forum/templatetags/node_tags.py

   1 from datetime import datetime, timedelta\r
   2 \r
   3 from forum.models import Question, FavoriteQuestion, LikedComment\r
   4 from django.utils.translation import ugettext as _\r
   5 from django.core.urlresolvers import reverse\r
   6 from django import template\r
   7 \r
   8 register = template.Library()\r
   9 \r
  10 @register.inclusion_tag('node/vote_buttons.html')\r
  11 def vote_buttons(post, user):\r
  12     context = {\r
  13         'post': post,\r
  14         'user_vote': 'none'\r
  15     }\r
  16 \r
  17     if user.is_authenticated():\r
  18         try:\r
  19             vote = post.votes.get(user=user)\r
  20             context['user_vote'] = vote.is_upvote() and 'up' or 'down'\r
  21         except:\r
  22             pass\r
  23 \r
  24     return context\r
  25 \r
  26 @register.inclusion_tag('node/accept_button.html')\r
  27 def accept_button(answer, user):\r
  28     return {\r
  29         'can_accept': user.is_authenticated() and user.can_accept_answer(answer),\r
  30         'answer': answer,\r
  31         'user': user\r
  32     }\r
  33 \r
  34 @register.inclusion_tag('node/favorite_mark.html')\r
  35 def favorite_mark(question, user):\r
  36     try:\r
  37         FavoriteQuestion.objects.get(question=question, user=user)\r
  38         favorited = True\r
  39     except:\r
  40         favorited = False\r
  41 \r
  42     favorite_count = question.favorited_by.count()\r
  43 \r
  44     return {'favorited': favorited, 'favorite_count': favorite_count, 'question': question}\r
  45 \r
  46 def post_control(text, url, command=False, title=""):\r
  47     return {'text': text, 'url': url, 'command': command, 'title': title}\r
  48 \r
  49 @register.inclusion_tag('node/post_controls.html')\r
  50 def post_controls(post, user):\r
  51     controls = []\r
  52 \r
  53     if user.is_authenticated():\r
  54         post_type = (post.__class__ is Question) and 'question' or 'answer'\r
  55 \r
  56         if post_type == "answer":\r
  57             controls.append(post_control(_('permanent link'), '#%d' % post.id, title=_("answer permanent link")))\r
  58 \r
  59         edit_url = reverse('edit_' + post_type, kwargs={'id': post.id})\r
  60         if user.can_edit_post(post):\r
  61             controls.append(post_control(_('edit'), edit_url))\r
  62         elif post_type == 'question' and user.can_retag_questions():\r
  63             controls.append(post_control(_('retag'), edit_url))\r
  64 \r
  65         if post_type == 'question':\r
  66             if post.closed and user.can_reopen_question(post):\r
  67                 controls.append(post_control(_('reopen'), reverse('reopen', kwargs={'id': post.id})))\r
  68             elif not post.closed and user.can_close_question(post):\r
  69                 controls.append(post_control(_('close'), reverse('close', kwargs={'id': post.id})))\r
  70 \r
  71         if user.can_flag_offensive(post):\r
  72             controls.append(post_control(_('flag'), reverse('flag_post', kwargs={'post_type': post_type, 'id': post.id}), \r
  73                     command=True, title=_("report as offensive (i.e containing spam, advertising, malicious text, etc.)")))\r
  74 \r
  75         if user.can_delete_post(post):\r
  76             controls.append(post_control(_('delete'), reverse('delete_post', kwargs={'post_type': post_type, 'id': post.id}),\r
  77                     command=True))\r
  78 \r
  79     return {'controls': controls}\r
  80 \r
  81 @register.inclusion_tag('node/comments.html')\r
  82 def comments(post, user):\r
  83     all_comments = post.comments.filter(deleted=False).order_by('added_at')\r
  84 \r
  85     if len(all_comments) <= 5:\r
  86         top_scorers = all_comments\r
  87     else:\r
  88         top_scorers = sorted(all_comments, lambda c1, c2: c2.score - c1.score)[0:5]\r
  89 \r
  90     comments = []\r
  91     showing = 0\r
  92     for c in all_comments:\r
  93         context = {\r
  94             'can_delete': user.can_delete_comment(c),\r
  95             'can_like': user.can_like_comment(c),\r
  96             'can_edit': user.can_edit_comment(c)\r
  97         }\r
  98 \r
  99         if c in top_scorers or c.is_reply_to(user):\r
 100             context['top_scorer'] = True\r
 101             showing += 1\r
 102         \r
 103         if context['can_like']:\r
 104             try:\r
 105                 LikedComment.active.get(comment=c, user=user)\r
 106                 context['likes'] = True\r
 107             except:\r
 108                 context['likes'] = False\r
 109 \r
 110         context['user'] = c.user\r
 111         context.update(dict(c.__dict__))\r
 112         comments.append(context)\r
 113 \r
 114     return {\r
 115         'comments': comments,\r
 116         'post': post,\r
 117         'can_comment': user.can_comment(post),\r
 118         'max_length': 300,\r
 119         'showing': showing,\r
 120         'total': len(all_comments),\r
 121     }\r