src/media_util_private.c

   1 /*
   2 * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3 *
   4 * Licensed under the Apache License, Version 2.0 (the "License");
   5 * you may not use this file except in compliance with the License.
   6 * You may obtain a copy of the License at
   7 *
   8 * http://www.apache.org/licenses/LICENSE-2.0
   9 *
  10 * Unless required by applicable law or agreed to in writing, software
  11 * distributed under the License is distributed on an "AS IS" BASIS,
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 */
  16
  17
  18 #include <dirent.h>
  19 #include <fcntl.h>
  20 #include <media_info_private.h>
  21 #include <storage.h>
  22 #include <system_info.h>
  23 #ifdef _USE_SENIOR_MODE
  24 #include <media_util_private.h>
  25 #endif
  26
  27 static int MEDIA_CONTENT_OTHER_SUPPORT = -1;
  28
  29 bool _media_util_check_support_media_type(const char *path)
  30 {
  31         int ret = SYSTEM_INFO_ERROR_NONE;
  32         int media_type = -1;
  33         bool is_supported = false;
  34
  35         media_content_retvm_if(!STRING_VALID(path), false, "path is empty");
  36
  37         if (MEDIA_CONTENT_OTHER_SUPPORT == -1) {
  38                 ret = system_info_get_platform_bool("http://tizen.org/feature/content.scanning.others", &is_supported);
  39                 if (ret != SYSTEM_INFO_ERROR_NONE) {
  40                         media_content_debug("SYSTEM_INFO_ERROR: content.scanning.others [%d]", ret);
  41                         return false;
  42                 }
  43
  44                 MEDIA_CONTENT_OTHER_SUPPORT = is_supported;
  45         }
  46
  47         /* If not, check media type */
  48         if (!MEDIA_CONTENT_OTHER_SUPPORT) {
  49                 ret = media_svc_get_media_type(path, &media_type);
  50                 media_content_retvm_if(ret != MS_MEDIA_ERR_NONE, false, "Failed to get media type");
  51
  52                 if (media_type == MEDIA_CONTENT_TYPE_OTHERS)
  53                         return false;
  54         }
  55
  56         return true;
  57 }
  58
  59 int _media_util_check_file_exist(const char *path)
  60 {
  61         int exist;
  62
  63         /* check the file exits actually */
  64         exist = open(path, O_RDONLY);
  65         if (exist < 0) {
  66                 media_content_sec_debug("path [%s]", path);
  67                 media_content_stderror("open file fail");
  68                 if (errno == EACCES || errno == EPERM)
  69                         return MEDIA_CONTENT_ERROR_PERMISSION_DENIED;
  70                 else
  71                         return MEDIA_CONTENT_ERROR_INVALID_PARAMETER;
  72         }
  73
  74         close(exist);
  75
  76         return MEDIA_CONTENT_ERROR_NONE;
  77 }
  78
  79 int _media_util_check_ignore_file(const char *path, bool *ignore)
  80 {
  81         media_content_retvm_if(!STRING_VALID(path), MEDIA_CONTENT_ERROR_INVALID_PARAMETER, "invalid path");
  82
  83         *ignore = FALSE;
  84
  85         if (strstr(path, "/.") != NULL) {
  86                 *ignore = TRUE;
  87                 media_content_error("hidden path");
  88                 media_content_sec_debug("path : %s", path);
  89         }
  90
  91         return MEDIA_CONTENT_ERROR_NONE;
  92 }
  93
  94 int _media_util_check_ignore_dir(const char *dir_path, bool *ignore)
  95 {
  96         int ret = MEDIA_CONTENT_ERROR_NONE;
  97         media_svc_storage_type_e storage_type = 0;
  98         const char *scan_ignore = ".scan_ignore";
  99         bool find = false;
 100         GDir *dir = NULL;
 101         GError *error = NULL;
 102         const char *name;
 103
 104         media_content_sec_debug("dir_path : %s", dir_path);
 105
 106         media_content_retvm_if(!STRING_VALID(dir_path), MEDIA_CONTENT_ERROR_INVALID_PARAMETER, "invalid dir_path");
 107
 108         *ignore = FALSE;
 109         /*1. Check Hidden Directory*/
 110         if (strstr(dir_path, "/.") != NULL) {
 111                 *ignore = TRUE;
 112                 media_content_error("hidden path");
 113                 return MEDIA_CONTENT_ERROR_NONE;
 114         }
 115
 116         /*2. Check Scan Ignore Directory*/
 117         ret = media_svc_get_storage_type(dir_path, &storage_type, _content_get_uid());
 118         if (ret != MS_MEDIA_ERR_NONE) {
 119                 media_content_error("media_svc_get_storage_type failed : %d", ret);
 120                 return _content_error_capi(MEDIA_CONTENT_TYPE, ret);
 121         }
 122
 123         char *leaf_path = NULL;
 124         char search_path[MAX_PATH_LEN] = {0, };
 125
 126         memset(search_path, 0, sizeof(search_path));
 127         if (!SAFE_STRLCPY(search_path, dir_path, sizeof(search_path))) {
 128                 media_content_error("MEDIA_CONTENT_ERROR_INVALID_OPERATION(0x%08x)", MEDIA_CONTENT_ERROR_INVALID_OPERATION);
 129                 return MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 130         }
 131
 132         while (STRING_VALID(search_path)) {
 133                 dir = g_dir_open(search_path, 0, &error);
 134                 if (dir != NULL && error == NULL) {
 135                         while ((name = g_dir_read_name(dir))) {
 136                                 if (g_strcmp0(name, scan_ignore) == 0) {
 137                                         media_content_sec_debug("Ignore path[%s]", search_path);
 138                                         find = TRUE;
 139                                         break;
 140                                 }
 141                         }
 142                 } else {
 143                         *ignore = TRUE;
 144                         media_content_error("Open Directory fail");
 145                         if (error->code == G_FILE_ERROR_ACCES)
 146                                 return MEDIA_CONTENT_ERROR_PERMISSION_DENIED;
 147                         else
 148                                 return MEDIA_CONTENT_ERROR_INVALID_PARAMETER;
 149                 }
 150
 151                 if (dir)
 152                         g_dir_close(dir);
 153
 154                 if (find) {
 155                         *ignore = TRUE;
 156                         break;
 157                 } else {
 158                         /*If root path, Stop Scanning*/
 159                         if ((storage_type == MEDIA_SVC_STORAGE_INTERNAL) && (STRING_VALID(MEDIA_ROOT_PATH_INTERNAL) && g_strcmp0(search_path, MEDIA_ROOT_PATH_INTERNAL) == 0)) {
 160                                 break;
 161                         } else if ((storage_type == MEDIA_SVC_STORAGE_EXTERNAL) && (STRING_VALID(MEDIA_ROOT_PATH_SDCARD)) && (g_strcmp0(search_path, MEDIA_ROOT_PATH_SDCARD) == 0)) {
 162                                 break;
 163                         } else if ((storage_type == MEDIA_SVC_STORAGE_EXTERNAL_USB) && (STRING_VALID(MEDIA_ROOT_PATH_DISC)) && (g_strcmp0(search_path, MEDIA_ROOT_PATH_DISC) == 0)) {
 164                                 break;
 165                         } else if (storage_type == MEDIA_SVC_STORAGE_EXTERNAL_USB) {
 166                                 char *parent_folder_path = NULL;
 167                                 bool is_root = FALSE;
 168
 169                                 parent_folder_path = g_path_get_dirname(search_path);
 170                                 if (STRING_VALID(MEDIA_ROOT_PATH_USB) && STRING_VALID(parent_folder_path) && (g_strcmp0(parent_folder_path, MEDIA_ROOT_PATH_USB) == 0))
 171                                         is_root = TRUE;
 172
 173                                 SAFE_FREE(parent_folder_path);
 174
 175                                 if (is_root == TRUE)
 176                                         break;
 177                         }
 178 #ifdef _USE_SENIOR_MODE
 179                         if (_media_content_is_support_senior_mode()) {
 180                                 if ((storage_type == MEDIA_SVC_STORAGE_EXTERNAL) && (g_strcmp0(search_path, MEDIA_ROOT_PATH_SENIOR_MODE) == 0))
 181                                         break;
 182                         }
 183 #endif
 184
 185                         leaf_path = strrchr(search_path, '/');
 186                         if (leaf_path != NULL) {
 187                                 int seek_len = leaf_path -search_path;
 188                                 search_path[seek_len] = '\0';
 189                                 /*media_content_sec_debug("go to other dir [%s]", search_path);*/
 190                         } else {
 191                                 media_content_debug("Fail to find leaf path");
 192                                 break;
 193                         }
 194                 }
 195         }
 196
 197         return MEDIA_CONTENT_ERROR_NONE;
 198 }
 199
 200 int _media_content_replace_path_in_condition(const char *condition, char *replace_condition, bool replace)
 201 {
 202         int ret = MEDIA_CONTENT_ERROR_NONE;
 203
 204 #ifdef _USE_TVPD_MODE
 205         snprintf(replace_condition, MAX_QUERY_SIZE, "%s", condition);
 206 #else
 207         char old_condition[MAX_QUERY_SIZE] = {0, };
 208         char new_condition[MAX_QUERY_SIZE] = {0, };
 209         char *find = NULL;
 210         unsigned int str_len = 0;
 211
 212         char *find_str = NULL;
 213         char *to_replace_str = NULL;
 214
 215         if (replace == TRUE) {  //change User session path to System session path
 216                 ret = storage_get_root_directory(STORAGE_TYPE_INTERNAL, &find_str);
 217                 if (ret != STORAGE_ERROR_NONE) {
 218                         media_content_error("storage_get_directory failed");
 219                         ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 220                         goto ERROR;
 221                 }
 222
 223                 to_replace_str = g_strdup(MEDIA_ROOT_PATH_INTERNAL);
 224                 if (!STRING_VALID(to_replace_str)) {
 225                         media_content_error("Get TZ_USER_CONTENT failed");
 226                         ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 227                         goto ERROR;
 228                 }
 229         } else {
 230                 find_str = g_strdup(MEDIA_ROOT_PATH_INTERNAL);
 231                 if (!STRING_VALID(find_str)) {
 232                         media_content_error("Get TZ_USER_CONTENT failed");
 233                         ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 234                         goto ERROR;
 235                 }
 236
 237                 ret = storage_get_root_directory(STORAGE_TYPE_INTERNAL, &to_replace_str);
 238                 if (ret != STORAGE_ERROR_NONE) {
 239                         media_content_error("storage_get_directory failed");
 240                         ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 241                         goto ERROR;
 242                 }
 243         }
 244
 245         memset(old_condition, 0, sizeof(old_condition));
 246         memset(new_condition, 0, sizeof(new_condition));
 247
 248         media_content_sec_debug("Old condition[%s]", condition);
 249
 250         if (!SAFE_STRLCPY(new_condition, condition, sizeof(new_condition))) {
 251                 media_content_error("MEDIA_CONTENT_ERROR_INVALID_OPERATION(0x%08x)", MEDIA_CONTENT_ERROR_INVALID_OPERATION);
 252                 ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 253                 goto ERROR;
 254         }
 255
 256         if (g_strcmp0(find_str, to_replace_str))
 257                 find = strstr(new_condition, find_str);
 258
 259         while (find != NULL) {
 260                 str_len = find - new_condition;
 261
 262                 memset(old_condition, 0, sizeof(old_condition));
 263                 if (!SAFE_STRLCPY(old_condition, new_condition, sizeof(old_condition))) {
 264                         media_content_error("MEDIA_CONTENT_ERROR_INVALID_OPERATION(0x%08x)", MEDIA_CONTENT_ERROR_INVALID_OPERATION);
 265                         ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 266                         goto ERROR;
 267                 }
 268                 memset(new_condition, 0, sizeof(new_condition));
 269
 270                 snprintf(new_condition, str_len + 1, "%s", old_condition);
 271
 272                 SAFE_STRLCAT(new_condition, to_replace_str, sizeof(new_condition));
 273                 SAFE_STRLCAT(new_condition, old_condition + str_len + strlen(find_str), sizeof(new_condition));
 274
 275                 find = strstr(new_condition, find_str);
 276         }
 277
 278         if (!SAFE_STRLCPY(replace_condition, new_condition, MAX_QUERY_SIZE)) {
 279                 media_content_error("MEDIA_CONTENT_ERROR_INVALID_OPERATION(0x%08x)", MEDIA_CONTENT_ERROR_INVALID_OPERATION);
 280                 ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 281                 goto ERROR;
 282         }
 283
 284         media_content_sec_debug("repl cond[%s]", replace_condition);
 285
 286         if (!STRING_VALID(replace_condition)) {
 287                 media_content_error("replace failed");
 288                 ret = MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 289                 goto ERROR;
 290         }
 291
 292 ERROR:
 293         SAFE_FREE(find_str);
 294         SAFE_FREE(to_replace_str);
 295 #endif
 296
 297         return ret;
 298 }
 299
 300 int _media_content_replace_path(const char *path, char *replace_path)
 301 {
 302 #ifdef _USE_TVPD_MODE
 303         snprintf(replace_path, MAX_PATH_LEN, "%s", path);
 304 #else
 305
 306         int ret = MEDIA_CONTENT_ERROR_NONE;
 307         char *old_internal_path =  NULL;
 308
 309         ret = storage_get_root_directory(STORAGE_TYPE_INTERNAL, &old_internal_path);
 310         if (ret != STORAGE_ERROR_NONE) {
 311                 media_content_error("storage_get_directory failed");
 312                 return MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 313         }
 314
 315         if (strncmp(path, old_internal_path, strlen(old_internal_path)) == 0) {
 316                 media_content_sec_debug("Old path[%s]", path);
 317                 snprintf(replace_path, MAX_PATH_LEN, "%s%s", MEDIA_ROOT_PATH_INTERNAL, path + strlen(old_internal_path));
 318         } else {
 319                 snprintf(replace_path, MAX_PATH_LEN, "%s", path);
 320         }
 321
 322         SAFE_FREE(old_internal_path);
 323 #endif
 324
 325         if (!STRING_VALID(replace_path)) {
 326                 media_content_error("replace failed");
 327                 return MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 328         }
 329
 330         return MEDIA_CONTENT_ERROR_NONE;
 331 }
 332
 333 int _media_content_rollback_path(const char *path, char *replace_path)
 334 {
 335 #ifdef _USE_TVPD_MODE
 336                 snprintf(replace_path, MAX_PATH_LEN, "%s", path);
 337 #else
 338
 339         int ret = MEDIA_CONTENT_ERROR_NONE;
 340         char *old_internal_path =  NULL;
 341
 342         ret = storage_get_root_directory(STORAGE_TYPE_INTERNAL, &old_internal_path);
 343         if (ret != STORAGE_ERROR_NONE) {
 344                 media_content_error("storage_get_directory failed");
 345                 return MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 346         }
 347
 348         if (strncmp(path, MEDIA_ROOT_PATH_INTERNAL, strlen(MEDIA_ROOT_PATH_INTERNAL)) == 0) {
 349                 media_content_sec_debug("new path[%s]", path);
 350                 snprintf(replace_path, MAX_PATH_LEN, "%s%s", old_internal_path, path + strlen(MEDIA_ROOT_PATH_INTERNAL));
 351         } else {
 352                 snprintf(replace_path, MAX_PATH_LEN, "%s", path);
 353         }
 354
 355         SAFE_FREE(old_internal_path);
 356 #endif
 357
 358         if (!STRING_VALID(replace_path)) {
 359                 media_content_error("replace failed");
 360                 return MEDIA_CONTENT_ERROR_INVALID_OPERATION;
 361         }
 362
 363         return MEDIA_CONTENT_ERROR_NONE;
 364 }
 365
 366 #ifdef _USE_SENIOR_MODE
 367 bool _media_content_is_support_senior_mode()
 368 {
 369         bool bSupportSeniorMode = false;
 370
 371         if (system_info_get_value_bool(SYSTEM_INFO_KEY_GET_SENIOR_MODE_SUPPORTED, &bSupportSeniorMode) != SYSTEM_INFO_ERROR_NONE) {
 372                 media_content_debug("Get senior mode support failed");
 373                 return false;
 374         }
 375         /* media_content_debug("Senior mode Support : [%d]", bSupportSeniorMode); */
 376         return bSupportSeniorMode;
 377 }
 378 #endif
 379