4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
29 #include <libexif/exif-data.h>
30 #include <uuid/uuid.h>
31 #include <media-thumbnail.h>
32 #include <media-util-user.h>
33 #include "media-svc-util.h"
34 #include "media-svc-db-utils.h"
35 #include "media-svc-debug.h"
36 #include "media-svc-env.h"
37 #include "media-svc-album.h"
38 /*For ebook metadata */
40 #include <libxml/xmlmemory.h>
41 #include <libxml/parser.h>
42 #include <libxml/HTMLparser.h>
45 #define MEDIA_SVC_FILE_EXT_LEN_MAX 6
47 #define MUSIC_MIME_NUM 29
48 #define SOUND_MIME_NUM 2
49 #define MIME_LENGTH 50
50 #define IMAGE_PREFIX "image/"
51 #define AUDIO_PREFIX "audio/"
52 #define VIDEO_PREFIX "video/"
55 #define MEDIA_SVC_PDF_TAG_TAIL_LEN 12
56 #define MEDIA_SVC_PDF_BUF_SIZE 256
58 #define MEDIA_SVC_THUMB_WIDTH 320
59 #define MEDIA_SVC_THUMB_HEIGHT 240
61 #define PATH_PLUGIN_LIB PATH_LIBDIR"/libmedia-ebook-plugin.so"
63 enum Exif_Orientation {
75 static const char music_mime_table[MUSIC_MIME_NUM][MIME_LENGTH] = {
76 /*known mime types of normal files*/
83 "x-mp3", /*alias of audio/mpeg*/
84 "x-mpeg", /*alias of audio/mpeg*/
86 "x-ogg", /*alias of audio/ogg*/
87 "vnd.ms-playready.media.pya:*.pya", /*playready*/
90 "x-m4a", /*alias of audio/mp4*/
91 /* below mimes are rare*/
100 "x-vorbis", /*alias of audio/x-vorbis+ogg*/
101 "vorbis", /*alias of audio/x-vorbis+ogg*/
103 "x-mp2", /*alias of audio/mp2*/
104 "x-pn-realaudio", /*alias of audio/vnd.rn-realaudio*/
105 "vnd.m-realaudio", /*alias of audio/vnd.rn-realaudio*/
109 static const char sound_mime_table[SOUND_MIME_NUM][MIME_LENGTH] = {
110 "application/x-smaf",
114 static char *__media_info_generate_uuid(void)
117 char uuid_unparsed[37];
120 uuid_generate(uuid_value);
121 uuid_unparse(uuid_value, uuid_unparsed);
123 if (strlen(uuid_unparsed) < 36) {
124 media_svc_debug("INVALID UUID : %s. RETRY GENERATE.", uuid_unparsed);
128 return g_strdup(uuid_unparsed);
131 static char * __media_svc_get_exif_datetaken(ExifData *ed)
134 char tmp[MEDIA_SVC_METADATA_LEN_MAX + 1] = { 0, };
136 media_svc_retv_if(!ed, NULL);
138 entry = exif_data_get_entry(ed, EXIF_TAG_DATE_TIME_ORIGINAL);
140 exif_entry_get_value(entry, tmp, MEDIA_SVC_METADATA_LEN_MAX);
142 return g_strdup(tmp);
145 entry = exif_data_get_entry(ed, EXIF_TAG_DATE_TIME);
147 exif_entry_get_value(entry, tmp, MEDIA_SVC_METADATA_LEN_MAX);
149 return g_strdup(tmp);
155 static bool __media_svc_get_exif_short(ExifData *ed, ExifTag tagtype, unsigned short *value)
159 media_svc_retv_if(!ed, false);
160 media_svc_retvm_if(!value, false, "value is NULL");
162 entry = exif_data_get_entry(ed, tagtype);
163 media_svc_retv_if(!entry, false);
164 *value = exif_get_short(entry->data, exif_data_get_byte_order(ed));
169 static int __media_svc_get_media_type(const char *path, const char *mime_type, media_svc_media_type_e *media_type)
175 media_svc_retvm_if(!path, MS_MEDIA_ERR_INVALID_PARAMETER, "path is null");
176 media_svc_retvm_if(!mime_type, MS_MEDIA_ERR_INVALID_PARAMETER, "mime_type is null");
177 media_svc_retvm_if(!media_type, MS_MEDIA_ERR_INVALID_PARAMETER, "media_type is null");
180 if (strncmp(mime_type, IMAGE_PREFIX, PREFIX_LEN) == 0) {
181 *media_type = MEDIA_SVC_MEDIA_TYPE_IMAGE;
182 return MS_MEDIA_ERR_NONE;
186 if (strncmp(mime_type, AUDIO_PREFIX, PREFIX_LEN) == 0) {
187 *media_type = MEDIA_SVC_MEDIA_TYPE_SOUND;
189 for (idx = 0; idx < MUSIC_MIME_NUM; idx++) {
190 if (strcmp(mime_type + PREFIX_LEN, music_mime_table[idx]) == 0) {
191 *media_type = MEDIA_SVC_MEDIA_TYPE_MUSIC;
196 /* audio/x-mpegurl : .m3u file (playlist file) */
197 if (strcmp(mime_type + PREFIX_LEN, "x-mpegurl") == 0)
198 *media_type = MEDIA_SVC_MEDIA_TYPE_OTHER;
200 return MS_MEDIA_ERR_NONE;
204 if (strncmp(mime_type, VIDEO_PREFIX, PREFIX_LEN) == 0) {
205 *media_type = MEDIA_SVC_MEDIA_TYPE_VIDEO;
207 /*some video files don't have video stream. in this case it is categorize as music. */
208 if (strcmp(mime_type + PREFIX_LEN, "3gpp") == 0 ||
209 strcmp(mime_type + PREFIX_LEN, "mp4") == 0) {
210 if (mm_file_get_stream_info(path, &audio, &video) == FILEINFO_ERROR_NONE) {
211 if (audio > 0 && video == 0)
212 *media_type = MEDIA_SVC_MEDIA_TYPE_MUSIC;
216 return MS_MEDIA_ERR_NONE;
220 *media_type = MEDIA_SVC_MEDIA_TYPE_OTHER;
222 for (idx = 0; idx < SOUND_MIME_NUM; idx++) {
223 if (strcmp(mime_type, sound_mime_table[idx]) == 0) {
224 *media_type = MEDIA_SVC_MEDIA_TYPE_SOUND;
225 return MS_MEDIA_ERR_NONE;
229 /*"asf" must check video stream and then categorize in directly. */
230 if (strcmp(mime_type, "application/vnd.ms-asf") == 0) {
231 if (mm_file_get_stream_info(path, &audio, &video) == FILEINFO_ERROR_NONE) {
232 if (audio > 0 && video == 0)
233 *media_type = MEDIA_SVC_MEDIA_TYPE_MUSIC;
235 *media_type = MEDIA_SVC_MEDIA_TYPE_VIDEO;
238 return MS_MEDIA_ERR_NONE;
241 if (strcmp(mime_type, "application/epub+zip") == 0 || strcmp(mime_type, "application/pdf") == 0)
242 *media_type = MEDIA_SVC_MEDIA_TYPE_BOOK;
244 return MS_MEDIA_ERR_NONE;
247 static int __media_svc_get_mime_type(const char *path, char *mimetype)
249 media_svc_retvm_if(path == NULL, MS_MEDIA_ERR_INVALID_PARAMETER, "path is NULL");
251 if (aul_get_mime_from_file(path, mimetype, 255) < 0) {
252 media_svc_error("aul_get_mime_from_file fail");
253 return MS_MEDIA_ERR_INTERNAL;
256 return MS_MEDIA_ERR_NONE;
259 static bool __media_svc_get_file_ext(const char *file_path, char *file_ext)
263 for (i = strlen(file_path); i >= 0; i--) {
264 if (file_path[i] == '.') {
265 g_strlcpy(file_ext, &file_path[i + 1], MEDIA_SVC_FILE_EXT_LEN_MAX);
269 if (file_path[i] == '/')
275 static int __media_svc_save_image(unsigned char *image, unsigned int size, char *image_path, uid_t uid)
277 int ret = MS_MEDIA_ERR_NONE;
279 char *thumb_path = NULL;
280 long bsize_kbytes = 0;
281 GError *error = NULL;
283 media_svc_retvm_if(!image || size == 0, MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid image");
284 media_svc_sec_debug("start save image, path [%s] image size [%d]", image_path, size);
286 ret = ms_user_get_root_thumb_store_path(uid, &thumb_path);
287 media_svc_retvm_if(ret != MS_MEDIA_ERR_NONE, ret, "ms_user_get_root_thumb_store_path error");
289 ret = statfs(thumb_path, &fs);
291 media_svc_retvm_if(ret == -1, MS_MEDIA_ERR_INTERNAL, "statfs failed");
293 bsize_kbytes = fs.f_bsize >> 10;
294 media_svc_retvm_if((bsize_kbytes * fs.f_bavail) < 1024, MS_MEDIA_ERR_NOT_ENOUGH_SPACE, "Not enough space");
296 if (!g_file_set_contents(image_path, (const gchar *)image, (gssize)size, &error)) {
297 media_svc_error("g_file_set_contents faild:%s", error->message);
299 return MS_MEDIA_ERR_INTERNAL;
302 return MS_MEDIA_ERR_NONE;
305 static char *__media_svc_get_title_from_filename(const char *filename)
308 char *last_dot = NULL;
310 media_svc_retvm_if(!STRING_VALID(filename), g_strdup(MEDIA_SVC_TAG_UNKNOWN), "Invalid path");
312 last_dot = strrchr(filename, '.');
314 title = g_strndup(filename, last_dot - filename);
316 title = g_strdup(filename);
319 media_svc_debug("extract title is [%s]", title);
324 void _media_svc_remove_file(const char *path)
326 if (!STRING_VALID(path))
329 if (remove(path) != 0)
330 media_svc_stderror("fail to remove file result");
333 static int __media_svc_get_thumbnail_path(char *thumb_path, const char *pathname, const char *img_format, uid_t uid)
335 int ret = MS_MEDIA_ERR_NONE;
336 char file_ext[MEDIA_SVC_FILE_EXT_LEN_MAX + 1] = {0, };
337 g_autofree gchar *hash = NULL;
338 g_autofree gchar *thumb_dir = NULL;
340 ret = ms_user_get_root_thumb_store_path(uid, &thumb_dir);
341 media_svc_retvm_if(!STRING_VALID(thumb_dir), ret, "ms_user_get_root_thumb_store_path failed");
342 media_svc_retvm_if(!g_file_test(thumb_dir, G_FILE_TEST_IS_DIR), MS_MEDIA_ERR_INTERNAL, "Not a directory");
344 memset(file_ext, 0, sizeof(file_ext));
345 if (!__media_svc_get_file_ext(pathname, file_ext))
346 media_svc_error("get file ext fail");
348 hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, pathname, -1);
349 media_svc_retvm_if(!hash, MS_MEDIA_ERR_INTERNAL, "Failed to create hashname");
352 /* 'img_format' is mime-type */
353 if (!g_str_has_prefix(img_format, IMAGE_PREFIX) || strlen(img_format) == PREFIX_LEN) {
354 media_svc_error("Not proper img format");
355 return MS_MEDIA_ERR_INTERNAL;
358 snprintf(thumb_path, MEDIA_SVC_PATHNAME_SIZE, "%s/.%s-%s.%s", thumb_dir, file_ext, hash, img_format + PREFIX_LEN);
360 if (strcasecmp(file_ext, "PNG") == 0)
361 snprintf(thumb_path, MEDIA_SVC_PATHNAME_SIZE, "%s/.%s-%s.png", thumb_dir, file_ext, hash);
363 snprintf(thumb_path, MEDIA_SVC_PATHNAME_SIZE, "%s/.%s-%s.jpg", thumb_dir, file_ext, hash);
366 return MS_MEDIA_ERR_NONE;
369 int _media_svc_get_file_time(const char *full_path)
371 struct stat statbuf = { 0, };
373 if (stat(full_path, &statbuf) == -1) {
374 media_svc_stderror("stat fails.");
378 return statbuf.st_mtime;
381 int _media_svc_set_media_info(media_svc_content_info_s *content_info, const char *storage_id, const char *path, bool refresh)
383 int ret = MS_MEDIA_ERR_NONE;
384 char mime_type[256] = {0, };
385 media_svc_media_type_e media_type;
386 struct stat st = { 0, };
388 media_svc_retvm_if(!STRING_VALID(path), MS_MEDIA_ERR_INVALID_PARAMETER, "path is NULL");
390 content_info->path = g_strdup(path);
391 content_info->file_name = g_path_get_basename(path);
393 if (stat(path, &st) == 0) {
394 content_info->modified_time = st.st_mtime;
395 content_info->size = st.st_size;
397 media_svc_stderror("stat failed");
400 /* refresh is TRUE when file modified. so only modified_time and size are changed*/
402 media_svc_debug("refresh");
403 return MS_MEDIA_ERR_NONE;
406 content_info->storage_uuid = g_strdup(storage_id);
407 media_svc_retv_del_if(content_info->storage_uuid == NULL, MS_MEDIA_ERR_INTERNAL, content_info);
409 content_info->media_uuid = __media_info_generate_uuid();
410 media_svc_retv_del_if(content_info->media_uuid == NULL, MS_MEDIA_ERR_INTERNAL, content_info);
412 ret = __media_svc_get_mime_type(path, mime_type);
413 media_svc_retv_del_if(ret != MS_MEDIA_ERR_NONE, ret, content_info);
415 media_svc_debug("mime [%s]", mime_type);
417 ret = __media_svc_get_media_type(path, mime_type, &media_type);
418 media_svc_retv_del_if(ret != MS_MEDIA_ERR_NONE, ret, content_info);
420 content_info->mime_type = g_strdup(mime_type);
421 media_svc_retv_del_if(content_info->mime_type == NULL, MS_MEDIA_ERR_INTERNAL, content_info);
423 media_svc_sec_debug("path[%s], media_type[%d]", content_info->path, media_type);
425 content_info->media_type = media_type;
427 return MS_MEDIA_ERR_NONE;
430 static char * __media_svc_get_title(MMHandleType tag, const char *filename)
432 int ret = FILEINFO_ERROR_NONE;
437 ret = mm_file_get_attrs(tag, MM_FILE_TAG_TITLE, &p, &size, NULL);
438 if (ret == FILEINFO_ERROR_NONE && size > 0) {
439 while(p && isspace(*p))
446 return __media_svc_get_title_from_filename(filename);
449 char * _media_svc_get_title_from_filename(const char *filename)
451 return __media_svc_get_title_from_filename(filename);
454 int _media_svc_extract_image_metadata(media_svc_content_info_s *content_info)
456 unsigned short orient_value = 0;
457 unsigned short exif_width = 0;
458 unsigned short exif_height = 0;
461 media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid content_info");
462 media_svc_retvm_if(content_info->media_type != MEDIA_SVC_MEDIA_TYPE_IMAGE, MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid media_type");
463 media_svc_retvm_if(!STRING_VALID(content_info->path), MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid path");
465 content_info->media_meta.title = __media_svc_get_title_from_filename(content_info->file_name);
467 /* Load an ExifData object from an EXIF file */
468 ed = exif_data_new_from_file(content_info->path);
470 media_svc_sec_debug("There is no exif data in [ %s ]", content_info->path);
471 goto GET_WIDTH_HEIGHT;
474 content_info->media_meta.datetaken = __media_svc_get_exif_datetaken(ed);
476 if (__media_svc_get_exif_short(ed, EXIF_TAG_ORIENTATION, &orient_value)) {
477 if (orient_value <= ROT_270)
478 content_info->media_meta.orientation = orient_value;
481 if (__media_svc_get_exif_short(ed, EXIF_TAG_PIXEL_X_DIMENSION, &exif_width))
482 content_info->media_meta.width = (unsigned int)exif_width;
484 if (__media_svc_get_exif_short(ed, EXIF_TAG_PIXEL_Y_DIMENSION, &exif_height))
485 content_info->media_meta.height = (unsigned int)exif_height;
490 if (content_info->media_meta.width == 0 || content_info->media_meta.height == 0) {
491 /*Get image width, height*/
492 unsigned int img_width = 0;
493 unsigned int img_height = 0;
495 if (get_image_info(content_info->path, &img_width, &img_height) != THUMB_OK)
496 return MS_MEDIA_ERR_NONE;
498 if (content_info->media_meta.width == 0)
499 content_info->media_meta.width = img_width;
501 if (content_info->media_meta.height == 0)
502 content_info->media_meta.height = img_height;
505 return MS_MEDIA_ERR_NONE;
508 static char * __media_svc_get_tag_str_value(MMHandleType tag, const char *tag_name)
510 int ret = FILEINFO_ERROR_NONE;
514 ret = mm_file_get_attrs(tag, tag_name, &p, &size, NULL);
515 if (ret == FILEINFO_ERROR_NONE && size > 0)
518 return g_strdup(MEDIA_SVC_TAG_UNKNOWN);
521 static char * __media_svc_extract_albumart(MMHandleType tag, const char *path, uid_t uid)
523 int ret = FILEINFO_ERROR_NONE;
524 unsigned char *image = NULL;
525 unsigned int size = 0;
526 char *mimetype = NULL;
527 char thumb_path[MEDIA_SVC_PATHNAME_SIZE] = { 0, };
528 unsigned int mime_size = 0;
530 ret = mm_file_get_attrs(tag, MM_FILE_TAG_ARTWORK, &image, &size, NULL);
531 media_svc_retvm_if(ret != FILEINFO_ERROR_NONE, NULL, "Failed to get tag artwork[%d]", ret);
532 media_svc_retvm_if(!image || size == 0, NULL, "Invalid artwork");
534 ret = mm_file_get_attrs(tag, MM_FILE_TAG_ARTWORK_MIME, &mimetype, &mime_size, NULL);
535 media_svc_retvm_if(ret != FILEINFO_ERROR_NONE, NULL, "Failed to get tag mime[%d]", ret);
536 media_svc_retvm_if(mime_size == 0, NULL, "Invalid mimetype");
538 ret = __media_svc_get_thumbnail_path(thumb_path, path, mimetype, uid);
539 media_svc_retvm_if(ret != MS_MEDIA_ERR_NONE, NULL, "Failed to get thumbnail path");
541 ret = __media_svc_save_image(image, size, thumb_path, uid);
542 media_svc_retvm_if(ret != MS_MEDIA_ERR_NONE, NULL, "Fail to save thumbnail");
544 return g_strdup(thumb_path);
547 void _media_svc_extract_audio_metadata(sqlite3 *handle, bool is_direct, media_svc_content_info_s *content_info, uid_t uid)
549 MMHandleType tag = 0;
551 unsigned int size = 0;
552 int mmf_error = FILEINFO_ERROR_NONE;
554 int ret = MS_MEDIA_ERR_NONE;
555 bool support_albumart = ms_user_thumb_support(uid, content_info->path);
557 /*Get Content Tag attribute ===========*/
558 if (support_albumart)
559 mmf_error = mm_file_create_tag_attrs(&tag, content_info->path);
561 mmf_error = mm_file_create_tag_attrs_no_albumart(&tag, content_info->path);
563 if (mmf_error != FILEINFO_ERROR_NONE) {
564 content_info->media_meta.title = __media_svc_get_title_from_filename(content_info->file_name);
565 content_info->album_id = 0;
569 content_info->media_meta.title = __media_svc_get_title(tag, content_info->file_name);
570 content_info->media_meta.album = __media_svc_get_tag_str_value(tag, MM_FILE_TAG_ALBUM);
571 content_info->media_meta.artist = __media_svc_get_tag_str_value(tag, MM_FILE_TAG_ARTIST);
572 content_info->media_meta.album_artist = __media_svc_get_tag_str_value(tag, MM_FILE_TAG_ALBUM_ARTIST);
573 content_info->media_meta.genre = __media_svc_get_tag_str_value(tag, MM_FILE_TAG_GENRE);
574 content_info->media_meta.track_num = __media_svc_get_tag_str_value(tag, MM_FILE_TAG_TRACK_NUM);
576 mmf_error = mm_file_get_attrs(tag, MM_FILE_TAG_DATE, &p, &size, NULL);
577 if (mmf_error == FILEINFO_ERROR_NONE && size == 4)
578 content_info->media_meta.year = g_strdup(p);
580 content_info->media_meta.year = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
582 /*Do not extract artwork for the USB Storage content*/
583 if (support_albumart)
584 content_info->thumbnail_path = __media_svc_extract_albumart(tag, content_info->path, uid);
586 ret = _media_svc_get_album_id(handle, content_info->media_meta.album, content_info->media_meta.artist, &album_id);
587 if (ret == MS_MEDIA_ERR_DB_NO_RECORD) {
588 media_svc_debug("album does not exist. So start to make album art");
589 if (strlen(content_info->media_meta.album) > 0 && strlen(content_info->media_meta.artist) > 0)
590 ret = _media_svc_append_album(handle, is_direct, content_info->media_meta.album, content_info->media_meta.artist, content_info->thumbnail_path, &album_id, uid);
592 ret = _media_svc_append_album(handle, is_direct, content_info->media_meta.album, content_info->media_meta.artist, NULL, &album_id, uid);
594 content_info->album_id = album_id;
596 if (mm_file_destroy_tag_attrs(tag) != FILEINFO_ERROR_NONE)
597 media_svc_error("destroy failed");
600 void _media_svc_extract_video_metadata(media_svc_content_info_s *content_info)
602 /* All metadata fields must be empty strings until media_video is deleted */
603 content_info->media_meta.title = __media_svc_get_title_from_filename(content_info->file_name);
604 content_info->media_meta.album = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
605 content_info->media_meta.artist = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
606 content_info->media_meta.album_artist = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
607 content_info->media_meta.genre = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
608 content_info->media_meta.track_num = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
609 content_info->media_meta.year = g_strdup(MEDIA_SVC_TAG_UNKNOWN);
610 content_info->album_id = 0;
613 static gchar * __media_svc_get_zipfile_string(zip_t *z, const char *fname)
616 zip_int64_t index_num = 0;
617 zip_file_t *file = NULL;
618 zip_stat_t sb = {0, };
621 media_svc_retvm_if(!z, NULL, "z is NULL");
622 media_svc_retvm_if(!fname, NULL, "fname is NULL");
624 index_num = zip_name_locate(z, fname, ZIP_FL_NOCASE);
625 media_svc_retvm_if(index_num == -1, NULL, "fname is not exists [%s]", fname);
627 err = zip_stat_index(z, index_num, ZIP_STAT_SIZE, &sb);
628 media_svc_retvm_if(err == -1, NULL, "zip_stat_index failed");
630 file = zip_fopen_index(z, index_num, ZIP_FL_UNCHANGED);
631 media_svc_retvm_if(!file, NULL, "zip_fopen_index failed");
633 buf = g_malloc0(sb.size + 1);
635 err = zip_fread(file, buf, sb.size);
646 static xmlNodePtr __media_svc_find_node(xmlNodePtr node, const char *key)
648 xmlNodePtr tmp = NULL;
650 media_svc_retvm_if(!node, NULL, "node is NULL");
651 media_svc_retvm_if(!key, NULL, "key is NULL");
653 for (tmp = node->children; tmp; tmp = tmp->next) {
654 if (xmlIsBlankNode(tmp))
657 if (g_str_has_suffix((gchar *)tmp->name, key))
664 static char * __media_svc_remove_escape_c(const char *value)
670 media_svc_retv_if(!value, NULL);
674 for (i = 0; i < len; i++) {
675 if (value[i] != 10 && value[i] != 32) { // 10='\n' 32=' '
683 end = end - start + 1;
685 return g_strndup(value + start, end);
688 static char * __media_svc_find_and_get_value(xmlNodePtr node, const char *key)
690 xmlNodePtr tmp = NULL;
691 char *tmp_res = NULL;
694 media_svc_retvm_if(!node, NULL, "node is NULL");
695 media_svc_retvm_if(!key, NULL, "key is NULL");
697 for (tmp = node->children; tmp; tmp = tmp->next) {
698 if (xmlIsBlankNode(tmp))
702 tmp_res = __media_svc_find_and_get_value(tmp, key);
704 res = __media_svc_remove_escape_c(tmp_res);
710 if (g_str_has_suffix((gchar *)tmp->name, key))
711 return (char *)xmlNodeGetContent(tmp);
717 static gboolean __media_svc_get_epub_root_file(zip_t *z, char **opf_file)
720 gchar *tmp_buf = NULL;
721 xmlDocPtr doc = NULL;
722 xmlNodePtr node = NULL;
724 media_svc_retvm_if(!z, FALSE, "z is NULL");
725 media_svc_retvm_if(!opf_file, FALSE, "opf_file is NULL");
727 buf = __media_svc_get_zipfile_string(z, "META-INF/container.xml");
728 media_svc_retvm_if(!buf, FALSE, "buf is NULL");
730 tmp_buf = g_strrstr(buf, ">");
732 *(tmp_buf + 1) = '\0';
734 doc = xmlParseDoc((const xmlChar *)buf);
736 media_svc_retvm_if(!doc, FALSE, "doc is NULL");
738 node = xmlDocGetRootElement(doc);
739 node = __media_svc_find_node(node, "rootfiles");
740 node = __media_svc_find_node(node, "rootfile");
742 *opf_file = (char *)xmlGetProp(node, (const xmlChar *)"full-path");
743 media_svc_sec_debug("OPF [%s]", *opf_file);
749 static gboolean __media_svc_get_xml_metadata(const xmlChar *buffer, gboolean is_pdf, media_svc_content_info_s *content_info)
751 xmlDocPtr doc = NULL;
752 xmlNodePtr root = NULL;
754 media_svc_retvm_if(!buffer, FALSE, "buffer is NULL");
755 media_svc_retvm_if(!content_info, FALSE, "content_info is NULL");
757 doc = xmlParseDoc(buffer);
758 media_svc_retv_if(!doc, FALSE);
760 root = xmlDocGetRootElement(doc);
766 content_info->media_meta.title = __media_svc_find_and_get_value(root, "title");
767 /* In the case of PDF, if there is no title, it may not be a metadata block. Search for the next xml block*/
768 if (is_pdf && !content_info->media_meta.title) {
773 content_info->media_meta.artist = __media_svc_find_and_get_value(root, "creator");
774 if (!content_info->media_meta.artist)
775 content_info->media_meta.artist = __media_svc_find_and_get_value(root, "author");
776 content_info->media_meta.genre = __media_svc_find_and_get_value(root, "subject");
783 static int __media_svc_get_epub_metadata(media_svc_content_info_s *content_info)
788 char *opf_path = NULL;
790 media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content_info is NULL");
793 z = zip_open(content_info->path, ZIP_RDONLY, &err);
794 media_svc_retvm_if(err == -1, MS_MEDIA_ERR_INTERNAL, "zip_open failed");
796 //2. find and read opf file
797 if (!__media_svc_get_epub_root_file(z, &opf_path)) {
798 media_svc_error("__media_svc_get_epub_root_file failed");
800 return MS_MEDIA_ERR_INTERNAL;
804 buf = __media_svc_get_zipfile_string(z, opf_path);
807 media_svc_retvm_if(!buf, MS_MEDIA_ERR_INTERNAL, "__media_svc_get_zipfile_string failed");
809 if (!__media_svc_get_xml_metadata((const xmlChar *)buf, FALSE, content_info))
810 media_svc_error("__media_svc_get_xml_metadata failed");
814 return MS_MEDIA_ERR_NONE;
817 static int __media_svc_get_pdf_metadata(media_svc_content_info_s *content_info)
823 int search_limit = 0;
824 char tmp[MEDIA_SVC_PDF_BUF_SIZE + 1] = {0, };
825 gchar *meta_buf = NULL;
828 media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content_info is NULL");
829 media_svc_retvm_if(content_info->size < 256, MS_MEDIA_ERR_INTERNAL, "open failed");
831 fd = open(content_info->path, O_RDONLY);
832 media_svc_retvm_if(fd < 0, MS_MEDIA_ERR_INTERNAL, "open failed");
834 search_limit = content_info->size - MEDIA_SVC_PDF_TAG_TAIL_LEN;
836 while (cur_pos <= search_limit) {
837 if (lseek(fd, cur_pos, SEEK_SET) == -1)
840 memset(&tmp, 0x00, MEDIA_SVC_PDF_BUF_SIZE + 1);
842 if (read(fd, &tmp, MEDIA_SVC_PDF_BUF_SIZE) != MEDIA_SVC_PDF_BUF_SIZE) {
843 media_svc_error("read failed");
847 //1.Find <x:xmpmeta .. </x:xmpmeta> block
848 if (start_pos == 0 && (found = strstr(tmp, "<x:xmpmeta"))) {
849 start_pos = cur_pos + (found - tmp);
850 // media_svc_error("FIND START_POS[%d]", start_pos);
855 if (start_pos != 0 && (found = strstr(tmp, "</x:xmpmeta>"))) {
856 end_pos = cur_pos + (found - tmp) + MEDIA_SVC_PDF_TAG_TAIL_LEN;
857 // media_svc_error("FIND END_POS[%d]", end_pos);
861 //2.get metadata using xml parser
862 if (start_pos && end_pos) {
863 if (lseek(fd, start_pos, SEEK_SET) == -1)
866 meta_buf = g_malloc0(end_pos - start_pos + 1);
868 if (read(fd, meta_buf, end_pos - start_pos) == end_pos - start_pos) {
869 if (__media_svc_get_xml_metadata((const xmlChar *)meta_buf, TRUE, content_info)) {
887 return MS_MEDIA_ERR_NONE;
890 int _media_svc_extract_book_metadata(media_svc_content_info_s *content_info)
892 int ret = MS_MEDIA_ERR_NONE;
894 media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content info is NULL");
896 if (g_str_has_suffix(content_info->mime_type, "epub+zip"))
897 ret = __media_svc_get_epub_metadata(content_info);
899 ret = __media_svc_get_pdf_metadata(content_info);
901 media_svc_retvm_if(ret != MS_MEDIA_ERR_NONE, ret, "failed to extract metadata");
902 if (!content_info->media_meta.title || strlen(content_info->media_meta.title) == 0) {
903 g_free(content_info->media_meta.title);
904 content_info->media_meta.title = __media_svc_get_title_from_filename(content_info->file_name);
907 return MS_MEDIA_ERR_NONE;
910 void _media_svc_destroy_content_info(media_svc_content_info_s *content_info)
912 media_svc_retm_if(!content_info, "content info is NULL");
914 /* Delete media_svc_content_info_s */
915 g_free(content_info->media_uuid);
916 g_free(content_info->path);
917 g_free(content_info->file_name);
918 g_free(content_info->mime_type);
919 g_free(content_info->thumbnail_path);
920 g_free(content_info->storage_uuid);
922 /* Delete media_svc_content_meta_s */
923 g_free(content_info->media_meta.title);
924 g_free(content_info->media_meta.album);
925 g_free(content_info->media_meta.artist);
926 g_free(content_info->media_meta.album_artist);
927 g_free(content_info->media_meta.genre);
928 g_free(content_info->media_meta.year);
929 g_free(content_info->media_meta.track_num);
930 g_free(content_info->media_meta.datetaken);
933 int _media_svc_create_thumbnail(const char *path, char *thumb_path, media_svc_media_type_e media_type, uid_t uid)
935 int ret = MS_MEDIA_ERR_NONE;
937 media_svc_retvm_if(!path, MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid path");
938 media_svc_retvm_if(!thumb_path, MS_MEDIA_ERR_INVALID_PARAMETER, "Invalid thumb_path");
939 media_svc_retvm_if(!g_file_test(path, G_FILE_TEST_IS_REGULAR), MS_MEDIA_ERR_INVALID_PARAMETER, "File doesn't exist[%s]", path);
941 if (!ms_user_thumb_support(uid, path)) {
942 media_svc_sec_error("origin path(%s) is invalid", path);
943 return MS_MEDIA_ERR_INVALID_PARAMETER;
946 media_svc_sec_debug("Path[%s] Type[%d]", path, media_type);
949 ret = __media_svc_get_thumbnail_path(thumb_path, path, NULL, uid);
950 media_svc_retvm_if(ret != MS_MEDIA_ERR_NONE, ret, "Failed to create thumbnail path[%d]", ret);
953 if (media_type == MEDIA_SVC_MEDIA_TYPE_IMAGE)
954 ret = create_image_thumbnail_to_file(path, MEDIA_SVC_THUMB_WIDTH, MEDIA_SVC_THUMB_HEIGHT, thumb_path, true);
956 ret = create_video_thumbnail_to_file(path, MEDIA_SVC_THUMB_WIDTH, MEDIA_SVC_THUMB_HEIGHT, thumb_path, true);
958 return (ret == THUMB_OK) ? MS_MEDIA_ERR_NONE : MS_MEDIA_ERR_INTERNAL;
961 int _media_svc_get_media_type(const char *path, int *mediatype)
963 int ret = MS_MEDIA_ERR_NONE;
964 char mime_type[256] = {0};
965 media_svc_media_type_e media_type = MEDIA_SVC_MEDIA_TYPE_OTHER;
967 media_svc_retvm_if(mediatype == NULL, MS_MEDIA_ERR_INVALID_PARAMETER, "mediatype is NULL");
969 ret = __media_svc_get_mime_type(path, mime_type);
970 if (ret == MS_MEDIA_ERR_NONE)
971 __media_svc_get_media_type(path, mime_type, &media_type);
973 media_svc_error("__media_svc_get_mime_type failed");
975 *mediatype = media_type;
980 bool _media_svc_is_keyword_included(const char *path, const char *keyword)
984 bool (*svc_search) (const char *, const char *);
986 media_svc_retvm_if(!path, false, "Invalid path");
987 media_svc_retvm_if(!keyword, false, "Invalid keyword");
989 handle = dlopen(PATH_PLUGIN_LIB, RTLD_LAZY);
990 media_svc_retvm_if(!handle, false, "dlopen failed");
992 if (g_str_has_suffix(path, "epub") || g_str_has_suffix(path, "EPUB"))
993 svc_search = dlsym(handle, "media_svc_epub_is_keyword_included");
995 svc_search = dlsym(handle, "media_svc_pdf_is_keyword_included");
998 media_svc_error("dlsym failed - %s", dlerror());
1003 ret = svc_search(path, keyword);
1009 static int __media_svc_create_wordbook_db(const char *path, sqlite3 **handle)
1011 int ret = SQLITE_OK;
1012 sqlite3 *db_handle = NULL;
1015 ret = sqlite3_open_v2(path, &db_handle, SQLITE_OPEN_CREATE | SQLITE_OPEN_READWRITE, NULL);
1016 media_svc_retvm_if(ret != SQLITE_OK, ret, "sqlite3_open_v2 failed : %d", ret);
1018 ret = sqlite3_exec(db_handle, "PRAGMA journal_mode = OFF;", NULL, NULL, &err);
1019 if (ret != SQLITE_OK)
1022 ret = sqlite3_exec(db_handle, "CREATE TABLE IF NOT EXISTS files(id integer primary key autoincrement, path text unique, validity integer default 1);", NULL, NULL, &err);
1023 if (ret != SQLITE_OK)
1026 ret = sqlite3_exec(db_handle, "CREATE TABLE IF NOT EXISTS words(file_id integer, word text, frequency integer default 1, unique(file_id, word));", NULL, NULL, &err);
1027 if (ret != SQLITE_OK)
1030 ret = sqlite3_exec(db_handle, "CREATE TRIGGER IF NOT EXISTS TR_files_words DELETE ON files BEGIN DELETE FROM words WHERE file_id = old.id;END;", NULL, NULL, &err);
1031 if (ret != SQLITE_OK)
1034 *handle = db_handle;
1039 media_svc_error("sqlite3_exec failed : %s", err);
1040 SQLITE3_SAFE_FREE(err);
1041 sqlite3_close_v2(db_handle);
1046 static bool __media_svc_get_wordbook_handle(uid_t uid, sqlite3 **handle)
1048 int ret = SQLITE_OK;
1049 char *db_path = NULL;
1051 ms_user_get_wordbook_db_path(uid, &db_path);
1055 ret = sqlite3_open_v2(db_path, handle, SQLITE_OPEN_READWRITE, NULL);
1056 if (ret != SQLITE_OK) {
1057 ret = __media_svc_create_wordbook_db(db_path, handle);
1059 media_svc_retvm_if(ret != SQLITE_OK, false, "__media_svc_create_wordbook_db failed : %d", ret);
1061 ret = sqlite3_exec(*handle, "PRAGMA journal_mode = OFF;", NULL, NULL, NULL);
1062 if (ret != SQLITE_OK)
1063 media_svc_error("Failed to change journal mode [%d]", ret);
1069 static bool __media_svc_is_exist_in_wordbook(sqlite3 *db_handle, const char *path)
1071 int ret = SQLITE_OK;
1075 query = sqlite3_mprintf("UPDATE files SET validity=1 WHERE path = %Q", path);
1077 ret = sqlite3_exec(db_handle, query, NULL, NULL, &err);
1078 SQLITE3_SAFE_FREE(query);
1079 if (ret != SQLITE_OK) {
1080 media_svc_error("Query failed. [%s]", err);
1081 SQLITE3_SAFE_FREE(err);
1085 return sqlite3_changes(db_handle) > 0 ? true : false;
1088 static void __media_svc_insert_to_wordbook(sqlite3 *db_handle, const char *path)
1090 void *handle = NULL;
1091 void (*svc_update) (sqlite3 *, const char *);
1094 query = sqlite3_mprintf("INSERT INTO files(path) VALUES(%Q);", path);
1095 sqlite3_exec(db_handle, query, NULL, NULL, NULL);
1096 sqlite3_free(query);
1098 handle = dlopen(PATH_PLUGIN_LIB, RTLD_LAZY);
1100 media_svc_error("dlopen failed");
1104 if (g_str_has_suffix(path, "epub") || g_str_has_suffix(path, "EPUB"))
1105 svc_update = dlsym(handle, "media_svc_epub_insert_to_db");
1107 svc_update = dlsym(handle, "media_svc_pdf_insert_to_db");
1110 media_svc_error("dlsym failed - %s", dlerror());
1115 svc_update(db_handle, path);
1119 void _media_svc_update_wordbook(const char *path, uid_t uid)
1121 sqlite3 *db_handle = NULL;
1124 media_svc_error("Invalid path");
1129 if (!__media_svc_get_wordbook_handle(uid, &db_handle))
1132 if (__media_svc_is_exist_in_wordbook(db_handle, path)) {
1133 sqlite3_close_v2(db_handle);
1137 // if no item, insert to db..
1138 __media_svc_insert_to_wordbook(db_handle, path);
1139 sqlite3_close_v2(db_handle);
1142 void _media_svc_clean_wordbook(uid_t uid)
1144 sqlite3 *db_handle = NULL;
1146 if (!__media_svc_get_wordbook_handle(uid, &db_handle))
1149 sqlite3_exec(db_handle, "DELETE FROM files where validity = 0;", NULL, NULL, NULL);
1150 sqlite3_exec(db_handle, "UPDATE files SET validity = 0;", NULL, NULL, NULL);
1151 sqlite3_close_v2(db_handle);
1154 bool _media_svc_get_matched_list(const char *keyword, uid_t uid, GList **list)
1156 int ret = SQLITE_OK;
1157 sqlite3 *handle = NULL;
1158 sqlite3_stmt *stmt = NULL;
1161 media_svc_retvm_if(!list, false, "list is NULL");
1162 media_svc_retvm_if(!keyword, false, "keyword is NULL");
1163 media_svc_retvm_if(!__media_svc_get_wordbook_handle(uid, &handle), false, "Failed to get handle");
1165 query = sqlite3_mprintf("SELECT files.path FROM files JOIN (SELECT file_id, sum(frequency) AS freq_sum FROM words WHERE word LIKE '%q%%' GROUP BY file_id ORDER BY freq_sum DESC) w ON files.id = w.file_id;", keyword);
1166 ret = sqlite3_prepare_v2(handle, query, -1, &stmt, NULL);
1167 SQLITE3_SAFE_FREE(query);
1169 if (ret != SQLITE_OK) {
1170 media_svc_error("Query failed[%d]", ret);
1171 sqlite3_close_v2(handle);
1175 while (sqlite3_step(stmt) == SQLITE_ROW)
1176 *list = g_list_append(*list, g_strdup((char *)sqlite3_column_text(stmt, 0)));
1178 sqlite3_finalize(stmt);
1179 sqlite3_close_v2(handle);