criteriaregistry.php
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<?php
/**
* $Id: criteriaregistry.php 5492 2006-06-04 20:50:43Z bryndivey $
*
* Copyright (c) 2006 Jam Warehouse http://www.jamwarehouse.com
*
* This program 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; using version 2 of the License.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* -------------------------------------------------------------------------
*
* You can contact the copyright owner regarding licensing via the contact
* details that can be found on the KnowledgeTree web site:
*
* http://www.ktdms.com/
*/
class KTCriteriaRegistry {
var $_aCriteria = array();
var $_aCriteriaDetails = array();
var $_bGenericRegistered = false;
function &getSingleton() {
if (!KTUtil::arrayGet($GLOBALS['_KT_CRITERIA'], 'oKTCriteriaRegistry')) {
$GLOBALS['_KT_CRITERIA']['oKTCriteriaRegistry'] = new KTCriteriaRegistry;
// $GLOBALS['_KT_CRITERIA']['oKTCriteriaRegistry']->_buildGenericCriteria();
}
return $GLOBALS['_KT_CRITERIA']['oKTCriteriaRegistry'];
}
function _buildGenericCriteria() {
$aFields =& DocumentField::getList();
foreach($aFields as $oField) {
$sNamespace = $oField->getNamespace();
$oFieldset =& KTFieldset::get($oField->getParentFieldset());
$aInitialize = array(sprintf("%s: %s", $oFieldset->getName(), $oField->getName()), 'id', 'id', $oField->getId(), $sNamespace);
$this->registerCriterion('GenericMetadataCriterion', $sNamespace, null, $aInitialize);
}
$this->_bGenericRegistered = true;
}
function registerCriterion($sClassName, $sNamespace = null, $sFilename = null, $aInitialize = null) {
$this->_aCriteriaDetails[$sNamespace] = array($sClassName, $sNamespace, $sFilename, $aInitialize);
}
function &getCriterion($sNamespace) {
if(!$this->_bGenericRegistered) {
$this->_buildGenericCriteria();
}
if (array_key_exists($sNamespace, $this->_aCriteria)) {
return $this->_aCriteria[$sNamespace];
}
$aDetails = KTUtil::arrayGet($this->_aCriteriaDetails, $sNamespace);
if (empty($aDetails)) {
return null;
}
$sFilename = $aDetails[2];
if (!empty($sFilename)) {
require_once($sFilename);
}
$sClassName = $aDetails[0];
$oCriterion =& new $sClassName();
if(is_array($aDetails[3])) {
call_user_func_array(array(&$oCriterion, 'initialize'), $aDetails[3]);
}
$this->_aCriteria[$sNamespace] =& $oCriterion;
return $oCriterion;
}
function &getCriteria() {
if(!$this->_bGenericRegistered) {
$this->_buildGenericCriteria();
}
$aRet = array();
foreach (array_keys($this->_aCriteriaDetails) as $sCriteriaName) {
$aRet[$sCriteriaName] =& $this->getCriterion($sCriteriaName);
}
return $aRet;
}
}