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