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annotate forums/views/main.py @ 963:4619290d171d

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author Brian Neal <bgneal@gmail.com>
date Tue, 01 Sep 2015 20:33:40 -0500
parents 0ca691cccf8d
children e1c03da72818
rev   line source
bgneal@232 1 """
bgneal@232 2 Views for the forums application.
bgneal@680 3
bgneal@232 4 """
bgneal@329 5 import collections
bgneal@232 6 import datetime
bgneal@232 7
bgneal@232 8 from django.contrib.auth.decorators import login_required
bgneal@232 9 from django.contrib.auth.models import User
bgneal@232 10 from django.http import Http404
bgneal@232 11 from django.http import HttpResponse
bgneal@232 12 from django.http import HttpResponseBadRequest
bgneal@232 13 from django.http import HttpResponseForbidden
bgneal@232 14 from django.http import HttpResponseRedirect
bgneal@232 15 from django.core.urlresolvers import reverse
bgneal@232 16 from django.core.paginator import InvalidPage
bgneal@232 17 from django.shortcuts import get_object_or_404
bgneal@232 18 from django.shortcuts import render_to_response
bgneal@232 19 from django.template.loader import render_to_string
bgneal@232 20 from django.template import RequestContext
bgneal@232 21 from django.views.decorators.http import require_POST
bgneal@232 22 from django.db.models import F
bgneal@232 23
bgneal@459 24 import antispam
bgneal@459 25 import antispam.utils
bgneal@791 26 from bio.models import BadgeOwnership
bgneal@232 27 from core.paginator import DiggPaginator
bgneal@566 28 from core.functions import email_admins, quote_message
bgneal@232 29
bgneal@459 30 from forums.models import (Forum, Topic, Post, FlaggedPost, TopicLastVisit,
bgneal@791 31 ForumLastVisit)
bgneal@459 32 from forums.forms import (NewTopicForm, NewPostForm, PostForm, MoveTopicForm,
bgneal@459 33 SplitTopicForm)
bgneal@459 34 from forums.unread import (get_forum_unread_status, get_topic_unread_status,
bgneal@459 35 get_post_unread_status, get_unread_topics)
bgneal@459 36
bgneal@459 37 import forums.permissions as perms
bgneal@469 38 from forums.signals import (notify_new_topic, notify_updated_topic,
bgneal@469 39 notify_new_post, notify_updated_post)
bgneal@522 40 from forums.latest import get_latest_topic_ids
bgneal@232 41
bgneal@232 42 #######################################################################
bgneal@232 43
bgneal@232 44 TOPICS_PER_PAGE = 50
bgneal@232 45 POSTS_PER_PAGE = 20
bgneal@263 46 FEED_BASE = '/feeds/forums/'
bgneal@263 47 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 48
bgneal@232 49
bgneal@232 50 def get_page_num(request):
bgneal@232 51 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 52 if it does not."""
bgneal@232 53
bgneal@232 54 try:
bgneal@232 55 page_num = int(request.GET.get('page', 1))
bgneal@232 56 except ValueError:
bgneal@232 57 page_num = 1
bgneal@232 58
bgneal@232 59 return page_num
bgneal@232 60
bgneal@232 61
bgneal@232 62 def create_topic_paginator(topics):
bgneal@232 63 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 64
bgneal@232 65 def create_post_paginator(posts):
bgneal@232 66 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 67
bgneal@232 68
bgneal@232 69 def attach_topic_page_ranges(topics):
bgneal@232 70 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 71 This attribute will be None if it is a single page topic. This is used
bgneal@232 72 by the templates to generate "goto page x" links.
bgneal@232 73 """
bgneal@232 74 for topic in topics:
bgneal@232 75 if topic.post_count > POSTS_PER_PAGE:
bgneal@286 76 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 77 body=2, tail=3, margin=1)
bgneal@232 78 topic.page_range = pp.page(1).page_range
bgneal@232 79 else:
bgneal@232 80 topic.page_range = None
bgneal@232 81
bgneal@232 82 #######################################################################
bgneal@232 83
bgneal@232 84 def index(request):
bgneal@232 85 """
bgneal@232 86 This view displays all the forums available, ordered in each category.
bgneal@232 87 """
bgneal@232 88 public_forums = Forum.objects.public_forums()
bgneal@263 89 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 90
bgneal@232 91 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 92 get_forum_unread_status(forums, request.user)
bgneal@232 93 cats = {}
bgneal@232 94 for forum in forums:
bgneal@232 95 forum.has_feed = forum in public_forums
bgneal@232 96 if forum.has_feed:
bgneal@232 97 feeds.append({
bgneal@232 98 'name': '%s Forum' % forum.name,
bgneal@263 99 'feed': FORUM_FEED % forum.slug,
bgneal@232 100 })
bgneal@232 101
bgneal@232 102 cat = cats.setdefault(forum.category.id, {
bgneal@232 103 'cat': forum.category,
bgneal@232 104 'forums': [],
bgneal@232 105 })
bgneal@232 106 cat['forums'].append(forum)
bgneal@232 107
bgneal@232 108 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 109 cats = sorted(cats.values(), cmpdef)
bgneal@232 110
bgneal@232 111 return render_to_response('forums/index.html', {
bgneal@232 112 'cats': cats,
bgneal@232 113 'feeds': feeds,
bgneal@232 114 },
bgneal@232 115 context_instance=RequestContext(request))
bgneal@232 116
bgneal@232 117
bgneal@232 118 def forum_index(request, slug):
bgneal@232 119 """
bgneal@232 120 Displays all the topics in a forum.
bgneal@232 121 """
bgneal@232 122 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 123
bgneal@459 124 if not perms.can_access(forum.category, request.user):
bgneal@232 125 return HttpResponseForbidden()
bgneal@232 126
bgneal@263 127 feed = None
bgneal@263 128 if not forum.category.groups.all():
bgneal@263 129 feed = {
bgneal@263 130 'name': '%s Forum' % forum.name,
bgneal@263 131 'feed': FORUM_FEED % forum.slug,
bgneal@263 132 }
bgneal@263 133
bgneal@232 134 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 135 paginator = create_topic_paginator(topics)
bgneal@232 136 page_num = get_page_num(request)
bgneal@232 137 try:
bgneal@232 138 page = paginator.page(page_num)
bgneal@232 139 except InvalidPage:
bgneal@232 140 raise Http404
bgneal@232 141
bgneal@328 142 get_topic_unread_status(forum, page.object_list, request.user)
bgneal@232 143 attach_topic_page_ranges(page.object_list)
bgneal@232 144
bgneal@232 145 # we do this for the template since it is rendered twice
bgneal@232 146 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 147
bgneal@459 148 can_moderate = perms.can_moderate(forum, request.user)
bgneal@286 149
bgneal@232 150 return render_to_response('forums/forum_index.html', {
bgneal@232 151 'forum': forum,
bgneal@263 152 'feed': feed,
bgneal@232 153 'page': page,
bgneal@232 154 'page_nav': page_nav,
bgneal@232 155 'can_moderate': can_moderate,
bgneal@232 156 },
bgneal@232 157 context_instance=RequestContext(request))
bgneal@232 158
bgneal@232 159
bgneal@232 160 def topic_index(request, id):
bgneal@232 161 """
bgneal@232 162 Displays all the posts in a topic.
bgneal@232 163 """
bgneal@232 164 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 165 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 166
bgneal@459 167 if not perms.can_access(topic.forum.category, request.user):
bgneal@232 168 return HttpResponseForbidden()
bgneal@232 169
bgneal@232 170 topic.view_count = F('view_count') + 1
bgneal@232 171 topic.save(force_update=True)
bgneal@232 172
bgneal@791 173 posts = topic.posts.\
bgneal@791 174 select_related('user', 'user__profile').\
bgneal@791 175 prefetch_related('attachments')
bgneal@232 176
bgneal@232 177 paginator = create_post_paginator(posts)
bgneal@232 178 page_num = get_page_num(request)
bgneal@232 179 try:
bgneal@232 180 page = paginator.page(page_num)
bgneal@232 181 except InvalidPage:
bgneal@232 182 raise Http404
bgneal@232 183 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 184
bgneal@791 185 # Get the BadgeOwnership & Badges for each user who has posted in the
bgneal@791 186 # thread. This is done to save SQL queries in the template.
bgneal@232 187
bgneal@445 188 last_post_on_page = None
bgneal@791 189 profile_ids = []
bgneal@232 190 for post in page.object_list:
bgneal@445 191 last_post_on_page = post
bgneal@791 192 profile_ids.append(post.user.profile.pk)
bgneal@285 193
bgneal@791 194 bo_qs = BadgeOwnership.objects.filter(profile__in=profile_ids).\
bgneal@791 195 select_related()
bgneal@329 196 bos = collections.defaultdict(list)
bgneal@791 197 for bo in bo_qs:
bgneal@791 198 bos[bo.profile.pk].append(bo)
bgneal@329 199
bgneal@791 200 for post in page.object_list:
bgneal@791 201 post.user.profile.badge_ownership = bos[post.user.profile.pk]
bgneal@232 202
bgneal@232 203 last_page = page_num == paginator.num_pages
bgneal@232 204
bgneal@445 205 if request.user.is_authenticated():
bgneal@445 206 if last_page or last_post_on_page is None:
bgneal@445 207 visit_time = datetime.datetime.now()
bgneal@445 208 else:
bgneal@445 209 visit_time = last_post_on_page.creation_date
bgneal@445 210 _update_last_visit(request.user, topic, visit_time)
bgneal@232 211
bgneal@232 212 # we do this for the template since it is rendered twice
bgneal@232 213 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 214
bgneal@459 215 can_moderate = perms.can_moderate(topic.forum, request.user)
bgneal@232 216
bgneal@232 217 can_reply = request.user.is_authenticated() and (
bgneal@232 218 not topic.locked or can_moderate)
bgneal@232 219
bgneal@232 220 is_favorite = request.user.is_authenticated() and (
bgneal@232 221 topic in request.user.favorite_topics.all())
bgneal@232 222
bgneal@232 223 is_subscribed = request.user.is_authenticated() and (
bgneal@232 224 topic in request.user.subscriptions.all())
bgneal@232 225
bgneal@232 226 return render_to_response('forums/topic.html', {
bgneal@232 227 'forum': topic.forum,
bgneal@232 228 'topic': topic,
bgneal@232 229 'page': page,
bgneal@232 230 'page_nav': page_nav,
bgneal@232 231 'last_page': last_page,
bgneal@232 232 'can_moderate': can_moderate,
bgneal@232 233 'can_reply': can_reply,
bgneal@232 234 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 235 'is_favorite': is_favorite,
bgneal@232 236 'is_subscribed': is_subscribed,
bgneal@232 237 },
bgneal@232 238 context_instance=RequestContext(request))
bgneal@232 239
bgneal@232 240
bgneal@374 241 def topic_unread(request, id):
bgneal@374 242 """
bgneal@374 243 This view redirects to the first post the user hasn't read, if we can
bgneal@374 244 figure that out. Otherwise we redirect to the topic.
bgneal@374 245
bgneal@374 246 """
bgneal@374 247 topic_url = reverse('forums-topic_index', kwargs={'id': id})
bgneal@374 248
bgneal@374 249 if request.user.is_authenticated():
bgneal@680 250 topic = get_object_or_404(Topic.objects.select_related('forum', 'user'), pk=id)
bgneal@374 251 try:
bgneal@376 252 tlv = TopicLastVisit.objects.get(user=request.user, topic=topic)
bgneal@374 253 except TopicLastVisit.DoesNotExist:
bgneal@376 254 try:
bgneal@376 255 flv = ForumLastVisit.objects.get(user=request.user,
bgneal@376 256 forum=topic.forum)
bgneal@376 257 except ForumLastVisit.DoesNotExist:
bgneal@376 258 return HttpResponseRedirect(topic_url)
bgneal@376 259 else:
bgneal@376 260 last_visit = flv.begin_date
bgneal@376 261 else:
bgneal@376 262 last_visit = tlv.last_visit
bgneal@374 263
bgneal@376 264 posts = Post.objects.filter(topic=topic, creation_date__gt=last_visit)
bgneal@374 265 if posts:
bgneal@374 266 return _goto_post(posts[0])
bgneal@374 267 else:
bgneal@374 268 # just go to the last post in the topic
bgneal@374 269 return _goto_post(topic.last_post)
bgneal@374 270
bgneal@374 271 # user isn't authenticated, just go to the topic
bgneal@374 272 return HttpResponseRedirect(topic_url)
bgneal@374 273
bgneal@374 274
bgneal@529 275 def topic_latest(request, id):
bgneal@529 276 """
bgneal@529 277 This view shows the latest (last) post in a given topic.
bgneal@529 278
bgneal@529 279 """
bgneal@680 280 topic = get_object_or_404(Topic.objects.select_related('forum', 'user'), pk=id)
bgneal@529 281
bgneal@529 282 if topic.last_post:
bgneal@529 283 return _goto_post(topic.last_post)
bgneal@529 284
bgneal@529 285 raise Http404
bgneal@529 286
bgneal@529 287
bgneal@232 288 @login_required
bgneal@232 289 def new_topic(request, slug):
bgneal@232 290 """
bgneal@232 291 This view handles the creation of new topics.
bgneal@232 292 """
bgneal@232 293 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 294
bgneal@459 295 if not perms.can_access(forum.category, request.user):
bgneal@232 296 return HttpResponseForbidden()
bgneal@232 297
bgneal@232 298 if request.method == 'POST':
bgneal@232 299 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 300 if form.is_valid():
bgneal@232 301 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 302 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 303
bgneal@232 304 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 305 _bump_post_count(request.user)
bgneal@232 306 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 307 kwargs={'tid': topic.pk}))
bgneal@232 308 else:
bgneal@232 309 form = NewTopicForm(request.user, forum)
bgneal@286 310
bgneal@232 311 return render_to_response('forums/new_topic.html', {
bgneal@232 312 'forum': forum,
bgneal@232 313 'form': form,
bgneal@232 314 },
bgneal@232 315 context_instance=RequestContext(request))
bgneal@232 316
bgneal@232 317
bgneal@232 318 @login_required
bgneal@232 319 def new_topic_thanks(request, tid):
bgneal@232 320 """
bgneal@232 321 This view displays the success page for a newly created topic.
bgneal@232 322 """
bgneal@232 323 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@232 324 return render_to_response('forums/new_topic_thanks.html', {
bgneal@232 325 'forum': topic.forum,
bgneal@232 326 'topic': topic,
bgneal@232 327 },
bgneal@232 328 context_instance=RequestContext(request))
bgneal@232 329
bgneal@232 330
bgneal@232 331 @require_POST
bgneal@232 332 def quick_reply_ajax(request):
bgneal@232 333 """
bgneal@232 334 This function handles the quick reply to a thread function. This
bgneal@232 335 function is meant to be the target of an AJAX post, and returns
bgneal@232 336 the HTML for the new post, which the client-side script appends
bgneal@232 337 to the document.
bgneal@232 338 """
bgneal@232 339 if not request.user.is_authenticated():
bgneal@232 340 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 341
bgneal@232 342 form = NewPostForm(request.POST)
bgneal@232 343 if form.is_valid():
bgneal@459 344 if not perms.can_post(form.topic, request.user):
bgneal@232 345 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 346 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 347 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 348
bgneal@232 349 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 350 post.unread = True
bgneal@285 351 post.attach_list = post.attachments.all()
bgneal@232 352 _bump_post_count(request.user)
bgneal@446 353 _update_last_visit(request.user, form.topic, datetime.datetime.now())
bgneal@285 354
bgneal@232 355 return render_to_response('forums/display_post.html', {
bgneal@232 356 'post': post,
bgneal@459 357 'can_moderate': perms.can_moderate(form.topic.forum, request.user),
bgneal@232 358 'can_reply': True,
bgneal@232 359 },
bgneal@232 360 context_instance=RequestContext(request))
bgneal@232 361
bgneal@963 362 # The client side javascript is pretty simplistic right now and we don't
bgneal@963 363 # want to change it yet. It is expecting a single error string. Just grab
bgneal@963 364 # the first error message and use that.
bgneal@963 365 errors = form.errors.as_data()
bgneal@963 366 msg = errors.values()[0][0].message if errors else 'Unknown error'
bgneal@963 367 return HttpResponseBadRequest(msg)
bgneal@232 368
bgneal@232 369
bgneal@374 370 def _goto_post(post):
bgneal@374 371 """
bgneal@374 372 Calculate what page the given post is on in its parent topic, then
bgneal@374 373 return a redirect to it.
bgneal@374 374
bgneal@374 375 """
bgneal@374 376 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@374 377 page = count / POSTS_PER_PAGE + 1
bgneal@374 378 url = (reverse('forums-topic_index', kwargs={'id': post.topic.id}) +
bgneal@374 379 '?page=%s#p%s' % (page, post.id))
bgneal@374 380 return HttpResponseRedirect(url)
bgneal@374 381
bgneal@374 382
bgneal@232 383 def goto_post(request, post_id):
bgneal@232 384 """
bgneal@232 385 This function calculates what page a given post is on, then redirects
bgneal@232 386 to that URL. This function is the target of get_absolute_url() for
bgneal@232 387 Post objects.
bgneal@232 388 """
bgneal@232 389 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@374 390 return _goto_post(post)
bgneal@232 391
bgneal@232 392
bgneal@232 393 @require_POST
bgneal@232 394 def flag_post(request):
bgneal@232 395 """
bgneal@232 396 This function handles the flagging of posts by users. This function should
bgneal@232 397 be the target of an AJAX post.
bgneal@232 398 """
bgneal@232 399 if not request.user.is_authenticated():
bgneal@232 400 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@232 401
bgneal@232 402 id = request.POST.get('id')
bgneal@232 403 if id is None:
bgneal@232 404 return HttpResponseBadRequest('No post id')
bgneal@232 405
bgneal@232 406 try:
bgneal@232 407 post = Post.objects.get(pk=id)
bgneal@232 408 except Post.DoesNotExist:
bgneal@232 409 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@232 410
bgneal@232 411 flag = FlaggedPost(user=request.user, post=post)
bgneal@232 412 flag.save()
bgneal@232 413 email_admins('A Post Has Been Flagged', """Hello,
bgneal@232 414
bgneal@232 415 A user has flagged a forum post for review.
bgneal@232 416 """)
bgneal@232 417 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@232 418 'Thanks for helping to improve the discussions on this site.')
bgneal@232 419
bgneal@232 420
bgneal@232 421 @login_required
bgneal@232 422 def edit_post(request, id):
bgneal@232 423 """
bgneal@232 424 This view function allows authorized users to edit posts.
bgneal@232 425 The superuser, forum moderators, and original author can edit posts.
bgneal@232 426 """
bgneal@232 427 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 428
bgneal@459 429 can_moderate = perms.can_moderate(post.topic.forum, request.user)
bgneal@232 430 can_edit = can_moderate or request.user == post.user
bgneal@232 431
bgneal@232 432 if not can_edit:
bgneal@232 433 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@232 434
bgneal@295 435 topic_name = None
bgneal@295 436 first_post = Post.objects.filter(topic=post.topic).order_by('creation_date')[0]
bgneal@295 437 if first_post.id == post.id:
bgneal@295 438 topic_name = post.topic.name
bgneal@295 439
bgneal@232 440 if request.method == "POST":
bgneal@295 441 form = PostForm(request.POST, instance=post, topic_name=topic_name)
bgneal@232 442 if form.is_valid():
bgneal@232 443 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 444 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 445 post = form.save(commit=False)
bgneal@232 446 post.touch()
bgneal@963 447 post.save(html=form.body_html)
bgneal@469 448 notify_updated_post(post)
bgneal@285 449
bgneal@295 450 # if we are editing a first post, save the parent topic as well
bgneal@295 451 if topic_name:
bgneal@295 452 post.topic.save()
bgneal@469 453 notify_updated_topic(post.topic)
bgneal@295 454
bgneal@285 455 # Save any attachments
bgneal@286 456 form.attach_proc.save_attachments(post)
bgneal@285 457
bgneal@232 458 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 459 else:
bgneal@295 460 form = PostForm(instance=post, topic_name=topic_name)
bgneal@232 461
bgneal@232 462 return render_to_response('forums/edit_post.html', {
bgneal@232 463 'forum': post.topic.forum,
bgneal@232 464 'topic': post.topic,
bgneal@232 465 'post': post,
bgneal@232 466 'form': form,
bgneal@232 467 'can_moderate': can_moderate,
bgneal@232 468 },
bgneal@232 469 context_instance=RequestContext(request))
bgneal@232 470
bgneal@232 471
bgneal@232 472 @require_POST
bgneal@232 473 def delete_post(request):
bgneal@232 474 """
bgneal@232 475 This view function allows superusers and forum moderators to delete posts.
bgneal@232 476 This function is the target of AJAX calls from the client.
bgneal@232 477 """
bgneal@232 478 if not request.user.is_authenticated():
bgneal@232 479 return HttpResponseForbidden('Please login to delete a post.')
bgneal@232 480
bgneal@232 481 id = request.POST.get('id')
bgneal@232 482 if id is None:
bgneal@232 483 return HttpResponseBadRequest('No post id')
bgneal@232 484
bgneal@232 485 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 486
bgneal@460 487 if not perms.can_moderate(post.topic.forum, request.user):
bgneal@232 488 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@232 489
bgneal@232 490 delete_single_post(post)
bgneal@232 491 return HttpResponse("The post has been deleted.")
bgneal@232 492
bgneal@232 493
bgneal@232 494 def delete_single_post(post):
bgneal@232 495 """
bgneal@232 496 This function deletes a single post. It handles the case of where
bgneal@232 497 a post is the sole post in a topic by deleting the topic also. It
bgneal@232 498 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@232 499 to this post before deleting the post to avoid a cascading delete.
bgneal@232 500 """
bgneal@232 501 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@232 502 _delete_topic(post.topic)
bgneal@232 503 else:
bgneal@232 504 _delete_post(post)
bgneal@232 505
bgneal@232 506
bgneal@232 507 def _delete_post(post):
bgneal@232 508 """
bgneal@232 509 Internal function to delete a single post object.
bgneal@232 510 Decrements the post author's post count.
bgneal@232 511 Adjusts the parent topic and forum's last_post as needed.
bgneal@232 512 """
bgneal@232 513 # Adjust post creator's post count
bgneal@789 514 profile = post.user.profile
bgneal@232 515 if profile.forum_post_count > 0:
bgneal@232 516 profile.forum_post_count -= 1
bgneal@562 517 profile.save(content_update=False)
bgneal@232 518
bgneal@232 519 # If this post is the last_post in a topic, we need to update
bgneal@232 520 # both the topic and parent forum's last post fields. If we don't
bgneal@232 521 # the cascading delete will delete them also!
bgneal@232 522
bgneal@232 523 topic = post.topic
bgneal@232 524 if topic.last_post == post:
bgneal@232 525 topic.last_post_pre_delete()
bgneal@232 526 topic.save()
bgneal@232 527
bgneal@232 528 forum = topic.forum
bgneal@232 529 if forum.last_post == post:
bgneal@232 530 forum.last_post_pre_delete()
bgneal@232 531 forum.save()
bgneal@232 532
bgneal@285 533 # delete any attachments
bgneal@285 534 post.attachments.clear()
bgneal@285 535
bgneal@232 536 # Should be safe to delete the post now:
bgneal@232 537 post.delete()
bgneal@232 538
bgneal@232 539
bgneal@232 540 def _delete_topic(topic):
bgneal@232 541 """
bgneal@232 542 Internal function to delete an entire topic.
bgneal@232 543 Deletes the topic and all posts contained within.
bgneal@232 544 Adjusts the parent forum's last_post as needed.
bgneal@232 545 Note that we don't bother adjusting all the users'
bgneal@232 546 post counts as that doesn't seem to be worth the effort.
bgneal@232 547 """
bgneal@318 548 parent_forum = topic.forum
bgneal@318 549 if parent_forum.last_post and parent_forum.last_post.topic == topic:
bgneal@318 550 parent_forum.last_post_pre_delete(deleting_topic=True)
bgneal@318 551 parent_forum.save()
bgneal@232 552
bgneal@232 553 # delete subscriptions to this topic
bgneal@232 554 topic.subscribers.clear()
bgneal@232 555 topic.bookmarkers.clear()
bgneal@232 556
bgneal@285 557 # delete all attachments
bgneal@285 558 posts = Post.objects.filter(topic=topic)
bgneal@285 559 for post in posts:
bgneal@285 560 post.attachments.clear()
bgneal@285 561
bgneal@318 562 # Null out the topic's last post so we don't have a foreign key pointing
bgneal@318 563 # to a post when we delete posts.
bgneal@318 564 topic.last_post = None
bgneal@318 565 topic.save()
bgneal@318 566
bgneal@318 567 # delete all posts in bulk
bgneal@318 568 posts.delete()
bgneal@318 569
bgneal@318 570 # It should be safe to just delete the topic now.
bgneal@232 571 topic.delete()
bgneal@232 572
bgneal@318 573 # Resync parent forum's post and topic counts
bgneal@318 574 parent_forum.sync()
bgneal@318 575 parent_forum.save()
bgneal@318 576
bgneal@232 577
bgneal@232 578 @login_required
bgneal@232 579 def new_post(request, topic_id):
bgneal@232 580 """
bgneal@232 581 This function is the view for creating a normal, non-quick reply
bgneal@232 582 to a topic.
bgneal@232 583 """
bgneal@232 584 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@459 585 can_post = perms.can_post(topic, request.user)
bgneal@232 586
bgneal@232 587 if can_post:
bgneal@232 588 if request.method == 'POST':
bgneal@232 589 form = PostForm(request.POST)
bgneal@232 590 if form.is_valid():
bgneal@232 591 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 592 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 593 post = form.save(commit=False)
bgneal@232 594 post.topic = topic
bgneal@232 595 post.user = request.user
bgneal@232 596 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@963 597 post.save(html=form.body_html)
bgneal@469 598 notify_new_post(post)
bgneal@285 599
bgneal@285 600 # Save any attachments
bgneal@286 601 form.attach_proc.save_attachments(post)
bgneal@285 602
bgneal@232 603 _bump_post_count(request.user)
bgneal@446 604 _update_last_visit(request.user, topic, datetime.datetime.now())
bgneal@232 605 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 606 else:
bgneal@232 607 quote_id = request.GET.get('quote')
bgneal@232 608 if quote_id:
bgneal@232 609 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@232 610 pk=quote_id)
bgneal@566 611 form = PostForm(initial={'body': quote_message(quote_post.user.username,
bgneal@232 612 quote_post.body)})
bgneal@232 613 else:
bgneal@232 614 form = PostForm()
bgneal@232 615 else:
bgneal@232 616 form = None
bgneal@232 617
bgneal@232 618 return render_to_response('forums/new_post.html', {
bgneal@232 619 'forum': topic.forum,
bgneal@232 620 'topic': topic,
bgneal@232 621 'form': form,
bgneal@232 622 'can_post': can_post,
bgneal@232 623 },
bgneal@232 624 context_instance=RequestContext(request))
bgneal@232 625
bgneal@232 626
bgneal@232 627 @login_required
bgneal@232 628 def mod_topic_stick(request, id):
bgneal@232 629 """
bgneal@232 630 This view function is for moderators to toggle the sticky status of a topic.
bgneal@232 631 """
bgneal@232 632 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 633 if perms.can_moderate(topic.forum, request.user):
bgneal@232 634 topic.sticky = not topic.sticky
bgneal@232 635 topic.save()
bgneal@232 636 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 637
bgneal@232 638 return HttpResponseForbidden()
bgneal@232 639
bgneal@232 640
bgneal@232 641 @login_required
bgneal@232 642 def mod_topic_lock(request, id):
bgneal@232 643 """
bgneal@232 644 This view function is for moderators to toggle the locked status of a topic.
bgneal@232 645 """
bgneal@232 646 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 647 if perms.can_moderate(topic.forum, request.user):
bgneal@232 648 topic.locked = not topic.locked
bgneal@232 649 topic.save()
bgneal@232 650 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 651
bgneal@232 652 return HttpResponseForbidden()
bgneal@232 653
bgneal@232 654
bgneal@232 655 @login_required
bgneal@232 656 def mod_topic_delete(request, id):
bgneal@232 657 """
bgneal@232 658 This view function is for moderators to delete an entire topic.
bgneal@232 659 """
bgneal@232 660 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 661 if perms.can_moderate(topic.forum, request.user):
bgneal@232 662 forum_url = topic.forum.get_absolute_url()
bgneal@232 663 _delete_topic(topic)
bgneal@232 664 return HttpResponseRedirect(forum_url)
bgneal@232 665
bgneal@232 666 return HttpResponseForbidden()
bgneal@232 667
bgneal@232 668
bgneal@232 669 @login_required
bgneal@232 670 def mod_topic_move(request, id):
bgneal@232 671 """
bgneal@232 672 This view function is for moderators to move a topic to a different forum.
bgneal@232 673 """
bgneal@232 674 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 675 if not perms.can_moderate(topic.forum, request.user):
bgneal@232 676 return HttpResponseForbidden()
bgneal@232 677
bgneal@232 678 if request.method == 'POST':
bgneal@232 679 form = MoveTopicForm(request.user, request.POST)
bgneal@232 680 if form.is_valid():
bgneal@232 681 new_forum = form.cleaned_data['forums']
bgneal@232 682 old_forum = topic.forum
bgneal@232 683 _move_topic(topic, old_forum, new_forum)
bgneal@232 684 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 685 else:
bgneal@232 686 form = MoveTopicForm(request.user)
bgneal@232 687
bgneal@232 688 return render_to_response('forums/move_topic.html', {
bgneal@232 689 'forum': topic.forum,
bgneal@232 690 'topic': topic,
bgneal@232 691 'form': form,
bgneal@232 692 },
bgneal@232 693 context_instance=RequestContext(request))
bgneal@232 694
bgneal@232 695
bgneal@232 696 @login_required
bgneal@232 697 def mod_forum(request, slug):
bgneal@232 698 """
bgneal@232 699 Displays a view to allow moderators to perform various operations
bgneal@232 700 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@232 701 stickying and unstickying, moving, and deleting topics.
bgneal@232 702 """
bgneal@232 703 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@459 704 if not perms.can_moderate(forum, request.user):
bgneal@232 705 return HttpResponseForbidden()
bgneal@232 706
bgneal@232 707 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 708 paginator = create_topic_paginator(topics)
bgneal@232 709 page_num = get_page_num(request)
bgneal@232 710 try:
bgneal@232 711 page = paginator.page(page_num)
bgneal@232 712 except InvalidPage:
bgneal@232 713 raise Http404
bgneal@232 714
bgneal@232 715 # we do this for the template since it is rendered twice
bgneal@232 716 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 717 form = None
bgneal@232 718
bgneal@232 719 if request.method == 'POST':
bgneal@232 720 topic_ids = request.POST.getlist('topic_ids')
bgneal@232 721 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@232 722 url += '?page=%s' % page_num
bgneal@232 723
bgneal@232 724 if len(topic_ids):
bgneal@232 725 if request.POST.get('sticky'):
bgneal@232 726 _bulk_sticky(forum, topic_ids)
bgneal@232 727 return HttpResponseRedirect(url)
bgneal@232 728 elif request.POST.get('lock'):
bgneal@232 729 _bulk_lock(forum, topic_ids)
bgneal@232 730 return HttpResponseRedirect(url)
bgneal@232 731 elif request.POST.get('delete'):
bgneal@232 732 _bulk_delete(forum, topic_ids)
bgneal@232 733 return HttpResponseRedirect(url)
bgneal@232 734 elif request.POST.get('move'):
bgneal@232 735 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@232 736 if form.is_valid():
bgneal@232 737 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@232 738 return HttpResponseRedirect(url)
bgneal@286 739
bgneal@232 740 if form is None:
bgneal@232 741 form = MoveTopicForm(request.user, hide_label=True)
bgneal@232 742
bgneal@232 743 return render_to_response('forums/mod_forum.html', {
bgneal@232 744 'forum': forum,
bgneal@232 745 'page': page,
bgneal@232 746 'page_nav': page_nav,
bgneal@232 747 'form': form,
bgneal@232 748 },
bgneal@232 749 context_instance=RequestContext(request))
bgneal@232 750
bgneal@232 751
bgneal@232 752 @login_required
bgneal@232 753 @require_POST
bgneal@382 754 def catchup_all(request):
bgneal@382 755 """
bgneal@382 756 This view marks all forums as being read.
bgneal@382 757 """
bgneal@384 758 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@382 759
bgneal@382 760 tlvs = TopicLastVisit.objects.filter(user=request.user,
bgneal@382 761 topic__forum__id__in=forum_ids).delete()
bgneal@382 762
bgneal@382 763 now = datetime.datetime.now()
bgneal@384 764 ForumLastVisit.objects.filter(user=request.user,
bgneal@384 765 forum__in=forum_ids).update(begin_date=now, end_date=now)
bgneal@382 766
bgneal@382 767 return HttpResponseRedirect(reverse('forums-index'))
bgneal@382 768
bgneal@382 769
bgneal@382 770 @login_required
bgneal@382 771 @require_POST
bgneal@232 772 def forum_catchup(request, slug):
bgneal@232 773 """
bgneal@232 774 This view marks all the topics in the forum as being read.
bgneal@232 775 """
bgneal@232 776 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 777
bgneal@459 778 if not perms.can_access(forum.category, request.user):
bgneal@232 779 return HttpResponseForbidden()
bgneal@232 780
bgneal@232 781 forum.catchup(request.user)
bgneal@232 782 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@232 783
bgneal@232 784
bgneal@232 785 @login_required
bgneal@232 786 def mod_topic_split(request, id):
bgneal@232 787 """
bgneal@232 788 This view function allows moderators to split posts off to a new topic.
bgneal@232 789 """
bgneal@232 790 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 791 if not perms.can_moderate(topic.forum, request.user):
bgneal@232 792 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 793
bgneal@232 794 if request.method == "POST":
bgneal@232 795 form = SplitTopicForm(request.user, request.POST)
bgneal@232 796 if form.is_valid():
bgneal@232 797 if form.split_at:
bgneal@232 798 _split_topic_at(topic, form.post_ids[0],
bgneal@232 799 form.cleaned_data['forums'],
bgneal@232 800 form.cleaned_data['name'])
bgneal@232 801 else:
bgneal@232 802 _split_topic(topic, form.post_ids,
bgneal@232 803 form.cleaned_data['forums'],
bgneal@232 804 form.cleaned_data['name'])
bgneal@232 805
bgneal@232 806 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 807 else:
bgneal@232 808 form = SplitTopicForm(request.user)
bgneal@232 809
bgneal@232 810 posts = topic.posts.select_related()
bgneal@232 811
bgneal@232 812 return render_to_response('forums/mod_split_topic.html', {
bgneal@232 813 'forum': topic.forum,
bgneal@232 814 'topic': topic,
bgneal@232 815 'posts': posts,
bgneal@232 816 'form': form,
bgneal@232 817 },
bgneal@232 818 context_instance=RequestContext(request))
bgneal@232 819
bgneal@232 820
bgneal@232 821 @login_required
bgneal@232 822 def unread_topics(request):
bgneal@232 823 """Displays the topics with unread posts for a given user."""
bgneal@232 824
bgneal@232 825 topics = get_unread_topics(request.user)
bgneal@232 826
bgneal@232 827 paginator = create_topic_paginator(topics)
bgneal@232 828 page_num = get_page_num(request)
bgneal@232 829 try:
bgneal@232 830 page = paginator.page(page_num)
bgneal@232 831 except InvalidPage:
bgneal@232 832 raise Http404
bgneal@232 833
bgneal@232 834 attach_topic_page_ranges(page.object_list)
bgneal@232 835
bgneal@232 836 # we do this for the template since it is rendered twice
bgneal@232 837 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 838
bgneal@232 839 return render_to_response('forums/topic_list.html', {
bgneal@232 840 'title': 'Topics With Unread Posts',
bgneal@232 841 'page': page,
bgneal@232 842 'page_nav': page_nav,
bgneal@374 843 'unread': True,
bgneal@232 844 },
bgneal@232 845 context_instance=RequestContext(request))
bgneal@232 846
bgneal@232 847
bgneal@232 848 def unanswered_topics(request):
bgneal@232 849 """Displays the topics with no replies."""
bgneal@232 850
bgneal@232 851 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@232 852 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@232 853 post_count=1).select_related(
bgneal@232 854 'forum', 'user', 'last_post', 'last_post__user')
bgneal@232 855
bgneal@232 856 paginator = create_topic_paginator(topics)
bgneal@232 857 page_num = get_page_num(request)
bgneal@232 858 try:
bgneal@232 859 page = paginator.page(page_num)
bgneal@232 860 except InvalidPage:
bgneal@232 861 raise Http404
bgneal@232 862
bgneal@232 863 attach_topic_page_ranges(page.object_list)
bgneal@232 864
bgneal@232 865 # we do this for the template since it is rendered twice
bgneal@232 866 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 867
bgneal@232 868 return render_to_response('forums/topic_list.html', {
bgneal@232 869 'title': 'Unanswered Topics',
bgneal@232 870 'page': page,
bgneal@232 871 'page_nav': page_nav,
bgneal@374 872 'unread': False,
bgneal@232 873 },
bgneal@232 874 context_instance=RequestContext(request))
bgneal@232 875
bgneal@232 876
bgneal@409 877 def active_topics(request, num):
bgneal@409 878 """Displays the last num topics that have been posted to."""
bgneal@409 879
bgneal@409 880 # sanity check num
bgneal@409 881 num = min(50, max(10, int(num)))
bgneal@409 882
bgneal@409 883 # MySQL didn't do this query very well unfortunately...
bgneal@522 884 #
bgneal@522 885 #public_forum_ids = Forum.objects.public_forum_ids()
bgneal@409 886 #topics = Topic.objects.filter(forum__in=public_forum_ids).select_related(
bgneal@409 887 # 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@409 888 # '-update_date')[:num]
bgneal@522 889
bgneal@522 890 # Save 1 query by using forums.latest to give us a list of the most recent
bgneal@522 891 # topics; forums.latest doesn't save enough info to give us everything we
bgneal@522 892 # need so we hit the database for the rest.
bgneal@522 893
bgneal@522 894 topic_ids = get_latest_topic_ids(num)
bgneal@409 895 topics = Topic.objects.filter(id__in=topic_ids).select_related(
bgneal@409 896 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@522 897 '-update_date')
bgneal@409 898
bgneal@409 899 paginator = create_topic_paginator(topics)
bgneal@409 900 page_num = get_page_num(request)
bgneal@409 901 try:
bgneal@409 902 page = paginator.page(page_num)
bgneal@409 903 except InvalidPage:
bgneal@409 904 raise Http404
bgneal@409 905
bgneal@409 906 attach_topic_page_ranges(page.object_list)
bgneal@409 907
bgneal@409 908 # we do this for the template since it is rendered twice
bgneal@409 909 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@409 910
bgneal@409 911 title = 'Last %d Active Topics' % num
bgneal@409 912
bgneal@409 913 return render_to_response('forums/topic_list.html', {
bgneal@409 914 'title': title,
bgneal@409 915 'page': page,
bgneal@409 916 'page_nav': page_nav,
bgneal@409 917 'unread': False,
bgneal@409 918 },
bgneal@409 919 context_instance=RequestContext(request))
bgneal@409 920
bgneal@409 921
bgneal@232 922 @login_required
bgneal@232 923 def my_posts(request):
bgneal@232 924 """Displays a list of posts the requesting user made."""
bgneal@232 925 return _user_posts(request, request.user, request.user, 'My Posts')
bgneal@232 926
bgneal@232 927
bgneal@232 928 @login_required
bgneal@232 929 def posts_for_user(request, username):
bgneal@232 930 """Displays a list of posts by the given user.
bgneal@232 931 Only the forums that the requesting user can see are examined.
bgneal@232 932 """
bgneal@232 933 target_user = get_object_or_404(User, username=username)
bgneal@232 934 return _user_posts(request, target_user, request.user, 'Posts by %s' % username)
bgneal@232 935
bgneal@232 936
bgneal@232 937 @login_required
bgneal@232 938 def post_ip_info(request, post_id):
bgneal@232 939 """Displays information about the IP address the post was made from."""
bgneal@232 940 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 941
bgneal@459 942 if not perms.can_moderate(post.topic.forum, request.user):
bgneal@232 943 return HttpResponseForbidden("You don't have permission for this post.")
bgneal@232 944
bgneal@232 945 ip_users = sorted(set(Post.objects.filter(
bgneal@232 946 user_ip=post.user_ip).values_list('user__username', flat=True)))
bgneal@232 947
bgneal@232 948 return render_to_response('forums/post_ip.html', {
bgneal@232 949 'post': post,
bgneal@232 950 'ip_users': ip_users,
bgneal@232 951 },
bgneal@232 952 context_instance=RequestContext(request))
bgneal@232 953
bgneal@232 954
bgneal@232 955 def _user_posts(request, target_user, req_user, page_title):
bgneal@286 956 """Displays a list of posts made by the target user.
bgneal@232 957 req_user is the user trying to view the posts. Only the forums
bgneal@232 958 req_user can see are searched.
bgneal@232 959 """
bgneal@232 960 forum_ids = Forum.objects.forum_ids_for_user(req_user)
bgneal@232 961 posts = Post.objects.filter(user=target_user,
bgneal@232 962 topic__forum__id__in=forum_ids).order_by(
bgneal@232 963 '-creation_date').select_related()
bgneal@232 964
bgneal@232 965 paginator = create_post_paginator(posts)
bgneal@232 966 page_num = get_page_num(request)
bgneal@232 967 try:
bgneal@232 968 page = paginator.page(page_num)
bgneal@232 969 except InvalidPage:
bgneal@232 970 raise Http404
bgneal@232 971
bgneal@232 972 # we do this for the template since it is rendered twice
bgneal@232 973 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 974
bgneal@232 975 return render_to_response('forums/post_list.html', {
bgneal@232 976 'title': page_title,
bgneal@232 977 'page': page,
bgneal@232 978 'page_nav': page_nav,
bgneal@232 979 },
bgneal@232 980 context_instance=RequestContext(request))
bgneal@232 981
bgneal@232 982
bgneal@232 983 def _bump_post_count(user):
bgneal@232 984 """
bgneal@232 985 Increments the forum_post_count for the given user.
bgneal@232 986 """
bgneal@789 987 profile = user.profile
bgneal@232 988 profile.forum_post_count += 1
bgneal@562 989 profile.save(content_update=False)
bgneal@232 990
bgneal@232 991
bgneal@232 992 def _move_topic(topic, old_forum, new_forum):
bgneal@232 993 if new_forum != old_forum:
bgneal@232 994 topic.forum = new_forum
bgneal@232 995 topic.save()
bgneal@232 996 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 997 old_forum.sync()
bgneal@232 998 old_forum.save()
bgneal@232 999 new_forum.sync()
bgneal@232 1000 new_forum.save()
bgneal@232 1001
bgneal@232 1002
bgneal@232 1003 def _bulk_sticky(forum, topic_ids):
bgneal@232 1004 """
bgneal@232 1005 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 1006 """
bgneal@232 1007 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1008 for topic in topics:
bgneal@232 1009 if topic.forum == forum:
bgneal@232 1010 topic.sticky = not topic.sticky
bgneal@232 1011 topic.save()
bgneal@232 1012
bgneal@232 1013
bgneal@232 1014 def _bulk_lock(forum, topic_ids):
bgneal@232 1015 """
bgneal@232 1016 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 1017 """
bgneal@232 1018 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1019 for topic in topics:
bgneal@232 1020 if topic.forum == forum:
bgneal@232 1021 topic.locked = not topic.locked
bgneal@232 1022 topic.save()
bgneal@232 1023
bgneal@232 1024
bgneal@232 1025 def _bulk_delete(forum, topic_ids):
bgneal@232 1026 """
bgneal@232 1027 Deletes the list of topics.
bgneal@232 1028 """
bgneal@235 1029 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 1030 # time since we are going to be adjusting de-normalized fields
bgneal@235 1031 # during deletes. In particular, we can't do this:
bgneal@235 1032 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 1033 # for topic in topics:
bgneal@235 1034 # since topic.forum.last_post can go stale after a delete.
bgneal@235 1035
bgneal@235 1036 for id in topic_ids:
bgneal@235 1037 try:
bgneal@235 1038 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 1039 except Topic.DoesNotExist:
bgneal@235 1040 continue
bgneal@235 1041 _delete_topic(topic)
bgneal@232 1042
bgneal@232 1043
bgneal@232 1044 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 1045 """
bgneal@232 1046 Moves the list of topics to a new forum.
bgneal@232 1047 """
bgneal@232 1048 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 1049 for topic in topics:
bgneal@232 1050 if topic.forum == old_forum:
bgneal@232 1051 _move_topic(topic, old_forum, new_forum)
bgneal@232 1052
bgneal@232 1053
bgneal@445 1054 def _update_last_visit(user, topic, visit_time):
bgneal@232 1055 """
bgneal@232 1056 Does the bookkeeping for the last visit status for the user to the
bgneal@232 1057 topic/forum.
bgneal@232 1058 """
bgneal@232 1059 now = datetime.datetime.now()
bgneal@232 1060 try:
bgneal@232 1061 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 1062 except ForumLastVisit.DoesNotExist:
bgneal@232 1063 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 1064 flv.begin_date = now
bgneal@232 1065
bgneal@232 1066 flv.end_date = now
bgneal@232 1067 flv.save()
bgneal@232 1068
bgneal@232 1069 if topic.update_date > flv.begin_date:
bgneal@232 1070 try:
bgneal@232 1071 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 1072 except TopicLastVisit.DoesNotExist:
bgneal@445 1073 tlv = TopicLastVisit(user=user, topic=topic, last_visit=datetime.datetime.min)
bgneal@232 1074
bgneal@445 1075 if visit_time > tlv.last_visit:
bgneal@445 1076 tlv.last_visit = visit_time
bgneal@445 1077 tlv.save()
bgneal@232 1078
bgneal@232 1079
bgneal@232 1080 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 1081 """
bgneal@232 1082 This function splits the post given by post_id and all posts that come
bgneal@232 1083 after it in the given topic to a new topic in a new forum.
bgneal@232 1084 It is assumed the caller has been checked for moderator rights.
bgneal@232 1085 """
bgneal@232 1086 post = get_object_or_404(Post, id=post_id)
bgneal@232 1087 if post.topic == topic:
bgneal@232 1088 post_ids = Post.objects.filter(topic=topic,
bgneal@232 1089 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 1090 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 1091
bgneal@232 1092
bgneal@232 1093 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 1094 """
bgneal@232 1095 This function splits the posts given by the post_ids list in the
bgneal@232 1096 given topic to a new topic in a new forum.
bgneal@232 1097 It is assumed the caller has been checked for moderator rights.
bgneal@232 1098 """
bgneal@232 1099 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 1100 if len(posts) > 0:
bgneal@232 1101 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 1102 new_topic.save()
bgneal@469 1103 notify_new_topic(new_topic)
bgneal@232 1104 for post in posts:
bgneal@232 1105 post.topic = new_topic
bgneal@232 1106 post.save()
bgneal@286 1107
bgneal@232 1108 topic.post_count_update()
bgneal@232 1109 topic.save()
bgneal@232 1110 new_topic.post_count_update()
bgneal@232 1111 new_topic.save()
bgneal@232 1112 topic.forum.sync()
bgneal@232 1113 topic.forum.save()
bgneal@232 1114 new_forum.sync()
bgneal@232 1115 new_forum.save()