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annotate gpp/forums/views.py @ 90:317c7bcaecee

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Forums: pagination for topics.
author Brian Neal <bgneal@gmail.com>
date Sun, 13 Sep 2009 00:21:54 +0000
parents 021492db4aad
children 62af8cd8f57b
rev   line source
bgneal@81 1 """
bgneal@81 2 Views for the forums application.
bgneal@81 3 """
bgneal@83 4 from django.contrib.auth.decorators import login_required
bgneal@82 5 from django.http import Http404
bgneal@89 6 from django.http import HttpResponseBadRequest
bgneal@90 7 from django.http import HttpResponseForbidden
bgneal@83 8 from django.http import HttpResponseRedirect
bgneal@83 9 from django.core.urlresolvers import reverse
bgneal@82 10 from django.shortcuts import get_object_or_404
bgneal@81 11 from django.shortcuts import render_to_response
bgneal@81 12 from django.template import RequestContext
bgneal@89 13 from django.views.decorators.http import require_POST
bgneal@81 14
bgneal@90 15 from core.paginator import DiggPaginator
bgneal@81 16 from forums.models import Forum
bgneal@83 17 from forums.models import Topic
bgneal@83 18 from forums.forms import NewTopicForm
bgneal@86 19 from forums.forms import PostForm
bgneal@81 20
bgneal@90 21 #######################################################################
bgneal@90 22
bgneal@90 23 POSTS_PER_PAGE = 2
bgneal@90 24
bgneal@90 25 def create_paginator(links):
bgneal@90 26 return DiggPaginator(links, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@90 27
bgneal@90 28 #######################################################################
bgneal@81 29
bgneal@81 30 def index(request):
bgneal@82 31 """
bgneal@82 32 This view displays all the forums available, ordered in each category.
bgneal@82 33 """
bgneal@81 34 forums = Forum.objects.all().select_related()
bgneal@81 35 cats = {}
bgneal@81 36 for forum in forums:
bgneal@81 37 cat = cats.setdefault(forum.category.id, {
bgneal@81 38 'cat': forum.category,
bgneal@81 39 'forums': [],
bgneal@81 40 })
bgneal@81 41 cat['forums'].append(forum)
bgneal@81 42
bgneal@81 43 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@81 44 cats = sorted(cats.values(), cmpdef)
bgneal@81 45
bgneal@81 46 return render_to_response('forums/index.html', {
bgneal@81 47 'cats': cats,
bgneal@81 48 },
bgneal@81 49 context_instance=RequestContext(request))
bgneal@81 50
bgneal@82 51
bgneal@81 52 def forum_index(request, slug):
bgneal@82 53 """
bgneal@82 54 Displays all the topics in a forum.
bgneal@82 55 """
bgneal@82 56 forum = get_object_or_404(Forum, slug=slug)
bgneal@82 57 topics = forum.topics.select_related()
bgneal@82 58
bgneal@82 59 return render_to_response('forums/forum_index.html', {
bgneal@82 60 'forum': forum,
bgneal@82 61 'topics': topics,
bgneal@82 62 },
bgneal@82 63 context_instance=RequestContext(request))
bgneal@82 64
bgneal@82 65
bgneal@82 66 def topic_index(request, id):
bgneal@82 67 """
bgneal@82 68 Displays all the posts in a topic.
bgneal@82 69 """
bgneal@86 70 topic = get_object_or_404(Topic, pk=id)
bgneal@86 71 topic.view_count += 1
bgneal@86 72 topic.save()
bgneal@86 73
bgneal@86 74 posts = topic.posts.select_related()
bgneal@90 75 paginator = create_paginator(posts)
bgneal@90 76 page_num = int(request.GET.get('page', '1'))
bgneal@90 77 try:
bgneal@90 78 page = paginator.page(page_num)
bgneal@90 79 except InvalidPage:
bgneal@90 80 raise Http404
bgneal@90 81
bgneal@90 82 last_page = page_num == paginator.num_pages
bgneal@86 83
bgneal@86 84 return render_to_response('forums/topic.html', {
bgneal@86 85 'forum': topic.forum,
bgneal@86 86 'topic': topic,
bgneal@90 87 'page': page,
bgneal@87 88 'last_page': last_page,
bgneal@89 89 'form': PostForm(initial={'topic_id': topic.id}),
bgneal@86 90 },
bgneal@86 91 context_instance=RequestContext(request))
bgneal@83 92
bgneal@83 93
bgneal@83 94 @login_required
bgneal@83 95 def new_topic(request, slug):
bgneal@83 96 """
bgneal@83 97 This view handles the creation of new topics.
bgneal@83 98 """
bgneal@83 99 forum = get_object_or_404(Forum, slug=slug)
bgneal@83 100 if request.method == 'POST':
bgneal@83 101 form = NewTopicForm(request.POST)
bgneal@83 102 if form.is_valid():
bgneal@83 103 topic = form.save(forum, request.user, request.META.get("REMOTE_ADDR"))
bgneal@83 104 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@83 105 kwargs={'tid': topic.pk}))
bgneal@83 106 else:
bgneal@83 107 form = NewTopicForm()
bgneal@83 108
bgneal@83 109 return render_to_response('forums/new_topic.html', {
bgneal@83 110 'forum': forum,
bgneal@83 111 'form': form,
bgneal@83 112 },
bgneal@83 113 context_instance=RequestContext(request))
bgneal@83 114
bgneal@83 115
bgneal@83 116 @login_required
bgneal@83 117 def new_topic_thanks(request, tid):
bgneal@83 118 """
bgneal@83 119 This view displays the success page for a newly created topic.
bgneal@83 120 """
bgneal@83 121 topic = get_object_or_404(Topic, pk=tid)
bgneal@83 122 return render_to_response('forums/new_topic_thanks.html', {
bgneal@83 123 'forum': topic.forum,
bgneal@83 124 'topic': topic,
bgneal@83 125 },
bgneal@83 126 context_instance=RequestContext(request))
bgneal@89 127
bgneal@89 128
bgneal@89 129 @require_POST
bgneal@89 130 def quick_reply_ajax(request):
bgneal@89 131 """
bgneal@89 132 This function handles the quick reply to a thread function. This
bgneal@89 133 function is meant to be the target of an AJAX post, and returns
bgneal@89 134 the HTML for the new post, which the client-side script appends
bgneal@89 135 to the document.
bgneal@89 136 """
bgneal@90 137 if not request.user.is_authenticated():
bgneal@90 138 return HttpResponseForbidden()
bgneal@90 139
bgneal@89 140 form = PostForm(request.POST)
bgneal@89 141 if form.is_valid():
bgneal@89 142 post = form.save(request.user, request.META.get("REMOTE_ADDR"))
bgneal@89 143 return render_to_response('forums/display_post.html', {
bgneal@89 144 'post': post,
bgneal@89 145 },
bgneal@89 146 context_instance=RequestContext(request))
bgneal@89 147
bgneal@89 148 return HttpResponseBadRequest();
bgneal@89 149