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use password policy functions from ltb-common (#968)
* use check_password_strength and checkEntropyJSON from ltb-common * externalize ppolicy smarty assignments into a dedicated function * use html, js and css ppolicy code from ltb-common
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David Coutadeur
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Sep 16, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,67 +1,15 @@ | ||
| <?php | ||
|
|
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| /* | ||
| Pre-requisites: install zxcvbn library | ||
| Make sure to have this in composer.json: | ||
| "require": { | ||
| "bjeavons/zxcvbn-php": "^1.0" | ||
| } | ||
| and run: composer update | ||
| */ | ||
|
|
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| require_once '../vendor/autoload.php'; | ||
| use ZxcvbnPhp\Zxcvbn; | ||
|
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| try{ | ||
| $zxcvbn = new Zxcvbn(); | ||
| error_log("Module Zxcvbn successfully loaded"); | ||
| } | ||
| catch(Throwable $e){ | ||
| error_log("Could not load Zxcvbn module: ".$e); | ||
| exit(1); | ||
| } | ||
|
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| /* Check user password against zxcvbn library | ||
| Input : new user base64-encoded password | ||
| Output: JSON response: { "level" => int, "message" => "msg" } */ | ||
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| function checkEntropyJSON($password_base64) | ||
| { | ||
| $response_params = array(); | ||
| $zxcvbn = new Zxcvbn(); | ||
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| if( ! isset($password_base64) || empty($password_base64)) | ||
| { | ||
| error_log("checkEntropy: missing parameter password"); | ||
| $response_params["level"] = -1; | ||
| $response_params["message"] = "missing parameter password"; | ||
| print json_encode($response_params); | ||
| exit(1); | ||
| } | ||
|
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| $p = base64_decode($password_base64); | ||
| // force encoding to utf8, as iso-8859-1 is not supported by zxcvbn | ||
| $password = mb_convert_encoding($p, 'UTF-8', 'ISO-8859-1'); | ||
| error_log("checkEntropy: password taken from submitted form"); | ||
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| $entropy = $zxcvbn->passwordStrength("$password"); | ||
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| $response_params["level"] = strval($entropy["score"]); | ||
| $response_params["message"] = $entropy['feedback']['warning'] ? strval($entropy['feedback']['warning']) : ""; | ||
|
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| error_log("checkEntropy: level " . $response_params["level"] . " msg: " . $response_params["message"]); | ||
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| print json_encode($response_params); | ||
| exit(0); | ||
| } | ||
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| // new password sent in the url, base64 encoded | ||
| $newpass = htmlspecialchars($_POST["password"]); | ||
| checkEntropyJSON($newpass); | ||
| $entropy_response = \Ltb\Ppolicy::checkEntropyJSON($newpass); | ||
| if ($debug) { | ||
| error_log("checkEntropy: ".$entropy_response); | ||
| } | ||
|
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| print $entropy_response; | ||
| exit(0); | ||
|
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| ?> |
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