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 != access(TTS_CONFIG_BASE, F_OK)) {
 915                 if (0 != mkdir(TTS_CONFIG_BASE, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
 916                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to make directory : %s", TTS_CONFIG_BASE);
 917                         return -1;
 918                 } else {
 919                         SLOG(LOG_DEBUG, tts_tag(), "Success to make directory : %s", TTS_CONFIG_BASE);
 920                 }
 921         }
 922
 923         if (0 != __tts_config_mgr_get_engine_info()) {
 924                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get engine info");
 925                 __tts_config_release_client(uid);
 926                 __tts_config_release_engine();
 927                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
 928         }
 929
 930         __tts_config_mgr_print_engine_info();
 931
 932         if (0 != tts_parser_load_config(&g_config_info)) {
 933                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to parse configure information");
 934                 __tts_config_release_client(uid);
 935                 __tts_config_release_engine();
 936                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
 937         }
 938
 939         /* Check whether engine id is valid */
 940         if (0 != __tts_config_mgr_check_engine_is_valid(g_config_info->engine_id)) {
 941                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to get default engine");
 942                 __tts_config_release_client(uid);
 943                 __tts_config_release_engine();
 944                 tts_parser_unload_config(g_config_info);
 945                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
 946         }
 947
 948         if (true == g_config_info->auto_voice) {
 949                 /* Check language with display language */
 950                 __tts_config_set_auto_language();
 951         } else {
 952                 if (false == __tts_config_mgr_check_lang_is_valid(g_config_info->engine_id, g_config_info->language, g_config_info->type)) {
 953                         /* Default language is not valid */
 954                         char* tmp_language = NULL;
 955                         int tmp_type = -1;
 956                         if (0 != __tts_config_mgr_select_lang(g_config_info->engine_id, &tmp_language, &tmp_type)) {
 957                                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to select language");
 958                                 __tts_config_release_client(uid);
 959                                 __tts_config_release_engine();
 960                                 tts_parser_unload_config(g_config_info);
 961                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
 962                         }
 963
 964                         if (NULL != tmp_language) {
 965                                 if (NULL != g_config_info->language) {
 966                                         free(g_config_info->language);
 967                                         g_config_info->language = strdup(tmp_language);
 968                                 }
 969
 970                                 g_config_info->type = tmp_type;
 971
 972                                 free(tmp_language);
 973
 974                                 if (0 != tts_parser_set_voice(g_config_info->language, g_config_info->type)) {
 975                                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to save config");
 976                                         __tts_config_release_client(uid);
 977                                         __tts_config_release_engine();
 978                                         tts_parser_unload_config(g_config_info);
 979                                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
 980                                 }
 981                         }
 982                 }
 983         }
 984
 985         /* print daemon config */
 986         SLOG(LOG_DEBUG, tts_tag(), "== TTS config ==");
 987         SECURE_SLOG(LOG_DEBUG, tts_tag(), " engine : %s", g_config_info->engine_id);
 988         SECURE_SLOG(LOG_DEBUG, tts_tag(), " setting : %s", g_config_info->setting);
 989         SECURE_SLOG(LOG_DEBUG, tts_tag(), " auto voice : %s", g_config_info->auto_voice ? "on" : "off");
 990         SECURE_SLOG(LOG_DEBUG, tts_tag(), " language : %s", g_config_info->language);
 991         SECURE_SLOG(LOG_DEBUG, tts_tag(), " voice type : %d", g_config_info->type);
 992         SECURE_SLOG(LOG_DEBUG, tts_tag(), " speech rate : %d", g_config_info->speech_rate);
 993         SECURE_SLOG(LOG_DEBUG, tts_tag(), " pitch : %d", g_config_info->pitch);
 994         SLOG(LOG_DEBUG, tts_tag(), "=================");
 995
 996         if (0 != __tts_config_mgr_register_config_event()) {
 997                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register config event");
 998                 __tts_config_release_client(uid);
 999                 __tts_config_release_engine();
1000                 tts_parser_unload_config(g_config_info);
1001                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1002         }
1003
1004         /* Register to detect display language change */
1005         vconf_notify_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb, NULL);
1006         vconf_notify_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb, NULL);
1007
1008         /* For engine directory monitoring */
1009         if (0 != __tts_config_mgr_register_engine_config_updated_event()) {
1010                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Fail to register engine config updated event");
1011                 __tts_config_release_client(uid);
1012                 __tts_config_release_engine();
1013                 tts_parser_unload_config(g_config_info);
1014                 __tts_config_mgr_unregister_config_event();
1015                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1016         }
1017
1018         return 0;
1019 }
1020
1021 int tts_config_mgr_finalize(int uid)
1022 {
1023         if (0 < __tts_config_release_client(uid)) {
1024                 return 0;
1025         }
1026
1027         tts_config_mgr_unset_callback(uid);
1028
1029         __tts_config_release_engine();
1030
1031         tts_parser_unload_config(g_config_info);
1032
1033         __tts_config_mgr_unregister_engine_config_updated_event();
1034
1035         __tts_config_mgr_unregister_config_event();
1036
1037         vconf_ignore_key_changed(TTS_LANGSET_KEY, __tts_config_display_language_changed_cb);
1038         vconf_ignore_key_changed(TTS_ACCESSIBILITY_KEY, __tts_config_screen_reader_changed_cb);
1039
1040         return 0;
1041 }
1042
1043 int tts_config_mgr_set_callback(int uid,
1044                                 tts_config_engine_changed_cb engine_cb,
1045                                 tts_config_voice_changed_cb voice_cb,
1046                                 tts_config_speech_rate_changed_cb speech_cb,
1047                                 tts_config_pitch_changed_cb pitch_cb,
1048                                 void* user_data)
1049 {
1050         GSList *iter = NULL;
1051         tts_config_client_s* temp_client = NULL;
1052
1053         /* Call all callbacks of client*/
1054         iter = g_slist_nth(g_config_client_list, 0);
1055
1056         while (NULL != iter) {
1057                 temp_client = iter->data;
1058
1059                 if (NULL != temp_client) {
1060                         if (uid == temp_client->uid) {
1061                                 temp_client->engine_cb = engine_cb;
1062                                 temp_client->voice_cb = voice_cb;
1063                                 temp_client->speech_cb = speech_cb;
1064                                 temp_client->pitch_cb = pitch_cb;
1065                                 temp_client->user_data = user_data;
1066                         }
1067                 }
1068
1069                 iter = g_slist_next(iter);
1070         }
1071         return 0;
1072 }
1073
1074 int tts_config_mgr_unset_callback(int uid)
1075 {
1076         GSList *iter = NULL;
1077         tts_config_client_s* temp_client = NULL;
1078
1079         /* Call all callbacks of client*/
1080         iter = g_slist_nth(g_config_client_list, 0);
1081
1082         while (NULL != iter) {
1083                 temp_client = iter->data;
1084
1085                 if (NULL != temp_client) {
1086                         if (uid == temp_client->uid) {
1087                                 temp_client->engine_cb = NULL;
1088                                 temp_client->voice_cb = NULL;
1089                                 temp_client->speech_cb = NULL;
1090                                 temp_client->pitch_cb = NULL;
1091                                 temp_client->user_data = NULL;
1092                         }
1093                 }
1094
1095                 iter = g_slist_next(iter);
1096         }
1097
1098         return 0;
1099 }
1100
1101 int tts_config_set_screen_reader_callback(int uid, tts_config_screen_reader_changed_cb callback)
1102 {
1103         if (NULL == callback) {
1104                 SLOG(LOG_ERROR, tts_tag(), "Input parameter is NULL");
1105                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1106         }
1107
1108         GSList *iter = NULL;
1109         tts_config_client_s* temp_client = NULL;
1110
1111         /* Call all callbacks of client*/
1112         iter = g_slist_nth(g_config_client_list, 0);
1113
1114         while (NULL != iter) {
1115                 temp_client = iter->data;
1116
1117                 if (NULL != temp_client) {
1118                         if (uid == temp_client->uid) {
1119                                 temp_client->screen_cb = callback;
1120                         }
1121                 }
1122
1123                 iter = g_slist_next(iter);
1124         }
1125         return 0;
1126 }
1127
1128 int tts_config_unset_screen_reader_callback(int uid)
1129 {
1130         GSList *iter = NULL;
1131         tts_config_client_s* temp_client = NULL;
1132
1133         /* Call all callbacks of client*/
1134         iter = g_slist_nth(g_config_client_list, 0);
1135
1136         while (NULL != iter) {
1137                 temp_client = iter->data;
1138
1139                 if (NULL != temp_client) {
1140                         if (uid == temp_client->uid) {
1141                                 temp_client->screen_cb = NULL;
1142                         }
1143                 }
1144
1145                 iter = g_slist_next(iter);
1146         }
1147         return 0;
1148 }
1149
1150
1151 int tts_config_mgr_get_engine_list(tts_config_supported_engine_cb callback, void* user_data)
1152 {
1153         if (0 >= g_slist_length(g_config_client_list)) {
1154                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1155                 return TTS_CONFIG_ERROR_INVALID_STATE;
1156         }
1157
1158         GSList *iter = NULL;
1159         tts_engine_info_s *engine_info = NULL;
1160
1161         if (0 >= g_slist_length(g_engine_list)) {
1162                 SLOG(LOG_ERROR, tts_tag(), "There is no engine!!");
1163                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1164         }
1165
1166         /* Get a first item */
1167         iter = g_slist_nth(g_engine_list, 0);
1168
1169         while (NULL != iter) {
1170                 engine_info = iter->data;
1171
1172                 if (NULL != engine_info) {
1173                         if (false == callback(engine_info->uuid, engine_info->name, engine_info->setting, user_data)) {
1174                                 break;
1175                         }
1176                 }
1177
1178                 iter = g_slist_next(iter);
1179         }
1180
1181         return 0;
1182 }
1183
1184 int tts_config_mgr_get_engine(char** engine)
1185 {
1186         if (0 >= g_slist_length(g_config_client_list)) {
1187                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1188                 return TTS_CONFIG_ERROR_INVALID_STATE;
1189         }
1190
1191         if (NULL == engine) {
1192                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1193                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1194         }
1195
1196         if (NULL != g_config_info->engine_id) {
1197                 /* Check engine id is valid */
1198                 GSList *iter = NULL;
1199                 tts_engine_info_s *engine_info = NULL;
1200
1201                 if (0 >= g_slist_length(g_engine_list)) {
1202                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1203                         return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1204                 }
1205
1206                 /* Get a first item */
1207                 iter = g_slist_nth(g_engine_list, 0);
1208
1209                 while (NULL != iter) {
1210                         engine_info = iter->data;
1211
1212                         if (NULL != engine_info) {
1213                                 if (0 == strcmp(engine_info->uuid, g_config_info->engine_id)) {
1214                                         *engine = strdup(g_config_info->engine_id);
1215                                         return 0;
1216                                 }
1217                         }
1218                         iter = g_slist_next(iter);
1219                 }
1220
1221                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Current engine id is not valid");
1222         } else {
1223                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is NULL");
1224         }
1225
1226         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1227 }
1228
1229 int tts_config_mgr_set_engine(const char* engine)
1230 {
1231         if (0 >= g_slist_length(g_config_client_list)) {
1232                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1233                 return TTS_CONFIG_ERROR_INVALID_STATE;
1234         }
1235
1236         if (NULL == engine)
1237                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1238
1239         /* Check current engine id with new engine id */
1240         if (NULL != g_config_info->engine_id) {
1241                 if (0 == strcmp(g_config_info->engine_id, engine))
1242                         return 0;
1243         }
1244
1245         if (0 >= g_slist_length(g_engine_list)) {
1246                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1247                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1248         }
1249
1250         SLOG(LOG_DEBUG, tts_tag(), "New engine id : %s", engine);
1251
1252         GSList *iter = NULL;
1253         tts_engine_info_s *engine_info = NULL;
1254         bool is_valid_engine = false;
1255
1256         /* Get a first item */
1257         iter = g_slist_nth(g_engine_list, 0);
1258
1259         while (NULL != iter) {
1260                 engine_info = iter->data;
1261
1262                 if (NULL == engine_info) {
1263                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1264                         iter = g_slist_next(iter);
1265                         continue;
1266                 }
1267
1268                 /* Check engine id is valid */
1269                 if (0 != strcmp(engine, engine_info->uuid)) {
1270                         iter = g_slist_next(iter);
1271                         continue;
1272                 }
1273
1274                 if (NULL != g_config_info->engine_id)
1275                         free(g_config_info->engine_id);
1276
1277                 g_config_info->engine_id = strdup(engine);
1278
1279                 if (NULL != g_config_info->setting)
1280                         free(g_config_info->setting);
1281
1282                 if (NULL != engine_info->setting)
1283                         g_config_info->setting = strdup(engine_info->setting);
1284
1285                 /* Engine is valid*/
1286                 GSList *iter_voice = NULL;
1287                 tts_config_voice_s* voice = NULL;
1288                 bool is_valid_voice = false;
1289
1290                 /* Get a first item */
1291                 iter_voice = g_slist_nth(engine_info->voices, 0);
1292
1293                 while (NULL != iter_voice) {
1294                         /*Get handle data from list*/
1295                         voice = iter_voice->data;
1296
1297                         if (NULL != voice) {
1298                                 if (NULL == voice->language)
1299                                         continue;
1300                                 SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1301
1302                                 if (0 == strcmp(voice->language, g_config_info->language)) {
1303                                         if (voice->type == g_config_info->type) {
1304                                                 /* language is valid */
1305                                                 is_valid_voice = true;
1306                                                 g_config_info->type = voice->type;
1307                                         }
1308                                         break;
1309                                 }
1310                         }
1311
1312                         /*Get next item*/
1313                         iter_voice = g_slist_next(iter_voice);
1314                 }
1315
1316                 if (false == is_valid_voice) {
1317                         if (NULL != g_config_info->language) {
1318                                 free(g_config_info->language);
1319
1320                                 iter_voice = g_slist_nth(engine_info->voices, 0);
1321                                 if (NULL != iter_voice) {
1322                                         voice = iter_voice->data;
1323                                         if (NULL != voice) {
1324                                                 if (NULL != voice->language)
1325                                                         g_config_info->language = strdup(voice->language);
1326                                                 g_config_info->type = voice->type;
1327                                         }
1328                                 }
1329                         }
1330                 }
1331
1332                 is_valid_engine = true;
1333                 break;
1334         }
1335
1336         if (true == is_valid_engine) {
1337                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Engine changed");
1338                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Engine : %s", g_config_info->engine_id);
1339                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Setting : %s", g_config_info->setting);
1340                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Language : %s", g_config_info->language);
1341                 SECURE_SLOG(LOG_DEBUG, tts_tag(), "  Type : %d", g_config_info->type);
1342
1343                 if (0 != tts_parser_set_engine(g_config_info->engine_id, g_config_info->setting,
1344                         g_config_info->language, g_config_info->type)) {
1345                                 SLOG(LOG_ERROR, tts_tag(), " Fail to save config");
1346                                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1347                 }
1348         } else {
1349                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine id is not valid");
1350                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1351         }
1352
1353         return 0;
1354 }
1355
1356 int tts_config_mgr_get_voice_list(const char* engine_id, tts_config_supported_voice_cb callback, void* user_data)
1357 {
1358         if (0 >= g_slist_length(g_config_client_list)) {
1359                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1360                 return TTS_CONFIG_ERROR_INVALID_STATE;
1361         }
1362
1363         if (0 >= g_slist_length(g_engine_list)) {
1364                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1365                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1366         }
1367
1368         GSList *iter = NULL;
1369         tts_engine_info_s *engine_info = NULL;
1370
1371         /* Get a first item */
1372         iter = g_slist_nth(g_engine_list, 0);
1373
1374         while (NULL != iter) {
1375                 engine_info = iter->data;
1376
1377                 if (NULL == engine_info) {
1378                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] engine info is NULL");
1379                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1380                 }
1381
1382                 if (0 != strcmp(engine_id, engine_info->uuid)) {
1383                         iter = g_slist_next(iter);
1384                         continue;
1385                 }
1386
1387                 GSList *iter_voice = NULL;
1388                 tts_config_voice_s* voice = NULL;
1389
1390                 /* Get a first item */
1391                 iter_voice = g_slist_nth(engine_info->voices, 0);
1392
1393                 while (NULL != iter_voice) {
1394                         /*Get handle data from list*/
1395                         voice = iter_voice->data;
1396
1397                         SLOG(LOG_DEBUG, tts_tag(), " lang(%s) type(%d)", voice->language, voice->type);
1398                         if (NULL != voice->language) {
1399                                 if (false == callback(engine_info->uuid, voice->language, voice->type, user_data))
1400                                         break;
1401                         }
1402
1403                         /*Get next item*/
1404                         iter_voice = g_slist_next(iter_voice);
1405                 }
1406                 break;
1407         }
1408
1409         return 0;
1410 }
1411
1412 int tts_config_mgr_get_voice(char** language, int* type)
1413 {
1414         if (0 >= g_slist_length(g_config_client_list)) {
1415                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1416                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1417         }
1418
1419         if (0 >= g_slist_length(g_engine_list)) {
1420                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1421                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1422         }
1423
1424         if (NULL == language || NULL == type)
1425                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1426
1427         if (NULL != g_config_info->language) {
1428                 *language = strdup(g_config_info->language);
1429                 *type = g_config_info->type;
1430         } else {
1431                 SLOG(LOG_ERROR, tts_tag(), "language is NULL");
1432                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1433         }
1434
1435         return 0;
1436 }
1437
1438 int tts_config_mgr_set_voice(const char* language, int type)
1439 {
1440         if (0 >= g_slist_length(g_config_client_list)) {
1441                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1442                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1443         }
1444
1445         if (NULL == language) {
1446                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Input parameter is NULL");
1447                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1448         }
1449
1450         if (0 >= g_slist_length(g_engine_list)) {
1451                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine");
1452                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1453         }
1454
1455         /* Check language is valid */
1456         if (NULL != g_config_info->language) {
1457                 if (0 != tts_parser_set_voice(language, type)) {
1458                         SLOG(LOG_ERROR, tts_tag(), "Fail to save default voice");
1459                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1460                 }
1461                 free(g_config_info->language);
1462                 g_config_info->language = strdup(language);
1463                 g_config_info->type = type;
1464
1465         } else {
1466                 SLOG(LOG_ERROR, tts_tag(), "language is NULL");
1467                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1468         }
1469
1470         return 0;
1471 }
1472
1473 int tts_config_mgr_get_auto_voice(bool* value)
1474 {
1475         if (0 >= g_slist_length(g_config_client_list)) {
1476                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1477                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1478         }
1479
1480         if (NULL == value)
1481                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1482
1483         *value = g_config_info->auto_voice;
1484
1485         return 0;
1486 }
1487
1488 int tts_config_mgr_set_auto_voice(bool value)
1489 {
1490         if (0 >= g_slist_length(g_config_client_list)) {
1491                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1492                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1493         }
1494
1495         if (g_config_info->auto_voice != value) {
1496                 /* Check language is valid */
1497                 if (0 != tts_parser_set_auto_voice(value)) {
1498                         SLOG(LOG_ERROR, tts_tag(), "Fail to save auto voice option");
1499                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1500                 }
1501                 g_config_info->auto_voice = value;
1502
1503                 if (true == g_config_info->auto_voice) {
1504                         __tts_config_set_auto_language();
1505                 }
1506         }
1507
1508         return 0;
1509 }
1510
1511 int tts_config_mgr_get_speech_rate(int* value)
1512 {
1513         if (0 >= g_slist_length(g_config_client_list)) {
1514                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1515                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1516         }
1517
1518         if (NULL == value) {
1519                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1520         }
1521
1522         *value = g_config_info->speech_rate;
1523
1524         return 0;
1525 }
1526
1527 int tts_config_mgr_set_speech_rate(int value)
1528 {
1529         if (0 >= g_slist_length(g_config_client_list)) {
1530                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1531                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1532         }
1533
1534         if (TTS_CONFIG_SPEED_MIN <= value && value <= TTS_CONFIG_SPEED_MAX) {
1535                 SLOG(LOG_DEBUG, tts_tag(), "[Config] Set speech rate : %d", value);
1536                 if (0 != tts_parser_set_speech_rate(value)) {
1537                         SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1538                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1539                 }
1540
1541                 g_config_info->speech_rate = value;
1542         } else {
1543                 SLOG(LOG_ERROR, tts_tag(), "[Config ERROR] Speech rate is invalid : %d", value);
1544         }
1545
1546         return 0;
1547 }
1548
1549 int tts_config_mgr_get_pitch(int* value)
1550 {
1551         if (0 >= g_slist_length(g_config_client_list)) {
1552                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1553                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1554         }
1555
1556         if (NULL == value) {
1557                 return TTS_CONFIG_ERROR_INVALID_PARAMETER;
1558         }
1559
1560         GSList *iter = NULL;
1561         tts_engine_info_s *engine_info = NULL;
1562
1563         if (0 >= g_slist_length(g_engine_list)) {
1564                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1565                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1566         }
1567
1568         /* Get a first item */
1569         iter = g_slist_nth(g_engine_list, 0);
1570
1571         while (NULL != iter) {
1572                 engine_info = iter->data;
1573
1574                 if (NULL == engine_info) {
1575                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1576                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1577                 }
1578
1579                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1580                         iter = g_slist_next(iter);
1581                         continue;
1582                 }
1583
1584                 if (false == engine_info->pitch_support) {
1585                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1586                 }  else {
1587                         break;
1588                 }
1589         }
1590
1591         *value = g_config_info->pitch;
1592
1593         return 0;
1594 }
1595
1596 int tts_config_mgr_set_pitch(int value)
1597 {
1598         if (0 >= g_slist_length(g_config_client_list)) {
1599                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1600                 return -1;
1601         }
1602
1603         GSList *iter = NULL;
1604         tts_engine_info_s *engine_info = NULL;
1605
1606         if (0 >= g_slist_length(g_engine_list)) {
1607                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] There is no engine!!");
1608                 return TTS_CONFIG_ERROR_ENGINE_NOT_FOUND;
1609         }
1610
1611         /* Get a first item */
1612         iter = g_slist_nth(g_engine_list, 0);
1613
1614         while (NULL != iter) {
1615                 engine_info = iter->data;
1616
1617                 if (NULL == engine_info) {
1618                         SLOG(LOG_ERROR, tts_tag(), "engine info is NULL");
1619                         return TTS_CONFIG_ERROR_OPERATION_FAILED;
1620                 }
1621
1622                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1623                         iter = g_slist_next(iter);
1624                         continue;
1625                 }
1626
1627                 if (false == engine_info->pitch_support) {
1628                         return TTS_CONFIG_ERROR_NOT_SUPPORTED_FEATURE;
1629                 } else {
1630                         break;
1631                 }
1632         }
1633
1634         if (0 != tts_parser_set_pitch(value)) {
1635                 SLOG(LOG_ERROR, tts_tag(), "Fail to save speech rate");
1636                 return TTS_CONFIG_ERROR_OPERATION_FAILED;
1637         }
1638
1639         g_config_info->pitch = value;
1640
1641         return 0;
1642 }
1643
1644 bool tts_config_check_default_engine_is_valid(const char* engine)
1645 {
1646         if (0 >= g_slist_length(g_config_client_list)) {
1647                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1648                 return -1;
1649         }
1650
1651         if (NULL == engine)
1652                 return false;
1653
1654         if (0 >= g_slist_length(g_engine_list))
1655                 return false;
1656
1657         GSList *iter = NULL;
1658         tts_engine_info_s *engine_info = NULL;
1659
1660         /* Get a first item */
1661         iter = g_slist_nth(g_engine_list, 0);
1662
1663         while (NULL != iter) {
1664                 engine_info = iter->data;
1665
1666                 if (NULL != engine_info) {
1667                         if (0 == strcmp(engine, engine_info->uuid)) {
1668                                 return true;
1669                         }
1670                 }
1671                 iter = g_slist_next(iter);
1672         }
1673
1674         return false;
1675 }
1676
1677 bool tts_config_check_default_voice_is_valid(const char* language, int type)
1678 {
1679         if (0 >= g_slist_length(g_config_client_list)) {
1680                 SLOG(LOG_ERROR, tts_tag(), "Not initialized");
1681                 return -1;
1682         }
1683
1684         if (NULL == language)
1685                 return false;
1686
1687         if (NULL == g_config_info->engine_id) {
1688                 SLOG(LOG_ERROR, tts_tag(), "[ERROR] Default engine id is NULL");
1689                 return false;
1690         }
1691
1692         if (0 >= g_slist_length(g_engine_list))
1693                 return false;
1694
1695         GSList *iter = NULL;
1696         tts_engine_info_s *engine_info = NULL;
1697
1698         /* Get a first item */
1699         iter = g_slist_nth(g_engine_list, 0);
1700
1701         while (NULL != iter) {
1702                 engine_info = iter->data;
1703
1704                 if (NULL == engine_info) {
1705                         SLOG(LOG_ERROR, tts_tag(), "[ERROR] Engine info is NULL");
1706                         iter = g_slist_next(iter);
1707                         continue;
1708                 }
1709
1710                 if (0 != strcmp(g_config_info->engine_id, engine_info->uuid)) {
1711                         iter = g_slist_next(iter);
1712                         continue;
1713                 }
1714
1715                 GSList *iter_voice = NULL;
1716                 tts_config_voice_s* voice = NULL;
1717
1718                 /* Get a first item */
1719                 iter_voice = g_slist_nth(engine_info->voices, 0);
1720
1721                 while (NULL != iter_voice) {
1722                         voice = iter_voice->data;
1723
1724                         if (0 == strcmp(language, voice->language) && voice->type == type)
1725                                 return true;
1726
1727                         /*Get next item*/
1728                         iter_voice = g_slist_next(iter_voice);
1729                 }
1730
1731                 break;
1732         }
1733
1734         return false;
1735 }
1736
1737
1738 int __tts_config_mgr_print_engine_info()
1739 {
1740         GSList *iter = NULL;
1741         tts_engine_info_s *engine_info = NULL;
1742
1743         if (0 >= g_slist_length(g_engine_list)) {
1744                 SLOG(LOG_DEBUG, tts_tag(), "-------------- engine list -----------------");
1745                 SLOG(LOG_DEBUG, tts_tag(), "  No Engine in engine directory");
1746                 SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
1747                 return 0;
1748         }
1749
1750         /* Get a first item */
1751         iter = g_slist_nth(g_engine_list, 0);
1752
1753         SLOG(LOG_DEBUG, tts_tag(), "--------------- engine list -----------------");
1754
1755         int i = 1;
1756         while (NULL != iter) {
1757                 engine_info = iter->data;
1758
1759                 SLOG(LOG_DEBUG, tts_tag(), "[%dth]", i);
1760                 SLOG(LOG_DEBUG, tts_tag(), " name : %s", engine_info->name);
1761                 SLOG(LOG_DEBUG, tts_tag(), " id   : %s", engine_info->uuid);
1762                 SLOG(LOG_DEBUG, tts_tag(), " setting : %s", engine_info->setting);
1763
1764                 SLOG(LOG_DEBUG, tts_tag(), " Voices");
1765                 GSList *iter_voice = NULL;
1766                 tts_config_voice_s* voice = NULL;
1767
1768                 if (g_slist_length(engine_info->voices) > 0) {
1769                         /* Get a first item */
1770                         iter_voice = g_slist_nth(engine_info->voices, 0);
1771
1772                         int j = 1;
1773                         while (NULL != iter_voice) {
1774                                 /*Get handle data from list*/
1775                                 voice = iter_voice->data;
1776
1777                                 SLOG(LOG_DEBUG, tts_tag(), "  [%dth] lang(%s) type(%d)", j, voice->language, voice->type);
1778
1779                                 /*Get next item*/
1780                                 iter_voice = g_slist_next(iter_voice);
1781                                 j++;
1782                         }
1783                 } else {
1784                         SLOG(LOG_ERROR, tts_tag(), "  Voice is NONE");
1785                 }
1786                 iter = g_slist_next(iter);
1787                 i++;
1788         }
1789         SLOG(LOG_DEBUG, tts_tag(), "--------------------------------------------");
1790
1791         return 0;
1792 }