37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
import unicodedata
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import re
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import math
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import random
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from pathlib import Path
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def slugify(value, allow_unicode=False, max_length=50):
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"""
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Taken from https://github.com/django/django/blob/master/django/utils/text.py
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Convert to ASCII if 'allow_unicode' is False. Convert spaces or repeated
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dashes to single dashes. Remove characters that aren't alphanumerics,
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underscores, or hyphens. Convert to lowercase. Also strip leading and
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trailing whitespace, dashes, and underscores.
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"""
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value = str(value)
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if allow_unicode:
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value = unicodedata.normalize("NFKC", value)
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else:
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value = (
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unicodedata.normalize("NFKD", value)
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.encode("ascii", "ignore")
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.decode("ascii")
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)
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value = re.sub(r"[^\w\s-]", "", value.lower())
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value = re.sub(r"[-\s]+", "-", value).strip("-_")
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return value[0:max_length]
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def get_unique_path(directory: Path, original_filename, suffix="txt") -> Path:
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filename = original_filename
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for i in range(1000):
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path = (directory / filename).with_suffix("." + suffix)
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if not path.exists():
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return path
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filename = f"{slugify(original_filename)}-{math.floor(random.random() * 1000)}"
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raise Exception("Failed to find unique path") |