<?php
/*********************************
Secure Number Image creator
Author : Armin Borumand
E-mail : [email protected]
*********************************/
class sni{
var $show;
var $imp;
function sni($text=""){
$this->show=$text==""?$this->random():$text;
$this->imp=$this->create($this->show);
$this->show($this->imp,"jpeg");
}
function random(){
$rand = rand(1, 211111)*1.57;
return round($rand);
}
function create($text){
$image=imagecreate(100, 25);
$bgcolor=imagecolorallocate($image, $r=rand(242,255), rand(247,255), 233);
$textcolor=imagecolorallocate($image, 151, 153, 127);
$fonth=imagefontheight(5);
$fontw=imagefontwidth(5);
imagestring($image, 5, $x=rand(0, 45), $y=rand(0, 25-$fonth), $text, $textcolor);
imageline($image, $x, rand($y,$y+$fonth), $x+$fontw*6, rand($y,$y+$fonth), $textcolor);
imageline($image, $x, rand($y,$y+$fonth), $x+$fontw*6, rand($y,$y+$fonth), $bgcolor);
for($i=0; $i<2; $i++)
$this->imageset9pixel($image, rand($x, $x+$fontw*6), rand($y, $y+$fonth), $bgcolor);
for($i=0; $i<10; $i++)
$this->imageset9pixel($image, rand(0, 100), rand(0,25), $textcolor);
return $image;
}
function imageset9pixel($image,$x,$y,$color){
for($i=$x-1;$i<$x+1;$i++){
for($j=$y-1;$j<$y+1;$j++)
imagesetpixel($image,$i,$j,$color);
}
}
function show($image, $type="gif"){
switch($type){
case "gif":
header("Content-type: image/".$type);
imagegif($image);
break;
case "jpeg":
header("Content-type: image/".$type);
imagejpeg($image);
break;
case "png":
header("Content-type: image/".$type);
imagepng($image);
break;
default:
die("Type error");
}
imagedestroy($image);
}
function getnum(){
return $this->show;
}
}
?>
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