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# -*- coding: utf-8 -*-
"""
sphinx.writers.websupport
~~~~~~~~~~~~~~~~~~~~~~~~~
docutils writers handling Sphinx' custom nodes.
:copyright: Copyright 2007-2010 by the Sphinx team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from sphinx.writers.html import HTMLTranslator
from sphinx.websupport.document import Document
class WebSupportTranslator(HTMLTranslator):
"""
Our custom HTML translator.
"""
commentable_nodes = ['bullet_list', 'paragraph', 'desc']
def __init__(self, builder, *args, **kwargs):
HTMLTranslator.__init__(self, builder, *args, **kwargs)
self.init_support()
def init_support(self):
self.support_document = Document()
self.in_commentable = False
self.current_id = 0
def dispatch_visit(self, node):
if node.__class__.__name__ in self.commentable_nodes:
self.handle_visit_commentable(node)
HTMLTranslator.dispatch_visit(self, node)
def dispatch_departure(self, node):
HTMLTranslator.dispatch_departure(self, node)
if node.__class__.__name__ in self.commentable_nodes:
self.handle_depart_commentable(node)
def handle_visit_commentable(self, node):
# If we are already recording a commentable slice we don't do
# anything. We can't handle nesting.
if not self.in_commentable:
self.support_document.add_slice(''.join(self.body))
node.commented = self.in_commentable = True
self.body = []
else:
node.commented = False
def handle_depart_commentable(self, node):
assert(self.in_commentable)
if node.commented:
slice_id = '%s-%s' % (self.builder.docname, self.current_id)
self.current_id += 1
body = ''.join(self.body)
self.support_document.add_slice(body, slice_id, commentable=True)
self.in_commentable = False
self.body = []
def depart_document(self, node):
assert(not self.in_commentable)
self.support_document.add_slice(''.join(self.body))
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