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add things from 27-03-26

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cwikladaniel
2026-04-28 13:27:52 +02:00
parent 39c8234b6d
commit 24d89ac51c
3 changed files with 24 additions and 37 deletions
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1
Zweites Jahr/README.md
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@@ -11,6 +11,7 @@ Wichtige Informationen
- Registrierung weiter gemacht - Registrierung weiter gemacht
- Passwort checks - Passwort checks
- Passwort hashing - Passwort hashing
- Email checking
## 25-03-26 - PHP (Unterrichts Projekt) ## 25-03-26 - PHP (Unterrichts Projekt)
- Registrierung gemacht - Registrierung gemacht

24
Zweites Jahr/unterrichts_projekt/portal/functions.php
View File

@@ -1,22 +1,5 @@
<?php <?php
/**
* Check password strength (1/2)
* @param string $password password to check
* @return bool - true or false
*/
function isStrongPassword(string $password): bool
{
// min. 8 Zeichen, 1 Kleinbuchstabe, 1 Großbuchstabe, 1 Zahl, 1 Sonderzeichen
return (bool) preg_match(
'/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[^a-zA-Z0-9]).{8,}$/',
$password
);
}
/** /**
* Check password strength (2/2) * Check password strength (2/2)
* @param string $password password to check * @param string $password password to check
@@ -41,7 +24,10 @@ function checkPasswordStrength(string $password): bool {
//check if spec. chars //check if spec. chars
if(preg_match('/[^a-zA-Z0-9]/', $password)) $strength++; if(preg_match('/[^a-zA-Z0-9]/', $password)) $strength++;
// valid password: #Test12345
return($strength >= 5); return($strength >= 5);
}
function isValidEmail(string $email):bool {
return filter_var($email, FILTER_VALIDATE_EMAIL) !== false;
} }

38
Zweites Jahr/unterrichts_projekt/portal/register.php
View File

@@ -27,36 +27,36 @@ if(!empty($_REQUEST)) { // Button wurde gedrückt?
$email = $_REQUEST['email']; $email = $_REQUEST['email'];
$pw = $_REQUEST['pw']; $pw = $_REQUEST['pw'];
if(isStrongPassword($pw)){ // hier kann man die gegeben Funktion nutzen oder "checkPAsswordStrength" (aus functions.php) if(checkPasswordStrength($pw) AND isValidEmail($email)){
$pw = password_hash($pw, PASSWORD_DEFAULT); $pw = password_hash($pw, PASSWORD_DEFAULT);
} else {
$errors .= "Passwort zu schwach!<br>";
}
$query = "INSERT INTO user VALUES (NULL, :email, :pw)"; $query = "INSERT INTO user VALUES (NULL, :email, :pw)";
$stmt = $dbh->prepare($query); $stmt = $dbh->prepare($query);
$stmt->bindParam(':email', $email); $stmt->bindParam(':email', $email);
$stmt->bindParam(':pw', $pw); $stmt->bindParam(':pw', $pw);
try { try {
$stmt->execute(); $stmt->execute();
} catch(PDOException $e){ $errors = "Alles malocht! :)";
$errMsg = $e->getMessage(); } catch(PDOException $e){
$errCode = $e->getCode(); $errMsg = $e->getMessage();
$errCode = $e->getCode();
echo $e; echo $e;
switch($errCode) { switch($errCode) {
case "23000": $custErrMsg = "<p>Email-Adress already exists!</p>"; break; case "23000": $custErrMsg = "<p>Email-Adress already exists!</p>"; break;
default: $custErrMsg = "<p>Oooops, something went wrong!</p>"; default: $custErrMsg = "<p>Oooops, something went wrong!</p>";
}
echo $custErrMsg;
} }
echo $custErrMsg; } else {
$errors .= "Passwort zu schwach oder Email ist ungültig !<br>";
} }
} else { } else {
$errors .= "Beide Felder müssen ausgefüllt werden<br>"; $errors .= "Beide Felder müssen ausgefüllt werden<br>";
} // Ende Felder müssen ausgefüllt werden. } // Ende Felder müssen ausgefüllt werden.
} }
if ($errors != "") echo $errors; if ($errors != "") echo $errors;