quoted.py

from docutils import languages, nodes
from docutils.parsers.rst.states import Struct
from sphinx.writers.latex import LaTeXTranslator


def quote_role(typ, rawtext, text, lineno, inliner, options={}, content=[]):
    language = languages.get_language(inliner.document.settings.language_code,
                                      inliner.document.reporter)
    memo = Struct(document=inliner.document,
                  reporter=inliner.document.reporter,
                  language=language)
    inline = nodes.inline(rawtext, '', classes=['quoted'])
    inodes, messages = inliner.parse(text, lineno, memo, inline)
    inline += inodes
    return [inline], inodes


class QuoteLaTeXTranslator(LaTeXTranslator):
    def visit_inline(self, node):
        classes = node.get('classes', [])
        if 'quoted' in classes:
            self.body.append('``')
            self.context.append("''")
        else:
            super().visit_inline(node)


def setup(app):
    app.add_role('quote', quote_role)
    app.set_translator('latex', QuoteLaTeXTranslator)