ImageCaptcha

Shieldon\Firewall\Captcha\ImageCaptcha

• param array $config - The settings.
• return void

$config = [
    'word_length' => 6,
];

$captchaInstance = new \Shieldon\Captcha\ImageCaptcha($config);
$shieldon->setCaptcha($captchaInstance);

Settings

Default settings:

key	type	value
img_width	int	250
img_height	int	50
word_length	int	8
font_spacing	int	10
pool	string	0123456789abcdefghijklmno pqrstuvwxyzABCDEFGHIJKL MNOPQRSTUVWXYZ
colors	array	see Color settings below.

Color settings:

key	type	value
background	array	[255, 255, 255]
border	array	[153, 200, 255]
text	array	[51, 153, 255]
grid	array	[153, 200, 255]

Example:

$defaults = [
    'img_width' => 250,
    'img_height' => 50,
    'word_length' => 8,
    'font_spacing' => 10,
    'pool' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
    'colors' => [
        'background' => [255, 255, 255],
        'border' => [153, 200, 255],
        'text' => [51, 153, 255],
        'grid' => [153, 200, 255]
    ]
];