storagemanager.inc.php
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<?php
/**
* $Id$
*
* KnowledgeTree Open Source Edition
* Document Management Made Simple
* Copyright (C) 2004 - 2008 The Jam Warehouse Software (Pty) Limited
*
* 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 The Jam Warehouse Software (Pty) Limited, Unit 1, Tramber Place,
* Blake Street, Observatory, 7925 South Africa. 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): ______________________________________
*
* -------------------------------------------------------------------------
*
* Manages the storage and storage location of a file.
*
* The Document Manager may only use setDiskPath on the oDocument
* object, and should not update the document object.
*/
require_once(KT_DIR . '/search2/indexing/indexerCore.inc.php');
class KTStorageManager {
/**
* Puts the given file into storage, and saves the storage details
* into the document.
*/
function upload (&$oDocument, $sTmpFilePath) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Gets the latest verison of a document's contents from storage and
* writes it to the standard content with HTTP headers as an
* attachment.
*/
function download (&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Gets a specific version of a document's contents from storage and
* writes it to the standard content with HTTP headers.
*/
function downloadVersion (&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Gets the latest verison of a document's contents from storage and
* writes it to the standard content with HTTP headers for inline
* view.
*/
function inlineView (&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Performs any storage changes necessary to account for a changed
* repository path.
*
* The info arrays must contain the following information:
* "names" => an array of the names of the folders in the path
* from the root of the repository
* ("Root Folder", "foo", "bar", "baz")
* "ids" => an array of the ids of the folders in the path from
* the root of the repository
* (1, 3, 9, 27)
*/
function move (&$oDocument, $aOldInfo, $aNewInfo) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Perform any storage changes necessary to account for moving one
* tree in the repository to a different location.
*/
function moveFolder ($oFolder, $oDestFolder) {
return PEAR::raiseError(_kt("Not implemented"));
}
function renameFolder($oFolder, $sNewName) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Perform any storage changes necessary to account for a copied
* document object.
*/
function copy ($oSrcDocument, &$oNewDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Performs any storage changes necessary to account for the
* document being marked as deleted.
*/
function delete (&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Remove the documents (already marked as deleted) from the
* storage.
*/
function expunge (&$oDocument) {
$documentid = $oDocument->getId();
$indexer = Indexer::get();
$indexer->deleteDocument($documentid);
}
function deleteVersion(&$oVersion) {
return PEAR::raiseError(_kt("Not implemented"));
}
/**
* Performs any storage changes necessary to account for the
* document (previously marked as deleted) being restored.
*/
function restore (&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
function getPath(&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
function setPath(&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
function generatePath(&$oDocument) {
return PEAR::raiseError(_kt("Not implemented"));
}
function createFolder($sFolderPath) {
return PEAR::raiseError(_kt("Not implemented"));
}
function renameDocument(&$oDocument, $oOldContentVersion, $sNewFilename) {
return PEAR::raiseError(_kt("Not implemented"));
}
}
class KTStorageManagerUtil {
static function &getSingleton() {
static $singleton = null;
if (is_null($singleton))
{
$oConfig =& KTConfig::getSingleton();
$sDefaultManager = 'KTOnDiskHashedStorageManager';
$klass = $oConfig->get('storage/manager', $sDefaultManager);
if (!class_exists($klass)) {
$klass = $sDefaultManager;
}
$singleton = new $klass;
}
return $singleton;
}
}
?>