forum/templatetags/extra_filters.py

   1 from django import template
   2 from django.utils.safestring import mark_safe
   3 import logging
   4
   5 register = template.Library()
   6
   7 @template.defaultfilters.stringfilter
   8 @register.filter
   9 def collapse(input):
  10     return ' '.join(input.split())
  11
  12
  13 @register.filter
  14 def can_edit_post(user, post):
  15     return user.can_edit_post(post)
  16
  17
  18 @register.filter
  19 def decorated_int(number, cls="thousand"):
  20     try:
  21         if number > 999:
  22             if number > 9999:
  23                 s = str(number)[:-3]
  24             else:
  25                 s = str(number)
  26                 s = "%s.%s" % (s[0], s[1])
  27
  28             return mark_safe("<span class=\"%s\">%sk</span>" % (cls, s))
  29         return number
  30     except:
  31         return number
  32
  33 @register.filter
  34 def or_preview(setting, request):
  35     if request.user.is_superuser:
  36         previewing = request.session.get('previewing_settings', {})
  37         if setting.name in previewing:
  38             return previewing[setting.name]
  39
  40     return setting.value
  41
  42 @register.filter
  43 def getval(map, key):
  44     return map and map.get(key, None) or None
  45
  46
  47 @register.filter
  48 def contained_in(item, container):
  49     return item in container