find mapstore version from staticdirs in debug mode (#238)

geonode_mapstore_client/templatetags/client_version.py

@@ -3,18 +3,23 @@
 
 from django import template
 from django.conf import settings
+from django.contrib.staticfiles.finders import find
 
 logger = logging.getLogger(__name__)
 register = template.Library()
 
 
 @register.simple_tag
 def client_version():
-    try:
+    version_path = 'mapstore/version.txt'
+    if settings.DEBUG:
+        file_path = find(version_path)
+    else:
         file_path = os.path.join(
             settings.STATIC_ROOT,
-            'mapstore/version.txt'
+            version_path
         )
+    try:
         with open(file_path, 'r') as f:
             version = f.read()
         return version