-
-
session_start();
- $image = imagecreatetruecolor(58,22);
- $color_Background = imagecolorallocate($image,255,255,255);
- imagefill($image,0,0,$color_Background);
- $key = array(
- ‘0′,’1′,’2′,’3′,’4′,’5′,’6′,’7′,’8′,’9′,
- ‘a’,'b’,'c’,'d’,'e’,'f’,'g’,'h’,'i’,'j’,'k’,'l’,'m’,'n’,'o’,'p’,'q’,'r’,’s’,'t’,'u’,'v’,'w’,'x’,'y’,'z’,
- ‘A’,'B’,'C’,'D’,'E’,'F’,'G’,'H’,'I’,'J’,'K’,'L’,'M’,'N’,'O’,'P’,'Q’,'R’,'S’,'T’,'U’,'V’,'W’,'X’,'Y’,'Z’);
- $string = null;
- $char_X = 6;
- $char_Y = 0;
- for($i=0;$i{
- $char_Y = mt_rand(0,5);
- $char = $key[mt_rand(0,61)];
- $string .= $char;
- $color_Char = imagecolorallocate($image,mt_rand(0,230),mt_rand(0,230),mt_rand(0,230));
- imagechar($image,5,$char_X,$char_Y,$char,$color_Char);
- $char_X = $char_X + mt_rand(8,15);
- }
- $line_X1 = 0;
- $line_Y1 = 0;
- $line_X2 = 0;
- $line_Y2 = 0;
- for($i=0;$i
- {
- $line_X1 = mt_rand(0,58);
- $line_Y1 = mt_rand(0,22);
- $line_X2 = mt_rand(0,58);
- $line_Y2 = mt_rand(0,22);
- $line_X1 = $line_X1;
- $line_Y1 = $line_Y1;
- $line_X2 = $line_X1 + mt_rand(1,8);
- $line_Y2 = $line_Y1 + mt_rand(1,8);
- $color_Line = imagecolorallocate($image,mt_rand(0,230),mt_rand(0,230),mt_rand(0,230));
- imageline($image,$line_X1,$line_Y1,$line_X2,$line_Y2,$color_Line);
- }
- $_SESSION['seccode'] = $string;
- @header(“Expires: -1″);
- @header(“Cache-Control: no-store, private, post-check=0, pre-check=0, max-age=0″, FALSE);
- @header(“Pragma: no-cache”);
- header(‘Content-Type: image/jpeg’);
- imagepng($image);
- imagedestroy($image);
- ?>
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