Add a form of static:require_module that assumes that the factory is …

…self-initializing

cms/envs/common.py

@@ -1126,6 +1126,9 @@
 
     # Entitlements, used in openedx tests
     'entitlements',
+
+    # Asset management for mako templates
+    'pipeline_mako',
 ]
 
 

cms/templates/base.html

@@ -143,6 +143,7 @@
           });
       });
     </script>
+    <%block name='requirejs_page'></%block>
     <%include file="widgets/segment-io-footer.html" />
     <div class="modal-cover"></div>
   </body>

common/djangoapps/pipeline_mako/templates/static_content.html

@@ -111,15 +111,15 @@
     ${HTML(render_bundle(page))}
 </%def>
 
-<%def name="webpack(entry)">
+<%def name="webpack(entry, extension=None, config='DEFAULT', attrs='')">
     <%doc>
         Loads Javascript onto your page from a Webpack-generated bundle.
         Uses the Django template engine because our webpack loader only provides template tags for Jinja and Django.
     </%doc>
     <%
         body = capture(caller.body)
     %>
-    ${HTML(render_bundle(entry))}
+    ${HTML(render_bundle(entry, extension=None, config='DEFAULT', attrs=attrs))}
     % if body:
       <script type="text/javascript">
         ${body | n, decode.utf8}
@@ -154,6 +154,36 @@
     </script>
 </%def>
 
+<%def name="require_page(page_name, class_name)">
+    <%doc>
+      Loads Javascript onto your page synchronously.
+      Uses RequireJS in development and a plain script tag in production.
+      The body of the tag should be a comma-separated list of arguments
+      to be passed to the page factory specified by the class_name argument.
+    </%doc>
+    <%
+        body = capture(caller.body)
+    %>
+    <script type="text/javascript">
+        if (typeof pageFactoryArguments == "undefined") {
+            var pageFactoryArguments = {};
+        }
+        % if body:
+        pageFactoryArguments['${class_name | n, js_escaped_string}'] = [${ body | n, decode.utf8 }];
+        % else:
+        pageFactoryArguments['${class_name | n, js_escaped_string}'] = [];
+        % endif
+    </script>
+    % if not settings.REQUIRE_DEBUG:
+      <script type="text/javascript" src="${staticfiles_storage.url(page_name + '.js') + '?raw'}"></script>
+    % endif
+    <script type="text/javascript">
+        (function (require) {
+            require(['${page_name | n, js_escaped_string}']);
+        }).call(this, require || RequireJS.require);
+    </script>
+</%def>
+
 <%def name="require_module(module_name, class_name)">
     <%doc>
       Loads Javascript onto your page synchronously.

common/static/common/js/utils/page_factory.js

@@ -0,0 +1,27 @@
+define([], function() {
+    'use strict';
+
+    return function invokePageFactory(name, factory) {
+        var args;
+
+        if (typeof window.pageFactoryArguments === 'undefined') {
+            throw Error(
+                'window.pageFactoryArguments must be initialized before calling invokePageFactory(' +
+                name +
+                '). Use the <%static:require_page> template tag.'
+            );
+        }
+        args = window.pageFactoryArguments[name];
+
+        if (typeof args === 'undefined') {
+            throw Error(
+                'window.pageFactoryArguments["' +
+                name +
+                '"] must be initialized before calling invokePageFactory(' +
+                name +
+                '). Use the <%static:require_page> template tag.'
+            );
+        }
+        factory.apply(null, window.pageFactoryArguments[name]);
+    };
+});

conftest.py

@@ -14,5 +14,5 @@
 def no_webpack_loader(monkeypatch):
     monkeypatch.setattr(
         "webpack_loader.templatetags.webpack_loader.render_bundle",
-        lambda x: ''
+        lambda entry, extension=None, config='DEFAULT', attrs='': ''
     )