dashletregistry.inc.php
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<?php
/**
* $Id$
*
* KnowledgeTree Community Edition
* Document Management Made Simple
* Copyright (C) 2008, 2009, 2010 KnowledgeTree Inc.
*
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
* California 94120-7775, or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
* Contributor( s): ______________________________________
*
*/
require_once(KT_LIB_DIR . "/plugins/pluginregistry.inc.php");
class KTDashletRegistry {
var $nsnames = array();
static function &getSingleton () {
if (!KTUtil::arrayGet($GLOBALS['_KT_PLUGIN'], 'oKTDashboardRegistry')) {
$GLOBALS['_KT_PLUGIN']['oKTDashboardRegistry'] = new KTDashletRegistry;
}
return $GLOBALS['_KT_PLUGIN']['oKTDashboardRegistry'];
}
function registerDashlet($name, $nsname, $filename = "", $sPlugin = "") {
$this->nsnames[$nsname] = array($name, $filename, $nsname, $sPlugin);
}
/**
* Get any dashlets added since the user's last login
*
* @param object $oUser
*/
function getNewDashlets($oUser, $sCurrent) {
$new = array();
$inactive = array();
static $sInactive = '';
$sIgnore = (!empty($sInactive)) ? $sCurrent.','.$sInactive : $sCurrent;
// Get all dashlets that haven't already been displayed to the user and are active for the user
$query = "SELECT h.classname, h.pathname, h.plugin FROM plugin_helper h
INNER JOIN plugins p ON (h.plugin = p.namespace)
WHERE p.disabled = 0 AND classtype = 'dashlet' ";
if(!empty($sIgnore)){
$query .= " AND h.classname NOT IN ($sIgnore)";
}
$res = DBUtil::getResultArray($query);
// If the query is not empty, get the dashlets and return the new active ones
// Add the inactive ones the list.
if(!PEAR::isError($res) && !empty($res)){
$oRegistry =& KTPluginRegistry::getSingleton();
foreach ($res as $item){
$name = $item['classname'];
$filename = $item['pathname'];
$sPluginName = $item['plugin'];
require_once($filename);
$oPlugin =& $oRegistry->getPlugin($sPluginName);
$oDashlet = new $name;
$oDashlet->setPlugin($oPlugin);
if ($oDashlet->is_active($oUser)) {
$new[] = $name;
}else{
$inactive[] = "'$name'";
}
}
// Add new inactive dashlets
$sNewInactive = implode(',', $inactive);
$sInactive = (!empty($sInactive)) ? $sInactive.','.$sNewInactive : $sNewInactive;
return $new;
}
return '';
}
// FIXME we might want to do the pruning now, but I'm unsure how to handle the preconditions.
function getDashlets($oUser) {
$aDashlets = array();
$oRegistry =& KTPluginRegistry::getSingleton();
// probably not the _best_ way to do things.
foreach ($this->nsnames as $aPortlet) {
$name = $aPortlet[0];
$filename = $aPortlet[1];
$sPluginName = $aPortlet[3];
require_once($aPortlet[1]);
$oPlugin =& $oRegistry->getPlugin($sPluginName);
$oDashlet = new $name;
$oDashlet->setPlugin($oPlugin);
if ($oDashlet->is_active($oUser)) {
$aDashlets[] = $oDashlet;
}
}
return $aDashlets;
}
}
?>