I Love You, PUE

<?php
ini_set("display_errors", "1");
error_reporting(E_ALL);

//Set the content type
header('content-type: image/png');

//Create our basic image stream 300x300 pixels

$image = imagecreate(440,100);
$back=imagecolorallocate($image,240,240,240);
$color=imagecolorallocate($image,rand(0,200),rand(0,200),rand(0,200));

$font_list=array('advent_light.ttf','BRADHITC.TTF','HARNGTON.TTF', 'JOKERMAN.TTF', 'RosewoodStd-Regular.otf', 'ITCEDSCR.TTF');
$font=$font_list[rand(0,count($font_list)-1)];





if($_SERVER['HTTP_HOST']!='127.0.0.1')
{
    $fontpath = realpath('./font/');
    putenv('GDFONTPATH='.$fontpath);

}




$captcha='I LOVE YOU PUE';



for($i=0; $i<count($captcha); $i++)
{
    if(rand(0,1000000) %2 == 0)
    {
        $captcha[$i] = strtolower($captcha[$i]);
    }
}



$str_pos=imagettfbbox(30,0,$font,$captcha);
$x=(400-$str_pos[2])/2;


$y=75;
$i=strlen($captcha);
$len_minus=$i-1;
while($i--)
{
    $ch=$captcha[$len_minus-$i];
    imagettftext($image,30,(rand(0,100)>50?1:-1)*rand(0,25),$x,$y,imagecolorallocate($image,rand(0,200),rand(0,200),rand(0,200)),$font_list[rand(0,count($font_list)-1)],$ch);

    $x=$x+25;




}
imagepng($image);

imagedestroy($image);
?>