Class Nonce

Nonce, an anti CSRF token generation/checking class. Copyright (c) 2011 Thibaut Despoulain http://bkcore.com/blog/code/nocsrf-php-class.html

Namespace: ModHelper
Package: ModHelper
Copyright: Copyright (c) 2015 John Rayes
License: MIT
Version: 1.0
Located at Nonce.php

Methods summary
`public`	# `__construct( string $key = null, integer $ttl = 900 )` Parameters `$key` The session and $origin key where to find the token. `$ttl` (Facultative) Makes the token expire after $this->ttl seconds. (null = never)
`public boolean`	# `check( )` Check CSRF tokens match between session and $origin. Make sure you generated a token in the form before checking it. Check CSRF tokens match between session and $origin. Make sure you generated a token in the form before checking it. Returns boolean Returns FALSE if a CSRF attack is detected, TRUE otherwise.
`public string`	# `getHash( )` Returns string
`public`	# `setKey( string $key )` Parameters `$key`
`public string`	# `getKey( )` Returns string
`public`	# `setTtl( integer $ttl )` Parameters `$ttl`
`public integer`	# `getTtl( )` Returns integer
`public string`	# `generate( )` CSRF token generator. After generating the token, put it inside a hidden form field named $this->key. CSRF token generator. After generating the token, put it inside a hidden form field named $this->key. Returns string The generated, base64 encoded token.
`private string`	# `randomString( integer $length )` Generates a random string of given $length. Generates a random string of given $length. Parameters `$length` The string length. Returns string The randomly generated string.

Properties summary
`private string`	`$hash`	#
`private string`	`$key`	#
`private integer`	`$ttl`	# `900`