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109 | import re
try:
set
except:
from sets import Set as set
from django.conf import settings
# Standard builtins for compat
def less(x,y):
'True if x is less than y'
return x < y
less.comparison = 1
def less_or_equal(x,y):
'True if x is less than or equal to y'
return x <= y
less_or_equal.comparison = 1
def greater_or_equal(x,y):
'True if x is greater than or equal to y'
return x >= y
greater_or_equal.comparison = 1
def greater(x,y):
'True if x is greater than y'
return x > y
greater.comparison = 1
# Some extras that are kinda handy
def startswith(x,y):
'String comparison. True if x startswith y'
return x.startswith(y)
startswith.comparison = 1
def endswith(x,y):
'String comparison. True if x endswith y'
return x.endswith(y)
endswith.comparison = 1
def contains(x,y):
'String comparison. True if x contains y anywhere'
return x.find(y) > -1
contains.comparison = 1
def matches(x,y):
'String comparison. True if string x matches regex y'
return re.compile(y).match(x)
matches.comparison = 1
def subset(x,y):
'Set comparison. True if x is a subset of y'
return set(x) <= set(y)
subset.comparison = 1
def superset(x,y):
'Set comparison. True if x is a superset of y'
return set(x) >= set(y)
superset.comparison = 1
def divisible_by(x,y):
'Numeric comparison. True if x is divisible by y'
return float(x) % float(y) == 0
divisible_by.comparison = 1
def setting(x):
'True if setting x is defined in your settings'
return hasattr(settings, x)
setting.comparison = 1
# Any templatetag can be named
def do_set(context, **kwargs):
'Updates the context with the keyword arguments'
context.update(kwargs)
return ''
do_set.function = 1
do_set.takes_context = 1
do_set.name = 'set'
def do_del(context, *args):
'Deletes template variables from the context'
for name in args:
del context[name]
return ''
do_del.function = 1
do_del.takes_context = 1
do_del.do_not_resolve = 1
do_del.name = 'del'
# Functions can be imported from elsewhere
from django.core.serializers import serialize
serialize.function = 1
# Functions can be filters too
def md5(value):
'Returns MD5 hexadecimal hash of value'
from django.utils.hashcompat import md5_constructor
return md5_constructor(value).hexdigest()
md5.filter = 1
md5.function = 1
def sha1(value):
'Returns SHA1 hexadecimal hash of value'
from django.utils.hashcompat import sha_constructor
return sha_constructor(value).hexdigest()
sha1.filter = 1
sha1.function = 1
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