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83 lines
2.2 KiB
83 lines
2.2 KiB
7 years ago
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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# Erik Stein <code@classlibrary.net>, 2012-2016
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import markdown as markdown_module
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from django.utils.html import strip_tags
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from django.utils.safestring import mark_safe
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from shared.utils.text import html_entities_to_unicode
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class PseudoParagraphProcessor(markdown_module.blockprocessors.ParagraphProcessor):
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"""
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Process paragraph blocks without producing HTML paragraphs.
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"""
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def run(self, parent, blocks):
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block = blocks.pop(0)
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if block.strip():
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# Create element without enclosing tags
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p = markdown_module.util.etree.SubElement(parent, None)
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p.text = block.lstrip()
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config = dict(
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output_format='html5',
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extensions=[
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'markdown.extensions.extra', # Includes footnotes
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'markdown.extensions.nl2br',
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'markdown.extensions.sane_lists',
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'markdown.extensions.admonition',
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'markdown.extensions.smarty',
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]
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)
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extensionConfigs = {
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'smarty': {
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'substitutions': {
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'left-single-quote': '‚',
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'right-single-quote': '‘',
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'left-double-quote': '„',
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'right-double-quote': '“'
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}
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}
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}
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markdown_processor = markdown_module.Markdown(**config)
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# Replace ParagraphProcessor
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inline_markdown_processor = markdown_module.Markdown(**config)
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inline_markdown_processor.parser.blockprocessors['paragraph'] = \
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PseudoParagraphProcessor(inline_markdown_processor.parser)
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def markdown_to_inline_html(text, **kwargs):
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kwargs['inline'] = True
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return markdown_to_html(text, **kwargs)
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# TODO Decprecated API
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inline_markdown = markdown_to_inline_html
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def markdown_to_html(text, inline=False, **kwargs):
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if inline:
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processor = inline_markdown_processor
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else:
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processor = markdown_processor
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processor.reset()
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html = processor.convert(text, **kwargs)
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return mark_safe(html)
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# TODO Decprecated API
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markdown = markdown_to_html
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def markdown_to_text(text, **kwargs):
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"""
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Converts a string from markdown to HTML, then removes all
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HTML markup (tags and entities).
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"""
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html = markdown_to_html(text, **kwargs)
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return strip_tags(html_entities_to_unicode(html))
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