terom@26: """
terom@26:     Helper functions for use in templates
terom@26: """
terom@26: 
terom@26: import time
terom@26: 
terom@26: import config
terom@26: 
terom@26: def now () :
terom@26:     """
terom@26:         Returns the current date/time
terom@26:     """
terom@26: 
terom@26:     return time.strftime(config.DATETIME_FMT)
terom@26: 
terom@29: def copyright_year () :
terom@29:     """
terom@29:         Returns the current year
terom@29:     """
terom@29: 
terom@29:     return time.strftime("%Y")
terom@29: 
terom@42: def validation_notice (site_host) :
terom@42:     """
terom@42:         Returns a short "Validated XHTML & CSS" link text for the given site hostname
terom@42:     """
terom@42: 
terom@43:     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(
terom@42:         host = site_host
terom@42:     )
terom@42: 
terom@28: def breadcrumb (trail, links=True) :
terom@28:     """
terom@28:         Returns a nicely formatted breadcrumb tail, optinally with links
terom@28:     """
terom@28: 
terom@28:     return ' &raquo; '.join(
terom@28:         (
terom@28:             '<a href="$site_url/%s">%s</a>' % (page.url, page.title) if links else page.title
terom@28:         ) for page in trail
terom@28:     )
terom@28: