view.php.tmp

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<?php
/**
 * $Id$
 *
 * KnowledgeTree Community Edition
 * Document Management Made Simple
 * Copyright (C) 2008 KnowledgeTree Inc.
 * Portions copyright 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 KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
 * California 94120-7775, or email [e-mail].
 *
 * 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): ______________________________________
 */

// boilerplate.
require_once('config/dmsDefaults.php');
require_once(KT_LIB_DIR . '/templating/templating.inc.php');
require_once(KT_LIB_DIR . '/templating/kt3template.inc.php');
require_once(KT_LIB_DIR . '/dispatcher.inc.php');
require_once(KT_LIB_DIR . '/util/ktutil.inc');
require_once(KT_LIB_DIR . '/database/dbutil.inc');
require_once(KT_LIB_DIR . '/util/sanitize.inc');

// document related includes
require_once(KT_LIB_DIR . '/documentmanagement/Document.inc');
require_once(KT_LIB_DIR . '/documentmanagement/DocumentType.inc');
require_once(KT_LIB_DIR . '/documentmanagement/DocumentFieldLink.inc');
require_once(KT_LIB_DIR . '/documentmanagement/documentmetadataversion.inc.php');
require_once(KT_LIB_DIR . '/documentmanagement/documentcontentversion.inc.php');
require_once(KT_LIB_DIR . '/metadata/fieldset.inc.php');
require_once(KT_LIB_DIR . '/security/Permission.inc');

// widget includes.
require_once(KT_LIB_DIR . '/widgets/portlet.inc.php');
require_once(KT_LIB_DIR . '/widgets/fieldsetDisplay.inc.php');
require_once(KT_LIB_DIR . '/widgets/FieldsetDisplayRegistry.inc.php');
require_once(KT_LIB_DIR . '/actions/documentaction.inc.php');
require_once(KT_LIB_DIR . '/browse/browseutil.inc.php');


class ViewDocumentDispatcher extends KTStandardDispatcher {
    var $sName = 'ktcore.actions.document.displaydetails';
    var $sSection = 'view_details';
    var $sHelpPage = 'ktcore/browse.html';

    var $actions;

    function ViewDocumentDispatcher() {
        $this->aBreadcrumbs = array(
            array('action' => 'browse', 'name' => _kt('Browse')),
        );

        parent::KTStandardDispatcher();
    }

    function check() {
        if (!parent::check()) { return false; }

        $this->persistParams(array('fDocumentId'));

        return true;
    }

    // FIXME identify the current location somehow.
    function addPortlets($currentaction = null) {
        $currentaction = $this->sName;

    	$actions = KTDocumentActionUtil::getDocumentActionsForDocument($this->oDocument, $this->oUser, 'documentinfo');
        $oPortlet = new KTActionPortlet(sprintf(_kt('Document info')));
        $oPortlet->setActions($actions, $currentaction);
        $this->oPage->addPortlet($oPortlet);

        $this->actions = KTDocumentActionUtil::getDocumentActionsForDocument($this->oDocument, $this->oUser);
        $oPortlet = new KTActionPortlet(sprintf(_kt('Document actions'), $this->oDocument->getName()));
        $oPortlet->setActions($this->actions, $currentaction);

        // Set download / checkin button
        if($this->oDocument->getIsCheckedOut() && $this->oDocument->getCheckedOutUserID() == $this->oUser->getId()){
            $btn = 'document_checkin';
            $aNames = array('ktcore.actions.document.checkin');
            $btnAction = KTDocumentActionUtil::getDocumentActionsByNames($aNames, 'documentaction', $this->oDocument, $this->oUser);
        }else {
            $btn = 'document_download';
            $aNames = array('ktcore.actions.document.view');
            $btnAction = KTDocumentActionUtil::getDocumentActionsByNames($aNames, 'documentinfo', $this->oDocument, $this->oUser);
        }
        $oPortlet->setButton($btnAction, $btn);
        $this->oPage->addPortlet($oPortlet);
    }

    function do_main() {
        // fix legacy, broken items.
        if (KTUtil::arrayGet($_REQUEST, 'fDocumentID', true) !== true) {
            $_REQUEST['fDocumentId'] = sanitizeForSQL(KTUtil::arrayGet($_REQUEST, 'fDocumentID'));
            unset($_REQUEST['fDocumentID']);
        }

        $document_data = array();
        $document_id = sanitizeForSQL(KTUtil::arrayGet($_REQUEST, 'fDocumentId'));
        if ($document_id === null) {
            $this->oPage->addError(sprintf(_kt("No document was requested.  Please <a href=\"%s\">browse</a> for one."), KTBrowseUtil::getBrowseBaseUrl()));
            return $this->do_error();
        }
        // try get the document.
        $oDocument =& Document::get($document_id);
        if (PEAR::isError($oDocument)) {
            $this->oPage->addError(sprintf(_kt("The document you attempted to retrieve is invalid.   Please <a href=\"%s\">browse</a> for one."), KTBrowseUtil::getBrowseBaseUrl()));

            $this->oPage->booleanLink = true;

            return $this->do_error();
        }
        $document_id = $oDocument->getId();
        $document_data['document_id'] = $oDocument->getId();


        if (!KTBrowseUtil::inAdminMode($this->oUser, $oDocument->getFolderId())) {
            if ($oDocument->getStatusID() == ARCHIVED) {
                $this->oPage->addError(_kt('This document has been archived.  Please contact the system administrator to have it restored if it is still needed.'));
                return $this->do_request($oDocument);
            } else if ($oDocument->getStatusID() == DELETED) {
                $this->oPage->addError(_kt('This document has been deleted.  Please contact the system administrator to have it restored if it is still needed.'));
                return $this->do_error();
            } else if (!Permission::userHasDocumentReadPermission($oDocument)) {
                $this->oPage->addError(_kt('You are not allowed to view this document'));
                return $this->permissionDenied();
            }
        }

        if ($oDocument->getStatusID() == ARCHIVED) {
            $this->oPage->addError(_kt('This document has been archived.'));
        } else if ($oDocument->getStatusID() == DELETED) {
            $this->oPage->addError(_kt('This document has been deleted.'));
        }

        $this->oPage->setSecondaryTitle($oDocument->getName());

        $aOptions = array(
            'documentaction' => 'viewDocument',
            'folderaction' => 'browse',
        );

        $this->oDocument =& $oDocument;

        //Figure out if we came here by navigating trough a shortcut.
        //If we came here from a shortcut, the breadcrumbspath should be relative
        //to the shortcut folder.
    	$iSymLinkFolderId = KTUtil::arrayGet($_REQUEST, 'fShortcutFolder', null);
        if(is_numeric($iSymLinkFolderId)){
            $oBreadcrumbsFolder = Folder::get($iSymLinkFolderId);
            $aOptions['final'] = false;
            $this->aBreadcrumbs = kt_array_merge($this->aBreadcrumbs, KTBrowseUtil::breadcrumbsForFolder($oBreadcrumbsFolder,$aOptions));
            $this->aBreadcrumbs[] = array('name'=>$this->oDocument->getName());
        }else{
            $this->aBreadcrumbs = kt_array_merge($this->aBreadcrumbs, KTBrowseUtil::breadcrumbsForDocument($oDocument, $aOptions, $iSymLinkFolderId));
        }

        $this->oPage->setBreadcrumbDetails(_kt('document details'));
        $this->addPortlets('Document Details');

        $document_data['document'] = $oDocument;
        $document_data['document_type'] =& DocumentType::get($oDocument->getDocumentTypeID());
        $is_valid_doctype = true;

        if (PEAR::isError($document_data['document_type'])) {
            $this->oPage->addError(_kt('The document you requested has an invalid <strong>document type</strong>.  Unfortunately, this means that we cannot effectively display it.'));
            $is_valid_doctype = false;
        }

        // we want to grab all the md for this doc, since its faster that way.
        $mdlist =& DocumentFieldLink::getByDocument($oDocument);

        $field_values = array();
        foreach ($mdlist as $oFieldLink) {
            $field_values[$oFieldLink->getDocumentFieldID()] = $oFieldLink->getValue();
        }

        //var_dump($field_values);

        $document_data['field_values'] = $field_values;

        // Fieldset generation.
        //
        //   we need to create a set of FieldsetDisplay objects
        //   that adapt the Fieldsets associated with this lot
        //   to the view (i.e. ZX3).   Unfortunately, we don't have
        //   any of the plumbing to do it, so we handle this here.
        $fieldsets = array();

        // we always have a generic.
        array_push($fieldsets, new GenericFieldsetDisplay());

        $fieldsetDisplayReg =& KTFieldsetDisplayRegistry::getSingleton();

        $aDocFieldsets = KTMetadataUtil::fieldsetsForDocument($oDocument);

        foreach ($aDocFieldsets as $oFieldset) {
            $displayClass = $fieldsetDisplayReg->getHandler($oFieldset->getNamespace());
            array_push($fieldsets, new $displayClass($oFieldset));
        }


        $checkout_user = 'Unknown user';
        if ($oDocument->getIsCheckedOut() == 1) {
            $oCOU = User::get($oDocument->getCheckedOutUserId());
            if (!(PEAR::isError($oCOU) || ($oCOU == false))) {
                $checkout_user = $oCOU->getName();
            }
        }

        // is the checkout action active?
        $bCanCheckin = false;
        foreach ($this->actions as $oDocAction) {
            $sActName = $oDocAction->sName;
            if ($sActName == 'ktcore.actions.document.cancelcheckout') {
                if ($oDocAction->getInfo()) {
                    $bCanCheckin = true;
                }
            }
        }

        // viewlets.
        $aViewlets = array();
        $aViewletActions = KTDocumentActionUtil::getDocumentActionsForDocument($this->oDocument, $this->oUser, 'documentviewlet');
        foreach ($aViewletActions as $oAction) {
            $aInfo = $oAction->getInfo();

            if ($aInfo !== null) {