Validator.php

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<?php
namespace Depage\HtmlForm\Validators;
 
 class Validator
 {
    protected $log;
 
    public function __construct($log = null)
    {
        $this->log = $log;
    }
 
    public static function factory($argument, $log = null)
    {
        if (!is_string($argument) && is_callable($argument, false)) {
            $closureValidator = new Closure($log);
            $closureValidator->setFunc($argument);
 
            return $closureValidator;
        } elseif (($argument[0] === '/') && ($argument[strlen($argument)-1] === '/')) {
            $regExValidator = new RegEx($log);
            $regExValidator->setRegEx($argument);
 
            return $regExValidator;
        } else {
            $type = 'Depage\\HtmlForm\\Validators\\' . $argument;
 
            if (class_exists($type)) {
                return new $type($log);
            } else {
                return new Validator($log);
            }
        }
    }
 
    public function validate($value, $parameters = array())
    {
        return true;
    }
 
    protected function log($argument, $type)
    {
        if (is_callable(array($this->log, 'log'))) {
            $this->log->log($argument, $type);
        } else {
            error_log($argument);
        }
    }
 
    public function getPatternAttribute()
    {
        if (isset($this->regEx)) {
            return ' pattern="' . htmlspecialchars(substr($this->regEx, 1,-1), ENT_QUOTES) . '"';
        }
    }
 
    public static function isValid($input)
    {
        $el = \get_called_class();
        $el = new $el();
 
        return $el->validate($input);
    }
}