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annotate gpp/forums/views.py @ 170:6f14970b103a

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Implement #52 Forums RSS feeds.
author Brian Neal <bgneal@gmail.com>
date Thu, 11 Feb 2010 02:29:03 +0000
parents 7071b196ddd5
children 0fa78ef80356
rev   line source
bgneal@81 1 """
bgneal@81 2 Views for the forums application.
bgneal@81 3 """
bgneal@113 4 import datetime
bgneal@113 5
bgneal@83 6 from django.contrib.auth.decorators import login_required
bgneal@82 7 from django.http import Http404
bgneal@98 8 from django.http import HttpResponse
bgneal@89 9 from django.http import HttpResponseBadRequest
bgneal@90 10 from django.http import HttpResponseForbidden
bgneal@83 11 from django.http import HttpResponseRedirect
bgneal@83 12 from django.core.urlresolvers import reverse
bgneal@91 13 from django.core.paginator import InvalidPage
bgneal@82 14 from django.shortcuts import get_object_or_404
bgneal@81 15 from django.shortcuts import render_to_response
bgneal@169 16 from django.shortcuts import redirect
bgneal@97 17 from django.template.loader import render_to_string
bgneal@81 18 from django.template import RequestContext
bgneal@89 19 from django.views.decorators.http import require_POST
bgneal@108 20 from django.utils.text import wrap
bgneal@81 21
bgneal@90 22 from core.paginator import DiggPaginator
bgneal@98 23 from core.functions import email_admins
bgneal@113 24 from forums.models import Forum, Topic, Post, FlaggedPost, TopicLastVisit, \
bgneal@113 25 ForumLastVisit
bgneal@115 26 from forums.forms import NewTopicForm, NewPostForm, PostForm, MoveTopicForm, \
bgneal@115 27 SplitTopicForm
bgneal@114 28 from forums.unread import get_forum_unread_status, get_topic_unread_status, \
bgneal@167 29 get_post_unread_status, get_unread_topics
bgneal@81 30
bgneal@117 31 from bio.models import UserProfile
bgneal@90 32 #######################################################################
bgneal@90 33
bgneal@93 34 TOPICS_PER_PAGE = 50
bgneal@113 35 POSTS_PER_PAGE = 20
bgneal@90 36
bgneal@167 37
bgneal@167 38 def get_page_num(request):
bgneal@167 39 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@167 40 if it does not."""
bgneal@167 41
bgneal@167 42 try:
bgneal@167 43 page_num = int(request.GET.get('page', 1))
bgneal@167 44 except ValueError:
bgneal@167 45 page_num = 1
bgneal@167 46
bgneal@167 47 return page_num
bgneal@167 48
bgneal@167 49
bgneal@93 50 def create_topic_paginator(topics):
bgneal@93 51 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@93 52
bgneal@93 53 def create_post_paginator(posts):
bgneal@93 54 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@90 55
bgneal@167 56
bgneal@167 57 def attach_topic_page_ranges(topics):
bgneal@167 58 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@167 59 This attribute will be None if it is a single page topic. This is used
bgneal@167 60 by the templates to generate "goto page x" links.
bgneal@167 61 """
bgneal@167 62 for topic in topics:
bgneal@167 63 if topic.post_count > POSTS_PER_PAGE:
bgneal@167 64 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@167 65 body=2, tail=3, margin=1)
bgneal@167 66 topic.page_range = pp.page(1).page_range
bgneal@167 67 else:
bgneal@167 68 topic.page_range = None
bgneal@167 69
bgneal@90 70 #######################################################################
bgneal@81 71
bgneal@81 72 def index(request):
bgneal@82 73 """
bgneal@82 74 This view displays all the forums available, ordered in each category.
bgneal@82 75 """
bgneal@167 76 # check for special forum queries
bgneal@167 77 query = request.GET.get("query")
bgneal@167 78 if query == "unread":
bgneal@169 79 return redirect('forums-unread_topics')
bgneal@168 80 elif query == "unanswered":
bgneal@169 81 return redirect('forums-unanswered_topics')
bgneal@169 82 elif query == "mine":
bgneal@169 83 return redirect('forums-my_posts')
bgneal@167 84
bgneal@170 85 public_forums = Forum.objects.public_forums()
bgneal@170 86 feeds = [{'name': 'All Forums', 'feed': '/feeds/forums/'}]
bgneal@170 87
bgneal@100 88 forums = Forum.objects.forums_for_user(request.user)
bgneal@113 89 get_forum_unread_status(forums, request.user)
bgneal@81 90 cats = {}
bgneal@81 91 for forum in forums:
bgneal@170 92 forum.has_feed = forum in public_forums
bgneal@170 93 if forum.has_feed:
bgneal@170 94 feeds.append({
bgneal@170 95 'name': '%s Forum' % forum.name,
bgneal@170 96 'feed': '/feeds/forums/%s/' % forum.slug,
bgneal@170 97 })
bgneal@170 98
bgneal@81 99 cat = cats.setdefault(forum.category.id, {
bgneal@81 100 'cat': forum.category,
bgneal@81 101 'forums': [],
bgneal@81 102 })
bgneal@81 103 cat['forums'].append(forum)
bgneal@81 104
bgneal@81 105 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@81 106 cats = sorted(cats.values(), cmpdef)
bgneal@81 107
bgneal@81 108 return render_to_response('forums/index.html', {
bgneal@81 109 'cats': cats,
bgneal@170 110 'feeds': feeds,
bgneal@81 111 },
bgneal@81 112 context_instance=RequestContext(request))
bgneal@81 113
bgneal@82 114
bgneal@81 115 def forum_index(request, slug):
bgneal@82 116 """
bgneal@82 117 Displays all the topics in a forum.
bgneal@82 118 """
bgneal@101 119 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 120
bgneal@100 121 if not forum.category.can_access(request.user):
bgneal@100 122 return HttpResponseForbidden()
bgneal@100 123
bgneal@107 124 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@114 125 get_topic_unread_status(forum, topics, request.user)
bgneal@114 126
bgneal@93 127 paginator = create_topic_paginator(topics)
bgneal@167 128 page_num = get_page_num(request)
bgneal@93 129 try:
bgneal@93 130 page = paginator.page(page_num)
bgneal@93 131 except InvalidPage:
bgneal@93 132 raise Http404
bgneal@97 133
bgneal@167 134 attach_topic_page_ranges(page.object_list)
bgneal@161 135
bgneal@97 136 # we do this for the template since it is rendered twice
bgneal@97 137 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 138
bgneal@111 139 can_moderate = _can_moderate(forum, request.user)
bgneal@82 140
bgneal@82 141 return render_to_response('forums/forum_index.html', {
bgneal@82 142 'forum': forum,
bgneal@93 143 'page': page,
bgneal@97 144 'page_nav': page_nav,
bgneal@111 145 'can_moderate': can_moderate,
bgneal@82 146 },
bgneal@82 147 context_instance=RequestContext(request))
bgneal@82 148
bgneal@82 149
bgneal@82 150 def topic_index(request, id):
bgneal@82 151 """
bgneal@82 152 Displays all the posts in a topic.
bgneal@82 153 """
bgneal@101 154 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@100 155
bgneal@100 156 if not topic.forum.category.can_access(request.user):
bgneal@100 157 return HttpResponseForbidden()
bgneal@100 158
bgneal@86 159 topic.view_count += 1
bgneal@86 160 topic.save()
bgneal@86 161
bgneal@86 162 posts = topic.posts.select_related()
bgneal@114 163
bgneal@93 164 paginator = create_post_paginator(posts)
bgneal@167 165 page_num = get_page_num(request)
bgneal@90 166 try:
bgneal@90 167 page = paginator.page(page_num)
bgneal@90 168 except InvalidPage:
bgneal@90 169 raise Http404
bgneal@117 170 get_post_unread_status(topic, page.object_list, request.user)
bgneal@117 171
bgneal@117 172 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@117 173 # the template.
bgneal@117 174 users = set(post.user.id for post in page.object_list)
bgneal@117 175
bgneal@117 176 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@117 177 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@117 178
bgneal@117 179 for post in page.object_list:
bgneal@117 180 post.user_profile = user_profiles[post.user.id]
bgneal@90 181
bgneal@90 182 last_page = page_num == paginator.num_pages
bgneal@86 183
bgneal@113 184 if request.user.is_authenticated() and last_page:
bgneal@113 185 _update_last_visit(request.user, topic)
bgneal@113 186
bgneal@97 187 # we do this for the template since it is rendered twice
bgneal@97 188 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@97 189
bgneal@109 190 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@104 191
bgneal@104 192 can_reply = request.user.is_authenticated() and (
bgneal@104 193 not topic.locked or can_moderate)
bgneal@104 194
bgneal@86 195 return render_to_response('forums/topic.html', {
bgneal@86 196 'forum': topic.forum,
bgneal@86 197 'topic': topic,
bgneal@90 198 'page': page,
bgneal@97 199 'page_nav': page_nav,
bgneal@87 200 'last_page': last_page,
bgneal@104 201 'can_moderate': can_moderate,
bgneal@104 202 'can_reply': can_reply,
bgneal@106 203 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@86 204 },
bgneal@86 205 context_instance=RequestContext(request))
bgneal@83 206
bgneal@83 207
bgneal@83 208 @login_required
bgneal@83 209 def new_topic(request, slug):
bgneal@83 210 """
bgneal@83 211 This view handles the creation of new topics.
bgneal@83 212 """
bgneal@101 213 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 214
bgneal@100 215 if not forum.category.can_access(request.user):
bgneal@100 216 return HttpResponseForbidden()
bgneal@100 217
bgneal@83 218 if request.method == 'POST':
bgneal@102 219 form = NewTopicForm(request.user, forum, request.POST)
bgneal@83 220 if form.is_valid():
bgneal@102 221 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@108 222 _bump_post_count(request.user)
bgneal@83 223 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@83 224 kwargs={'tid': topic.pk}))
bgneal@83 225 else:
bgneal@102 226 form = NewTopicForm(request.user, forum)
bgneal@83 227
bgneal@83 228 return render_to_response('forums/new_topic.html', {
bgneal@83 229 'forum': forum,
bgneal@83 230 'form': form,
bgneal@83 231 },
bgneal@83 232 context_instance=RequestContext(request))
bgneal@83 233
bgneal@83 234
bgneal@83 235 @login_required
bgneal@83 236 def new_topic_thanks(request, tid):
bgneal@83 237 """
bgneal@83 238 This view displays the success page for a newly created topic.
bgneal@83 239 """
bgneal@101 240 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@83 241 return render_to_response('forums/new_topic_thanks.html', {
bgneal@83 242 'forum': topic.forum,
bgneal@83 243 'topic': topic,
bgneal@83 244 },
bgneal@83 245 context_instance=RequestContext(request))
bgneal@89 246
bgneal@89 247
bgneal@89 248 @require_POST
bgneal@89 249 def quick_reply_ajax(request):
bgneal@89 250 """
bgneal@89 251 This function handles the quick reply to a thread function. This
bgneal@89 252 function is meant to be the target of an AJAX post, and returns
bgneal@89 253 the HTML for the new post, which the client-side script appends
bgneal@89 254 to the document.
bgneal@89 255 """
bgneal@90 256 if not request.user.is_authenticated():
bgneal@108 257 return HttpResponseForbidden('Please login or register to post.')
bgneal@90 258
bgneal@106 259 form = NewPostForm(request.POST)
bgneal@89 260 if form.is_valid():
bgneal@108 261 if not _can_post_in_topic(form.topic, request.user):
bgneal@108 262 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@100 263
bgneal@108 264 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@114 265 post.unread = True
bgneal@122 266 post.user_profile = request.user.get_profile()
bgneal@108 267 _bump_post_count(request.user)
bgneal@113 268 _update_last_visit(request.user, form.topic)
bgneal@89 269 return render_to_response('forums/display_post.html', {
bgneal@89 270 'post': post,
bgneal@113 271 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@120 272 'can_reply': True,
bgneal@89 273 },
bgneal@89 274 context_instance=RequestContext(request))
bgneal@89 275
bgneal@108 276 return HttpResponseBadRequest("Invalid post.");
bgneal@89 277
bgneal@91 278
bgneal@91 279 def goto_post(request, post_id):
bgneal@91 280 """
bgneal@91 281 This function calculates what page a given post is on, then redirects
bgneal@91 282 to that URL. This function is the target of get_absolute_url() for
bgneal@91 283 Post objects.
bgneal@91 284 """
bgneal@101 285 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@91 286 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@91 287 page = count / POSTS_PER_PAGE + 1
bgneal@91 288 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@91 289 '?page=%s#p%s' % (page, post.id)
bgneal@91 290 return HttpResponseRedirect(url)
bgneal@91 291
bgneal@98 292
bgneal@98 293 @require_POST
bgneal@98 294 def flag_post(request):
bgneal@98 295 """
bgneal@98 296 This function handles the flagging of posts by users. This function should
bgneal@98 297 be the target of an AJAX post.
bgneal@98 298 """
bgneal@98 299 if not request.user.is_authenticated():
bgneal@99 300 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@98 301
bgneal@98 302 id = request.POST.get('id')
bgneal@98 303 if id is None:
bgneal@98 304 return HttpResponseBadRequest('No post id')
bgneal@98 305
bgneal@98 306 try:
bgneal@98 307 post = Post.objects.get(pk=id)
bgneal@98 308 except Post.DoesNotExist:
bgneal@98 309 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@98 310
bgneal@98 311 flag = FlaggedPost(user=request.user, post=post)
bgneal@98 312 flag.save()
bgneal@98 313 email_admins('A Post Has Been Flagged', """Hello,
bgneal@98 314
bgneal@98 315 A user has flagged a forum post for review.
bgneal@98 316 """)
bgneal@98 317 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@98 318 'Thanks for helping to improve the discussions on this site.')
bgneal@106 319
bgneal@106 320
bgneal@106 321 @login_required
bgneal@106 322 def edit_post(request, id):
bgneal@106 323 """
bgneal@106 324 This view function allows authorized users to edit posts.
bgneal@106 325 The superuser, forum moderators, and original author can edit posts.
bgneal@106 326 """
bgneal@106 327 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@108 328
bgneal@109 329 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@108 330 can_edit = can_moderate or request.user == post.user
bgneal@106 331
bgneal@106 332 if not can_edit:
bgneal@106 333 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@106 334
bgneal@106 335 if request.method == "POST":
bgneal@106 336 form = PostForm(request.POST, instance=post)
bgneal@106 337 if form.is_valid():
bgneal@115 338 post = form.save(commit=False)
bgneal@115 339 post.touch()
bgneal@115 340 post.save()
bgneal@106 341 return HttpResponseRedirect(post.get_absolute_url())
bgneal@106 342 else:
bgneal@106 343 form = PostForm(instance=post)
bgneal@106 344
bgneal@123 345 post.user_profile = request.user.get_profile()
bgneal@123 346
bgneal@106 347 return render_to_response('forums/edit_post.html', {
bgneal@106 348 'forum': post.topic.forum,
bgneal@106 349 'topic': post.topic,
bgneal@106 350 'post': post,
bgneal@106 351 'form': form,
bgneal@108 352 'can_moderate': can_moderate,
bgneal@106 353 },
bgneal@106 354 context_instance=RequestContext(request))
bgneal@107 355
bgneal@107 356
bgneal@107 357 @require_POST
bgneal@107 358 def delete_post(request):
bgneal@107 359 """
bgneal@107 360 This view function allows superusers and forum moderators to delete posts.
bgneal@107 361 This function is the target of AJAX calls from the client.
bgneal@107 362 """
bgneal@107 363 if not request.user.is_authenticated():
bgneal@107 364 return HttpResponseForbidden('Please login to delete a post.')
bgneal@107 365
bgneal@107 366 id = request.POST.get('id')
bgneal@107 367 if id is None:
bgneal@107 368 return HttpResponseBadRequest('No post id')
bgneal@107 369
bgneal@107 370 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@107 371
bgneal@107 372 can_delete = request.user.is_superuser or \
bgneal@107 373 request.user in post.topic.forum.moderators.all()
bgneal@107 374
bgneal@107 375 if not can_delete:
bgneal@107 376 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@107 377
bgneal@147 378 delete_single_post(post)
bgneal@147 379 return HttpResponse("The post has been deleted.")
bgneal@147 380
bgneal@147 381
bgneal@147 382 def delete_single_post(post):
bgneal@147 383 """
bgneal@147 384 This function deletes a single post. It handles the case of where
bgneal@147 385 a post is the sole post in a topic by deleting the topic also. It
bgneal@147 386 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@147 387 to this post before deleting the post to avoid a cascading delete.
bgneal@147 388 """
bgneal@107 389 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@107 390 _delete_topic(post.topic)
bgneal@107 391 else:
bgneal@107 392 _delete_post(post)
bgneal@107 393
bgneal@107 394
bgneal@107 395 def _delete_post(post):
bgneal@107 396 """
bgneal@107 397 Internal function to delete a single post object.
bgneal@107 398 Decrements the post author's post count.
bgneal@107 399 Adjusts the parent topic and forum's last_post as needed.
bgneal@107 400 """
bgneal@107 401 # Adjust post creator's post count
bgneal@107 402 profile = post.user.get_profile()
bgneal@107 403 if profile.forum_post_count > 0:
bgneal@107 404 profile.forum_post_count -= 1
bgneal@107 405 profile.save()
bgneal@107 406
bgneal@107 407 # If this post is the last_post in a topic, we need to update
bgneal@107 408 # both the topic and parent forum's last post fields. If we don't
bgneal@107 409 # the cascading delete will delete them also!
bgneal@107 410
bgneal@107 411 topic = post.topic
bgneal@107 412 if topic.last_post == post:
bgneal@107 413 topic.last_post_pre_delete()
bgneal@107 414 topic.save()
bgneal@107 415
bgneal@107 416 forum = topic.forum
bgneal@107 417 if forum.last_post == post:
bgneal@107 418 forum.last_post_pre_delete()
bgneal@107 419 forum.save()
bgneal@107 420
bgneal@107 421 # Should be safe to delete the post now:
bgneal@107 422 post.delete()
bgneal@107 423
bgneal@107 424
bgneal@107 425 def _delete_topic(topic):
bgneal@107 426 """
bgneal@107 427 Internal function to delete an entire topic.
bgneal@107 428 Deletes the topic and all posts contained within.
bgneal@107 429 Adjusts the parent forum's last_post as needed.
bgneal@107 430 Note that we don't bother adjusting all the users'
bgneal@107 431 post counts as that doesn't seem to be worth the effort.
bgneal@107 432 """
bgneal@147 433 if topic.forum.last_post and topic.forum.last_post.topic == topic:
bgneal@107 434 topic.forum.last_post_pre_delete()
bgneal@107 435 topic.forum.save()
bgneal@107 436
bgneal@107 437 # It should be safe to just delete the topic now. This will
bgneal@107 438 # automatically delete all posts in the topic.
bgneal@107 439 topic.delete()
bgneal@108 440
bgneal@108 441
bgneal@108 442 @login_required
bgneal@108 443 def new_post(request, topic_id):
bgneal@108 444 """
bgneal@108 445 This function is the view for creating a normal, non-quick reply
bgneal@108 446 to a topic.
bgneal@108 447 """
bgneal@108 448 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@108 449 can_post = _can_post_in_topic(topic, request.user)
bgneal@108 450
bgneal@108 451 if can_post:
bgneal@108 452 if request.method == 'POST':
bgneal@108 453 form = PostForm(request.POST)
bgneal@108 454 if form.is_valid():
bgneal@108 455 post = form.save(commit=False)
bgneal@108 456 post.topic = topic
bgneal@108 457 post.user = request.user
bgneal@108 458 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@108 459 post.save()
bgneal@108 460 _bump_post_count(request.user)
bgneal@113 461 _update_last_visit(request.user, topic)
bgneal@108 462 return HttpResponseRedirect(post.get_absolute_url())
bgneal@108 463 else:
bgneal@108 464 quote_id = request.GET.get('quote')
bgneal@108 465 if quote_id:
bgneal@108 466 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@108 467 pk=quote_id)
bgneal@108 468 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@108 469 quote_post.body)})
bgneal@108 470 else:
bgneal@108 471 form = PostForm()
bgneal@108 472 else:
bgneal@108 473 form = None
bgneal@108 474
bgneal@108 475 return render_to_response('forums/new_post.html', {
bgneal@108 476 'forum': topic.forum,
bgneal@108 477 'topic': topic,
bgneal@108 478 'form': form,
bgneal@108 479 'can_post': can_post,
bgneal@108 480 },
bgneal@108 481 context_instance=RequestContext(request))
bgneal@108 482
bgneal@108 483
bgneal@109 484 @login_required
bgneal@109 485 def mod_topic_stick(request, id):
bgneal@109 486 """
bgneal@109 487 This view function is for moderators to toggle the sticky status of a topic.
bgneal@109 488 """
bgneal@109 489 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 490 if _can_moderate(topic.forum, request.user):
bgneal@109 491 topic.sticky = not topic.sticky
bgneal@109 492 topic.save()
bgneal@109 493 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 494
bgneal@110 495 return HttpResponseForbidden()
bgneal@109 496
bgneal@109 497
bgneal@109 498 @login_required
bgneal@109 499 def mod_topic_lock(request, id):
bgneal@109 500 """
bgneal@109 501 This view function is for moderators to toggle the locked status of a topic.
bgneal@109 502 """
bgneal@109 503 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 504 if _can_moderate(topic.forum, request.user):
bgneal@109 505 topic.locked = not topic.locked
bgneal@109 506 topic.save()
bgneal@109 507 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 508
bgneal@110 509 return HttpResponseForbidden()
bgneal@109 510
bgneal@109 511
bgneal@109 512 @login_required
bgneal@109 513 def mod_topic_delete(request, id):
bgneal@109 514 """
bgneal@109 515 This view function is for moderators to delete an entire topic.
bgneal@109 516 """
bgneal@109 517 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 518 if _can_moderate(topic.forum, request.user):
bgneal@109 519 forum_url = topic.forum.get_absolute_url()
bgneal@109 520 _delete_topic(topic)
bgneal@109 521 return HttpResponseRedirect(forum_url)
bgneal@109 522
bgneal@110 523 return HttpResponseForbidden()
bgneal@110 524
bgneal@110 525
bgneal@110 526 @login_required
bgneal@110 527 def mod_topic_move(request, id):
bgneal@110 528 """
bgneal@110 529 This view function is for moderators to move a topic to a different forum.
bgneal@110 530 """
bgneal@110 531 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@110 532 if not _can_moderate(topic.forum, request.user):
bgneal@110 533 return HttpResponseForbidden()
bgneal@110 534
bgneal@110 535 if request.method == 'POST':
bgneal@110 536 form = MoveTopicForm(request.user, request.POST)
bgneal@110 537 if form.is_valid():
bgneal@110 538 new_forum = form.cleaned_data['forums']
bgneal@110 539 old_forum = topic.forum
bgneal@111 540 _move_topic(topic, old_forum, new_forum)
bgneal@110 541 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@110 542 else:
bgneal@110 543 form = MoveTopicForm(request.user)
bgneal@110 544
bgneal@110 545 return render_to_response('forums/move_topic.html', {
bgneal@110 546 'forum': topic.forum,
bgneal@110 547 'topic': topic,
bgneal@110 548 'form': form,
bgneal@110 549 },
bgneal@110 550 context_instance=RequestContext(request))
bgneal@109 551
bgneal@109 552
bgneal@111 553 @login_required
bgneal@111 554 def mod_forum(request, slug):
bgneal@111 555 """
bgneal@111 556 Displays a view to allow moderators to perform various operations
bgneal@111 557 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@111 558 stickying and unstickying, moving, and deleting topics.
bgneal@111 559 """
bgneal@111 560 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@111 561 if not _can_moderate(forum, request.user):
bgneal@111 562 return HttpResponseForbidden()
bgneal@111 563
bgneal@111 564 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@111 565 paginator = create_topic_paginator(topics)
bgneal@167 566 page_num = get_page_num(request)
bgneal@111 567 try:
bgneal@111 568 page = paginator.page(page_num)
bgneal@111 569 except InvalidPage:
bgneal@111 570 raise Http404
bgneal@111 571
bgneal@111 572 # we do this for the template since it is rendered twice
bgneal@111 573 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 574 form = None
bgneal@111 575
bgneal@111 576 if request.method == 'POST':
bgneal@111 577 topic_ids = request.POST.getlist('topic_ids')
bgneal@111 578 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@111 579 url += '?page=%s' % page_num
bgneal@111 580
bgneal@111 581 if len(topic_ids):
bgneal@111 582 if request.POST.get('sticky'):
bgneal@111 583 _bulk_sticky(forum, topic_ids)
bgneal@111 584 return HttpResponseRedirect(url)
bgneal@111 585 elif request.POST.get('lock'):
bgneal@111 586 _bulk_lock(forum, topic_ids)
bgneal@111 587 return HttpResponseRedirect(url)
bgneal@111 588 elif request.POST.get('delete'):
bgneal@111 589 _bulk_delete(forum, topic_ids)
bgneal@111 590 return HttpResponseRedirect(url)
bgneal@111 591 elif request.POST.get('move'):
bgneal@111 592 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@111 593 if form.is_valid():
bgneal@111 594 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@111 595 return HttpResponseRedirect(url)
bgneal@111 596
bgneal@111 597 if form is None:
bgneal@111 598 form = MoveTopicForm(request.user, hide_label=True)
bgneal@111 599
bgneal@111 600 return render_to_response('forums/mod_forum.html', {
bgneal@111 601 'forum': forum,
bgneal@111 602 'page': page,
bgneal@111 603 'page_nav': page_nav,
bgneal@111 604 'form': form,
bgneal@111 605 },
bgneal@111 606 context_instance=RequestContext(request))
bgneal@111 607
bgneal@111 608
bgneal@113 609 @login_required
bgneal@113 610 @require_POST
bgneal@113 611 def forum_catchup(request, slug):
bgneal@113 612 """
bgneal@113 613 This view marks all the topics in the forum as being read.
bgneal@113 614 """
bgneal@113 615 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@113 616
bgneal@113 617 if not forum.category.can_access(request.user):
bgneal@113 618 return HttpResponseForbidden()
bgneal@113 619
bgneal@113 620 forum.catchup(request.user)
bgneal@113 621 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@113 622
bgneal@113 623
bgneal@115 624 @login_required
bgneal@115 625 def mod_topic_split(request, id):
bgneal@115 626 """
bgneal@115 627 This view function allows moderators to split posts off to a new topic.
bgneal@115 628 """
bgneal@115 629 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@115 630 if not _can_moderate(topic.forum, request.user):
bgneal@115 631 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 632
bgneal@115 633 if request.method == "POST":
bgneal@115 634 form = SplitTopicForm(request.user, request.POST)
bgneal@115 635 if form.is_valid():
bgneal@115 636 if form.split_at:
bgneal@115 637 _split_topic_at(topic, form.post_ids[0],
bgneal@115 638 form.cleaned_data['forums'],
bgneal@115 639 form.cleaned_data['name'])
bgneal@115 640 else:
bgneal@115 641 _split_topic(topic, form.post_ids,
bgneal@115 642 form.cleaned_data['forums'],
bgneal@115 643 form.cleaned_data['name'])
bgneal@115 644
bgneal@115 645 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 646 else:
bgneal@115 647 form = SplitTopicForm(request.user)
bgneal@115 648
bgneal@115 649 posts = topic.posts.select_related()
bgneal@115 650
bgneal@115 651 return render_to_response('forums/mod_split_topic.html', {
bgneal@115 652 'forum': topic.forum,
bgneal@115 653 'topic': topic,
bgneal@115 654 'posts': posts,
bgneal@115 655 'form': form,
bgneal@115 656 },
bgneal@115 657 context_instance=RequestContext(request))
bgneal@115 658
bgneal@115 659
bgneal@167 660 @login_required
bgneal@167 661 def unread_topics(request):
bgneal@168 662 """Displays the topics with unread posts for a given user."""
bgneal@168 663
bgneal@167 664 topics = get_unread_topics(request.user)
bgneal@167 665
bgneal@167 666 paginator = create_topic_paginator(topics)
bgneal@167 667 page_num = get_page_num(request)
bgneal@167 668 try:
bgneal@167 669 page = paginator.page(page_num)
bgneal@167 670 except InvalidPage:
bgneal@167 671 raise Http404
bgneal@167 672
bgneal@167 673 attach_topic_page_ranges(page.object_list)
bgneal@167 674
bgneal@167 675 # we do this for the template since it is rendered twice
bgneal@167 676 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@167 677
bgneal@167 678 return render_to_response('forums/topic_list.html', {
bgneal@167 679 'title': 'Topics With Unread Posts',
bgneal@167 680 'page': page,
bgneal@167 681 'page_nav': page_nav,
bgneal@167 682 },
bgneal@167 683 context_instance=RequestContext(request))
bgneal@167 684
bgneal@167 685
bgneal@168 686 def unanswered_topics(request):
bgneal@168 687 """Displays the topics with no replies."""
bgneal@168 688
bgneal@168 689 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@168 690 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@168 691 post_count=1).select_related(
bgneal@168 692 'forum', 'user', 'last_post', 'last_post__user')
bgneal@168 693
bgneal@168 694 paginator = create_topic_paginator(topics)
bgneal@168 695 page_num = get_page_num(request)
bgneal@168 696 try:
bgneal@168 697 page = paginator.page(page_num)
bgneal@168 698 except InvalidPage:
bgneal@168 699 raise Http404
bgneal@168 700
bgneal@168 701 attach_topic_page_ranges(page.object_list)
bgneal@168 702
bgneal@168 703 # we do this for the template since it is rendered twice
bgneal@168 704 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@168 705
bgneal@168 706 return render_to_response('forums/topic_list.html', {
bgneal@168 707 'title': 'Unanswered Topics',
bgneal@168 708 'page': page,
bgneal@168 709 'page_nav': page_nav,
bgneal@168 710 },
bgneal@168 711 context_instance=RequestContext(request))
bgneal@168 712
bgneal@168 713
bgneal@169 714 @login_required
bgneal@169 715 def my_posts(request):
bgneal@169 716 """Displays a list of posts the requesting user made."""
bgneal@169 717
bgneal@169 718 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@169 719 posts = Post.objects.filter(user=request.user,
bgneal@169 720 topic__forum__id__in=forum_ids).order_by(
bgneal@169 721 '-creation_date').select_related()
bgneal@169 722
bgneal@169 723 paginator = create_post_paginator(posts)
bgneal@169 724 page_num = get_page_num(request)
bgneal@169 725 try:
bgneal@169 726 page = paginator.page(page_num)
bgneal@169 727 except InvalidPage:
bgneal@169 728 raise Http404
bgneal@169 729
bgneal@169 730 # we do this for the template since it is rendered twice
bgneal@169 731 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@169 732
bgneal@169 733 return render_to_response('forums/post_list.html', {
bgneal@169 734 'title': 'My Posts',
bgneal@169 735 'page': page,
bgneal@169 736 'page_nav': page_nav,
bgneal@169 737 },
bgneal@169 738 context_instance=RequestContext(request))
bgneal@169 739
bgneal@169 740
bgneal@109 741 def _can_moderate(forum, user):
bgneal@109 742 """
bgneal@109 743 Determines if a user has permission to moderate a given forum.
bgneal@109 744 """
bgneal@109 745 return user.is_authenticated() and (
bgneal@109 746 user.is_superuser or user in forum.moderators.all())
bgneal@109 747
bgneal@109 748
bgneal@108 749 def _can_post_in_topic(topic, user):
bgneal@108 750 """
bgneal@108 751 This function returns true if the given user can post in the given topic
bgneal@108 752 and false otherwise.
bgneal@108 753 """
bgneal@108 754 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@108 755 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@108 756
bgneal@108 757
bgneal@108 758 def _bump_post_count(user):
bgneal@108 759 """
bgneal@108 760 Increments the forum_post_count for the given user.
bgneal@108 761 """
bgneal@108 762 profile = user.get_profile()
bgneal@108 763 profile.forum_post_count += 1
bgneal@108 764 profile.save()
bgneal@108 765
bgneal@108 766
bgneal@108 767 def _quote_message(who, message):
bgneal@111 768 """
bgneal@111 769 Builds a message reply by quoting the existing message in a
bgneal@111 770 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@111 771 """
bgneal@111 772 header = '*%s wrote:*\n\n' % (who, )
bgneal@111 773 lines = wrap(message, 55).split('\n')
bgneal@111 774 for i, line in enumerate(lines):
bgneal@111 775 lines[i] = '> ' + line
bgneal@111 776 return header + '\n'.join(lines)
bgneal@111 777
bgneal@111 778
bgneal@111 779 def _move_topic(topic, old_forum, new_forum):
bgneal@111 780 if new_forum != old_forum:
bgneal@111 781 topic.forum = new_forum
bgneal@111 782 topic.save()
bgneal@111 783 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@112 784 old_forum.sync()
bgneal@111 785 old_forum.save()
bgneal@112 786 new_forum.sync()
bgneal@111 787 new_forum.save()
bgneal@111 788
bgneal@111 789
bgneal@111 790 def _bulk_sticky(forum, topic_ids):
bgneal@111 791 """
bgneal@111 792 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@111 793 """
bgneal@111 794 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 795 for topic in topics:
bgneal@111 796 if topic.forum == forum:
bgneal@111 797 topic.sticky = not topic.sticky
bgneal@111 798 topic.save()
bgneal@111 799
bgneal@111 800
bgneal@111 801 def _bulk_lock(forum, topic_ids):
bgneal@111 802 """
bgneal@111 803 Performs a toggle on the locked status for a given list of topic ids.
bgneal@111 804 """
bgneal@111 805 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 806 for topic in topics:
bgneal@111 807 if topic.forum == forum:
bgneal@111 808 topic.locked = not topic.locked
bgneal@111 809 topic.save()
bgneal@111 810
bgneal@111 811
bgneal@111 812 def _bulk_delete(forum, topic_ids):
bgneal@111 813 """
bgneal@111 814 Deletes the list of topics.
bgneal@111 815 """
bgneal@111 816 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 817 for topic in topics:
bgneal@111 818 if topic.forum == forum:
bgneal@111 819 _delete_topic(topic)
bgneal@111 820
bgneal@111 821
bgneal@111 822 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@111 823 """
bgneal@111 824 Moves the list of topics to a new forum.
bgneal@111 825 """
bgneal@111 826 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 827 for topic in topics:
bgneal@111 828 if topic.forum == old_forum:
bgneal@111 829 _move_topic(topic, old_forum, new_forum)
bgneal@111 830
bgneal@113 831
bgneal@113 832 def _update_last_visit(user, topic):
bgneal@113 833 """
bgneal@113 834 Does the bookkeeping for the last visit status for the user to the
bgneal@113 835 topic/forum.
bgneal@113 836 """
bgneal@113 837 now = datetime.datetime.now()
bgneal@113 838 try:
bgneal@113 839 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@113 840 except ForumLastVisit.DoesNotExist:
bgneal@113 841 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@113 842 flv.begin_date = now
bgneal@113 843
bgneal@113 844 flv.end_date = now
bgneal@113 845 flv.save()
bgneal@113 846
bgneal@113 847 if topic.update_date > flv.begin_date:
bgneal@113 848 try:
bgneal@113 849 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@113 850 except TopicLastVisit.DoesNotExist:
bgneal@113 851 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@113 852
bgneal@113 853 tlv.touch()
bgneal@113 854 tlv.save()
bgneal@113 855
bgneal@115 856
bgneal@115 857 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@115 858 """
bgneal@115 859 This function splits the post given by post_id and all posts that come
bgneal@115 860 after it in the given topic to a new topic in a new forum.
bgneal@115 861 It is assumed the caller has been checked for moderator rights.
bgneal@115 862 """
bgneal@115 863 post = get_object_or_404(Post, id=post_id)
bgneal@115 864 if post.topic == topic:
bgneal@115 865 post_ids = Post.objects.filter(topic=topic,
bgneal@115 866 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@115 867 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@115 868
bgneal@115 869
bgneal@115 870 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@115 871 """
bgneal@115 872 This function splits the posts given by the post_ids list in the
bgneal@115 873 given topic to a new topic in a new forum.
bgneal@115 874 It is assumed the caller has been checked for moderator rights.
bgneal@115 875 """
bgneal@115 876 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@115 877 if len(posts) > 0:
bgneal@115 878 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@115 879 new_topic.save()
bgneal@115 880 for post in posts:
bgneal@115 881 post.topic = new_topic
bgneal@115 882 post.save()
bgneal@115 883
bgneal@115 884 topic.post_count_update()
bgneal@115 885 topic.save()
bgneal@115 886 new_topic.post_count_update()
bgneal@115 887 new_topic.save()
bgneal@115 888 topic.forum.sync()
bgneal@115 889 topic.forum.save()
bgneal@115 890 new_forum.sync()
bgneal@115 891 new_forum.save()