reorder sys.path to place newly added site-packages directory at the head of the list

svn path=/branches/tk161/; revision=4324

1 files changed, 13 insertions, 0 deletions

diff --git a/rpkid/portal-gui/rpki.wsgi.in b/rpkid/portal-gui/rpki.wsgi.in
index 5dd5a7e3..eb49fe05 100644
--- a/rpkid/portal-gui/rpki.wsgi.in
+++ b/rpkid/portal-gui/rpki.wsgi.in
@@ -21,6 +21,9 @@ VIRTUAL_ENV = '@VIRTUAL_ENV@'
 
 import os
 import os.path
+import sys
+
+old_sys_path = list(sys.path)
 
 # When used with virtualenv, specify the location of the python modules to use
 if VIRTUAL_ENV:
@@ -35,6 +38,16 @@ import sys
 os.environ['DJANGO_SETTINGS_MODULE'] = 'settings'
 sys.path.insert(1, '@PYTHONPATH@')
 
+# reorder sys.path to place newly added directories at the head of the path.
+# this is necessary so that the packages in the virtualenv site-packages are
+# used rather than the system site-packages.
+new_sys_path = []
+for elt in list(sys.path):
+    if elt not in old_sys_path:
+        new_sys_path.append(elt)
+        sys.path.remove(elt)
+sys.path[:0] = new_sys_path
+
 import django.core.handlers.wsgi
 application = django.core.handlers.wsgi.WSGIHandler()