diff options
Diffstat (limited to 'system/helpers/captcha_helper.php')
| -rw-r--r-- | system/helpers/captcha_helper.php | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index c302a828b..865a6754d 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -76,8 +76,7 @@ if ( ! function_exists('create_captcha')) // Remove old images // ----------------------------------- - list($usec, $sec) = explode(' ', microtime()); - $now = ((float)$usec + (float)$sec); + $now = microtime(TRUE); $current_dir = @opendir($img_path); while ($filename = @readdir($current_dir)) @@ -158,32 +157,32 @@ if ( ! function_exists('create_captcha')) // ----------------------------------- // Write the text // ----------------------------------- - $use_font = ($font_path != '' && file_exists($font_path) && function_exists('imagettftext')); - if ($use_font == FALSE) + $use_font = ($font_path != '' && file_exists($font_path) && function_exists('imagettftext')); + if ($use_font === FALSE) { $font_size = 5; - $x = rand(0, $img_width/($length/3)); + $x = rand(0, $img_width / ($length / 3)); $y = 0; } else { $font_size = 16; - $x = rand(0, $img_width/($length/1.5)); - $y = $font_size+2; + $x = rand(0, $img_width / ($length / 1.5)); + $y = $font_size + 2; } for ($i = 0; $i < $length; $i++) { - if ($use_font == FALSE) + if ($use_font === FALSE) { - $y = rand(0 , $img_height/2); + $y = rand(0 , $img_height / 2); imagestring($im, $font_size, $x, $y, $word[$i], $text_color); - $x += ($font_size*2); + $x += ($font_size * 2); } else { - $y = rand($img_height/2, $img_height-3); + $y = rand($img_height / 2, $img_height - 3); imagettftext($im, $font_size, $angle, $x, $y, $text_color, $font_path, $word[$i]); $x += $font_size; } @@ -191,7 +190,7 @@ if ( ! function_exists('create_captcha')) // Create the border - imagerectangle($im, 0, 0, $img_width-1, $img_height-1, $border_color); + imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $border_color); // ----------------------------------- // Generate the image |