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Code Issues Releases Wiki Activity

- fixes for the following bugs:

Browse Source 
#5326
#5318
#5304
#5290
#5288
#5278
#5276
#5272
#5266
- also fixed the "Call-time pass-by-reference" bug #5252
- within this step changed the normalize calls to require references.
- added captcha size variables to the class scope (suggestion was posted at area51)


git-svn-id: file:///svn/phpbb/trunk@6584 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2006-11-15 15:35:50 +00:00
parent 979e36077f
commit 548cc2c10b
38 changed files with 240 additions and 234 deletions
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43
phpBB/includes/captcha/captcha_gd.php
View File

@@ -16,33 +16,18 @@
*/
class captcha
{
var $width = 360;
var $height = 96;
function execute($code)
{
global $config;
$stats = gd_info();
if (substr($stats['GD Version'], 0, 7) === 'bundled')
{
$bundled = true;
}
else
{
$bundled = false;
}
$bundled = (substr($stats['GD Version'], 0, 7) === 'bundled') ? true : false;
preg_match('/[\\d.]+/', $stats['GD Version'], $version);
if (version_compare($version[0], '2.0.1', '>='))
{
$gd_version = 2;
}
else
{
$gd_version = 1;
}
// set dimension of image
$lx = 360;
$ly = 96;
$gd_version = (version_compare($version[0], '2.0.1', '>=')) ? 2 : 1;
// create the image, stay compat with older versions of GD
if ($gd_version === 2)
@@ -56,7 +41,7 @@ class captcha
$func2 = 'imagecolorclosest';
}
$image = $func1($lx, $ly);
$image = $func1($this->width, $this->height);
if ($bundled)
{
@@ -65,7 +50,7 @@ class captcha
// set background color
$back = imagecolorallocate($image, mt_rand(224, 255), mt_rand(224, 255), mt_rand(224, 255));
imagefilledrectangle($image, 0, 0, $lx, $ly, $back);
imagefilledrectangle($image, 0, 0, $this->width, $this->height, $back);
// allocates the 216 websafe color palette to the image
if ($gd_version === 1)
@@ -82,7 +67,6 @@ class captcha
}
}
// fill with noise or grid
if ($config['captcha_gd_noise'])
{
@@ -92,7 +76,7 @@ class captcha
$size = mt_rand(8, 23);
$angle = mt_rand(0, 360);
$x = mt_rand(0, 360);
$y = mt_rand(0, (int)($ly - ($size / 5)));
$y = mt_rand(0, (int)($this->height - ($size / 5)));
$color = $func2($image, mt_rand(160, 224), mt_rand(160, 224), mt_rand(160, 224));
$text = chr(mt_rand(45, 250));
imagettftext($image, $size, $angle, $x, $y, $color, $this->get_font(), $text);
@@ -101,15 +85,16 @@ class captcha
else
{
// generate grid
for ($i = 0; $i < $lx; $i += 13)
for ($i = 0; $i < $this->width; $i += 13)
{
$color = $func2($image, mt_rand(160, 224), mt_rand(160, 224), mt_rand(160, 224));
imageline($image, $i, 0, $i, $ly, $color);
imageline($image, $i, 0, $i, $this->height, $color);
}
for ($i = 0; $i < $ly; $i += 11)
for ($i = 0; $i < $this->height; $i += 11)
{
$color = $func2($image, mt_rand(160, 224), mt_rand(160, 224), mt_rand(160, 224));
imageline($image, 0, $i, $lx, $i, $color);
imageline($image, 0, $i, $this->width, $i, $color);
}
}
@@ -120,7 +105,7 @@ class captcha
$text = strtoupper($code[$i]);
$angle = mt_rand(-30, 30);
$size = mt_rand(20, 40);
$y = mt_rand((int)($size * 1.5), (int)($ly - ($size / 7)));
$y = mt_rand((int)($size * 1.5), (int)($this->height - ($size / 7)));
$color = $func2($image, mt_rand(0, 127), mt_rand(0, 127), mt_rand(0, 127));
$shadow = $func2($image, mt_rand(127, 254), mt_rand(127, 254), mt_rand(127, 254));