Source code for pyrsslocal.xmlhelper.xml_utils

# -*- coding: utf-8 -*-
parsing XML


import re
from xml.sax.saxutils import escape as sax_escape
from html.entities import name2codepoint

[docs]def escape(s): """ :param s: string to escape :return: escaped string :githublink:`%|py|16` """ if isinstance(s, list): return [escape(_) for _ in s] else: s = sax_escape(s) s = s.replace("&", "&") return s
[docs]def html_unescape(text): """ Removes :epkg:`HTML` or :epkg:`XML` character references and entities from a text string. keep ``&amp;``, ``&gt;``, ``&lt;`` in the source code. from `Fredrik Lundh <>`_. :githublink:`%|py|32` """ def fixup(m): text = if text[:2] == "&#": try: if text[:3] == "&#x": return chr(int(text[3:-1], 16)) else: return chr(int(text[2:-1])) except ValueError: pass else: # named entity try: if text[1:-1] == "amp": text = "&amp;amp;" elif text[1:-1] == "gt": text = "&amp;gt;" elif text[1:-1] == "lt": text = "&amp;lt;" else: text = chr(name2codepoint[text[1:-1]]) except KeyError: pass return text # leave as is return re.sub("&#?\\w+;", fixup, text)
character_to_escape = { "é": "&eacute;", " ": "&nbsp;", "è": "&egrave;", "à": "&agrave;", "â": "&acirc;", "ê": "&ecirc;", "ë": "&euml;", "î": "&icirc;", "ù": "&ugrave;", "ü": "&uuml;", "ô": "&ocirc;", "œ": "&oelig;", }
[docs]def html_escape(text): """ Escapes any French character with an accent. :githublink:`%|py|79` """ def fixup(m): text = return character_to_escape.get(text, text) return re.sub("[àâäéèêëîïôöùüü]", fixup, text)