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annotate gpp/forums/views.py @ 168:e6d4dfdfbc64

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Implemented a view to display topics with unanswered posts. This is for ticket #54.
author Brian Neal <bgneal@gmail.com>
date Tue, 26 Jan 2010 04:10:11 +0000
parents cf9f9d4c4d54
children 7071b196ddd5
rev   line source
bgneal@81 1 """
bgneal@81 2 Views for the forums application.
bgneal@81 3 """
bgneal@113 4 import datetime
bgneal@113 5
bgneal@83 6 from django.contrib.auth.decorators import login_required
bgneal@82 7 from django.http import Http404
bgneal@98 8 from django.http import HttpResponse
bgneal@89 9 from django.http import HttpResponseBadRequest
bgneal@90 10 from django.http import HttpResponseForbidden
bgneal@83 11 from django.http import HttpResponseRedirect
bgneal@83 12 from django.core.urlresolvers import reverse
bgneal@91 13 from django.core.paginator import InvalidPage
bgneal@82 14 from django.shortcuts import get_object_or_404
bgneal@81 15 from django.shortcuts import render_to_response
bgneal@97 16 from django.template.loader import render_to_string
bgneal@81 17 from django.template import RequestContext
bgneal@89 18 from django.views.decorators.http import require_POST
bgneal@108 19 from django.utils.text import wrap
bgneal@81 20
bgneal@90 21 from core.paginator import DiggPaginator
bgneal@98 22 from core.functions import email_admins
bgneal@113 23 from forums.models import Forum, Topic, Post, FlaggedPost, TopicLastVisit, \
bgneal@113 24 ForumLastVisit
bgneal@115 25 from forums.forms import NewTopicForm, NewPostForm, PostForm, MoveTopicForm, \
bgneal@115 26 SplitTopicForm
bgneal@114 27 from forums.unread import get_forum_unread_status, get_topic_unread_status, \
bgneal@167 28 get_post_unread_status, get_unread_topics
bgneal@81 29
bgneal@117 30 from bio.models import UserProfile
bgneal@90 31 #######################################################################
bgneal@90 32
bgneal@93 33 TOPICS_PER_PAGE = 50
bgneal@113 34 POSTS_PER_PAGE = 20
bgneal@90 35
bgneal@167 36
bgneal@167 37 def get_page_num(request):
bgneal@167 38 """Returns the value of the 'page' variable in GET if it exists, or 1
bgneal@167 39 if it does not."""
bgneal@167 40
bgneal@167 41 try:
bgneal@167 42 page_num = int(request.GET.get('page', 1))
bgneal@167 43 except ValueError:
bgneal@167 44 page_num = 1
bgneal@167 45
bgneal@167 46 return page_num
bgneal@167 47
bgneal@167 48
bgneal@93 49 def create_topic_paginator(topics):
bgneal@93 50 return DiggPaginator(topics, TOPICS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@93 51
bgneal@93 52 def create_post_paginator(posts):
bgneal@93 53 return DiggPaginator(posts, POSTS_PER_PAGE, body=5, tail=2, margin=3, padding=2)
bgneal@90 54
bgneal@167 55
bgneal@167 56 def attach_topic_page_ranges(topics):
bgneal@167 57 """Attaches a page_range attribute to each topic in the supplied list.
bgneal@167 58 This attribute will be None if it is a single page topic. This is used
bgneal@167 59 by the templates to generate "goto page x" links.
bgneal@167 60 """
bgneal@167 61 for topic in topics:
bgneal@167 62 if topic.post_count > POSTS_PER_PAGE:
bgneal@167 63 pp = DiggPaginator(range(topic.post_count), POSTS_PER_PAGE,
bgneal@167 64 body=2, tail=3, margin=1)
bgneal@167 65 topic.page_range = pp.page(1).page_range
bgneal@167 66 else:
bgneal@167 67 topic.page_range = None
bgneal@167 68
bgneal@90 69 #######################################################################
bgneal@81 70
bgneal@81 71 def index(request):
bgneal@82 72 """
bgneal@82 73 This view displays all the forums available, ordered in each category.
bgneal@82 74 """
bgneal@167 75 # check for special forum queries
bgneal@167 76 query = request.GET.get("query")
bgneal@167 77 if query == "unread":
bgneal@167 78 return HttpResponseRedirect(reverse('forums-unread_topics'))
bgneal@168 79 elif query == "unanswered":
bgneal@168 80 return HttpResponseRedirect(reverse('forums-unanswered_topics'))
bgneal@167 81
bgneal@100 82 forums = Forum.objects.forums_for_user(request.user)
bgneal@113 83 get_forum_unread_status(forums, request.user)
bgneal@81 84 cats = {}
bgneal@81 85 for forum in forums:
bgneal@81 86 cat = cats.setdefault(forum.category.id, {
bgneal@81 87 'cat': forum.category,
bgneal@81 88 'forums': [],
bgneal@81 89 })
bgneal@81 90 cat['forums'].append(forum)
bgneal@81 91
bgneal@81 92 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@81 93 cats = sorted(cats.values(), cmpdef)
bgneal@81 94
bgneal@81 95 return render_to_response('forums/index.html', {
bgneal@81 96 'cats': cats,
bgneal@81 97 },
bgneal@81 98 context_instance=RequestContext(request))
bgneal@81 99
bgneal@82 100
bgneal@81 101 def forum_index(request, slug):
bgneal@82 102 """
bgneal@82 103 Displays all the topics in a forum.
bgneal@82 104 """
bgneal@101 105 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 106
bgneal@100 107 if not forum.category.can_access(request.user):
bgneal@100 108 return HttpResponseForbidden()
bgneal@100 109
bgneal@107 110 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@114 111 get_topic_unread_status(forum, topics, request.user)
bgneal@114 112
bgneal@93 113 paginator = create_topic_paginator(topics)
bgneal@167 114 page_num = get_page_num(request)
bgneal@93 115 try:
bgneal@93 116 page = paginator.page(page_num)
bgneal@93 117 except InvalidPage:
bgneal@93 118 raise Http404
bgneal@97 119
bgneal@167 120 attach_topic_page_ranges(page.object_list)
bgneal@161 121
bgneal@97 122 # we do this for the template since it is rendered twice
bgneal@97 123 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 124
bgneal@111 125 can_moderate = _can_moderate(forum, request.user)
bgneal@82 126
bgneal@82 127 return render_to_response('forums/forum_index.html', {
bgneal@82 128 'forum': forum,
bgneal@93 129 'page': page,
bgneal@97 130 'page_nav': page_nav,
bgneal@111 131 'can_moderate': can_moderate,
bgneal@82 132 },
bgneal@82 133 context_instance=RequestContext(request))
bgneal@82 134
bgneal@82 135
bgneal@82 136 def topic_index(request, id):
bgneal@82 137 """
bgneal@82 138 Displays all the posts in a topic.
bgneal@82 139 """
bgneal@101 140 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@100 141
bgneal@100 142 if not topic.forum.category.can_access(request.user):
bgneal@100 143 return HttpResponseForbidden()
bgneal@100 144
bgneal@86 145 topic.view_count += 1
bgneal@86 146 topic.save()
bgneal@86 147
bgneal@86 148 posts = topic.posts.select_related()
bgneal@114 149
bgneal@93 150 paginator = create_post_paginator(posts)
bgneal@167 151 page_num = get_page_num(request)
bgneal@90 152 try:
bgneal@90 153 page = paginator.page(page_num)
bgneal@90 154 except InvalidPage:
bgneal@90 155 raise Http404
bgneal@117 156 get_post_unread_status(topic, page.object_list, request.user)
bgneal@117 157
bgneal@117 158 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@117 159 # the template.
bgneal@117 160 users = set(post.user.id for post in page.object_list)
bgneal@117 161
bgneal@117 162 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@117 163 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@117 164
bgneal@117 165 for post in page.object_list:
bgneal@117 166 post.user_profile = user_profiles[post.user.id]
bgneal@90 167
bgneal@90 168 last_page = page_num == paginator.num_pages
bgneal@86 169
bgneal@113 170 if request.user.is_authenticated() and last_page:
bgneal@113 171 _update_last_visit(request.user, topic)
bgneal@113 172
bgneal@97 173 # we do this for the template since it is rendered twice
bgneal@97 174 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@97 175
bgneal@109 176 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@104 177
bgneal@104 178 can_reply = request.user.is_authenticated() and (
bgneal@104 179 not topic.locked or can_moderate)
bgneal@104 180
bgneal@86 181 return render_to_response('forums/topic.html', {
bgneal@86 182 'forum': topic.forum,
bgneal@86 183 'topic': topic,
bgneal@90 184 'page': page,
bgneal@97 185 'page_nav': page_nav,
bgneal@87 186 'last_page': last_page,
bgneal@104 187 'can_moderate': can_moderate,
bgneal@104 188 'can_reply': can_reply,
bgneal@106 189 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@86 190 },
bgneal@86 191 context_instance=RequestContext(request))
bgneal@83 192
bgneal@83 193
bgneal@83 194 @login_required
bgneal@83 195 def new_topic(request, slug):
bgneal@83 196 """
bgneal@83 197 This view handles the creation of new topics.
bgneal@83 198 """
bgneal@101 199 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 200
bgneal@100 201 if not forum.category.can_access(request.user):
bgneal@100 202 return HttpResponseForbidden()
bgneal@100 203
bgneal@83 204 if request.method == 'POST':
bgneal@102 205 form = NewTopicForm(request.user, forum, request.POST)
bgneal@83 206 if form.is_valid():
bgneal@102 207 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@108 208 _bump_post_count(request.user)
bgneal@83 209 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@83 210 kwargs={'tid': topic.pk}))
bgneal@83 211 else:
bgneal@102 212 form = NewTopicForm(request.user, forum)
bgneal@83 213
bgneal@83 214 return render_to_response('forums/new_topic.html', {
bgneal@83 215 'forum': forum,
bgneal@83 216 'form': form,
bgneal@83 217 },
bgneal@83 218 context_instance=RequestContext(request))
bgneal@83 219
bgneal@83 220
bgneal@83 221 @login_required
bgneal@83 222 def new_topic_thanks(request, tid):
bgneal@83 223 """
bgneal@83 224 This view displays the success page for a newly created topic.
bgneal@83 225 """
bgneal@101 226 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@83 227 return render_to_response('forums/new_topic_thanks.html', {
bgneal@83 228 'forum': topic.forum,
bgneal@83 229 'topic': topic,
bgneal@83 230 },
bgneal@83 231 context_instance=RequestContext(request))
bgneal@89 232
bgneal@89 233
bgneal@89 234 @require_POST
bgneal@89 235 def quick_reply_ajax(request):
bgneal@89 236 """
bgneal@89 237 This function handles the quick reply to a thread function. This
bgneal@89 238 function is meant to be the target of an AJAX post, and returns
bgneal@89 239 the HTML for the new post, which the client-side script appends
bgneal@89 240 to the document.
bgneal@89 241 """
bgneal@90 242 if not request.user.is_authenticated():
bgneal@108 243 return HttpResponseForbidden('Please login or register to post.')
bgneal@90 244
bgneal@106 245 form = NewPostForm(request.POST)
bgneal@89 246 if form.is_valid():
bgneal@108 247 if not _can_post_in_topic(form.topic, request.user):
bgneal@108 248 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@100 249
bgneal@108 250 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@114 251 post.unread = True
bgneal@122 252 post.user_profile = request.user.get_profile()
bgneal@108 253 _bump_post_count(request.user)
bgneal@113 254 _update_last_visit(request.user, form.topic)
bgneal@89 255 return render_to_response('forums/display_post.html', {
bgneal@89 256 'post': post,
bgneal@113 257 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@120 258 'can_reply': True,
bgneal@89 259 },
bgneal@89 260 context_instance=RequestContext(request))
bgneal@89 261
bgneal@108 262 return HttpResponseBadRequest("Invalid post.");
bgneal@89 263
bgneal@91 264
bgneal@91 265 def goto_post(request, post_id):
bgneal@91 266 """
bgneal@91 267 This function calculates what page a given post is on, then redirects
bgneal@91 268 to that URL. This function is the target of get_absolute_url() for
bgneal@91 269 Post objects.
bgneal@91 270 """
bgneal@101 271 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@91 272 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@91 273 page = count / POSTS_PER_PAGE + 1
bgneal@91 274 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@91 275 '?page=%s#p%s' % (page, post.id)
bgneal@91 276 return HttpResponseRedirect(url)
bgneal@91 277
bgneal@98 278
bgneal@98 279 @require_POST
bgneal@98 280 def flag_post(request):
bgneal@98 281 """
bgneal@98 282 This function handles the flagging of posts by users. This function should
bgneal@98 283 be the target of an AJAX post.
bgneal@98 284 """
bgneal@98 285 if not request.user.is_authenticated():
bgneal@99 286 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@98 287
bgneal@98 288 id = request.POST.get('id')
bgneal@98 289 if id is None:
bgneal@98 290 return HttpResponseBadRequest('No post id')
bgneal@98 291
bgneal@98 292 try:
bgneal@98 293 post = Post.objects.get(pk=id)
bgneal@98 294 except Post.DoesNotExist:
bgneal@98 295 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@98 296
bgneal@98 297 flag = FlaggedPost(user=request.user, post=post)
bgneal@98 298 flag.save()
bgneal@98 299 email_admins('A Post Has Been Flagged', """Hello,
bgneal@98 300
bgneal@98 301 A user has flagged a forum post for review.
bgneal@98 302 """)
bgneal@98 303 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@98 304 'Thanks for helping to improve the discussions on this site.')
bgneal@106 305
bgneal@106 306
bgneal@106 307 @login_required
bgneal@106 308 def edit_post(request, id):
bgneal@106 309 """
bgneal@106 310 This view function allows authorized users to edit posts.
bgneal@106 311 The superuser, forum moderators, and original author can edit posts.
bgneal@106 312 """
bgneal@106 313 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@108 314
bgneal@109 315 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@108 316 can_edit = can_moderate or request.user == post.user
bgneal@106 317
bgneal@106 318 if not can_edit:
bgneal@106 319 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@106 320
bgneal@106 321 if request.method == "POST":
bgneal@106 322 form = PostForm(request.POST, instance=post)
bgneal@106 323 if form.is_valid():
bgneal@115 324 post = form.save(commit=False)
bgneal@115 325 post.touch()
bgneal@115 326 post.save()
bgneal@106 327 return HttpResponseRedirect(post.get_absolute_url())
bgneal@106 328 else:
bgneal@106 329 form = PostForm(instance=post)
bgneal@106 330
bgneal@123 331 post.user_profile = request.user.get_profile()
bgneal@123 332
bgneal@106 333 return render_to_response('forums/edit_post.html', {
bgneal@106 334 'forum': post.topic.forum,
bgneal@106 335 'topic': post.topic,
bgneal@106 336 'post': post,
bgneal@106 337 'form': form,
bgneal@108 338 'can_moderate': can_moderate,
bgneal@106 339 },
bgneal@106 340 context_instance=RequestContext(request))
bgneal@107 341
bgneal@107 342
bgneal@107 343 @require_POST
bgneal@107 344 def delete_post(request):
bgneal@107 345 """
bgneal@107 346 This view function allows superusers and forum moderators to delete posts.
bgneal@107 347 This function is the target of AJAX calls from the client.
bgneal@107 348 """
bgneal@107 349 if not request.user.is_authenticated():
bgneal@107 350 return HttpResponseForbidden('Please login to delete a post.')
bgneal@107 351
bgneal@107 352 id = request.POST.get('id')
bgneal@107 353 if id is None:
bgneal@107 354 return HttpResponseBadRequest('No post id')
bgneal@107 355
bgneal@107 356 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@107 357
bgneal@107 358 can_delete = request.user.is_superuser or \
bgneal@107 359 request.user in post.topic.forum.moderators.all()
bgneal@107 360
bgneal@107 361 if not can_delete:
bgneal@107 362 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@107 363
bgneal@147 364 delete_single_post(post)
bgneal@147 365 return HttpResponse("The post has been deleted.")
bgneal@147 366
bgneal@147 367
bgneal@147 368 def delete_single_post(post):
bgneal@147 369 """
bgneal@147 370 This function deletes a single post. It handles the case of where
bgneal@147 371 a post is the sole post in a topic by deleting the topic also. It
bgneal@147 372 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@147 373 to this post before deleting the post to avoid a cascading delete.
bgneal@147 374 """
bgneal@107 375 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@107 376 _delete_topic(post.topic)
bgneal@107 377 else:
bgneal@107 378 _delete_post(post)
bgneal@107 379
bgneal@107 380
bgneal@107 381 def _delete_post(post):
bgneal@107 382 """
bgneal@107 383 Internal function to delete a single post object.
bgneal@107 384 Decrements the post author's post count.
bgneal@107 385 Adjusts the parent topic and forum's last_post as needed.
bgneal@107 386 """
bgneal@107 387 # Adjust post creator's post count
bgneal@107 388 profile = post.user.get_profile()
bgneal@107 389 if profile.forum_post_count > 0:
bgneal@107 390 profile.forum_post_count -= 1
bgneal@107 391 profile.save()
bgneal@107 392
bgneal@107 393 # If this post is the last_post in a topic, we need to update
bgneal@107 394 # both the topic and parent forum's last post fields. If we don't
bgneal@107 395 # the cascading delete will delete them also!
bgneal@107 396
bgneal@107 397 topic = post.topic
bgneal@107 398 if topic.last_post == post:
bgneal@107 399 topic.last_post_pre_delete()
bgneal@107 400 topic.save()
bgneal@107 401
bgneal@107 402 forum = topic.forum
bgneal@107 403 if forum.last_post == post:
bgneal@107 404 forum.last_post_pre_delete()
bgneal@107 405 forum.save()
bgneal@107 406
bgneal@107 407 # Should be safe to delete the post now:
bgneal@107 408 post.delete()
bgneal@107 409
bgneal@107 410
bgneal@107 411 def _delete_topic(topic):
bgneal@107 412 """
bgneal@107 413 Internal function to delete an entire topic.
bgneal@107 414 Deletes the topic and all posts contained within.
bgneal@107 415 Adjusts the parent forum's last_post as needed.
bgneal@107 416 Note that we don't bother adjusting all the users'
bgneal@107 417 post counts as that doesn't seem to be worth the effort.
bgneal@107 418 """
bgneal@147 419 if topic.forum.last_post and topic.forum.last_post.topic == topic:
bgneal@107 420 topic.forum.last_post_pre_delete()
bgneal@107 421 topic.forum.save()
bgneal@107 422
bgneal@107 423 # It should be safe to just delete the topic now. This will
bgneal@107 424 # automatically delete all posts in the topic.
bgneal@107 425 topic.delete()
bgneal@108 426
bgneal@108 427
bgneal@108 428 @login_required
bgneal@108 429 def new_post(request, topic_id):
bgneal@108 430 """
bgneal@108 431 This function is the view for creating a normal, non-quick reply
bgneal@108 432 to a topic.
bgneal@108 433 """
bgneal@108 434 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@108 435 can_post = _can_post_in_topic(topic, request.user)
bgneal@108 436
bgneal@108 437 if can_post:
bgneal@108 438 if request.method == 'POST':
bgneal@108 439 form = PostForm(request.POST)
bgneal@108 440 if form.is_valid():
bgneal@108 441 post = form.save(commit=False)
bgneal@108 442 post.topic = topic
bgneal@108 443 post.user = request.user
bgneal@108 444 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@108 445 post.save()
bgneal@108 446 _bump_post_count(request.user)
bgneal@113 447 _update_last_visit(request.user, topic)
bgneal@108 448 return HttpResponseRedirect(post.get_absolute_url())
bgneal@108 449 else:
bgneal@108 450 quote_id = request.GET.get('quote')
bgneal@108 451 if quote_id:
bgneal@108 452 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@108 453 pk=quote_id)
bgneal@108 454 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@108 455 quote_post.body)})
bgneal@108 456 else:
bgneal@108 457 form = PostForm()
bgneal@108 458 else:
bgneal@108 459 form = None
bgneal@108 460
bgneal@108 461 return render_to_response('forums/new_post.html', {
bgneal@108 462 'forum': topic.forum,
bgneal@108 463 'topic': topic,
bgneal@108 464 'form': form,
bgneal@108 465 'can_post': can_post,
bgneal@108 466 },
bgneal@108 467 context_instance=RequestContext(request))
bgneal@108 468
bgneal@108 469
bgneal@109 470 @login_required
bgneal@109 471 def mod_topic_stick(request, id):
bgneal@109 472 """
bgneal@109 473 This view function is for moderators to toggle the sticky status of a topic.
bgneal@109 474 """
bgneal@109 475 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 476 if _can_moderate(topic.forum, request.user):
bgneal@109 477 topic.sticky = not topic.sticky
bgneal@109 478 topic.save()
bgneal@109 479 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 480
bgneal@110 481 return HttpResponseForbidden()
bgneal@109 482
bgneal@109 483
bgneal@109 484 @login_required
bgneal@109 485 def mod_topic_lock(request, id):
bgneal@109 486 """
bgneal@109 487 This view function is for moderators to toggle the locked status of a topic.
bgneal@109 488 """
bgneal@109 489 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 490 if _can_moderate(topic.forum, request.user):
bgneal@109 491 topic.locked = not topic.locked
bgneal@109 492 topic.save()
bgneal@109 493 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 494
bgneal@110 495 return HttpResponseForbidden()
bgneal@109 496
bgneal@109 497
bgneal@109 498 @login_required
bgneal@109 499 def mod_topic_delete(request, id):
bgneal@109 500 """
bgneal@109 501 This view function is for moderators to delete an entire topic.
bgneal@109 502 """
bgneal@109 503 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 504 if _can_moderate(topic.forum, request.user):
bgneal@109 505 forum_url = topic.forum.get_absolute_url()
bgneal@109 506 _delete_topic(topic)
bgneal@109 507 return HttpResponseRedirect(forum_url)
bgneal@109 508
bgneal@110 509 return HttpResponseForbidden()
bgneal@110 510
bgneal@110 511
bgneal@110 512 @login_required
bgneal@110 513 def mod_topic_move(request, id):
bgneal@110 514 """
bgneal@110 515 This view function is for moderators to move a topic to a different forum.
bgneal@110 516 """
bgneal@110 517 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@110 518 if not _can_moderate(topic.forum, request.user):
bgneal@110 519 return HttpResponseForbidden()
bgneal@110 520
bgneal@110 521 if request.method == 'POST':
bgneal@110 522 form = MoveTopicForm(request.user, request.POST)
bgneal@110 523 if form.is_valid():
bgneal@110 524 new_forum = form.cleaned_data['forums']
bgneal@110 525 old_forum = topic.forum
bgneal@111 526 _move_topic(topic, old_forum, new_forum)
bgneal@110 527 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@110 528 else:
bgneal@110 529 form = MoveTopicForm(request.user)
bgneal@110 530
bgneal@110 531 return render_to_response('forums/move_topic.html', {
bgneal@110 532 'forum': topic.forum,
bgneal@110 533 'topic': topic,
bgneal@110 534 'form': form,
bgneal@110 535 },
bgneal@110 536 context_instance=RequestContext(request))
bgneal@109 537
bgneal@109 538
bgneal@111 539 @login_required
bgneal@111 540 def mod_forum(request, slug):
bgneal@111 541 """
bgneal@111 542 Displays a view to allow moderators to perform various operations
bgneal@111 543 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@111 544 stickying and unstickying, moving, and deleting topics.
bgneal@111 545 """
bgneal@111 546 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@111 547 if not _can_moderate(forum, request.user):
bgneal@111 548 return HttpResponseForbidden()
bgneal@111 549
bgneal@111 550 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@111 551 paginator = create_topic_paginator(topics)
bgneal@167 552 page_num = get_page_num(request)
bgneal@111 553 try:
bgneal@111 554 page = paginator.page(page_num)
bgneal@111 555 except InvalidPage:
bgneal@111 556 raise Http404
bgneal@111 557
bgneal@111 558 # we do this for the template since it is rendered twice
bgneal@111 559 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 560 form = None
bgneal@111 561
bgneal@111 562 if request.method == 'POST':
bgneal@111 563 topic_ids = request.POST.getlist('topic_ids')
bgneal@111 564 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@111 565 url += '?page=%s' % page_num
bgneal@111 566
bgneal@111 567 if len(topic_ids):
bgneal@111 568 if request.POST.get('sticky'):
bgneal@111 569 _bulk_sticky(forum, topic_ids)
bgneal@111 570 return HttpResponseRedirect(url)
bgneal@111 571 elif request.POST.get('lock'):
bgneal@111 572 _bulk_lock(forum, topic_ids)
bgneal@111 573 return HttpResponseRedirect(url)
bgneal@111 574 elif request.POST.get('delete'):
bgneal@111 575 _bulk_delete(forum, topic_ids)
bgneal@111 576 return HttpResponseRedirect(url)
bgneal@111 577 elif request.POST.get('move'):
bgneal@111 578 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@111 579 if form.is_valid():
bgneal@111 580 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@111 581 return HttpResponseRedirect(url)
bgneal@111 582
bgneal@111 583 if form is None:
bgneal@111 584 form = MoveTopicForm(request.user, hide_label=True)
bgneal@111 585
bgneal@111 586 return render_to_response('forums/mod_forum.html', {
bgneal@111 587 'forum': forum,
bgneal@111 588 'page': page,
bgneal@111 589 'page_nav': page_nav,
bgneal@111 590 'form': form,
bgneal@111 591 },
bgneal@111 592 context_instance=RequestContext(request))
bgneal@111 593
bgneal@111 594
bgneal@113 595 @login_required
bgneal@113 596 @require_POST
bgneal@113 597 def forum_catchup(request, slug):
bgneal@113 598 """
bgneal@113 599 This view marks all the topics in the forum as being read.
bgneal@113 600 """
bgneal@113 601 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@113 602
bgneal@113 603 if not forum.category.can_access(request.user):
bgneal@113 604 return HttpResponseForbidden()
bgneal@113 605
bgneal@113 606 forum.catchup(request.user)
bgneal@113 607 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@113 608
bgneal@113 609
bgneal@115 610 @login_required
bgneal@115 611 def mod_topic_split(request, id):
bgneal@115 612 """
bgneal@115 613 This view function allows moderators to split posts off to a new topic.
bgneal@115 614 """
bgneal@115 615 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@115 616 if not _can_moderate(topic.forum, request.user):
bgneal@115 617 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 618
bgneal@115 619 if request.method == "POST":
bgneal@115 620 form = SplitTopicForm(request.user, request.POST)
bgneal@115 621 if form.is_valid():
bgneal@115 622 if form.split_at:
bgneal@115 623 _split_topic_at(topic, form.post_ids[0],
bgneal@115 624 form.cleaned_data['forums'],
bgneal@115 625 form.cleaned_data['name'])
bgneal@115 626 else:
bgneal@115 627 _split_topic(topic, form.post_ids,
bgneal@115 628 form.cleaned_data['forums'],
bgneal@115 629 form.cleaned_data['name'])
bgneal@115 630
bgneal@115 631 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 632 else:
bgneal@115 633 form = SplitTopicForm(request.user)
bgneal@115 634
bgneal@115 635 posts = topic.posts.select_related()
bgneal@115 636
bgneal@115 637 return render_to_response('forums/mod_split_topic.html', {
bgneal@115 638 'forum': topic.forum,
bgneal@115 639 'topic': topic,
bgneal@115 640 'posts': posts,
bgneal@115 641 'form': form,
bgneal@115 642 },
bgneal@115 643 context_instance=RequestContext(request))
bgneal@115 644
bgneal@115 645
bgneal@167 646 @login_required
bgneal@167 647 def unread_topics(request):
bgneal@168 648 """Displays the topics with unread posts for a given user."""
bgneal@168 649
bgneal@167 650 topics = get_unread_topics(request.user)
bgneal@167 651
bgneal@167 652 paginator = create_topic_paginator(topics)
bgneal@167 653 page_num = get_page_num(request)
bgneal@167 654 try:
bgneal@167 655 page = paginator.page(page_num)
bgneal@167 656 except InvalidPage:
bgneal@167 657 raise Http404
bgneal@167 658
bgneal@167 659 attach_topic_page_ranges(page.object_list)
bgneal@167 660
bgneal@167 661 # we do this for the template since it is rendered twice
bgneal@167 662 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@167 663
bgneal@167 664 return render_to_response('forums/topic_list.html', {
bgneal@167 665 'title': 'Topics With Unread Posts',
bgneal@167 666 'page': page,
bgneal@167 667 'page_nav': page_nav,
bgneal@167 668 },
bgneal@167 669 context_instance=RequestContext(request))
bgneal@167 670
bgneal@167 671
bgneal@168 672 def unanswered_topics(request):
bgneal@168 673 """Displays the topics with no replies."""
bgneal@168 674
bgneal@168 675 forum_ids = Forum.objects.forum_ids_for_user(request.user)
bgneal@168 676 topics = Topic.objects.filter(forum__id__in=forum_ids,
bgneal@168 677 post_count=1).select_related(
bgneal@168 678 'forum', 'user', 'last_post', 'last_post__user')
bgneal@168 679
bgneal@168 680 paginator = create_topic_paginator(topics)
bgneal@168 681 page_num = get_page_num(request)
bgneal@168 682 try:
bgneal@168 683 page = paginator.page(page_num)
bgneal@168 684 except InvalidPage:
bgneal@168 685 raise Http404
bgneal@168 686
bgneal@168 687 attach_topic_page_ranges(page.object_list)
bgneal@168 688
bgneal@168 689 # we do this for the template since it is rendered twice
bgneal@168 690 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@168 691
bgneal@168 692 return render_to_response('forums/topic_list.html', {
bgneal@168 693 'title': 'Unanswered Topics',
bgneal@168 694 'page': page,
bgneal@168 695 'page_nav': page_nav,
bgneal@168 696 },
bgneal@168 697 context_instance=RequestContext(request))
bgneal@168 698
bgneal@168 699
bgneal@109 700 def _can_moderate(forum, user):
bgneal@109 701 """
bgneal@109 702 Determines if a user has permission to moderate a given forum.
bgneal@109 703 """
bgneal@109 704 return user.is_authenticated() and (
bgneal@109 705 user.is_superuser or user in forum.moderators.all())
bgneal@109 706
bgneal@109 707
bgneal@108 708 def _can_post_in_topic(topic, user):
bgneal@108 709 """
bgneal@108 710 This function returns true if the given user can post in the given topic
bgneal@108 711 and false otherwise.
bgneal@108 712 """
bgneal@108 713 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@108 714 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@108 715
bgneal@108 716
bgneal@108 717 def _bump_post_count(user):
bgneal@108 718 """
bgneal@108 719 Increments the forum_post_count for the given user.
bgneal@108 720 """
bgneal@108 721 profile = user.get_profile()
bgneal@108 722 profile.forum_post_count += 1
bgneal@108 723 profile.save()
bgneal@108 724
bgneal@108 725
bgneal@108 726 def _quote_message(who, message):
bgneal@111 727 """
bgneal@111 728 Builds a message reply by quoting the existing message in a
bgneal@111 729 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@111 730 """
bgneal@111 731 header = '*%s wrote:*\n\n' % (who, )
bgneal@111 732 lines = wrap(message, 55).split('\n')
bgneal@111 733 for i, line in enumerate(lines):
bgneal@111 734 lines[i] = '> ' + line
bgneal@111 735 return header + '\n'.join(lines)
bgneal@111 736
bgneal@111 737
bgneal@111 738 def _move_topic(topic, old_forum, new_forum):
bgneal@111 739 if new_forum != old_forum:
bgneal@111 740 topic.forum = new_forum
bgneal@111 741 topic.save()
bgneal@111 742 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@112 743 old_forum.sync()
bgneal@111 744 old_forum.save()
bgneal@112 745 new_forum.sync()
bgneal@111 746 new_forum.save()
bgneal@111 747
bgneal@111 748
bgneal@111 749 def _bulk_sticky(forum, topic_ids):
bgneal@111 750 """
bgneal@111 751 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@111 752 """
bgneal@111 753 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 754 for topic in topics:
bgneal@111 755 if topic.forum == forum:
bgneal@111 756 topic.sticky = not topic.sticky
bgneal@111 757 topic.save()
bgneal@111 758
bgneal@111 759
bgneal@111 760 def _bulk_lock(forum, topic_ids):
bgneal@111 761 """
bgneal@111 762 Performs a toggle on the locked status for a given list of topic ids.
bgneal@111 763 """
bgneal@111 764 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 765 for topic in topics:
bgneal@111 766 if topic.forum == forum:
bgneal@111 767 topic.locked = not topic.locked
bgneal@111 768 topic.save()
bgneal@111 769
bgneal@111 770
bgneal@111 771 def _bulk_delete(forum, topic_ids):
bgneal@111 772 """
bgneal@111 773 Deletes the list of topics.
bgneal@111 774 """
bgneal@111 775 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 776 for topic in topics:
bgneal@111 777 if topic.forum == forum:
bgneal@111 778 _delete_topic(topic)
bgneal@111 779
bgneal@111 780
bgneal@111 781 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@111 782 """
bgneal@111 783 Moves the list of topics to a new forum.
bgneal@111 784 """
bgneal@111 785 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 786 for topic in topics:
bgneal@111 787 if topic.forum == old_forum:
bgneal@111 788 _move_topic(topic, old_forum, new_forum)
bgneal@111 789
bgneal@113 790
bgneal@113 791 def _update_last_visit(user, topic):
bgneal@113 792 """
bgneal@113 793 Does the bookkeeping for the last visit status for the user to the
bgneal@113 794 topic/forum.
bgneal@113 795 """
bgneal@113 796 now = datetime.datetime.now()
bgneal@113 797 try:
bgneal@113 798 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@113 799 except ForumLastVisit.DoesNotExist:
bgneal@113 800 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@113 801 flv.begin_date = now
bgneal@113 802
bgneal@113 803 flv.end_date = now
bgneal@113 804 flv.save()
bgneal@113 805
bgneal@113 806 if topic.update_date > flv.begin_date:
bgneal@113 807 try:
bgneal@113 808 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@113 809 except TopicLastVisit.DoesNotExist:
bgneal@113 810 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@113 811
bgneal@113 812 tlv.touch()
bgneal@113 813 tlv.save()
bgneal@113 814
bgneal@115 815
bgneal@115 816 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@115 817 """
bgneal@115 818 This function splits the post given by post_id and all posts that come
bgneal@115 819 after it in the given topic to a new topic in a new forum.
bgneal@115 820 It is assumed the caller has been checked for moderator rights.
bgneal@115 821 """
bgneal@115 822 post = get_object_or_404(Post, id=post_id)
bgneal@115 823 if post.topic == topic:
bgneal@115 824 post_ids = Post.objects.filter(topic=topic,
bgneal@115 825 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@115 826 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@115 827
bgneal@115 828
bgneal@115 829 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@115 830 """
bgneal@115 831 This function splits the posts given by the post_ids list in the
bgneal@115 832 given topic to a new topic in a new forum.
bgneal@115 833 It is assumed the caller has been checked for moderator rights.
bgneal@115 834 """
bgneal@115 835 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@115 836 if len(posts) > 0:
bgneal@115 837 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@115 838 new_topic.save()
bgneal@115 839 for post in posts:
bgneal@115 840 post.topic = new_topic
bgneal@115 841 post.save()
bgneal@115 842
bgneal@115 843 topic.post_count_update()
bgneal@115 844 topic.save()
bgneal@115 845 new_topic.post_count_update()
bgneal@115 846 new_topic.save()
bgneal@115 847 topic.forum.sync()
bgneal@115 848 topic.forum.save()
bgneal@115 849 new_forum.sync()
bgneal@115 850 new_forum.save()