#include "media-svc-hash.h"
#include "media-svc-album.h"
#include "media-svc-localize_ch.h"
+/*For ebook*/
+#include <zip.h>
+#include <libxml/xmlmemory.h>
+#include <libxml/parser.h>
+#include <libxml/HTMLparser.h>
#define MEDIA_SVC_FILE_EXT_LEN_MAX 6 /**< Maximum file ext lenth*/
#define MEDIA_SVC_CATEGORY_PVR 0x00000020 /**< PVR category */
#define MEDIA_SVC_CATEGORY_UHD 0x00000040 /**< UHD category */
#define MEDIA_SVC_CATEGORY_SCSA 0x00000080 /**< SCSA category */
+#define MEDIA_SVC_CATEGORY_BOOK 0x00000100 /**< ebook category */
#define CONTENT_TYPE_NUM 5
#define MUSIC_MIME_NUM 29
#define MEDIA_SVC_DEFAULT_GPS_VALUE -200 /**< Default GPS Value*/
+#define MEDIA_SVC_PDF_TAG_TAIL_LEN 12
+#define MEDIA_SVC_PDF_BUF_SIZE 256
+
typedef struct {
char content_type[15];
int category_by_mime;
}
}
}
+
+ if (g_str_has_suffix(mimetype, "epub+zip") || g_str_has_suffix(mimetype, "pdf")) {
+ *category ^= MEDIA_SVC_CATEGORY_ETC;
+ *category |= MEDIA_SVC_CATEGORY_BOOK;
+ }
}
/*check music file in sound files. */
case MEDIA_SVC_CATEGORY_VIDEO:
*media_type = MEDIA_SVC_MEDIA_TYPE_VIDEO;
break;
+ case MEDIA_SVC_CATEGORY_BOOK:
+ *media_type = MEDIA_SVC_MEDIA_TYPE_BOOK;
+ break;
default:
*media_type = MEDIA_SVC_MEDIA_TYPE_OTHER;
}
return MS_MEDIA_ERR_NONE;
}
+static gchar * __media_svc_get_zipfile_data(zip_t *z, const char *fname)
+{
+ int err = 0;
+ zip_int64_t index_num = 0;
+ zip_file_t *file = NULL;
+ zip_stat_t sb = {0, };
+ gchar *buf = NULL;
+
+ media_svc_retvm_if(!z, NULL, "z is NULL");
+ media_svc_retvm_if(!fname, NULL, "fname is NULL");
+
+ index_num = zip_name_locate(z, fname, ZIP_FL_NOCASE);
+ media_svc_retvm_if(index_num == -1, NULL, "fname is not exists [%s]", fname);
+
+ err = zip_stat_index(z, index_num, ZIP_STAT_SIZE, &sb);
+ media_svc_retvm_if(err == -1, NULL, "zip_stat_index failed");
+
+ file = zip_fopen_index(z, index_num, ZIP_FL_UNCHANGED);
+ media_svc_retvm_if(!file, NULL, "zip_fopen_index failed");
+
+ buf = g_malloc0(sb.size);
+
+ err = zip_fread(file, buf, sb.size);
+ zip_fclose(file);
+
+ if (err == -1) {
+ g_free(buf);
+ buf = NULL;
+ }
+
+ return buf;
+}
+
+static xmlNodePtr __media_svc_find_node(xmlNodePtr node, const char *key)
+{
+ xmlNodePtr tmp = NULL;
+
+ media_svc_retvm_if(!node, NULL, "node is NULL");
+ media_svc_retvm_if(!key, NULL, "key is NULL");
+
+ for (tmp = node->children; tmp; tmp = tmp->next) {
+ if (xmlIsBlankNode(tmp))
+ continue;
+
+ if (g_str_has_suffix((gchar *)tmp->name, key))
+ return tmp;
+ }
+
+ return NULL;
+}
+
+static char * __media_svc_remove_escape_c(const char *value)
+{
+ int start = -1;
+ int end = 0;
+ int len, i;
+
+ media_svc_retv_if(!value, NULL);
+
+ len = strlen(value);
+
+ for (i = 0; i < len; i++) {
+ if (value[i] != 10 && value[i] != 32) { // 10='\n' 32=' '
+ if (start == -1)
+ start = i;
+
+ end = i;
+ }
+ }
+
+ end = end - start + 1;
+
+ return g_strndup(value + start, end);
+}
+
+static char * __media_svc_find_and_get_value(xmlNodePtr node, const char *key)
+{
+ xmlNodePtr tmp = NULL;
+ char *tmp_res = NULL;
+ char *res = NULL;
+
+ media_svc_retvm_if(!node, NULL, "node is NULL");
+ media_svc_retvm_if(!key, NULL, "key is NULL");
+
+ for (tmp = node->children; tmp; tmp = tmp->next) {
+ if (xmlIsBlankNode(tmp))
+ continue;
+
+ if (tmp->children) {
+ tmp_res = __media_svc_find_and_get_value(tmp, key);
+ if (tmp_res) {
+ res = __media_svc_remove_escape_c(tmp_res);
+ xmlFree(tmp_res);
+ return res;
+ }
+ }
+
+ if (g_str_has_suffix((gchar *)tmp->name, key))
+ return (char *)xmlNodeGetContent(tmp);
+ }
+
+ return NULL;
+}
+
+static gboolean __media_svc_get_epub_root_file(zip_t *z, char **opf_file)
+{
+ gchar *buf = NULL;
+ xmlDocPtr doc = NULL;
+ xmlNodePtr node = NULL;
+
+ media_svc_retvm_if(!z, FALSE, "z is NULL");
+ media_svc_retvm_if(!opf_file, FALSE, "opf_file is NULL");
+
+ buf = __media_svc_get_zipfile_data(z, "META-INF/container.xml");
+ media_svc_retvm_if(!buf, FALSE, "buf is NULL");
+
+ doc = xmlParseDoc((const xmlChar *)buf);
+ g_free(buf);
+ media_svc_retvm_if(!doc, FALSE, "doc is NULL");
+
+ node = xmlDocGetRootElement(doc);
+ node = __media_svc_find_node(node, "rootfiles");
+ node = __media_svc_find_node(node, "rootfile");
+
+ *opf_file = (char *)xmlGetProp(node, (const xmlChar *)"full-path");
+ media_svc_sec_debug("OPF [%s]", *opf_file);
+ xmlFreeDoc(doc);
+
+ return TRUE;
+}
+
+static gboolean __media_svc_get_xml_metadata(const xmlChar *buffer, gboolean is_pdf, media_svc_content_info_s *content_info)
+{
+ xmlDocPtr doc = NULL;
+ xmlNodePtr root = NULL;
+
+ media_svc_retvm_if(!buffer, FALSE, "buffer is NULL");
+ media_svc_retvm_if(!content_info, FALSE, "content_info is NULL");
+
+ doc = xmlParseDoc(buffer);
+ media_svc_retv_if(!doc, FALSE);
+
+ root = xmlDocGetRootElement(doc);
+ if (!root) {
+ xmlFreeDoc(doc);
+ return FALSE;
+ }
+
+ content_info->media_meta.title = __media_svc_find_and_get_value(root, "title");
+ if (is_pdf && !content_info->media_meta.title) {
+ xmlFreeDoc(doc);
+ return FALSE;
+ }
+
+ content_info->media_meta.composer = __media_svc_find_and_get_value(root, "creator");
+ if (!content_info->media_meta.composer)
+ content_info->media_meta.composer = __media_svc_find_and_get_value(root, "author");
+
+ content_info->media_meta.copyright = __media_svc_find_and_get_value(root, "publisher");
+ content_info->media_meta.recorded_date = __media_svc_find_and_get_value(root, "date");
+ content_info->media_meta.genre = __media_svc_find_and_get_value(root, "subject");
+ content_info->media_meta.description = __media_svc_find_and_get_value(root, "description");
+
+ xmlFreeDoc(doc);
+
+ return TRUE;
+}
+
+static int __media_svc_get_epub_metadata(media_svc_content_info_s *content_info)
+{
+ int err = 0;
+ zip_t *z = NULL;
+ gchar *buf = NULL;
+ char *opf_path = NULL;
+
+ media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content_info is NULL");
+
+ //1. open epub
+ z = zip_open(content_info->path, ZIP_RDONLY, &err);
+ media_svc_retvm_if(err == -1, MS_MEDIA_ERR_INTERNAL, "zip_open failed");
+
+ //2. find and read opf file
+ if (!__media_svc_get_epub_root_file(z, &opf_path)) {
+ media_svc_error("__media_svc_get_epub_root_file failed");
+ zip_close(z);
+ return MS_MEDIA_ERR_INTERNAL;
+ }
+
+ //3. get metadata
+ buf = __media_svc_get_zipfile_data(z, opf_path);
+ xmlFree(opf_path);
+ zip_close(z);
+ media_svc_retvm_if(!buf, MS_MEDIA_ERR_INTERNAL, "__media_svc_get_zipfile_data failed");
+
+ if (!__media_svc_get_xml_metadata((const xmlChar *)buf, FALSE, content_info))
+ media_svc_error("__media_svc_get_xml_metadata failed");
+
+ g_free(buf);
+
+ return MS_MEDIA_ERR_NONE;
+}
+
+static int __media_svc_get_pdf_metadata(media_svc_content_info_s *content_info)
+{
+ int fd = 0;
+ int start_pos = 0;
+ int end_pos = 0;
+ int cur_pos = 0;
+ int search_limit = 0;
+ char tmp[MEDIA_SVC_PDF_BUF_SIZE + 1] = {0, };
+ gchar *meta_buf = NULL;
+ char *found = NULL;
+
+ media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content_info is NULL");
+ media_svc_retvm_if(content_info->size < 256, MS_MEDIA_ERR_INTERNAL, "open failed");
+
+ fd = open(content_info->path, O_RDONLY);
+ media_svc_retvm_if(fd < 0, MS_MEDIA_ERR_INTERNAL, "open failed");
+
+ search_limit = content_info->size - MEDIA_SVC_PDF_TAG_TAIL_LEN;
+
+ while (cur_pos <= search_limit) {
+ lseek(fd, cur_pos, SEEK_SET);
+
+ if (read(fd, &tmp, MEDIA_SVC_PDF_BUF_SIZE) != MEDIA_SVC_PDF_BUF_SIZE) {
+ media_svc_error("read failed");
+ break;
+ }
+
+ //1.Find <x:xmpmeta .. </x:xmpmeta> block
+ if (start_pos == 0 && (found = strstr(tmp, "<x:xmpmeta"))) {
+ start_pos = cur_pos + (found - tmp);
+// media_svc_error("FIND START_POS[%d]", start_pos);
+ found = NULL;
+ }
+
+
+ if (start_pos != 0 && (found = strstr(tmp, "</x:xmpmeta>"))) {
+ end_pos = cur_pos + (found - tmp) + MEDIA_SVC_PDF_TAG_TAIL_LEN;
+// media_svc_error("FIND END_POS[%d]", end_pos);
+ found = NULL;
+ }
+
+ //2.get metadata using xml parser
+ if (start_pos && end_pos) {
+ meta_buf = g_malloc0(end_pos - start_pos + 1);
+
+ lseek(fd, start_pos, SEEK_SET);
+ if (read(fd, meta_buf, end_pos - start_pos) != end_pos - start_pos)
+ goto NEXT;
+
+ if (__media_svc_get_xml_metadata((const xmlChar *)meta_buf, TRUE, content_info)) {
+ g_free(meta_buf);
+ break;
+ }
+
+ g_free(meta_buf);
+ meta_buf = NULL;
+NEXT:
+ start_pos = 0;
+ end_pos = 0;
+ }
+
+ cur_pos += 240;
+
+ }
+
+ close(fd);
+
+ return MS_MEDIA_ERR_NONE;
+}
+
+int _media_svc_extract_book_metadata(media_svc_content_info_s *content_info)
+{
+ media_svc_retvm_if(!content_info, MS_MEDIA_ERR_INVALID_PARAMETER, "content info is NULL");
+
+ if (g_str_has_suffix(content_info->mime_type, "epub+zip"))
+ return __media_svc_get_epub_metadata(content_info);
+ else
+ return __media_svc_get_pdf_metadata(content_info);
+}
+
void _media_svc_destroy_content_info(media_svc_content_info_s *content_info)
{
- media_svc_retm_if(content_info == NULL, "content info is NULL");
+ media_svc_retm_if(!content_info, "content info is NULL");
/* Delete media_svc_content_info_s */
g_free(content_info->media_uuid);
projects / platform / core / multimedia / libmedia-service.git / commitdiff