1 files changed, 31 insertions, 0 deletions
diff --git a/webapp/django/template/loaders/filesystem.py b/webapp/django/template/loaders/filesystem.py
new file mode 100644
index 0000000000..9997eb9a54
--- /dev/null
+++ b/webapp/django/template/loaders/filesystem.py
@@ -0,0 +1,31 @@
+"""
+Wrapper for loading templates from the filesystem.
+"""
+
+from django.conf import settings
+from django.template import TemplateDoesNotExist
+from django.utils._os import safe_join
+
+def get_template_sources(template_name, template_dirs=None):
+    if not template_dirs:
+        template_dirs = settings.TEMPLATE_DIRS
+    for template_dir in template_dirs:
+        try:
+            yield safe_join(template_dir, template_name)
+        except ValueError:
+            # The joined path was located outside of template_dir.
+            pass
+
+def load_template_source(template_name, template_dirs=None):
+    tried = []
+    for filepath in get_template_sources(template_name, template_dirs):
+        try:
+            return (open(filepath).read().decode(settings.FILE_CHARSET), filepath)
+        except IOError:
+            tried.append(filepath)
+    if tried:
+        error_msg = "Tried %s" % tried
+    else:
+        error_msg = "Your TEMPLATE_DIRS setting is empty. Change it to point to at least one template directory."
+    raise TemplateDoesNotExist, error_msg
+load_template_source.is_usable = True