Source for file PruneAllVersionConstraint.class.php

<?php
 
require_once HARMONI."dataManager/versionConstraints/VersionConstraint.interface.php";
 
/**
 * Prunes out ALL inactive values, of everything.
 *
 * @package harmoni.datamanager.versionconstraint
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: PruneAllVersionConstraint.class.php,v 1.6 2007/09/04 20:25:33 adamfranco Exp $
 */
class PruneAllVersionConstraint extends VersionConstraint {
 
    function checkRecordFieldValue($value) {        
        foreach ($value->getVersionIDs() as $verID) {
            $ver =$value->getVersion($verID);
            
            // these are the conditions under which we will prune the version: (OR)
            // 1) it is inactive
            // 2) the field it is part of has been entirely deleted (deactivated) in the Schema
            // 3) the Record it is part of is inactive
            if (!$ver->isActive() || !$ver->_parent->_parent->_schemaField->isActive()
                || !$ver->_parent->_parent->_parent->isActive())
                $ver->prune();
//            if (!$ver->isActive()) print "version";
//            if (!$ver->_parent->_parent->_schemaField->isActive()) print "schemaField";
//            if (!$ver->_parent->_parent->_parent->isActive()) print "record";
        }
    }
    
    function checkTags($record) {
        $mgr = Services::getService("RecordTagManager");
        
        $mgr->pruneTags($record);
    }
    
    function checkRecord($record) {
        // FALSE if we are to be deleted
        return ($record->isActive())?true:false;
    }
    
}