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annotate gpp/forums/views/main.py @ 451:345825e6dcae

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Working on #220. Can't test locally, so committing in increments.
author Brian Neal <bgneal@gmail.com>
date Thu, 30 Jun 2011 01:57:17 +0000
parents 72ef6e809f79
children 9d3bd7304050
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@232 24 from core.paginator import DiggPaginator
bgneal@232 25 from core.functions import email_admins
bgneal@232 26 from forums.models import Forum, Topic, Post, FlaggedPost, TopicLastVisit, \
bgneal@285 27 ForumLastVisit, Attachment
bgneal@232 28 from forums.forms import NewTopicForm, NewPostForm, PostForm, MoveTopicForm, \
bgneal@232 29 SplitTopicForm
bgneal@232 30 from forums.unread import get_forum_unread_status, get_topic_unread_status, \
bgneal@232 31 get_post_unread_status, get_unread_topics
bgneal@232 32
bgneal@329 33 from bio.models import UserProfile, BadgeOwnership
bgneal@232 34 import antispam
bgneal@232 35 import antispam.utils
bgneal@285 36 from forums.attachments import AttachmentProcessor
bgneal@232 37
bgneal@232 38 #######################################################################
bgneal@232 39
bgneal@232 40 TOPICS_PER_PAGE = 50
bgneal@232 41 POSTS_PER_PAGE = 20
bgneal@263 42 FEED_BASE = '/feeds/forums/'
bgneal@263 43 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 44
bgneal@232 45
bgneal@232 46 def get_page_num(request):
bgneal@232 47 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 48 if it does not."""
bgneal@232 49
bgneal@232 50 try:
bgneal@232 51 page_num = int(request.GET.get('page', 1))
bgneal@232 52 except ValueError:
bgneal@232 53 page_num = 1
bgneal@232 54
bgneal@232 55 return page_num
bgneal@232 56
bgneal@232 57
bgneal@232 58 def create_topic_paginator(topics):
bgneal@232 59 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 60
bgneal@232 61 def create_post_paginator(posts):
bgneal@232 62 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 63
bgneal@232 64
bgneal@232 65 def attach_topic_page_ranges(topics):
bgneal@232 66 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 67 This attribute will be None if it is a single page topic. This is used
bgneal@232 68 by the templates to generate "goto page x" links.
bgneal@232 69 """
bgneal@232 70 for topic in topics:
bgneal@232 71 if topic.post_count > POSTS_PER_PAGE:
bgneal@286 72 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 73 body=2, tail=3, margin=1)
bgneal@232 74 topic.page_range = pp.page(1).page_range
bgneal@232 75 else:
bgneal@232 76 topic.page_range = None
bgneal@232 77
bgneal@232 78 #######################################################################
bgneal@232 79
bgneal@232 80 def index(request):
bgneal@232 81 """
bgneal@232 82 This view displays all the forums available, ordered in each category.
bgneal@232 83 """
bgneal@232 84 public_forums = Forum.objects.public_forums()
bgneal@263 85 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 86
bgneal@232 87 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 88 get_forum_unread_status(forums, request.user)
bgneal@232 89 cats = {}
bgneal@232 90 for forum in forums:
bgneal@232 91 forum.has_feed = forum in public_forums
bgneal@232 92 if forum.has_feed:
bgneal@232 93 feeds.append({
bgneal@232 94 'name': '%s Forum' % forum.name,
bgneal@263 95 'feed': FORUM_FEED % forum.slug,
bgneal@232 96 })
bgneal@232 97
bgneal@232 98 cat = cats.setdefault(forum.category.id, {
bgneal@232 99 'cat': forum.category,
bgneal@232 100 'forums': [],
bgneal@232 101 })
bgneal@232 102 cat['forums'].append(forum)
bgneal@232 103
bgneal@232 104 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 105 cats = sorted(cats.values(), cmpdef)
bgneal@232 106
bgneal@232 107 return render_to_response('forums/index.html', {
bgneal@232 108 'cats': cats,
bgneal@232 109 'feeds': feeds,
bgneal@232 110 },
bgneal@232 111 context_instance=RequestContext(request))
bgneal@232 112
bgneal@232 113
bgneal@232 114 def forum_index(request, slug):
bgneal@232 115 """
bgneal@232 116 Displays all the topics in a forum.
bgneal@232 117 """
bgneal@232 118 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 119
bgneal@232 120 if not forum.category.can_access(request.user):
bgneal@232 121 return HttpResponseForbidden()
bgneal@232 122
bgneal@263 123 feed = None
bgneal@263 124 if not forum.category.groups.all():
bgneal@263 125 feed = {
bgneal@263 126 'name': '%s Forum' % forum.name,
bgneal@263 127 'feed': FORUM_FEED % forum.slug,
bgneal@263 128 }
bgneal@263 129
bgneal@232 130 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 131 paginator = create_topic_paginator(topics)
bgneal@232 132 page_num = get_page_num(request)
bgneal@232 133 try:
bgneal@232 134 page = paginator.page(page_num)
bgneal@232 135 except InvalidPage:
bgneal@232 136 raise Http404
bgneal@232 137
bgneal@328 138 get_topic_unread_status(forum, page.object_list, request.user)
bgneal@232 139 attach_topic_page_ranges(page.object_list)
bgneal@232 140
bgneal@232 141 # we do this for the template since it is rendered twice
bgneal@232 142 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 143
bgneal@232 144 can_moderate = _can_moderate(forum, request.user)
bgneal@286 145
bgneal@232 146 return render_to_response('forums/forum_index.html', {
bgneal@232 147 'forum': forum,
bgneal@263 148 'feed': feed,
bgneal@232 149 'page': page,
bgneal@232 150 'page_nav': page_nav,
bgneal@232 151 'can_moderate': can_moderate,
bgneal@232 152 },
bgneal@232 153 context_instance=RequestContext(request))
bgneal@232 154
bgneal@232 155
bgneal@232 156 def topic_index(request, id):
bgneal@232 157 """
bgneal@232 158 Displays all the posts in a topic.
bgneal@232 159 """
bgneal@232 160 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 161 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 162
bgneal@232 163 if not topic.forum.category.can_access(request.user):
bgneal@232 164 return HttpResponseForbidden()
bgneal@232 165
bgneal@232 166 topic.view_count = F('view_count') + 1
bgneal@232 167 topic.save(force_update=True)
bgneal@232 168
bgneal@328 169 posts = topic.posts.select_related(depth=1)
bgneal@232 170
bgneal@232 171 paginator = create_post_paginator(posts)
bgneal@232 172 page_num = get_page_num(request)
bgneal@232 173 try:
bgneal@232 174 page = paginator.page(page_num)
bgneal@232 175 except InvalidPage:
bgneal@232 176 raise Http404
bgneal@232 177 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 178
bgneal@329 179 # Attach user profiles to each post's user to avoid using
bgneal@329 180 # get_user_profile() in the template.
bgneal@232 181 users = set(post.user.id for post in page.object_list)
bgneal@232 182
bgneal@232 183 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@349 184 profile_keys = [profile.id for profile in profiles]
bgneal@232 185 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@232 186
bgneal@445 187 last_post_on_page = None
bgneal@232 188 for post in page.object_list:
bgneal@329 189 post.user.user_profile = user_profiles[post.user.id]
bgneal@285 190 post.attach_list = []
bgneal@445 191 last_post_on_page = post
bgneal@285 192
bgneal@329 193 # Attach badge ownership info to the user profiles to avoid lots
bgneal@329 194 # of database hits in the template:
bgneal@329 195 bos_qs = BadgeOwnership.objects.filter(
bgneal@349 196 profile__id__in=profile_keys).select_related()
bgneal@329 197 bos = collections.defaultdict(list)
bgneal@329 198 for bo in bos_qs:
bgneal@329 199 bos[bo.profile.id].append(bo)
bgneal@329 200
bgneal@349 201 for user_id, profile in user_profiles.iteritems():
bgneal@349 202 profile.badge_ownership = bos[profile.id]
bgneal@329 203
bgneal@285 204 # Attach any attachments
bgneal@285 205 post_ids = [post.pk for post in page.object_list]
bgneal@285 206 attachments = Attachment.objects.filter(post__in=post_ids).select_related(
bgneal@285 207 'embed').order_by('order')
bgneal@285 208
bgneal@285 209 post_dict = dict((post.pk, post) for post in page.object_list)
bgneal@285 210 for item in attachments:
bgneal@285 211 post_dict[item.post.id].attach_list.append(item.embed)
bgneal@232 212
bgneal@232 213 last_page = page_num == paginator.num_pages
bgneal@232 214
bgneal@445 215 if request.user.is_authenticated():
bgneal@445 216 if last_page or last_post_on_page is None:
bgneal@445 217 visit_time = datetime.datetime.now()
bgneal@445 218 else:
bgneal@445 219 visit_time = last_post_on_page.creation_date
bgneal@445 220 _update_last_visit(request.user, topic, visit_time)
bgneal@232 221
bgneal@232 222 # we do this for the template since it is rendered twice
bgneal@232 223 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 224
bgneal@232 225 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@232 226
bgneal@232 227 can_reply = request.user.is_authenticated() and (
bgneal@232 228 not topic.locked or can_moderate)
bgneal@232 229
bgneal@232 230 is_favorite = request.user.is_authenticated() and (
bgneal@232 231 topic in request.user.favorite_topics.all())
bgneal@232 232
bgneal@232 233 is_subscribed = request.user.is_authenticated() and (
bgneal@232 234 topic in request.user.subscriptions.all())
bgneal@232 235
bgneal@232 236 return render_to_response('forums/topic.html', {
bgneal@232 237 'forum': topic.forum,
bgneal@232 238 'topic': topic,
bgneal@232 239 'page': page,
bgneal@232 240 'page_nav': page_nav,
bgneal@232 241 'last_page': last_page,
bgneal@232 242 'can_moderate': can_moderate,
bgneal@232 243 'can_reply': can_reply,
bgneal@232 244 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 245 'is_favorite': is_favorite,
bgneal@232 246 'is_subscribed': is_subscribed,
bgneal@232 247 },
bgneal@232 248 context_instance=RequestContext(request))
bgneal@232 249
bgneal@232 250
bgneal@374 251 def topic_unread(request, id):
bgneal@374 252 """
bgneal@374 253 This view redirects to the first post the user hasn't read, if we can
bgneal@374 254 figure that out. Otherwise we redirect to the topic.
bgneal@374 255
bgneal@374 256 """
bgneal@374 257 topic_url = reverse('forums-topic_index', kwargs={'id': id})
bgneal@374 258
bgneal@374 259 if request.user.is_authenticated():
bgneal@376 260 topic = get_object_or_404(Topic.objects.select_related(depth=1), pk=id)
bgneal@374 261 try:
bgneal@376 262 tlv = TopicLastVisit.objects.get(user=request.user, topic=topic)
bgneal@374 263 except TopicLastVisit.DoesNotExist:
bgneal@376 264 try:
bgneal@376 265 flv = ForumLastVisit.objects.get(user=request.user,
bgneal@376 266 forum=topic.forum)
bgneal@376 267 except ForumLastVisit.DoesNotExist:
bgneal@376 268 return HttpResponseRedirect(topic_url)
bgneal@376 269 else:
bgneal@376 270 last_visit = flv.begin_date
bgneal@376 271 else:
bgneal@376 272 last_visit = tlv.last_visit
bgneal@374 273
bgneal@376 274 posts = Post.objects.filter(topic=topic, creation_date__gt=last_visit)
bgneal@374 275 if posts:
bgneal@374 276 return _goto_post(posts[0])
bgneal@374 277 else:
bgneal@374 278 # just go to the last post in the topic
bgneal@374 279 return _goto_post(topic.last_post)
bgneal@374 280
bgneal@374 281 # user isn't authenticated, just go to the topic
bgneal@374 282 return HttpResponseRedirect(topic_url)
bgneal@374 283
bgneal@374 284
bgneal@232 285 @login_required
bgneal@232 286 def new_topic(request, slug):
bgneal@232 287 """
bgneal@232 288 This view handles the creation of new topics.
bgneal@232 289 """
bgneal@232 290 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 291
bgneal@232 292 if not forum.category.can_access(request.user):
bgneal@232 293 return HttpResponseForbidden()
bgneal@232 294
bgneal@232 295 if request.method == 'POST':
bgneal@232 296 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 297 if form.is_valid():
bgneal@232 298 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 299 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 300
bgneal@232 301 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 302 _bump_post_count(request.user)
bgneal@232 303 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 304 kwargs={'tid': topic.pk}))
bgneal@232 305 else:
bgneal@232 306 form = NewTopicForm(request.user, forum)
bgneal@286 307
bgneal@232 308 return render_to_response('forums/new_topic.html', {
bgneal@232 309 'forum': forum,
bgneal@232 310 'form': form,
bgneal@232 311 },
bgneal@232 312 context_instance=RequestContext(request))
bgneal@232 313
bgneal@232 314
bgneal@232 315 @login_required
bgneal@232 316 def new_topic_thanks(request, tid):
bgneal@232 317 """
bgneal@232 318 This view displays the success page for a newly created topic.
bgneal@232 319 """
bgneal@232 320 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@232 321 return render_to_response('forums/new_topic_thanks.html', {
bgneal@232 322 'forum': topic.forum,
bgneal@232 323 'topic': topic,
bgneal@232 324 },
bgneal@232 325 context_instance=RequestContext(request))
bgneal@232 326
bgneal@232 327
bgneal@232 328 @require_POST
bgneal@232 329 def quick_reply_ajax(request):
bgneal@232 330 """
bgneal@232 331 This function handles the quick reply to a thread function. This
bgneal@232 332 function is meant to be the target of an AJAX post, and returns
bgneal@232 333 the HTML for the new post, which the client-side script appends
bgneal@232 334 to the document.
bgneal@232 335 """
bgneal@232 336 if not request.user.is_authenticated():
bgneal@232 337 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 338
bgneal@232 339 form = NewPostForm(request.POST)
bgneal@232 340 if form.is_valid():
bgneal@232 341 if not _can_post_in_topic(form.topic, request.user):
bgneal@232 342 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 343 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 344 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 345
bgneal@232 346 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 347 post.unread = True
bgneal@329 348 post.user.user_profile = request.user.get_profile()
bgneal@285 349 post.attach_list = post.attachments.all()
bgneal@232 350 _bump_post_count(request.user)
bgneal@446 351 _update_last_visit(request.user, form.topic, datetime.datetime.now())
bgneal@285 352
bgneal@232 353 return render_to_response('forums/display_post.html', {
bgneal@232 354 'post': post,
bgneal@232 355 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@232 356 'can_reply': True,
bgneal@232 357 },
bgneal@232 358 context_instance=RequestContext(request))
bgneal@232 359
bgneal@286 360 return HttpResponseBadRequest("Oops, did you forget some text?");
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@232 422 can_moderate = _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@232 440 post.save()
bgneal@285 441
bgneal@295 442 # if we are editing a first post, save the parent topic as well
bgneal@295 443 if topic_name:
bgneal@295 444 post.topic.save()
bgneal@295 445
bgneal@285 446 # Save any attachments
bgneal@286 447 form.attach_proc.save_attachments(post)
bgneal@285 448
bgneal@232 449 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 450 else:
bgneal@295 451 form = PostForm(instance=post, topic_name=topic_name)
bgneal@232 452
bgneal@329 453 post.user.user_profile = post.user.get_profile()
bgneal@232 454
bgneal@232 455 return render_to_response('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@232 461 },
bgneal@232 462 context_instance=RequestContext(request))
bgneal@232 463
bgneal@232 464
bgneal@232 465 @require_POST
bgneal@232 466 def delete_post(request):
bgneal@232 467 """
bgneal@232 468 This view function allows superusers and forum moderators to delete posts.
bgneal@232 469 This function is the target of AJAX calls from the client.
bgneal@232 470 """
bgneal@232 471 if not request.user.is_authenticated():
bgneal@232 472 return HttpResponseForbidden('Please login to delete a post.')
bgneal@232 473
bgneal@232 474 id = request.POST.get('id')
bgneal@232 475 if id is None:
bgneal@232 476 return HttpResponseBadRequest('No post id')
bgneal@232 477
bgneal@232 478 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 479
bgneal@232 480 can_delete = request.user.is_superuser or \
bgneal@232 481 request.user in post.topic.forum.moderators.all()
bgneal@232 482
bgneal@232 483 if not can_delete:
bgneal@232 484 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@232 485
bgneal@232 486 delete_single_post(post)
bgneal@232 487 return HttpResponse("The post has been deleted.")
bgneal@232 488
bgneal@232 489
bgneal@232 490 def delete_single_post(post):
bgneal@232 491 """
bgneal@232 492 This function deletes a single post. It handles the case of where
bgneal@232 493 a post is the sole post in a topic by deleting the topic also. It
bgneal@232 494 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@232 495 to this post before deleting the post to avoid a cascading delete.
bgneal@232 496 """
bgneal@232 497 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@232 498 _delete_topic(post.topic)
bgneal@232 499 else:
bgneal@232 500 _delete_post(post)
bgneal@232 501
bgneal@232 502
bgneal@232 503 def _delete_post(post):
bgneal@232 504 """
bgneal@232 505 Internal function to delete a single post object.
bgneal@232 506 Decrements the post author's post count.
bgneal@232 507 Adjusts the parent topic and forum's last_post as needed.
bgneal@232 508 """
bgneal@232 509 # Adjust post creator's post count
bgneal@232 510 profile = post.user.get_profile()
bgneal@232 511 if profile.forum_post_count > 0:
bgneal@232 512 profile.forum_post_count -= 1
bgneal@232 513 profile.save()
bgneal@232 514
bgneal@232 515 # If this post is the last_post in a topic, we need to update
bgneal@232 516 # both the topic and parent forum's last post fields. If we don't
bgneal@232 517 # the cascading delete will delete them also!
bgneal@232 518
bgneal@232 519 topic = post.topic
bgneal@232 520 if topic.last_post == post:
bgneal@232 521 topic.last_post_pre_delete()
bgneal@232 522 topic.save()
bgneal@232 523
bgneal@232 524 forum = topic.forum
bgneal@232 525 if forum.last_post == post:
bgneal@232 526 forum.last_post_pre_delete()
bgneal@232 527 forum.save()
bgneal@232 528
bgneal@285 529 # delete any attachments
bgneal@285 530 post.attachments.clear()
bgneal@285 531
bgneal@232 532 # Should be safe to delete the post now:
bgneal@232 533 post.delete()
bgneal@232 534
bgneal@232 535
bgneal@232 536 def _delete_topic(topic):
bgneal@232 537 """
bgneal@232 538 Internal function to delete an entire topic.
bgneal@232 539 Deletes the topic and all posts contained within.
bgneal@232 540 Adjusts the parent forum's last_post as needed.
bgneal@232 541 Note that we don't bother adjusting all the users'
bgneal@232 542 post counts as that doesn't seem to be worth the effort.
bgneal@232 543 """
bgneal@318 544 parent_forum = topic.forum
bgneal@318 545 if parent_forum.last_post and parent_forum.last_post.topic == topic:
bgneal@318 546 parent_forum.last_post_pre_delete(deleting_topic=True)
bgneal@318 547 parent_forum.save()
bgneal@232 548
bgneal@232 549 # delete subscriptions to this topic
bgneal@232 550 topic.subscribers.clear()
bgneal@232 551 topic.bookmarkers.clear()
bgneal@232 552
bgneal@285 553 # delete all attachments
bgneal@285 554 posts = Post.objects.filter(topic=topic)
bgneal@285 555 for post in posts:
bgneal@285 556 post.attachments.clear()
bgneal@285 557
bgneal@318 558 # Null out the topic's last post so we don't have a foreign key pointing
bgneal@318 559 # to a post when we delete posts.
bgneal@318 560 topic.last_post = None
bgneal@318 561 topic.save()
bgneal@318 562
bgneal@318 563 # delete all posts in bulk
bgneal@318 564 posts.delete()
bgneal@318 565
bgneal@318 566 # It should be safe to just delete the topic now.
bgneal@232 567 topic.delete()
bgneal@232 568
bgneal@318 569 # Resync parent forum's post and topic counts
bgneal@318 570 parent_forum.sync()
bgneal@318 571 parent_forum.save()
bgneal@318 572
bgneal@232 573
bgneal@232 574 @login_required
bgneal@232 575 def new_post(request, topic_id):
bgneal@232 576 """
bgneal@232 577 This function is the view for creating a normal, non-quick reply
bgneal@232 578 to a topic.
bgneal@232 579 """
bgneal@232 580 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@232 581 can_post = _can_post_in_topic(topic, request.user)
bgneal@232 582
bgneal@232 583 if can_post:
bgneal@232 584 if request.method == 'POST':
bgneal@232 585 form = PostForm(request.POST)
bgneal@232 586 if form.is_valid():
bgneal@232 587 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 588 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 589 post = form.save(commit=False)
bgneal@232 590 post.topic = topic
bgneal@232 591 post.user = request.user
bgneal@232 592 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@232 593 post.save()
bgneal@285 594
bgneal@285 595 # Save any attachments
bgneal@286 596 form.attach_proc.save_attachments(post)
bgneal@285 597
bgneal@232 598 _bump_post_count(request.user)
bgneal@446 599 _update_last_visit(request.user, topic, datetime.datetime.now())
bgneal@232 600 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 601 else:
bgneal@232 602 quote_id = request.GET.get('quote')
bgneal@232 603 if quote_id:
bgneal@232 604 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@232 605 pk=quote_id)
bgneal@232 606 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@232 607 quote_post.body)})
bgneal@232 608 else:
bgneal@232 609 form = PostForm()
bgneal@232 610 else:
bgneal@232 611 form = None
bgneal@232 612
bgneal@232 613 return render_to_response('forums/new_post.html', {
bgneal@232 614 'forum': topic.forum,
bgneal@232 615 'topic': topic,
bgneal@232 616 'form': form,
bgneal@232 617 'can_post': can_post,
bgneal@232 618 },
bgneal@232 619 context_instance=RequestContext(request))
bgneal@232 620
bgneal@232 621
bgneal@232 622 @login_required
bgneal@232 623 def mod_topic_stick(request, id):
bgneal@232 624 """
bgneal@232 625 This view function is for moderators to toggle the sticky status of a topic.
bgneal@232 626 """
bgneal@232 627 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 628 if _can_moderate(topic.forum, request.user):
bgneal@232 629 topic.sticky = not topic.sticky
bgneal@232 630 topic.save()
bgneal@232 631 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 632
bgneal@232 633 return HttpResponseForbidden()
bgneal@232 634
bgneal@232 635
bgneal@232 636 @login_required
bgneal@232 637 def mod_topic_lock(request, id):
bgneal@232 638 """
bgneal@232 639 This view function is for moderators to toggle the locked status of a topic.
bgneal@232 640 """
bgneal@232 641 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 642 if _can_moderate(topic.forum, request.user):
bgneal@232 643 topic.locked = not topic.locked
bgneal@232 644 topic.save()
bgneal@232 645 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 646
bgneal@232 647 return HttpResponseForbidden()
bgneal@232 648
bgneal@232 649
bgneal@232 650 @login_required
bgneal@232 651 def mod_topic_delete(request, id):
bgneal@232 652 """
bgneal@232 653 This view function is for moderators to delete an entire topic.
bgneal@232 654 """
bgneal@232 655 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 656 if _can_moderate(topic.forum, request.user):
bgneal@232 657 forum_url = topic.forum.get_absolute_url()
bgneal@232 658 _delete_topic(topic)
bgneal@232 659 return HttpResponseRedirect(forum_url)
bgneal@232 660
bgneal@232 661 return HttpResponseForbidden()
bgneal@232 662
bgneal@232 663
bgneal@232 664 @login_required
bgneal@232 665 def mod_topic_move(request, id):
bgneal@232 666 """
bgneal@232 667 This view function is for moderators to move a topic to a different forum.
bgneal@232 668 """
bgneal@232 669 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 670 if not _can_moderate(topic.forum, request.user):
bgneal@232 671 return HttpResponseForbidden()
bgneal@232 672
bgneal@232 673 if request.method == 'POST':
bgneal@232 674 form = MoveTopicForm(request.user, request.POST)
bgneal@232 675 if form.is_valid():
bgneal@232 676 new_forum = form.cleaned_data['forums']
bgneal@232 677 old_forum = topic.forum
bgneal@232 678 _move_topic(topic, old_forum, new_forum)
bgneal@232 679 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 680 else:
bgneal@232 681 form = MoveTopicForm(request.user)
bgneal@232 682
bgneal@232 683 return render_to_response('forums/move_topic.html', {
bgneal@232 684 'forum': topic.forum,
bgneal@232 685 'topic': topic,
bgneal@232 686 'form': form,
bgneal@232 687 },
bgneal@232 688 context_instance=RequestContext(request))
bgneal@232 689
bgneal@232 690
bgneal@232 691 @login_required
bgneal@232 692 def mod_forum(request, slug):
bgneal@232 693 """
bgneal@232 694 Displays a view to allow moderators to perform various operations
bgneal@232 695 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@232 696 stickying and unstickying, moving, and deleting topics.
bgneal@232 697 """
bgneal@232 698 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 699 if not _can_moderate(forum, request.user):
bgneal@232 700 return HttpResponseForbidden()
bgneal@232 701
bgneal@232 702 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 703 paginator = create_topic_paginator(topics)
bgneal@232 704 page_num = get_page_num(request)
bgneal@232 705 try:
bgneal@232 706 page = paginator.page(page_num)
bgneal@232 707 except InvalidPage:
bgneal@232 708 raise Http404
bgneal@232 709
bgneal@232 710 # we do this for the template since it is rendered twice
bgneal@232 711 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 712 form = None
bgneal@232 713
bgneal@232 714 if request.method == 'POST':
bgneal@232 715 topic_ids = request.POST.getlist('topic_ids')
bgneal@232 716 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@232 717 url += '?page=%s' % page_num
bgneal@232 718
bgneal@232 719 if len(topic_ids):
bgneal@232 720 if request.POST.get('sticky'):
bgneal@232 721 _bulk_sticky(forum, topic_ids)
bgneal@232 722 return HttpResponseRedirect(url)
bgneal@232 723 elif request.POST.get('lock'):
bgneal@232 724 _bulk_lock(forum, topic_ids)
bgneal@232 725 return HttpResponseRedirect(url)
bgneal@232 726 elif request.POST.get('delete'):
bgneal@232 727 _bulk_delete(forum, topic_ids)
bgneal@232 728 return HttpResponseRedirect(url)
bgneal@232 729 elif request.POST.get('move'):
bgneal@232 730 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@232 731 if form.is_valid():
bgneal@232 732 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@232 733 return HttpResponseRedirect(url)
bgneal@286 734
bgneal@232 735 if form is None:
bgneal@232 736 form = MoveTopicForm(request.user, hide_label=True)
bgneal@232 737
bgneal@232 738 return render_to_response('forums/mod_forum.html', {
bgneal@232 739 'forum': forum,
bgneal@232 740 'page': page,
bgneal@232 741 'page_nav': page_nav,
bgneal@232 742 'form': form,
bgneal@232 743 },
bgneal@232 744 context_instance=RequestContext(request))
bgneal@232 745
bgneal@232 746
bgneal@232 747 @login_required
bgneal@232 748 @require_POST
bgneal@382 749 def catchup_all(request):
bgneal@382 750 """
bgneal@382 751 This view marks all forums as being read.
bgneal@382 752 """
bgneal@384 753 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@382 754
bgneal@382 755 tlvs = TopicLastVisit.objects.filter(user=request.user,
bgneal@382 756 topic__forum__id__in=forum_ids).delete()
bgneal@382 757
bgneal@382 758 now = datetime.datetime.now()
bgneal@384 759 ForumLastVisit.objects.filter(user=request.user,
bgneal@384 760 forum__in=forum_ids).update(begin_date=now, end_date=now)
bgneal@382 761
bgneal@382 762 return HttpResponseRedirect(reverse('forums-index'))
bgneal@382 763
bgneal@382 764
bgneal@382 765 @login_required
bgneal@382 766 @require_POST
bgneal@232 767 def forum_catchup(request, slug):
bgneal@232 768 """
bgneal@232 769 This view marks all the topics in the forum as being read.
bgneal@232 770 """
bgneal@232 771 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 772
bgneal@232 773 if not forum.category.can_access(request.user):
bgneal@232 774 return HttpResponseForbidden()
bgneal@232 775
bgneal@232 776 forum.catchup(request.user)
bgneal@232 777 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@232 778
bgneal@232 779
bgneal@232 780 @login_required
bgneal@232 781 def mod_topic_split(request, id):
bgneal@232 782 """
bgneal@232 783 This view function allows moderators to split posts off to a new topic.
bgneal@232 784 """
bgneal@232 785 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 786 if not _can_moderate(topic.forum, request.user):
bgneal@232 787 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 788
bgneal@232 789 if request.method == "POST":
bgneal@232 790 form = SplitTopicForm(request.user, request.POST)
bgneal@232 791 if form.is_valid():
bgneal@232 792 if form.split_at:
bgneal@232 793 _split_topic_at(topic, form.post_ids[0],
bgneal@232 794 form.cleaned_data['forums'],
bgneal@232 795 form.cleaned_data['name'])
bgneal@232 796 else:
bgneal@232 797 _split_topic(topic, form.post_ids,
bgneal@232 798 form.cleaned_data['forums'],
bgneal@232 799 form.cleaned_data['name'])
bgneal@232 800
bgneal@232 801 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 802 else:
bgneal@232 803 form = SplitTopicForm(request.user)
bgneal@232 804
bgneal@232 805 posts = topic.posts.select_related()
bgneal@232 806
bgneal@232 807 return render_to_response('forums/mod_split_topic.html', {
bgneal@232 808 'forum': topic.forum,
bgneal@232 809 'topic': topic,
bgneal@232 810 'posts': posts,
bgneal@232 811 'form': form,
bgneal@232 812 },
bgneal@232 813 context_instance=RequestContext(request))
bgneal@232 814
bgneal@232 815
bgneal@232 816 @login_required
bgneal@232 817 def unread_topics(request):
bgneal@232 818 """Displays the topics with unread posts for a given user."""
bgneal@232 819
bgneal@232 820 topics = get_unread_topics(request.user)
bgneal@232 821
bgneal@232 822 paginator = create_topic_paginator(topics)
bgneal@232 823 page_num = get_page_num(request)
bgneal@232 824 try:
bgneal@232 825 page = paginator.page(page_num)
bgneal@232 826 except InvalidPage:
bgneal@232 827 raise Http404
bgneal@232 828
bgneal@232 829 attach_topic_page_ranges(page.object_list)
bgneal@232 830
bgneal@232 831 # we do this for the template since it is rendered twice
bgneal@232 832 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 833
bgneal@232 834 return render_to_response('forums/topic_list.html', {
bgneal@232 835 'title': 'Topics With Unread Posts',
bgneal@232 836 'page': page,
bgneal@232 837 'page_nav': page_nav,
bgneal@374 838 'unread': True,
bgneal@232 839 },
bgneal@232 840 context_instance=RequestContext(request))
bgneal@232 841
bgneal@232 842
bgneal@232 843 def unanswered_topics(request):
bgneal@232 844 """Displays the topics with no replies."""
bgneal@232 845
bgneal@232 846 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@232 847 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@232 848 post_count=1).select_related(
bgneal@232 849 'forum', 'user', 'last_post', 'last_post__user')
bgneal@232 850
bgneal@232 851 paginator = create_topic_paginator(topics)
bgneal@232 852 page_num = get_page_num(request)
bgneal@232 853 try:
bgneal@232 854 page = paginator.page(page_num)
bgneal@232 855 except InvalidPage:
bgneal@232 856 raise Http404
bgneal@232 857
bgneal@232 858 attach_topic_page_ranges(page.object_list)
bgneal@232 859
bgneal@232 860 # we do this for the template since it is rendered twice
bgneal@232 861 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 862
bgneal@232 863 return render_to_response('forums/topic_list.html', {
bgneal@232 864 'title': 'Unanswered Topics',
bgneal@232 865 'page': page,
bgneal@232 866 'page_nav': page_nav,
bgneal@374 867 'unread': False,
bgneal@232 868 },
bgneal@232 869 context_instance=RequestContext(request))
bgneal@232 870
bgneal@232 871
bgneal@409 872 def active_topics(request, num):
bgneal@409 873 """Displays the last num topics that have been posted to."""
bgneal@409 874
bgneal@409 875 # sanity check num
bgneal@409 876 num = min(50, max(10, int(num)))
bgneal@409 877
bgneal@409 878 public_forum_ids = Forum.objects.public_forum_ids()
bgneal@409 879
bgneal@409 880 # MySQL didn't do this query very well unfortunately...
bgneal@409 881 #topics = Topic.objects.filter(forum__in=public_forum_ids).select_related(
bgneal@409 882 # 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@409 883 # '-update_date')[:num]
bgneal@409 884 topic_ids = list(Topic.objects.filter(forum__in=public_forum_ids).order_by(
bgneal@409 885 '-update_date').values_list('id', flat=True)[:num])
bgneal@409 886 topics = Topic.objects.filter(id__in=topic_ids).select_related(
bgneal@409 887 'forum', 'user', 'last_post', 'last_post__user').order_by(
bgneal@409 888 '-update_date')[:num]
bgneal@409 889
bgneal@409 890 paginator = create_topic_paginator(topics)
bgneal@409 891 page_num = get_page_num(request)
bgneal@409 892 try:
bgneal@409 893 page = paginator.page(page_num)
bgneal@409 894 except InvalidPage:
bgneal@409 895 raise Http404
bgneal@409 896
bgneal@409 897 attach_topic_page_ranges(page.object_list)
bgneal@409 898
bgneal@409 899 # we do this for the template since it is rendered twice
bgneal@409 900 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@409 901
bgneal@409 902 title = 'Last %d Active Topics' % num
bgneal@409 903
bgneal@409 904 return render_to_response('forums/topic_list.html', {
bgneal@409 905 'title': title,
bgneal@409 906 'page': page,
bgneal@409 907 'page_nav': page_nav,
bgneal@409 908 'unread': False,
bgneal@409 909 },
bgneal@409 910 context_instance=RequestContext(request))
bgneal@409 911
bgneal@409 912
bgneal@232 913 @login_required
bgneal@232 914 def my_posts(request):
bgneal@232 915 """Displays a list of posts the requesting user made."""
bgneal@232 916 return _user_posts(request, request.user, request.user, 'My Posts')
bgneal@232 917
bgneal@232 918
bgneal@232 919 @login_required
bgneal@232 920 def posts_for_user(request, username):
bgneal@232 921 """Displays a list of posts by the given user.
bgneal@232 922 Only the forums that the requesting user can see are examined.
bgneal@232 923 """
bgneal@232 924 target_user = get_object_or_404(User, username=username)
bgneal@232 925 return _user_posts(request, target_user, request.user, 'Posts by %s' % username)
bgneal@232 926
bgneal@232 927
bgneal@232 928 @login_required
bgneal@232 929 def post_ip_info(request, post_id):
bgneal@232 930 """Displays information about the IP address the post was made from."""
bgneal@232 931 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 932
bgneal@232 933 if not _can_moderate(post.topic.forum, request.user):
bgneal@232 934 return HttpResponseForbidden("You don't have permission for this post.")
bgneal@232 935
bgneal@232 936 ip_users = sorted(set(Post.objects.filter(
bgneal@232 937 user_ip=post.user_ip).values_list('user__username', flat=True)))
bgneal@232 938
bgneal@232 939 return render_to_response('forums/post_ip.html', {
bgneal@232 940 'post': post,
bgneal@232 941 'ip_users': ip_users,
bgneal@232 942 },
bgneal@232 943 context_instance=RequestContext(request))
bgneal@232 944
bgneal@232 945
bgneal@232 946 def _user_posts(request, target_user, req_user, page_title):
bgneal@286 947 """Displays a list of posts made by the target user.
bgneal@232 948 req_user is the user trying to view the posts. Only the forums
bgneal@232 949 req_user can see are searched.
bgneal@232 950 """
bgneal@232 951 forum_ids = Forum.objects.forum_ids_for_user(req_user)
bgneal@232 952 posts = Post.objects.filter(user=target_user,
bgneal@232 953 topic__forum__id__in=forum_ids).order_by(
bgneal@232 954 '-creation_date').select_related()
bgneal@232 955
bgneal@232 956 paginator = create_post_paginator(posts)
bgneal@232 957 page_num = get_page_num(request)
bgneal@232 958 try:
bgneal@232 959 page = paginator.page(page_num)
bgneal@232 960 except InvalidPage:
bgneal@232 961 raise Http404
bgneal@232 962
bgneal@232 963 # we do this for the template since it is rendered twice
bgneal@232 964 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 965
bgneal@232 966 return render_to_response('forums/post_list.html', {
bgneal@232 967 'title': page_title,
bgneal@232 968 'page': page,
bgneal@232 969 'page_nav': page_nav,
bgneal@232 970 },
bgneal@232 971 context_instance=RequestContext(request))
bgneal@232 972
bgneal@232 973
bgneal@232 974 def _can_moderate(forum, user):
bgneal@232 975 """
bgneal@232 976 Determines if a user has permission to moderate a given forum.
bgneal@232 977 """
bgneal@232 978 return user.is_authenticated() and (
bgneal@232 979 user.is_superuser or user in forum.moderators.all())
bgneal@232 980
bgneal@232 981
bgneal@232 982 def _can_post_in_topic(topic, user):
bgneal@232 983 """
bgneal@232 984 This function returns true if the given user can post in the given topic
bgneal@232 985 and false otherwise.
bgneal@232 986 """
bgneal@232 987 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@232 988 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@232 989
bgneal@232 990
bgneal@232 991 def _bump_post_count(user):
bgneal@232 992 """
bgneal@232 993 Increments the forum_post_count for the given user.
bgneal@232 994 """
bgneal@232 995 profile = user.get_profile()
bgneal@232 996 profile.forum_post_count += 1
bgneal@232 997 profile.save()
bgneal@232 998
bgneal@232 999
bgneal@232 1000 def _quote_message(who, message):
bgneal@232 1001 """
bgneal@232 1002 Builds a message reply by quoting the existing message in a
bgneal@232 1003 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@232 1004 """
bgneal@232 1005 header = '*%s wrote:*\n\n' % (who, )
bgneal@232 1006 lines = wrap(message, 55).split('\n')
bgneal@232 1007 for i, line in enumerate(lines):
bgneal@232 1008 lines[i] = '> ' + line
bgneal@417 1009 return header + '\n'.join(lines) + '\n\n'
bgneal@232 1010
bgneal@232 1011
bgneal@232 1012 def _move_topic(topic, old_forum, new_forum):
bgneal@232 1013 if new_forum != old_forum:
bgneal@232 1014 topic.forum = new_forum
bgneal@232 1015 topic.save()
bgneal@232 1016 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 1017 old_forum.sync()
bgneal@232 1018 old_forum.save()
bgneal@232 1019 new_forum.sync()
bgneal@232 1020 new_forum.save()
bgneal@232 1021
bgneal@232 1022
bgneal@232 1023 def _bulk_sticky(forum, topic_ids):
bgneal@232 1024 """
bgneal@232 1025 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 1026 """
bgneal@232 1027 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1028 for topic in topics:
bgneal@232 1029 if topic.forum == forum:
bgneal@232 1030 topic.sticky = not topic.sticky
bgneal@232 1031 topic.save()
bgneal@232 1032
bgneal@232 1033
bgneal@232 1034 def _bulk_lock(forum, topic_ids):
bgneal@232 1035 """
bgneal@232 1036 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 1037 """
bgneal@232 1038 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 1039 for topic in topics:
bgneal@232 1040 if topic.forum == forum:
bgneal@232 1041 topic.locked = not topic.locked
bgneal@232 1042 topic.save()
bgneal@232 1043
bgneal@232 1044
bgneal@232 1045 def _bulk_delete(forum, topic_ids):
bgneal@232 1046 """
bgneal@232 1047 Deletes the list of topics.
bgneal@232 1048 """
bgneal@235 1049 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 1050 # time since we are going to be adjusting de-normalized fields
bgneal@235 1051 # during deletes. In particular, we can't do this:
bgneal@235 1052 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 1053 # for topic in topics:
bgneal@235 1054 # since topic.forum.last_post can go stale after a delete.
bgneal@235 1055
bgneal@235 1056 for id in topic_ids:
bgneal@235 1057 try:
bgneal@235 1058 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 1059 except Topic.DoesNotExist:
bgneal@235 1060 continue
bgneal@235 1061 _delete_topic(topic)
bgneal@232 1062
bgneal@232 1063
bgneal@232 1064 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 1065 """
bgneal@232 1066 Moves the list of topics to a new forum.
bgneal@232 1067 """
bgneal@232 1068 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 1069 for topic in topics:
bgneal@232 1070 if topic.forum == old_forum:
bgneal@232 1071 _move_topic(topic, old_forum, new_forum)
bgneal@232 1072
bgneal@232 1073
bgneal@445 1074 def _update_last_visit(user, topic, visit_time):
bgneal@232 1075 """
bgneal@232 1076 Does the bookkeeping for the last visit status for the user to the
bgneal@232 1077 topic/forum.
bgneal@232 1078 """
bgneal@232 1079 now = datetime.datetime.now()
bgneal@232 1080 try:
bgneal@232 1081 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 1082 except ForumLastVisit.DoesNotExist:
bgneal@232 1083 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 1084 flv.begin_date = now
bgneal@232 1085
bgneal@232 1086 flv.end_date = now
bgneal@232 1087 flv.save()
bgneal@232 1088
bgneal@232 1089 if topic.update_date > flv.begin_date:
bgneal@232 1090 try:
bgneal@232 1091 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 1092 except TopicLastVisit.DoesNotExist:
bgneal@445 1093 tlv = TopicLastVisit(user=user, topic=topic, last_visit=datetime.datetime.min)
bgneal@232 1094
bgneal@445 1095 if visit_time > tlv.last_visit:
bgneal@445 1096 tlv.last_visit = visit_time
bgneal@445 1097 tlv.save()
bgneal@232 1098
bgneal@232 1099
bgneal@232 1100 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 1101 """
bgneal@232 1102 This function splits the post given by post_id and all posts that come
bgneal@232 1103 after it in the given topic to a new topic in a new forum.
bgneal@232 1104 It is assumed the caller has been checked for moderator rights.
bgneal@232 1105 """
bgneal@232 1106 post = get_object_or_404(Post, id=post_id)
bgneal@232 1107 if post.topic == topic:
bgneal@232 1108 post_ids = Post.objects.filter(topic=topic,
bgneal@232 1109 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 1110 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 1111
bgneal@232 1112
bgneal@232 1113 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 1114 """
bgneal@232 1115 This function splits the posts given by the post_ids list in the
bgneal@232 1116 given topic to a new topic in a new forum.
bgneal@232 1117 It is assumed the caller has been checked for moderator rights.
bgneal@232 1118 """
bgneal@232 1119 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 1120 if len(posts) > 0:
bgneal@232 1121 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 1122 new_topic.save()
bgneal@232 1123 for post in posts:
bgneal@232 1124 post.topic = new_topic
bgneal@232 1125 post.save()
bgneal@286 1126
bgneal@232 1127 topic.post_count_update()
bgneal@232 1128 topic.save()
bgneal@232 1129 new_topic.post_count_update()
bgneal@232 1130 new_topic.save()
bgneal@232 1131 topic.forum.sync()
bgneal@232 1132 topic.forum.save()
bgneal@232 1133 new_forum.sync()
bgneal@232 1134 new_forum.save()