def block_quote(self, lines: List[str],
line_offset: int) -> List[nodes.Element]:
"""Parse a block quote, which is a block of text,
followed by an (optional) attribution.
::
No matter where you go, there you are.
-- Buckaroo Banzai
"""
elements = []
# split attribution
last_line_blank = False
blockquote_lines = lines
attribution_lines = []
attribution_line_offset = None
# First line after a blank line must begin with a dash
for i, line in enumerate(lines):
if not line.strip():
last_line_blank = True
continue
if not last_line_blank:
last_line_blank = False
continue
last_line_blank = False
match = self.attribution_pattern.match(line)
if not match:
continue
attribution_line_offset = i
attribution_lines = [match.group(2)]
for at_line in lines[i + 1:]:
indented_line = at_line[len(match.group(1)):]
if len(indented_line) != len(at_line.lstrip()):
break
attribution_lines.append(indented_line)
blockquote_lines = lines[:i]
break
# parse block
blockquote = nodes.block_quote()
self.nested_parse(blockquote_lines, line_offset, blockquote)
elements.append(blockquote)
# parse attribution
if attribution_lines:
attribution_text = "\n".join(attribution_lines)
lineno = self._lineno + line_offset + (attribution_line_offset
or 0)
textnodes, messages = self.inline_text(attribution_text, lineno)
attribution = nodes.attribution(attribution_text, "", *textnodes)
(
attribution.source,
attribution.line,
) = self.state_machine.get_source_and_line(lineno)
blockquote += attribution
elements += messages
return elements
else:
targetid = "index-%s" % env.index_num
targetnode = nodes.target('', '', ids=[targetid])
targetnode['classes'] = ['epigraph']
node = quote_node()
node += nodes.block_quote(
'',
nodes.paragraph('', '\n'.join(self.content), classes=['text']))
#state.nested_parse(self.content, self.content_offset, node)
for element in node:
if isinstance(element, nodes.block_quote):
element['classes'] += ['epigraph']
signode = [nodes.attribution('--', '--')]
# Embed all components within attributions
siglb = nodes.line_block('')
# Pre-format some
if 'date' in options:
options['date'] = '[%(date)s]' % options
if 'source' in options:
options['source'] = 'Source: %(source)s' % options
for el in ['author', 'date', 'affiliation', 'source']:
if el in options:
siglb += [nodes.inline('', ' '+options[el], classes=[el])]
signode[0].extend(siglb)
node[0].extend(signode)
node.line = self.lineno
# tune up options
_prep_tags(self.options)