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<?php
/**
* Base class for Management of Liberty Content
*
* @package liberty
* @version $Header: /cvsroot/bitweaver/_bit_liberty/LibertyBase.php,v 1.21 2007/07/10 20:01:09 squareing Exp $
* @author spider <spider@steelsun.com>
*/
// +----------------------------------------------------------------------+
// | Copyright (c) 2004, bitweaver.org
// +----------------------------------------------------------------------+
// | All Rights Reserved. See copyright.txt for details and a complete list of authors.
// | Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details
// |
// | For comments, please use phpdocu.sourceforge.net documentation standards!!!
// | -> see http://phpdocu.sourceforge.net/
// +----------------------------------------------------------------------+
// | Authors: spider <spider@steelsun.com>
// +----------------------------------------------------------------------+
/**
* required setup
*/
require_once( LIBERTY_PKG_PATH.'liberty_lib.php' );
require_once( KERNEL_PKG_PATH.'BitBase.php' );
/**
* Virtual base class (as much as one can have such things in PHP) for all
* derived bitweaver classes that manage content.
*
* @package liberty
*/
class LibertyBase extends BitBase {
/**
* Constructor building on BitBase object
*
* Object need to init the database connection early
* Database will be linked via a previously activated BitDb object
* which will provide the mDb pointer to that database
*/
function LibertyBase () {
BitBase::BitBase();
}
/**
* given a content_type_guid this will return an object of the proper type
*
* @param the content type to be loaded
*/
function getLibertyClass($pContentGuid) {
// We can abuse getLibertyObject to do the work
$ret = $this->getLibertyObject('1', $pContentGuid, FALSE);
// Make sure we don't have a content_id set though.
unset($ret->mContentId);
return $ret;
}
/**
* Given a content_id, this will return and object of the proper type
*
* @param integer content_id of the object to be returned
* @param string optional content_type_guid of pConId. This will save a select if you happen to have this info. If not, this method will look it up for you.
* @param call load on the content. Defaults to true.
* @returns object of the appropriate content type class
*/
function getLibertyObject( $pContentId, $pContentGuid=NULL, $pLoadContent = TRUE ) {
$ret = NULL;
global $gLibertySystem, $gBitUser, $gBitSystem;
if( BitBase::verifyId( $pContentId ) ) {
// remove non integer bits from structure_id and content_id requests
// can happen with period's at the end of url's that are email'ed around
$pContentId = preg_replace( '/[\D]/', '', $pContentId );
if( empty( $pContentGuid ) ) {
$pContentGuid = $gLibertySystem->mDb->getOne( "SELECT `content_type_guid` FROM `".BIT_DB_PREFIX."liberty_content` WHERE `content_id`=?", array( $pContentId ) );
}
if( !empty( $pContentGuid ) && isset( $gLibertySystem->mContentTypes[$pContentGuid] ) ) {
$type = $gLibertySystem->mContentTypes[$pContentGuid];
if( $gLibertySystem->requireHandlerFile( $type )) {
$ret = new $type['handler_class']( NULL, $pContentId );
if( $pLoadContent ) {
$ret->load();
}
}
}
}
return $ret;
}
}
?>
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