forum/templatetags/node_tags.py

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