deleteDocumentBL.php
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<?php
/**
* $Id$
*
* Business logic concerned with the deletion of a document.
* Will use deleteDocumentUI for presentation information.
*
* Copyright (c) 2003 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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
*
* @version $Revision$
* @author Rob Cherry, Jam Warehouse (Pty) Ltd, South Africa
* @package documentmanagement
*/
require_once("../../../../config/dmsDefaults.php");
KTUtil::extractGPC('fDeleteConfirmed', 'fDocumentIDs', 'fRememberDocumentID');
require_once("$default->fileSystemRoot/lib/foldermanagement/Folder.inc");
require_once("$default->fileSystemRoot/lib/foldermanagement/FolderUserRole.inc");
require_once("$default->fileSystemRoot/lib/users/User.inc");
require_once("$default->fileSystemRoot/lib/documentmanagement/Document.inc");
require_once("$default->fileSystemRoot/lib/documentmanagement/DocumentTransaction.inc");
require_once("$default->fileSystemRoot/lib/documentmanagement/PhysicalDocumentManager.inc");
require_once("$default->fileSystemRoot/lib/subscriptions/SubscriptionEngine.inc");
require_once("$default->fileSystemRoot/lib/subscriptions/SubscriptionManager.inc");
require_once("$default->fileSystemRoot/presentation/Html.inc");
require_once("$default->fileSystemRoot/presentation/lookAndFeel/knowledgeTree/foldermanagement/folderUI.inc");
require_once("deleteDocumentUI.inc");
$aNondeletedDocs = array();
if (checkSession()) {
if (isset($fRememberDocumentID)) {
$fDocumentIDs = $_SESSION['documents'][$fRememberDocumentID];
} else {
$sUniqueID = KTUtil::randomString();
$_SESSION["documents"][$sUniqueID] = $fDocumentIDs;
$fRememberDocumentID = $sUniqueID;
}
if (isset($fDocumentIDs)) {
// Check permission and collaboration for all documents
for ($i = 0; $i < count($fDocumentIDs); $i++) {
$oDocument = Document::get($fDocumentIDs[$i]);
if (!Permission::userHasDocumentWritePermission($oDocument)) {
// user does not have permission to delete the document
require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
$oPatternCustom = & new PatternCustom();
$oPatternCustom->setHtml(renderErrorPage(_("You do not have, at least, permission to delete one document") . ": " .
$oDocument->getName() . "<br>" . _("Please deselect it and retry.")));
$main->setCentralPayload($oPatternCustom);
$main->render();
return;
} else {
// check if there is collaboration for this document
$aFolderUserRoles = FolderUserRole::getList(array("document_id = ?", $fDocumentIDs[$i]));/*ok*/
// check if any of them are active
$bActive = false;
for ($j=0; $j<count($aFolderUserRoles); $j++) {
$default->log->info("delDoc bActive=" . ($bActive ? "1" : "0") . ";folderUserRoleID=" . $aFolderUserRoles[$j]->getGroupFolderApprovalID() . "; active=" . ($aFolderUserRoles[$j]->getActive() ? "1" : "0"));
$bActive = $bActive || $aFolderUserRoles[$j]->getActive();
}
if ($bActive) {
// there are active collaboration roles for this doc
require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
$oPatternCustom = & new PatternCustom();
$oPatternCustom->setHtml(renderErrorPage(_("You can't, at least, delete one document") . ": " .
$oDocument->getName() . "<br>" . _("It's still in collaboration")));
$main->setCentralPayload($oPatternCustom);
$main->render();
return;
}
}
}
/* Delete all files
If an error occured while deleting a file, then:
- make a rollback of the current file
- insert document object in $aNondeletedDocs array
- delete the other selected file
At the end check the $aNondeletedDocs array
- if is empty then OK
- if is not empty then show the nondeleted files list
*/
// Delete all files with possible rollback
if (isset($fDeleteConfirmed)) {
// deletion of all documents are confirmed
for ($i = 0; $i < count($fDocumentIDs); $i++) {
$oDocument = Document::get($fDocumentIDs[$i]);
if (isset($oDocument)) {
// New transaction
$sDocumentPath = Folder::getFolderPath($oDocument->getFolderID()) . $oDocument->getFileName();
$oDocumentTransaction = & new DocumentTransaction($fDocumentIDs[$i], "Document deleted", DELETE);
$oDocumentTransaction->create();
// flip the status id
$oDocument->setStatusID(DELETED);
// store
if ($oDocument->update()) {
// now move the document to the delete folder
if (PhysicalDocumentManager::delete($oDocument)) {
// successfully deleted the document
$default->log->info("deleteDocumentBL.php successfully deleted document " .
$oDocument->getFileName() . " from folder " .
Folder::getFolderPath($oDocument->getFolderID()) .
" id=" . $oDocument->getFolderID());
// delete all collaboration roles
for ($j=0; $j<count($aFolderUserRoles); $j++) {
$default->log->info("delDoc deleting folderuserroleID=" . $aFolderUserRoles[$j]->getGroupFolderApprovalID());
$aFolderUserRoles[$j]->delete();
}
// fire subscription alerts for the deleted document
$count = SubscriptionEngine::fireSubscription($fDocumentIDs[$i],
SubscriptionConstants::subscriptionAlertType("RemoveSubscribedDocument"),
SubscriptionConstants::subscriptionType("DocumentSubscription"),
array( "folderID" => $oDocument->getFolderID(),
"removedDocumentName" => $oDocument->getName(),
"folderName" => Folder::getFolderDisplayPath($oDocument->getFolderID())));
$default->log->info("deleteDocumentBL.php fired $count subscription alerts for removed document " . $oDocument->getName());
// remove all document subscriptions for this document
if (SubscriptionManager::removeSubscriptions($fDocumentIDs[$i], SubscriptionConstants::subscriptionType("DocumentSubscription"))) {
$default->log->info("deleteDocumentBL.php removed all subscriptions for this document");
} else {
$default->log->error("deleteDocumentBL.php couldn't remove document subscriptions");
}
} else {
//could not delete the document from the file system
$default->log->error("deleteDocumentBL.php Filesystem error deleting document " . $oDocument->getFileName() . " from folder " . Folder::getFolderPath($oDocument->getFolderID()) . " id=" . $oDocument->getFolderID());
//reverse the document deletion
$oDocument->setStatusID(LIVE);
$oDocument->update();
//get rid of the document transaction
$oDocumentTransaction->delete();
// Store the doc with problem
array_push($aNondeletedDocs, array($oDocument, _("Could not delete document on file system")));
}
} else {
//could not update the documents status in the db
$default->log->error("deleteDocumentBL.php DB error deleting document " . $oDocument->getFileName() . " from folder " . Folder::getFolderPath($oDocument->getFolderID()) . " id=" . $oDocument->getFolderID());
//get rid of the document transaction
$oDocumentTransaction->delete();
// Store the doc with problem
array_push($aNondeletedDocs, array($oDocument, _("Could not update document in database")));
}
} else {
//could not load document object
// Store the doc with problem
array_push($aNondeletedDocs, array($oDocument, _("Could not load document in database")));
}
}
// List nondeleted documents
if (!empty($aNondeletedDocs) ) {
require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
$oPatternCustom = & new PatternCustom();
$sError = _("An error occured deleting the following document(s):") . "<br><br>";
foreach ($aNondeletedDocs as $oDoc) {
$sError .= $oDoc[0]->getDisplayPath() . ": " .$oDoc[1] . "<br>";
}
$sError .= "<br>" . _("The other documents are been deleted.");
$oPatternCustom->addHtml(renderErrorPage($sError));
$main->setCentralPayload($oPatternCustom);
$main->render();
reset($aNondeletedDocs);
} else {
// redirect to the browse folder page
redirect("$default->rootUrl/control.php?action=browse&fFolderID=" . $oDocument->getFolderID());
}
} else {
//get confirmation first
require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
$oPatternCustom = & new PatternCustom();
$oPatternCustom->addHtml(getPage($fRememberDocumentID));
$main->setCentralPayload($oPatternCustom);
$main->render();
}
} else {
//no document selected for deletion
require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
$oPatternCustom = & new PatternCustom();
$oPatternCustom->setHtml(renderErrorPage(_("No document currently selected")));
$main->setCentralPayload($oPatternCustom);
$main->render();
}
}
?>