qcg/templatetags/qcg_utils.py

   1 from datetime import datetime, timedelta
   2 from xml.dom import minidom
   3
   4 from django import template
   5 from django.conf import settings
   6 from django.utils.html import format_html, format_html_join, conditional_escape
   7 from django.utils.timesince import timesince
   8 from django.utils.timezone import now
   9
  10 from qcg.utils import localtime_str
  11
  12
  13 register = template.Library()
  14
  15
  16 @register.simple_tag
  17 def display_attribute(label, value):
  18     if isinstance(value, bool):
  19         value = 'Tak' if value else 'Nie'
  20     elif isinstance(value, datetime):
  21         value = localtime_str(value)
  22     elif isinstance(value, timedelta):
  23         value = timesince(now() - value)
  24
  25     if not value:
  26         return ''
  27
  28     return format_html(u'<div class="row">'
  29                        u'   <div class="col-sm-3 text-right text-muted">{}</div>'
  30                        u'   <div class="col-sm-9">{}</div>'
  31                        u'</div>', label, value)
  32
  33
  34 @register.simple_tag(takes_context=True)
  35 def get_params_as_hidden(context, *params):
  36     return format_html_join('\n', u'<input type="hidden" name="{}" value="{}">',
  37                             ((param, v) for param in params for v in context['request'].GET.getlist(param, [])))
  38
  39
  40 @register.inclusion_tag('qcg/tags/bootstrap_checkbox.html')
  41 def bootstrap_checkbox(field, label_class=settings.BOOTSTRAP3['horizontal_label_class'],
  42                        field_class=settings.BOOTSTRAP3['horizontal_field_class']):
  43     return {'field': field, 'label_class': label_class, 'field_class': field_class}
  44
  45
  46 @register.filter(needs_autoescape=True)
  47 def format_xml(string, autoescape=None):
  48     esc = conditional_escape if autoescape else lambda x: x
  49     return esc(minidom.parseString(string).toprettyxml(indent='    '))