Assigning users to submissions

[edumed.git] / wtem / admin.py

diff --git a/wtem/admin.py b/wtem/admin.py
index 89389c1..be96131 100644 (file)
--- a/wtem/admin.py
+++ b/wtem/admin.py
@@ -5,23 +5,30 @@ import os
 from django.contrib import admin
 from django import forms
 from django.utils import simplejson
+from django.utils.safestring import mark_safe
 from django.core.urlresolvers import reverse
 
-from .models import Submission, Assignment
+from .models import Submission, Assignment, Attachment, exercises
 from .middleware import get_current_request
 
 
-f = file(os.path.dirname(__file__) + '/fixtures/exercises.json')
-exercises = simplejson.loads(f.read())
-f.close()
-
 def get_user_exercises(user):
-    assignment = Assignment.objects.get(user = user)
-    return [e for e in exercises if e['id'] in assignment.exercises]
+    try:
+        assignment = Assignment.objects.get(user = user)
+        return [e for e in exercises if e['id'] in assignment.exercises]
+    except Assignment.DoesNotExist:
+        return []
 
 
 readonly_fields = ('submitted_by', 'first_name', 'last_name', 'email', 'key', 'key_sent')
 
+class AttachmentWidget(forms.Widget):
+    def render(self, name, value, *args, **kwargs):
+        if value:
+            a_tag = '<a href="%s">%s</a>' % (value, value)
+        else:
+            a_tag = 'brak'
+        return mark_safe(('<input type="hidden" name="%s" value="%s"/>' + a_tag) % (name, value))
 
 class SubmissionFormBase(forms.ModelForm):
     class Meta:
@@ -67,13 +74,25 @@ def get_form(request, submission):
         for exercise in exercises:
             if exercise not in user_exercises:
                 continue
-            if exercise['type'] == 'open' or exercise.get('open_part', None):
-                answer_field_name = 'exercise_%s' % exercise['id']
-                mark_field_name = 'markof_%s_by_%s' % (exercise['id'], request.user.id)
+            
+            answer_field_name = 'exercise_%s' % exercise['id']
+            mark_field_name = 'markof_%s_by_%s' % (exercise['id'], request.user.id)
+            if exercise['type'] in ('open', 'file_upload') or exercise.get('open_part', None):
+                if exercise['type'] == 'file_upload':
+                    try:
+                        attachment = Attachment.objects.get(submission = submission, exercise_id = exercise['id'])
+                    except Attachment.DoesNotExist:
+                        attachment = None
+                    widget = AttachmentWidget
+                    initial = attachment.file.url if attachment else None
+                else:
+                    widget = forms.Textarea(attrs={'readonly':True})
+                    initial = get_open_answer(answers, exercise)
+
                 fields[answer_field_name] = forms.CharField(
-                    widget = forms.Textarea(attrs={'readonly':True}),
-                    initial = get_open_answer(answers, exercise),
-                    label = 'Rozwiązanie zadania %s' % exercise['id']
+                        widget = widget,
+                        initial = initial,
+                        label = 'Rozwiązanie zadania %s' % exercise['id']
                 )
 
                 fields[mark_field_name] = forms.ChoiceField(
@@ -81,11 +100,18 @@ def get_form(request, submission):
                     initial = submission.get_mark(user_id = request.user.id, exercise_id = exercise['id']),
                     label = u'Twoja ocena zadania %s' % exercise['id']
                 )
+
+    if not request.user.is_superuser:
+        class Meta(SubmissionFormBase.Meta):
+            pass
+        Meta.exclude += ('examiners',)
+        fields['Meta'] = Meta
+
     return type('SubmissionForm', (SubmissionFormBase,), fields)
 
 
 class SubmissionAdmin(admin.ModelAdmin):
-    list_display = ('__unicode__', 'todo',)
+    list_display = ('__unicode__', 'todo', 'examiners_repr')
     readonly_fields = readonly_fields
 
     def get_form(self, request, obj, **kwargs):
@@ -107,6 +133,10 @@ class SubmissionAdmin(admin.ModelAdmin):
         user_marks = submission.marks.get(str(user.id), {})
         return ','.join([str(e['id']) for e in user_exercises if str(e['id']) not in user_marks.keys()])
 
+    def examiners_repr(self, submission):
+        return ', '.join([u.username for u in submission.examiners.all()])
+    examiners_repr.short_description = 'Przypisani'
+
     def save_model(self, request, submission, form, change):
         for name, value in form.cleaned_data.items():
             if name.startswith('markof_'):
@@ -116,6 +146,25 @@ class SubmissionAdmin(admin.ModelAdmin):
                 submission.set_mark(user_id = user_id, exercise_id = exercise_id, mark = value)
         submission.save()
 
+    def changelist_view(self, request, extra_context=None):
+        context = dict(examiners = [])
+        if request.user.is_superuser:
+            submissions = Submission.objects.all()
+            for assignment in Assignment.objects.all():
+                examiner = dict(name = assignment.user.username, todo = 0)
+                for submission in Submission.objects.filter(examiners = assignment.user):
+                    for exercise_id in assignment.exercises:
+                        if submission.get_mark(user_id = assignment.user.id, exercise_id = exercise_id) is None:
+                            examiner['todo'] += 1
+                context['examiners'].append(examiner)
+        return super(SubmissionAdmin, self).changelist_view(request, extra_context = context)
+
+    def queryset(self, request):
+        qs = super(SubmissionAdmin, self).queryset(request)
+        if not request.user.is_superuser:
+            qs = qs.filter(examiners = request.user)
+        return qs
+
 
 admin.site.register(Submission, SubmissionAdmin)
 admin.site.register(Assignment)
\ No newline at end of file