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| author | David M <davidmj@users.sourceforge.net> | 2006-05-13 17:48:21 +0000 |
|---|---|---|
| committer | David M <davidmj@users.sourceforge.net> | 2006-05-13 17:48:21 +0000 |
| commit | 2499d92c83e5bad7860e7b581525a947b6bde27d (patch) | |
| tree | f943fadcf17ba055f9e489d7394c99d85bd4061c /phpBB/includes/captcha/captcha_gd.php | |
| parent | c652f7a4a7531abd38c6d54eef12b8759077af65 (diff) | |
| download | forums-2499d92c83e5bad7860e7b581525a947b6bde27d.tar forums-2499d92c83e5bad7860e7b581525a947b6bde27d.tar.gz forums-2499d92c83e5bad7860e7b581525a947b6bde27d.tar.bz2 forums-2499d92c83e5bad7860e7b581525a947b6bde27d.tar.xz forums-2499d92c83e5bad7860e7b581525a947b6bde27d.zip | |
- captcha stuff
- unique_id
git-svn-id: file:///svn/phpbb/trunk@5911 89ea8834-ac86-4346-8a33-228a782c2dd0
Diffstat (limited to 'phpBB/includes/captcha/captcha_gd.php')
| -rw-r--r-- | phpBB/includes/captcha/captcha_gd.php | 53 |
1 files changed, 20 insertions, 33 deletions
diff --git a/phpBB/includes/captcha/captcha_gd.php b/phpBB/includes/captcha/captcha_gd.php index a1b9325895..fb7dee7a49 100644 --- a/phpBB/includes/captcha/captcha_gd.php +++ b/phpBB/includes/captcha/captcha_gd.php @@ -15,20 +15,6 @@ * * Thanks to Robert Hetzler (Xore) * -* @todo see notes in includes/captcha/captcha_gd.php -* -* Within the policy 'policy_occlude' the letters need to have more space in-between of them. -* At the moment it can happen that the letters get overlapped -* -* Completely remove the number 0 -* Make it case-insensitive -* -* The policy_entropy seems to be the best readable, then follows policy_occlude and policy_3dbitmap not readable. -* -* Within the policy 'policy_3dbitmap': -* The 2 and the Z seem to be very similar -* The letters are not distinguishable(?) enough from the background, maybe related to the letters itself -* The colors are generally a bit off making it hard to read... */ class captcha { @@ -39,7 +25,7 @@ class captcha { global $config; - $policy_modules = array('policy_entropy', 'policy_occlude'); // 'policy_3dbitmap' + $policy_modules = array('policy_entropy', 'policy_occlude', 'policy_3dbitmap'); // Remove all disabled policy modules foreach ($policy_modules as $key => $name) @@ -58,7 +44,7 @@ class captcha /** * Send image and destroy */ - function send_image(&$image) + function send_image(&$image, $array=array()) { header('Content-Type: image/png'); header('Cache-control: no-cache, no-store'); @@ -215,12 +201,13 @@ class captcha $colors = array(); - $minr = mt_rand(0, 127); - $ming = mt_rand(0, 127); - $minb = mt_rand(0, 127); - $maxr = mt_rand(128, 256); - $maxg = mt_rand(128, 256); - $maxb = mt_rand(128, 256); + $minr = mt_rand(0, 8); + $ming = mt_rand(0, 8); + $minb = mt_rand(0, 8); + + $maxr = mt_rand(128, 220); + $maxg = mt_rand(128, 220); + $maxb = mt_rand(128, 220); for ($i = -30; $i <= 30; ++$i) { @@ -379,7 +366,7 @@ class captcha { global $config; $char_size = 40; - $overlap_factor = .35; + $overlap_factor = .32; // Generate image $img_x = 250; @@ -1545,7 +1532,7 @@ function captcha_bitmaps() array(0,1,0,0,1,0,0,0,0), array(0,0,1,1,0,0,0,0,0), ), - 'K' => array( // New 'K', supplied by Neothermic + 'K' => array( // New 'K', supplied by NeoThermic array(1,0,0,0,0,0,0,0,1), array(1,0,0,0,0,0,0,1,0), array(1,0,0,0,0,0,1,0,0), @@ -1800,11 +1787,11 @@ function captcha_bitmaps() array(0,0,0,0,1,0,0,0,0), array(0,0,0,0,1,0,0,0,0), ), - 'Z' => array( + 'Z' => array( // New 'Z' supplied by Anon array(1,1,1,1,1,1,1,1,1), + array(1,0,0,0,0,0,0,0,1), array(0,0,0,0,0,0,0,0,1), array(0,0,0,0,0,0,0,1,0), - array(0,0,0,0,0,0,0,1,0), array(0,0,0,0,0,0,1,0,0), array(0,0,0,0,0,1,0,0,0), array(0,0,0,0,0,1,0,0,0), @@ -1813,8 +1800,8 @@ function captcha_bitmaps() array(0,0,0,1,0,0,0,0,0), array(0,0,1,0,0,0,0,0,0), array(0,1,0,0,0,0,0,0,0), - array(0,1,0,0,0,0,0,0,0), array(1,0,0,0,0,0,0,0,0), + array(1,0,0,0,0,0,0,0,1), array(1,1,1,1,1,1,1,1,1), ), '1' => array( @@ -1834,13 +1821,13 @@ function captcha_bitmaps() array(0,0,0,0,1,0,0,0,0), array(0,1,1,1,1,1,1,1,0), ), - '2' => array( - array(0,0,1,1,1,1,1,0,0), - array(0,1,0,0,0,0,0,1,0), - array(1,0,0,0,0,0,0,0,1), - array(0,0,0,0,0,0,0,0,1), + '2' => array( // New '2' supplied by Anon + array(0,0,0,1,1,1,0,0,0), + array(0,0,1,0,0,0,1,0,0), + array(0,1,0,0,0,0,1,1,0), array(0,0,0,0,0,0,0,0,1), array(0,0,0,0,0,0,0,0,1), + array(0,0,0,0,0,0,0,1,1), array(0,0,0,0,0,0,0,1,0), array(0,0,0,0,0,0,1,0,0), array(0,0,0,0,0,1,0,0,0), @@ -1848,8 +1835,8 @@ function captcha_bitmaps() array(0,0,0,1,0,0,0,0,0), array(0,0,1,0,0,0,0,0,0), array(0,1,0,0,0,0,0,0,0), - array(1,0,0,0,0,0,0,0,0), array(1,1,1,1,1,1,1,1,1), + array(0,0,0,0,0,0,0,0,0), ), '3' => array( array(0,0,1,1,1,1,1,0,0), |