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annotate gpp/forums/views/main.py @ 263:307a74e28112

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Fixing #113; re-arrange the RSS forum feed icons around a bit.
author Brian Neal <bgneal@gmail.com>
date Thu, 23 Sep 2010 00:26:07 +0000
parents d302c498560e
children 21d2ca3b4bf7
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.shortcuts import redirect
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@232 27 ForumLastVisit
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@232 33 from bio.models import UserProfile
bgneal@232 34 import antispam
bgneal@232 35 import antispam.utils
bgneal@232 36
bgneal@232 37 #######################################################################
bgneal@232 38
bgneal@232 39 TOPICS_PER_PAGE = 50
bgneal@232 40 POSTS_PER_PAGE = 20
bgneal@263 41 FEED_BASE = '/feeds/forums/'
bgneal@263 42 FORUM_FEED = FEED_BASE + '%s/'
bgneal@232 43
bgneal@232 44
bgneal@232 45 def get_page_num(request):
bgneal@232 46 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@232 47 if it does not."""
bgneal@232 48
bgneal@232 49 try:
bgneal@232 50 page_num = int(request.GET.get('page', 1))
bgneal@232 51 except ValueError:
bgneal@232 52 page_num = 1
bgneal@232 53
bgneal@232 54 return page_num
bgneal@232 55
bgneal@232 56
bgneal@232 57 def create_topic_paginator(topics):
bgneal@232 58 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 59
bgneal@232 60 def create_post_paginator(posts):
bgneal@232 61 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@232 62
bgneal@232 63
bgneal@232 64 def attach_topic_page_ranges(topics):
bgneal@232 65 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@232 66 This attribute will be None if it is a single page topic. This is used
bgneal@232 67 by the templates to generate "goto page x" links.
bgneal@232 68 """
bgneal@232 69 for topic in topics:
bgneal@232 70 if topic.post_count > POSTS_PER_PAGE:
bgneal@232 71 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@232 72 body=2, tail=3, margin=1)
bgneal@232 73 topic.page_range = pp.page(1).page_range
bgneal@232 74 else:
bgneal@232 75 topic.page_range = None
bgneal@232 76
bgneal@232 77 #######################################################################
bgneal@232 78
bgneal@232 79 SPECIAL_QUERIES = {
bgneal@232 80 'unread': 'forums-unread_topics',
bgneal@232 81 'unanswered': 'forums-unanswered_topics',
bgneal@232 82 'mine': 'forums-my_posts',
bgneal@232 83 'favorites': 'forums-manage_favorites',
bgneal@232 84 'subscriptions': 'forums-manage_subscriptions',
bgneal@232 85 }
bgneal@232 86
bgneal@232 87 def index(request):
bgneal@232 88 """
bgneal@232 89 This view displays all the forums available, ordered in each category.
bgneal@232 90 """
bgneal@232 91 # check for special forum queries
bgneal@232 92 query = request.GET.get("query")
bgneal@232 93 if query in SPECIAL_QUERIES:
bgneal@232 94 return redirect(SPECIAL_QUERIES[query])
bgneal@232 95
bgneal@232 96 public_forums = Forum.objects.public_forums()
bgneal@263 97 feeds = [{'name': 'All Forums', 'feed': FEED_BASE}]
bgneal@232 98
bgneal@232 99 forums = Forum.objects.forums_for_user(request.user)
bgneal@232 100 get_forum_unread_status(forums, request.user)
bgneal@232 101 cats = {}
bgneal@232 102 for forum in forums:
bgneal@232 103 forum.has_feed = forum in public_forums
bgneal@232 104 if forum.has_feed:
bgneal@232 105 feeds.append({
bgneal@232 106 'name': '%s Forum' % forum.name,
bgneal@263 107 'feed': FORUM_FEED % forum.slug,
bgneal@232 108 })
bgneal@232 109
bgneal@232 110 cat = cats.setdefault(forum.category.id, {
bgneal@232 111 'cat': forum.category,
bgneal@232 112 'forums': [],
bgneal@232 113 })
bgneal@232 114 cat['forums'].append(forum)
bgneal@232 115
bgneal@232 116 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@232 117 cats = sorted(cats.values(), cmpdef)
bgneal@232 118
bgneal@232 119 return render_to_response('forums/index.html', {
bgneal@232 120 'cats': cats,
bgneal@232 121 'feeds': feeds,
bgneal@232 122 },
bgneal@232 123 context_instance=RequestContext(request))
bgneal@232 124
bgneal@232 125
bgneal@232 126 def forum_index(request, slug):
bgneal@232 127 """
bgneal@232 128 Displays all the topics in a forum.
bgneal@232 129 """
bgneal@232 130 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 131
bgneal@232 132 if not forum.category.can_access(request.user):
bgneal@232 133 return HttpResponseForbidden()
bgneal@232 134
bgneal@263 135 feed = None
bgneal@263 136 if not forum.category.groups.all():
bgneal@263 137 feed = {
bgneal@263 138 'name': '%s Forum' % forum.name,
bgneal@263 139 'feed': FORUM_FEED % forum.slug,
bgneal@263 140 }
bgneal@263 141
bgneal@232 142 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 143 get_topic_unread_status(forum, topics, request.user)
bgneal@232 144
bgneal@232 145 paginator = create_topic_paginator(topics)
bgneal@232 146 page_num = get_page_num(request)
bgneal@232 147 try:
bgneal@232 148 page = paginator.page(page_num)
bgneal@232 149 except InvalidPage:
bgneal@232 150 raise Http404
bgneal@232 151
bgneal@232 152 attach_topic_page_ranges(page.object_list)
bgneal@232 153
bgneal@232 154 # we do this for the template since it is rendered twice
bgneal@232 155 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 156
bgneal@232 157 can_moderate = _can_moderate(forum, request.user)
bgneal@232 158
bgneal@232 159 return render_to_response('forums/forum_index.html', {
bgneal@232 160 'forum': forum,
bgneal@263 161 'feed': feed,
bgneal@232 162 'page': page,
bgneal@232 163 'page_nav': page_nav,
bgneal@232 164 'can_moderate': can_moderate,
bgneal@232 165 },
bgneal@232 166 context_instance=RequestContext(request))
bgneal@232 167
bgneal@232 168
bgneal@232 169 def topic_index(request, id):
bgneal@232 170 """
bgneal@232 171 Displays all the posts in a topic.
bgneal@232 172 """
bgneal@232 173 topic = get_object_or_404(Topic.objects.select_related(
bgneal@232 174 'forum', 'forum__category', 'last_post'), pk=id)
bgneal@232 175
bgneal@232 176 if not topic.forum.category.can_access(request.user):
bgneal@232 177 return HttpResponseForbidden()
bgneal@232 178
bgneal@232 179 topic.view_count = F('view_count') + 1
bgneal@232 180 topic.save(force_update=True)
bgneal@232 181
bgneal@232 182 posts = topic.posts.select_related()
bgneal@232 183
bgneal@232 184 paginator = create_post_paginator(posts)
bgneal@232 185 page_num = get_page_num(request)
bgneal@232 186 try:
bgneal@232 187 page = paginator.page(page_num)
bgneal@232 188 except InvalidPage:
bgneal@232 189 raise Http404
bgneal@232 190 get_post_unread_status(topic, page.object_list, request.user)
bgneal@232 191
bgneal@232 192 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@232 193 # the template.
bgneal@232 194 users = set(post.user.id for post in page.object_list)
bgneal@232 195
bgneal@232 196 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@232 197 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@232 198
bgneal@232 199 for post in page.object_list:
bgneal@232 200 post.user_profile = user_profiles[post.user.id]
bgneal@232 201
bgneal@232 202 last_page = page_num == paginator.num_pages
bgneal@232 203
bgneal@232 204 if request.user.is_authenticated() and last_page:
bgneal@232 205 _update_last_visit(request.user, topic)
bgneal@232 206
bgneal@232 207 # we do this for the template since it is rendered twice
bgneal@232 208 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 209
bgneal@232 210 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@232 211
bgneal@232 212 can_reply = request.user.is_authenticated() and (
bgneal@232 213 not topic.locked or can_moderate)
bgneal@232 214
bgneal@232 215 is_favorite = request.user.is_authenticated() and (
bgneal@232 216 topic in request.user.favorite_topics.all())
bgneal@232 217
bgneal@232 218 is_subscribed = request.user.is_authenticated() and (
bgneal@232 219 topic in request.user.subscriptions.all())
bgneal@232 220
bgneal@232 221 return render_to_response('forums/topic.html', {
bgneal@232 222 'forum': topic.forum,
bgneal@232 223 'topic': topic,
bgneal@232 224 'page': page,
bgneal@232 225 'page_nav': page_nav,
bgneal@232 226 'last_page': last_page,
bgneal@232 227 'can_moderate': can_moderate,
bgneal@232 228 'can_reply': can_reply,
bgneal@232 229 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@232 230 'is_favorite': is_favorite,
bgneal@232 231 'is_subscribed': is_subscribed,
bgneal@232 232 },
bgneal@232 233 context_instance=RequestContext(request))
bgneal@232 234
bgneal@232 235
bgneal@232 236 @login_required
bgneal@232 237 def new_topic(request, slug):
bgneal@232 238 """
bgneal@232 239 This view handles the creation of new topics.
bgneal@232 240 """
bgneal@232 241 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 242
bgneal@232 243 if not forum.category.can_access(request.user):
bgneal@232 244 return HttpResponseForbidden()
bgneal@232 245
bgneal@232 246 if request.method == 'POST':
bgneal@232 247 form = NewTopicForm(request.user, forum, request.POST)
bgneal@232 248 if form.is_valid():
bgneal@232 249 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 250 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 251
bgneal@232 252 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@232 253 _bump_post_count(request.user)
bgneal@232 254 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@232 255 kwargs={'tid': topic.pk}))
bgneal@232 256 else:
bgneal@232 257 form = NewTopicForm(request.user, forum)
bgneal@232 258
bgneal@232 259 return render_to_response('forums/new_topic.html', {
bgneal@232 260 'forum': forum,
bgneal@232 261 'form': form,
bgneal@232 262 },
bgneal@232 263 context_instance=RequestContext(request))
bgneal@232 264
bgneal@232 265
bgneal@232 266 @login_required
bgneal@232 267 def new_topic_thanks(request, tid):
bgneal@232 268 """
bgneal@232 269 This view displays the success page for a newly created topic.
bgneal@232 270 """
bgneal@232 271 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@232 272 return render_to_response('forums/new_topic_thanks.html', {
bgneal@232 273 'forum': topic.forum,
bgneal@232 274 'topic': topic,
bgneal@232 275 },
bgneal@232 276 context_instance=RequestContext(request))
bgneal@232 277
bgneal@232 278
bgneal@232 279 @require_POST
bgneal@232 280 def quick_reply_ajax(request):
bgneal@232 281 """
bgneal@232 282 This function handles the quick reply to a thread function. This
bgneal@232 283 function is meant to be the target of an AJAX post, and returns
bgneal@232 284 the HTML for the new post, which the client-side script appends
bgneal@232 285 to the document.
bgneal@232 286 """
bgneal@232 287 if not request.user.is_authenticated():
bgneal@232 288 return HttpResponseForbidden('Please login or register to post.')
bgneal@232 289
bgneal@232 290 form = NewPostForm(request.POST)
bgneal@232 291 if form.is_valid():
bgneal@232 292 if not _can_post_in_topic(form.topic, request.user):
bgneal@232 293 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@232 294 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 295 return HttpResponseForbidden(antispam.BUSTED_MESSAGE)
bgneal@232 296
bgneal@232 297 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@232 298 post.unread = True
bgneal@232 299 post.user_profile = request.user.get_profile()
bgneal@232 300 _bump_post_count(request.user)
bgneal@232 301 _update_last_visit(request.user, form.topic)
bgneal@232 302 return render_to_response('forums/display_post.html', {
bgneal@232 303 'post': post,
bgneal@232 304 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@232 305 'can_reply': True,
bgneal@232 306 },
bgneal@232 307 context_instance=RequestContext(request))
bgneal@232 308
bgneal@232 309 return HttpResponseBadRequest("Invalid post.");
bgneal@232 310
bgneal@232 311
bgneal@232 312 def goto_post(request, post_id):
bgneal@232 313 """
bgneal@232 314 This function calculates what page a given post is on, then redirects
bgneal@232 315 to that URL. This function is the target of get_absolute_url() for
bgneal@232 316 Post objects.
bgneal@232 317 """
bgneal@232 318 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 319 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@232 320 page = count / POSTS_PER_PAGE + 1
bgneal@232 321 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@232 322 '?page=%s#p%s' % (page, post.id)
bgneal@232 323 return HttpResponseRedirect(url)
bgneal@232 324
bgneal@232 325
bgneal@232 326 @require_POST
bgneal@232 327 def flag_post(request):
bgneal@232 328 """
bgneal@232 329 This function handles the flagging of posts by users. This function should
bgneal@232 330 be the target of an AJAX post.
bgneal@232 331 """
bgneal@232 332 if not request.user.is_authenticated():
bgneal@232 333 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@232 334
bgneal@232 335 id = request.POST.get('id')
bgneal@232 336 if id is None:
bgneal@232 337 return HttpResponseBadRequest('No post id')
bgneal@232 338
bgneal@232 339 try:
bgneal@232 340 post = Post.objects.get(pk=id)
bgneal@232 341 except Post.DoesNotExist:
bgneal@232 342 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@232 343
bgneal@232 344 flag = FlaggedPost(user=request.user, post=post)
bgneal@232 345 flag.save()
bgneal@232 346 email_admins('A Post Has Been Flagged', """Hello,
bgneal@232 347
bgneal@232 348 A user has flagged a forum post for review.
bgneal@232 349 """)
bgneal@232 350 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@232 351 'Thanks for helping to improve the discussions on this site.')
bgneal@232 352
bgneal@232 353
bgneal@232 354 @login_required
bgneal@232 355 def edit_post(request, id):
bgneal@232 356 """
bgneal@232 357 This view function allows authorized users to edit posts.
bgneal@232 358 The superuser, forum moderators, and original author can edit posts.
bgneal@232 359 """
bgneal@232 360 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 361
bgneal@232 362 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@232 363 can_edit = can_moderate or request.user == post.user
bgneal@232 364
bgneal@232 365 if not can_edit:
bgneal@232 366 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@232 367
bgneal@232 368 if request.method == "POST":
bgneal@232 369 form = PostForm(request.POST, instance=post)
bgneal@232 370 if form.is_valid():
bgneal@232 371 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 372 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 373 post = form.save(commit=False)
bgneal@232 374 post.touch()
bgneal@232 375 post.save()
bgneal@232 376 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 377 else:
bgneal@232 378 form = PostForm(instance=post)
bgneal@232 379
bgneal@232 380 post.user_profile = request.user.get_profile()
bgneal@232 381
bgneal@232 382 return render_to_response('forums/edit_post.html', {
bgneal@232 383 'forum': post.topic.forum,
bgneal@232 384 'topic': post.topic,
bgneal@232 385 'post': post,
bgneal@232 386 'form': form,
bgneal@232 387 'can_moderate': can_moderate,
bgneal@232 388 },
bgneal@232 389 context_instance=RequestContext(request))
bgneal@232 390
bgneal@232 391
bgneal@232 392 @require_POST
bgneal@232 393 def delete_post(request):
bgneal@232 394 """
bgneal@232 395 This view function allows superusers and forum moderators to delete posts.
bgneal@232 396 This function is the target of AJAX calls from the client.
bgneal@232 397 """
bgneal@232 398 if not request.user.is_authenticated():
bgneal@232 399 return HttpResponseForbidden('Please login to delete a post.')
bgneal@232 400
bgneal@232 401 id = request.POST.get('id')
bgneal@232 402 if id is None:
bgneal@232 403 return HttpResponseBadRequest('No post id')
bgneal@232 404
bgneal@232 405 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@232 406
bgneal@232 407 can_delete = request.user.is_superuser or \
bgneal@232 408 request.user in post.topic.forum.moderators.all()
bgneal@232 409
bgneal@232 410 if not can_delete:
bgneal@232 411 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@232 412
bgneal@232 413 delete_single_post(post)
bgneal@232 414 return HttpResponse("The post has been deleted.")
bgneal@232 415
bgneal@232 416
bgneal@232 417 def delete_single_post(post):
bgneal@232 418 """
bgneal@232 419 This function deletes a single post. It handles the case of where
bgneal@232 420 a post is the sole post in a topic by deleting the topic also. It
bgneal@232 421 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@232 422 to this post before deleting the post to avoid a cascading delete.
bgneal@232 423 """
bgneal@232 424 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@232 425 _delete_topic(post.topic)
bgneal@232 426 else:
bgneal@232 427 _delete_post(post)
bgneal@232 428
bgneal@232 429
bgneal@232 430 def _delete_post(post):
bgneal@232 431 """
bgneal@232 432 Internal function to delete a single post object.
bgneal@232 433 Decrements the post author's post count.
bgneal@232 434 Adjusts the parent topic and forum's last_post as needed.
bgneal@232 435 """
bgneal@232 436 # Adjust post creator's post count
bgneal@232 437 profile = post.user.get_profile()
bgneal@232 438 if profile.forum_post_count > 0:
bgneal@232 439 profile.forum_post_count -= 1
bgneal@232 440 profile.save()
bgneal@232 441
bgneal@232 442 # If this post is the last_post in a topic, we need to update
bgneal@232 443 # both the topic and parent forum's last post fields. If we don't
bgneal@232 444 # the cascading delete will delete them also!
bgneal@232 445
bgneal@232 446 topic = post.topic
bgneal@232 447 if topic.last_post == post:
bgneal@232 448 topic.last_post_pre_delete()
bgneal@232 449 topic.save()
bgneal@232 450
bgneal@232 451 forum = topic.forum
bgneal@232 452 if forum.last_post == post:
bgneal@232 453 forum.last_post_pre_delete()
bgneal@232 454 forum.save()
bgneal@232 455
bgneal@232 456 # Should be safe to delete the post now:
bgneal@232 457 post.delete()
bgneal@232 458
bgneal@232 459
bgneal@232 460 def _delete_topic(topic):
bgneal@232 461 """
bgneal@232 462 Internal function to delete an entire topic.
bgneal@232 463 Deletes the topic and all posts contained within.
bgneal@232 464 Adjusts the parent forum's last_post as needed.
bgneal@232 465 Note that we don't bother adjusting all the users'
bgneal@232 466 post counts as that doesn't seem to be worth the effort.
bgneal@232 467 """
bgneal@232 468 if topic.forum.last_post and topic.forum.last_post.topic == topic:
bgneal@232 469 topic.forum.last_post_pre_delete()
bgneal@232 470 topic.forum.save()
bgneal@232 471
bgneal@232 472 # delete subscriptions to this topic
bgneal@232 473 topic.subscribers.clear()
bgneal@232 474 topic.bookmarkers.clear()
bgneal@232 475
bgneal@232 476 # It should be safe to just delete the topic now. This will
bgneal@232 477 # automatically delete all posts in the topic.
bgneal@232 478 topic.delete()
bgneal@232 479
bgneal@232 480
bgneal@232 481 @login_required
bgneal@232 482 def new_post(request, topic_id):
bgneal@232 483 """
bgneal@232 484 This function is the view for creating a normal, non-quick reply
bgneal@232 485 to a topic.
bgneal@232 486 """
bgneal@232 487 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@232 488 can_post = _can_post_in_topic(topic, request.user)
bgneal@232 489
bgneal@232 490 if can_post:
bgneal@232 491 if request.method == 'POST':
bgneal@232 492 form = PostForm(request.POST)
bgneal@232 493 if form.is_valid():
bgneal@232 494 if antispam.utils.spam_check(request, form.cleaned_data['body']):
bgneal@232 495 return HttpResponseRedirect(reverse('antispam-suspended'))
bgneal@232 496 post = form.save(commit=False)
bgneal@232 497 post.topic = topic
bgneal@232 498 post.user = request.user
bgneal@232 499 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@232 500 post.save()
bgneal@232 501 _bump_post_count(request.user)
bgneal@232 502 _update_last_visit(request.user, topic)
bgneal@232 503 return HttpResponseRedirect(post.get_absolute_url())
bgneal@232 504 else:
bgneal@232 505 quote_id = request.GET.get('quote')
bgneal@232 506 if quote_id:
bgneal@232 507 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@232 508 pk=quote_id)
bgneal@232 509 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@232 510 quote_post.body)})
bgneal@232 511 else:
bgneal@232 512 form = PostForm()
bgneal@232 513 else:
bgneal@232 514 form = None
bgneal@232 515
bgneal@232 516 return render_to_response('forums/new_post.html', {
bgneal@232 517 'forum': topic.forum,
bgneal@232 518 'topic': topic,
bgneal@232 519 'form': form,
bgneal@232 520 'can_post': can_post,
bgneal@232 521 },
bgneal@232 522 context_instance=RequestContext(request))
bgneal@232 523
bgneal@232 524
bgneal@232 525 @login_required
bgneal@232 526 def mod_topic_stick(request, id):
bgneal@232 527 """
bgneal@232 528 This view function is for moderators to toggle the sticky 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.sticky = not topic.sticky
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_lock(request, id):
bgneal@232 541 """
bgneal@232 542 This view function is for moderators to toggle the locked status of a 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 topic.locked = not topic.locked
bgneal@232 547 topic.save()
bgneal@232 548 return HttpResponseRedirect(topic.get_absolute_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_delete(request, id):
bgneal@232 555 """
bgneal@232 556 This view function is for moderators to delete an entire topic.
bgneal@232 557 """
bgneal@232 558 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 559 if _can_moderate(topic.forum, request.user):
bgneal@232 560 forum_url = topic.forum.get_absolute_url()
bgneal@232 561 _delete_topic(topic)
bgneal@232 562 return HttpResponseRedirect(forum_url)
bgneal@232 563
bgneal@232 564 return HttpResponseForbidden()
bgneal@232 565
bgneal@232 566
bgneal@232 567 @login_required
bgneal@232 568 def mod_topic_move(request, id):
bgneal@232 569 """
bgneal@232 570 This view function is for moderators to move a topic to a different forum.
bgneal@232 571 """
bgneal@232 572 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 573 if not _can_moderate(topic.forum, request.user):
bgneal@232 574 return HttpResponseForbidden()
bgneal@232 575
bgneal@232 576 if request.method == 'POST':
bgneal@232 577 form = MoveTopicForm(request.user, request.POST)
bgneal@232 578 if form.is_valid():
bgneal@232 579 new_forum = form.cleaned_data['forums']
bgneal@232 580 old_forum = topic.forum
bgneal@232 581 _move_topic(topic, old_forum, new_forum)
bgneal@232 582 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 583 else:
bgneal@232 584 form = MoveTopicForm(request.user)
bgneal@232 585
bgneal@232 586 return render_to_response('forums/move_topic.html', {
bgneal@232 587 'forum': topic.forum,
bgneal@232 588 'topic': topic,
bgneal@232 589 'form': form,
bgneal@232 590 },
bgneal@232 591 context_instance=RequestContext(request))
bgneal@232 592
bgneal@232 593
bgneal@232 594 @login_required
bgneal@232 595 def mod_forum(request, slug):
bgneal@232 596 """
bgneal@232 597 Displays a view to allow moderators to perform various operations
bgneal@232 598 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@232 599 stickying and unstickying, moving, and deleting topics.
bgneal@232 600 """
bgneal@232 601 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 602 if not _can_moderate(forum, request.user):
bgneal@232 603 return HttpResponseForbidden()
bgneal@232 604
bgneal@232 605 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@232 606 paginator = create_topic_paginator(topics)
bgneal@232 607 page_num = get_page_num(request)
bgneal@232 608 try:
bgneal@232 609 page = paginator.page(page_num)
bgneal@232 610 except InvalidPage:
bgneal@232 611 raise Http404
bgneal@232 612
bgneal@232 613 # we do this for the template since it is rendered twice
bgneal@232 614 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 615 form = None
bgneal@232 616
bgneal@232 617 if request.method == 'POST':
bgneal@232 618 topic_ids = request.POST.getlist('topic_ids')
bgneal@232 619 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@232 620 url += '?page=%s' % page_num
bgneal@232 621
bgneal@232 622 if len(topic_ids):
bgneal@232 623 if request.POST.get('sticky'):
bgneal@232 624 _bulk_sticky(forum, topic_ids)
bgneal@232 625 return HttpResponseRedirect(url)
bgneal@232 626 elif request.POST.get('lock'):
bgneal@232 627 _bulk_lock(forum, topic_ids)
bgneal@232 628 return HttpResponseRedirect(url)
bgneal@232 629 elif request.POST.get('delete'):
bgneal@232 630 _bulk_delete(forum, topic_ids)
bgneal@232 631 return HttpResponseRedirect(url)
bgneal@232 632 elif request.POST.get('move'):
bgneal@232 633 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@232 634 if form.is_valid():
bgneal@232 635 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@232 636 return HttpResponseRedirect(url)
bgneal@232 637
bgneal@232 638 if form is None:
bgneal@232 639 form = MoveTopicForm(request.user, hide_label=True)
bgneal@232 640
bgneal@232 641 return render_to_response('forums/mod_forum.html', {
bgneal@232 642 'forum': forum,
bgneal@232 643 'page': page,
bgneal@232 644 'page_nav': page_nav,
bgneal@232 645 'form': form,
bgneal@232 646 },
bgneal@232 647 context_instance=RequestContext(request))
bgneal@232 648
bgneal@232 649
bgneal@232 650 @login_required
bgneal@232 651 @require_POST
bgneal@232 652 def forum_catchup(request, slug):
bgneal@232 653 """
bgneal@232 654 This view marks all the topics in the forum as being read.
bgneal@232 655 """
bgneal@232 656 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@232 657
bgneal@232 658 if not forum.category.can_access(request.user):
bgneal@232 659 return HttpResponseForbidden()
bgneal@232 660
bgneal@232 661 forum.catchup(request.user)
bgneal@232 662 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@232 663
bgneal@232 664
bgneal@232 665 @login_required
bgneal@232 666 def mod_topic_split(request, id):
bgneal@232 667 """
bgneal@232 668 This view function allows moderators to split posts off to a new topic.
bgneal@232 669 """
bgneal@232 670 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@232 671 if not _can_moderate(topic.forum, request.user):
bgneal@232 672 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 673
bgneal@232 674 if request.method == "POST":
bgneal@232 675 form = SplitTopicForm(request.user, request.POST)
bgneal@232 676 if form.is_valid():
bgneal@232 677 if form.split_at:
bgneal@232 678 _split_topic_at(topic, form.post_ids[0],
bgneal@232 679 form.cleaned_data['forums'],
bgneal@232 680 form.cleaned_data['name'])
bgneal@232 681 else:
bgneal@232 682 _split_topic(topic, form.post_ids,
bgneal@232 683 form.cleaned_data['forums'],
bgneal@232 684 form.cleaned_data['name'])
bgneal@232 685
bgneal@232 686 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@232 687 else:
bgneal@232 688 form = SplitTopicForm(request.user)
bgneal@232 689
bgneal@232 690 posts = topic.posts.select_related()
bgneal@232 691
bgneal@232 692 return render_to_response('forums/mod_split_topic.html', {
bgneal@232 693 'forum': topic.forum,
bgneal@232 694 'topic': topic,
bgneal@232 695 'posts': posts,
bgneal@232 696 'form': form,
bgneal@232 697 },
bgneal@232 698 context_instance=RequestContext(request))
bgneal@232 699
bgneal@232 700
bgneal@232 701 @login_required
bgneal@232 702 def unread_topics(request):
bgneal@232 703 """Displays the topics with unread posts for a given user."""
bgneal@232 704
bgneal@232 705 topics = get_unread_topics(request.user)
bgneal@232 706
bgneal@232 707 paginator = create_topic_paginator(topics)
bgneal@232 708 page_num = get_page_num(request)
bgneal@232 709 try:
bgneal@232 710 page = paginator.page(page_num)
bgneal@232 711 except InvalidPage:
bgneal@232 712 raise Http404
bgneal@232 713
bgneal@232 714 attach_topic_page_ranges(page.object_list)
bgneal@232 715
bgneal@232 716 # we do this for the template since it is rendered twice
bgneal@232 717 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 718
bgneal@232 719 return render_to_response('forums/topic_list.html', {
bgneal@232 720 'title': 'Topics With Unread Posts',
bgneal@232 721 'page': page,
bgneal@232 722 'page_nav': page_nav,
bgneal@232 723 },
bgneal@232 724 context_instance=RequestContext(request))
bgneal@232 725
bgneal@232 726
bgneal@232 727 def unanswered_topics(request):
bgneal@232 728 """Displays the topics with no replies."""
bgneal@232 729
bgneal@232 730 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@232 731 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@232 732 post_count=1).select_related(
bgneal@232 733 'forum', 'user', 'last_post', 'last_post__user')
bgneal@232 734
bgneal@232 735 paginator = create_topic_paginator(topics)
bgneal@232 736 page_num = get_page_num(request)
bgneal@232 737 try:
bgneal@232 738 page = paginator.page(page_num)
bgneal@232 739 except InvalidPage:
bgneal@232 740 raise Http404
bgneal@232 741
bgneal@232 742 attach_topic_page_ranges(page.object_list)
bgneal@232 743
bgneal@232 744 # we do this for the template since it is rendered twice
bgneal@232 745 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 746
bgneal@232 747 return render_to_response('forums/topic_list.html', {
bgneal@232 748 'title': 'Unanswered Topics',
bgneal@232 749 'page': page,
bgneal@232 750 'page_nav': page_nav,
bgneal@232 751 },
bgneal@232 752 context_instance=RequestContext(request))
bgneal@232 753
bgneal@232 754
bgneal@232 755 @login_required
bgneal@232 756 def my_posts(request):
bgneal@232 757 """Displays a list of posts the requesting user made."""
bgneal@232 758 return _user_posts(request, request.user, request.user, 'My Posts')
bgneal@232 759
bgneal@232 760
bgneal@232 761 @login_required
bgneal@232 762 def posts_for_user(request, username):
bgneal@232 763 """Displays a list of posts by the given user.
bgneal@232 764 Only the forums that the requesting user can see are examined.
bgneal@232 765 """
bgneal@232 766 target_user = get_object_or_404(User, username=username)
bgneal@232 767 return _user_posts(request, target_user, request.user, 'Posts by %s' % username)
bgneal@232 768
bgneal@232 769
bgneal@232 770 @login_required
bgneal@232 771 def post_ip_info(request, post_id):
bgneal@232 772 """Displays information about the IP address the post was made from."""
bgneal@232 773 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@232 774
bgneal@232 775 if not _can_moderate(post.topic.forum, request.user):
bgneal@232 776 return HttpResponseForbidden("You don't have permission for this post.")
bgneal@232 777
bgneal@232 778 ip_users = sorted(set(Post.objects.filter(
bgneal@232 779 user_ip=post.user_ip).values_list('user__username', flat=True)))
bgneal@232 780
bgneal@232 781 return render_to_response('forums/post_ip.html', {
bgneal@232 782 'post': post,
bgneal@232 783 'ip_users': ip_users,
bgneal@232 784 },
bgneal@232 785 context_instance=RequestContext(request))
bgneal@232 786
bgneal@232 787
bgneal@232 788 def _user_posts(request, target_user, req_user, page_title):
bgneal@232 789 """Displays a list of posts made by the target user.
bgneal@232 790 req_user is the user trying to view the posts. Only the forums
bgneal@232 791 req_user can see are searched.
bgneal@232 792 """
bgneal@232 793 forum_ids = Forum.objects.forum_ids_for_user(req_user)
bgneal@232 794 posts = Post.objects.filter(user=target_user,
bgneal@232 795 topic__forum__id__in=forum_ids).order_by(
bgneal@232 796 '-creation_date').select_related()
bgneal@232 797
bgneal@232 798 paginator = create_post_paginator(posts)
bgneal@232 799 page_num = get_page_num(request)
bgneal@232 800 try:
bgneal@232 801 page = paginator.page(page_num)
bgneal@232 802 except InvalidPage:
bgneal@232 803 raise Http404
bgneal@232 804
bgneal@232 805 # we do this for the template since it is rendered twice
bgneal@232 806 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@232 807
bgneal@232 808 return render_to_response('forums/post_list.html', {
bgneal@232 809 'title': page_title,
bgneal@232 810 'page': page,
bgneal@232 811 'page_nav': page_nav,
bgneal@232 812 },
bgneal@232 813 context_instance=RequestContext(request))
bgneal@232 814
bgneal@232 815
bgneal@232 816 def _can_moderate(forum, user):
bgneal@232 817 """
bgneal@232 818 Determines if a user has permission to moderate a given forum.
bgneal@232 819 """
bgneal@232 820 return user.is_authenticated() and (
bgneal@232 821 user.is_superuser or user in forum.moderators.all())
bgneal@232 822
bgneal@232 823
bgneal@232 824 def _can_post_in_topic(topic, user):
bgneal@232 825 """
bgneal@232 826 This function returns true if the given user can post in the given topic
bgneal@232 827 and false otherwise.
bgneal@232 828 """
bgneal@232 829 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@232 830 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@232 831
bgneal@232 832
bgneal@232 833 def _bump_post_count(user):
bgneal@232 834 """
bgneal@232 835 Increments the forum_post_count for the given user.
bgneal@232 836 """
bgneal@232 837 profile = user.get_profile()
bgneal@232 838 profile.forum_post_count += 1
bgneal@232 839 profile.save()
bgneal@232 840
bgneal@232 841
bgneal@232 842 def _quote_message(who, message):
bgneal@232 843 """
bgneal@232 844 Builds a message reply by quoting the existing message in a
bgneal@232 845 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@232 846 """
bgneal@232 847 header = '*%s wrote:*\n\n' % (who, )
bgneal@232 848 lines = wrap(message, 55).split('\n')
bgneal@232 849 for i, line in enumerate(lines):
bgneal@232 850 lines[i] = '> ' + line
bgneal@232 851 return header + '\n'.join(lines)
bgneal@232 852
bgneal@232 853
bgneal@232 854 def _move_topic(topic, old_forum, new_forum):
bgneal@232 855 if new_forum != old_forum:
bgneal@232 856 topic.forum = new_forum
bgneal@232 857 topic.save()
bgneal@232 858 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@232 859 old_forum.sync()
bgneal@232 860 old_forum.save()
bgneal@232 861 new_forum.sync()
bgneal@232 862 new_forum.save()
bgneal@232 863
bgneal@232 864
bgneal@232 865 def _bulk_sticky(forum, topic_ids):
bgneal@232 866 """
bgneal@232 867 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@232 868 """
bgneal@232 869 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 870 for topic in topics:
bgneal@232 871 if topic.forum == forum:
bgneal@232 872 topic.sticky = not topic.sticky
bgneal@232 873 topic.save()
bgneal@232 874
bgneal@232 875
bgneal@232 876 def _bulk_lock(forum, topic_ids):
bgneal@232 877 """
bgneal@232 878 Performs a toggle on the locked status for a given list of topic ids.
bgneal@232 879 """
bgneal@232 880 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@232 881 for topic in topics:
bgneal@232 882 if topic.forum == forum:
bgneal@232 883 topic.locked = not topic.locked
bgneal@232 884 topic.save()
bgneal@232 885
bgneal@232 886
bgneal@232 887 def _bulk_delete(forum, topic_ids):
bgneal@232 888 """
bgneal@232 889 Deletes the list of topics.
bgneal@232 890 """
bgneal@235 891 # Because we are deleting stuff, retrieve each topic one at a
bgneal@235 892 # time since we are going to be adjusting de-normalized fields
bgneal@235 893 # during deletes. In particular, we can't do this:
bgneal@235 894 # topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@235 895 # for topic in topics:
bgneal@235 896 # since topic.forum.last_post can go stale after a delete.
bgneal@235 897
bgneal@235 898 for id in topic_ids:
bgneal@235 899 try:
bgneal@235 900 topic = Topic.objects.select_related().get(pk=id)
bgneal@235 901 except Topic.DoesNotExist:
bgneal@235 902 continue
bgneal@235 903 _delete_topic(topic)
bgneal@232 904
bgneal@232 905
bgneal@232 906 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@232 907 """
bgneal@232 908 Moves the list of topics to a new forum.
bgneal@232 909 """
bgneal@232 910 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@232 911 for topic in topics:
bgneal@232 912 if topic.forum == old_forum:
bgneal@232 913 _move_topic(topic, old_forum, new_forum)
bgneal@232 914
bgneal@232 915
bgneal@232 916 def _update_last_visit(user, topic):
bgneal@232 917 """
bgneal@232 918 Does the bookkeeping for the last visit status for the user to the
bgneal@232 919 topic/forum.
bgneal@232 920 """
bgneal@232 921 now = datetime.datetime.now()
bgneal@232 922 try:
bgneal@232 923 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@232 924 except ForumLastVisit.DoesNotExist:
bgneal@232 925 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@232 926 flv.begin_date = now
bgneal@232 927
bgneal@232 928 flv.end_date = now
bgneal@232 929 flv.save()
bgneal@232 930
bgneal@232 931 if topic.update_date > flv.begin_date:
bgneal@232 932 try:
bgneal@232 933 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@232 934 except TopicLastVisit.DoesNotExist:
bgneal@232 935 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@232 936
bgneal@232 937 tlv.touch()
bgneal@232 938 tlv.save()
bgneal@232 939
bgneal@232 940
bgneal@232 941 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@232 942 """
bgneal@232 943 This function splits the post given by post_id and all posts that come
bgneal@232 944 after it in the given topic to a new topic in a new forum.
bgneal@232 945 It is assumed the caller has been checked for moderator rights.
bgneal@232 946 """
bgneal@232 947 post = get_object_or_404(Post, id=post_id)
bgneal@232 948 if post.topic == topic:
bgneal@232 949 post_ids = Post.objects.filter(topic=topic,
bgneal@232 950 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@232 951 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@232 952
bgneal@232 953
bgneal@232 954 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@232 955 """
bgneal@232 956 This function splits the posts given by the post_ids list in the
bgneal@232 957 given topic to a new topic in a new forum.
bgneal@232 958 It is assumed the caller has been checked for moderator rights.
bgneal@232 959 """
bgneal@232 960 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@232 961 if len(posts) > 0:
bgneal@232 962 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@232 963 new_topic.save()
bgneal@232 964 for post in posts:
bgneal@232 965 post.topic = new_topic
bgneal@232 966 post.save()
bgneal@232 967
bgneal@232 968 topic.post_count_update()
bgneal@232 969 topic.save()
bgneal@232 970 new_topic.post_count_update()
bgneal@232 971 new_topic.save()
bgneal@232 972 topic.forum.sync()
bgneal@232 973 topic.forum.save()
bgneal@232 974 new_forum.sync()
bgneal@232 975 new_forum.save()