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annotate forums/views/main.py @ 1178:a584caef1576

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Remove Catch a Wave Radio link. Google gives a big scary warning if you try to follow this link.
author Brian Neal <bgneal@gmail.com>
date Sat, 13 Apr 2019 14:38:40 -0500
parents e1c03da72818
children a60aabced346
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@1031 18 from django.shortcuts import render
bgneal@232 19 from django.template.loader import render_to_string
bgneal@232 20 from django.views.decorators.http import require_POST
bgneal@232 21 from django.db.models import F
bgneal@232 22
bgneal@459 23 import antispam
bgneal@459 24 import antispam.utils
bgneal@791 25 from bio.models import BadgeOwnership
bgneal@232 26 from core.paginator import DiggPaginator
bgneal@566 27 from core.functions import email_admins, quote_message
bgneal@232 28
bgneal@459 29 from forums.models import (Forum, Topic, Post, FlaggedPost, TopicLastVisit,
bgneal@791 30 ForumLastVisit)
bgneal@459 31 from forums.forms import (NewTopicForm, NewPostForm, PostForm, MoveTopicForm,
bgneal@459 32 SplitTopicForm)
bgneal@459 33 from forums.unread import (get_forum_unread_status, get_topic_unread_status,
bgneal@459 34 get_post_unread_status, get_unread_topics)
bgneal@459 35
bgneal@459 36 import forums.permissions as perms
bgneal@469 37 from forums.signals import (notify_new_topic, notify_updated_topic,
bgneal@469 38 notify_new_post, notify_updated_post)
bgneal@522 39 from forums.latest import get_latest_topic_ids
bgneal@232 40
bgneal@232 41 #######################################################################
bgneal@232 42
bgneal@232 43 TOPICS_PER_PAGE = 50
bgneal@232 44 POSTS_PER_PAGE = 20
bgneal@263 45 FEED_BASE = '/feeds/forums/'
bgneal@263 46 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 47
bgneal@232 48
bgneal@232 49 def get_page_num(request):
bgneal@232 50 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 51 if it does not."""
bgneal@232 52
bgneal@232 53 try:
bgneal@232 54 page_num = int(request.GET.get('page', 1))
bgneal@232 55 except ValueError:
bgneal@232 56 page_num = 1
bgneal@232 57
bgneal@232 58 return page_num
bgneal@232 59
bgneal@232 60
bgneal@232 61 def create_topic_paginator(topics):
bgneal@232 62 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 63
bgneal@232 64 def create_post_paginator(posts):
bgneal@232 65 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 66
bgneal@232 67
bgneal@232 68 def attach_topic_page_ranges(topics):
bgneal@232 69 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 70 This attribute will be None if it is a single page topic. This is used
bgneal@232 71 by the templates to generate "goto page x" links.
bgneal@232 72 """
bgneal@232 73 for topic in topics:
bgneal@232 74 if topic.post_count > POSTS_PER_PAGE:
bgneal@286 75 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 76 body=2, tail=3, margin=1)
bgneal@232 77 topic.page_range = pp.page(1).page_range
bgneal@232 78 else:
bgneal@232 79 topic.page_range = None
bgneal@232 80
bgneal@232 81 #######################################################################
bgneal@232 82
bgneal@232 83 def index(request):
bgneal@232 84 """
bgneal@232 85 This view displays all the forums available, ordered in each category.
bgneal@232 86 """
bgneal@232 87 public_forums = Forum.objects.public_forums()
bgneal@263 88 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 89
bgneal@232 90 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 91 get_forum_unread_status(forums, request.user)
bgneal@232 92 cats = {}
bgneal@232 93 for forum in forums:
bgneal@232 94 forum.has_feed = forum in public_forums
bgneal@232 95 if forum.has_feed:
bgneal@232 96 feeds.append({
bgneal@232 97 'name': '%s Forum' % forum.name,
bgneal@263 98 'feed': FORUM_FEED % forum.slug,
bgneal@232 99 })
bgneal@232 100
bgneal@232 101 cat = cats.setdefault(forum.category.id, {
bgneal@232 102 'cat': forum.category,
bgneal@232 103 'forums': [],
bgneal@232 104 })
bgneal@232 105 cat['forums'].append(forum)
bgneal@232 106
bgneal@232 107 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 108 cats = sorted(cats.values(), cmpdef)
bgneal@232 109
bgneal@1031 110 return render(request, 'forums/index.html', {
bgneal@232 111 'cats': cats,
bgneal@232 112 'feeds': feeds,
bgneal@1031 113 })
bgneal@232 114
bgneal@232 115
bgneal@232 116 def forum_index(request, slug):
bgneal@232 117 """
bgneal@232 118 Displays all the topics in a forum.
bgneal@232 119 """
bgneal@232 120 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 121
bgneal@459 122 if not perms.can_access(forum.category, request.user):
bgneal@232 123 return HttpResponseForbidden()
bgneal@232 124
bgneal@263 125 feed = None
bgneal@263 126 if not forum.category.groups.all():
bgneal@263 127 feed = {
bgneal@263 128 'name': '%s Forum' % forum.name,
bgneal@263 129 'feed': FORUM_FEED % forum.slug,
bgneal@263 130 }
bgneal@263 131
bgneal@232 132 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 133 paginator = create_topic_paginator(topics)
bgneal@232 134 page_num = get_page_num(request)
bgneal@232 135 try:
bgneal@232 136 page = paginator.page(page_num)
bgneal@232 137 except InvalidPage:
bgneal@232 138 raise Http404
bgneal@232 139
bgneal@328 140 get_topic_unread_status(forum, page.object_list, request.user)
bgneal@232 141 attach_topic_page_ranges(page.object_list)
bgneal@232 142
bgneal@232 143 # we do this for the template since it is rendered twice
bgneal@232 144 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 145
bgneal@459 146 can_moderate = perms.can_moderate(forum, request.user)
bgneal@286 147
bgneal@1031 148 return render(request, 'forums/forum_index.html', {
bgneal@232 149 'forum': forum,
bgneal@263 150 'feed': feed,
bgneal@232 151 'page': page,
bgneal@232 152 'page_nav': page_nav,
bgneal@232 153 'can_moderate': can_moderate,
bgneal@1031 154 })
bgneal@232 155
bgneal@232 156
bgneal@232 157 def topic_index(request, id):
bgneal@232 158 """
bgneal@232 159 Displays all the posts in a topic.
bgneal@232 160 """
bgneal@232 161 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 162 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 163
bgneal@459 164 if not perms.can_access(topic.forum.category, request.user):
bgneal@232 165 return HttpResponseForbidden()
bgneal@232 166
bgneal@232 167 topic.view_count = F('view_count') + 1
bgneal@232 168 topic.save(force_update=True)
bgneal@232 169
bgneal@791 170 posts = topic.posts.\
bgneal@791 171 select_related('user', 'user__profile').\
bgneal@791 172 prefetch_related('attachments')
bgneal@232 173
bgneal@232 174 paginator = create_post_paginator(posts)
bgneal@232 175 page_num = get_page_num(request)
bgneal@232 176 try:
bgneal@232 177 page = paginator.page(page_num)
bgneal@232 178 except InvalidPage:
bgneal@232 179 raise Http404
bgneal@232 180 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 181
bgneal@791 182 # Get the BadgeOwnership & Badges for each user who has posted in the
bgneal@791 183 # thread. This is done to save SQL queries in the template.
bgneal@232 184
bgneal@445 185 last_post_on_page = None
bgneal@791 186 profile_ids = []
bgneal@232 187 for post in page.object_list:
bgneal@445 188 last_post_on_page = post
bgneal@791 189 profile_ids.append(post.user.profile.pk)
bgneal@285 190
bgneal@791 191 bo_qs = BadgeOwnership.objects.filter(profile__in=profile_ids).\
bgneal@791 192 select_related()
bgneal@329 193 bos = collections.defaultdict(list)
bgneal@791 194 for bo in bo_qs:
bgneal@791 195 bos[bo.profile.pk].append(bo)
bgneal@329 196
bgneal@791 197 for post in page.object_list:
bgneal@791 198 post.user.profile.badge_ownership = bos[post.user.profile.pk]
bgneal@232 199
bgneal@232 200 last_page = page_num == paginator.num_pages
bgneal@232 201
bgneal@445 202 if request.user.is_authenticated():
bgneal@445 203 if last_page or last_post_on_page is None:
bgneal@445 204 visit_time = datetime.datetime.now()
bgneal@445 205 else:
bgneal@445 206 visit_time = last_post_on_page.creation_date
bgneal@445 207 _update_last_visit(request.user, topic, visit_time)
bgneal@232 208
bgneal@232 209 # we do this for the template since it is rendered twice
bgneal@232 210 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 211
bgneal@459 212 can_moderate = perms.can_moderate(topic.forum, request.user)
bgneal@232 213
bgneal@232 214 can_reply = request.user.is_authenticated() and (
bgneal@232 215 not topic.locked or can_moderate)
bgneal@232 216
bgneal@232 217 is_favorite = request.user.is_authenticated() and (
bgneal@232 218 topic in request.user.favorite_topics.all())
bgneal@232 219
bgneal@232 220 is_subscribed = request.user.is_authenticated() and (
bgneal@232 221 topic in request.user.subscriptions.all())
bgneal@232 222
bgneal@1031 223 return render(request, 'forums/topic.html', {
bgneal@232 224 'forum': topic.forum,
bgneal@232 225 'topic': topic,
bgneal@232 226 'page': page,
bgneal@232 227 'page_nav': page_nav,
bgneal@232 228 'last_page': last_page,
bgneal@232 229 'can_moderate': can_moderate,
bgneal@232 230 'can_reply': can_reply,
bgneal@232 231 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 232 'is_favorite': is_favorite,
bgneal@232 233 'is_subscribed': is_subscribed,
bgneal@1031 234 })
bgneal@232 235
bgneal@232 236
bgneal@374 237 def topic_unread(request, id):
bgneal@374 238 """
bgneal@374 239 This view redirects to the first post the user hasn't read, if we can
bgneal@374 240 figure that out. Otherwise we redirect to the topic.
bgneal@374 241
bgneal@374 242 """
bgneal@374 243 topic_url = reverse('forums-topic_index', kwargs={'id': id})
bgneal@374 244
bgneal@374 245 if request.user.is_authenticated():
bgneal@680 246 topic = get_object_or_404(Topic.objects.select_related('forum', 'user'), pk=id)
bgneal@374 247 try:
bgneal@376 248 tlv = TopicLastVisit.objects.get(user=request.user, topic=topic)
bgneal@374 249 except TopicLastVisit.DoesNotExist:
bgneal@376 250 try:
bgneal@376 251 flv = ForumLastVisit.objects.get(user=request.user,
bgneal@376 252 forum=topic.forum)
bgneal@376 253 except ForumLastVisit.DoesNotExist:
bgneal@376 254 return HttpResponseRedirect(topic_url)
bgneal@376 255 else:
bgneal@376 256 last_visit = flv.begin_date
bgneal@376 257 else:
bgneal@376 258 last_visit = tlv.last_visit
bgneal@374 259
bgneal@376 260 posts = Post.objects.filter(topic=topic, creation_date__gt=last_visit)
bgneal@374 261 if posts:
bgneal@374 262 return _goto_post(posts[0])
bgneal@374 263 else:
bgneal@374 264 # just go to the last post in the topic
bgneal@374 265 return _goto_post(topic.last_post)
bgneal@374 266
bgneal@374 267 # user isn't authenticated, just go to the topic
bgneal@374 268 return HttpResponseRedirect(topic_url)
bgneal@374 269
bgneal@374 270
bgneal@529 271 def topic_latest(request, id):
bgneal@529 272 """
bgneal@529 273 This view shows the latest (last) post in a given topic.
bgneal@529 274
bgneal@529 275 """
bgneal@680 276 topic = get_object_or_404(Topic.objects.select_related('forum', 'user'), pk=id)
bgneal@529 277
bgneal@529 278 if topic.last_post:
bgneal@529 279 return _goto_post(topic.last_post)
bgneal@529 280
bgneal@529 281 raise Http404
bgneal@529 282
bgneal@529 283
bgneal@232 284 @login_required
bgneal@232 285 def new_topic(request, slug):
bgneal@232 286 """
bgneal@232 287 This view handles the creation of new topics.
bgneal@232 288 """
bgneal@232 289 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 290
bgneal@459 291 if not perms.can_access(forum.category, request.user):
bgneal@232 292 return HttpResponseForbidden()
bgneal@232 293
bgneal@232 294 if request.method == 'POST':
bgneal@232 295 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 296 if form.is_valid():
bgneal@232 297 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 298 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 299
bgneal@232 300 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 301 _bump_post_count(request.user)
bgneal@232 302 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 303 kwargs={'tid': topic.pk}))
bgneal@232 304 else:
bgneal@232 305 form = NewTopicForm(request.user, forum)
bgneal@286 306
bgneal@1031 307 return render(request, 'forums/new_topic.html', {
bgneal@232 308 'forum': forum,
bgneal@232 309 'form': form,
bgneal@1031 310 })
bgneal@232 311
bgneal@232 312
bgneal@232 313 @login_required
bgneal@232 314 def new_topic_thanks(request, tid):
bgneal@232 315 """
bgneal@232 316 This view displays the success page for a newly created topic.
bgneal@232 317 """
bgneal@232 318 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@1031 319 return render(request, 'forums/new_topic_thanks.html', {
bgneal@232 320 'forum': topic.forum,
bgneal@232 321 'topic': topic,
bgneal@1031 322 })
bgneal@232 323
bgneal@232 324
bgneal@232 325 @require_POST
bgneal@232 326 def quick_reply_ajax(request):
bgneal@232 327 """
bgneal@232 328 This function handles the quick reply to a thread function. This
bgneal@232 329 function is meant to be the target of an AJAX post, and returns
bgneal@232 330 the HTML for the new post, which the client-side script appends
bgneal@232 331 to the document.
bgneal@232 332 """
bgneal@232 333 if not request.user.is_authenticated():
bgneal@232 334 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 335
bgneal@232 336 form = NewPostForm(request.POST)
bgneal@232 337 if form.is_valid():
bgneal@459 338 if not perms.can_post(form.topic, request.user):
bgneal@232 339 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 340 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 341 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 342
bgneal@232 343 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 344 post.unread = True
bgneal@285 345 post.attach_list = post.attachments.all()
bgneal@232 346 _bump_post_count(request.user)
bgneal@446 347 _update_last_visit(request.user, form.topic, datetime.datetime.now())
bgneal@285 348
bgneal@1031 349 return render(request, 'forums/display_post.html', {
bgneal@232 350 'post': post,
bgneal@459 351 'can_moderate': perms.can_moderate(form.topic.forum, request.user),
bgneal@232 352 'can_reply': True,
bgneal@1031 353 })
bgneal@232 354
bgneal@963 355 # The client side javascript is pretty simplistic right now and we don't
bgneal@963 356 # want to change it yet. It is expecting a single error string. Just grab
bgneal@963 357 # the first error message and use that.
bgneal@963 358 errors = form.errors.as_data()
bgneal@963 359 msg = errors.values()[0][0].message if errors else 'Unknown error'
bgneal@963 360 return HttpResponseBadRequest(msg)
bgneal@232 361
bgneal@232 362
bgneal@374 363 def _goto_post(post):
bgneal@374 364 """
bgneal@374 365 Calculate what page the given post is on in its parent topic, then
bgneal@374 366 return a redirect to it.
bgneal@374 367
bgneal@374 368 """
bgneal@374 369 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@374 370 page = count / POSTS_PER_PAGE + 1
bgneal@374 371 url = (reverse('forums-topic_index', kwargs={'id': post.topic.id}) +
bgneal@374 372 '?page=%s#p%s' % (page, post.id))
bgneal@374 373 return HttpResponseRedirect(url)
bgneal@374 374
bgneal@374 375
bgneal@232 376 def goto_post(request, post_id):
bgneal@232 377 """
bgneal@232 378 This function calculates what page a given post is on, then redirects
bgneal@232 379 to that URL. This function is the target of get_absolute_url() for
bgneal@232 380 Post objects.
bgneal@232 381 """
bgneal@232 382 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@374 383 return _goto_post(post)
bgneal@232 384
bgneal@232 385
bgneal@232 386 @require_POST
bgneal@232 387 def flag_post(request):
bgneal@232 388 """
bgneal@232 389 This function handles the flagging of posts by users. This function should
bgneal@232 390 be the target of an AJAX post.
bgneal@232 391 """
bgneal@232 392 if not request.user.is_authenticated():
bgneal@232 393 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@232 394
bgneal@232 395 id = request.POST.get('id')
bgneal@232 396 if id is None:
bgneal@232 397 return HttpResponseBadRequest('No post id')
bgneal@232 398
bgneal@232 399 try:
bgneal@232 400 post = Post.objects.get(pk=id)
bgneal@232 401 except Post.DoesNotExist:
bgneal@232 402 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@232 403
bgneal@232 404 flag = FlaggedPost(user=request.user, post=post)
bgneal@232 405 flag.save()
bgneal@232 406 email_admins('A Post Has Been Flagged', """Hello,
bgneal@232 407
bgneal@232 408 A user has flagged a forum post for review.
bgneal@232 409 """)
bgneal@232 410 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@232 411 'Thanks for helping to improve the discussions on this site.')
bgneal@232 412
bgneal@232 413
bgneal@232 414 @login_required
bgneal@232 415 def edit_post(request, id):
bgneal@232 416 """
bgneal@232 417 This view function allows authorized users to edit posts.
bgneal@232 418 The superuser, forum moderators, and original author can edit posts.
bgneal@232 419 """
bgneal@232 420 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 421
bgneal@459 422 can_moderate = perms.can_moderate(post.topic.forum, request.user)
bgneal@232 423 can_edit = can_moderate or request.user == post.user
bgneal@232 424
bgneal@232 425 if not can_edit:
bgneal@232 426 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@232 427
bgneal@295 428 topic_name = None
bgneal@295 429 first_post = Post.objects.filter(topic=post.topic).order_by('creation_date')[0]
bgneal@295 430 if first_post.id == post.id:
bgneal@295 431 topic_name = post.topic.name
bgneal@295 432
bgneal@232 433 if request.method == "POST":
bgneal@295 434 form = PostForm(request.POST, instance=post, topic_name=topic_name)
bgneal@232 435 if form.is_valid():
bgneal@232 436 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 437 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 438 post = form.save(commit=False)
bgneal@232 439 post.touch()
bgneal@963 440 post.save(html=form.body_html)
bgneal@469 441 notify_updated_post(post)
bgneal@285 442
bgneal@295 443 # if we are editing a first post, save the parent topic as well
bgneal@295 444 if topic_name:
bgneal@295 445 post.topic.save()
bgneal@469 446 notify_updated_topic(post.topic)
bgneal@295 447
bgneal@285 448 # Save any attachments
bgneal@286 449 form.attach_proc.save_attachments(post)
bgneal@285 450
bgneal@232 451 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 452 else:
bgneal@295 453 form = PostForm(instance=post, topic_name=topic_name)
bgneal@232 454
bgneal@1031 455 return render(request, 'forums/edit_post.html', {
bgneal@232 456 'forum': post.topic.forum,
bgneal@232 457 'topic': post.topic,
bgneal@232 458 'post': post,
bgneal@232 459 'form': form,
bgneal@232 460 'can_moderate': can_moderate,
bgneal@1031 461 })
bgneal@232 462
bgneal@232 463
bgneal@232 464 @require_POST
bgneal@232 465 def delete_post(request):
bgneal@232 466 """
bgneal@232 467 This view function allows superusers and forum moderators to delete posts.
bgneal@232 468 This function is the target of AJAX calls from the client.
bgneal@232 469 """
bgneal@232 470 if not request.user.is_authenticated():
bgneal@232 471 return HttpResponseForbidden('Please login to delete a post.')
bgneal@232 472
bgneal@232 473 id = request.POST.get('id')
bgneal@232 474 if id is None:
bgneal@232 475 return HttpResponseBadRequest('No post id')
bgneal@232 476
bgneal@232 477 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 478
bgneal@460 479 if not perms.can_moderate(post.topic.forum, request.user):
bgneal@232 480 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@232 481
bgneal@232 482 delete_single_post(post)
bgneal@232 483 return HttpResponse("The post has been deleted.")
bgneal@232 484
bgneal@232 485
bgneal@232 486 def delete_single_post(post):
bgneal@232 487 """
bgneal@232 488 This function deletes a single post. It handles the case of where
bgneal@232 489 a post is the sole post in a topic by deleting the topic also. It
bgneal@232 490 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@232 491 to this post before deleting the post to avoid a cascading delete.
bgneal@232 492 """
bgneal@232 493 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@232 494 _delete_topic(post.topic)
bgneal@232 495 else:
bgneal@232 496 _delete_post(post)
bgneal@232 497
bgneal@232 498
bgneal@232 499 def _delete_post(post):
bgneal@232 500 """
bgneal@232 501 Internal function to delete a single post object.
bgneal@232 502 Decrements the post author's post count.
bgneal@232 503 Adjusts the parent topic and forum's last_post as needed.
bgneal@232 504 """
bgneal@232 505 # Adjust post creator's post count
bgneal@789 506 profile = post.user.profile
bgneal@232 507 if profile.forum_post_count > 0:
bgneal@232 508 profile.forum_post_count -= 1
bgneal@562 509 profile.save(content_update=False)
bgneal@232 510
bgneal@232 511 # If this post is the last_post in a topic, we need to update
bgneal@232 512 # both the topic and parent forum's last post fields. If we don't
bgneal@232 513 # the cascading delete will delete them also!
bgneal@232 514
bgneal@232 515 topic = post.topic
bgneal@232 516 if topic.last_post == post:
bgneal@232 517 topic.last_post_pre_delete()
bgneal@232 518 topic.save()
bgneal@232 519
bgneal@232 520 forum = topic.forum
bgneal@232 521 if forum.last_post == post:
bgneal@232 522 forum.last_post_pre_delete()
bgneal@232 523 forum.save()
bgneal@232 524
bgneal@285 525 # delete any attachments
bgneal@285 526 post.attachments.clear()
bgneal@285 527
bgneal@232 528 # Should be safe to delete the post now:
bgneal@232 529 post.delete()
bgneal@232 530
bgneal@232 531
bgneal@232 532 def _delete_topic(topic):
bgneal@232 533 """
bgneal@232 534 Internal function to delete an entire topic.
bgneal@232 535 Deletes the topic and all posts contained within.
bgneal@232 536 Adjusts the parent forum's last_post as needed.
bgneal@232 537 Note that we don't bother adjusting all the users'
bgneal@232 538 post counts as that doesn't seem to be worth the effort.
bgneal@232 539 """
bgneal@318 540 parent_forum = topic.forum
bgneal@318 541 if parent_forum.last_post and parent_forum.last_post.topic == topic:
bgneal@318 542 parent_forum.last_post_pre_delete(deleting_topic=True)
bgneal@318 543 parent_forum.save()
bgneal@232 544
bgneal@232 545 # delete subscriptions to this topic
bgneal@232 546 topic.subscribers.clear()
bgneal@232 547 topic.bookmarkers.clear()
bgneal@232 548
bgneal@285 549 # delete all attachments
bgneal@285 550 posts = Post.objects.filter(topic=topic)
bgneal@285 551 for post in posts:
bgneal@285 552 post.attachments.clear()
bgneal@285 553
bgneal@318 554 # Null out the topic's last post so we don't have a foreign key pointing
bgneal@318 555 # to a post when we delete posts.
bgneal@318 556 topic.last_post = None
bgneal@318 557 topic.save()
bgneal@318 558
bgneal@318 559 # delete all posts in bulk
bgneal@318 560 posts.delete()
bgneal@318 561
bgneal@318 562 # It should be safe to just delete the topic now.
bgneal@232 563 topic.delete()
bgneal@232 564
bgneal@318 565 # Resync parent forum's post and topic counts
bgneal@318 566 parent_forum.sync()
bgneal@318 567 parent_forum.save()
bgneal@318 568
bgneal@232 569
bgneal@232 570 @login_required
bgneal@232 571 def new_post(request, topic_id):
bgneal@232 572 """
bgneal@232 573 This function is the view for creating a normal, non-quick reply
bgneal@232 574 to a topic.
bgneal@232 575 """
bgneal@232 576 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@459 577 can_post = perms.can_post(topic, request.user)
bgneal@232 578
bgneal@232 579 if can_post:
bgneal@232 580 if request.method == 'POST':
bgneal@232 581 form = PostForm(request.POST)
bgneal@232 582 if form.is_valid():
bgneal@232 583 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 584 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 585 post = form.save(commit=False)
bgneal@232 586 post.topic = topic
bgneal@232 587 post.user = request.user
bgneal@232 588 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@963 589 post.save(html=form.body_html)
bgneal@469 590 notify_new_post(post)
bgneal@285 591
bgneal@285 592 # Save any attachments
bgneal@286 593 form.attach_proc.save_attachments(post)
bgneal@285 594
bgneal@232 595 _bump_post_count(request.user)
bgneal@446 596 _update_last_visit(request.user, topic, datetime.datetime.now())
bgneal@232 597 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 598 else:
bgneal@232 599 quote_id = request.GET.get('quote')
bgneal@232 600 if quote_id:
bgneal@232 601 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@232 602 pk=quote_id)
bgneal@566 603 form = PostForm(initial={'body': quote_message(quote_post.user.username,
bgneal@232 604 quote_post.body)})
bgneal@232 605 else:
bgneal@232 606 form = PostForm()
bgneal@232 607 else:
bgneal@232 608 form = None
bgneal@232 609
bgneal@1031 610 return render(request, 'forums/new_post.html', {
bgneal@232 611 'forum': topic.forum,
bgneal@232 612 'topic': topic,
bgneal@232 613 'form': form,
bgneal@232 614 'can_post': can_post,
bgneal@1031 615 })
bgneal@232 616
bgneal@232 617
bgneal@232 618 @login_required
bgneal@232 619 def mod_topic_stick(request, id):
bgneal@232 620 """
bgneal@232 621 This view function is for moderators to toggle the sticky status of a topic.
bgneal@232 622 """
bgneal@232 623 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 624 if perms.can_moderate(topic.forum, request.user):
bgneal@232 625 topic.sticky = not topic.sticky
bgneal@232 626 topic.save()
bgneal@232 627 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 628
bgneal@232 629 return HttpResponseForbidden()
bgneal@232 630
bgneal@232 631
bgneal@232 632 @login_required
bgneal@232 633 def mod_topic_lock(request, id):
bgneal@232 634 """
bgneal@232 635 This view function is for moderators to toggle the locked status of a topic.
bgneal@232 636 """
bgneal@232 637 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 638 if perms.can_moderate(topic.forum, request.user):
bgneal@232 639 topic.locked = not topic.locked
bgneal@232 640 topic.save()
bgneal@232 641 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 642
bgneal@232 643 return HttpResponseForbidden()
bgneal@232 644
bgneal@232 645
bgneal@232 646 @login_required
bgneal@232 647 def mod_topic_delete(request, id):
bgneal@232 648 """
bgneal@232 649 This view function is for moderators to delete an entire topic.
bgneal@232 650 """
bgneal@232 651 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 652 if perms.can_moderate(topic.forum, request.user):
bgneal@232 653 forum_url = topic.forum.get_absolute_url()
bgneal@232 654 _delete_topic(topic)
bgneal@232 655 return HttpResponseRedirect(forum_url)
bgneal@232 656
bgneal@232 657 return HttpResponseForbidden()
bgneal@232 658
bgneal@232 659
bgneal@232 660 @login_required
bgneal@232 661 def mod_topic_move(request, id):
bgneal@232 662 """
bgneal@232 663 This view function is for moderators to move a topic to a different forum.
bgneal@232 664 """
bgneal@232 665 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 666 if not perms.can_moderate(topic.forum, request.user):
bgneal@232 667 return HttpResponseForbidden()
bgneal@232 668
bgneal@232 669 if request.method == 'POST':
bgneal@232 670 form = MoveTopicForm(request.user, request.POST)
bgneal@232 671 if form.is_valid():
bgneal@232 672 new_forum = form.cleaned_data['forums']
bgneal@232 673 old_forum = topic.forum
bgneal@232 674 _move_topic(topic, old_forum, new_forum)
bgneal@232 675 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 676 else:
bgneal@232 677 form = MoveTopicForm(request.user)
bgneal@232 678
bgneal@1031 679 return render(request, 'forums/move_topic.html', {
bgneal@232 680 'forum': topic.forum,
bgneal@232 681 'topic': topic,
bgneal@232 682 'form': form,
bgneal@1031 683 })
bgneal@232 684
bgneal@232 685
bgneal@232 686 @login_required
bgneal@232 687 def mod_forum(request, slug):
bgneal@232 688 """
bgneal@232 689 Displays a view to allow moderators to perform various operations
bgneal@232 690 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@232 691 stickying and unstickying, moving, and deleting topics.
bgneal@232 692 """
bgneal@232 693 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@459 694 if not perms.can_moderate(forum, request.user):
bgneal@232 695 return HttpResponseForbidden()
bgneal@232 696
bgneal@232 697 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 698 paginator = create_topic_paginator(topics)
bgneal@232 699 page_num = get_page_num(request)
bgneal@232 700 try:
bgneal@232 701 page = paginator.page(page_num)
bgneal@232 702 except InvalidPage:
bgneal@232 703 raise Http404
bgneal@232 704
bgneal@232 705 # we do this for the template since it is rendered twice
bgneal@232 706 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 707 form = None
bgneal@232 708
bgneal@232 709 if request.method == 'POST':
bgneal@232 710 topic_ids = request.POST.getlist('topic_ids')
bgneal@232 711 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@232 712 url += '?page=%s' % page_num
bgneal@232 713
bgneal@232 714 if len(topic_ids):
bgneal@232 715 if request.POST.get('sticky'):
bgneal@232 716 _bulk_sticky(forum, topic_ids)
bgneal@232 717 return HttpResponseRedirect(url)
bgneal@232 718 elif request.POST.get('lock'):
bgneal@232 719 _bulk_lock(forum, topic_ids)
bgneal@232 720 return HttpResponseRedirect(url)
bgneal@232 721 elif request.POST.get('delete'):
bgneal@232 722 _bulk_delete(forum, topic_ids)
bgneal@232 723 return HttpResponseRedirect(url)
bgneal@232 724 elif request.POST.get('move'):
bgneal@232 725 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@232 726 if form.is_valid():
bgneal@232 727 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@232 728 return HttpResponseRedirect(url)
bgneal@286 729
bgneal@232 730 if form is None:
bgneal@232 731 form = MoveTopicForm(request.user, hide_label=True)
bgneal@232 732
bgneal@1031 733 return render(request, 'forums/mod_forum.html', {
bgneal@232 734 'forum': forum,
bgneal@232 735 'page': page,
bgneal@232 736 'page_nav': page_nav,
bgneal@232 737 'form': form,
bgneal@1031 738 })
bgneal@232 739
bgneal@232 740
bgneal@232 741 @login_required
bgneal@232 742 @require_POST
bgneal@382 743 def catchup_all(request):
bgneal@382 744 """
bgneal@382 745 This view marks all forums as being read.
bgneal@382 746 """
bgneal@384 747 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@382 748
bgneal@1031 749 TopicLastVisit.objects.filter(
bgneal@1031 750 user=request.user,
bgneal@382 751 topic__forum__id__in=forum_ids).delete()
bgneal@382 752
bgneal@382 753 now = datetime.datetime.now()
bgneal@384 754 ForumLastVisit.objects.filter(user=request.user,
bgneal@384 755 forum__in=forum_ids).update(begin_date=now, end_date=now)
bgneal@382 756
bgneal@382 757 return HttpResponseRedirect(reverse('forums-index'))
bgneal@382 758
bgneal@382 759
bgneal@382 760 @login_required
bgneal@382 761 @require_POST
bgneal@232 762 def forum_catchup(request, slug):
bgneal@232 763 """
bgneal@232 764 This view marks all the topics in the forum as being read.
bgneal@232 765 """
bgneal@232 766 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 767
bgneal@459 768 if not perms.can_access(forum.category, request.user):
bgneal@232 769 return HttpResponseForbidden()
bgneal@232 770
bgneal@232 771 forum.catchup(request.user)
bgneal@232 772 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@232 773
bgneal@232 774
bgneal@232 775 @login_required
bgneal@232 776 def mod_topic_split(request, id):
bgneal@232 777 """
bgneal@232 778 This view function allows moderators to split posts off to a new topic.
bgneal@232 779 """
bgneal@232 780 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@459 781 if not perms.can_moderate(topic.forum, request.user):
bgneal@232 782 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 783
bgneal@232 784 if request.method == "POST":
bgneal@232 785 form = SplitTopicForm(request.user, request.POST)
bgneal@232 786 if form.is_valid():
bgneal@232 787 if form.split_at:
bgneal@232 788 _split_topic_at(topic, form.post_ids[0],
bgneal@232 789 form.cleaned_data['forums'],
bgneal@232 790 form.cleaned_data['name'])
bgneal@232 791 else:
bgneal@232 792 _split_topic(topic, form.post_ids,
bgneal@232 793 form.cleaned_data['forums'],
bgneal@232 794 form.cleaned_data['name'])
bgneal@232 795
bgneal@232 796 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 797 else:
bgneal@232 798 form = SplitTopicForm(request.user)
bgneal@232 799
bgneal@232 800 posts = topic.posts.select_related()
bgneal@232 801
bgneal@1031 802 return render(request, 'forums/mod_split_topic.html', {
bgneal@232 803 'forum': topic.forum,
bgneal@232 804 'topic': topic,
bgneal@232 805 'posts': posts,
bgneal@232 806 'form': form,
bgneal@1031 807 })
bgneal@232 808
bgneal@232 809
bgneal@232 810 @login_required
bgneal@232 811 def unread_topics(request):
bgneal@232 812 """Displays the topics with unread posts for a given user."""
bgneal@232 813
bgneal@232 814 topics = get_unread_topics(request.user)
bgneal@232 815
bgneal@232 816 paginator = create_topic_paginator(topics)
bgneal@232 817 page_num = get_page_num(request)
bgneal@232 818 try:
bgneal@232 819 page = paginator.page(page_num)
bgneal@232 820 except InvalidPage:
bgneal@232 821 raise Http404
bgneal@232 822
bgneal@232 823 attach_topic_page_ranges(page.object_list)
bgneal@232 824
bgneal@232 825 # we do this for the template since it is rendered twice
bgneal@232 826 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 827
bgneal@1031 828 return render(request, 'forums/topic_list.html', {
bgneal@232 829 'title': 'Topics With Unread Posts',
bgneal@232 830 'page': page,
bgneal@232 831 'page_nav': page_nav,
bgneal@374 832 'unread': True,
bgneal@1031 833 })
bgneal@232 834
bgneal@232 835
bgneal@232 836 def unanswered_topics(request):
bgneal@232 837 """Displays the topics with no replies."""
bgneal@232 838
bgneal@232 839 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@232 840 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@232 841 post_count=1).select_related(
bgneal@232 842 'forum', 'user', 'last_post', 'last_post__user')
bgneal@232 843
bgneal@232 844 paginator = create_topic_paginator(topics)
bgneal@232 845 page_num = get_page_num(request)
bgneal@232 846 try:
bgneal@232 847 page = paginator.page(page_num)
bgneal@232 848 except InvalidPage:
bgneal@232 849 raise Http404
bgneal@232 850
bgneal@232 851 attach_topic_page_ranges(page.object_list)
bgneal@232 852
bgneal@232 853 # we do this for the template since it is rendered twice
bgneal@232 854 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 855
bgneal@1031 856 return render(request, 'forums/topic_list.html', {
bgneal@232 857 'title': 'Unanswered Topics',
bgneal@232 858 'page': page,
bgneal@232 859 'page_nav': page_nav,
bgneal@374 860 'unread': False,
bgneal@1031 861 })
bgneal@232 862
bgneal@232 863
bgneal@409 864 def active_topics(request, num):
bgneal@409 865 """Displays the last num topics that have been posted to."""
bgneal@409 866
bgneal@409 867 # sanity check num
bgneal@409 868 num = min(50, max(10, int(num)))
bgneal@409 869
bgneal@409 870 # MySQL didn't do this query very well unfortunately...
bgneal@522 871 #
bgneal@522 872 #public_forum_ids = Forum.objects.public_forum_ids()
bgneal@409 873 #topics = Topic.objects.filter(forum__in=public_forum_ids).select_related(
bgneal@409 874 # 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@409 875 # '-update_date')[:num]
bgneal@522 876
bgneal@522 877 # Save 1 query by using forums.latest to give us a list of the most recent
bgneal@522 878 # topics; forums.latest doesn't save enough info to give us everything we
bgneal@522 879 # need so we hit the database for the rest.
bgneal@522 880
bgneal@522 881 topic_ids = get_latest_topic_ids(num)
bgneal@409 882 topics = Topic.objects.filter(id__in=topic_ids).select_related(
bgneal@409 883 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@522 884 '-update_date')
bgneal@409 885
bgneal@409 886 paginator = create_topic_paginator(topics)
bgneal@409 887 page_num = get_page_num(request)
bgneal@409 888 try:
bgneal@409 889 page = paginator.page(page_num)
bgneal@409 890 except InvalidPage:
bgneal@409 891 raise Http404
bgneal@409 892
bgneal@409 893 attach_topic_page_ranges(page.object_list)
bgneal@409 894
bgneal@409 895 # we do this for the template since it is rendered twice
bgneal@409 896 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@409 897
bgneal@409 898 title = 'Last %d Active Topics' % num
bgneal@409 899
bgneal@1031 900 return render(request, 'forums/topic_list.html', {
bgneal@409 901 'title': title,
bgneal@409 902 'page': page,
bgneal@409 903 'page_nav': page_nav,
bgneal@409 904 'unread': False,
bgneal@1031 905 })
bgneal@409 906
bgneal@409 907
bgneal@232 908 @login_required
bgneal@232 909 def my_posts(request):
bgneal@232 910 """Displays a list of posts the requesting user made."""
bgneal@232 911 return _user_posts(request, request.user, request.user, 'My Posts')
bgneal@232 912
bgneal@232 913
bgneal@232 914 @login_required
bgneal@232 915 def posts_for_user(request, username):
bgneal@232 916 """Displays a list of posts by the given user.
bgneal@232 917 Only the forums that the requesting user can see are examined.
bgneal@232 918 """
bgneal@232 919 target_user = get_object_or_404(User, username=username)
bgneal@232 920 return _user_posts(request, target_user, request.user, 'Posts by %s' % username)
bgneal@232 921
bgneal@232 922
bgneal@232 923 @login_required
bgneal@232 924 def post_ip_info(request, post_id):
bgneal@232 925 """Displays information about the IP address the post was made from."""
bgneal@232 926 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 927
bgneal@459 928 if not perms.can_moderate(post.topic.forum, request.user):
bgneal@232 929 return HttpResponseForbidden("You don't have permission for this post.")
bgneal@232 930
bgneal@232 931 ip_users = sorted(set(Post.objects.filter(
bgneal@232 932 user_ip=post.user_ip).values_list('user__username', flat=True)))
bgneal@232 933
bgneal@1031 934 return render(request, 'forums/post_ip.html', {
bgneal@232 935 'post': post,
bgneal@232 936 'ip_users': ip_users,
bgneal@1031 937 })
bgneal@232 938
bgneal@232 939
bgneal@232 940 def _user_posts(request, target_user, req_user, page_title):
bgneal@286 941 """Displays a list of posts made by the target user.
bgneal@232 942 req_user is the user trying to view the posts. Only the forums
bgneal@232 943 req_user can see are searched.
bgneal@232 944 """
bgneal@232 945 forum_ids = Forum.objects.forum_ids_for_user(req_user)
bgneal@232 946 posts = Post.objects.filter(user=target_user,
bgneal@232 947 topic__forum__id__in=forum_ids).order_by(
bgneal@232 948 '-creation_date').select_related()
bgneal@232 949
bgneal@232 950 paginator = create_post_paginator(posts)
bgneal@232 951 page_num = get_page_num(request)
bgneal@232 952 try:
bgneal@232 953 page = paginator.page(page_num)
bgneal@232 954 except InvalidPage:
bgneal@232 955 raise Http404
bgneal@232 956
bgneal@232 957 # we do this for the template since it is rendered twice
bgneal@232 958 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 959
bgneal@1031 960 return render(request, 'forums/post_list.html', {
bgneal@232 961 'title': page_title,
bgneal@232 962 'page': page,
bgneal@232 963 'page_nav': page_nav,
bgneal@1031 964 })
bgneal@232 965
bgneal@232 966
bgneal@232 967 def _bump_post_count(user):
bgneal@232 968 """
bgneal@232 969 Increments the forum_post_count for the given user.
bgneal@232 970 """
bgneal@789 971 profile = user.profile
bgneal@232 972 profile.forum_post_count += 1
bgneal@562 973 profile.save(content_update=False)
bgneal@232 974
bgneal@232 975
bgneal@232 976 def _move_topic(topic, old_forum, new_forum):
bgneal@232 977 if new_forum != old_forum:
bgneal@232 978 topic.forum = new_forum
bgneal@232 979 topic.save()
bgneal@232 980 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 981 old_forum.sync()
bgneal@232 982 old_forum.save()
bgneal@232 983 new_forum.sync()
bgneal@232 984 new_forum.save()
bgneal@232 985
bgneal@232 986
bgneal@232 987 def _bulk_sticky(forum, topic_ids):
bgneal@232 988 """
bgneal@232 989 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 990 """
bgneal@232 991 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 992 for topic in topics:
bgneal@232 993 if topic.forum == forum:
bgneal@232 994 topic.sticky = not topic.sticky
bgneal@232 995 topic.save()
bgneal@232 996
bgneal@232 997
bgneal@232 998 def _bulk_lock(forum, topic_ids):
bgneal@232 999 """
bgneal@232 1000 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 1001 """
bgneal@232 1002 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1003 for topic in topics:
bgneal@232 1004 if topic.forum == forum:
bgneal@232 1005 topic.locked = not topic.locked
bgneal@232 1006 topic.save()
bgneal@232 1007
bgneal@232 1008
bgneal@232 1009 def _bulk_delete(forum, topic_ids):
bgneal@232 1010 """
bgneal@232 1011 Deletes the list of topics.
bgneal@232 1012 """
bgneal@235 1013 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 1014 # time since we are going to be adjusting de-normalized fields
bgneal@235 1015 # during deletes. In particular, we can't do this:
bgneal@235 1016 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 1017 # for topic in topics:
bgneal@235 1018 # since topic.forum.last_post can go stale after a delete.
bgneal@235 1019
bgneal@235 1020 for id in topic_ids:
bgneal@235 1021 try:
bgneal@235 1022 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 1023 except Topic.DoesNotExist:
bgneal@235 1024 continue
bgneal@235 1025 _delete_topic(topic)
bgneal@232 1026
bgneal@232 1027
bgneal@232 1028 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 1029 """
bgneal@232 1030 Moves the list of topics to a new forum.
bgneal@232 1031 """
bgneal@232 1032 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 1033 for topic in topics:
bgneal@232 1034 if topic.forum == old_forum:
bgneal@232 1035 _move_topic(topic, old_forum, new_forum)
bgneal@232 1036
bgneal@232 1037
bgneal@445 1038 def _update_last_visit(user, topic, visit_time):
bgneal@232 1039 """
bgneal@232 1040 Does the bookkeeping for the last visit status for the user to the
bgneal@232 1041 topic/forum.
bgneal@232 1042 """
bgneal@232 1043 now = datetime.datetime.now()
bgneal@232 1044 try:
bgneal@232 1045 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 1046 except ForumLastVisit.DoesNotExist:
bgneal@232 1047 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 1048 flv.begin_date = now
bgneal@232 1049
bgneal@232 1050 flv.end_date = now
bgneal@232 1051 flv.save()
bgneal@232 1052
bgneal@232 1053 if topic.update_date > flv.begin_date:
bgneal@232 1054 try:
bgneal@232 1055 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 1056 except TopicLastVisit.DoesNotExist:
bgneal@445 1057 tlv = TopicLastVisit(user=user, topic=topic, last_visit=datetime.datetime.min)
bgneal@232 1058
bgneal@445 1059 if visit_time > tlv.last_visit:
bgneal@445 1060 tlv.last_visit = visit_time
bgneal@445 1061 tlv.save()
bgneal@232 1062
bgneal@232 1063
bgneal@232 1064 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 1065 """
bgneal@232 1066 This function splits the post given by post_id and all posts that come
bgneal@232 1067 after it in the given topic to a new topic in a new forum.
bgneal@232 1068 It is assumed the caller has been checked for moderator rights.
bgneal@232 1069 """
bgneal@232 1070 post = get_object_or_404(Post, id=post_id)
bgneal@232 1071 if post.topic == topic:
bgneal@232 1072 post_ids = Post.objects.filter(topic=topic,
bgneal@232 1073 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 1074 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 1075
bgneal@232 1076
bgneal@232 1077 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 1078 """
bgneal@232 1079 This function splits the posts given by the post_ids list in the
bgneal@232 1080 given topic to a new topic in a new forum.
bgneal@232 1081 It is assumed the caller has been checked for moderator rights.
bgneal@232 1082 """
bgneal@232 1083 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 1084 if len(posts) > 0:
bgneal@232 1085 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 1086 new_topic.save()
bgneal@469 1087 notify_new_topic(new_topic)
bgneal@232 1088 for post in posts:
bgneal@232 1089 post.topic = new_topic
bgneal@232 1090 post.save()
bgneal@286 1091
bgneal@232 1092 topic.post_count_update()
bgneal@232 1093 topic.save()
bgneal@232 1094 new_topic.post_count_update()
bgneal@232 1095 new_topic.save()
bgneal@232 1096 topic.forum.sync()
bgneal@232 1097 topic.forum.save()
bgneal@232 1098 new_forum.sync()
bgneal@232 1099 new_forum.save()