<?php
header('Content-Type: text/html; charset=utf-8');
mb_internal_encoding('UTF-8');
class Sifre{
public $bundan=['1','2','3','4','5','6','7','8','9','0',
'a','b','c','ç','d','e','f','g','ğ','h','ı','i','j','k','l',
'm','n','o','ö','p','r','s','ş','t','u','ü','v','w','x','y','z',
'A','B','C','Ç','D','E','F','G','Ğ','H','I','İ','J','K','L',
'M','N','O','Ö','P','R','S','Ş','T','U','Ü','V','W','X','Y','Z'];
public $buna=['v','B','i','Y','V','T','K','0','İ','7','n',
'Ç','x','ğ','b','f','o','Ü','J','z','Ğ','u','9','O','r','W',
'ş','A','g','ü','4','P','R','5','6','Z','w','s','E','3','y','F',
'd','I','D','t','ç','L','8','m','C','e','ö','ı','a','1','G','H',
'M','l','p','2','X','h','j','k','Ö','U','N','Ş','S','c'];
function mb_chars_replace($from, $to, $subj, $delSymb='_') {
$nsubj='';
preg_match_all('/(.)/u', $subj, $subj);$subj=$subj[1];
if (!is_array($from)) {preg_match_all('/(.)/u', $from, $from);$from=$from[1];}
if (!is_array($to)) {preg_match_all('/(.)/u', $to, $to);$to=$to[1];}
if (count($from)!==count($to)) return false;
foreach($subj as $s) {
foreach($from as $k=>$f) {
if($s===$f) {
$s=$to[$k];
break;
}
}
if($s!==$delSymb) $nsubj.=$s;
}
return $nsubj;
}
function Sifrele($metin,$dosya){
$metin=$this->mb_chars_replace($this->bundan,$this->buna,$metin);
file_put_contents($dosya,$metin);
return $metin;
}
function Coz($dosya) {
return $this->mb_chars_replace($this->buna,$this->bundan, file_get_contents($dosya));
}
}
$foo = new Sifre;
echo $foo->Sifrele('Merhaba dünya, bu şifreli bir metin!','test.txt');
echo "<br>";
echo $foo->Coz('test.txt');
?>
Çıktısı
Gf4znÇn bZş3n, Ç6 Ruo4fru Çu4 Wf5uş!
Merhaba dünya, bu şifreli bir metin!
