FEDX-118 Adding header to test page

openedx/core/djangoapps/debug/views.py

@@ -0,0 +1,31 @@
+"""
+Views that are only activated when the project is running in development mode.
+These views will NOT be shown on production: trying to access them will result
+in a 404 error.
+"""
+from edxmako.shortcuts import render_to_response
+from mako.exceptions import TopLevelLookupException
+from django.http import HttpResponseNotFound
+
+
+def show_reference_template(request, template):
+    """
+    Shows the specified template as an HTML page. This is used only in
+    debug mode to allow the UX team to produce and work with static
+    reference templates.
+
+    e.g. http://localhost:8000/template/ux/reference/index.html
+    shows the template from ux/reference/index.html
+
+    Note: dynamic parameters can also be passed to the page.
+    e.g. /template/ux/reference/index.html?name=Foo
+    """
+    try:
+        context = {
+            "disable_courseware_js": True,
+            "uses_pattern_library": True
+        }
+        context.update(request.GET.dict())
+        return render_to_response(template, context)
+    except TopLevelLookupException:
+        return HttpResponseNotFound("Couldn't find template {template}".format(template=template))