pronto/core/validator.php

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<?php
/*
 * Regular Expressions used for Input Validation
 *
 */
define('VALID_NOT_EMPTY', '/.+/');
define('VALID_NUMBER',    '/^[0-9]+$/');
define('VALID_FLOAT',     '/^[0-9]*\.?[0-9]+$/');
define('VALID_EMAIL',     '/\\A(?:^([a-z0-9][a-z0-9_\\-\\.\\+]*)@([a-z0-9][a-z0-9\\.\\-]{0,63}\\.(com|org|net|biz|info|name|net|pro|aero|coop|museum|[a-z]{2,4}))$)\\z/i');
define('VALID_URL',       '@((ht|f)tps?://([-\w\.]+)+(:\d+)?(/([\w/_\.]*(\?\S+)?)?)?)@');
define('VALID_DATE',      '/^[12][0-9]{3}-[01][0-9]-[0123][0-9]$/');
define('VALID_TIME',      '/^[0-2][0-9]:[0-5][0-9]:[0-5][0-9]$/');
define('VALID_YEAR',      '/^[12][0-9]{3}$/');

class Validator
{
        function validate(&$errors, $var, $regex, $errorstr, $data=false)
        {
                $req = is_array($data) ? $data : Registry::get('pronto:request_args');
                $val = $this->prepare_input($req[$var]);
                if(!$this->is_valid($val, $regex)) {
                        if(is_array($errors)) $errors[$var] = $errorstr;
                        return false;
                }
                return true;
        }

        function is_valid($value, $regex)
        {
                return !!preg_match($regex, $value);
        }

        function required(&$errors, $vars, $data=false)
        {
                foreach($vars as $v) {
                        $errstr = __('%s is required', ucwords(str_replace('_', ' ', $v)));
                        $this->validate($errors, $v, VALID_NOT_EMPTY, $errstr, $data);
                }
        }

        function prepare_input($val)
        {
                if(is_array($val)) {
                        foreach($val as $k=>$v) {
                                $val[$k] = $this->prepare_input($v);
                        }
                        return $val;
                }
                return get_magic_quotes_gpc() ? stripslashes($val) : $val;
        }
}

?>

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