jinja.py
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jinja.py
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	"""Our custom Jinja filters and other template stuff."""

	from __future__ import absolute_import

	import jinja2.filters

	from pillar.web.utils import pretty_date
	from pillar.web.nodes.routes import url_for_node


	def format_pretty_date(d):
	return pretty_date(d)


	def format_pretty_date_time(d):
	return pretty_date(d, detail=True)


	def format_undertitle(s):
	"""Underscore-replacing title filter.

	Replaces underscores with spaces, and then applies Jinja2's own title filter.
	"""

	return jinja2.filters.do_title(s.replace('_', ' '))


	def do_hide_none(s):
	"""Returns the input, or an empty string if the input is None."""

	if s is None:
	return ''
	return s


	def setup_jinja_env(jinja_env):
	jinja_env.filters['pretty_date'] = format_pretty_date
	jinja_env.filters['pretty_date_time'] = format_pretty_date_time
	jinja_env.filters['undertitle'] = format_undertitle
	jinja_env.filters['hide_none'] = do_hide_none
	jinja_env.globals['url_for_node'] = url_for_node