38 lines
1.0 KiB
Python
38 lines
1.0 KiB
Python
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import re
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from django.core.files.base import ContentFile
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from django.core.files.storage import default_storage
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def list_entries():
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"""
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Returns a list of all names of encyclopedia entries.
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"""
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_, filenames = default_storage.listdir("entries")
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return list(sorted(re.sub(r"\.md$", "", filename)
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for filename in filenames if filename.endswith(".md")))
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def save_entry(title, content):
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"""
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Saves an encyclopedia entry, given its title and Markdown
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content. If an existing entry with the same title already exists,
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it is replaced.
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"""
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filename = f"entries/{title}.md"
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if default_storage.exists(filename):
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default_storage.delete(filename)
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default_storage.save(filename, ContentFile(content))
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def get_entry(title):
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"""
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Retrieves an encyclopedia entry by its title. If no such
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entry exists, the function returns None.
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"""
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try:
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f = default_storage.open(f"entries/{title}.md")
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return f.read().decode("utf-8")
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except FileNotFoundError:
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return None
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