#!/usr/bin/env python # coding: utf-8 """ python-creole ~~~~~~~~~~~~~ :copyleft: 2008-2011 by python-creole team, see AUTHORS for more details. :license: GNU GPL v3 or above, see LICENSE for more details. """ from xml.sax.saxutils import escape def _mask_content(emitter, node, mask_tag): attrs = node.get_attrs_as_string() if attrs: attrs = " " + attrs tag_data = { "tag": node.kind, "attrs": attrs, "mask_tag": mask_tag, } content = emitter.emit_children(node) if not content: # single tag return f"<<{tag_data['mask_tag']}>><{tag_data['tag']}{tag_data['attrs']} /><>" start_tag = f"<<{tag_data['mask_tag']}>><{tag_data['tag']}{tag_data['attrs']}><>" end_tag = f"<<{tag_data['mask_tag']}>><>" return start_tag + content + end_tag def raise_unknown_node(emitter, node): """ unknown_emit callable for Html2CreoleEmitter Raise NotImplementedError on unknown tags. """ content = emitter.emit_children(node) raise NotImplementedError( f"Node from type '{node.kind}' is not implemented! (child content: {content!r})" ) def use_html_macro(emitter, node): """ unknown_emit callable for Html2CreoleEmitter Use the <> macro to mask unknown tags. """ return _mask_content(emitter, node, mask_tag="html") def preformat_unknown_nodes(emitter, node): """ Put unknown tags in a

 area.

    Usefull for html2textile.emitter.TextileEmitter()
    """
    return _mask_content(emitter, node, mask_tag="pre")


def escape_unknown_nodes(emitter, node):
    """
    unknown_emit callable for Html2CreoleEmitter

    All unknown tags should be escaped.
    """
    attrs = node.get_attrs_as_string()
    if attrs:
        attrs = " " + attrs

    tag_data = {
        "tag": node.kind,
        "attrs": attrs,
    }

    content = emitter.emit_children(node)
    if not content:
        # single tag
        return escape(f"<{tag_data['tag']}{tag_data['attrs']} />")

    start_tag = escape(f"<{tag_data['tag']}{tag_data['attrs']}>")
    end_tag = escape(f"")

    return start_tag + content + end_tag


def transparent_unknown_nodes(emitter, node):
    """
    unknown_emit callable for Html2CreoleEmitter

    Remove all unknown html tags and show only
    their child nodes' content.
    """
    return emitter._emit_content(node)