1 """

     2     Helper functions for use in templates

     3 """

     4 

     5 import time

     6 

     7 import config

     8 

     9 def now () :

    10     """

    11         Returns the current date/time

    12     """

    13 

    14     return time.strftime(config.DATETIME_FMT)

    15 

    16 def copyright_year () :

    17     """

    18         Returns the current year

    19     """

    20 

    21     return time.strftime("%Y")

    22 

    23 def validation_notice (site_host) :

    24     """

    25         Returns a short "Validated XHTML & CSS" link text for the given site hostname

    26     """

    27 

    28     return 'Validated <a href="http://validator.w3.org/check?uri=http://%(host)s">XHTML 1.0 Strict</a> &amp; <a href="http://jigsaw.w3.org/css-validator/validator?uri=http://%(host)s">CSS 2.1</a>' % dict(

    29         host = site_host

    30     )

    31 

    32 def breadcrumb (trail, links=True) :

    33     """

    34         Returns a nicely formatted breadcrumb tail, optinally with links

    35     """

    36 

    37     return ' » '.join(

    38         (

    39             '<a href="$site_url/%s">%s</a>' % (page.url, page.title) if links else page.title

    40         ) for page in trail

    41     )

    42