Viewing file:  Validator.php (1.5 KB) -rw-rw-rw-
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<?php
/**
* @package SPLIB
* @version $Id: Validator.php,v 1.1 2003/12/12 08:06:02 kevin Exp $
*/
/**
* Validator base class for form validation
* @abstract
* @package SPLIB
*/
class Validator {
/**
* Stores validation error messages
* @access private
* @var array
*/
var $errors;
/**
* Constucts a new Validator object
* @param string text to validate
*/
function Validator ($validateThis) {
$this->errors=array();
$this->validate($validateThis);
}
/**
* Validation method for subclasses to provide
* @param string text to validate
* @access protected
* @abstract
* @return void
*/
function validate($validateThis) {}
/**
* Adds an error message to the array
* @return void
* @access protected
*/
function setError ($msg) {
$this->errors[]=$msg;
}
/**
* Returns true if string valid, false if not
* @return boolean
* @access public
*/
function isValid () {
if ( count ($this->errors) > 0 ) {
return false;
} else {
return true;
}
}
/**
* Iterator for fetching error messages
* @return mixed
* @access public
*/
function fetch () {
$error = each ( $this->errors );
if ( $error ) {
return $error['value'];
} else {
reset($this->errors);
return false;
}
}
}
?>
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