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#5734

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- replaced array_rand($array) with mt_rand(0, sizeof($array) - 1) as array_rand did not take my seed


git-svn-id: file:///svn/phpbb/trunk@6705 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
David M
2006-12-03 17:36:59 +00:00
parent 1f7224c601
commit ec80eb74aa
15 changed files with 65 additions and 15 deletions
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9
phpBB/includes/captcha/captcha_gd.php
View File

@@ -19,7 +19,7 @@ class captcha
var $width = 360;
var $height = 96;
function execute($code)
function execute($code, $seed)
{
global $config;
$stats = gd_info();
@@ -48,6 +48,9 @@ class captcha
imageantialias($image, true);
}
// seed the random generator
mt_srand($seed);
// set background color
$back = imagecolorallocate($image, mt_rand(224, 255), mt_rand(224, 255), mt_rand(224, 255));
imagefilledrectangle($image, 0, 0, $this->width, $this->height, $back);
@@ -79,7 +82,7 @@ class captcha
$x = mt_rand(0, 360);
$y = mt_rand(0, (int)($this->height - ($size / 5)));
$color = $func2($image, mt_rand(160, 224), mt_rand(160, 224), mt_rand(160, 224));
$text = $chars_allowed[array_rand($chars_allowed)];
$text = $chars_allowed[mt_rand(0, sizeof($chars_allowed) - 1)];
imagettftext($image, $size, $angle, $x, $y, $color, $this->get_font(), $text);
}
unset($chars_allowed);
@@ -145,7 +148,7 @@ class captcha
closedir($dr);
}
return $fonts[array_rand($fonts)];
return $fonts[mt_rand(0, sizeof($fonts) - 1)];
}
}

7
phpBB/includes/captcha/captcha_non_gd.php
View File

@@ -30,15 +30,14 @@ class captcha
}
/**
* Create the image containing $code
* Create the image containing $code with a seed of $seed
*/
function execute($code)
function execute($code, $seed)
{
$img_height = $this->height - 10;
$img_width = 0;
list($usec, $sec) = explode(' ', microtime());
mt_srand($sec * $usec);
mt_srand($seed);
$char_widths = $hold_chars = array();
$code_len = strlen($code);