668         } else {
1669                 SLOG(LOG_ERROR, tts_tag(), "language is NULL");
1670                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1671         }
1672
1673         return 0;
1674 }
1675
1676 int tts_config_mgr_set_voice(const char* language, int type)
1677 {
1678         if (0 >= g_slist_length(g_config_client_list)) {
1679                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1680                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1681         }
1682
1683         if (NULL == language) {
1684                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1685                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1686         }
1687
1688         if (0 >= g_slist_length(g_engine_list)) {
1689                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1690                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1691         }
1692
1693         /* Check language is valid */
1694         if (0 != tts_parser_set_voice(language, type)) {
1695                 SLOG(LOG_ERROR, tts_tag(), "Fail to save default voice");
1696                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1697         }
1698         memset(g_language, '\0', sizeof(g_language));
1699         g_config_info->language = g_language;
1700         strncpy(g_config_info->language, language, sizeof(g_language) - 1);
1701
1702         g_config_info->type = type;
1703
1704         return 0;
1705 }
1706
1707 int tts_config_mgr_get_auto_voice(bool* value)
1708 {
1709         if (0 >= g_slist_length(g_config_client_list)) {
1710                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1711                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1712         }
1713
1714         if (NULL == value)
1715                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1716
1717         *value = g_config_info->auto_voice;
1718
1719         return 0;
1720 }
1721
1722 int tts_config_mgr_set_auto_voice(bool value)
1723 {
1724         if (0 >= g_slist_length(g_config_client_list)) {
1725                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1726                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1727         }
1728
1729         if (g_config_info->auto_voice != value) {
1730                 /* Check language is valid */
1731                 if (0 != tts_parser_set_auto_voice(value)) {
1732                         SLOG(LOG_ERROR, tts_tag(), "Fail to save auto voice option");
1733                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1734                 }
1735                 g_config_info->auto_voice = value;
1736
1737                 if (true == g_config_info->auto_voice) {
1738                         __tts_config_set_auto_language();
1739                 }
1740         }
1741
1742         return 0;
1743 }
1744
1745 int tts_config_mgr_get_speech_rate(int* value)
1746 {
1747         if (0 >= g_slist_length(g_config_client_list)) {
1748                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1749                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1750         }
1751
1752         if (NULL == value) {
1753                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1754         }
1755
1756         *value = g_config_info->speech_rate;
1757
1758         return 0;
1759 }
1760
1761 int tts_config_mgr_set_speech_rate(int value)
1762 {
1763         if (0 >= g_slist_length(g_config_client_list)) {
1764                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1765                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1766         }
1767
1768         if (TTS_CONFIG_SPEED_MIN <= value && value <= TTS_CONFIG_SPEED_MAX) {
1769                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Set speech rate : %d", value);
1770                 if (0 != tts_parser_set_speech_rate(value)) {
1771                         SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1772                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1773                 }
1774
1775                 g_config_info->speech_rate = value;
1776         } else {
1777                 SLOG(LOG_ERROR, tts_tag(), "[Config ERROR] Speech rate is invalid : %d", value);
1778         }
1779
1780         return 0;
1781 }
1782
1783 int tts_config_mgr_get_pitch(int* value)
1784 {
1785         if (0 >= g_slist_length(g_config_client_list)) {
1786                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1787                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1788         }
1789
1790         if (NULL == value) {
1791                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1792         }
1793
1794         GSList *iter = NULL;
1795         tts_engine_info_s *engine_info = NULL;
1796
1797         if (0 >= g_slist_length(g_engine_list)) {
1798                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1799                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1800         }
1801
1802         /* Get a first item */
1803         iter = g_slist_nth(g_engine_list, 0);
1804
1805         while (NULL != iter) {
1806                 engine_info = iter->data;
1807
1808                 if (NULL == engine_info) {
1809                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1810                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1811                 }
1812
1813                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1814                         iter = g_slist_next(iter);
1815                         continue;
1816                 }
1817
1818                 if (false == engine_info->pitch_support) {
1819                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1820                 }  else {
1821                         break;
1822                 }
1823         }
1824
1825         *value = g_config_info->pitch;
1826
1827         return 0;
1828 }
1829
1830 int tts_config_mgr_set_pitch(int value)
1831 {
1832         if (0 >= g_slist_length(g_config_client_list)) {
1833                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1834                 return -1;
1835         }
1836
1837         GSList *iter = NULL;
1838         tts_engine_info_s *engine_info = NULL;
1839
1840         if (0 >= g_slist_length(g_engine_list)) {
1841                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1842                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1843         }
1844
1845         /* Get a first item */
1846         iter = g_slist_nth(g_engine_list, 0);
1847
1848         while (NULL != iter) {
1849                 engine_info = iter->data;
1850
1851                 if (NULL == engine_info) {
1852                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1853                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1854                 }
1855
1856                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1857                         iter = g_slist_next(iter);
1858                         continue;
1859                 }
1860
1861                 if (false == engine_info->pitch_support) {
1862                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1863                 } else {
1864                         break;
1865                 }
1866         }
1867
1868         if (0 != tts_parser_set_pitch(value)) {
1869                 SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1870                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1871         }
1872
1873         g_config_info->pitch = value;
1874
1875         return 0;
1876 }
1877
1878 bool tts_config_check_default_engine_is_valid(const char* engine)
1879 {
1880         if (0 >= g_slist_length(g_config_client_list)) {
1881                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1882                 return -1;
1883         }
1884
1885         if (NULL == engine)
1886                 return false;
1887
1888         if (0 >= g_slist_length(g_engine_list))
1889                 return false;
1890
1891         GSList *iter = NULL;
1892         tts_engine_info_s *engine_info = NULL;
1893
1894         /* Get a first item */
1895         iter = g_slist_nth(g_engine_list, 0);
1896
1897         while (NULL != iter) {
1898                 engine_info = iter->data;
1899
1900                 if (NULL != engine_info) {
1901                         if (0 == strcmp(engine, engine_info->uuid)) {
1902                                 return true;
1903                         }
1904                 }
1905                 iter = g_slist_next(iter);
1906         }
1907
1908         return false;
1909 }
1910
1911 bool tts_config_check_default_voice_is_valid(const char* language, int type)
1912 {
1913         if (0 >= g_slist_length(g_config_client_list)) {
1914                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1915                 return -1;
1916         }
1917
1918         if (NULL == language)
1919                 return false;
1920
1921         if (0 == strlen(g_config_info->engine_id)) {
1922                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Default engine id is NULL");
1923                 return false;
1924         }
1925
1926         if (0 >= g_slist_length(g_engine_list))
1927                 return false;
1928
1929         GSList *iter = NULL;
1930         tts_engine_info_s *engine_info = NULL;
1931
1932         /* Get a first item */
1933         iter = g_slist_nth(g_engine_list, 0);
1934
1935         while (NULL != iter) {
1936                 engine_info = iter->data;
1937
1938                 if (NULL == engine_info) {
1939                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1940                         iter = g_slist_next(iter);
1941                         continue;
1942                 }
1943
1944                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1945                         iter = g_slist_next(iter);
1946                         continue;
1947                 }
1948
1949                 GSList *iter_voice = NULL;
1950                 tts_config_voice_s* voice = NULL;
1951
1952                 /* Get a first item */
1953                 iter_voice = g_slist_nth(engine_info->voices, 0);
1954
1955                 while (NULL != iter_voice) {
1956                         voice = iter_voice->data;
1957
1958                         if (0 == strcmp(language, voice->language) && voice->type == type)
1959                                 return true;
1960
1961                         /*Get next item*/
1962                         iter_voice = g_slist_next(iter_voice);
1963                 }
1964
1965                 break;
1966         }
1967
1968         return false;
1969 }
1970
1971
1972 int __tts_config_mgr_print_engine_info()
1973 {
1974         GSList *iter = NULL;
1975         tts_engine_info_s *engine_info = NULL;
1976
1977         if (0 >= g_slist_length(g_engine_list)) {
1978                 SLOG(LOG_DEBUG, tts_tag(), "-------------- engine list -----------------");
1979                 SLOG(LOG_DEBUG, tts_tag(), "  No Engine in engine directory");
1980                 SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
1981                 return 0;
1982         }
1983
1984         /* Get a first item */
1985         iter = g_slist_nth(g_engine_list, 0);
1986
1987         SLOG(LOG_DEBUG, tts_tag(), "--------------- engine list -----------------");
1988
1989         int i = 1;
1990         while (NULL != iter) {
1991                 engine_info = iter->data;
1992
1993                 SLOG(LOG_DEBUG, tts_tag(), "[%dth]", i);
1994                 SLOG(LOG_DEBUG, tts_tag(), " name : %s", engine_info->name);
1995                 SLOG(LOG_DEBUG, tts_tag(), " id   : %s", engine_info->uuid);
1996                 SLOG(LOG_DEBUG, tts_tag(), " setting : %s", engine_info->setting);
1997
1998                 SLOG(LOG_DEBUG, tts_tag(), " Voices");
1999                 GSList *iter_voice = NULL;
2000                 tts_config_voice_s* voice = NULL;
2001
2002                 if (g_slist_length(engine_info->voices) > 0) {
2003                         /* Get a first item */
2004                         iter_voice = g_slist_nth(engine_info->voices, 0);
2005
2006                         int j = 1;
2007                         while (NULL != iter_voice) {
2008                                 /*Get handle data from list*/
2009                                 voice = iter_voice->data;
2010
2011                                 SLOG(LOG_DEBUG, tts_tag(), "  [%dth] lang(%s) type(%d)", j, voice->language, voice->type);
2012
2013                                 /*Get next item*/
2014                                 iter_voice = g_slist_next(iter_voice);
2015                                 j++;
2016                         }
2017                 } else {
2018                         SLOG(LOG_ERROR, tts_tag(), "  Voice is NONE");
2019                 }
2020                 iter = g_slist_next(iter);
2021                 i++;
2022         }
2023         SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
2024
2025         return 0;
2026 }