karmaworld/apps/courses/views.py

   1 #!/usr/bin/env python
   2 # -*- coding:utf8 -*-
   3 # Copyright (C) 2012  FinalsClub Foundation
   4
   5 import json
   6
   7 from django.db.models import Q
   8 from django.http import HttpResponse
   9 from django.views.generic import DetailView
  10 from django.views.generic import FormView
  11 from django.views.generic import CreateView
  12 from django.views.generic import TemplateView
  13 from django.views.generic.base import View
  14 from django.views.generic.detail import SingleObjectMixin
  15 from django.views.generic.edit import ProcessFormView
  16 from django.views.generic.edit import ModelFormMixin
  17 from django.views.generic.list import BaseListView
  18
  19 from karmaworld.apps.courses.forms import CourseForm
  20 from karmaworld.apps.courses.models import Course
  21 from karmaworld.apps.courses.models import School
  22
  23
  24 class CourseDetailView(DetailView):
  25     """ Class-based view for the course html page """
  26     model = Course
  27     context_object_name = u"course" # name passed to template
  28
  29
  30 class AboutView(TemplateView):
  31     """ Display the About page with the Schools leaderboard """
  32     template_name = "about.html"
  33
  34     def get_context_data(self, **kwargs):
  35         """ get the list of schools with the most files for leaderboard """
  36         context = { 'params': kwargs, \
  37                     'schools': School.objects.all()[:3] }
  38         return context
  39
  40
  41 class CourseSaveView(ModelFormMixin, ProcessFormView):
  42     """ Save a course form and then view that course page """
  43     # TODO: make this not use a genericview
  44     form_class = CourseForm
  45     model = Course
  46     template_name = 'course/course_detail.html'
  47     object = Course()
  48
  49     def get_success_url(self):
  50         """ On form submission success, redirect to what url """
  51         return u'/{school_slug}/{course_slug}'.format(
  52                 school_slug=self.object.school.slug,
  53                 course_slug=self.object.slug
  54             )
  55
  56     def form_invalid(self, form):
  57         # TODO: create stand-alone version of form with errors
  58         print "form invalid"
  59         print dir(form)
  60         print form.errors
  61         print "\n\n"
  62
  63
  64 def school_list(request):
  65     """ Return JSON describing Schools that match q query on name """
  66     if request.method == 'POST' and request.is_ajax() \
  67                         and request.POST.has_key('q'):
  68         # if an ajax get request with a 'q' name query
  69         # get the schools as a id name dict,
  70         schools = [{'id': s.id, 'name': s.name} for s in \
  71               School.objects.filter(name__icontains=request.POST['q'])[:4]]
  72         # return as json
  73         return HttpResponse(json.dumps({'status':'success', 'schools': schools}), mimetype="application/json")
  74     else:
  75         # else return that the api call failed
  76         return HttpResponse(json.dump({'status':'fail'}), mimetype="application/json")