storagemanager.inc.php
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<?php
/**
* $Id$
*
* 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/
* -------------------------------------------------------------------------
*
* 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.
*/
class KTStorageManager {
/**
* Puts the given file into storage, and saves the storage details
* into the document.
*/
function upload (&$oDocument, $sTmpFilePath) {
return PEAR::raiseError("Not implemented");
}
/**
* Gets the latest verison of a document's contents from storage and
* writes it to the standard content with HTTP headers as an
* attachment.
*/
function download (&$oDocument) {
return PEAR::raiseError("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 (&$oDocument) {
return PEAR::raiseError("Not implemented");
}
/**
* Gets the latest verison of a document's contents from storage and
* writes it to the standard content with HTTP headers for inline
* view.
*/
function inlineView (&$oDocument) {
return PEAR::raiseError("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, $aNewInfo) {
return PEAR::raiseError("Not implemented");
}
/**
* Perform any storage changes necessary to account for moving one
* tree in the repository to a different location.
*/
function moveFolder ($oFolder, $oDestFolder) {
return PEAR::raiseError("Not implemented");
}
function renameFolder($oFolder, $sNewName) {
return PEAR::raiseError("Not implemented");
}
/**
* Perform any storage changes necessary to account for a copied
* document object.
*/
function copy ($oSrcDocument, &$oNewDocument) {
return PEAR::raiseError("Not implemented");
}
/**
* Performs any storage changes necessary to account for the
* document being marked as deleted.
*/
function delete (&$oDocument) {
return PEAR::raiseError("Not implemented");
}
/**
* Remove the documents (already marked as deleted) from the
* storage.
*/
function expunge (&$oDocument) {
return PEAR::raiseError("Not implemented");
}
/**
* Performs any storage changes necessary to account for the
* document (previously marked as deleted) being restored.
*/
function restore (&$oDocument) {
return PEAR::raiseError("Not implemented");
}
function getPath(&$oDocument) {
return PEAR::raiseError("Not implemented");
}
function setPath(&$oDocument) {
return PEAR::raiseError("Not implemented");
}
function generatePath(&$oDocument) {
return PEAR::raiseError("Not implemented");
}
function createFolder($sFolderPath) {
return PEAR::raiseError("Not implemented");
}
function renameDocument(&$oDocument, $oOldContentVersion, $sNewFilename) {
return PEAR::raiseError("Not implemented");
}
}
class KTStorageManagerUtil {
function &getSingleton() {
$oConfig =& KTConfig::getSingleton();
$sDefaultManager = 'KTOnDiskPathStorageManager';
$klass = $oConfig->get('storage/manager', $sDefaultManager);
if (!class_exists($klass)) {
$klass = $sDefaultManager;
}
if (!KTUtil::arrayGet($GLOBALS, 'KTStorageManager')) {
$GLOBALS['KTStorageManager'] =& new $klass;
}
return $GLOBALS['KTStorageManager'];
}
}
?>