def __call__ (self, gloss):
self._indent = " "
self._gloss = gloss
# Resolve pivotal language and environment.
self._lang = self._options.lang or gloss.lang
if self._lang not in gloss.languages:
error(p_("error message",
"language '%(lang)s' not present in the glossary")
% dict(lang=self._lang))
self._env = self._options.env or gloss.env[0]
if self._env and self._env not in gloss.environments:
error(p_("error message",
"environment '%(env)s' not defined by the glossary")
% dict(env=self._env))
# Determine concepts to present and in which order.
concepts = self._select_concepts()
# Prepare text formatters.
self._tf = TextFormatterPlain(gloss, lang=self._lang, env=self._env,
escape=escape_xml)
# Create TBX.
accl = LineAccumulator(self._indent)
self._fmt_prologue(accl)
self._fmt_concepts(accl.newind(2), concepts)
self._fmt_epilogue(accl)
if self._options.file:
tbx_fname = self._options.file
else:
tbx_fname = gloss.id + ".tbx"
accl.write(tbx_fname)
