| # -*- coding: utf-8 -*- |
| """ |
| markupsafe._native |
| ~~~~~~~~~~~~~~~~~~ |
| |
| Native Python implementation the C module is not compiled. |
| |
| :copyright: (c) 2010 by Armin Ronacher. |
| :license: BSD, see LICENSE for more details. |
| """ |
| from markupsafe import Markup |
| from markupsafe._compat import text_type |
| |
| |
| def escape(s): |
| """Convert the characters &, <, >, ' and " in string s to HTML-safe |
| sequences. Use this if you need to display text that might contain |
| such characters in HTML. Marks return value as markup string. |
| """ |
| if hasattr(s, '__html__'): |
| return s.__html__() |
| return Markup(text_type(s) |
| .replace('&', '&') |
| .replace('>', '>') |
| .replace('<', '<') |
| .replace("'", ''') |
| .replace('"', '"') |
| ) |
| |
| |
| def escape_silent(s): |
| """Like :func:`escape` but converts `None` into an empty |
| markup string. |
| """ |
| if s is None: |
| return Markup() |
| return escape(s) |
| |
| |
| def soft_unicode(s): |
| """Make a string unicode if it isn't already. That way a markup |
| string is not converted back to unicode. |
| """ |
| if not isinstance(s, text_type): |
| s = text_type(s) |
| return s |
