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-rw-r--r--src/db/plugins/ProxyDatabasePlugin.cxx22
1 files changed, 21 insertions, 1 deletions
diff --git a/src/db/plugins/ProxyDatabasePlugin.cxx b/src/db/plugins/ProxyDatabasePlugin.cxx
index 1ef281e23..918e6be49 100644
--- a/src/db/plugins/ProxyDatabasePlugin.cxx
+++ b/src/db/plugins/ProxyDatabasePlugin.cxx
@@ -695,6 +695,23 @@ SearchSongs(struct mpd_connection *connection,
return result && CheckError(connection, error);
}
+/**
+ * Check whether we can use the "base" constraint. Requires
+ * libmpdclient 2.9 and MPD 0.18.
+ */
+gcc_pure
+static bool
+ServerSupportsSearchBase(const struct mpd_connection *connection)
+{
+#if LIBMPDCLIENT_CHECK_VERSION(2,9,0)
+ return mpd_connection_cmp_server_version(connection, 0, 18, 0) >= 0;
+#else
+ (void)connection;
+
+ return false;
+#endif
+}
+
bool
ProxyDatabase::Visit(const DatabaseSelection &selection,
VisitDirectory visit_directory,
@@ -706,7 +723,10 @@ ProxyDatabase::Visit(const DatabaseSelection &selection,
if (!const_cast<ProxyDatabase *>(this)->EnsureConnected(error))
return nullptr;
- if (!visit_directory && !visit_playlist && selection.recursive)
+ if (!visit_directory && !visit_playlist && selection.recursive &&
+ (ServerSupportsSearchBase(connection)
+ ? !selection.IsEmpty()
+ : selection.HasOtherThanBase()))
/* this optimized code path can only be used under
certain conditions */
return ::SearchSongs(connection, selection, visit_song, error);