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[Gforge-commits] %s


From: Tim Perdue,,,
Subject: [Gforge-commits] %s
Date: Wed, 19 Jan 2005 20:14:31 +0000

Update of /cvsroot/gforge/gforge/common/include
In directory db.perdue.net:/home/tperdue/share/dev.gforge.org/common/include

Added Files:
        Validator.class 
Log Message:


--- NEW FILE: Validator.class ---
<?php
/**
 * GForge Project Management Facility
 *
 * Copyright 2002 GForge, LLC
 * http://gforge.org/
 *
 * This file is part of GForge.
 *
 * GForge is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * GForge is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GForge; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  US
 */

/**
* This class is a simple utility to validate fields
* 
* Sample usage:
*
* $v = new Validator();
* $v->check($summary, "summary");
* $v->check($detail, "detail");
* if (!$v->isClean()) {
*  print $v->formErrorMsg("The following fields were null:");
* }
*
*/
class Validator {
        var $badfields;

        /**
        * Checks to see if a field is null; if so, the field name is added to 
an internal array
        *
        * @param field - a variable to check for null
        * @param name - the variable name
        */
        function check($field, $name) {
                if (!$field) {
                        $this->badfields[] = $name;
                }
        }

        /**
        * Returns true if no null fields have been checked so far
        *
        * @return boolean - True if there are no null fields so far
        */
        function isClean() {
                return count($this->badfields) == 0;
        }
        
        /**
        * Returns an error message which contains the null field names which 
have been checked
        *
        * @param preamble string - A string with which to start the error 
message
        * @return string - A complete error message
        */
        function formErrorMsg($preamble) {
                foreach ($this->badfields as $field) {
                        $preamble = $preamble.$field.",";
                }
                return substr($preamble, 0, strlen($preamble)-1);
        }
}
?>





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