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annotate gpp/forums/views.py @ 117:a3633f39f3ce

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Forums: pre-select all the user profiles when displaying a topic. As it was, the template was calling get_user_profile which was causing a db hit on every post in the topic.
author Brian Neal <bgneal@gmail.com>
date Fri, 23 Oct 2009 03:09:33 +0000
parents 0ce0104c7df3
children f8f4514b806a
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@97 16 from django.template.loader import render_to_string
bgneal@81 17 from django.template import RequestContext
bgneal@89 18 from django.views.decorators.http import require_POST
bgneal@108 19 from django.utils.text import wrap
bgneal@81 20
bgneal@90 21 from core.paginator import DiggPaginator
bgneal@98 22 from core.functions import email_admins
bgneal@113 23 from forums.models import Forum, Topic, Post, FlaggedPost, TopicLastVisit, \
bgneal@113 24 ForumLastVisit
bgneal@115 25 from forums.forms import NewTopicForm, NewPostForm, PostForm, MoveTopicForm, \
bgneal@115 26 SplitTopicForm
bgneal@114 27 from forums.unread import get_forum_unread_status, get_topic_unread_status, \
bgneal@114 28 get_post_unread_status
bgneal@81 29
bgneal@117 30 from bio.models import UserProfile
bgneal@90 31 #######################################################################
bgneal@90 32
bgneal@93 33 TOPICS_PER_PAGE = 50
bgneal@113 34 POSTS_PER_PAGE = 20
bgneal@90 35
bgneal@93 36 def create_topic_paginator(topics):
bgneal@93 37 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@93 38
bgneal@93 39 def create_post_paginator(posts):
bgneal@93 40 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@90 41
bgneal@90 42 #######################################################################
bgneal@81 43
bgneal@81 44 def index(request):
bgneal@82 45 """
bgneal@82 46 This view displays all the forums available, ordered in each category.
bgneal@82 47 """
bgneal@100 48 forums = Forum.objects.forums_for_user(request.user)
bgneal@113 49 get_forum_unread_status(forums, request.user)
bgneal@81 50 cats = {}
bgneal@81 51 for forum in forums:
bgneal@81 52 cat = cats.setdefault(forum.category.id, {
bgneal@81 53 'cat': forum.category,
bgneal@81 54 'forums': [],
bgneal@81 55 })
bgneal@81 56 cat['forums'].append(forum)
bgneal@81 57
bgneal@81 58 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@81 59 cats = sorted(cats.values(), cmpdef)
bgneal@81 60
bgneal@81 61 return render_to_response('forums/index.html', {
bgneal@81 62 'cats': cats,
bgneal@81 63 },
bgneal@81 64 context_instance=RequestContext(request))
bgneal@81 65
bgneal@82 66
bgneal@81 67 def forum_index(request, slug):
bgneal@82 68 """
bgneal@82 69 Displays all the topics in a forum.
bgneal@82 70 """
bgneal@101 71 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 72
bgneal@100 73 if not forum.category.can_access(request.user):
bgneal@100 74 return HttpResponseForbidden()
bgneal@100 75
bgneal@107 76 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@114 77 get_topic_unread_status(forum, topics, request.user)
bgneal@114 78
bgneal@93 79 paginator = create_topic_paginator(topics)
bgneal@93 80 page_num = int(request.GET.get('page', 1))
bgneal@93 81 try:
bgneal@93 82 page = paginator.page(page_num)
bgneal@93 83 except InvalidPage:
bgneal@93 84 raise Http404
bgneal@97 85
bgneal@97 86 # we do this for the template since it is rendered twice
bgneal@97 87 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 88
bgneal@111 89 can_moderate = _can_moderate(forum, request.user)
bgneal@82 90
bgneal@82 91 return render_to_response('forums/forum_index.html', {
bgneal@82 92 'forum': forum,
bgneal@93 93 'page': page,
bgneal@97 94 'page_nav': page_nav,
bgneal@111 95 'can_moderate': can_moderate,
bgneal@82 96 },
bgneal@82 97 context_instance=RequestContext(request))
bgneal@82 98
bgneal@82 99
bgneal@82 100 def topic_index(request, id):
bgneal@82 101 """
bgneal@82 102 Displays all the posts in a topic.
bgneal@82 103 """
bgneal@101 104 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@100 105
bgneal@100 106 if not topic.forum.category.can_access(request.user):
bgneal@100 107 return HttpResponseForbidden()
bgneal@100 108
bgneal@86 109 topic.view_count += 1
bgneal@86 110 topic.save()
bgneal@86 111
bgneal@86 112 posts = topic.posts.select_related()
bgneal@114 113
bgneal@93 114 paginator = create_post_paginator(posts)
bgneal@93 115 page_num = int(request.GET.get('page', 1))
bgneal@90 116 try:
bgneal@90 117 page = paginator.page(page_num)
bgneal@90 118 except InvalidPage:
bgneal@90 119 raise Http404
bgneal@117 120 get_post_unread_status(topic, page.object_list, request.user)
bgneal@117 121
bgneal@117 122 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@117 123 # the template.
bgneal@117 124 users = set(post.user.id for post in page.object_list)
bgneal@117 125
bgneal@117 126 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@117 127 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@117 128
bgneal@117 129 for post in page.object_list:
bgneal@117 130 post.user_profile = user_profiles[post.user.id]
bgneal@90 131
bgneal@90 132 last_page = page_num == paginator.num_pages
bgneal@86 133
bgneal@113 134 if request.user.is_authenticated() and last_page:
bgneal@113 135 _update_last_visit(request.user, topic)
bgneal@113 136
bgneal@97 137 # we do this for the template since it is rendered twice
bgneal@97 138 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@97 139
bgneal@109 140 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@104 141
bgneal@104 142 can_reply = request.user.is_authenticated() and (
bgneal@104 143 not topic.locked or can_moderate)
bgneal@104 144
bgneal@86 145 return render_to_response('forums/topic.html', {
bgneal@86 146 'forum': topic.forum,
bgneal@86 147 'topic': topic,
bgneal@90 148 'page': page,
bgneal@97 149 'page_nav': page_nav,
bgneal@87 150 'last_page': last_page,
bgneal@104 151 'can_moderate': can_moderate,
bgneal@104 152 'can_reply': can_reply,
bgneal@106 153 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@86 154 },
bgneal@86 155 context_instance=RequestContext(request))
bgneal@83 156
bgneal@83 157
bgneal@83 158 @login_required
bgneal@83 159 def new_topic(request, slug):
bgneal@83 160 """
bgneal@83 161 This view handles the creation of new topics.
bgneal@83 162 """
bgneal@101 163 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 164
bgneal@100 165 if not forum.category.can_access(request.user):
bgneal@100 166 return HttpResponseForbidden()
bgneal@100 167
bgneal@83 168 if request.method == 'POST':
bgneal@102 169 form = NewTopicForm(request.user, forum, request.POST)
bgneal@83 170 if form.is_valid():
bgneal@102 171 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@108 172 _bump_post_count(request.user)
bgneal@83 173 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@83 174 kwargs={'tid': topic.pk}))
bgneal@83 175 else:
bgneal@102 176 form = NewTopicForm(request.user, forum)
bgneal@83 177
bgneal@83 178 return render_to_response('forums/new_topic.html', {
bgneal@83 179 'forum': forum,
bgneal@83 180 'form': form,
bgneal@83 181 },
bgneal@83 182 context_instance=RequestContext(request))
bgneal@83 183
bgneal@83 184
bgneal@83 185 @login_required
bgneal@83 186 def new_topic_thanks(request, tid):
bgneal@83 187 """
bgneal@83 188 This view displays the success page for a newly created topic.
bgneal@83 189 """
bgneal@101 190 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@83 191 return render_to_response('forums/new_topic_thanks.html', {
bgneal@83 192 'forum': topic.forum,
bgneal@83 193 'topic': topic,
bgneal@83 194 },
bgneal@83 195 context_instance=RequestContext(request))
bgneal@89 196
bgneal@89 197
bgneal@89 198 @require_POST
bgneal@89 199 def quick_reply_ajax(request):
bgneal@89 200 """
bgneal@89 201 This function handles the quick reply to a thread function. This
bgneal@89 202 function is meant to be the target of an AJAX post, and returns
bgneal@89 203 the HTML for the new post, which the client-side script appends
bgneal@89 204 to the document.
bgneal@89 205 """
bgneal@90 206 if not request.user.is_authenticated():
bgneal@108 207 return HttpResponseForbidden('Please login or register to post.')
bgneal@90 208
bgneal@106 209 form = NewPostForm(request.POST)
bgneal@89 210 if form.is_valid():
bgneal@108 211 if not _can_post_in_topic(form.topic, request.user):
bgneal@108 212 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@100 213
bgneal@108 214 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@114 215 post.unread = True
bgneal@108 216 _bump_post_count(request.user)
bgneal@113 217 _update_last_visit(request.user, form.topic)
bgneal@89 218 return render_to_response('forums/display_post.html', {
bgneal@89 219 'post': post,
bgneal@113 220 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@89 221 },
bgneal@89 222 context_instance=RequestContext(request))
bgneal@89 223
bgneal@108 224 return HttpResponseBadRequest("Invalid post.");
bgneal@89 225
bgneal@91 226
bgneal@91 227 def goto_post(request, post_id):
bgneal@91 228 """
bgneal@91 229 This function calculates what page a given post is on, then redirects
bgneal@91 230 to that URL. This function is the target of get_absolute_url() for
bgneal@91 231 Post objects.
bgneal@91 232 """
bgneal@101 233 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@91 234 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@91 235 page = count / POSTS_PER_PAGE + 1
bgneal@91 236 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@91 237 '?page=%s#p%s' % (page, post.id)
bgneal@91 238 return HttpResponseRedirect(url)
bgneal@91 239
bgneal@98 240
bgneal@98 241 @require_POST
bgneal@98 242 def flag_post(request):
bgneal@98 243 """
bgneal@98 244 This function handles the flagging of posts by users. This function should
bgneal@98 245 be the target of an AJAX post.
bgneal@98 246 """
bgneal@98 247 if not request.user.is_authenticated():
bgneal@99 248 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@98 249
bgneal@98 250 id = request.POST.get('id')
bgneal@98 251 if id is None:
bgneal@98 252 return HttpResponseBadRequest('No post id')
bgneal@98 253
bgneal@98 254 try:
bgneal@98 255 post = Post.objects.get(pk=id)
bgneal@98 256 except Post.DoesNotExist:
bgneal@98 257 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@98 258
bgneal@98 259 flag = FlaggedPost(user=request.user, post=post)
bgneal@98 260 flag.save()
bgneal@98 261 email_admins('A Post Has Been Flagged', """Hello,
bgneal@98 262
bgneal@98 263 A user has flagged a forum post for review.
bgneal@98 264 """)
bgneal@98 265 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@98 266 'Thanks for helping to improve the discussions on this site.')
bgneal@106 267
bgneal@106 268
bgneal@106 269 @login_required
bgneal@106 270 def edit_post(request, id):
bgneal@106 271 """
bgneal@106 272 This view function allows authorized users to edit posts.
bgneal@106 273 The superuser, forum moderators, and original author can edit posts.
bgneal@106 274 """
bgneal@106 275 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@108 276
bgneal@109 277 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@108 278 can_edit = can_moderate or request.user == post.user
bgneal@106 279
bgneal@106 280 if not can_edit:
bgneal@106 281 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@106 282
bgneal@106 283 if request.method == "POST":
bgneal@106 284 form = PostForm(request.POST, instance=post)
bgneal@106 285 if form.is_valid():
bgneal@115 286 post = form.save(commit=False)
bgneal@115 287 post.touch()
bgneal@115 288 post.save()
bgneal@106 289 return HttpResponseRedirect(post.get_absolute_url())
bgneal@106 290 else:
bgneal@106 291 form = PostForm(instance=post)
bgneal@106 292
bgneal@106 293 return render_to_response('forums/edit_post.html', {
bgneal@106 294 'forum': post.topic.forum,
bgneal@106 295 'topic': post.topic,
bgneal@106 296 'post': post,
bgneal@106 297 'form': form,
bgneal@108 298 'can_moderate': can_moderate,
bgneal@106 299 },
bgneal@106 300 context_instance=RequestContext(request))
bgneal@107 301
bgneal@107 302
bgneal@107 303 @require_POST
bgneal@107 304 def delete_post(request):
bgneal@107 305 """
bgneal@107 306 This view function allows superusers and forum moderators to delete posts.
bgneal@107 307 This function is the target of AJAX calls from the client.
bgneal@107 308 """
bgneal@107 309 if not request.user.is_authenticated():
bgneal@107 310 return HttpResponseForbidden('Please login to delete a post.')
bgneal@107 311
bgneal@107 312 id = request.POST.get('id')
bgneal@107 313 if id is None:
bgneal@107 314 return HttpResponseBadRequest('No post id')
bgneal@107 315
bgneal@107 316 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@107 317
bgneal@107 318 can_delete = request.user.is_superuser or \
bgneal@107 319 request.user in post.topic.forum.moderators.all()
bgneal@107 320
bgneal@107 321 if not can_delete:
bgneal@107 322 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@107 323
bgneal@107 324 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@107 325 _delete_topic(post.topic)
bgneal@107 326 else:
bgneal@107 327 _delete_post(post)
bgneal@107 328
bgneal@107 329 return HttpResponse("The post has been deleted.")
bgneal@107 330
bgneal@107 331
bgneal@107 332 def _delete_post(post):
bgneal@107 333 """
bgneal@107 334 Internal function to delete a single post object.
bgneal@107 335 Decrements the post author's post count.
bgneal@107 336 Adjusts the parent topic and forum's last_post as needed.
bgneal@107 337 """
bgneal@107 338 # Adjust post creator's post count
bgneal@107 339 profile = post.user.get_profile()
bgneal@107 340 if profile.forum_post_count > 0:
bgneal@107 341 profile.forum_post_count -= 1
bgneal@107 342 profile.save()
bgneal@107 343
bgneal@107 344 # If this post is the last_post in a topic, we need to update
bgneal@107 345 # both the topic and parent forum's last post fields. If we don't
bgneal@107 346 # the cascading delete will delete them also!
bgneal@107 347
bgneal@107 348 topic = post.topic
bgneal@107 349 if topic.last_post == post:
bgneal@107 350 topic.last_post_pre_delete()
bgneal@107 351 topic.save()
bgneal@107 352
bgneal@107 353 forum = topic.forum
bgneal@107 354 if forum.last_post == post:
bgneal@107 355 forum.last_post_pre_delete()
bgneal@107 356 forum.save()
bgneal@107 357
bgneal@107 358 # Should be safe to delete the post now:
bgneal@107 359 post.delete()
bgneal@107 360
bgneal@107 361
bgneal@107 362 def _delete_topic(topic):
bgneal@107 363 """
bgneal@107 364 Internal function to delete an entire topic.
bgneal@107 365 Deletes the topic and all posts contained within.
bgneal@107 366 Adjusts the parent forum's last_post as needed.
bgneal@107 367 Note that we don't bother adjusting all the users'
bgneal@107 368 post counts as that doesn't seem to be worth the effort.
bgneal@107 369 """
bgneal@107 370 if topic.forum.last_post.topic == topic:
bgneal@107 371 topic.forum.last_post_pre_delete()
bgneal@107 372 topic.forum.save()
bgneal@107 373
bgneal@107 374 # It should be safe to just delete the topic now. This will
bgneal@107 375 # automatically delete all posts in the topic.
bgneal@107 376 topic.delete()
bgneal@108 377
bgneal@108 378
bgneal@108 379 @login_required
bgneal@108 380 def new_post(request, topic_id):
bgneal@108 381 """
bgneal@108 382 This function is the view for creating a normal, non-quick reply
bgneal@108 383 to a topic.
bgneal@108 384 """
bgneal@108 385 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@108 386 can_post = _can_post_in_topic(topic, request.user)
bgneal@108 387
bgneal@108 388 if can_post:
bgneal@108 389 if request.method == 'POST':
bgneal@108 390 form = PostForm(request.POST)
bgneal@108 391 if form.is_valid():
bgneal@108 392 post = form.save(commit=False)
bgneal@108 393 post.topic = topic
bgneal@108 394 post.user = request.user
bgneal@108 395 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@108 396 post.save()
bgneal@108 397 _bump_post_count(request.user)
bgneal@113 398 _update_last_visit(request.user, topic)
bgneal@108 399 return HttpResponseRedirect(post.get_absolute_url())
bgneal@108 400 else:
bgneal@108 401 quote_id = request.GET.get('quote')
bgneal@108 402 if quote_id:
bgneal@108 403 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@108 404 pk=quote_id)
bgneal@108 405 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@108 406 quote_post.body)})
bgneal@108 407 else:
bgneal@108 408 form = PostForm()
bgneal@108 409 else:
bgneal@108 410 form = None
bgneal@108 411
bgneal@108 412 return render_to_response('forums/new_post.html', {
bgneal@108 413 'forum': topic.forum,
bgneal@108 414 'topic': topic,
bgneal@108 415 'form': form,
bgneal@108 416 'can_post': can_post,
bgneal@108 417 },
bgneal@108 418 context_instance=RequestContext(request))
bgneal@108 419
bgneal@108 420
bgneal@109 421 @login_required
bgneal@109 422 def mod_topic_stick(request, id):
bgneal@109 423 """
bgneal@109 424 This view function is for moderators to toggle the sticky status of a topic.
bgneal@109 425 """
bgneal@109 426 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 427 if _can_moderate(topic.forum, request.user):
bgneal@109 428 topic.sticky = not topic.sticky
bgneal@109 429 topic.save()
bgneal@109 430 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 431
bgneal@110 432 return HttpResponseForbidden()
bgneal@109 433
bgneal@109 434
bgneal@109 435 @login_required
bgneal@109 436 def mod_topic_lock(request, id):
bgneal@109 437 """
bgneal@109 438 This view function is for moderators to toggle the locked status of a topic.
bgneal@109 439 """
bgneal@109 440 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 441 if _can_moderate(topic.forum, request.user):
bgneal@109 442 topic.locked = not topic.locked
bgneal@109 443 topic.save()
bgneal@109 444 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 445
bgneal@110 446 return HttpResponseForbidden()
bgneal@109 447
bgneal@109 448
bgneal@109 449 @login_required
bgneal@109 450 def mod_topic_delete(request, id):
bgneal@109 451 """
bgneal@109 452 This view function is for moderators to delete an entire topic.
bgneal@109 453 """
bgneal@109 454 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 455 if _can_moderate(topic.forum, request.user):
bgneal@109 456 forum_url = topic.forum.get_absolute_url()
bgneal@109 457 _delete_topic(topic)
bgneal@109 458 return HttpResponseRedirect(forum_url)
bgneal@109 459
bgneal@110 460 return HttpResponseForbidden()
bgneal@110 461
bgneal@110 462
bgneal@110 463 @login_required
bgneal@110 464 def mod_topic_move(request, id):
bgneal@110 465 """
bgneal@110 466 This view function is for moderators to move a topic to a different forum.
bgneal@110 467 """
bgneal@110 468 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@110 469 if not _can_moderate(topic.forum, request.user):
bgneal@110 470 return HttpResponseForbidden()
bgneal@110 471
bgneal@110 472 if request.method == 'POST':
bgneal@110 473 form = MoveTopicForm(request.user, request.POST)
bgneal@110 474 if form.is_valid():
bgneal@110 475 new_forum = form.cleaned_data['forums']
bgneal@110 476 old_forum = topic.forum
bgneal@111 477 _move_topic(topic, old_forum, new_forum)
bgneal@110 478 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@110 479 else:
bgneal@110 480 form = MoveTopicForm(request.user)
bgneal@110 481
bgneal@110 482 return render_to_response('forums/move_topic.html', {
bgneal@110 483 'forum': topic.forum,
bgneal@110 484 'topic': topic,
bgneal@110 485 'form': form,
bgneal@110 486 },
bgneal@110 487 context_instance=RequestContext(request))
bgneal@109 488
bgneal@109 489
bgneal@111 490 @login_required
bgneal@111 491 def mod_forum(request, slug):
bgneal@111 492 """
bgneal@111 493 Displays a view to allow moderators to perform various operations
bgneal@111 494 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@111 495 stickying and unstickying, moving, and deleting topics.
bgneal@111 496 """
bgneal@111 497 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@111 498 if not _can_moderate(forum, request.user):
bgneal@111 499 return HttpResponseForbidden()
bgneal@111 500
bgneal@111 501 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@111 502 paginator = create_topic_paginator(topics)
bgneal@111 503 page_num = int(request.REQUEST.get('page', 1))
bgneal@111 504 try:
bgneal@111 505 page = paginator.page(page_num)
bgneal@111 506 except InvalidPage:
bgneal@111 507 raise Http404
bgneal@111 508
bgneal@111 509 # we do this for the template since it is rendered twice
bgneal@111 510 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 511 form = None
bgneal@111 512
bgneal@111 513 if request.method == 'POST':
bgneal@111 514 topic_ids = request.POST.getlist('topic_ids')
bgneal@111 515 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@111 516 url += '?page=%s' % page_num
bgneal@111 517
bgneal@111 518 if len(topic_ids):
bgneal@111 519 if request.POST.get('sticky'):
bgneal@111 520 _bulk_sticky(forum, topic_ids)
bgneal@111 521 return HttpResponseRedirect(url)
bgneal@111 522 elif request.POST.get('lock'):
bgneal@111 523 _bulk_lock(forum, topic_ids)
bgneal@111 524 return HttpResponseRedirect(url)
bgneal@111 525 elif request.POST.get('delete'):
bgneal@111 526 _bulk_delete(forum, topic_ids)
bgneal@111 527 return HttpResponseRedirect(url)
bgneal@111 528 elif request.POST.get('move'):
bgneal@111 529 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@111 530 if form.is_valid():
bgneal@111 531 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@111 532 return HttpResponseRedirect(url)
bgneal@111 533
bgneal@111 534 if form is None:
bgneal@111 535 form = MoveTopicForm(request.user, hide_label=True)
bgneal@111 536
bgneal@111 537 return render_to_response('forums/mod_forum.html', {
bgneal@111 538 'forum': forum,
bgneal@111 539 'page': page,
bgneal@111 540 'page_nav': page_nav,
bgneal@111 541 'form': form,
bgneal@111 542 },
bgneal@111 543 context_instance=RequestContext(request))
bgneal@111 544
bgneal@111 545
bgneal@113 546 @login_required
bgneal@113 547 @require_POST
bgneal@113 548 def forum_catchup(request, slug):
bgneal@113 549 """
bgneal@113 550 This view marks all the topics in the forum as being read.
bgneal@113 551 """
bgneal@113 552 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@113 553
bgneal@113 554 if not forum.category.can_access(request.user):
bgneal@113 555 return HttpResponseForbidden()
bgneal@113 556
bgneal@113 557 forum.catchup(request.user)
bgneal@113 558 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@113 559
bgneal@113 560
bgneal@115 561 @login_required
bgneal@115 562 def mod_topic_split(request, id):
bgneal@115 563 """
bgneal@115 564 This view function allows moderators to split posts off to a new topic.
bgneal@115 565 """
bgneal@115 566 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@115 567 if not _can_moderate(topic.forum, request.user):
bgneal@115 568 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 569
bgneal@115 570 if request.method == "POST":
bgneal@115 571 form = SplitTopicForm(request.user, request.POST)
bgneal@115 572 if form.is_valid():
bgneal@115 573 if form.split_at:
bgneal@115 574 _split_topic_at(topic, form.post_ids[0],
bgneal@115 575 form.cleaned_data['forums'],
bgneal@115 576 form.cleaned_data['name'])
bgneal@115 577 else:
bgneal@115 578 _split_topic(topic, form.post_ids,
bgneal@115 579 form.cleaned_data['forums'],
bgneal@115 580 form.cleaned_data['name'])
bgneal@115 581
bgneal@115 582 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 583 else:
bgneal@115 584 form = SplitTopicForm(request.user)
bgneal@115 585
bgneal@115 586 posts = topic.posts.select_related()
bgneal@115 587
bgneal@115 588 return render_to_response('forums/mod_split_topic.html', {
bgneal@115 589 'forum': topic.forum,
bgneal@115 590 'topic': topic,
bgneal@115 591 'posts': posts,
bgneal@115 592 'form': form,
bgneal@115 593 },
bgneal@115 594 context_instance=RequestContext(request))
bgneal@115 595
bgneal@115 596
bgneal@109 597 def _can_moderate(forum, user):
bgneal@109 598 """
bgneal@109 599 Determines if a user has permission to moderate a given forum.
bgneal@109 600 """
bgneal@109 601 return user.is_authenticated() and (
bgneal@109 602 user.is_superuser or user in forum.moderators.all())
bgneal@109 603
bgneal@109 604
bgneal@108 605 def _can_post_in_topic(topic, user):
bgneal@108 606 """
bgneal@108 607 This function returns true if the given user can post in the given topic
bgneal@108 608 and false otherwise.
bgneal@108 609 """
bgneal@108 610 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@108 611 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@108 612
bgneal@108 613
bgneal@108 614 def _bump_post_count(user):
bgneal@108 615 """
bgneal@108 616 Increments the forum_post_count for the given user.
bgneal@108 617 """
bgneal@108 618 profile = user.get_profile()
bgneal@108 619 profile.forum_post_count += 1
bgneal@108 620 profile.save()
bgneal@108 621
bgneal@108 622
bgneal@108 623 def _quote_message(who, message):
bgneal@111 624 """
bgneal@111 625 Builds a message reply by quoting the existing message in a
bgneal@111 626 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@111 627 """
bgneal@111 628 header = '*%s wrote:*\n\n' % (who, )
bgneal@111 629 lines = wrap(message, 55).split('\n')
bgneal@111 630 for i, line in enumerate(lines):
bgneal@111 631 lines[i] = '> ' + line
bgneal@111 632 return header + '\n'.join(lines)
bgneal@111 633
bgneal@111 634
bgneal@111 635 def _move_topic(topic, old_forum, new_forum):
bgneal@111 636 if new_forum != old_forum:
bgneal@111 637 topic.forum = new_forum
bgneal@111 638 topic.save()
bgneal@111 639 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@112 640 old_forum.sync()
bgneal@111 641 old_forum.save()
bgneal@112 642 new_forum.sync()
bgneal@111 643 new_forum.save()
bgneal@111 644
bgneal@111 645
bgneal@111 646 def _bulk_sticky(forum, topic_ids):
bgneal@111 647 """
bgneal@111 648 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@111 649 """
bgneal@111 650 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 651 for topic in topics:
bgneal@111 652 if topic.forum == forum:
bgneal@111 653 topic.sticky = not topic.sticky
bgneal@111 654 topic.save()
bgneal@111 655
bgneal@111 656
bgneal@111 657 def _bulk_lock(forum, topic_ids):
bgneal@111 658 """
bgneal@111 659 Performs a toggle on the locked status for a given list of topic ids.
bgneal@111 660 """
bgneal@111 661 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 662 for topic in topics:
bgneal@111 663 if topic.forum == forum:
bgneal@111 664 topic.locked = not topic.locked
bgneal@111 665 topic.save()
bgneal@111 666
bgneal@111 667
bgneal@111 668 def _bulk_delete(forum, topic_ids):
bgneal@111 669 """
bgneal@111 670 Deletes the list of topics.
bgneal@111 671 """
bgneal@111 672 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 673 for topic in topics:
bgneal@111 674 if topic.forum == forum:
bgneal@111 675 _delete_topic(topic)
bgneal@111 676
bgneal@111 677
bgneal@111 678 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@111 679 """
bgneal@111 680 Moves the list of topics to a new forum.
bgneal@111 681 """
bgneal@111 682 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 683 for topic in topics:
bgneal@111 684 if topic.forum == old_forum:
bgneal@111 685 _move_topic(topic, old_forum, new_forum)
bgneal@111 686
bgneal@113 687
bgneal@113 688 def _update_last_visit(user, topic):
bgneal@113 689 """
bgneal@113 690 Does the bookkeeping for the last visit status for the user to the
bgneal@113 691 topic/forum.
bgneal@113 692 """
bgneal@113 693 now = datetime.datetime.now()
bgneal@113 694 try:
bgneal@113 695 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@113 696 except ForumLastVisit.DoesNotExist:
bgneal@113 697 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@113 698 flv.begin_date = now
bgneal@113 699
bgneal@113 700 flv.end_date = now
bgneal@113 701 flv.save()
bgneal@113 702
bgneal@113 703 if topic.update_date > flv.begin_date:
bgneal@113 704 try:
bgneal@113 705 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@113 706 except TopicLastVisit.DoesNotExist:
bgneal@113 707 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@113 708
bgneal@113 709 tlv.touch()
bgneal@113 710 tlv.save()
bgneal@113 711
bgneal@115 712
bgneal@115 713 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@115 714 """
bgneal@115 715 This function splits the post given by post_id and all posts that come
bgneal@115 716 after it in the given topic to a new topic in a new forum.
bgneal@115 717 It is assumed the caller has been checked for moderator rights.
bgneal@115 718 """
bgneal@115 719 post = get_object_or_404(Post, id=post_id)
bgneal@115 720 if post.topic == topic:
bgneal@115 721 post_ids = Post.objects.filter(topic=topic,
bgneal@115 722 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@115 723 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@115 724
bgneal@115 725
bgneal@115 726 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@115 727 """
bgneal@115 728 This function splits the posts given by the post_ids list in the
bgneal@115 729 given topic to a new topic in a new forum.
bgneal@115 730 It is assumed the caller has been checked for moderator rights.
bgneal@115 731 """
bgneal@115 732 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@115 733 if len(posts) > 0:
bgneal@115 734 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@115 735 new_topic.save()
bgneal@115 736 for post in posts:
bgneal@115 737 post.topic = new_topic
bgneal@115 738 post.save()
bgneal@115 739
bgneal@115 740 topic.post_count_update()
bgneal@115 741 topic.save()
bgneal@115 742 new_topic.post_count_update()
bgneal@115 743 new_topic.save()
bgneal@115 744 topic.forum.sync()
bgneal@115 745 topic.forum.save()
bgneal@115 746 new_forum.sync()
bgneal@115 747 new_forum.save()