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randomness

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This commit is contained in:
Claude 2012-06-12 21:27:18 +02:00
parent 6e2d0ecc46
commit 7c28f36d0a
2 changed files with 8 additions and 2 deletions
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2
htdocs/application/controllers/main.php
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@ -401,7 +401,7 @@ class Main extends CI_Controller
$this->load->helper('captcha'); $this->load->helper('captcha');
//get "word" //get "word"
$pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ@';
$str = ''; $str = '';
for ($i = 0;$i < 4;$i++) for ($i = 0;$i < 4;$i++)
{ {

8
htdocs/application/helpers/captcha_helper.php
View File

@ -4,6 +4,7 @@
* Function list: * Function list:
* - create_captcha() * - create_captcha()
* - display_captcha() * - display_captcha()
* - b()
* Classes list: * Classes list:
*/ */
@ -362,7 +363,12 @@ if (!function_exists('display_captcha'))
// ----------------------------------- // -----------------------------------
$bg_color = imagecolorallocate($im, 255, 255, 255);
function b()
{
return mt_rand(240, 255);
}
$bg_color = imagecolorallocate($im, b() , b() , b());
$border_color = imagecolorallocate($im, 153, 102, 102); $border_color = imagecolorallocate($im, 153, 102, 102);
$text_color = imagecolorallocate($im, 204, 153, 153); $text_color = imagecolorallocate($im, 204, 153, 153);
$grid_color = imagecolorallocate($im, 255, 182, 182); $grid_color = imagecolorallocate($im, 255, 182, 182);