Basic implementation of rendering templates from xmodule resources

common/lib/xmodule/setup.py

@@ -12,6 +12,7 @@ setup(
         'capa',
         # TODO: This isn't actually forcing an install, for some reason
         'fs (>= 0.4.0)',
+        'mako',
     ],
 
     # See http://guide.python-distribute.org/creation.html#entry-points

common/lib/xmodule/xmodule/module_resources.py

+import pkg_resources
+
+from mako.template import Template
+
+def render_template(template_name, context):
+    return Template(
+        pkg_resources.resource_string(__name__, 'html_templates/%s' % template_name),
+        module_directory='/tmp/xmodule_mako',
+    ).render(**context)
\ No newline at end of file

common/lib/xmodule/xmodule/vertical_module.py

-from .xmodule import XModule
+from .xmodule import XModule, register_view
 from .seq_module import SequenceDescriptor
 from .progress import Progress
+from .module_resources import render_template
 
 # HACK: This shouldn't be hard-coded to two types
 # OBSOLETE: This obsoletes 'type'
@@ -10,12 +11,10 @@ class_priority = ['video', 'problem']
 class VerticalModule(XModule):
     ''' Layout module for laying out submodules vertically.'''
 
+    @register_view('student_view')
     def get_html(self):
-        if self.contents is None:
-            self.contents = [child.get_html() for child in self.get_display_items()]
-
-        return self.system.render_template('vert_module.html', {
-            'items': self.contents
+        return render_template('vert_module.html', {
+            'items': [child.render() for child in self.children]
         })
 
     def get_progress(self):

common/lib/xmodule/xmodule/xmodule.py

@@ -2,6 +2,7 @@ import logging
 import pkg_resources
 import yaml
 import os
+import inspect
 
 from functools import partial
 from lxml import etree
@@ -133,6 +134,12 @@ class HTMLSnippet(object):
                                   .format(self.__class__))
 
 
+def register_view(view_name):
+    def wrapper(fn):
+        setattr(fn, 'view_name', view_name)
+        return fn
+    return wrapper
+
 class XModule(Plugin, HTMLSnippet):
     ''' Implements a generic learning module.
 
@@ -180,7 +187,13 @@ class XModule(Plugin, HTMLSnippet):
         self.student_state = student_state
 
     def render(self, view_name):
-        return "RENDER OF %s" % view_name
+        for method_name, method_fn in inspect.getmembers(self, lambda m: inspect.ismethod(m)):
+            if getattr(method_fn, 'view_name', None) is not None:
+                return method_fn()
+
+    @property
+    def children(self):
+        return self.runtime.children
 
     @property
     def display_name(self):