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Added 'hide_none' Jinja filter, which replaces None with an empty string

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Sybren A. Stüvel
2016-09-07 17:01:56 +02:00
parent 9e6b998c50
commit 4313284dab
1 changed files with 9 additions and 0 deletions
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9
pillar/web/jinja.py
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@@ -25,8 +25,17 @@ def format_undertitle(s):
return jinja2.filters.do_title(s.replace('_', ' ')) 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): def setup_jinja_env(jinja_env):
jinja_env.filters['pretty_date'] = format_pretty_date jinja_env.filters['pretty_date'] = format_pretty_date
jinja_env.filters['pretty_date_time'] = format_pretty_date_time jinja_env.filters['pretty_date_time'] = format_pretty_date_time
jinja_env.filters['undertitle'] = format_undertitle jinja_env.filters['undertitle'] = format_undertitle
jinja_env.filters['hide_none'] = do_hide_none
jinja_env.globals['url_for_node'] = url_for_node jinja_env.globals['url_for_node'] = url_for_node