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(Menu database) Refactor code in menu_database.c and add 'query'

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function
This commit is contained in:
Twinaphex 2015-01-24 08:17:04 +01:00
parent dabdd8d1ec
commit 6c8b19f4fa
3 changed files with 66 additions and 26 deletions
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2
libretrodb/libretrodb_tool.c
View File

@ -100,7 +100,7 @@ int main(int argc, char ** argv)
}
else
{
printf("Unkonwn command %s\n", argv[2]);
printf("Unknown command %s\n", argv[2]);
return 1;
}
libretrodb_close(&db);

87
menu/menu_database.c
View File

@ -18,38 +18,75 @@
#include "menu_list.h"
#include <string.h>
#ifdef HAVE_LIBRETRODB
static int menu_database_fetch_from_query(libretrodb_t *db,
libretrodb_cursor_t *cur, libretrodb_query_t *query,
file_list_t *list)
{
int i;
struct rmsgpack_dom_value item;
if ((libretrodb_cursor_open(db, cur, query)) != 0)
return -1;
while (libretrodb_cursor_read_item(cur, &item) == 0)
{
if (item.type != RDT_MAP)
continue;
for (i = 0; i < item.map.len; i++)
{
struct rmsgpack_dom_value *key = &item.map.items[i].key;
struct rmsgpack_dom_value *val = &item.map.items[i].value;
if (!strcmp(key->string.buff, "description"))
{
menu_list_push(list, val->string.buff, "",
MENU_FILE_RDB_ENTRY, 0);
break;
}
}
}
return 0;
}
#endif
int menu_database_populate_query(file_list_t *list, const char *path,
const char *query)
{
libretrodb_t db;
libretrodb_cursor_t cur;
libretrodb_query_t *q;
const char *error = NULL;
if ((libretrodb_open(path, &db)) != 0)
return -1;
q = libretrodb_query_compile(&db, query, strlen(query), &error);
if (error)
return -1;
if ((menu_database_fetch_from_query(&db, &cur, q, list)) != 0)
return -1;
libretrodb_cursor_close(&cur);
libretrodb_close(&db);
return 0;
}
int menu_database_populate_list(file_list_t *list, const char *path)
{
#ifdef HAVE_LIBRETRODB
int rv = 1, i;
libretrodb_t db;
libretrodb_cursor_t cur;
struct rmsgpack_dom_value item;
if ((rv = libretrodb_open(path, &db)) != 0)
if ((libretrodb_open(path, &db)) != 0)
return -1;
if ((rv = libretrodb_cursor_open(&db, &cur, NULL)) != 0)
return -1;
while (libretrodb_cursor_read_item(&cur, &item) == 0)
{
if (item.type != RDT_MAP)
continue;
for (i = 0; i < item.map.len; i++)
{
struct rmsgpack_dom_value *key = &item.map.items[i].key;
struct rmsgpack_dom_value *val = &item.map.items[i].value;
if (!strcmp(key->string.buff, "description"))
{
menu_list_push(list, val->string.buff, "",
MENU_FILE_RDB_ENTRY, 0);
break;
}
}
}
if ((menu_database_fetch_from_query(&db, &cur, NULL, list)) != 0)
return -1;
libretrodb_cursor_close(&cur);
libretrodb_close(&db);

3
menu/menu_database.h
View File

@ -27,6 +27,9 @@ extern "C" {
#endif
int menu_database_populate_list(file_list_t *list, const char *path);
int menu_database_populate_query(file_list_t *list, const char *path,
const char *query);
#ifdef __cplusplus
}