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bgneal@232
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1 """
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bgneal@232
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2 This module contains view functions related to forum favorites (bookmarks).
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3 """
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bgneal@232
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4 from django.contrib.auth.decorators import login_required
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5 from django.core.urlresolvers import reverse
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6 from django.views.decorators.http import require_POST
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7 from django.shortcuts import get_object_or_404
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8 from django.shortcuts import render_to_response
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bgneal@232
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9 from django.template import RequestContext
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10 from django.http import HttpResponseRedirect
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11 from django.http import HttpResponseForbidden
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12 from django.http import Http404
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13
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14 from django.core.paginator import InvalidPage
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15 from core.paginator import DiggPaginator
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16 from forums.models import Topic
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bgneal@459
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17 import forums.permissions as perms
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18
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19
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20 @login_required
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21 @require_POST
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22 def favorite_topic(request, topic_id):
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bgneal@232
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23 """
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24 This function handles the "favoriting" (bookmarking) of a forum topic by a
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25 user.
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26 """
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27 topic = get_object_or_404(Topic.objects.select_related(), id=topic_id)
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bgneal@459
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28 if perms.can_access(topic.forum.category, request.user):
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29 topic.bookmarkers.add(request.user)
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30 return HttpResponseRedirect(
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31 reverse("forums-favorites_status", args=[topic.id]))
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32 return HttpResponseForbidden()
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33
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34
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35 @login_required
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bgneal@232
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36 def manage_favorites(request):
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bgneal@232
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37 """Display a user's favorite topics and allow them to be deleted."""
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38
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39 user = request.user
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40 if request.method == "POST":
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41 if request.POST.get('delete_all'):
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42 user.favorite_topics.clear()
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43 else:
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44 delete_ids = request.POST.getlist('delete_ids')
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45 try:
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46 delete_ids = [int(id) for id in delete_ids]
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47 except ValueError:
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48 raise Http404
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49 for topic in user.favorite_topics.filter(id__in=delete_ids):
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50 user.favorite_topics.remove(topic)
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51
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bgneal@383
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52 return HttpResponseRedirect(reverse("forums-manage_favorites"))
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53
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54 page_num = request.GET.get('page', 1)
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55 topics = user.favorite_topics.select_related().order_by('-update_date')
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56 paginator = DiggPaginator(topics, 20, body=5, tail=2, margin=3, padding=2)
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57 try:
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58 page_num = int(page_num)
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59 except ValueError:
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60 page_num = 1
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61 try:
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62 page = paginator.page(page_num)
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63 except InvalidPage:
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64 raise Http404
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65
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66 return render_to_response('forums/manage_topics.html', {
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67 'page_title': 'Favorite Topics',
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68 'description': 'Your favorite topics are listed below.',
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69 'page': page,
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70 },
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71 context_instance=RequestContext(request))
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72
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73 @login_required
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74 def favorites_status(request, topic_id):
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bgneal@232
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75 """Display the favorite status for the given topic."""
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76 topic = get_object_or_404(Topic.objects.select_related(), id=topic_id)
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77 is_favorite = request.user in topic.bookmarkers.all()
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78 return render_to_response('forums/favorite_status.html', {
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79 'topic': topic,
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80 'is_favorite': is_favorite,
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81 },
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82 context_instance=RequestContext(request))
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83
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84 @login_required
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85 @require_POST
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86 def unfavorite_topic(request, topic_id):
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bgneal@232
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87 """
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88 Un-favorite the user from the requested topic.
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89 """
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90 topic = get_object_or_404(Topic, id=topic_id)
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91 topic.bookmarkers.remove(request.user)
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92 return HttpResponseRedirect(
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93 reverse("forums-favorites_status", args=[topic.id]))
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