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Example code of refbw/uniform-simple-captcha

Informations about the package uniform-simple-captcha

Simple captcha

This plugin implements a simple captcha guard for Martin Zurowietz' kirby-uniform plugin for Kirby v3 - dependency-free & GDPR-friendly, powered by php-simple-captcha, a fork of Gregwar/Captcha.

Note: The generated image uses a data URI as its src attribute, everything else is handled by Kirby's session object.

Getting started

Use one of the following methods to install & use refbw/uniform-simple-captcha:

Git submodule

If you know your way around Git, you can download this plugin as a submodule:

Composer

Clone or download

  1. Clone or download this repository.
  2. Unzip / Move the folder to site/plugins.

Usage

Template

There are two helper functions:

You may use them in your template like so:

Controller

After that, you have to enable the guard by calling simplecaptchaGuard() on the $form object.

For more information, check out the kirby-uniform docs on its magic methods:

Configuration

You may change certain options from your config.php globally ('simple-captcha.optionName'):

Option Type Default Description
'length' int 5 Number of characters
'charset' string a-z, A-Z, 0-9 Allowed characters (as string)
'width' int 150 Captcha image width
'height' int 40 Captcha image height
'fonts' string/array see fonts Path(s) to font file(s)
'distort' bool true Whether to distort the image
'interpolate' bool true Whether to interpolate the image
'maxLinesBehind' int random Maximum number of lines behind the captcha phrase
'maxLinesFront' int random Maximum number of lines in front of the captcha phrase
'maxAngle' int 8 Maximum character angle
'maxOffset' int 5 Maximum character offset
'bgColor' array/string random Background color, RGB, HEX or 'transparent'
'lineColor' array/string random Line color, RGB or HEX
'textColor' array/string random Text color, RGB or HEX
'bgImage' array/string none Path to background image
'applyEffects' bool true Whether to apply (any) effects
'applyNoise' bool true Whether to apply background noise (using random letters)
'noiseFactor' int 2 Multiples of phrase length to be used for noise generation
'applyPostEffects' bool true Whether to apply post effects
'applyScatterEffect' bool true Whether to enable scatter effect
'randomizeFonts' bool true Whether to use random font for each symbol

Note:

License

This plugin is licensed under the buy a license.

All versions of uniform-simple-captcha with dependencies

PHP Build Version
Package Version
Requires getkirby/composer-installer Version ^1.1
mzur/kirby-uniform Version ^5.0
s1syphos/php-simple-captcha Version ^2.1
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