graphs: Add interval "month"

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/collecty/plugins/base.py b/src/collecty/plugins/base.py
index 004b2a16779476631e5108a15214ec8350c3d23e..76eaad6a6e674c2f4bae256747746010d0769904 100644 (file)
--- a/src/collecty/plugins/base.py
+++ b/src/collecty/plugins/base.py
@@ -374,6 +374,7 @@ class GraphTemplate(object):
                None   : "-3h",
                "hour" : "-1h",
                "day"  : "-25h",
+               "month": "-30d",
                "week" : "-360h",
                "year" : "-365d",
        }