22 lines
926 B
Python
22 lines
926 B
Python
"""Miscellaneous helper functions and whatnot."""
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import markdown
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from flask import current_app as app
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def get_meta_str(md, key):
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"""Provide the page's (parsed in Markup obj md) metadata for the specified key, or '' if unset."""
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return " ".join(md.Meta.get(key)) if md.Meta.get(key) else ""
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def init_md():
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"""Initialize the Markdown parser.
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This used to done at the app level in __init__, but extensions like footnotes apparently
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assume the parser to only live for the length of parsing one document, and create double
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footnote ref links if the one parser sees the same document multiple times.
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"""
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# initialize markdown parser from config, but include
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# extensions our app depends on, like the meta extension
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return markdown.Markdown(extensions=app.config['MARKDOWN_EXTENSIONS'] + ['meta'],
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extension_configs=app.config['MARKDOWN_EXTENSION_CONFIGS'])
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