Mercurial > public > sg101

annotate gpp/forums/views/main.py @ 280:21d2ca3b4bf7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixing #121. The forum query pulldown should appear on all forum query pages for consistency.
author Brian Neal <bgneal@gmail.com>
date Sun, 03 Oct 2010 20:44:09 +0000
parents 307a74e28112
children 8fd4984d5c3b
rev   line source
bgneal@232 1 """
bgneal@232 2 Views for the forums application.
bgneal@232 3 """
bgneal@232 4 import datetime
bgneal@232 5
bgneal@232 6 from django.contrib.auth.decorators import login_required
bgneal@232 7 from django.contrib.auth.models import User
bgneal@232 8 from django.http import Http404
bgneal@232 9 from django.http import HttpResponse
bgneal@232 10 from django.http import HttpResponseBadRequest
bgneal@232 11 from django.http import HttpResponseForbidden
bgneal@232 12 from django.http import HttpResponseRedirect
bgneal@232 13 from django.core.urlresolvers import reverse
bgneal@232 14 from django.core.paginator import InvalidPage
bgneal@232 15 from django.shortcuts import get_object_or_404
bgneal@232 16 from django.shortcuts import render_to_response
bgneal@232 17 from django.template.loader import render_to_string
bgneal@232 18 from django.template import RequestContext
bgneal@232 19 from django.views.decorators.http import require_POST
bgneal@232 20 from django.utils.text import wrap
bgneal@232 21 from django.db.models import F
bgneal@232 22
bgneal@232 23 from core.paginator import DiggPaginator
bgneal@232 24 from core.functions import email_admins
bgneal@232 25 from forums.models import Forum, Topic, Post, FlaggedPost, TopicLastVisit, \
bgneal@232 26 ForumLastVisit
bgneal@232 27 from forums.forms import NewTopicForm, NewPostForm, PostForm, MoveTopicForm, \
bgneal@232 28 SplitTopicForm
bgneal@232 29 from forums.unread import get_forum_unread_status, get_topic_unread_status, \
bgneal@232 30 get_post_unread_status, get_unread_topics
bgneal@232 31
bgneal@232 32 from bio.models import UserProfile
bgneal@232 33 import antispam
bgneal@232 34 import antispam.utils
bgneal@232 35
bgneal@232 36 #######################################################################
bgneal@232 37
bgneal@232 38 TOPICS_PER_PAGE = 50
bgneal@232 39 POSTS_PER_PAGE = 20
bgneal@263 40 FEED_BASE = '/feeds/forums/'
bgneal@263 41 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 42
bgneal@232 43
bgneal@232 44 def get_page_num(request):
bgneal@232 45 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 46 if it does not."""
bgneal@232 47
bgneal@232 48 try:
bgneal@232 49 page_num = int(request.GET.get('page', 1))
bgneal@232 50 except ValueError:
bgneal@232 51 page_num = 1
bgneal@232 52
bgneal@232 53 return page_num
bgneal@232 54
bgneal@232 55
bgneal@232 56 def create_topic_paginator(topics):
bgneal@232 57 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 58
bgneal@232 59 def create_post_paginator(posts):
bgneal@232 60 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 61
bgneal@232 62
bgneal@232 63 def attach_topic_page_ranges(topics):
bgneal@232 64 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 65 This attribute will be None if it is a single page topic. This is used
bgneal@232 66 by the templates to generate "goto page x" links.
bgneal@232 67 """
bgneal@232 68 for topic in topics:
bgneal@232 69 if topic.post_count > POSTS_PER_PAGE:
bgneal@232 70 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 71 body=2, tail=3, margin=1)
bgneal@232 72 topic.page_range = pp.page(1).page_range
bgneal@232 73 else:
bgneal@232 74 topic.page_range = None
bgneal@232 75
bgneal@232 76 #######################################################################
bgneal@232 77
bgneal@232 78 def index(request):
bgneal@232 79 """
bgneal@232 80 This view displays all the forums available, ordered in each category.
bgneal@232 81 """
bgneal@232 82 public_forums = Forum.objects.public_forums()
bgneal@263 83 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 84
bgneal@232 85 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 86 get_forum_unread_status(forums, request.user)
bgneal@232 87 cats = {}
bgneal@232 88 for forum in forums:
bgneal@232 89 forum.has_feed = forum in public_forums
bgneal@232 90 if forum.has_feed:
bgneal@232 91 feeds.append({
bgneal@232 92 'name': '%s Forum' % forum.name,
bgneal@263 93 'feed': FORUM_FEED % forum.slug,
bgneal@232 94 })
bgneal@232 95
bgneal@232 96 cat = cats.setdefault(forum.category.id, {
bgneal@232 97 'cat': forum.category,
bgneal@232 98 'forums': [],
bgneal@232 99 })
bgneal@232 100 cat['forums'].append(forum)
bgneal@232 101
bgneal@232 102 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 103 cats = sorted(cats.values(), cmpdef)
bgneal@232 104
bgneal@232 105 return render_to_response('forums/index.html', {
bgneal@232 106 'cats': cats,
bgneal@232 107 'feeds': feeds,
bgneal@232 108 },
bgneal@232 109 context_instance=RequestContext(request))
bgneal@232 110
bgneal@232 111
bgneal@232 112 def forum_index(request, slug):
bgneal@232 113 """
bgneal@232 114 Displays all the topics in a forum.
bgneal@232 115 """
bgneal@232 116 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 117
bgneal@232 118 if not forum.category.can_access(request.user):
bgneal@232 119 return HttpResponseForbidden()
bgneal@232 120
bgneal@263 121 feed = None
bgneal@263 122 if not forum.category.groups.all():
bgneal@263 123 feed = {
bgneal@263 124 'name': '%s Forum' % forum.name,
bgneal@263 125 'feed': FORUM_FEED % forum.slug,
bgneal@263 126 }
bgneal@263 127
bgneal@232 128 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 129 get_topic_unread_status(forum, topics, request.user)
bgneal@232 130
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@232 138 attach_topic_page_ranges(page.object_list)
bgneal@232 139
bgneal@232 140 # we do this for the template since it is rendered twice
bgneal@232 141 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 142
bgneal@232 143 can_moderate = _can_moderate(forum, request.user)
bgneal@232 144
bgneal@232 145 return render_to_response('forums/forum_index.html', {
bgneal@232 146 'forum': forum,
bgneal@263 147 'feed': feed,
bgneal@232 148 'page': page,
bgneal@232 149 'page_nav': page_nav,
bgneal@232 150 'can_moderate': can_moderate,
bgneal@232 151 },
bgneal@232 152 context_instance=RequestContext(request))
bgneal@232 153
bgneal@232 154
bgneal@232 155 def topic_index(request, id):
bgneal@232 156 """
bgneal@232 157 Displays all the posts in a topic.
bgneal@232 158 """
bgneal@232 159 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 160 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 161
bgneal@232 162 if not topic.forum.category.can_access(request.user):
bgneal@232 163 return HttpResponseForbidden()
bgneal@232 164
bgneal@232 165 topic.view_count = F('view_count') + 1
bgneal@232 166 topic.save(force_update=True)
bgneal@232 167
bgneal@232 168 posts = topic.posts.select_related()
bgneal@232 169
bgneal@232 170 paginator = create_post_paginator(posts)
bgneal@232 171 page_num = get_page_num(request)
bgneal@232 172 try:
bgneal@232 173 page = paginator.page(page_num)
bgneal@232 174 except InvalidPage:
bgneal@232 175 raise Http404
bgneal@232 176 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 177
bgneal@232 178 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@232 179 # the template.
bgneal@232 180 users = set(post.user.id for post in page.object_list)
bgneal@232 181
bgneal@232 182 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@232 183 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@232 184
bgneal@232 185 for post in page.object_list:
bgneal@232 186 post.user_profile = user_profiles[post.user.id]
bgneal@232 187
bgneal@232 188 last_page = page_num == paginator.num_pages
bgneal@232 189
bgneal@232 190 if request.user.is_authenticated() and last_page:
bgneal@232 191 _update_last_visit(request.user, topic)
bgneal@232 192
bgneal@232 193 # we do this for the template since it is rendered twice
bgneal@232 194 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 195
bgneal@232 196 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@232 197
bgneal@232 198 can_reply = request.user.is_authenticated() and (
bgneal@232 199 not topic.locked or can_moderate)
bgneal@232 200
bgneal@232 201 is_favorite = request.user.is_authenticated() and (
bgneal@232 202 topic in request.user.favorite_topics.all())
bgneal@232 203
bgneal@232 204 is_subscribed = request.user.is_authenticated() and (
bgneal@232 205 topic in request.user.subscriptions.all())
bgneal@232 206
bgneal@232 207 return render_to_response('forums/topic.html', {
bgneal@232 208 'forum': topic.forum,
bgneal@232 209 'topic': topic,
bgneal@232 210 'page': page,
bgneal@232 211 'page_nav': page_nav,
bgneal@232 212 'last_page': last_page,
bgneal@232 213 'can_moderate': can_moderate,
bgneal@232 214 'can_reply': can_reply,
bgneal@232 215 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 216 'is_favorite': is_favorite,
bgneal@232 217 'is_subscribed': is_subscribed,
bgneal@232 218 },
bgneal@232 219 context_instance=RequestContext(request))
bgneal@232 220
bgneal@232 221
bgneal@232 222 @login_required
bgneal@232 223 def new_topic(request, slug):
bgneal@232 224 """
bgneal@232 225 This view handles the creation of new topics.
bgneal@232 226 """
bgneal@232 227 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 228
bgneal@232 229 if not forum.category.can_access(request.user):
bgneal@232 230 return HttpResponseForbidden()
bgneal@232 231
bgneal@232 232 if request.method == 'POST':
bgneal@232 233 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 234 if form.is_valid():
bgneal@232 235 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 236 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 237
bgneal@232 238 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 239 _bump_post_count(request.user)
bgneal@232 240 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 241 kwargs={'tid': topic.pk}))
bgneal@232 242 else:
bgneal@232 243 form = NewTopicForm(request.user, forum)
bgneal@232 244
bgneal@232 245 return render_to_response('forums/new_topic.html', {
bgneal@232 246 'forum': forum,
bgneal@232 247 'form': form,
bgneal@232 248 },
bgneal@232 249 context_instance=RequestContext(request))
bgneal@232 250
bgneal@232 251
bgneal@232 252 @login_required
bgneal@232 253 def new_topic_thanks(request, tid):
bgneal@232 254 """
bgneal@232 255 This view displays the success page for a newly created topic.
bgneal@232 256 """
bgneal@232 257 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@232 258 return render_to_response('forums/new_topic_thanks.html', {
bgneal@232 259 'forum': topic.forum,
bgneal@232 260 'topic': topic,
bgneal@232 261 },
bgneal@232 262 context_instance=RequestContext(request))
bgneal@232 263
bgneal@232 264
bgneal@232 265 @require_POST
bgneal@232 266 def quick_reply_ajax(request):
bgneal@232 267 """
bgneal@232 268 This function handles the quick reply to a thread function. This
bgneal@232 269 function is meant to be the target of an AJAX post, and returns
bgneal@232 270 the HTML for the new post, which the client-side script appends
bgneal@232 271 to the document.
bgneal@232 272 """
bgneal@232 273 if not request.user.is_authenticated():
bgneal@232 274 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 275
bgneal@232 276 form = NewPostForm(request.POST)
bgneal@232 277 if form.is_valid():
bgneal@232 278 if not _can_post_in_topic(form.topic, request.user):
bgneal@232 279 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 280 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 281 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 282
bgneal@232 283 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 284 post.unread = True
bgneal@232 285 post.user_profile = request.user.get_profile()
bgneal@232 286 _bump_post_count(request.user)
bgneal@232 287 _update_last_visit(request.user, form.topic)
bgneal@232 288 return render_to_response('forums/display_post.html', {
bgneal@232 289 'post': post,
bgneal@232 290 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@232 291 'can_reply': True,
bgneal@232 292 },
bgneal@232 293 context_instance=RequestContext(request))
bgneal@232 294
bgneal@232 295 return HttpResponseBadRequest("Invalid post.");
bgneal@232 296
bgneal@232 297
bgneal@232 298 def goto_post(request, post_id):
bgneal@232 299 """
bgneal@232 300 This function calculates what page a given post is on, then redirects
bgneal@232 301 to that URL. This function is the target of get_absolute_url() for
bgneal@232 302 Post objects.
bgneal@232 303 """
bgneal@232 304 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 305 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@232 306 page = count / POSTS_PER_PAGE + 1
bgneal@232 307 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@232 308 '?page=%s#p%s' % (page, post.id)
bgneal@232 309 return HttpResponseRedirect(url)
bgneal@232 310
bgneal@232 311
bgneal@232 312 @require_POST
bgneal@232 313 def flag_post(request):
bgneal@232 314 """
bgneal@232 315 This function handles the flagging of posts by users. This function should
bgneal@232 316 be the target of an AJAX post.
bgneal@232 317 """
bgneal@232 318 if not request.user.is_authenticated():
bgneal@232 319 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@232 320
bgneal@232 321 id = request.POST.get('id')
bgneal@232 322 if id is None:
bgneal@232 323 return HttpResponseBadRequest('No post id')
bgneal@232 324
bgneal@232 325 try:
bgneal@232 326 post = Post.objects.get(pk=id)
bgneal@232 327 except Post.DoesNotExist:
bgneal@232 328 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@232 329
bgneal@232 330 flag = FlaggedPost(user=request.user, post=post)
bgneal@232 331 flag.save()
bgneal@232 332 email_admins('A Post Has Been Flagged', """Hello,
bgneal@232 333
bgneal@232 334 A user has flagged a forum post for review.
bgneal@232 335 """)
bgneal@232 336 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@232 337 'Thanks for helping to improve the discussions on this site.')
bgneal@232 338
bgneal@232 339
bgneal@232 340 @login_required
bgneal@232 341 def edit_post(request, id):
bgneal@232 342 """
bgneal@232 343 This view function allows authorized users to edit posts.
bgneal@232 344 The superuser, forum moderators, and original author can edit posts.
bgneal@232 345 """
bgneal@232 346 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 347
bgneal@232 348 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@232 349 can_edit = can_moderate or request.user == post.user
bgneal@232 350
bgneal@232 351 if not can_edit:
bgneal@232 352 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@232 353
bgneal@232 354 if request.method == "POST":
bgneal@232 355 form = PostForm(request.POST, instance=post)
bgneal@232 356 if form.is_valid():
bgneal@232 357 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 358 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 359 post = form.save(commit=False)
bgneal@232 360 post.touch()
bgneal@232 361 post.save()
bgneal@232 362 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 363 else:
bgneal@232 364 form = PostForm(instance=post)
bgneal@232 365
bgneal@232 366 post.user_profile = request.user.get_profile()
bgneal@232 367
bgneal@232 368 return render_to_response('forums/edit_post.html', {
bgneal@232 369 'forum': post.topic.forum,
bgneal@232 370 'topic': post.topic,
bgneal@232 371 'post': post,
bgneal@232 372 'form': form,
bgneal@232 373 'can_moderate': can_moderate,
bgneal@232 374 },
bgneal@232 375 context_instance=RequestContext(request))
bgneal@232 376
bgneal@232 377
bgneal@232 378 @require_POST
bgneal@232 379 def delete_post(request):
bgneal@232 380 """
bgneal@232 381 This view function allows superusers and forum moderators to delete posts.
bgneal@232 382 This function is the target of AJAX calls from the client.
bgneal@232 383 """
bgneal@232 384 if not request.user.is_authenticated():
bgneal@232 385 return HttpResponseForbidden('Please login to delete a post.')
bgneal@232 386
bgneal@232 387 id = request.POST.get('id')
bgneal@232 388 if id is None:
bgneal@232 389 return HttpResponseBadRequest('No post id')
bgneal@232 390
bgneal@232 391 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 392
bgneal@232 393 can_delete = request.user.is_superuser or \
bgneal@232 394 request.user in post.topic.forum.moderators.all()
bgneal@232 395
bgneal@232 396 if not can_delete:
bgneal@232 397 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@232 398
bgneal@232 399 delete_single_post(post)
bgneal@232 400 return HttpResponse("The post has been deleted.")
bgneal@232 401
bgneal@232 402
bgneal@232 403 def delete_single_post(post):
bgneal@232 404 """
bgneal@232 405 This function deletes a single post. It handles the case of where
bgneal@232 406 a post is the sole post in a topic by deleting the topic also. It
bgneal@232 407 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@232 408 to this post before deleting the post to avoid a cascading delete.
bgneal@232 409 """
bgneal@232 410 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@232 411 _delete_topic(post.topic)
bgneal@232 412 else:
bgneal@232 413 _delete_post(post)
bgneal@232 414
bgneal@232 415
bgneal@232 416 def _delete_post(post):
bgneal@232 417 """
bgneal@232 418 Internal function to delete a single post object.
bgneal@232 419 Decrements the post author's post count.
bgneal@232 420 Adjusts the parent topic and forum's last_post as needed.
bgneal@232 421 """
bgneal@232 422 # Adjust post creator's post count
bgneal@232 423 profile = post.user.get_profile()
bgneal@232 424 if profile.forum_post_count > 0:
bgneal@232 425 profile.forum_post_count -= 1
bgneal@232 426 profile.save()
bgneal@232 427
bgneal@232 428 # If this post is the last_post in a topic, we need to update
bgneal@232 429 # both the topic and parent forum's last post fields. If we don't
bgneal@232 430 # the cascading delete will delete them also!
bgneal@232 431
bgneal@232 432 topic = post.topic
bgneal@232 433 if topic.last_post == post:
bgneal@232 434 topic.last_post_pre_delete()
bgneal@232 435 topic.save()
bgneal@232 436
bgneal@232 437 forum = topic.forum
bgneal@232 438 if forum.last_post == post:
bgneal@232 439 forum.last_post_pre_delete()
bgneal@232 440 forum.save()
bgneal@232 441
bgneal@232 442 # Should be safe to delete the post now:
bgneal@232 443 post.delete()
bgneal@232 444
bgneal@232 445
bgneal@232 446 def _delete_topic(topic):
bgneal@232 447 """
bgneal@232 448 Internal function to delete an entire topic.
bgneal@232 449 Deletes the topic and all posts contained within.
bgneal@232 450 Adjusts the parent forum's last_post as needed.
bgneal@232 451 Note that we don't bother adjusting all the users'
bgneal@232 452 post counts as that doesn't seem to be worth the effort.
bgneal@232 453 """
bgneal@232 454 if topic.forum.last_post and topic.forum.last_post.topic == topic:
bgneal@232 455 topic.forum.last_post_pre_delete()
bgneal@232 456 topic.forum.save()
bgneal@232 457
bgneal@232 458 # delete subscriptions to this topic
bgneal@232 459 topic.subscribers.clear()
bgneal@232 460 topic.bookmarkers.clear()
bgneal@232 461
bgneal@232 462 # It should be safe to just delete the topic now. This will
bgneal@232 463 # automatically delete all posts in the topic.
bgneal@232 464 topic.delete()
bgneal@232 465
bgneal@232 466
bgneal@232 467 @login_required
bgneal@232 468 def new_post(request, topic_id):
bgneal@232 469 """
bgneal@232 470 This function is the view for creating a normal, non-quick reply
bgneal@232 471 to a topic.
bgneal@232 472 """
bgneal@232 473 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@232 474 can_post = _can_post_in_topic(topic, request.user)
bgneal@232 475
bgneal@232 476 if can_post:
bgneal@232 477 if request.method == 'POST':
bgneal@232 478 form = PostForm(request.POST)
bgneal@232 479 if form.is_valid():
bgneal@232 480 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 481 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 482 post = form.save(commit=False)
bgneal@232 483 post.topic = topic
bgneal@232 484 post.user = request.user
bgneal@232 485 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@232 486 post.save()
bgneal@232 487 _bump_post_count(request.user)
bgneal@232 488 _update_last_visit(request.user, topic)
bgneal@232 489 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 490 else:
bgneal@232 491 quote_id = request.GET.get('quote')
bgneal@232 492 if quote_id:
bgneal@232 493 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@232 494 pk=quote_id)
bgneal@232 495 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@232 496 quote_post.body)})
bgneal@232 497 else:
bgneal@232 498 form = PostForm()
bgneal@232 499 else:
bgneal@232 500 form = None
bgneal@232 501
bgneal@232 502 return render_to_response('forums/new_post.html', {
bgneal@232 503 'forum': topic.forum,
bgneal@232 504 'topic': topic,
bgneal@232 505 'form': form,
bgneal@232 506 'can_post': can_post,
bgneal@232 507 },
bgneal@232 508 context_instance=RequestContext(request))
bgneal@232 509
bgneal@232 510
bgneal@232 511 @login_required
bgneal@232 512 def mod_topic_stick(request, id):
bgneal@232 513 """
bgneal@232 514 This view function is for moderators to toggle the sticky status of a topic.
bgneal@232 515 """
bgneal@232 516 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 517 if _can_moderate(topic.forum, request.user):
bgneal@232 518 topic.sticky = not topic.sticky
bgneal@232 519 topic.save()
bgneal@232 520 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 521
bgneal@232 522 return HttpResponseForbidden()
bgneal@232 523
bgneal@232 524
bgneal@232 525 @login_required
bgneal@232 526 def mod_topic_lock(request, id):
bgneal@232 527 """
bgneal@232 528 This view function is for moderators to toggle the locked status of a topic.
bgneal@232 529 """
bgneal@232 530 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 531 if _can_moderate(topic.forum, request.user):
bgneal@232 532 topic.locked = not topic.locked
bgneal@232 533 topic.save()
bgneal@232 534 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 535
bgneal@232 536 return HttpResponseForbidden()
bgneal@232 537
bgneal@232 538
bgneal@232 539 @login_required
bgneal@232 540 def mod_topic_delete(request, id):
bgneal@232 541 """
bgneal@232 542 This view function is for moderators to delete an entire topic.
bgneal@232 543 """
bgneal@232 544 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 545 if _can_moderate(topic.forum, request.user):
bgneal@232 546 forum_url = topic.forum.get_absolute_url()
bgneal@232 547 _delete_topic(topic)
bgneal@232 548 return HttpResponseRedirect(forum_url)
bgneal@232 549
bgneal@232 550 return HttpResponseForbidden()
bgneal@232 551
bgneal@232 552
bgneal@232 553 @login_required
bgneal@232 554 def mod_topic_move(request, id):
bgneal@232 555 """
bgneal@232 556 This view function is for moderators to move a topic to a different forum.
bgneal@232 557 """
bgneal@232 558 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 559 if not _can_moderate(topic.forum, request.user):
bgneal@232 560 return HttpResponseForbidden()
bgneal@232 561
bgneal@232 562 if request.method == 'POST':
bgneal@232 563 form = MoveTopicForm(request.user, request.POST)
bgneal@232 564 if form.is_valid():
bgneal@232 565 new_forum = form.cleaned_data['forums']
bgneal@232 566 old_forum = topic.forum
bgneal@232 567 _move_topic(topic, old_forum, new_forum)
bgneal@232 568 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 569 else:
bgneal@232 570 form = MoveTopicForm(request.user)
bgneal@232 571
bgneal@232 572 return render_to_response('forums/move_topic.html', {
bgneal@232 573 'forum': topic.forum,
bgneal@232 574 'topic': topic,
bgneal@232 575 'form': form,
bgneal@232 576 },
bgneal@232 577 context_instance=RequestContext(request))
bgneal@232 578
bgneal@232 579
bgneal@232 580 @login_required
bgneal@232 581 def mod_forum(request, slug):
bgneal@232 582 """
bgneal@232 583 Displays a view to allow moderators to perform various operations
bgneal@232 584 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@232 585 stickying and unstickying, moving, and deleting topics.
bgneal@232 586 """
bgneal@232 587 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 588 if not _can_moderate(forum, request.user):
bgneal@232 589 return HttpResponseForbidden()
bgneal@232 590
bgneal@232 591 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 592 paginator = create_topic_paginator(topics)
bgneal@232 593 page_num = get_page_num(request)
bgneal@232 594 try:
bgneal@232 595 page = paginator.page(page_num)
bgneal@232 596 except InvalidPage:
bgneal@232 597 raise Http404
bgneal@232 598
bgneal@232 599 # we do this for the template since it is rendered twice
bgneal@232 600 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 601 form = None
bgneal@232 602
bgneal@232 603 if request.method == 'POST':
bgneal@232 604 topic_ids = request.POST.getlist('topic_ids')
bgneal@232 605 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@232 606 url += '?page=%s' % page_num
bgneal@232 607
bgneal@232 608 if len(topic_ids):
bgneal@232 609 if request.POST.get('sticky'):
bgneal@232 610 _bulk_sticky(forum, topic_ids)
bgneal@232 611 return HttpResponseRedirect(url)
bgneal@232 612 elif request.POST.get('lock'):
bgneal@232 613 _bulk_lock(forum, topic_ids)
bgneal@232 614 return HttpResponseRedirect(url)
bgneal@232 615 elif request.POST.get('delete'):
bgneal@232 616 _bulk_delete(forum, topic_ids)
bgneal@232 617 return HttpResponseRedirect(url)
bgneal@232 618 elif request.POST.get('move'):
bgneal@232 619 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@232 620 if form.is_valid():
bgneal@232 621 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@232 622 return HttpResponseRedirect(url)
bgneal@232 623
bgneal@232 624 if form is None:
bgneal@232 625 form = MoveTopicForm(request.user, hide_label=True)
bgneal@232 626
bgneal@232 627 return render_to_response('forums/mod_forum.html', {
bgneal@232 628 'forum': forum,
bgneal@232 629 'page': page,
bgneal@232 630 'page_nav': page_nav,
bgneal@232 631 'form': form,
bgneal@232 632 },
bgneal@232 633 context_instance=RequestContext(request))
bgneal@232 634
bgneal@232 635
bgneal@232 636 @login_required
bgneal@232 637 @require_POST
bgneal@232 638 def forum_catchup(request, slug):
bgneal@232 639 """
bgneal@232 640 This view marks all the topics in the forum as being read.
bgneal@232 641 """
bgneal@232 642 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 643
bgneal@232 644 if not forum.category.can_access(request.user):
bgneal@232 645 return HttpResponseForbidden()
bgneal@232 646
bgneal@232 647 forum.catchup(request.user)
bgneal@232 648 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@232 649
bgneal@232 650
bgneal@232 651 @login_required
bgneal@232 652 def mod_topic_split(request, id):
bgneal@232 653 """
bgneal@232 654 This view function allows moderators to split posts off to a new topic.
bgneal@232 655 """
bgneal@232 656 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 657 if not _can_moderate(topic.forum, request.user):
bgneal@232 658 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 659
bgneal@232 660 if request.method == "POST":
bgneal@232 661 form = SplitTopicForm(request.user, request.POST)
bgneal@232 662 if form.is_valid():
bgneal@232 663 if form.split_at:
bgneal@232 664 _split_topic_at(topic, form.post_ids[0],
bgneal@232 665 form.cleaned_data['forums'],
bgneal@232 666 form.cleaned_data['name'])
bgneal@232 667 else:
bgneal@232 668 _split_topic(topic, form.post_ids,
bgneal@232 669 form.cleaned_data['forums'],
bgneal@232 670 form.cleaned_data['name'])
bgneal@232 671
bgneal@232 672 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 673 else:
bgneal@232 674 form = SplitTopicForm(request.user)
bgneal@232 675
bgneal@232 676 posts = topic.posts.select_related()
bgneal@232 677
bgneal@232 678 return render_to_response('forums/mod_split_topic.html', {
bgneal@232 679 'forum': topic.forum,
bgneal@232 680 'topic': topic,
bgneal@232 681 'posts': posts,
bgneal@232 682 'form': form,
bgneal@232 683 },
bgneal@232 684 context_instance=RequestContext(request))
bgneal@232 685
bgneal@232 686
bgneal@232 687 @login_required
bgneal@232 688 def unread_topics(request):
bgneal@232 689 """Displays the topics with unread posts for a given user."""
bgneal@232 690
bgneal@232 691 topics = get_unread_topics(request.user)
bgneal@232 692
bgneal@232 693 paginator = create_topic_paginator(topics)
bgneal@232 694 page_num = get_page_num(request)
bgneal@232 695 try:
bgneal@232 696 page = paginator.page(page_num)
bgneal@232 697 except InvalidPage:
bgneal@232 698 raise Http404
bgneal@232 699
bgneal@232 700 attach_topic_page_ranges(page.object_list)
bgneal@232 701
bgneal@232 702 # we do this for the template since it is rendered twice
bgneal@232 703 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 704
bgneal@232 705 return render_to_response('forums/topic_list.html', {
bgneal@232 706 'title': 'Topics With Unread Posts',
bgneal@232 707 'page': page,
bgneal@232 708 'page_nav': page_nav,
bgneal@232 709 },
bgneal@232 710 context_instance=RequestContext(request))
bgneal@232 711
bgneal@232 712
bgneal@232 713 def unanswered_topics(request):
bgneal@232 714 """Displays the topics with no replies."""
bgneal@232 715
bgneal@232 716 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@232 717 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@232 718 post_count=1).select_related(
bgneal@232 719 'forum', 'user', 'last_post', 'last_post__user')
bgneal@232 720
bgneal@232 721 paginator = create_topic_paginator(topics)
bgneal@232 722 page_num = get_page_num(request)
bgneal@232 723 try:
bgneal@232 724 page = paginator.page(page_num)
bgneal@232 725 except InvalidPage:
bgneal@232 726 raise Http404
bgneal@232 727
bgneal@232 728 attach_topic_page_ranges(page.object_list)
bgneal@232 729
bgneal@232 730 # we do this for the template since it is rendered twice
bgneal@232 731 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 732
bgneal@232 733 return render_to_response('forums/topic_list.html', {
bgneal@232 734 'title': 'Unanswered Topics',
bgneal@232 735 'page': page,
bgneal@232 736 'page_nav': page_nav,
bgneal@232 737 },
bgneal@232 738 context_instance=RequestContext(request))
bgneal@232 739
bgneal@232 740
bgneal@232 741 @login_required
bgneal@232 742 def my_posts(request):
bgneal@232 743 """Displays a list of posts the requesting user made."""
bgneal@232 744 return _user_posts(request, request.user, request.user, 'My Posts')
bgneal@232 745
bgneal@232 746
bgneal@232 747 @login_required
bgneal@232 748 def posts_for_user(request, username):
bgneal@232 749 """Displays a list of posts by the given user.
bgneal@232 750 Only the forums that the requesting user can see are examined.
bgneal@232 751 """
bgneal@232 752 target_user = get_object_or_404(User, username=username)
bgneal@232 753 return _user_posts(request, target_user, request.user, 'Posts by %s' % username)
bgneal@232 754
bgneal@232 755
bgneal@232 756 @login_required
bgneal@232 757 def post_ip_info(request, post_id):
bgneal@232 758 """Displays information about the IP address the post was made from."""
bgneal@232 759 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 760
bgneal@232 761 if not _can_moderate(post.topic.forum, request.user):
bgneal@232 762 return HttpResponseForbidden("You don't have permission for this post.")
bgneal@232 763
bgneal@232 764 ip_users = sorted(set(Post.objects.filter(
bgneal@232 765 user_ip=post.user_ip).values_list('user__username', flat=True)))
bgneal@232 766
bgneal@232 767 return render_to_response('forums/post_ip.html', {
bgneal@232 768 'post': post,
bgneal@232 769 'ip_users': ip_users,
bgneal@232 770 },
bgneal@232 771 context_instance=RequestContext(request))
bgneal@232 772
bgneal@232 773
bgneal@232 774 def _user_posts(request, target_user, req_user, page_title):
bgneal@232 775 """Displays a list of posts made by the target user.
bgneal@232 776 req_user is the user trying to view the posts. Only the forums
bgneal@232 777 req_user can see are searched.
bgneal@232 778 """
bgneal@232 779 forum_ids = Forum.objects.forum_ids_for_user(req_user)
bgneal@232 780 posts = Post.objects.filter(user=target_user,
bgneal@232 781 topic__forum__id__in=forum_ids).order_by(
bgneal@232 782 '-creation_date').select_related()
bgneal@232 783
bgneal@232 784 paginator = create_post_paginator(posts)
bgneal@232 785 page_num = get_page_num(request)
bgneal@232 786 try:
bgneal@232 787 page = paginator.page(page_num)
bgneal@232 788 except InvalidPage:
bgneal@232 789 raise Http404
bgneal@232 790
bgneal@232 791 # we do this for the template since it is rendered twice
bgneal@232 792 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 793
bgneal@232 794 return render_to_response('forums/post_list.html', {
bgneal@232 795 'title': page_title,
bgneal@232 796 'page': page,
bgneal@232 797 'page_nav': page_nav,
bgneal@232 798 },
bgneal@232 799 context_instance=RequestContext(request))
bgneal@232 800
bgneal@232 801
bgneal@232 802 def _can_moderate(forum, user):
bgneal@232 803 """
bgneal@232 804 Determines if a user has permission to moderate a given forum.
bgneal@232 805 """
bgneal@232 806 return user.is_authenticated() and (
bgneal@232 807 user.is_superuser or user in forum.moderators.all())
bgneal@232 808
bgneal@232 809
bgneal@232 810 def _can_post_in_topic(topic, user):
bgneal@232 811 """
bgneal@232 812 This function returns true if the given user can post in the given topic
bgneal@232 813 and false otherwise.
bgneal@232 814 """
bgneal@232 815 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@232 816 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@232 817
bgneal@232 818
bgneal@232 819 def _bump_post_count(user):
bgneal@232 820 """
bgneal@232 821 Increments the forum_post_count for the given user.
bgneal@232 822 """
bgneal@232 823 profile = user.get_profile()
bgneal@232 824 profile.forum_post_count += 1
bgneal@232 825 profile.save()
bgneal@232 826
bgneal@232 827
bgneal@232 828 def _quote_message(who, message):
bgneal@232 829 """
bgneal@232 830 Builds a message reply by quoting the existing message in a
bgneal@232 831 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@232 832 """
bgneal@232 833 header = '*%s wrote:*\n\n' % (who, )
bgneal@232 834 lines = wrap(message, 55).split('\n')
bgneal@232 835 for i, line in enumerate(lines):
bgneal@232 836 lines[i] = '> ' + line
bgneal@232 837 return header + '\n'.join(lines)
bgneal@232 838
bgneal@232 839
bgneal@232 840 def _move_topic(topic, old_forum, new_forum):
bgneal@232 841 if new_forum != old_forum:
bgneal@232 842 topic.forum = new_forum
bgneal@232 843 topic.save()
bgneal@232 844 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 845 old_forum.sync()
bgneal@232 846 old_forum.save()
bgneal@232 847 new_forum.sync()
bgneal@232 848 new_forum.save()
bgneal@232 849
bgneal@232 850
bgneal@232 851 def _bulk_sticky(forum, topic_ids):
bgneal@232 852 """
bgneal@232 853 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 854 """
bgneal@232 855 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 856 for topic in topics:
bgneal@232 857 if topic.forum == forum:
bgneal@232 858 topic.sticky = not topic.sticky
bgneal@232 859 topic.save()
bgneal@232 860
bgneal@232 861
bgneal@232 862 def _bulk_lock(forum, topic_ids):
bgneal@232 863 """
bgneal@232 864 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 865 """
bgneal@232 866 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 867 for topic in topics:
bgneal@232 868 if topic.forum == forum:
bgneal@232 869 topic.locked = not topic.locked
bgneal@232 870 topic.save()
bgneal@232 871
bgneal@232 872
bgneal@232 873 def _bulk_delete(forum, topic_ids):
bgneal@232 874 """
bgneal@232 875 Deletes the list of topics.
bgneal@232 876 """
bgneal@235 877 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 878 # time since we are going to be adjusting de-normalized fields
bgneal@235 879 # during deletes. In particular, we can't do this:
bgneal@235 880 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 881 # for topic in topics:
bgneal@235 882 # since topic.forum.last_post can go stale after a delete.
bgneal@235 883
bgneal@235 884 for id in topic_ids:
bgneal@235 885 try:
bgneal@235 886 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 887 except Topic.DoesNotExist:
bgneal@235 888 continue
bgneal@235 889 _delete_topic(topic)
bgneal@232 890
bgneal@232 891
bgneal@232 892 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 893 """
bgneal@232 894 Moves the list of topics to a new forum.
bgneal@232 895 """
bgneal@232 896 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 897 for topic in topics:
bgneal@232 898 if topic.forum == old_forum:
bgneal@232 899 _move_topic(topic, old_forum, new_forum)
bgneal@232 900
bgneal@232 901
bgneal@232 902 def _update_last_visit(user, topic):
bgneal@232 903 """
bgneal@232 904 Does the bookkeeping for the last visit status for the user to the
bgneal@232 905 topic/forum.
bgneal@232 906 """
bgneal@232 907 now = datetime.datetime.now()
bgneal@232 908 try:
bgneal@232 909 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 910 except ForumLastVisit.DoesNotExist:
bgneal@232 911 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 912 flv.begin_date = now
bgneal@232 913
bgneal@232 914 flv.end_date = now
bgneal@232 915 flv.save()
bgneal@232 916
bgneal@232 917 if topic.update_date > flv.begin_date:
bgneal@232 918 try:
bgneal@232 919 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 920 except TopicLastVisit.DoesNotExist:
bgneal@232 921 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@232 922
bgneal@232 923 tlv.touch()
bgneal@232 924 tlv.save()
bgneal@232 925
bgneal@232 926
bgneal@232 927 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 928 """
bgneal@232 929 This function splits the post given by post_id and all posts that come
bgneal@232 930 after it in the given topic to a new topic in a new forum.
bgneal@232 931 It is assumed the caller has been checked for moderator rights.
bgneal@232 932 """
bgneal@232 933 post = get_object_or_404(Post, id=post_id)
bgneal@232 934 if post.topic == topic:
bgneal@232 935 post_ids = Post.objects.filter(topic=topic,
bgneal@232 936 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 937 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 938
bgneal@232 939
bgneal@232 940 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 941 """
bgneal@232 942 This function splits the posts given by the post_ids list in the
bgneal@232 943 given topic to a new topic in a new forum.
bgneal@232 944 It is assumed the caller has been checked for moderator rights.
bgneal@232 945 """
bgneal@232 946 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 947 if len(posts) > 0:
bgneal@232 948 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 949 new_topic.save()
bgneal@232 950 for post in posts:
bgneal@232 951 post.topic = new_topic
bgneal@232 952 post.save()
bgneal@232 953
bgneal@232 954 topic.post_count_update()
bgneal@232 955 topic.save()
bgneal@232 956 new_topic.post_count_update()
bgneal@232 957 new_topic.save()
bgneal@232 958 topic.forum.sync()
bgneal@232 959 topic.forum.save()
bgneal@232 960 new_forum.sync()
bgneal@232 961 new_forum.save()