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annotate gpp/forums/views.py @ 167:cf9f9d4c4d54

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Adding a query to the forums to get all the topics with unread posts. This is for ticket #54.
author Brian Neal <bgneal@gmail.com>
date Sun, 24 Jan 2010 22:33:11 +0000
parents 445e1466a98d
children e6d4dfdfbc64
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@167 79
bgneal@100 80 forums = Forum.objects.forums_for_user(request.user)
bgneal@113 81 get_forum_unread_status(forums, request.user)
bgneal@81 82 cats = {}
bgneal@81 83 for forum in forums:
bgneal@81 84 cat = cats.setdefault(forum.category.id, {
bgneal@81 85 'cat': forum.category,
bgneal@81 86 'forums': [],
bgneal@81 87 })
bgneal@81 88 cat['forums'].append(forum)
bgneal@81 89
bgneal@81 90 cmpdef = lambda a, b: cmp(a['cat'].position, b['cat'].position)
bgneal@81 91 cats = sorted(cats.values(), cmpdef)
bgneal@81 92
bgneal@81 93 return render_to_response('forums/index.html', {
bgneal@81 94 'cats': cats,
bgneal@81 95 },
bgneal@81 96 context_instance=RequestContext(request))
bgneal@81 97
bgneal@82 98
bgneal@81 99 def forum_index(request, slug):
bgneal@82 100 """
bgneal@82 101 Displays all the topics in a forum.
bgneal@82 102 """
bgneal@101 103 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 104
bgneal@100 105 if not forum.category.can_access(request.user):
bgneal@100 106 return HttpResponseForbidden()
bgneal@100 107
bgneal@107 108 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@114 109 get_topic_unread_status(forum, topics, request.user)
bgneal@114 110
bgneal@93 111 paginator = create_topic_paginator(topics)
bgneal@167 112 page_num = get_page_num(request)
bgneal@93 113 try:
bgneal@93 114 page = paginator.page(page_num)
bgneal@93 115 except InvalidPage:
bgneal@93 116 raise Http404
bgneal@97 117
bgneal@167 118 attach_topic_page_ranges(page.object_list)
bgneal@161 119
bgneal@97 120 # we do this for the template since it is rendered twice
bgneal@97 121 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 122
bgneal@111 123 can_moderate = _can_moderate(forum, request.user)
bgneal@82 124
bgneal@82 125 return render_to_response('forums/forum_index.html', {
bgneal@82 126 'forum': forum,
bgneal@93 127 'page': page,
bgneal@97 128 'page_nav': page_nav,
bgneal@111 129 'can_moderate': can_moderate,
bgneal@82 130 },
bgneal@82 131 context_instance=RequestContext(request))
bgneal@82 132
bgneal@82 133
bgneal@82 134 def topic_index(request, id):
bgneal@82 135 """
bgneal@82 136 Displays all the posts in a topic.
bgneal@82 137 """
bgneal@101 138 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@100 139
bgneal@100 140 if not topic.forum.category.can_access(request.user):
bgneal@100 141 return HttpResponseForbidden()
bgneal@100 142
bgneal@86 143 topic.view_count += 1
bgneal@86 144 topic.save()
bgneal@86 145
bgneal@86 146 posts = topic.posts.select_related()
bgneal@114 147
bgneal@93 148 paginator = create_post_paginator(posts)
bgneal@167 149 page_num = get_page_num(request)
bgneal@90 150 try:
bgneal@90 151 page = paginator.page(page_num)
bgneal@90 152 except InvalidPage:
bgneal@90 153 raise Http404
bgneal@117 154 get_post_unread_status(topic, page.object_list, request.user)
bgneal@117 155
bgneal@117 156 # Attach user profiles to each post to avoid using get_user_profile() in
bgneal@117 157 # the template.
bgneal@117 158 users = set(post.user.id for post in page.object_list)
bgneal@117 159
bgneal@117 160 profiles = UserProfile.objects.filter(user__id__in=users).select_related()
bgneal@117 161 user_profiles = dict((profile.user.id, profile) for profile in profiles)
bgneal@117 162
bgneal@117 163 for post in page.object_list:
bgneal@117 164 post.user_profile = user_profiles[post.user.id]
bgneal@90 165
bgneal@90 166 last_page = page_num == paginator.num_pages
bgneal@86 167
bgneal@113 168 if request.user.is_authenticated() and last_page:
bgneal@113 169 _update_last_visit(request.user, topic)
bgneal@113 170
bgneal@97 171 # we do this for the template since it is rendered twice
bgneal@97 172 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@97 173
bgneal@109 174 can_moderate = _can_moderate(topic.forum, request.user)
bgneal@104 175
bgneal@104 176 can_reply = request.user.is_authenticated() and (
bgneal@104 177 not topic.locked or can_moderate)
bgneal@104 178
bgneal@86 179 return render_to_response('forums/topic.html', {
bgneal@86 180 'forum': topic.forum,
bgneal@86 181 'topic': topic,
bgneal@90 182 'page': page,
bgneal@97 183 'page_nav': page_nav,
bgneal@87 184 'last_page': last_page,
bgneal@104 185 'can_moderate': can_moderate,
bgneal@104 186 'can_reply': can_reply,
bgneal@106 187 'form': NewPostForm(initial={'topic_id': topic.id}),
bgneal@86 188 },
bgneal@86 189 context_instance=RequestContext(request))
bgneal@83 190
bgneal@83 191
bgneal@83 192 @login_required
bgneal@83 193 def new_topic(request, slug):
bgneal@83 194 """
bgneal@83 195 This view handles the creation of new topics.
bgneal@83 196 """
bgneal@101 197 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@100 198
bgneal@100 199 if not forum.category.can_access(request.user):
bgneal@100 200 return HttpResponseForbidden()
bgneal@100 201
bgneal@83 202 if request.method == 'POST':
bgneal@102 203 form = NewTopicForm(request.user, forum, request.POST)
bgneal@83 204 if form.is_valid():
bgneal@102 205 topic = form.save(request.META.get("REMOTE_ADDR"))
bgneal@108 206 _bump_post_count(request.user)
bgneal@83 207 return HttpResponseRedirect(reverse('forums-new_topic_thanks',
bgneal@83 208 kwargs={'tid': topic.pk}))
bgneal@83 209 else:
bgneal@102 210 form = NewTopicForm(request.user, forum)
bgneal@83 211
bgneal@83 212 return render_to_response('forums/new_topic.html', {
bgneal@83 213 'forum': forum,
bgneal@83 214 'form': form,
bgneal@83 215 },
bgneal@83 216 context_instance=RequestContext(request))
bgneal@83 217
bgneal@83 218
bgneal@83 219 @login_required
bgneal@83 220 def new_topic_thanks(request, tid):
bgneal@83 221 """
bgneal@83 222 This view displays the success page for a newly created topic.
bgneal@83 223 """
bgneal@101 224 topic = get_object_or_404(Topic.objects.select_related(), pk=tid)
bgneal@83 225 return render_to_response('forums/new_topic_thanks.html', {
bgneal@83 226 'forum': topic.forum,
bgneal@83 227 'topic': topic,
bgneal@83 228 },
bgneal@83 229 context_instance=RequestContext(request))
bgneal@89 230
bgneal@89 231
bgneal@89 232 @require_POST
bgneal@89 233 def quick_reply_ajax(request):
bgneal@89 234 """
bgneal@89 235 This function handles the quick reply to a thread function. This
bgneal@89 236 function is meant to be the target of an AJAX post, and returns
bgneal@89 237 the HTML for the new post, which the client-side script appends
bgneal@89 238 to the document.
bgneal@89 239 """
bgneal@90 240 if not request.user.is_authenticated():
bgneal@108 241 return HttpResponseForbidden('Please login or register to post.')
bgneal@90 242
bgneal@106 243 form = NewPostForm(request.POST)
bgneal@89 244 if form.is_valid():
bgneal@108 245 if not _can_post_in_topic(form.topic, request.user):
bgneal@108 246 return HttpResponseForbidden("You don't have permission to post in this topic.")
bgneal@100 247
bgneal@108 248 post = form.save(request.user, request.META.get("REMOTE_ADDR", ""))
bgneal@114 249 post.unread = True
bgneal@122 250 post.user_profile = request.user.get_profile()
bgneal@108 251 _bump_post_count(request.user)
bgneal@113 252 _update_last_visit(request.user, form.topic)
bgneal@89 253 return render_to_response('forums/display_post.html', {
bgneal@89 254 'post': post,
bgneal@113 255 'can_moderate': _can_moderate(form.topic.forum, request.user),
bgneal@120 256 'can_reply': True,
bgneal@89 257 },
bgneal@89 258 context_instance=RequestContext(request))
bgneal@89 259
bgneal@108 260 return HttpResponseBadRequest("Invalid post.");
bgneal@89 261
bgneal@91 262
bgneal@91 263 def goto_post(request, post_id):
bgneal@91 264 """
bgneal@91 265 This function calculates what page a given post is on, then redirects
bgneal@91 266 to that URL. This function is the target of get_absolute_url() for
bgneal@91 267 Post objects.
bgneal@91 268 """
bgneal@101 269 post = get_object_or_404(Post.objects.select_related(), pk=post_id)
bgneal@91 270 count = post.topic.posts.filter(creation_date__lt=post.creation_date).count()
bgneal@91 271 page = count / POSTS_PER_PAGE + 1
bgneal@91 272 url = reverse('forums-topic_index', kwargs={'id': post.topic.id}) + \
bgneal@91 273 '?page=%s#p%s' % (page, post.id)
bgneal@91 274 return HttpResponseRedirect(url)
bgneal@91 275
bgneal@98 276
bgneal@98 277 @require_POST
bgneal@98 278 def flag_post(request):
bgneal@98 279 """
bgneal@98 280 This function handles the flagging of posts by users. This function should
bgneal@98 281 be the target of an AJAX post.
bgneal@98 282 """
bgneal@98 283 if not request.user.is_authenticated():
bgneal@99 284 return HttpResponseForbidden('Please login or register to flag a post.')
bgneal@98 285
bgneal@98 286 id = request.POST.get('id')
bgneal@98 287 if id is None:
bgneal@98 288 return HttpResponseBadRequest('No post id')
bgneal@98 289
bgneal@98 290 try:
bgneal@98 291 post = Post.objects.get(pk=id)
bgneal@98 292 except Post.DoesNotExist:
bgneal@98 293 return HttpResponseBadRequest('No post with id %s' % id)
bgneal@98 294
bgneal@98 295 flag = FlaggedPost(user=request.user, post=post)
bgneal@98 296 flag.save()
bgneal@98 297 email_admins('A Post Has Been Flagged', """Hello,
bgneal@98 298
bgneal@98 299 A user has flagged a forum post for review.
bgneal@98 300 """)
bgneal@98 301 return HttpResponse('The post was flagged. A moderator will review the post shortly. ' \
bgneal@98 302 'Thanks for helping to improve the discussions on this site.')
bgneal@106 303
bgneal@106 304
bgneal@106 305 @login_required
bgneal@106 306 def edit_post(request, id):
bgneal@106 307 """
bgneal@106 308 This view function allows authorized users to edit posts.
bgneal@106 309 The superuser, forum moderators, and original author can edit posts.
bgneal@106 310 """
bgneal@106 311 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@108 312
bgneal@109 313 can_moderate = _can_moderate(post.topic.forum, request.user)
bgneal@108 314 can_edit = can_moderate or request.user == post.user
bgneal@106 315
bgneal@106 316 if not can_edit:
bgneal@106 317 return HttpResponseForbidden("You don't have permission to edit that post.")
bgneal@106 318
bgneal@106 319 if request.method == "POST":
bgneal@106 320 form = PostForm(request.POST, instance=post)
bgneal@106 321 if form.is_valid():
bgneal@115 322 post = form.save(commit=False)
bgneal@115 323 post.touch()
bgneal@115 324 post.save()
bgneal@106 325 return HttpResponseRedirect(post.get_absolute_url())
bgneal@106 326 else:
bgneal@106 327 form = PostForm(instance=post)
bgneal@106 328
bgneal@123 329 post.user_profile = request.user.get_profile()
bgneal@123 330
bgneal@106 331 return render_to_response('forums/edit_post.html', {
bgneal@106 332 'forum': post.topic.forum,
bgneal@106 333 'topic': post.topic,
bgneal@106 334 'post': post,
bgneal@106 335 'form': form,
bgneal@108 336 'can_moderate': can_moderate,
bgneal@106 337 },
bgneal@106 338 context_instance=RequestContext(request))
bgneal@107 339
bgneal@107 340
bgneal@107 341 @require_POST
bgneal@107 342 def delete_post(request):
bgneal@107 343 """
bgneal@107 344 This view function allows superusers and forum moderators to delete posts.
bgneal@107 345 This function is the target of AJAX calls from the client.
bgneal@107 346 """
bgneal@107 347 if not request.user.is_authenticated():
bgneal@107 348 return HttpResponseForbidden('Please login to delete a post.')
bgneal@107 349
bgneal@107 350 id = request.POST.get('id')
bgneal@107 351 if id is None:
bgneal@107 352 return HttpResponseBadRequest('No post id')
bgneal@107 353
bgneal@107 354 post = get_object_or_404(Post.objects.select_related(), pk=id)
bgneal@107 355
bgneal@107 356 can_delete = request.user.is_superuser or \
bgneal@107 357 request.user in post.topic.forum.moderators.all()
bgneal@107 358
bgneal@107 359 if not can_delete:
bgneal@107 360 return HttpResponseForbidden("You don't have permission to delete that post.")
bgneal@107 361
bgneal@147 362 delete_single_post(post)
bgneal@147 363 return HttpResponse("The post has been deleted.")
bgneal@147 364
bgneal@147 365
bgneal@147 366 def delete_single_post(post):
bgneal@147 367 """
bgneal@147 368 This function deletes a single post. It handles the case of where
bgneal@147 369 a post is the sole post in a topic by deleting the topic also. It
bgneal@147 370 adjusts any foreign keys in Topic or Forum objects that might be pointing
bgneal@147 371 to this post before deleting the post to avoid a cascading delete.
bgneal@147 372 """
bgneal@107 373 if post.topic.post_count == 1 and post == post.topic.last_post:
bgneal@107 374 _delete_topic(post.topic)
bgneal@107 375 else:
bgneal@107 376 _delete_post(post)
bgneal@107 377
bgneal@107 378
bgneal@107 379 def _delete_post(post):
bgneal@107 380 """
bgneal@107 381 Internal function to delete a single post object.
bgneal@107 382 Decrements the post author's post count.
bgneal@107 383 Adjusts the parent topic and forum's last_post as needed.
bgneal@107 384 """
bgneal@107 385 # Adjust post creator's post count
bgneal@107 386 profile = post.user.get_profile()
bgneal@107 387 if profile.forum_post_count > 0:
bgneal@107 388 profile.forum_post_count -= 1
bgneal@107 389 profile.save()
bgneal@107 390
bgneal@107 391 # If this post is the last_post in a topic, we need to update
bgneal@107 392 # both the topic and parent forum's last post fields. If we don't
bgneal@107 393 # the cascading delete will delete them also!
bgneal@107 394
bgneal@107 395 topic = post.topic
bgneal@107 396 if topic.last_post == post:
bgneal@107 397 topic.last_post_pre_delete()
bgneal@107 398 topic.save()
bgneal@107 399
bgneal@107 400 forum = topic.forum
bgneal@107 401 if forum.last_post == post:
bgneal@107 402 forum.last_post_pre_delete()
bgneal@107 403 forum.save()
bgneal@107 404
bgneal@107 405 # Should be safe to delete the post now:
bgneal@107 406 post.delete()
bgneal@107 407
bgneal@107 408
bgneal@107 409 def _delete_topic(topic):
bgneal@107 410 """
bgneal@107 411 Internal function to delete an entire topic.
bgneal@107 412 Deletes the topic and all posts contained within.
bgneal@107 413 Adjusts the parent forum's last_post as needed.
bgneal@107 414 Note that we don't bother adjusting all the users'
bgneal@107 415 post counts as that doesn't seem to be worth the effort.
bgneal@107 416 """
bgneal@147 417 if topic.forum.last_post and topic.forum.last_post.topic == topic:
bgneal@107 418 topic.forum.last_post_pre_delete()
bgneal@107 419 topic.forum.save()
bgneal@107 420
bgneal@107 421 # It should be safe to just delete the topic now. This will
bgneal@107 422 # automatically delete all posts in the topic.
bgneal@107 423 topic.delete()
bgneal@108 424
bgneal@108 425
bgneal@108 426 @login_required
bgneal@108 427 def new_post(request, topic_id):
bgneal@108 428 """
bgneal@108 429 This function is the view for creating a normal, non-quick reply
bgneal@108 430 to a topic.
bgneal@108 431 """
bgneal@108 432 topic = get_object_or_404(Topic.objects.select_related(), pk=topic_id)
bgneal@108 433 can_post = _can_post_in_topic(topic, request.user)
bgneal@108 434
bgneal@108 435 if can_post:
bgneal@108 436 if request.method == 'POST':
bgneal@108 437 form = PostForm(request.POST)
bgneal@108 438 if form.is_valid():
bgneal@108 439 post = form.save(commit=False)
bgneal@108 440 post.topic = topic
bgneal@108 441 post.user = request.user
bgneal@108 442 post.user_ip = request.META.get("REMOTE_ADDR", "")
bgneal@108 443 post.save()
bgneal@108 444 _bump_post_count(request.user)
bgneal@113 445 _update_last_visit(request.user, topic)
bgneal@108 446 return HttpResponseRedirect(post.get_absolute_url())
bgneal@108 447 else:
bgneal@108 448 quote_id = request.GET.get('quote')
bgneal@108 449 if quote_id:
bgneal@108 450 quote_post = get_object_or_404(Post.objects.select_related(),
bgneal@108 451 pk=quote_id)
bgneal@108 452 form = PostForm(initial={'body': _quote_message(quote_post.user.username,
bgneal@108 453 quote_post.body)})
bgneal@108 454 else:
bgneal@108 455 form = PostForm()
bgneal@108 456 else:
bgneal@108 457 form = None
bgneal@108 458
bgneal@108 459 return render_to_response('forums/new_post.html', {
bgneal@108 460 'forum': topic.forum,
bgneal@108 461 'topic': topic,
bgneal@108 462 'form': form,
bgneal@108 463 'can_post': can_post,
bgneal@108 464 },
bgneal@108 465 context_instance=RequestContext(request))
bgneal@108 466
bgneal@108 467
bgneal@109 468 @login_required
bgneal@109 469 def mod_topic_stick(request, id):
bgneal@109 470 """
bgneal@109 471 This view function is for moderators to toggle the sticky status of a topic.
bgneal@109 472 """
bgneal@109 473 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 474 if _can_moderate(topic.forum, request.user):
bgneal@109 475 topic.sticky = not topic.sticky
bgneal@109 476 topic.save()
bgneal@109 477 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 478
bgneal@110 479 return HttpResponseForbidden()
bgneal@109 480
bgneal@109 481
bgneal@109 482 @login_required
bgneal@109 483 def mod_topic_lock(request, id):
bgneal@109 484 """
bgneal@109 485 This view function is for moderators to toggle the locked status of a topic.
bgneal@109 486 """
bgneal@109 487 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 488 if _can_moderate(topic.forum, request.user):
bgneal@109 489 topic.locked = not topic.locked
bgneal@109 490 topic.save()
bgneal@109 491 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@109 492
bgneal@110 493 return HttpResponseForbidden()
bgneal@109 494
bgneal@109 495
bgneal@109 496 @login_required
bgneal@109 497 def mod_topic_delete(request, id):
bgneal@109 498 """
bgneal@109 499 This view function is for moderators to delete an entire topic.
bgneal@109 500 """
bgneal@109 501 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@109 502 if _can_moderate(topic.forum, request.user):
bgneal@109 503 forum_url = topic.forum.get_absolute_url()
bgneal@109 504 _delete_topic(topic)
bgneal@109 505 return HttpResponseRedirect(forum_url)
bgneal@109 506
bgneal@110 507 return HttpResponseForbidden()
bgneal@110 508
bgneal@110 509
bgneal@110 510 @login_required
bgneal@110 511 def mod_topic_move(request, id):
bgneal@110 512 """
bgneal@110 513 This view function is for moderators to move a topic to a different forum.
bgneal@110 514 """
bgneal@110 515 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@110 516 if not _can_moderate(topic.forum, request.user):
bgneal@110 517 return HttpResponseForbidden()
bgneal@110 518
bgneal@110 519 if request.method == 'POST':
bgneal@110 520 form = MoveTopicForm(request.user, request.POST)
bgneal@110 521 if form.is_valid():
bgneal@110 522 new_forum = form.cleaned_data['forums']
bgneal@110 523 old_forum = topic.forum
bgneal@111 524 _move_topic(topic, old_forum, new_forum)
bgneal@110 525 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@110 526 else:
bgneal@110 527 form = MoveTopicForm(request.user)
bgneal@110 528
bgneal@110 529 return render_to_response('forums/move_topic.html', {
bgneal@110 530 'forum': topic.forum,
bgneal@110 531 'topic': topic,
bgneal@110 532 'form': form,
bgneal@110 533 },
bgneal@110 534 context_instance=RequestContext(request))
bgneal@109 535
bgneal@109 536
bgneal@111 537 @login_required
bgneal@111 538 def mod_forum(request, slug):
bgneal@111 539 """
bgneal@111 540 Displays a view to allow moderators to perform various operations
bgneal@111 541 on topics in a forum in bulk. We currently support mass locking/unlocking,
bgneal@111 542 stickying and unstickying, moving, and deleting topics.
bgneal@111 543 """
bgneal@111 544 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@111 545 if not _can_moderate(forum, request.user):
bgneal@111 546 return HttpResponseForbidden()
bgneal@111 547
bgneal@111 548 topics = forum.topics.select_related('user', 'last_post', 'last_post__user')
bgneal@111 549 paginator = create_topic_paginator(topics)
bgneal@167 550 page_num = get_page_num(request)
bgneal@111 551 try:
bgneal@111 552 page = paginator.page(page_num)
bgneal@111 553 except InvalidPage:
bgneal@111 554 raise Http404
bgneal@111 555
bgneal@111 556 # we do this for the template since it is rendered twice
bgneal@111 557 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@111 558 form = None
bgneal@111 559
bgneal@111 560 if request.method == 'POST':
bgneal@111 561 topic_ids = request.POST.getlist('topic_ids')
bgneal@111 562 url = reverse('forums-mod_forum', kwargs={'slug':forum.slug})
bgneal@111 563 url += '?page=%s' % page_num
bgneal@111 564
bgneal@111 565 if len(topic_ids):
bgneal@111 566 if request.POST.get('sticky'):
bgneal@111 567 _bulk_sticky(forum, topic_ids)
bgneal@111 568 return HttpResponseRedirect(url)
bgneal@111 569 elif request.POST.get('lock'):
bgneal@111 570 _bulk_lock(forum, topic_ids)
bgneal@111 571 return HttpResponseRedirect(url)
bgneal@111 572 elif request.POST.get('delete'):
bgneal@111 573 _bulk_delete(forum, topic_ids)
bgneal@111 574 return HttpResponseRedirect(url)
bgneal@111 575 elif request.POST.get('move'):
bgneal@111 576 form = MoveTopicForm(request.user, request.POST, hide_label=True)
bgneal@111 577 if form.is_valid():
bgneal@111 578 _bulk_move(topic_ids, forum, form.cleaned_data['forums'])
bgneal@111 579 return HttpResponseRedirect(url)
bgneal@111 580
bgneal@111 581 if form is None:
bgneal@111 582 form = MoveTopicForm(request.user, hide_label=True)
bgneal@111 583
bgneal@111 584 return render_to_response('forums/mod_forum.html', {
bgneal@111 585 'forum': forum,
bgneal@111 586 'page': page,
bgneal@111 587 'page_nav': page_nav,
bgneal@111 588 'form': form,
bgneal@111 589 },
bgneal@111 590 context_instance=RequestContext(request))
bgneal@111 591
bgneal@111 592
bgneal@113 593 @login_required
bgneal@113 594 @require_POST
bgneal@113 595 def forum_catchup(request, slug):
bgneal@113 596 """
bgneal@113 597 This view marks all the topics in the forum as being read.
bgneal@113 598 """
bgneal@113 599 forum = get_object_or_404(Forum.objects.select_related(), slug=slug)
bgneal@113 600
bgneal@113 601 if not forum.category.can_access(request.user):
bgneal@113 602 return HttpResponseForbidden()
bgneal@113 603
bgneal@113 604 forum.catchup(request.user)
bgneal@113 605 return HttpResponseRedirect(forum.get_absolute_url())
bgneal@113 606
bgneal@113 607
bgneal@115 608 @login_required
bgneal@115 609 def mod_topic_split(request, id):
bgneal@115 610 """
bgneal@115 611 This view function allows moderators to split posts off to a new topic.
bgneal@115 612 """
bgneal@115 613 topic = get_object_or_404(Topic.objects.select_related(), pk=id)
bgneal@115 614 if not _can_moderate(topic.forum, request.user):
bgneal@115 615 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 616
bgneal@115 617 if request.method == "POST":
bgneal@115 618 form = SplitTopicForm(request.user, request.POST)
bgneal@115 619 if form.is_valid():
bgneal@115 620 if form.split_at:
bgneal@115 621 _split_topic_at(topic, form.post_ids[0],
bgneal@115 622 form.cleaned_data['forums'],
bgneal@115 623 form.cleaned_data['name'])
bgneal@115 624 else:
bgneal@115 625 _split_topic(topic, form.post_ids,
bgneal@115 626 form.cleaned_data['forums'],
bgneal@115 627 form.cleaned_data['name'])
bgneal@115 628
bgneal@115 629 return HttpResponseRedirect(topic.get_absolute_url())
bgneal@115 630 else:
bgneal@115 631 form = SplitTopicForm(request.user)
bgneal@115 632
bgneal@115 633 posts = topic.posts.select_related()
bgneal@115 634
bgneal@115 635 return render_to_response('forums/mod_split_topic.html', {
bgneal@115 636 'forum': topic.forum,
bgneal@115 637 'topic': topic,
bgneal@115 638 'posts': posts,
bgneal@115 639 'form': form,
bgneal@115 640 },
bgneal@115 641 context_instance=RequestContext(request))
bgneal@115 642
bgneal@115 643
bgneal@167 644 @login_required
bgneal@167 645 def unread_topics(request):
bgneal@167 646 topics = get_unread_topics(request.user)
bgneal@167 647
bgneal@167 648 paginator = create_topic_paginator(topics)
bgneal@167 649 page_num = get_page_num(request)
bgneal@167 650 try:
bgneal@167 651 page = paginator.page(page_num)
bgneal@167 652 except InvalidPage:
bgneal@167 653 raise Http404
bgneal@167 654
bgneal@167 655 attach_topic_page_ranges(page.object_list)
bgneal@167 656
bgneal@167 657 # we do this for the template since it is rendered twice
bgneal@167 658 page_nav = render_to_string('forums/pagination.html', {'page': page})
bgneal@167 659
bgneal@167 660 return render_to_response('forums/topic_list.html', {
bgneal@167 661 'title': 'Topics With Unread Posts',
bgneal@167 662 'page': page,
bgneal@167 663 'page_nav': page_nav,
bgneal@167 664 },
bgneal@167 665 context_instance=RequestContext(request))
bgneal@167 666
bgneal@167 667
bgneal@109 668 def _can_moderate(forum, user):
bgneal@109 669 """
bgneal@109 670 Determines if a user has permission to moderate a given forum.
bgneal@109 671 """
bgneal@109 672 return user.is_authenticated() and (
bgneal@109 673 user.is_superuser or user in forum.moderators.all())
bgneal@109 674
bgneal@109 675
bgneal@108 676 def _can_post_in_topic(topic, user):
bgneal@108 677 """
bgneal@108 678 This function returns true if the given user can post in the given topic
bgneal@108 679 and false otherwise.
bgneal@108 680 """
bgneal@108 681 return (not topic.locked and topic.forum.category.can_access(user)) or \
bgneal@108 682 (user.is_superuser or user in topic.forum.moderators.all())
bgneal@108 683
bgneal@108 684
bgneal@108 685 def _bump_post_count(user):
bgneal@108 686 """
bgneal@108 687 Increments the forum_post_count for the given user.
bgneal@108 688 """
bgneal@108 689 profile = user.get_profile()
bgneal@108 690 profile.forum_post_count += 1
bgneal@108 691 profile.save()
bgneal@108 692
bgneal@108 693
bgneal@108 694 def _quote_message(who, message):
bgneal@111 695 """
bgneal@111 696 Builds a message reply by quoting the existing message in a
bgneal@111 697 typical email-like fashion. The quoting is compatible with Markdown.
bgneal@111 698 """
bgneal@111 699 header = '*%s wrote:*\n\n' % (who, )
bgneal@111 700 lines = wrap(message, 55).split('\n')
bgneal@111 701 for i, line in enumerate(lines):
bgneal@111 702 lines[i] = '> ' + line
bgneal@111 703 return header + '\n'.join(lines)
bgneal@111 704
bgneal@111 705
bgneal@111 706 def _move_topic(topic, old_forum, new_forum):
bgneal@111 707 if new_forum != old_forum:
bgneal@111 708 topic.forum = new_forum
bgneal@111 709 topic.save()
bgneal@111 710 # Have to adjust foreign keys to last_post, denormalized counts, etc.:
bgneal@112 711 old_forum.sync()
bgneal@111 712 old_forum.save()
bgneal@112 713 new_forum.sync()
bgneal@111 714 new_forum.save()
bgneal@111 715
bgneal@111 716
bgneal@111 717 def _bulk_sticky(forum, topic_ids):
bgneal@111 718 """
bgneal@111 719 Performs a toggle on the sticky status for a given list of topic ids.
bgneal@111 720 """
bgneal@111 721 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 722 for topic in topics:
bgneal@111 723 if topic.forum == forum:
bgneal@111 724 topic.sticky = not topic.sticky
bgneal@111 725 topic.save()
bgneal@111 726
bgneal@111 727
bgneal@111 728 def _bulk_lock(forum, topic_ids):
bgneal@111 729 """
bgneal@111 730 Performs a toggle on the locked status for a given list of topic ids.
bgneal@111 731 """
bgneal@111 732 topics = Topic.objects.filter(pk__in=topic_ids)
bgneal@111 733 for topic in topics:
bgneal@111 734 if topic.forum == forum:
bgneal@111 735 topic.locked = not topic.locked
bgneal@111 736 topic.save()
bgneal@111 737
bgneal@111 738
bgneal@111 739 def _bulk_delete(forum, topic_ids):
bgneal@111 740 """
bgneal@111 741 Deletes the list of topics.
bgneal@111 742 """
bgneal@111 743 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 744 for topic in topics:
bgneal@111 745 if topic.forum == forum:
bgneal@111 746 _delete_topic(topic)
bgneal@111 747
bgneal@111 748
bgneal@111 749 def _bulk_move(topic_ids, old_forum, new_forum):
bgneal@111 750 """
bgneal@111 751 Moves the list of topics to a new forum.
bgneal@111 752 """
bgneal@111 753 topics = Topic.objects.filter(pk__in=topic_ids).select_related()
bgneal@111 754 for topic in topics:
bgneal@111 755 if topic.forum == old_forum:
bgneal@111 756 _move_topic(topic, old_forum, new_forum)
bgneal@111 757
bgneal@113 758
bgneal@113 759 def _update_last_visit(user, topic):
bgneal@113 760 """
bgneal@113 761 Does the bookkeeping for the last visit status for the user to the
bgneal@113 762 topic/forum.
bgneal@113 763 """
bgneal@113 764 now = datetime.datetime.now()
bgneal@113 765 try:
bgneal@113 766 flv = ForumLastVisit.objects.get(user=user, forum=topic.forum)
bgneal@113 767 except ForumLastVisit.DoesNotExist:
bgneal@113 768 flv = ForumLastVisit(user=user, forum=topic.forum)
bgneal@113 769 flv.begin_date = now
bgneal@113 770
bgneal@113 771 flv.end_date = now
bgneal@113 772 flv.save()
bgneal@113 773
bgneal@113 774 if topic.update_date > flv.begin_date:
bgneal@113 775 try:
bgneal@113 776 tlv = TopicLastVisit.objects.get(user=user, topic=topic)
bgneal@113 777 except TopicLastVisit.DoesNotExist:
bgneal@113 778 tlv = TopicLastVisit(user=user, topic=topic)
bgneal@113 779
bgneal@113 780 tlv.touch()
bgneal@113 781 tlv.save()
bgneal@113 782
bgneal@115 783
bgneal@115 784 def _split_topic_at(topic, post_id, new_forum, new_name):
bgneal@115 785 """
bgneal@115 786 This function splits the post given by post_id and all posts that come
bgneal@115 787 after it in the given topic to a new topic in a new forum.
bgneal@115 788 It is assumed the caller has been checked for moderator rights.
bgneal@115 789 """
bgneal@115 790 post = get_object_or_404(Post, id=post_id)
bgneal@115 791 if post.topic == topic:
bgneal@115 792 post_ids = Post.objects.filter(topic=topic,
bgneal@115 793 creation_date__gte=post.creation_date).values_list('id', flat=True)
bgneal@115 794 _split_topic(topic, post_ids, new_forum, new_name)
bgneal@115 795
bgneal@115 796
bgneal@115 797 def _split_topic(topic, post_ids, new_forum, new_name):
bgneal@115 798 """
bgneal@115 799 This function splits the posts given by the post_ids list in the
bgneal@115 800 given topic to a new topic in a new forum.
bgneal@115 801 It is assumed the caller has been checked for moderator rights.
bgneal@115 802 """
bgneal@115 803 posts = Post.objects.filter(topic=topic, id__in=post_ids)
bgneal@115 804 if len(posts) > 0:
bgneal@115 805 new_topic = Topic(forum=new_forum, name=new_name, user=posts[0].user)
bgneal@115 806 new_topic.save()
bgneal@115 807 for post in posts:
bgneal@115 808 post.topic = new_topic
bgneal@115 809 post.save()
bgneal@115 810
bgneal@115 811 topic.post_count_update()
bgneal@115 812 topic.save()
bgneal@115 813 new_topic.post_count_update()
bgneal@115 814 new_topic.save()
bgneal@115 815 topic.forum.sync()
bgneal@115 816 topic.forum.save()
bgneal@115 817 new_forum.sync()
bgneal@115 818 new_forum.save()