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