Merge pull request #57 from MITx/fix-multicourse

fix multicourse; fix bug in I4xSystem - self.filestore not set when

djangoapps/courseware/capa/util.py

 def contextualize_text(text, context): # private
     ''' Takes a string with variables. E.g. $a+$b. 
     Does a substitution of those variables from the context '''
+    if not text: return text
     for key in sorted(context, lambda x,y:cmp(len(y),len(x))):
         text=text.replace('$'+key, str(context[key]))
     return text

djangoapps/courseware/module_render.py

@@ -13,8 +13,8 @@ from fs.osfs import OSFS
 from django.conf import settings
 from mitxmako.shortcuts import render_to_string
 
-
 from models import StudentModule
+from multicourse import multicourse_settings
 
 import courseware.modules
 
@@ -31,6 +31,8 @@ class I4xSystem(object):
         self.track_function = track_function
         if not filestore: 
             self.filestore = OSFS(settings.DATA_DIR)
+        else:
+            self.filestore = filestore
         self.render_function = render_function
         self.exception404 = Http404
     def __repr__(self):
@@ -95,15 +97,15 @@ def render_x_module(user, request, xml_module, module_object_preload):
         state = smod.state
 
     # get coursename if stored
-    if 'coursename' in request.session: coursename = request.session['coursename']
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
+    xp = multicourse_settings.get_course_xmlpath(coursename)	# path to XML for the course
 
     # Create a new instance
     ajax_url = settings.MITX_ROOT_URL + '/modx/'+module_type+'/'+module_id+'/'
     system = I4xSystem(track_function = make_track_function(request), 
                        render_function = lambda x: render_module(user, request, x, module_object_preload), 
                        ajax_url = ajax_url,
-                       filestore = None
+                       filestore = OSFS(settings.DATA_DIR + xp),
                        )
     instance=module_class(system, 
                           etree.tostring(xml_module), 

djangoapps/courseware/views.py

@@ -2,6 +2,8 @@ import logging
 import urllib
 import json
 
+from fs.osfs import OSFS
+
 from django.conf import settings
 from django.core.context_processors import csrf
 from django.contrib.auth.models import User
@@ -38,9 +40,7 @@ def gradebook(request):
     if 'course_admin' not in content_parser.user_groups(request.user):
         raise Http404
 
-    # TODO: This should be abstracted out. We repeat this logic many times. 
-    if 'coursename' in request.session: coursename = request.session['coursename'] 
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
 
     student_objects = User.objects.all()[:100]
     student_info = [{'username' :s.username,
@@ -68,8 +68,7 @@ def profile(request, student_id = None):
 
     user_info = UserProfile.objects.get(user=student) # request.user.profile_cache # 
 
-    if 'coursename' in request.session: coursename = request.session['coursename']
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
 
     context={'name':user_info.name,
              'username':student.username,
@@ -110,8 +109,7 @@ def render_section(request, section):
     if not settings.COURSEWARE_ENABLED:
         return redirect('/')
 
-    if 'coursename' in request.session: coursename = request.session['coursename']
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
 
     try:
         dom = content_parser.section_file(user, section, coursename)
@@ -251,8 +249,8 @@ def modx_dispatch(request, module=None, dispatch=None, id=None):
     ajax_url = settings.MITX_ROOT_URL + '/modx/'+module+'/'+id+'/'
 
     # get coursename if stored
-    if 'coursename' in request.session: coursename = request.session['coursename']
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
+    xp = multicourse_settings.get_course_xmlpath(coursename)	# path to XML for the course
 
     # Grab the XML corresponding to the request from course.xml
     try:
@@ -269,7 +267,7 @@ def modx_dispatch(request, module=None, dispatch=None, id=None):
     system = I4xSystem(track_function = make_track_function(request), 
                        render_function = None, 
                        ajax_url = ajax_url,
-                       filestore = None
+                       filestore = OSFS(settings.DATA_DIR + xp),
                        )
 
     try:
@@ -307,12 +305,12 @@ def quickedit(request, id=None):
     print "In deployed use, this will only edit on one server"
     print "We need a setting to disable for production where there is"
     print "a load balanacer"
-    if not request.user.is_staff():
+    if not request.user.is_staff:
         return redirect('/')
 
     # get coursename if stored
-    if 'coursename' in request.session: coursename = request.session['coursename']
-    else: coursename = None
+    coursename = multicourse_settings.get_coursename_from_request(request)
+    xp = multicourse_settings.get_course_xmlpath(coursename)	# path to XML for the course
 
     def get_lcp(coursename,id):
         # Grab the XML corresponding to the request from course.xml
@@ -325,9 +323,8 @@ def quickedit(request, id=None):
         system = I4xSystem(track_function = make_track_function(request), 
                            render_function = None, 
                            ajax_url = ajax_url,
-                           filestore = None,
-                           coursename = coursename,
-                           role = 'staff' if request.user.is_staff else 'student',		# TODO: generalize this
+                           filestore = OSFS(settings.DATA_DIR + xp),
+                           #role = 'staff' if request.user.is_staff else 'student',		# TODO: generalize this
                            )
         instance=courseware.modules.get_module_class(module)(system, 
                                                              xml, 

djangoapps/multicourse/multicourse_settings.py

@@ -42,6 +42,11 @@ else:						# default to 6.002_Spring_2012
 #-----------------------------------------------------------------------------
 # wrapper functions around course settings
 
+def get_coursename_from_request(request):
+    if 'coursename' in request.session: coursename = request.session['coursename']
+    else: coursename = None
+    return coursename
+
 def get_course_settings(coursename):
     if not coursename:
         if hasattr(settings,'COURSE_DEFAULT'):

djangoapps/multicourse/views.py

-# multicourse/views.py
+import datetime
+import json
+import sys
+
+from django.conf import settings
+from django.contrib.auth.models import User
+from django.core.context_processors import csrf
+from django.core.mail import send_mail
+from django.http import Http404
+from django.http import HttpResponse
+from django.shortcuts import redirect
+from mitxmako.shortcuts import render_to_response, render_to_string
+
+import courseware.capa.calc
+import track.views
+from multicourse import multicourse_settings
+
+def mitxhome(request):
+    ''' Home page (link from main header). List of courses.  '''
+    if settings.ENABLE_MULTICOURSE:
+        context = {'courseinfo' : multicourse_settings.COURSE_SETTINGS}
+        return render_to_response("mitxhome.html", context)
+    return info(request)
+

lib/util/views.py

@@ -61,12 +61,6 @@ def info(request):
     ''' Info page (link from main header) '''
     return render_to_response("info.html", {})
 
-def mitxhome(request):
-    ''' Home page (link from main header). List of courses.  '''
-    if settings.ENABLE_MULTICOURSE:
-        return render_to_response("mitxhome.html", {})
-    return info(request)
-
 # From http://djangosnippets.org/snippets/1042/
 def parse_accept_header(accept):
     """Parse the Accept header *accept*, returning a list with pairs of

templates/mathjax_include.html

+##
+## File:   templates/mathjax_include.html
+##
+## Advanced mathjax using 2.0-latest CDN for Dynamic Math
+##
+## This enables ASCIIMathJAX, and is used by js_textbox
+
+ <script type="text/x-mathjax-config">
+
+//  (function () {
+    var QUEUE = MathJax.Hub.queue;  // shorthand for the queue
+    var math = null;
+    var jaxset = {};                // associative array of the element jaxs for the math output.
+    var mmlset = {};		// associative array of mathml from each jax
+
+      // constructs mathML of the specified jax element
+        function toMathML(jax,callback) {
+          var mml;
+          try {
+            mml = jax.root.toMathML("");
+          } catch(err) {
+            if (!err.restart) {throw err} // an actual error
+            return MathJax.Callback.After([toMathML,jax,callback],err.restart);
+          }
+          MathJax.Callback(callback)(mml);
+        }
+
+      // function to queue in MathJax to get put the MathML expression in in the right document element
+      function UpdateMathML(jax,id) {
+              	toMathML(jax,function (mml) {
+                    // document.getElementById(id+'_fromjs').value=math.originalText+ "\n\n=>\n\n"+ mml;
+                    delem = document.getElementById("input_" + id + "_fromjs");
+		    if (delem) { delem.value=mml; };
+		    mmlset[id] = mml;
+              	})
+      }
+
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [
+	["\\(","\\)"],
+      ['[mathjaxinline]','[/mathjaxinline]']
+    ],
+   displayMath: [
+	["\\[","\\]"],
+     ['[mathjax]','[/mathjax]']
+    ]
+  }
+});
+
+    //
+    //  The onchange event handler that typesets the
+    //  math entered by the user
+    //
+    window.UpdateMath = function (Am,id) {
+      QUEUE.Push(["Text",jaxset[id],Am]);
+      QUEUE.Push(UpdateMathML(jaxset[id],id));
+    }
+
+//  })();
+
+function DoUpdateMath(inputId) {
+  var str = document.getElementById("input_"+inputId).value;
+
+  // make sure the input field is in the jaxset
+  if ($.inArray(inputId,jaxset) == -1){
+      //alert('missing '+inputId);
+    if (document.getElementById("display_" + inputId)){
+	  MathJax.Hub.queue.Push(function () {
+	      math = MathJax.Hub.getAllJax("display_" + inputId)[0];
+	      if (math){
+		  jaxset[inputId] = math;
+	      }
+	 });
+      };
+ }
+
+  UpdateMath(str,inputId)
+}
+
+  </script>
+  <%block name="headextra"/>
+
+  <!-- This must appear after all mathjax-config blocks, so it is after the imports from the other templates -->
+  <!-- TODO: move to settings -->
+<script type="text/javascript"
+  src="http://cdn.mathjax.org/mathjax/2.0-latest/MathJax.js?config=TeX-MML-AM_HTMLorMML-full">
+</script>
+

templates/mitxhome.html

@@ -28,10 +28,10 @@ $(document).ready(function(){
    <hr width="100%">
    <h3>Courses available:</h3>
     <ul>
-      <li><a href=${ MITX_ROOT_URL }/courseware/6.002_Spring_2012/>6.002 (Spring 2012)</a></li>
-      <li><a href=${ MITX_ROOT_URL }/courseware/8.02_Spring_2013/>8.02 (Spring 2013)</a></li>
-      <li><a href=${ MITX_ROOT_URL }/courseware/8.01_Spring_2013/>8.01 (Spring 201x)</a></li>
-   </ul>
+      % for coursename, info in courseinfo.items():
+          <li><a href=${ MITX_ROOT_URL }/courseware/${coursename}/>${info['title']} (${coursename})</a></li>
+      % endfor
+  </ul>
   </section>
 </div>
 </section>

templates/optioninput.html

+<form class="option-input">
+  
+   <select name="input_${id}" id="input_${id}" >
+      <option value="option_${id}_dummy_default">  </option>
+      % for option_id, option_description in options.items():
+          <option value="${option_id}"
+          % if (option_id==value):
+        	selected="true"
+          % endif
+          > ${option_description}</option>
+      % endfor
+    </select>
+   
+  <span id="answer_${id}"></span>
+
+  % if state == 'unsubmitted':
+  <span class="unanswered" style="display:inline-block;" id="status_${id}"></span>
+  % elif state == 'correct': 
+  <span class="correct" id="status_${id}"></span>
+  % elif state == 'incorrect':
+  <span class="incorrect" id="status_${id}"></span>
+  % elif state == 'incomplete':
+  <span class="incorrect" id="status_${id}"></span>
+  % endif
+</form>

templates/problem.html

@@ -2,6 +2,15 @@
 % if problem['weight']:
 : ${ problem['weight'] } points
 % endif
+% if settings.QUICKEDIT:
+<span class="staff">
+<br/>
+<br/>
+<br/>
+<br/>
+<font size=-2><a href=${MITX_ROOT_URL}/quickedit/${id}>Quick
+Edit Problem</a></font></span>
+% endif
 </h2>
 
 <section class="problem">

urls.py

@@ -70,7 +70,7 @@ if settings.COURSEWARE_ENABLED:
     )
 
 if settings.ENABLE_MULTICOURSE:
-	urlpatterns += (url(r'^mitxhome$', 'util.views.mitxhome'),)
+	urlpatterns += (url(r'^mitxhome$', 'multicourse.views.mitxhome'),)
 
 if settings.QUICKEDIT:
 	urlpatterns += (url(r'^quickedit/(?P<id>[^/]*)$', 'courseware.views.quickedit'),)