common/tts_config_mgr.c

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