X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/720b406bad055e68e416812153ef45b471457107..d950d9fe00b2f553d253b54a380e9fa762198de2:/wtem/admin.py

diff --git a/wtem/admin.py b/wtem/admin.py
index 0d7cd14..03c4446 100644
--- a/wtem/admin.py
+++ b/wtem/admin.py
@@ -1,4 +1,239 @@
+# -*- coding: utf-8 -*-
+import json
+
+from django import forms
+from django.conf.urls import url, patterns
 from django.contrib import admin
-from .models import Assignment
+from django.contrib.auth.models import User
+from django.core.urlresolvers import reverse
+from django.http import HttpResponse
+from django.template.loader import render_to_string
+from django.utils.safestring import mark_safe
+
+from .middleware import get_current_request
+from .models import Submission, Assignment, Attachment, exercises
+
+
+def get_user_exercises(user):
+    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"/>' % (name, value)) + a_tag)
+
+
+class TextareaWithLinks(forms.Textarea):
+    def render(self, name, value, *args, **kwargs):
+        t, links = value
+        self.links = links
+        output = super(TextareaWithLinks, self).render(name, t, *args, **kwargs)
+        moreoutput = "<div style='margin-left: 106px'>"
+        for k, n, v in links:
+            moreoutput += u"<br>%s: %s" % (k, AttachmentWidget().render(n, v))
+        output += mark_safe(moreoutput + "</div>")
+        return output
+
+
+class SubmissionFormBase(forms.ModelForm):
+    class Meta:
+        model = Submission
+        exclude = ('answers', 'marks', 'contact', 'end_time') + readonly_fields
+
+
+def get_open_answer(answers, exercise):
+    def get_option(options, id):
+        for option in options:
+            if str(option['id']) == id:
+                return option
+
+    exercise_id = str(exercise['id'])
+    answer = answers[exercise_id]
+    if exercise['type'] == 'open':
+        if isinstance(answer, list):
+            toret = ''
+            for part in answer:
+                field = get_option(exercise['fields'], part['id'])
+                toret += '- %s:\n\n%s\n\n' % (field['caption'], part['text'])
+        else:
+            toret = answer
+    if exercise['type'] == 'edumed_wybor':
+        ok = set(map(str, exercise['answer'])) == set(map(str, answer['closed_part']))
+        toret = u'Czesc testowa [%s]:\n' % ('poprawna' if ok else 'niepoprawna')
+        if len(answer['closed_part']):
+            for selected in answer['closed_part']:
+                option = get_option(exercise['options'], selected)
+                toret += '%s: %s\n' % (selected, option['text'])
+        else:
+            toret += u'<nie wybrano odpowiedzi>\n'
+        toret += u'\nCzesc otwarta (%s):\n\n' % ' '.join(exercise['open_part'])
+        toret += answer['open_part']
+
+    return toret
+
+
+def get_form(request, submission):
+    fields = dict()
+    if submission and submission.answers:
+        answers = json.loads(submission.answers)
+        user_exercises = get_user_exercises(request.user)
+        for exercise in exercises:
+            if exercise not in user_exercises:
+                continue
+            
+            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})
+                    widget = TextareaWithLinks(attrs={'readonly': True})
+                    links = []
+                    qfiles = []
+                    for qfield in exercise.get('fields', []):
+                        if qfield.get('type') == 'file':
+                            qfiles.append((qfield['id'], qfield['caption']))
+                    if qfiles:
+                        eid = int(exercise['id'])
+                        by_tag = {}
+                        for att in Attachment.objects.filter(submission=submission, exercise_id=eid).order_by('tag'):
+                            by_tag[att.tag] = att.file.url
+                        for tag, caption in qfiles:
+                            v = by_tag.get(tag)
+                            if v:
+                                links.append((caption, "file_%s__%s" % (eid, tag), v))
+                    initial = get_open_answer(answers, exercise), links
+
+                fields[answer_field_name] = forms.CharField(
+                    widget=widget,
+                    initial=initial,
+                    label=u'Rozwiązanie zadania %s' % exercise['id'],
+                    required=False
+                )
+
+                choices = [(None, '-')]  # + [(i,i) for i in range(exercise['max_points']+1)],
+                i = 0
+                while i <= exercise['max_points']:
+                    choices.append((i, i))
+                    i += .5
+                fields[mark_field_name] = forms.ChoiceField(
+                    choices=choices,
+                    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', 'examiners_repr')
+    readonly_fields = readonly_fields
+
+    def get_form(self, request, obj=None, **kwargs):
+        return get_form(request, obj)
+
+    def submitted_by(self, instance):
+        if instance.contact:
+            return '<a href="%s">%s</a>' % (
+                reverse('admin:contact_contact_change', args=[instance.contact.id]),
+                instance.contact.contact
+            )
+        return '-'
+    submitted_by.allow_tags = True
+    submitted_by.short_description = "Zgłoszony/a przez"
+
+    def todo(self, submission):
+        user = get_current_request().user
+        user_exercises = get_user_exercises(user)
+        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()])
+    todo.short_description = 'Twoje nieocenione zadania'
+
+    def examiners_repr(self, submission):
+        return ', '.join([u.username for u in submission.examiners.all()])
+    examiners_repr.short_description = 'Przypisani do zgłoszenia'
+
+    def save_model(self, request, submission, form, change):
+        for name, value in form.cleaned_data.items():
+            if name.startswith('markof_'):
+                parts = name.split('_')
+                exercise_id = parts[1]
+                user_id = parts[3]
+                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=[])
+        assignments = Assignment.objects.all()
+        if not request.user.is_superuser:
+            assignments = assignments.filter(user=request.user)
+        for assignment in assignments:
+            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
+
+    def get_urls(self):
+        urls = super(SubmissionAdmin, self).get_urls()
+        return patterns(
+            '',
+            url(r'^report/$', self.admin_site.admin_view(report_view), name='wtem_admin_report')
+        ) + super(SubmissionAdmin, self).get_urls()
+
+
+class SubmissionsSet:
+    def __init__(self, submissions):
+        self.submissions = submissions
+        self.examiners_by_exercise = {}
+        for submission in submissions:
+            for user_id, marks in submission.marks.items():
+                user = User.objects.get(pk=user_id)
+                for exercise_id in marks.keys():
+                    examiners = self.examiners_by_exercise.setdefault(exercise_id, [])
+                    if user not in examiners:
+                        examiners.append(user)
+
+
+def report_view(request):
+    submissions = sorted(Submission.objects.all(), key=lambda s: -s.final_result)
+    toret = render_to_string('wtem/admin_report.csv', {
+        'submissionsSet': SubmissionsSet(submissions),
+        'exercise_ids': [str(e['id']) for e in exercises]})
+    response = HttpResponse(toret, content_type='text/csv')
+    response['Content-Disposition'] = 'attachment; filename="wyniki.csv"'
+    return response
 
-admin.site.register(Assignment)
\ No newline at end of file
+admin.site.register(Submission, SubmissionAdmin)
+admin.site.register(Assignment)