24 行
554 B
Nim
24 行
554 B
Nim
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import strutils, strformat, uri
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import nimcrypto
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const key = "supersecretkey"
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proc mimetype*(filename: string): string =
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if ".png" in filename:
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return "image/" & "png"
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elif ".jpg" in filename or ".jpeg" in filename:
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return "image/" & "jpg"
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elif ".mp4" in filename:
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return "video/" & "mp4"
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else:
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return "text/plain"
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proc getHmac*(data: string): string =
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($hmac(sha256, key, data))[0 .. 12]
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proc getSigUrl*(link: string; path: string): string =
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let
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sig = getHmac(link)
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url = encodeUrl(link)
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&"/{path}/{sig}/{url}"
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