forum/views/users.py

   1 from forum.models import User
   2 from django.db.models import Q, Count
   3 from django.core.paginator import Paginator, EmptyPage, InvalidPage
   4 from django.template.defaultfilters import slugify
   5 from django.contrib.contenttypes.models import ContentType
   6 from django.core.urlresolvers import reverse
   7 from django.shortcuts import render_to_response, get_object_or_404
   8 from django.template import RequestContext
   9 from django.http import HttpResponse, HttpResponseRedirect, Http404
  10 from forum.http_responses import HttpResponseUnauthorized
  11 from django.utils.translation import ugettext as _
  12 from django.utils.http import urlquote_plus
  13 from django.utils.html import strip_tags
  14 from django.utils.encoding import smart_unicode
  15 from django.core.urlresolvers import reverse, NoReverseMatch
  16 from forum.forms import *
  17 from forum.utils.html import sanitize_html
  18 from forum.modules import decorate, ReturnImediatelyException
  19 from datetime import datetime, date
  20 from forum.actions import EditProfileAction, FavoriteAction, BonusRepAction, SuspendAction, ReportAction
  21 from forum.modules import ui
  22 from forum.utils import pagination
  23 from forum.views.readers import QuestionListPaginatorContext, AnswerPaginatorContext
  24 from forum.settings import ONLINE_USERS
  25
  26 from django.contrib import messages
  27
  28 import json
  29 import time
  30 import datetime
  31 import decorators
  32
  33 class UserReputationSort(pagination.SimpleSort):
  34     def apply(self, objects):
  35         return objects.order_by('-is_active', self.order_by)
  36
  37 class UserListPaginatorContext(pagination.PaginatorContext):
  38     def __init__(self, pagesizes=(20, 35, 60), default_pagesize=35):
  39         super (UserListPaginatorContext, self).__init__('USERS_LIST', sort_methods=(
  40             (_('reputation'), UserReputationSort(_('reputation'), '-reputation', _("sorted by reputation"))),
  41             (_('newest'), pagination.SimpleSort(_('recent'), '-date_joined', _("newest members"))),
  42             (_('last'), pagination.SimpleSort(_('oldest'), 'date_joined', _("oldest members"))),
  43             (_('name'), pagination.SimpleSort(_('by username'), 'username', _("sorted by username"))),
  44         ), pagesizes=pagesizes, default_pagesize=default_pagesize)
  45
  46 class SubscriptionListPaginatorContext(pagination.PaginatorContext):
  47     def __init__(self):
  48         super (SubscriptionListPaginatorContext, self).__init__('SUBSCRIPTION_LIST', pagesizes=(5, 10, 20), default_pagesize=20)
  49
  50 class UserAnswersPaginatorContext(pagination.PaginatorContext):
  51     def __init__(self):
  52         super (UserAnswersPaginatorContext, self).__init__('USER_ANSWER_LIST', sort_methods=(
  53             (_('oldest'), pagination.SimpleSort(_('oldest answers'), 'added_at', _("oldest answers will be shown first"))),
  54             (_('newest'), pagination.SimpleSort(_('newest answers'), '-added_at', _("newest answers will be shown first"))),
  55             (_('votes'), pagination.SimpleSort(_('popular answers'), '-score', _("most voted answers will be shown first"))),
  56         ), default_sort=_('votes'), pagesizes=(5, 10, 20), default_pagesize=20, prefix=_('answers'))
  57
  58 USERS_PAGE_SIZE = 35# refactor - move to some constants file
  59
  60 @decorators.render('users/users.html', 'users', _('users'), weight=200)
  61 def users(request):
  62     suser = request.REQUEST.get('q', "")
  63     users = User.objects.all()
  64
  65     if suser != "":
  66         users = users.filter(username__icontains=suser)
  67
  68     return pagination.paginated(request, ('users', UserListPaginatorContext()), {
  69         "users" : users,
  70         "suser" : suser,
  71     })
  72
  73
  74 @decorators.render('users/online_users.html', 'online_users', _('Online Users'), weight=200, tabbed=False)
  75 def online_users(request):
  76     suser = request.REQUEST.get('q', "")
  77
  78     sort = ""
  79     if request.GET.get("sort", None):
  80         try:
  81             sort = int(request.GET["sort"])
  82         except ValueError:
  83             logging.error('Found invalid sort "%s", loading %s, refered by %s' % (
  84                 request.GET.get("sort", ''), request.path, request.META.get('HTTP_REFERER', 'UNKNOWN')
  85             ))
  86             raise Http404()
  87
  88     page = 0
  89     if request.GET.get("page", None):
  90         try:
  91             page = int(request.GET["page"])
  92         except ValueError:
  93             logging.error('Found invalid page "%s", loading %s, refered by %s' % (
  94                 request.GET.get("page", ''), request.path, request.META.get('HTTP_REFERER', 'UNKNOWN')
  95             ))
  96             raise Http404()
  97
  98     pagesize = 10
  99     if request.GET.get("pagesize", None):
 100         try:
 101             pagesize = int(request.GET["pagesize"])
 102         except ValueError:
 103             logging.error('Found invalid pagesize "%s", loading %s, refered by %s' % (
 104                 request.GET.get("pagesize", ''), request.path, request.META.get('HTTP_REFERER', 'UNKNOWN')
 105             ))
 106             raise Http404()
 107
 108
 109     users = None
 110     if sort == "reputation":
 111         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.reputation)
 112     elif sort == "newest" :
 113         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.newest)
 114     elif sort == "last":
 115         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.last)
 116     elif sort == "name":
 117         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.name)
 118     elif sort == "oldest":
 119         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.oldest)
 120     elif sort == "newest":
 121         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.newest)
 122     elif sort == "votes":
 123         users = sorted(ONLINE_USERS.sets.keys(), key=lambda user: user.votes)
 124     else:
 125         users = sorted(ONLINE_USERS.iteritems(), key=lambda x: x[1])
 126
 127     return render_to_response('users/online_users.html', {
 128         "users" : users,
 129         "suser" : suser,
 130         "sort" : sort,
 131         "page" : page,
 132         "pageSize" : pagesize,
 133     })
 134
 135
 136 def edit_user(request, id, slug):
 137     user = get_object_or_404(User, id=id)
 138     if not (request.user.is_superuser or request.user == user):
 139         return HttpResponseUnauthorized(request)
 140     if request.method == "POST":
 141         form = EditUserForm(user, request.POST)
 142         if form.is_valid():
 143             new_email = sanitize_html(form.cleaned_data['email'])
 144
 145             if new_email != user.email:
 146                 user.email = new_email
 147                 user.email_isvalid = False
 148
 149                 try:
 150                     hash = ValidationHash.objects.get(user=request.user, type='email')
 151                     hash.delete()
 152                 except:
 153                     pass
 154
 155             if settings.EDITABLE_SCREEN_NAME:
 156                 user.username = sanitize_html(form.cleaned_data['username'])
 157             user.real_name = sanitize_html(form.cleaned_data['realname'])
 158             user.website = sanitize_html(form.cleaned_data['website'])
 159             user.location = sanitize_html(form.cleaned_data['city'])
 160             user.date_of_birth = form.cleaned_data['birthday']
 161             if user.date_of_birth == "None":
 162                 user.date_of_birth = datetime(1900, 1, 1, 0, 0)
 163             user.about = sanitize_html(form.cleaned_data['about'])
 164
 165             user.save()
 166             EditProfileAction(user=user, ip=request.META['REMOTE_ADDR']).save()
 167
 168             messages.info(request, _("Profile updated."))
 169             return HttpResponseRedirect(user.get_profile_url())
 170     else:
 171         form = EditUserForm(user)
 172     return render_to_response('users/edit.html', {
 173     'user': user,
 174     'form' : form,
 175     'gravatar_faq_url' : reverse('faq') + '#gravatar',
 176     }, context_instance=RequestContext(request))
 177
 178
 179 @decorate.withfn(decorators.command)
 180 def user_powers(request, id, action, status):
 181     if not request.user.is_superuser:
 182         raise decorators.CommandException(_("Only superusers are allowed to alter other users permissions."))
 183
 184     if (action == 'remove' and 'status' == 'super') and not request.user.is_siteowner():
 185         raise decorators.CommandException(_("Only the site owner can remove the super user status from other user."))
 186
 187     user = get_object_or_404(User, id=id)
 188     new_state = action == 'grant'
 189
 190     if status == 'super':
 191         user.is_superuser = new_state
 192     elif status == 'staff':
 193         user.is_staff = new_state
 194     else:
 195         raise Http404()
 196
 197     user.save()
 198     return decorators.RefreshPageCommand()
 199
 200
 201 @decorate.withfn(decorators.command)
 202 def award_points(request, id):
 203     if not request.POST:
 204         return render_to_response('users/karma_bonus.html')
 205
 206     if not request.user.is_superuser:
 207         raise decorators.CommandException(_("Only superusers are allowed to award reputation points"))
 208
 209     try:
 210         points = int(request.POST['points'])
 211     except:
 212         raise decorators.CommandException(_("Invalid number of points to award."))
 213
 214     awarding_user = get_object_or_404(User, id=request.user.pk)
 215
 216     if points > awarding_user.reputation:
 217         raise decorators.CommandException(_("Invalid number of points to award."))
 218
 219     user = get_object_or_404(User, id=id)
 220
 221     extra = dict(message=request.POST.get('message', ''), awarding_user=request.user.id, value=points)
 222
 223     BonusRepAction(user=user, extra=extra).save(data=dict(value=points, affected=user))
 224
 225     return {'commands': {
 226             'update_profile_karma': [user.reputation]
 227         }}
 228
 229
 230 @decorate.withfn(decorators.command)
 231 def suspend(request, id):
 232     user = get_object_or_404(User, id=id)
 233
 234     if not request.user.is_superuser:
 235         raise decorators.CommandException(_("Only superusers can suspend other users"))
 236
 237     if not request.POST.get('bantype', None):
 238         if user.is_suspended():
 239             suspension = user.suspension
 240             suspension.cancel(user=request.user, ip=request.META['REMOTE_ADDR'])
 241             return decorators.RefreshPageCommand()
 242         else:
 243             return render_to_response('users/suspend_user.html')
 244
 245     data = {
 246         'bantype': request.POST.get('bantype', 'Indefinitely').strip(),
 247         'publicmsg': request.POST.get('publicmsg', _('Bad behaviour')),
 248         'privatemsg': request.POST.get('privatemsg', None) or request.POST.get('publicmsg', ''),
 249         'suspended': user
 250     }
 251
 252     if data['bantype'] == 'forxdays':
 253         try:
 254             data['forxdays'] = int(request.POST['forxdays'])
 255         except:
 256             raise decorators.CommandException(_('Invalid numeric argument for the number of days.'))
 257
 258     SuspendAction(user=request.user, ip=request.META['REMOTE_ADDR']).save(data=data)
 259
 260     return decorators.RefreshPageCommand()
 261
 262 @decorate.withfn(decorators.command)
 263 def report_user(request, id):
 264     user = get_object_or_404(User, id=id)
 265
 266     if not request.POST.get('publicmsg', None):
 267         return render_to_response('users/report_user.html')
 268
 269     data = {
 270         'publicmsg': request.POST.get('publicmsg', _('N/A')),
 271         'reported': user
 272     }
 273
 274     ReportAction(user=request.user, ip=request.META['REMOTE_ADDR']).save(data=data)
 275
 276
 277     return decorators.RefreshPageCommand()
 278
 279
 280
 281 def user_view(template, tab_name, tab_title, tab_description, private=False, tabbed=True, render_to=None, weight=500):
 282     def decorator(fn):
 283         def params(request, id=None, slug=None):
 284             # Get the user object by id if the id parameter has been passed
 285             if id is not None:
 286                 user = get_object_or_404(User, id=id)
 287             # ...or by slug if the slug has been given
 288             elif slug is not None:
 289                 try:
 290                     user = User.objects.get(username__iexact=slug)
 291                 except User.DoesNotExist:
 292                     raise Http404
 293
 294             if private and not (user == request.user or request.user.is_superuser):
 295                 raise ReturnImediatelyException(HttpResponseUnauthorized(request))
 296
 297             if render_to and (not render_to(user)):
 298                 raise ReturnImediatelyException(HttpResponseRedirect(user.get_profile_url()))
 299
 300             return [request, user], { 'slug' : slug, }
 301
 302         decorated = decorate.params.withfn(params)(fn)
 303
 304         def result(context_or_response, request, user, **kwargs):
 305             rev_page_title = smart_unicode(user.username) + " - " + tab_description
 306
 307             # Check whether the return type of the decorated function is a context or Http Response
 308             if isinstance(context_or_response, HttpResponse):
 309                 response = context_or_response
 310
 311                 # If it is a response -- show it
 312                 return response
 313             else:
 314                 # ...if it is a context move forward, update it and render it to response
 315                 context = context_or_response
 316
 317             context.update({
 318                 "tab": "users",
 319                 "active_tab" : tab_name,
 320                 "tab_description" : tab_description,
 321                 "page_title" : rev_page_title,
 322                 "can_view_private": (user == request.user) or request.user.is_superuser
 323             })
 324             return render_to_response(template, context, context_instance=RequestContext(request))
 325
 326         decorated = decorate.result.withfn(result, needs_params=True)(decorated)
 327
 328         if tabbed:
 329             def url_getter(vu):
 330                 try:
 331                     return reverse(fn.__name__, kwargs={'id': vu.id, 'slug': slugify(smart_unicode(vu.username))})
 332                 except NoReverseMatch:
 333                     try:
 334                         return reverse(fn.__name__, kwargs={'id': vu.id})
 335                     except NoReverseMatch:
 336                         return reverse(fn.__name__, kwargs={'slug': slugify(smart_unicode(vu.username))})
 337
 338             ui.register(ui.PROFILE_TABS, ui.ProfileTab(
 339                 tab_name, tab_title, tab_description,url_getter, private, render_to, weight
 340             ))
 341
 342         return decorated
 343     return decorator
 344
 345
 346 @user_view('users/stats.html', 'stats', _('overview'), _('user overview'))
 347 def user_profile(request, user, **kwargs):
 348     questions = Question.objects.filter_state(deleted=False).filter(author=user).order_by('-added_at')
 349     answers = Answer.objects.filter_state(deleted=False).filter(author=user).order_by('-added_at')
 350
 351     # Check whether the passed slug matches the one for the user object
 352     slug = kwargs['slug']
 353     if slug != slugify(smart_unicode(user.username)):
 354         return HttpResponseRedirect(user.get_absolute_url())
 355
 356     up_votes = user.vote_up_count
 357     down_votes = user.vote_down_count
 358     votes_today = user.get_vote_count_today()
 359     votes_total = user.can_vote_count_today()
 360
 361     user_tags = Tag.objects.filter(Q(nodes__author=user) | Q(nodes__children__author=user)) \
 362         .annotate(user_tag_usage_count=Count('name')).order_by('-user_tag_usage_count')
 363
 364     awards = [(Badge.objects.get(id=b['id']), b['count']) for b in
 365               Badge.objects.filter(awards__user=user).values('id').annotate(count=Count('cls')).order_by('-count')]
 366
 367     return pagination.paginated(request, (
 368     ('questions', QuestionListPaginatorContext('USER_QUESTION_LIST', _('questions'), default_pagesize=15)),
 369     ('answers', UserAnswersPaginatorContext())), {
 370     "view_user" : user,
 371     "questions" : questions,
 372     "answers" : answers,
 373     "up_votes" : up_votes,
 374     "down_votes" : down_votes,
 375     "total_votes": up_votes + down_votes,
 376     "votes_today_left": votes_total-votes_today,
 377     "votes_total_per_day": votes_total,
 378     "user_tags" : user_tags[:50],
 379     "awards": awards,
 380     "total_awards" : len(awards),
 381     })
 382
 383 @user_view('users/recent.html', 'recent', _('recent activity'), _('recent user activity'))
 384 def user_recent(request, user, **kwargs):
 385     activities = user.actions.exclude(
 386             action_type__in=("voteup", "votedown", "voteupcomment", "flag", "newpage", "editpage")).order_by(
 387             '-action_date')[:USERS_PAGE_SIZE]
 388
 389     return {"view_user" : user, "activities" : activities}
 390
 391
 392 @user_view('users/reputation.html', 'reputation', _('reputation history'), _('graph of user karma'))
 393 def user_reputation(request, user, **kwargs):
 394     rep = list(user.reputes.order_by('date'))
 395     values = [r.value for r in rep]
 396     redux = lambda x, y: x+y
 397
 398     graph_data = json.dumps([
 399     (time.mktime(rep[i].date.timetuple()) * 1000, reduce(redux, values[:i+1], 0))
 400     for i in range(len(values))
 401     ])
 402
 403     rep = user.reputes.filter(action__canceled=False).order_by('-date')[0:20]
 404
 405     return {"view_user": user, "reputation": rep, "graph_data": graph_data}
 406
 407 @user_view('users/votes.html', 'votes', _('votes'), _('user vote record'), True)
 408 def user_votes(request, user, **kwargs):
 409     votes = user.votes.exclude(node__state_string__contains="(deleted").filter(
 410             node__node_type__in=("question", "answer")).order_by('-voted_at')[:USERS_PAGE_SIZE]
 411
 412     return {"view_user" : user, "votes" : votes}
 413
 414 @user_view('users/questions.html', 'favorites', _('favorites'), _('questions that user selected as his/her favorite'))
 415 def user_favorites(request, user, **kwargs):
 416     favorites = FavoriteAction.objects.filter(canceled=False, user=user)
 417
 418     return {"favorites" : favorites, "view_user" : user}
 419
 420 @user_view('users/subscriptions.html', 'subscriptions', _('subscription'), _('subscriptions'), True, tabbed=False)
 421 def user_subscriptions(request, user, **kwargs):
 422     return _user_subscriptions(request, user, **kwargs)
 423
 424 def _user_subscriptions(request, user, **kwargs):
 425     enabled = True
 426
 427     tab = request.GET.get('tab', "settings")
 428
 429     # Manage tab
 430     if tab == 'manage':
 431         manage_open = True
 432
 433         auto = request.GET.get('auto', 'True')
 434         if auto == 'True':
 435             show_auto = True
 436             subscriptions = QuestionSubscription.objects.filter(user=user).order_by('-last_view')
 437         else:
 438             show_auto = False
 439             subscriptions = QuestionSubscription.objects.filter(user=user, auto_subscription=False).order_by('-last_view')
 440
 441         return pagination.paginated(request, ('subscriptions', SubscriptionListPaginatorContext()), {
 442             'subscriptions':subscriptions,
 443             'view_user':user,
 444             "auto":show_auto,
 445             'manage_open':manage_open,
 446         })
 447     # Settings Tab and everything else
 448     else:
 449         manage_open = False
 450         if request.method == 'POST':
 451             manage_open = False
 452             form = SubscriptionSettingsForm(data=request.POST, instance=user.subscription_settings)
 453
 454             if form.is_valid():
 455                 form.save()
 456                 message = _('New subscription settings are now saved')
 457
 458                 user.subscription_settings.enable_notifications = enabled
 459                 user.subscription_settings.save()
 460
 461                 messages.info(request, message)
 462         else:
 463             form = SubscriptionSettingsForm(instance=user.subscription_settings)
 464
 465         return {
 466             'view_user':user,
 467             'notificatons_on': enabled,
 468             'form':form,
 469             'manage_open':manage_open,
 470         }
 471
 472 @user_view('users/preferences.html', 'preferences', _('preferences'), _('preferences'), True, tabbed=False)
 473 def user_preferences(request, user, **kwargs):
 474     if request.POST:
 475         form = UserPreferencesForm(request.POST)
 476
 477         if form.is_valid():
 478             user.prop.preferences = form.cleaned_data
 479             messages.info(request, _('New preferences saved'))
 480
 481     else:
 482         preferences = user.prop.preferences
 483
 484         if preferences:
 485             form = UserPreferencesForm(initial=preferences)
 486         else:
 487             form = UserPreferencesForm()
 488
 489     return {'view_user': user, 'form': form}
 490
 491