Do not show "updating" alert if data is cached and not filtered out

If we have cached data, and the filters being applied have not
filtered all cached data out, do not show the "updating" alert
when refreshing the cache in the background.

CHANGELOG.md

@@ -4,6 +4,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+* Do not show "updating" alert if data is cached and not filtered out
 
 ## [v1.2.1] (2017-10-23)
 * Default to the gitlab.com public API

src/gitlab.py

@@ -77,17 +77,17 @@ def main(wf):
         cmd = ['/usr/bin/python', wf.workflowfile('update.py')]
         run_in_background('update', cmd)
 
+    # If script was passed a query, use it to filter projects
+    if query and projects:
+        projects = wf.filter(query, projects, key=search_for_project, min_score=20)
+
     # Notify the user if the cache is being updated
-    if is_running('update'):
+    if is_running('update') and not projects:
         wf.rerun = 1
         wf.add_item('Updating project list via GitLab...',
                     valid=False,
                     icon=ICON_INFO)
 
-    # If script was passed a query, use it to filter projects
-    if query and projects:
-        projects = wf.filter(query, projects, key=search_for_project, min_score=20)
-
     if not projects:  # we have no data to show, so show a warning and stop
         wf.add_item('No projects found', icon=ICON_WARNING)
         wf.send_feedback()