<?php
/*
Created by Mohammad Dayyan - 1387/3/2
Mds_Soft@yahoo.com
*/
if ( !defined('MohammadDayyan') )
{
die ("Hacking attempt <br /> <b>" . __FILE__ . "<br /> Line " . __LINE__ . "</b>" );
exit;
}
class DayyanConfirmImage
{
private $showLine; // for windows
private $Characters; // random characters
private $Colors = array ( '0' => '145',
'1' => '204',
'2' => '177',
'3' => '184',
'4' => '199',
'5' => '255');
////////////////////////////////////////////////////////////////////////////////
public function __construct($ConfirmCode)
{
$this -> showLine = true;
$this -> Characters = $ConfirmCode;
}
////////////////////////////////////////////////////////////////////////////////
public function ShowLine($value=false)
{
$this -> showLine = $value;
}
////////////////////////////////////////////////////////////////////////////////
public function ShowImage()
{
//detect server operation system
if ( strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' ) //windows detected
$this -> win();
else //linux detected
$this -> linux();
}
////////////////////////////////////////////////////////////////////////////////
private function win()
{
////////////////////////////////////
//background image
$image = imagecreatetruecolor(320, 50) or die("<b>" . __FILE__ . "</b><br />" . __LINE__ . " : " ."Cannot Initialize new GD image stream");
$bg = imagecolorallocate($image, 255, 255, 255);
imagefill($image, 10, 10, $bg);
for ($x=0; $x < 320; $x++)
{
for ($y=0; $y < 50; $y++)
{
$random = mt_rand(0 , 5);
$temp_color = imagecolorallocate($image, $this -> Colors["$random"], $this -> Colors["$random"], $this -> Colors["$random"]);
imagesetpixel( $image, $x, $y , $temp_color );
}
}
$char_color = imagecolorallocatealpha($image, 0, 0, 0, 90);
//Font
$font = "tahomabd";
////////////////////////////////////
//Image characters
$char = "";
$char = $this -> Characters[0];
$random_x = mt_rand(10 , 20);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
$char = $this -> Characters[1];
$random_x = mt_rand(50 , 70);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
$char = $this -> Characters[2];
$random_x = mt_rand(100 , 120);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
$char = $this -> Characters[3];
$random_x = mt_rand(150 , 170);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
$char = $this -> Characters[4];
$random_x = mt_rand(200 , 220);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
$char = $this -> Characters[5];
$random_x = mt_rand(250 , 270);
$random_y = mt_rand(35 , 45);
$random_angle = mt_rand(-20 , 20);
imagettftext($image, 30, $random_angle, $random_x, $random_y, $char_color, $font, $char);
////////////////////////////////////
//Image lines
if ($this -> showLine)
{
for ($i=0; $i<320; $i++ )
{
if ($i%10 == 0)
{
imageline ( $image, $i, 0, $i+10, 50, $char_color );
imageline ( $image, $i, 0, $i-10, 50, $char_color );
}
}
}
////////////////////////////////////
return imagepng($image);
imagedestroy($image);
}
////////////////////////////////////////////////////////////////////////////////
private function linux()
{
////////////////////////////////////
//Background image
$image = imagecreatetruecolor(150, 50) or die("<b>" . __FILE__ . "</b><br />" . __LINE__ . " : " ."Cannot Initialize new GD image stream");
$bg = imagecolorallocate($image, 255, 255, 255);
imagefill($image, 10, 10, $bg);
for ($x=0; $x < 150; $x++)
{
for ($y=0; $y < 50; $y++)
{
$random = mt_rand(0 , 5);
$temp_color = imagecolorallocate($image, $this -> Colors["$random"], $this -> Colors["$random"], $this -> Colors["$random"]);
imagesetpixel( $image, $x, $y , $temp_color );
}
}
$char_color = imagecolorallocatealpha($image, 0, 0, 0, 60);
////////////////////////////////////
//Image Info
$font = 5;
////////////////////////////////////
//Image characters
$char = $this -> Characters[0];
$random_x = mt_rand(10 , 20);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
$char = $this -> Characters[1];
$random_x = mt_rand(30 , 40);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
$char = $this -> Characters[2];
$random_x = mt_rand(50 , 60);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
$char = $this -> Characters[3];
$random_x = mt_rand(70 , 80);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
$char = $this -> Characters[4];
$random_x = mt_rand(90 , 100);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
$char = $this -> Characters[5];
$random_x = mt_rand(110 , 120);
$random_y = mt_rand(15,25);
imagestring($image, $font, $random_x, $random_y, $char, $char_color);
///////////////////////
return imagepng($image);
imagedestroy($image);
}
}
?>
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