A fork of Gitea (see branch `mj`) adding Majority Judgment Polls 𐄷 over Issues and Merge Requests. https://git.mieuxvoter.fr
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package pwn
import (
"crypto/sha1"
"encoding/hex"
"fmt"
"io/ioutil"
"net/http"
"strconv"
"strings"
)
const passwordURL = "https://api.pwnedpasswords.com/range/"
// CheckPassword returns the number of times a password has been compromised
// Adding padding will make requests more secure, however is also slower
// because artificial responses will be added to the response
// For more information, see https://www.troyhunt.com/enhancing-pwned-passwords-privacy-with-padding/
func (c *Client) CheckPassword(pw string, padding bool) (int, error) {
if strings.TrimSpace(pw) == "" {
return -1, ErrEmptyPassword{}
}
sha := sha1.New()
sha.Write([]byte(pw))
enc := hex.EncodeToString(sha.Sum(nil))
prefix, suffix := enc[:5], enc[5:]
req, err := newRequest(c.ctx, http.MethodGet, fmt.Sprintf("%s%s", passwordURL, prefix), nil)
if err != nil {
return -1, nil
}
if padding {
req.Header.Add("Add-Padding", "true")
}
resp, err := c.http.Do(req)
if err != nil {
return -1, err
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return -1, err
}
defer resp.Body.Close()
for _, pair := range strings.Split(string(body), "\n") {
parts := strings.Split(pair, ":")
if len(parts) != 2 {
continue
}
if strings.EqualFold(suffix, parts[0]) {
count, err := strconv.ParseInt(strings.TrimSpace(parts[1]), 10, 64)
if err != nil {
return -1, err
}
return int(count), nil
}
}
return 0, nil
}