Felipe Marinho
27ab075da1
* chg: fix: add bludv url decoding support * chg: feat: add safeguards against future algorithim changes
29 lines
563 B
Go
29 lines
563 B
Go
package utils
|
|
|
|
import (
|
|
"encoding/base64"
|
|
"html"
|
|
)
|
|
|
|
func DecodeAdLink(encodedStr string) (string, error) {
|
|
reversed := reverseString(encodedStr)
|
|
|
|
decodedBytes, err := base64.StdEncoding.DecodeString(reversed)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
htmlUnescaped := html.UnescapeString(string(decodedBytes))
|
|
|
|
return htmlUnescaped, nil
|
|
}
|
|
|
|
// Helper function to reverse a string
|
|
func reverseString(s string) string {
|
|
runes := []rune(s)
|
|
for i, j := 0, len(runes)-1; i < j; i, j = i+1, j-1 {
|
|
runes[i], runes[j] = runes[j], runes[i]
|
|
}
|
|
return string(runes)
|
|
}
|