add 'Submission History' to proctor admin panel

Staff users can now navigate to a problem, click 'Proctor Submission
History' button in the proctor admin panel, type a username and view
the user's attempts for each problem they've attempted within the
problem bank.

common/lib/xmodule/xmodule/proctor_module.py

@@ -219,6 +219,10 @@ class ProctorModule(ProctorFields, XModule):
                 username = data.get("username")
                 wipe_history = data.get("wipe_history") == "on"
                 return self.reset(username, wipe_history=wipe_history)
+            if dispatch == 'submission_history':
+                username = data.get("username")
+                return self.submission_history(username)
+
             #if dispatch == 'status':
                 #return self.status()
             # if dispatch == 'grades':
@@ -259,6 +263,29 @@ class ProctorModule(ProctorFields, XModule):
                       'error': True, 'errstr': str(err)}
         return json.dumps(status)
 
+    def submission_history(self, username):
+        try:
+            pminfo = module_tree_reset.ProctorModuleInfo(self.runtime.course_id)
+            pset = self.get_children()[0]
+            rand = pset.get_children()[0]
+            locations = [i.location.url() for i in rand.get_children()]
+            shist = pminfo.submission_history(username, locations)
+            entries = shist.get('history_entries')
+            status = []
+            for e in entries:
+                state = json.loads(e.state)
+                status.append(dict(location=e.student_module.module_state_key,
+                                   attempt=state['attempts'],
+                                   created=str(e.created),
+                                   grade=e.grade,
+                                   max_grade=e.max_grade,
+                                   answers=state['student_answers']))
+        except Exception as err:
+            log.exception("Failed to get status for %s" % username)
+            status = {'msg': 'Error getting grades for %s' % username,
+                      'error': True, 'errstr': str(err)}
+        return json.dumps(status)
+
     # TODO: investigate whether this is needed or not
     #
     # def grades(self):

lms/templates/proctor.html

@@ -5,6 +5,7 @@
 <% override_label = "On" if staff_release else "Off" %>
 <div aria-hidden="true" class="wrap-instructor-info">
     <a class="instructor-info-action" href="#proctor_admin_${element_id}" id="proctor_admin" rel="leanModal">${_("Proctor Student Admin")}</a>
+    <a class="instructor-info-action" href="#proctor_history_${element_id}" id="proctor_history" rel="leanModal">${_("Proctor Submission History")}</a>
     <a class="instructor-info-action" href="#proctor_release_${element_id}" id="proctor_override">${_("Proctor Override")}: <b>${_(override_label)}</b></a>
 </div>
 <hr/>
@@ -28,6 +29,24 @@
   </div>
 </section>
 
+<section aria-hidden="true" class="modal history-modal" id="proctor_history_${element_id}" style="width:80%; left:20%; height:80%; overflow:auto;" >
+  <div class="inner-wrapper" style="color:black">
+    <header>
+      <h2>${_("Proctor Submission History")}</h2>
+    </header>
+    <form id="proctor_${element_id}_history_form">
+      <label for="proctor_${element_id}_student_username_hist">${_("User:")}</label>
+      <input name="username" id="proctor_${element_id}_student_username_hist" type="text" placeholder=""/>
+      <input name="location" type="hidden" id="proctor_${element_id}_hist_location" value="${location}"/>
+      <div class="submit">
+          <button id="proctor_${element_id}_hist_submit" name="submit" type="submit">${_("Fetch Submission History")}</button>
+      </div>
+    </form>
+    <div id="proctor_${element_id}_hist_text" class="staff_info" style="display:block">
+    </div>
+  </div>
+</section>
+
 <script type="text/javascript">
 proctor_override = function(){
     var data = {enabled: "${not staff_release}"};
@@ -37,39 +56,75 @@ proctor_override = function(){
 }
 $('#proctor_override').click(proctor_override);
 
-$('#proctor_${element_id}_reset_form').submit(function(e) {
+setup_form = function(url, form_el, uname_el, submit_el, text_el, success){
+    var submit_text = submit_el.html()
+
+    form_el.submit(function(e) {
         e.preventDefault();
-    $('#proctor_${element_id}_submit').attr("disabled", true);
-    $('#proctor_${element_id}_submit').html('${_("Processing, please wait...")}');
-    $('#proctor_${element_id}_text').html("");
+        submit_el.attr("disabled", true);
+        submit_el.html('${_("Processing, please wait...")}');
+        text_el.html("");
         $.ajax({
-        url: '${ajax_url}/reset',
+            url: url,
             type: 'POST',
             dataType: 'json',
-        data: $('#proctor_${element_id}_reset_form').serialize(),
-        success: function(data) {
-            var msg = '';
-            if ('error' in data) {
-                msg = "ERROR: " + data['error'];
-            } else {
-                var uname = $('#proctor_${element_id}_student_username').val();
-                msg = "Successfully reset attempts for user: " + uname;
-            }
-            $('#proctor_${element_id}_text').html(msg);
-        },
+            data: form_el.serialize(),
+            success: success,
             error: function(xhr, stat, error){
                 console.debug(xhr);
                 console.debug(stat);
                 console.debug(error);
-            $('#proctor_${element_id}_text').html('FATAL: ' + error);
+                text_el.html('FATAL: ' + error);
              },
             complete: function(){
-            $('#proctor_${element_id}_submit').removeAttr("disabled");
-            $('#proctor_${element_id}_submit').html('${_("Reset Attempts")}');
+                submit_el.removeAttr("disabled");
+                submit_el.html(submit_text);
             },
         });
         return false;
-});
+    });
+}
+
+reset_success = function(data) {
+    var text_el = $('#proctor_${element_id}_text');
+    var uname_el = $('#proctor_${element_id}_student_username');
+    var msg = '';
+    if ('error' in data) {
+        msg = "ERROR: " + data['error'];
+    } else {
+        var uname = uname_el.val();
+        msg = "Successfully reset attempts for user: " + uname;
+    }
+    text_el.html(msg);
+}
+
+setup_form('${ajax_url}/reset',
+           $('#proctor_${element_id}_reset_form'),
+           $('#proctor_${element_id}_student_username'),
+           $('#proctor_${element_id}_submit'),
+           $('#proctor_${element_id}_text'),
+           reset_success);
+
+hist_success = function(data) {
+    var text_el = $('#proctor_${element_id}_hist_text');
+    var uname_el = $('#proctor_${element_id}_student_username_hist');
+    var msg = '';
+    if ('error' in data) {
+        msg = "ERROR: " + data['error'];
+    } else {
+        var uname = uname_el.val();
+        msg = "Submission history for " + uname + ":\n" + JSON.stringify(data, undefined, 2);
+    }
+    text_el.html(msg);
+}
+
+setup_form('${ajax_url}/submission_history',
+           $('#proctor_${element_id}_history_form'),
+           $('#proctor_${element_id}_student_username_hist'),
+           $('#proctor_${element_id}_hist_submit'),
+           $('#proctor_${element_id}_hist_text'),
+           hist_success);
+
 </script>
 
 % endif