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