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Undefined Jinja2 statements are returned as they originally are so you can tell there are things to

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correct.
This commit is contained in:
Michael DeHaan 2013-04-05 17:36:53 -04:00
parent b82cda646d
commit 38c2b14339
1 changed files with 7 additions and 1 deletions
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8
lib/ansible/utils/template.py
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@ -403,11 +403,17 @@ def _get_filter_plugins():
FILTER_PLUGINS.update(filters) FILTER_PLUGINS.update(filters)
return FILTER_PLUGINS return FILTER_PLUGINS
class J2Undefined(jinja2.runtime.Undefined):
def __str__(self):
return "{{ %s }}" % self._undefined_name
def __unicode__(self):
return "{{ %s }}" % self._undefined_name
def template_from_string(basedir, data, vars): def template_from_string(basedir, data, vars):
''' run a file through the (Jinja2) templating engine ''' ''' run a file through the (Jinja2) templating engine '''
if type(data) == str: if type(data) == str:
data = unicode(data, 'utf-8') data = unicode(data, 'utf-8')
environment = jinja2.Environment(trim_blocks=True) environment = jinja2.Environment(trim_blocks=True, undefined=J2Undefined)
environment.filters.update(_get_filter_plugins()) environment.filters.update(_get_filter_plugins())
# TODO: may need some way of using lookup plugins here seeing we aren't calling # TODO: may need some way of using lookup plugins here seeing we aren't calling
# the legacy engine, lookup() as a function, perhaps? # the legacy engine, lookup() as a function, perhaps?