Added additional password hashing functions

app/Classes/LDAP/Attribute/Password/Base.php

@@ -4,11 +4,65 @@ namespace App\Classes\LDAP\Attribute\Password;
 
 abstract class Base
 {
-	abstract public function compare(string $source,string $compare): bool;
+	protected const subkey = '';
+
 	abstract public function encode(string $password): string;
 
 	public static function id(): string
+	{
+		return static::key.(static::subkey ? ':'.static::subkey : '');
+	}
+
+	/**
+	 * Remove the hash {TEXT}xxxx from the password
+	 *
+	 * @param string $password
+	 * @return string
+	 */
+	protected static function password(string $password): string
+	{
+		return preg_replace('/^{'.static::key.'}/','',$password);
+	}
+
+	public static function shortid(): string
 	{
 		return static::key;
 	}
+
+	/**
+	 * When multiple passwords share the same ID, this determines which hash is responsible for the presented password
+	 *
+	 * @param string $password
+	 * @return bool
+	 */
+	public static function subid(string $password): bool
+	{
+		return FALSE;
+	}
+
+	/**
+	 * Compare our password to see if it is the same as that stored
+	 *
+	 * @param string $source Encoded source password
+	 * @param string $compare Password entered by user
+	 * @return bool
+	 */
+	public function compare(string $source,string $compare): bool
+	{
+		return $source === $this->encode($compare);
+	}
+
+	protected function salted_hash(string $password,string $algo,int $salt_size=8,string $salt=NULL): string
+	{
+		if (is_null($salt))
+			$salt = hex2bin(random_salt($salt_size));
+
+		return base64_encode(hash($algo,$password.$salt,true).$salt);
+	}
+
+	protected function salted_salt(string $source): string
+	{
+		$hash = base64_decode(substr($source,strlen(static::key)+2));
+		return substr($hash,strlen($hash)-static::salt/2);
+	}
 }