Gebruiksvriendelijke password

<?php

/**
 * Generates a password based on 600 words of lorum lipsum
 * and a given username
 *
 * @author Jason de Ridder
 * @version 1.0
 * @depance func URLString
 * @param string $username
 * @param [int $length]
 * @return string password
 */
function generateUserFriendlyPass($username, $length = 8) {
	$username = str_replace('-', '', URLstring($username));
	$omvormer = array(
		'a'	=> '4',	
		'i'	=> '1', 
		'e'	=> '3',
	);
	$woorden = array('Lorem','ipsum','dolor','sit','amet','consectetuer','adipiscing','elit','Cras','sit','amet','nulla','eu','eros','convallis','tempor','Vivamus','tincidunt','Integer','scelerisque','elementum','tortor','Morbi','egestas','orci','quis','arcu','Nulla','varius','Nullam','pulvinar','sem','sed','diam','Lorem','ipsum','dolor','sit','amet','consectetuer','adipiscing','elit','Vivamus','eu','ipsum','eget','ligula','congue','interdum','Nullam','quam','magna','aliquam','et','posuere','non','vulputate','cursus','turpis','Mauris','erat','purus','facilisis','vitae','tristique','in','posuere','sit','amet','massa','Phasellus','convallis','libero','imperdiet','molestie','fringilla','massa','arcu','sodales','ipsum','ut','luctus','ante','lorem','non','eros','Fusce','elit','pede','placerat','aliquet','volutpat','ac','euismod','vitae','purus','Nunc','non','nunc','eu');
	$woorden = array_unique($woorden);
	
	$password = '';
	$loops = rand($length - 2, $length) / 2;
	for($i = 0; $i < $loops; $i++) {
		$woord 			= $woorden[rand(0, count($woorden))];
		$username_sub	= substr($username, $i * 2, 1);
		
		if(isset($omvormer[$username_sub])) {
			$password 	.= $omvormer[$username_sub];
		}
		else {
			$password 	.= $username_sub;
		}
		 
		$password 		.= strtolower(substr($woord, rand(0, strlen($woord) - 1), 1));
	}
	
	if(($length - strlen($password)) > 0) {
		for($i = 0; $i < ($length - strlen($password)); $i++) {
			switch(rand(0, 3)) {
				case 0:
					$password .= strtolower(substr($woord, rand(0, strlen($woord) - 1), 1));
				break;
				case 1:
					$password .= '!';
				break;
				case 2:
					$password .= '@';
				break;
				case 3:
					$password .= '#';
				break;
			}
		}
	}
	
	return $password;
}

 /**
  * Transforms almost all special characters to their a-z counterparts and transforms spaces into dashes
  * 
  * @param string $strInput
  * @return string
*/
function URLstring($inputString) {
	$inputString 	= trim($inputString);
	$inputString	= strtolower(utf8_decode($inputString));
	$outputString 	= preg_replace('/[\xC0-\xC5\xE0-\xE5]/', 'a', $inputString);
	$outputString 	= preg_replace('/[\xE6]/', 'ae', $outputString);
	$outputString 	= preg_replace('/[\xC7\xE7]/', 'c',$outputString);
	$outputString 	= preg_replace('/[\x82\xC8-\xCB\xE8-\xEB]/', 'e',$outputString);
	$outputString 	= preg_replace('/[\xCC-\xCF\xEC-\xEF]/', 'i',$outputString);
	$outputString 	= preg_replace('/[\xF1\xD1]/', 'n',$outputString);
	$outputString 	= preg_replace('/[\xF2-\xF6\xF8\xD8\xD2-\xD6]/', 'o',$outputString);
	$outputString 	= preg_replace('/[\x8A\x9A]/', 's',$outputString);
	$outputString 	= preg_replace('/[\xD9\xDA\xDB\xDC\xF9-\xFC]/', 'u',$outputString);
	$outputString 	= preg_replace('/[\xFD\xFF\x9F\xDD]/', 'y',$outputString);
	$outputString 	= preg_replace('/[\x9E]/', 'z',$outputString);
	$outputString 	= preg_replace('/[^[[:alnum:]\-\s]/', '',$outputString);
	$outputString 	= preg_replace('/\s{1,}/', '-',$outputString);
	
	return $outputString;
}
?>