Mercurial > public > sg101

annotate gpp/forums/views/main.py @ 522:82b97697312e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Created Celery tasks to process new posts and topics. Keep the updated topic set in Redis. This is for tickets #194, #237, #239.
author Brian Neal <bgneal@gmail.com>
date Sun, 18 Dec 2011 23:46:52 +0000
parents 3b30286adba5
children 7388cdf61b25
rev   line source
bgneal@232 1 """
bgneal@232 2 Views for the forums application.
bgneal@232 3 """
bgneal@329 4 import collections
bgneal@232 5 import datetime
bgneal@232 6
bgneal@232 7 from django.contrib.auth.decorators import login_required
bgneal@232 8 from django.contrib.auth.models import User
bgneal@232 9 from django.http import Http404
bgneal@232 10 from django.http import HttpResponse
bgneal@232 11 from django.http import HttpResponseBadRequest
bgneal@232 12 from django.http import HttpResponseForbidden
bgneal@232 13 from django.http import HttpResponseRedirect
bgneal@232 14 from django.core.urlresolvers import reverse
bgneal@232 15 from django.core.paginator import InvalidPage
bgneal@232 16 from django.shortcuts import get_object_or_404
bgneal@232 17 from django.shortcuts import render_to_response
bgneal@232 18 from django.template.loader import render_to_string
bgneal@232 19 from django.template import RequestContext
bgneal@232 20 from django.views.decorators.http import require_POST
bgneal@232 21 from django.utils.text import wrap
bgneal@232 22 from django.db.models import F
bgneal@232 23
bgneal@459 24 import antispam
bgneal@459 25 import antispam.utils
bgneal@459 26 from bio.models import UserProfile, BadgeOwnership
bgneal@232 27 from core.paginator import DiggPaginator
bgneal@232 28 from core.functions import email_admins
bgneal@232 29
bgneal@459 30 from forums.models import (Forum, Topic, Post, FlaggedPost, TopicLastVisit,
bgneal@459 31 ForumLastVisit, Attachment)
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@285 37 from forums.attachments import AttachmentProcessor
bgneal@459 38 import forums.permissions as perms
bgneal@469 39 from forums.signals import (notify_new_topic, notify_updated_topic,
bgneal@469 40 notify_new_post, notify_updated_post)
bgneal@522 41 from forums.latest import get_latest_topic_ids
bgneal@232 42
bgneal@232 43 #######################################################################
bgneal@232 44
bgneal@232 45 TOPICS_PER_PAGE = 50
bgneal@232 46 POSTS_PER_PAGE = 20
bgneal@263 47 FEED_BASE = '/feeds/forums/'
bgneal@263 48 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 49
bgneal@232 50
bgneal@232 51 def get_page_num(request):
bgneal@232 52 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 53 if it does not."""
bgneal@232 54
bgneal@232 55 try:
bgneal@232 56 page_num = int(request.GET.get('page', 1))
bgneal@232 57 except ValueError:
bgneal@232 58 page_num = 1
bgneal@232 59
bgneal@232 60 return page_num
bgneal@232 61
bgneal@232 62
bgneal@232 63 def create_topic_paginator(topics):
bgneal@232 64 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 65
bgneal@232 66 def create_post_paginator(posts):
bgneal@232 67 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 68
bgneal@232 69
bgneal@232 70 def attach_topic_page_ranges(topics):
bgneal@232 71 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 72 This attribute will be None if it is a single page topic. This is used
bgneal@232 73 by the templates to generate "goto page x" links.
bgneal@232 74 """
bgneal@232 75 for topic in topics:
bgneal@232 76 if topic.post_count > POSTS_PER_PAGE:
bgneal@286 77 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 78 body=2, tail=3, margin=1)
bgneal@232 79 topic.page_range = pp.page(1).page_range
bgneal@232 80 else:
bgneal@232 81 topic.page_range = None
bgneal@232 82
bgneal@232 83 #######################################################################
bgneal@232 84
bgneal@232 85 def index(request):
bgneal@232 86 """
bgneal@232 87 This view displays all the forums available, ordered in each category.
bgneal@232 88 """
bgneal@232 89 public_forums = Forum.objects.public_forums()
bgneal@263 90 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 91
bgneal@232 92 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 93 get_forum_unread_status(forums, request.user)
bgneal@232 94 cats = {}
bgneal@232 95 for forum in forums:
bgneal@232 96 forum.has_feed = forum in public_forums
bgneal@232 97 if forum.has_feed:
bgneal@232 98 feeds.append({
bgneal@232 99 'name': '%s Forum' % forum.name,
bgneal@263 100 'feed': FORUM_FEED % forum.slug,
bgneal@232 101 })
bgneal@232 102
bgneal@232 103 cat = cats.setdefault(forum.category.id, {
bgneal@232 104 'cat': forum.category,
bgneal@232 105 'forums': [],
bgneal@232 106 })
bgneal@232 107 cat['forums'].append(forum)
bgneal@232 108
bgneal@232 109 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 110 cats = sorted(cats.values(), cmpdef)
bgneal@232 111
bgneal@232 112 return render_to_response('forums/index.html', {
bgneal@232 113 'cats': cats,
bgneal@232 114 'feeds': feeds,
bgneal@232 115 },
bgneal@232 116 context_instance=RequestContext(request))
bgneal@232 117
bgneal@232 118
bgneal@232 119 def forum_index(request, slug):
bgneal@232 120 """
bgneal@232 121 Displays all the topics in a forum.
bgneal@232 122 """
bgneal@232 123 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 124
bgneal@459 125 if not perms.can_access(forum.category, request.user):
bgneal@232 126 return HttpResponseForbidden()
bgneal@232 127
bgneal@263 128 feed = None
bgneal@263 129 if not forum.category.groups.all():
bgneal@263 130 feed = {
bgneal@263 131 'name': '%s Forum' % forum.name,
bgneal@263 132 'feed': FORUM_FEED % forum.slug,
bgneal@263 133 }
bgneal@263 134
bgneal@232 135 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 136 paginator = create_topic_paginator(topics)
bgneal@232 137 page_num = get_page_num(request)
bgneal@232 138 try:
bgneal@232 139 page = paginator.page(page_num)
bgneal@232 140 except InvalidPage:
bgneal@232 141 raise Http404
bgneal@232 142
bgneal@328 143 get_topic_unread_status(forum, page.object_list, request.user)
bgneal@232 144 attach_topic_page_ranges(page.object_list)
bgneal@232 145
bgneal@232 146 # we do this for the template since it is rendered twice
bgneal@232 147 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 148
bgneal@459 149 can_moderate = perms.can_moderate(forum, request.user)
bgneal@286 150
bgneal@232 151 return render_to_response('forums/forum_index.html', {
bgneal@232 152 'forum': forum,
bgneal@263 153 'feed': feed,
bgneal@232 154 'page': page,
bgneal@232 155 'page_nav': page_nav,
bgneal@232 156 'can_moderate': can_moderate,
bgneal@232 157 },
bgneal@232 158 context_instance=RequestContext(request))
bgneal@232 159
bgneal@232 160
bgneal@232 161 def topic_index(request, id):
bgneal@232 162 """
bgneal@232 163 Displays all the posts in a topic.
bgneal@232 164 """
bgneal@232 165 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 166 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 167
bgneal@459 168 if not perms.can_access(topic.forum.category, request.user):
bgneal@232 169 return HttpResponseForbidden()
bgneal@232 170
bgneal@232 171 topic.view_count = F('view_count') + 1
bgneal@232 172 topic.save(force_update=True)
bgneal@232 173
bgneal@328 174 posts = topic.posts.select_related(depth=1)
bgneal@232 175
bgneal@232 176 paginator = create_post_paginator(posts)
bgneal@232 177 page_num = get_page_num(request)
bgneal@232 178 try:
bgneal@232 179 page = paginator.page(page_num)
bgneal@232 180 except InvalidPage:
bgneal@232 181 raise Http404
bgneal@232 182 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 183
bgneal@329 184 # Attach user profiles to each post's user to avoid using
bgneal@329 185 # get_user_profile() in the template.
bgneal@232 186 users = set(post.user.id for post in page.object_list)
bgneal@232 187
bgneal@232 188 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@349 189 profile_keys = [profile.id for profile in profiles]
bgneal@232 190 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@232 191
bgneal@445 192 last_post_on_page = None
bgneal@232 193 for post in page.object_list:
bgneal@329 194 post.user.user_profile = user_profiles[post.user.id]
bgneal@285 195 post.attach_list = []
bgneal@445 196 last_post_on_page = post
bgneal@285 197
bgneal@329 198 # Attach badge ownership info to the user profiles to avoid lots
bgneal@329 199 # of database hits in the template:
bgneal@329 200 bos_qs = BadgeOwnership.objects.filter(
bgneal@349 201 profile__id__in=profile_keys).select_related()
bgneal@329 202 bos = collections.defaultdict(list)
bgneal@329 203 for bo in bos_qs:
bgneal@329 204 bos[bo.profile.id].append(bo)
bgneal@329 205
bgneal@349 206 for user_id, profile in user_profiles.iteritems():
bgneal@349 207 profile.badge_ownership = bos[profile.id]
bgneal@329 208
bgneal@285 209 # Attach any attachments
bgneal@285 210 post_ids = [post.pk for post in page.object_list]
bgneal@285 211 attachments = Attachment.objects.filter(post__in=post_ids).select_related(
bgneal@285 212 'embed').order_by('order')
bgneal@285 213
bgneal@285 214 post_dict = dict((post.pk, post) for post in page.object_list)
bgneal@285 215 for item in attachments:
bgneal@285 216 post_dict[item.post.id].attach_list.append(item.embed)
bgneal@232 217
bgneal@232 218 last_page = page_num == paginator.num_pages
bgneal@232 219
bgneal@445 220 if request.user.is_authenticated():
bgneal@445 221 if last_page or last_post_on_page is None:
bgneal@445 222 visit_time = datetime.datetime.now()
bgneal@445 223 else:
bgneal@445 224 visit_time = last_post_on_page.creation_date
bgneal@445 225 _update_last_visit(request.user, topic, visit_time)
bgneal@232 226
bgneal@232 227 # we do this for the template since it is rendered twice
bgneal@232 228 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 229
bgneal@459 230 can_moderate = perms.can_moderate(topic.forum, request.user)
bgneal@232 231
bgneal@232 232 can_reply = request.user.is_authenticated() and (
bgneal@232 233 not topic.locked or can_moderate)
bgneal@232 234
bgneal@232 235 is_favorite = request.user.is_authenticated() and (
bgneal@232 236 topic in request.user.favorite_topics.all())
bgneal@232 237
bgneal@232 238 is_subscribed = request.user.is_authenticated() and (
bgneal@232 239 topic in request.user.subscriptions.all())
bgneal@232 240
bgneal@232 241 return render_to_response('forums/topic.html', {
bgneal@232 242 'forum': topic.forum,
bgneal@232 243 'topic': topic,
bgneal@232 244 'page': page,
bgneal@232 245 'page_nav': page_nav,
bgneal@232 246 'last_page': last_page,
bgneal@232 247 'can_moderate': can_moderate,
bgneal@232 248 'can_reply': can_reply,
bgneal@232 249 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 250 'is_favorite': is_favorite,
bgneal@232 251 'is_subscribed': is_subscribed,
bgneal@232 252 },
bgneal@232 253 context_instance=RequestContext(request))
bgneal@232 254
bgneal@232 255
bgneal@374 256 def topic_unread(request, id):
bgneal@374 257 """
bgneal@374 258 This view redirects to the first post the user hasn't read, if we can
bgneal@374 259 figure that out. Otherwise we redirect to the topic.
bgneal@374 260
bgneal@374 261 """
bgneal@374 262 topic_url = reverse('forums-topic_index', kwargs={'id': id})
bgneal@374 263
bgneal@374 264 if request.user.is_authenticated():
bgneal@376 265 topic = get_object_or_404(Topic.objects.select_related(depth=1), pk=id)
bgneal@374 266 try:
bgneal@376 267 tlv = TopicLastVisit.objects.get(user=request.user, topic=topic)
bgneal@374 268 except TopicLastVisit.DoesNotExist:
bgneal@376 269 try:
bgneal@376 270 flv = ForumLastVisit.objects.get(user=request.user,
bgneal@376 271 forum=topic.forum)
bgneal@376 272 except ForumLastVisit.DoesNotExist:
bgneal@376 273 return HttpResponseRedirect(topic_url)
bgneal@376 274 else:
bgneal@376 275 last_visit = flv.begin_date
bgneal@376 276 else:
bgneal@376 277 last_visit = tlv.last_visit
bgneal@374 278
bgneal@376 279 posts = Post.objects.filter(topic=topic, creation_date__gt=last_visit)
bgneal@374 280 if posts:
bgneal@374 281 return _goto_post(posts[0])
bgneal@374 282 else:
bgneal@374 283 # just go to the last post in the topic
bgneal@374 284 return _goto_post(topic.last_post)
bgneal@374 285
bgneal@374 286 # user isn't authenticated, just go to the topic
bgneal@374 287 return HttpResponseRedirect(topic_url)
bgneal@374 288
bgneal@374 289
bgneal@232 290 @login_required
bgneal@232 291 def new_topic(request, slug):
bgneal@232 292 """
bgneal@232 293 This view handles the creation of new topics.
bgneal@232 294 """
bgneal@232 295 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 296
bgneal@459 297 if not perms.can_access(forum.category, request.user):
bgneal@232 298 return HttpResponseForbidden()
bgneal@232 299
bgneal@232 300 if request.method == 'POST':
bgneal@232 301 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 302 if form.is_valid():
bgneal@232 303 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 304 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 305
bgneal@232 306 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 307 _bump_post_count(request.user)
bgneal@232 308 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 309 kwargs={'tid': topic.pk}))
bgneal@232 310 else:
bgneal@232 311 form = NewTopicForm(request.user, forum)
bgneal@286 312
bgneal@232 313 return render_to_response('forums/new_topic.html', {
bgneal@232 314 'forum': forum,
bgneal@232 315 'form': form,
bgneal@232 316 },
bgneal@232 317 context_instance=RequestContext(request))
bgneal@232 318
bgneal@232 319
bgneal@232 320 @login_required
bgneal@232 321 def new_topic_thanks(request, tid):
bgneal@232 322 """
bgneal@232 323 This view displays the success page for a newly created topic.
bgneal@232 324 """
bgneal@232 325 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@232 326 return render_to_response('forums/new_topic_thanks.html', {
bgneal@232 327 'forum': topic.forum,
bgneal@232 328 'topic': topic,
bgneal@232 329 },
bgneal@232 330 context_instance=RequestContext(request))
bgneal@232 331
bgneal@232 332
bgneal@232 333 @require_POST
bgneal@232 334 def quick_reply_ajax(request):
bgneal@232 335 """
bgneal@232 336 This function handles the quick reply to a thread function. This
bgneal@232 337 function is meant to be the target of an AJAX post, and returns
bgneal@232 338 the HTML for the new post, which the client-side script appends
bgneal@232 339 to the document.
bgneal@232 340 """
bgneal@232 341 if not request.user.is_authenticated():
bgneal@232 342 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 343
bgneal@232 344 form = NewPostForm(request.POST)
bgneal@232 345 if form.is_valid():
bgneal@459 346 if not perms.can_post(form.topic, request.user):
bgneal@232 347 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 348 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 349 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 350
bgneal@232 351 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 352 post.unread = True
bgneal@329 353 post.user.user_profile = request.user.get_profile()
bgneal@285 354 post.attach_list = post.attachments.all()
bgneal@232 355 _bump_post_count(request.user)
bgneal@446 356 _update_last_visit(request.user, form.topic, datetime.datetime.now())
bgneal@285 357
bgneal@232 358 return render_to_response('forums/display_post.html', {
bgneal@232 359 'post': post,
bgneal@459 360 'can_moderate': perms.can_moderate(form.topic.forum, request.user),
bgneal@232 361 'can_reply': True,
bgneal@232 362 },
bgneal@232 363 context_instance=RequestContext(request))
bgneal@232 364
bgneal@286 365 return HttpResponseBadRequest("Oops, did you forget some text?");
bgneal@232 366
bgneal@232 367
bgneal@374 368 def _goto_post(post):
bgneal@374 369 """
bgneal@374 370 Calculate what page the given post is on in its parent topic, then
bgneal@374 371 return a redirect to it.
bgneal@374 372
bgneal@374 373 """
bgneal@374 374 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@374 375 page = count / POSTS_PER_PAGE + 1
bgneal@374 376 url = (reverse('forums-topic_index', kwargs={'id': post.topic.id}) +
bgneal@374 377 '?page=%s#p%s' % (page, post.id))
bgneal@374 378 return HttpResponseRedirect(url)
bgneal@374 379
bgneal@374 380
bgneal@232 381 def goto_post(request, post_id):
bgneal@232 382 """
bgneal@232 383 This function calculates what page a given post is on, then redirects
bgneal@232 384 to that URL. This function is the target of get_absolute_url() for
bgneal@232 385 Post objects.
bgneal@232 386 """
bgneal@232 387 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@374 388 return _goto_post(post)
bgneal@232 389
bgneal@232 390
bgneal@232 391 @require_POST
bgneal@232 392 def flag_post(request):
bgneal@232 393 """
bgneal@232 394 This function handles the flagging of posts by users. This function should
bgneal@232 395 be the target of an AJAX post.
bgneal@232 396 """
bgneal@232 397 if not request.user.is_authenticated():
bgneal@232 398 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@232 399
bgneal@232 400 id = request.POST.get('id')
bgneal@232 401 if id is None:
bgneal@232 402 return HttpResponseBadRequest('No post id')
bgneal@232 403
bgneal@232 404 try:
bgneal@232 405 post = Post.objects.get(pk=id)
bgneal@232 406 except Post.DoesNotExist:
bgneal@232 407 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@232 408
bgneal@232 409 flag = FlaggedPost(user=request.user, post=post)
bgneal@232 410 flag.save()
bgneal@232 411 email_admins('A Post Has Been Flagged', """Hello,
bgneal@232 412
bgneal@232 413 A user has flagged a forum post for review.
bgneal@232 414 """)
bgneal@232 415 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@232 416 'Thanks for helping to improve the discussions on this site.')
bgneal@232 417
bgneal@232 418
bgneal@232 419 @login_required
bgneal@232 420 def edit_post(request, id):
bgneal@232 421 """
bgneal@232 422 This view function allows authorized users to edit posts.
bgneal@232 423 The superuser, forum moderators, and original author can edit posts.
bgneal@232 424 """
bgneal@232 425 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 426
bgneal@459 427 can_moderate = perms.can_moderate(post.topic.forum, request.user)
bgneal@232 428 can_edit = can_moderate or request.user == post.user
bgneal@232 429
bgneal@232 430 if not can_edit:
bgneal@232 431 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@232 432
bgneal@295 433 topic_name = None
bgneal@295 434 first_post = Post.objects.filter(topic=post.topic).order_by('creation_date')[0]
bgneal@295 435 if first_post.id == post.id:
bgneal@295 436 topic_name = post.topic.name
bgneal@295 437
bgneal@232 438 if request.method == "POST":
bgneal@295 439 form = PostForm(request.POST, instance=post, topic_name=topic_name)
bgneal@232 440 if form.is_valid():
bgneal@232 441 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 442 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 443 post = form.save(commit=False)
bgneal@232 444 post.touch()
bgneal@232 445 post.save()
bgneal@469 446 notify_updated_post(post)
bgneal@285 447
bgneal@295 448 # if we are editing a first post, save the parent topic as well
bgneal@295 449 if topic_name:
bgneal@295 450 post.topic.save()
bgneal@469 451 notify_updated_topic(post.topic)
bgneal@295 452
bgneal@285 453 # Save any attachments
bgneal@286 454 form.attach_proc.save_attachments(post)
bgneal@285 455
bgneal@232 456 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 457 else:
bgneal@295 458 form = PostForm(instance=post, topic_name=topic_name)
bgneal@232 459
bgneal@329 460 post.user.user_profile = post.user.get_profile()
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@232 514 profile = post.user.get_profile()
bgneal@232 515 if profile.forum_post_count > 0:
bgneal@232 516 profile.forum_post_count -= 1
bgneal@232 517 profile.save()
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@232 597 post.save()
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@232 611 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@232 987 profile = user.get_profile()
bgneal@232 988 profile.forum_post_count += 1
bgneal@232 989 profile.save()
bgneal@232 990
bgneal@232 991
bgneal@232 992 def _quote_message(who, message):
bgneal@232 993 """
bgneal@232 994 Builds a message reply by quoting the existing message in a
bgneal@232 995 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@232 996 """
bgneal@232 997 header = '*%s wrote:*\n\n' % (who, )
bgneal@232 998 lines = wrap(message, 55).split('\n')
bgneal@232 999 for i, line in enumerate(lines):
bgneal@232 1000 lines[i] = '> ' + line
bgneal@417 1001 return header + '\n'.join(lines) + '\n\n'
bgneal@232 1002
bgneal@232 1003
bgneal@232 1004 def _move_topic(topic, old_forum, new_forum):
bgneal@232 1005 if new_forum != old_forum:
bgneal@232 1006 topic.forum = new_forum
bgneal@232 1007 topic.save()
bgneal@232 1008 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 1009 old_forum.sync()
bgneal@232 1010 old_forum.save()
bgneal@232 1011 new_forum.sync()
bgneal@232 1012 new_forum.save()
bgneal@232 1013
bgneal@232 1014
bgneal@232 1015 def _bulk_sticky(forum, topic_ids):
bgneal@232 1016 """
bgneal@232 1017 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 1018 """
bgneal@232 1019 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1020 for topic in topics:
bgneal@232 1021 if topic.forum == forum:
bgneal@232 1022 topic.sticky = not topic.sticky
bgneal@232 1023 topic.save()
bgneal@232 1024
bgneal@232 1025
bgneal@232 1026 def _bulk_lock(forum, topic_ids):
bgneal@232 1027 """
bgneal@232 1028 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 1029 """
bgneal@232 1030 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1031 for topic in topics:
bgneal@232 1032 if topic.forum == forum:
bgneal@232 1033 topic.locked = not topic.locked
bgneal@232 1034 topic.save()
bgneal@232 1035
bgneal@232 1036
bgneal@232 1037 def _bulk_delete(forum, topic_ids):
bgneal@232 1038 """
bgneal@232 1039 Deletes the list of topics.
bgneal@232 1040 """
bgneal@235 1041 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 1042 # time since we are going to be adjusting de-normalized fields
bgneal@235 1043 # during deletes. In particular, we can't do this:
bgneal@235 1044 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 1045 # for topic in topics:
bgneal@235 1046 # since topic.forum.last_post can go stale after a delete.
bgneal@235 1047
bgneal@235 1048 for id in topic_ids:
bgneal@235 1049 try:
bgneal@235 1050 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 1051 except Topic.DoesNotExist:
bgneal@235 1052 continue
bgneal@235 1053 _delete_topic(topic)
bgneal@232 1054
bgneal@232 1055
bgneal@232 1056 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 1057 """
bgneal@232 1058 Moves the list of topics to a new forum.
bgneal@232 1059 """
bgneal@232 1060 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 1061 for topic in topics:
bgneal@232 1062 if topic.forum == old_forum:
bgneal@232 1063 _move_topic(topic, old_forum, new_forum)
bgneal@232 1064
bgneal@232 1065
bgneal@445 1066 def _update_last_visit(user, topic, visit_time):
bgneal@232 1067 """
bgneal@232 1068 Does the bookkeeping for the last visit status for the user to the
bgneal@232 1069 topic/forum.
bgneal@232 1070 """
bgneal@232 1071 now = datetime.datetime.now()
bgneal@232 1072 try:
bgneal@232 1073 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 1074 except ForumLastVisit.DoesNotExist:
bgneal@232 1075 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 1076 flv.begin_date = now
bgneal@232 1077
bgneal@232 1078 flv.end_date = now
bgneal@232 1079 flv.save()
bgneal@232 1080
bgneal@232 1081 if topic.update_date > flv.begin_date:
bgneal@232 1082 try:
bgneal@232 1083 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 1084 except TopicLastVisit.DoesNotExist:
bgneal@445 1085 tlv = TopicLastVisit(user=user, topic=topic, last_visit=datetime.datetime.min)
bgneal@232 1086
bgneal@445 1087 if visit_time > tlv.last_visit:
bgneal@445 1088 tlv.last_visit = visit_time
bgneal@445 1089 tlv.save()
bgneal@232 1090
bgneal@232 1091
bgneal@232 1092 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 1093 """
bgneal@232 1094 This function splits the post given by post_id and all posts that come
bgneal@232 1095 after it in the given topic to a new topic in a new forum.
bgneal@232 1096 It is assumed the caller has been checked for moderator rights.
bgneal@232 1097 """
bgneal@232 1098 post = get_object_or_404(Post, id=post_id)
bgneal@232 1099 if post.topic == topic:
bgneal@232 1100 post_ids = Post.objects.filter(topic=topic,
bgneal@232 1101 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 1102 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 1103
bgneal@232 1104
bgneal@232 1105 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 1106 """
bgneal@232 1107 This function splits the posts given by the post_ids list in the
bgneal@232 1108 given topic to a new topic in a new forum.
bgneal@232 1109 It is assumed the caller has been checked for moderator rights.
bgneal@232 1110 """
bgneal@232 1111 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 1112 if len(posts) > 0:
bgneal@232 1113 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 1114 new_topic.save()
bgneal@469 1115 notify_new_topic(new_topic)
bgneal@232 1116 for post in posts:
bgneal@232 1117 post.topic = new_topic
bgneal@232 1118 post.save()
bgneal@286 1119
bgneal@232 1120 topic.post_count_update()
bgneal@232 1121 topic.save()
bgneal@232 1122 new_topic.post_count_update()
bgneal@232 1123 new_topic.save()
bgneal@232 1124 topic.forum.sync()
bgneal@232 1125 topic.forum.save()
bgneal@232 1126 new_forum.sync()
bgneal@232 1127 new_forum.save()