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-rw-r--r--src/sticker.c69
-rw-r--r--src/sticker.h16
2 files changed, 85 insertions, 0 deletions
diff --git a/src/sticker.c b/src/sticker.c
index 255bfe177..e2d774f3d 100644
--- a/src/sticker.c
+++ b/src/sticker.c
@@ -37,6 +37,7 @@ enum sticker_sql {
STICKER_SQL_UPDATE,
STICKER_SQL_INSERT,
STICKER_SQL_DELETE,
+ STICKER_SQL_FIND,
};
static const char *const sticker_sql[] = {
@@ -50,6 +51,8 @@ static const char *const sticker_sql[] = {
"INSERT INTO sticker(type,uri,name,value) VALUES(?, ?, ?, ?)",
[STICKER_SQL_DELETE] =
"DELETE FROM sticker WHERE type=? AND uri=?",
+ [STICKER_SQL_FIND] =
+ "SELECT uri,value FROM sticker WHERE type=? AND uri LIKE (? || '%') AND name=?",
};
static const char sticker_sql_create[] =
@@ -508,3 +511,69 @@ sticker_load(const char *type, const char *uri)
return sticker;
}
+
+bool
+sticker_find(const char *type, const char *base_uri, const char *name,
+ void (*func)(const char *uri, const char *value,
+ gpointer user_data),
+ gpointer user_data)
+{
+ sqlite3_stmt *const stmt = sticker_stmt[STICKER_SQL_FIND];
+ int ret;
+
+ assert(type != NULL);
+ assert(name != NULL);
+ assert(func != NULL);
+ assert(sticker_enabled());
+
+ sqlite3_reset(stmt);
+
+ ret = sqlite3_bind_text(stmt, 1, type, -1, NULL);
+ if (ret != SQLITE_OK) {
+ g_warning("sqlite3_bind_text() failed: %s",
+ sqlite3_errmsg(sticker_db));
+ return false;
+ }
+
+ if (base_uri == NULL)
+ base_uri = "";
+
+ ret = sqlite3_bind_text(stmt, 2, base_uri, -1, NULL);
+ if (ret != SQLITE_OK) {
+ g_warning("sqlite3_bind_text() failed: %s",
+ sqlite3_errmsg(sticker_db));
+ return false;
+ }
+
+ ret = sqlite3_bind_text(stmt, 3, name, -1, NULL);
+ if (ret != SQLITE_OK) {
+ g_warning("sqlite3_bind_text() failed: %s",
+ sqlite3_errmsg(sticker_db));
+ return false;
+ }
+
+ do {
+ ret = sqlite3_step(stmt);
+ switch (ret) {
+ case SQLITE_ROW:
+ func((const char*)sqlite3_column_text(stmt, 0),
+ (const char*)sqlite3_column_text(stmt, 1),
+ user_data);
+ break;
+ case SQLITE_DONE:
+ break;
+ case SQLITE_BUSY:
+ /* no op */
+ break;
+ default:
+ g_warning("sqlite3_step() failed: %s",
+ sqlite3_errmsg(sticker_db));
+ return false;
+ }
+ } while (ret != SQLITE_DONE);
+
+ sqlite3_reset(stmt);
+ sqlite3_clear_bindings(stmt);
+
+ return true;
+}
diff --git a/src/sticker.h b/src/sticker.h
index 77363d61e..5daba3def 100644
--- a/src/sticker.h
+++ b/src/sticker.h
@@ -129,4 +129,20 @@ sticker_foreach(const struct sticker *sticker,
struct sticker *
sticker_load(const char *type, const char *uri);
+/**
+ * Finds stickers with the specified name below the specified URI.
+ *
+ * @param type the resource type, e.g. "song"
+ * @param base_uri the URI prefix of the resources, or NULL if all
+ * resources should be searched
+ * @param name the name of the sticker
+ * @return true on success (even if no sticker was found), false on
+ * failure
+ */
+bool
+sticker_find(const char *type, const char *base_uri, const char *name,
+ void (*func)(const char *uri, const char *value,
+ gpointer user_data),
+ gpointer user_data);
+
#endif