FolderBrowser.inc
5.63 KB
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<?php
require_once("$default->fileSystemRoot/lib/browse/Browser.inc");
require_once("$default->fileSystemRoot/lib/security/permission.inc");
require_once("$default->fileSystemRoot/lib/users/User.inc");
require_once("$default->fileSystemRoot/lib/documentmanagement/Document.inc");
require_once("$default->fileSystemRoot/lib/foldermanagement/Folder.inc");
/**
*
* $Id$
*
* Contains document browsing business logic.
*
* Licensed under the GNU GPL. For full terms see the file COPYING.
*
* @version $Revision$
* @author Michael Joseph <michael@jamwarehouse.com>, Jam Warehouse (Pty) Ltd, South Africa
*
* @package lib.documentmanagement
*/
class FolderBrowser extends Browser {
/**
* Construct a new FolderBrowser instance with the specified sort criteria
*
* @param string the field to sort the results by
* @param string the direction to sort the results
*/
function FolderBrowser($sSortField = "name", $sSortDirection = "asc", $aNewSortCriteria = array()) {
Browser::Browser($sSortField, $sSortDirection, $aNewSortCriteria);
}
/**
* Browse the documents by folder
*
* @return array folders and documents
*/
function browse() {
global $default, $fFolderID;
// we're browsing folders
$this->setBrowseStart($fFolderID);
$iFolderID = $fFolderID;
// instantiate and initialise
$results = array();
$sql = $default->db;
// no folder specified, so depending on the users groups, resolve to the right folderID
if ($iFolderID == "") {
// no folder specified, so start at the root folder
// look up this users unit
$unitID = User::getUnitID($_SESSION["userID"]);
if ($unitID) {
// if the user is in a unit, start at the unit's root folder
// lookup the unit name
$unitName = lookupField($default->owl_units_table, "name", "id", $unitID);
// the unit root folder has the same name as the unit
// FIXME: dodgy i know, but its easy
$unitRootFolderName = $unitName;
// now lookup the folderID
$aFolders = Folder::getList("name='$unitRootFolderName' and parent_id=1");
if (!$aFolders) {
// no folder exists with this name, so start at the root
$iFolderID = lookupID($default->owl_folders_table, "parent_id", 0);
} else {
$iFolderID = $aFolders[0]->getID();
}
} else {
// else just start at the root
// FIXME: start at the root folder for the default organisation
$iFolderID = lookupID($default->owl_folders_table, "parent_id", 0);
}
}
$default->log->debug("FolderBrowser::browseByFolder: folderID=$iFolderID");
// get the folder
$results["folders"][] = & Folder::get($iFolderID);
if ($results["folders"][0]) {
// now find all the child folders relative to this one
// FIXME: in the same unit?
// if we're sorting by name then sort folders in the appropriate direction
$folderQuery = "SELECT id FROM $default->owl_folders_table WHERE parent_id=" . $iFolderID . " ORDER BY name " . ($this->sSortField == "name" ? $this->sSortDirection : "ASC");
if ($sql->query($folderQuery)) {
while ($sql->next_record()) {
// add the child folders to the array
$results["folders"][] = & Folder::get($sql->f("id"));
}
}
// create query to retrieve documents in this folder
$documentQuery = "SELECT d.id as id FROM $default->owl_documents_table d ";
if ( isset($this->aSortCriteria[$sSortField]["lookup"]) ) {
$documentQuery .= "INNER JOIN " . $this->aSortCriteria[$sSortField]["lookup"]["lookupTable"] . " lt ON d.$this->sSortField=lt.id ";
}
$documentQuery .= "WHERE d.folder_id=$iFolderID ";
if ( isset($this->aSortCriteria[$sSortField]["lookup"]) ) {
$documentQuery .= "ORDER BY lt." . $this->aSortCriteria[$sSortField]["lookup"]["lookupField"] . " $this->sSortDirection";
} else {
$documentQuery .= "ORDER BY $this->sSortField $this->sSortDirection";
}
// initialise access flag;
$results["accessDenied"] = false;
if ($sql->query($documentQuery)) {
while ($sql->next_record()) {
// check permissions
if (Permission::userHasDocumentReadPermission($sql->f("id"))) {
// add documents to array
// set file attributes
$oDocument = & Document::get($sql->f("id"));
if ($oDocument->getStatusID() == lookupStatusID("Live")) {
$results["documents"][] = $oDocument;
}
} else {
// set access denied message
$results["accessDenied"] = true;
}
}
} else {
$_SESSION["errorMessage"] = "documents table select failed";
}
return $results;
}
}
function getSectionName() {
return "Manage Documents";
}
}