mirror of
https://github.com/w-okada/voice-changer.git
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25 lines
941 B
Python
25 lines
941 B
Python
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from typing import Optional, Sequence
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from urllib.parse import urlparse
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ENFORCE_URL_ORIGIN_FORMAT = "Input origins must be well-formed URLs, i.e. https://google.com or https://www.google.com."
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SCHEMAS = ('http', 'https')
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LOCAL_ORIGINS = ('127.0.0.1', 'localhost')
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def compute_local_origins(port: Optional[int] = None) -> list[str]:
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local_origins = [f'{schema}://{origin}' for schema in SCHEMAS for origin in LOCAL_ORIGINS]
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if port is not None:
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local_origins = [f'{origin}:{port}' for origin in local_origins]
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return local_origins
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def normalize_origins(origins: Sequence[str]) -> set[str]:
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allowed_origins = set()
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for origin in origins:
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url = urlparse(origin)
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assert url.scheme, ENFORCE_URL_ORIGIN_FORMAT
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valid_origin = f'{url.scheme}://{url.hostname}'
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if url.port:
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valid_origin += f':{url.port}'
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allowed_origins.add(valid_origin)
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return allowed_origins
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