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|
import warnings
from django.template import Library
from django.template import defaulttags
from django.utils.deprecation import RemovedInDjango19Warning
register = Library()
@register.tag
def ssi(parser, token):
warnings.warn(
"Loading the `ssi` tag from the `future` library is deprecated and "
"will be removed in Django 1.9. Use the default `ssi` tag instead.",
RemovedInDjango19Warning)
return defaulttags.ssi(parser, token)
@register.tag
def url(parser, token):
warnings.warn(
"Loading the `url` tag from the `future` library is deprecated and "
"will be removed in Django 1.9. Use the default `url` tag instead.",
RemovedInDjango19Warning)
return defaulttags.url(parser, token)
@register.tag
def cycle(parser, token):
"""
This is the future version of `cycle` with auto-escaping.
By default all strings are escaped.
If you want to disable auto-escaping of variables you can use::
{% autoescape off %}
{% cycle var1 var2 var3 as somecycle %}
{% autoescape %}
Or if only some variables should be escaped, you can use::
{% cycle var1 var2|safe var3|safe as somecycle %}
"""
return defaulttags.cycle(parser, token, escape=True)
@register.tag
def firstof(parser, token):
"""
This is the future version of `firstof` with auto-escaping.
This is equivalent to::
{% if var1 %}
{{ var1 }}
{% elif var2 %}
{{ var2 }}
{% elif var3 %}
{{ var3 }}
{% endif %}
If you want to disable auto-escaping of variables you can use::
{% autoescape off %}
{% firstof var1 var2 var3 "<strong>fallback value</strong>" %}
{% autoescape %}
Or if only some variables should be escaped, you can use::
{% firstof var1 var2|safe var3 "<strong>fallback value</strong>"|safe %}
"""
return defaulttags.firstof(parser, token, escape=True)
|
