42 lines
1.3 KiB
PHP
42 lines
1.3 KiB
PHP
<?php
|
|
|
|
# KCAPTCHA configuration file
|
|
|
|
$alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"; # do not change without changing font files!
|
|
|
|
# symbols used to draw CAPTCHA
|
|
$allowed_symbols = "0123456789"; #digits
|
|
//$allowed_symbols = "23456789abcdeghkmnpqsuvxyz"; #alphabet without similar symbols (o=0, 1=l, i=j, t=f)
|
|
|
|
# folder with fonts
|
|
$fontsdir = 'fonts';
|
|
|
|
# CAPTCHA string length
|
|
//$length = mt_rand(5,6); # random 5 or 6
|
|
$length = 6;
|
|
|
|
# CAPTCHA image size (you do not need to change it, whis parameters is optimal)
|
|
$width = 120;
|
|
$height = 60;
|
|
|
|
# symbol's vertical fluctuation amplitude divided by 2
|
|
$fluctuation_amplitude = 5;
|
|
|
|
# increase safety by prevention of spaces between symbols
|
|
$no_spaces = false;
|
|
|
|
# show credits
|
|
$show_credits = false; # set to false to remove credits line. Credits adds 12 pixels to image height
|
|
$credits = 'www.captcha.ru'; # if empty, HTTP_HOST will be shown
|
|
|
|
# CAPTCHA image colors (RGB, 0-255)
|
|
$foreground_color = array(0, 0, 0);
|
|
$background_color = array(255, 255, 255);
|
|
//$foreground_color = array(mt_rand(0,100), mt_rand(0,100), mt_rand(0,100));
|
|
//$background_color = array(mt_rand(200,255), mt_rand(200,255), mt_rand(200,255));
|
|
|
|
# JPEG quality of CAPTCHA image (bigger is better quality, but larger file size)
|
|
$jpeg_quality = 90;
|
|
|
|
$wave = true;
|
|
?>
|