diff options
Diffstat (limited to 'system/plugins/captcha_pi.php')
| -rw-r--r-- | system/plugins/captcha_pi.php | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/system/plugins/captcha_pi.php b/system/plugins/captcha_pi.php index 77f29f8b9..7092f28e1 100644 --- a/system/plugins/captcha_pi.php +++ b/system/plugins/captcha_pi.php @@ -28,7 +28,7 @@ Once loaded you can generate a captcha like this: 'word' => 'Random word', 'img_path' => './captcha/', 'img_url' => 'http://example.com/captcha/', - 'font_path' => './system/fonts/texb.ttf', + 'font_path' => './path/to/fonts/texb.ttf', 'img_width' => '150', 'img_height' => 30, 'expiration' => 7200 @@ -110,7 +110,6 @@ On the page where the captcha will be shown you'll have something like this: $cap = create_captcha($vals); $data = array( - 'captcha_id' => '', 'captcha_time' => $cap['time'], 'ip_address' => $this->input->ip_address(), 'word' => $cap['word'] @@ -128,7 +127,7 @@ Then, on the page that accepts the submission you'll have something like this: // First, delete old captchas $expiration = time()-7200; // Two hour limit - $DB->query("DELETE FROM captcha WHERE captcha_time < ".$expiration); + $this->db->query("DELETE FROM captcha WHERE captcha_time < ".$expiration); // Then see if a captcha exists: $sql = "SELECT COUNT(*) AS count FROM captcha WHERE word = ? AND ip_address = ? AND date > ?"; @@ -180,7 +179,7 @@ function create_captcha($data = '', $img_path = '', $img_url = '', $font_path = return FALSE; } - if ( ! is_really_writable($img_path)) + if ( ! is_writable($img_path)) { return FALSE; } @@ -243,7 +242,7 @@ function create_captcha($data = '', $img_path = '', $img_url = '', $font_path = // ----------------------------------- // Create image // ----------------------------------- - + // PHP.net recommends imagecreatetruecolor(), but it isn't always available if (function_exists('imagecreatetruecolor')) { |