diff options
Diffstat (limited to '')
| -rw-r--r-- | src/db/simple_db_plugin.c | 17 | ||||
| -rw-r--r-- | src/db_plugin.h | 21 |
2 files changed, 38 insertions, 0 deletions
diff --git a/src/db/simple_db_plugin.c b/src/db/simple_db_plugin.c index 0154cb223..8218635fc 100644 --- a/src/db/simple_db_plugin.c +++ b/src/db/simple_db_plugin.c @@ -20,6 +20,7 @@ #include "config.h" #include "simple_db_plugin.h" #include "db_internal.h" +#include "db_error.h" #include "db_save.h" #include "conf.h" #include "glib_compat.h" @@ -214,12 +215,28 @@ simple_db_close(struct db *_db) directory_free(db->root); } +static struct song * +simple_db_get_song(struct db *_db, const char *uri, GError **error_r) +{ + struct simple_db *db = (struct simple_db *)_db; + + assert(db->root != NULL); + + struct song *song = directory_lookup_song(db->root, uri); + if (song == NULL) + g_set_error(error_r, db_quark(), DB_NOT_FOUND, + "No such song: %s", uri); + + return song; +} + const struct db_plugin simple_db_plugin = { .name = "simple", .init = simple_db_init, .finish = simple_db_finish, .open = simple_db_open, .close = simple_db_close, + .get_song = simple_db_get_song, }; struct directory * diff --git a/src/db_plugin.h b/src/db_plugin.h index a5c57bbad..5fec2529e 100644 --- a/src/db_plugin.h +++ b/src/db_plugin.h @@ -58,6 +58,15 @@ struct db_plugin { * Close the database, free allocated memory. */ void (*close)(struct db *db); + + /** + * Look up a song (including tag data) in the database. + * + * @param the URI of the song within the music directory + * (UTF-8) + */ + struct song *(*get_song)(struct db *db, const char *uri, + GError **error_r); }; G_GNUC_MALLOC @@ -68,6 +77,7 @@ db_plugin_new(const struct db_plugin *plugin, const struct config_param *param, assert(plugin != NULL); assert(plugin->init != NULL); assert(plugin->finish != NULL); + assert(plugin->get_song != NULL); assert(error_r == NULL || *error_r == NULL); struct db *db = plugin->init(param, error_r); @@ -108,4 +118,15 @@ db_plugin_close(struct db *db) db->plugin->close(db); } +static inline struct song * +db_plugin_get_song(struct db *db, const char *uri, GError **error_r) +{ + assert(db != NULL); + assert(db->plugin != NULL); + assert(db->plugin->get_song != NULL); + assert(uri != NULL); + + return db->plugin->get_song(db, uri, error_r); +} + #endif |