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Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

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49 KiB
JavaScript

/*
* (c) Copyright Ascensio System SIA 2010-2024
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
'use strict';
const crypto = require('crypto');
const path = require('path');
const {pipeline} = require('node:stream/promises');
const {URL} = require('url');
const co = require('co');
const jwt = require('jsonwebtoken');
const config = require('config');
const {createReadStream} = require('fs');
const {stat, lstat, readdir} = require('fs/promises');
const utf7 = require('utf7');
const mimeDB = require('mime-db');
const xmlbuilder2 = require('xmlbuilder2');
const utils = require('./../../Common/sources/utils');
const constants = require('./../../Common/sources/constants');
const commonDefines = require('./../../Common/sources/commondefines');
const wopiUtils = require('./wopiUtils');
const operationContext = require('./../../Common/sources/operationContext');
const tenantManager = require('./../../Common/sources/tenantManager');
const sqlBase = require('./databaseConnectors/baseConnector');
const taskResult = require('./taskresult');
const canvasService = require('./canvasservice');
const converterService = require('./converterservice');
const mime = require('mime');
const license = require('./../../Common/sources/license');
const cfgTokenOutboxAlgorithm = config.get('services.CoAuthoring.token.outbox.algorithm');
const cfgTokenOutboxExpires = config.get('services.CoAuthoring.token.outbox.expires');
const cfgCallbackRequestTimeout = config.get('services.CoAuthoring.server.callbackRequestTimeout');
const cfgNewFileTemplate = config.get('services.CoAuthoring.server.newFileTemplate');
const cfgDownloadTimeout = config.get('FileConverter.converter.downloadTimeout');
const cfgWopiFileInfoBlockList = config.get('wopi.fileInfoBlockList');
const cfgWopiWopiZone = config.get('wopi.wopiZone');
const cfgWopiPdfView = config.get('wopi.pdfView');
const cfgWopiPdfEdit = config.get('wopi.pdfEdit');
const cfgWopiWordView = config.get('wopi.wordView');
const cfgWopiWordEdit = config.get('wopi.wordEdit');
const cfgWopiCellView = config.get('wopi.cellView');
const cfgWopiCellEdit = config.get('wopi.cellEdit');
const cfgWopiSlideView = config.get('wopi.slideView');
const cfgWopiSlideEdit = config.get('wopi.slideEdit');
const cfgWopiDiagramView = config.get('wopi.diagramView');
const cfgWopiDiagramEdit = config.get('wopi.diagramEdit');
const cfgWopiForms = config.get('wopi.forms');
const cfgWopiFavIconUrlWord = config.get('wopi.favIconUrlWord');
const cfgWopiFavIconUrlCell = config.get('wopi.favIconUrlCell');
const cfgWopiFavIconUrlSlide = config.get('wopi.favIconUrlSlide');
const cfgWopiFavIconUrlPdf = config.get('wopi.favIconUrlPdf');
const cfgWopiFavIconUrlDiagram = config.get('wopi.favIconUrlDiagram');
const cfgWopiPublicKey = config.get('wopi.publicKey');
const cfgWopiModulus = config.get('wopi.modulus');
const cfgWopiExponent = config.get('wopi.exponent');
const cfgWopiPublicKeyOld = config.get('wopi.publicKeyOld');
const cfgWopiModulusOld = config.get('wopi.modulusOld');
const cfgWopiExponentOld = config.get('wopi.exponentOld');
const cfgWopiHost = config.get('wopi.host');
const cfgWopiDummySampleFilePath = config.get('wopi.dummy.sampleFilePath');
let templatesFolderLocalesCache = null;
let templatesFolderExtsCache = null;
const templateFilesSizeCache = {};
let shutdownFlag = false;
//patch mimeDB
if (!mimeDB['application/vnd.visio2013']) {
mimeDB['application/vnd.visio2013'] = {extensions: ['vsdx', 'vstx', 'vssx', 'vsdm', 'vstm', 'vssm']};
}
const mimeTypesByExt = (function () {
const mimeTypesByExt = {};
for (const mimeType in mimeDB) {
if (Object.hasOwn(mimeDB, mimeType)) {
const val = mimeDB[mimeType];
if (val.extensions) {
val.extensions.forEach(value => {
if (!mimeTypesByExt[value]) {
mimeTypesByExt[value] = [];
}
mimeTypesByExt[value].push(mimeType);
});
}
}
}
return mimeTypesByExt;
})();
async function getTemplatesFolderExts(ctx) {
//find available template files
if (templatesFolderExtsCache === null) {
const tenNewFileTemplate = ctx.getCfg('services.CoAuthoring.server.newFileTemplate', cfgNewFileTemplate);
const dirContent = await readdir(`${tenNewFileTemplate}/${constants.TEMPLATES_DEFAULT_LOCALE}/`, {withFileTypes: true});
templatesFolderExtsCache = dirContent
.filter(dirObject => dirObject.isFile())
.reduce((result, item) => {
const ext = path.extname(item.name).substring(1);
result[ext] = ext;
return result;
}, {});
}
return templatesFolderExtsCache;
}
function discovery(req, res) {
return co(function* () {
const xml = xmlbuilder2.create({version: '1.0', encoding: 'utf-8'});
const ctx = new operationContext.Context();
try {
ctx.initFromRequest(req);
yield ctx.initTenantCache();
ctx.logger.info('wopiDiscovery start');
const tenWopiWopiZone = ctx.getCfg('wopi.wopiZone', cfgWopiWopiZone);
const tenWopiPdfView = ctx.getCfg('wopi.pdfView', cfgWopiPdfView);
const tenWopiPdfEdit = ctx.getCfg('wopi.pdfEdit', cfgWopiPdfEdit);
const tenWopiWordView = ctx.getCfg('wopi.wordView', cfgWopiWordView);
const tenWopiWordEdit = ctx.getCfg('wopi.wordEdit', cfgWopiWordEdit);
const tenWopiCellView = ctx.getCfg('wopi.cellView', cfgWopiCellView);
const tenWopiCellEdit = ctx.getCfg('wopi.cellEdit', cfgWopiCellEdit);
const tenWopiSlideView = ctx.getCfg('wopi.slideView', cfgWopiSlideView);
const tenWopiSlideEdit = ctx.getCfg('wopi.slideEdit', cfgWopiSlideEdit);
const tenWopiDiagramView = ctx.getCfg('wopi.diagramView', cfgWopiDiagramView);
const tenWopiDiagramEdit = ctx.getCfg('wopi.diagramEdit', cfgWopiDiagramEdit);
const tenWopiForms = ctx.getCfg('wopi.forms', cfgWopiForms);
const tenWopiFavIconUrlWord = ctx.getCfg('wopi.favIconUrlWord', cfgWopiFavIconUrlWord);
const tenWopiFavIconUrlCell = ctx.getCfg('wopi.favIconUrlCell', cfgWopiFavIconUrlCell);
const tenWopiFavIconUrlSlide = ctx.getCfg('wopi.favIconUrlSlide', cfgWopiFavIconUrlSlide);
const tenWopiFavIconUrlPdf = ctx.getCfg('wopi.favIconUrlPdf', cfgWopiFavIconUrlPdf);
const tenWopiFavIconUrlDiagram = ctx.getCfg('wopi.favIconUrlDiagram', cfgWopiFavIconUrlDiagram);
const tenWopiPublicKey = ctx.getCfg('wopi.publicKey', cfgWopiPublicKey);
const tenWopiModulus = ctx.getCfg('wopi.modulus', cfgWopiModulus);
const tenWopiExponent = ctx.getCfg('wopi.exponent', cfgWopiExponent);
const tenWopiPublicKeyOld = ctx.getCfg('wopi.publicKeyOld', cfgWopiPublicKeyOld);
const tenWopiModulusOld = ctx.getCfg('wopi.modulusOld', cfgWopiModulusOld);
const tenWopiExponentOld = ctx.getCfg('wopi.exponentOld', cfgWopiExponentOld);
const tenWopiHost = ctx.getCfg('wopi.host', cfgWopiHost);
const baseUrl = tenWopiHost || utils.getBaseUrlByRequest(ctx, req);
const names = ['Word', 'Excel', 'PowerPoint', 'Pdf'];
const favIconUrls = [tenWopiFavIconUrlWord, tenWopiFavIconUrlCell, tenWopiFavIconUrlSlide, tenWopiFavIconUrlPdf];
const exts = [
{targetext: 'docx', view: tenWopiWordView, edit: tenWopiWordEdit},
{targetext: 'xlsx', view: tenWopiCellView, edit: tenWopiCellEdit},
{targetext: 'pptx', view: tenWopiSlideView, edit: tenWopiSlideEdit},
{targetext: null, view: tenWopiPdfView, edit: tenWopiPdfEdit}
];
const documentTypes = [`word`, `cell`, `slide`, `pdf`];
//todo check sdkjs-ooxml addon
const addVisio =
(tenWopiDiagramView.length > 0 || tenWopiDiagramEdit.length > 0) &&
(constants.PACKAGE_TYPE_OS !== license.packageType || process.env?.NODE_ENV?.startsWith('development-'));
if (addVisio) {
names.push('Visio');
favIconUrls.push(tenWopiFavIconUrlDiagram);
exts.push({targetext: null, view: tenWopiDiagramView, edit: tenWopiDiagramEdit});
documentTypes.push(`diagram`);
}
const templatesFolderExtsCache = yield getTemplatesFolderExts(ctx);
const formsExts = tenWopiForms.reduce((result, item) => {
result[item] = item;
return result;
}, {});
const templateStart = `${baseUrl}/hosting/wopi`;
let templateEnd = `<rs=DC_LLCC&><dchat=DISABLE_CHAT&><embed=EMBEDDED&>`;
templateEnd += `<fs=FULLSCREEN&><hid=HOST_SESSION_ID&><rec=RECORDING&>`;
templateEnd += `<sc=SESSION_CONTEXT&><thm=THEME_ID&><ui=UI_LLCC&>`;
templateEnd += `<wopisrc=WOPI_SOURCE&>&`;
const xmlZone = xml.ele('wopi-discovery').ele('net-zone', {name: tenWopiWopiZone});
//start section for MS WOPI connectors
for (let i = 0; i < names.length; ++i) {
const name = names[i];
let favIconUrl = favIconUrls[i];
if (!(favIconUrl.startsWith('http://') || favIconUrl.startsWith('https://'))) {
favIconUrl = baseUrl + favIconUrl;
}
const ext = exts[i];
const urlTemplateView = `${templateStart}/${documentTypes[i]}/view?${templateEnd}`;
const urlTemplateEmbedView = `${templateStart}/${documentTypes[i]}/view?embed=1&amp;${templateEnd}`;
const urlTemplateMobileView = `${templateStart}/${documentTypes[i]}/view?mobile=1&amp;${templateEnd}`;
const urlTemplateEdit = `${templateStart}/${documentTypes[i]}/edit?${templateEnd}`;
const urlTemplateMobileEdit = `${templateStart}/${documentTypes[i]}/edit?mobile=1&amp;${templateEnd}`;
const urlTemplateFormSubmit = `${templateStart}/${documentTypes[i]}/edit?formsubmit=1&amp;${templateEnd}`;
const xmlApp = xmlZone.ele('app', {name, favIconUrl});
for (let j = 0; j < ext.view.length; ++j) {
xmlApp.ele('action', {name: 'view', ext: ext.view[j], default: 'true', urlsrc: urlTemplateView}).up();
xmlApp.ele('action', {name: 'embedview', ext: ext.view[j], urlsrc: urlTemplateEmbedView}).up();
xmlApp.ele('action', {name: 'mobileView', ext: ext.view[j], urlsrc: urlTemplateMobileView}).up();
if (ext.targetext) {
const urlConvert = `${templateStart}/convert-and-edit/${ext.view[j]}/${ext.targetext}?${templateEnd}`;
xmlApp.ele('action', {name: 'convert', ext: ext.view[j], targetext: ext.targetext, requires: 'update', urlsrc: urlConvert}).up();
}
}
for (let j = 0; j < ext.edit.length; ++j) {
xmlApp.ele('action', {name: 'view', ext: ext.edit[j], urlsrc: urlTemplateView}).up();
xmlApp.ele('action', {name: 'embedview', ext: ext.edit[j], urlsrc: urlTemplateEmbedView}).up();
xmlApp.ele('action', {name: 'mobileView', ext: ext.edit[j], urlsrc: urlTemplateMobileView}).up();
if (formsExts[ext.edit[j]]) {
xmlApp.ele('action', {name: 'edit', ext: ext.edit[j], default: 'true', requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
xmlApp.ele('action', {name: 'formsubmit', ext: ext.edit[j], requires: 'locks,update', urlsrc: urlTemplateFormSubmit}).up();
} else {
xmlApp.ele('action', {name: 'edit', ext: ext.edit[j], default: 'true', requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
}
xmlApp.ele('action', {name: 'mobileEdit', ext: ext.edit[j], requires: 'locks,update', urlsrc: urlTemplateMobileEdit}).up();
if (templatesFolderExtsCache[ext.edit[j]]) {
xmlApp.ele('action', {name: 'editnew', ext: ext.edit[j], requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
}
}
xmlApp.up();
}
//end section for MS WOPI connectors
//start section for collabora nexcloud connectors
for (let i = 0; i < exts.length; ++i) {
const ext = exts[i];
const urlTemplateView = `${templateStart}/${documentTypes[i]}/view?${templateEnd}`;
const urlTemplateEmbedView = `${templateStart}/${documentTypes[i]}/view?embed=1&amp;${templateEnd}`;
const urlTemplateMobileView = `${templateStart}/${documentTypes[i]}/view?mobile=1&amp;${templateEnd}`;
const urlTemplateEdit = `${templateStart}/${documentTypes[i]}/edit?${templateEnd}`;
const urlTemplateMobileEdit = `${templateStart}/${documentTypes[i]}/edit?mobile=1&amp;${templateEnd}`;
const urlTemplateFormSubmit = `${templateStart}/${documentTypes[i]}/edit?formsubmit=1&amp;${templateEnd}`;
const mimeTypesDuplicate = new Set(); //to remove duplicates for each editor(allow html for word and excel)
for (let j = 0; j < ext.view.length; ++j) {
const mimeTypes = mimeTypesByExt[ext.view[j]];
if (mimeTypes) {
mimeTypes.forEach(value => {
if (mimeTypesDuplicate.has(value)) {
return;
} else {
mimeTypesDuplicate.add(value);
}
const xmlApp = xmlZone.ele('app', {name: value});
xmlApp.ele('action', {name: 'view', ext: '', default: 'true', urlsrc: urlTemplateView}).up();
xmlApp.ele('action', {name: 'embedview', ext: '', urlsrc: urlTemplateEmbedView}).up();
xmlApp.ele('action', {name: 'mobileView', ext: '', urlsrc: urlTemplateMobileView}).up();
if (ext.targetext) {
const urlConvert = `${templateStart}/convert-and-edit/${ext.view[j]}/${ext.targetext}?${templateEnd}`;
xmlApp.ele('action', {name: 'convert', ext: '', targetext: ext.targetext, requires: 'update', urlsrc: urlConvert}).up();
}
xmlApp.up();
});
}
}
mimeTypesDuplicate.clear();
for (let j = 0; j < ext.edit.length; ++j) {
const mimeTypes = mimeTypesByExt[ext.edit[j]];
if (mimeTypes) {
mimeTypes.forEach(value => {
if (mimeTypesDuplicate.has(value)) {
return;
} else {
mimeTypesDuplicate.add(value);
}
const xmlApp = xmlZone.ele('app', {name: value});
if (formsExts[ext.edit[j]]) {
xmlApp.ele('action', {name: 'edit', ext: '', default: 'true', requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
xmlApp.ele('action', {name: 'formsubmit', ext: '', requires: 'locks,update', urlsrc: urlTemplateFormSubmit}).up();
} else {
xmlApp.ele('action', {name: 'edit', ext: '', default: 'true', requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
}
xmlApp.ele('action', {name: 'mobileEdit', ext: '', requires: 'locks,update', urlsrc: urlTemplateMobileEdit}).up();
if (templatesFolderExtsCache[ext.edit[j]]) {
xmlApp.ele('action', {name: 'editnew', ext: '', requires: 'locks,update', urlsrc: urlTemplateEdit}).up();
}
xmlApp.up();
});
}
}
}
const xmlApp = xmlZone.ele('app', {name: 'Capabilities'});
xmlApp.ele('action', {ext: '', name: 'getinfo', requires: 'locks,update', urlsrc: `${baseUrl}/hosting/capabilities`}).up();
xmlApp.up();
//end section for collabora nexcloud connectors
const xmlDiscovery = xmlZone.up();
if (tenWopiPublicKeyOld && tenWopiPublicKey) {
const exponent = numberToBase64(tenWopiExponent);
const exponentOld = numberToBase64(tenWopiExponentOld);
xmlDiscovery
.ele('proof-key', {
oldvalue: tenWopiPublicKeyOld,
oldmodulus: tenWopiModulusOld,
oldexponent: exponentOld,
value: tenWopiPublicKey,
modulus: tenWopiModulus,
exponent
})
.up();
}
xmlDiscovery.up();
} catch (err) {
ctx.logger.error('wopiDiscovery error:%s', err.stack);
} finally {
res.setHeader('Content-Type', 'text/xml');
res.send(xml.end());
ctx.logger.info('wopiDiscovery end');
}
});
}
function collaboraCapabilities(req, res) {
return co(function* () {
const output = {
'convert-to': {available: true, endpoint: '/lool/convert-to'},
hasMobileSupport: true,
hasProxyPrefix: false,
hasTemplateSaveAs: false,
hasTemplateSource: true,
productVersion: commonDefines.buildVersion
};
const ctx = new operationContext.Context();
try {
ctx.initFromRequest(req);
yield ctx.initTenantCache();
ctx.logger.info('collaboraCapabilities start');
} catch (err) {
ctx.logger.error('collaboraCapabilities error:%s', err.stack);
} finally {
utils.fillResponseSimple(res, JSON.stringify(output), 'application/json');
ctx.logger.info('collaboraCapabilities end');
}
});
}
function isWopiCallback(url) {
return url && url.startsWith('{');
}
function isWopiUnlockMarker(url) {
return isWopiCallback(url) && !!JSON.parse(url).unlockId;
}
function isWopiModifiedMarker(url) {
if (isWopiCallback(url)) {
const obj = JSON.parse(url);
return obj.fileInfo && obj.fileInfo.LastModifiedTime;
}
}
function getWopiUnlockMarker(wopiParams) {
if (!wopiParams.userAuth || !wopiParams.commonInfo) {
return;
}
return JSON.stringify(Object.assign({unlockId: wopiParams.commonInfo.lockId}, wopiParams.userAuth));
}
function getWopiModifiedMarker(wopiParams, lastModifiedTime) {
return JSON.stringify(Object.assign({fileInfo: {LastModifiedTime: lastModifiedTime}}, wopiParams.userAuth));
}
function getFileTypeByInfo(fileInfo) {
let fileType = fileInfo.BaseFileName ? fileInfo.BaseFileName.substr(fileInfo.BaseFileName.lastIndexOf('.') + 1) : '';
fileType = fileInfo.FileExtension ? fileInfo.FileExtension.substr(1) : fileType;
return fileType.toLowerCase();
}
function isWopiJwtToken(decoded) {
return !!decoded.fileInfo;
}
function setIsShutdown(val) {
shutdownFlag = val;
}
function getLastModifiedTimeFromCallbacks(callbacks) {
for (let i = callbacks.length; i >= 0; --i) {
const callback = callbacks[i];
const lastModifiedTime = isWopiModifiedMarker(callback);
if (lastModifiedTime) {
return lastModifiedTime;
}
}
}
function isCorrectUserAuth(userAuth) {
return undefined !== userAuth.wopiSrc;
}
function parseWopiCallback(ctx, userAuthStr, opt_url) {
let wopiParams = null;
if (isWopiCallback(userAuthStr)) {
let userAuth = JSON.parse(userAuthStr);
if (!isCorrectUserAuth(userAuth)) {
userAuth = null;
}
let commonInfo = null;
let lastModifiedTime = null;
if (opt_url) {
const commonInfoStr = sqlBase.UserCallback.prototype.getCallbackByUserIndex(ctx, opt_url, 1);
if (isWopiCallback(commonInfoStr)) {
commonInfo = JSON.parse(commonInfoStr);
if (commonInfo.fileInfo) {
lastModifiedTime = commonInfo.fileInfo.LastModifiedTime;
if (lastModifiedTime) {
const callbacks = sqlBase.UserCallback.prototype.getCallbacks(ctx, opt_url);
lastModifiedTime = getLastModifiedTimeFromCallbacks(callbacks);
}
} else {
commonInfo = null;
}
}
}
wopiParams = {commonInfo, userAuth, LastModifiedTime: lastModifiedTime};
ctx.logger.debug('parseWopiCallback wopiParams:%j', wopiParams);
}
return wopiParams;
}
function checkAndInvalidateCache(ctx, docId, fileInfo) {
return co(function* () {
const res = {success: true, lockId: undefined};
const selectRes = yield taskResult.select(ctx, docId);
if (selectRes.length > 0) {
const row = selectRes[0];
if (row.callback) {
const commonInfoStr = sqlBase.UserCallback.prototype.getCallbackByUserIndex(ctx, row.callback, 1);
if (isWopiCallback(commonInfoStr)) {
const commonInfo = JSON.parse(commonInfoStr);
res.lockId = commonInfo.lockId;
ctx.logger.debug('wopiEditor lockId from DB lockId=%s', res.lockId);
const unlockMarkStr = sqlBase.UserCallback.prototype.getCallbackByUserIndex(ctx, row.callback);
ctx.logger.debug('wopiEditor commonInfoStr=%s', commonInfoStr);
ctx.logger.debug('wopiEditor unlockMarkStr=%s', unlockMarkStr);
const hasUnlockMarker = isWopiUnlockMarker(unlockMarkStr);
const isUpdateVersion = commonDefines.FileStatus.UpdateVersion === row.status;
ctx.logger.debug('wopiEditor hasUnlockMarker=%s isUpdateVersion=%s', hasUnlockMarker, isUpdateVersion);
if (hasUnlockMarker || isUpdateVersion) {
const fileInfoVersion = fileInfo.Version;
const cacheVersion = commonInfo.fileInfo.Version;
const fileInfoModified = fileInfo.LastModifiedTime;
const cacheModified = commonInfo.fileInfo.LastModifiedTime;
ctx.logger.debug('wopiEditor version fileInfo=%s; cache=%s', fileInfoVersion, cacheVersion);
ctx.logger.debug('wopiEditor LastModifiedTime fileInfo=%s; cache=%s', fileInfoModified, cacheModified);
if (fileInfoVersion !== cacheVersion || fileInfoModified !== cacheModified) {
const mask = new taskResult.TaskResultData();
mask.tenant = ctx.tenant;
mask.key = docId;
mask.last_open_date = row.last_open_date;
//cleanupRes can be false in case of simultaneous opening. it is OK
const cleanupRes = yield canvasService.cleanupCacheIf(ctx, mask);
ctx.logger.debug('wopiEditor cleanupRes=%s', cleanupRes);
res.lockId = undefined;
}
}
} else {
res.success = false;
ctx.logger.warn('wopiEditor attempt to open not wopi record');
}
}
}
return res;
});
}
function parsePutFileResponse(ctx, postRes) {
let body = null;
if (postRes.body) {
try {
//collabora nexcloud connector
body = JSON.parse(postRes.body);
} catch (e) {
ctx.logger.debug('wopi PutFile body parse error: %s', e.stack);
}
}
return body;
}
async function checkAndReplaceEmptyFile(ctx, fileInfo, wopiSrc, access_token, access_token_ttl, lang, ui, fileType) {
// TODO: throw error if format not supported?
if (fileInfo.Size === 0 && fileType.length !== 0) {
const tenNewFileTemplate = ctx.getCfg('services.CoAuthoring.server.newFileTemplate', cfgNewFileTemplate);
//Create new files using Office for the web
const wopiParams = getWopiParams(undefined, fileInfo, wopiSrc, access_token, access_token_ttl);
if (templatesFolderLocalesCache === null) {
const dirContent = await readdir(`${tenNewFileTemplate}/`, {withFileTypes: true});
templatesFolderLocalesCache = dirContent.filter(dirObject => dirObject.isDirectory()).map(dirObject => dirObject.name);
}
const localePrefix = lang || ui || 'en';
let locale =
constants.TEMPLATES_FOLDER_LOCALE_COLLISON_MAP[localePrefix] ?? templatesFolderLocalesCache.find(locale => locale.startsWith(localePrefix));
if (locale === undefined) {
locale = constants.TEMPLATES_DEFAULT_LOCALE;
}
const filePath = `${tenNewFileTemplate}/${locale}/new.${fileType}`;
if (!templateFilesSizeCache[filePath]) {
templateFilesSizeCache[filePath] = await lstat(filePath);
}
const templateFileInfo = templateFilesSizeCache[filePath];
const templateFileStream = createReadStream(filePath);
const postRes = await putFile(ctx, wopiParams, undefined, templateFileStream, templateFileInfo.size, fileInfo.UserId, false, false, false);
if (postRes) {
//update Size
fileInfo.Size = templateFileInfo.size;
const body = parsePutFileResponse(ctx, postRes);
//collabora nexcloud connector
if (body?.LastModifiedTime) {
//update LastModifiedTime
fileInfo.LastModifiedTime = body.LastModifiedTime;
}
}
}
}
function createDocId(ctx, wopiSrc, mode, fileInfo) {
const fileId = wopiSrc.substring(wopiSrc.lastIndexOf('/') + 1);
let docId = undefined;
if ('view' !== mode) {
docId = `${fileId}`;
} else {
//todo rename operation requires lock
fileInfo.SupportsRename = false;
//todo change docId to avoid empty cache after editors are gone
if (fileInfo.LastModifiedTime) {
docId = `view.${fileId}.${fileInfo.LastModifiedTime}`;
} else {
docId = `view.${fileId}.${fileInfo.Version}`;
}
}
docId = docId.replace(constants.DOC_ID_REPLACE_REGEX, '_').substring(0, constants.DOC_ID_MAX_LENGTH);
return docId;
}
async function preOpen(ctx, lockId, docId, fileInfo, userAuth, baseUrl, fileType) {
//todo move to lock and common info saving to websocket connection
//save common info
if (undefined === lockId) {
//Use deterministic(not random) lockId to fix issues with forgotten openings due to integrator failures
lockId = docId;
const commonInfo = JSON.stringify({lockId, fileInfo});
await canvasService.commandOpenStartPromise(ctx, docId, baseUrl, commonInfo, fileType);
}
//Lock
if ('view' !== userAuth.mode) {
const lockRes = await lock(ctx, 'LOCK', lockId, fileInfo, userAuth);
return !!lockRes;
}
return true;
}
/**
* Prepares document for editing by creating document ID and validating cache
* @param {operationContext.Context} ctx - The operation context
* @param {string} wopiSrc - The WOPI source URL
* @param {Object} fileInfo - File information from WOPI
* @param {Object} userAuth - User authentication object
* @param {string} fileType - File type
* @param {string} baseUrl - Base URL for internal file endpoints
* @param {Object} params - Parameters object to update
* @returns {Promise<boolean>} Promise resolving to success result
*/
async function prepareDocumentForEditing(ctx, wopiSrc, fileInfo, userAuth, fileType, baseUrl, params) {
// Create document ID
const docId = createDocId(ctx, wopiSrc, userAuth.mode, fileInfo);
params.key = docId;
// Check and invalidate cache
const checkRes = await checkAndInvalidateCache(ctx, docId, fileInfo);
if (!checkRes.success) {
params.fileInfo = {};
return false;
}
if (!shutdownFlag) {
const preOpenRes = await preOpen(ctx, checkRes.lockId, docId, fileInfo, userAuth, baseUrl, fileType);
if (!preOpenRes && userAuth.mode !== 'view') {
ctx.logger.warn('prepareDocumentForEditing error: lock failed, fallback to view mode');
userAuth.mode = 'view';
userAuth.forcedViewMode = true;
return await prepareDocumentForEditing(ctx, wopiSrc, fileInfo, userAuth, fileType, baseUrl, params);
}
}
return true;
}
function getEditorHtml(req, res) {
return co(function* () {
const params = {
key: undefined,
apiQuery: '',
fileInfo: {},
userAuth: {},
queryParams: req.query,
token: undefined,
documentType: undefined,
docs_api_config: {}
};
const ctx = new operationContext.Context();
try {
ctx.initFromRequest(req);
yield ctx.initTenantCache();
const tenTokenOutboxAlgorithm = ctx.getCfg('services.CoAuthoring.token.outbox.algorithm', cfgTokenOutboxAlgorithm);
const tenTokenOutboxExpires = ctx.getCfg('services.CoAuthoring.token.outbox.expires', cfgTokenOutboxExpires);
const tenWopiFileInfoBlockList = ctx.getCfg('wopi.fileInfoBlockList', cfgWopiFileInfoBlockList);
const wopiSrc = req.query['wopisrc'];
const fileId = wopiSrc.substring(wopiSrc.lastIndexOf('/') + 1);
ctx.setDocId(fileId);
const usid = req.query['usid'] || crypto.randomUUID();
ctx.setUserSessionId(usid);
ctx.logger.info('wopiEditor start');
ctx.logger.debug(`wopiEditor req.url:%s`, req.url);
ctx.logger.debug(`wopiEditor req.query:%j`, req.query);
ctx.logger.debug(`wopiEditor req.body:%j`, req.body);
params.apiQuery = `?${constants.SHARD_KEY_WOPI_NAME}=${encodeURIComponent(wopiSrc)}`;
params.documentType = req.params.documentType;
let mode = req.params.mode;
const sc = req.query['sc'];
const lang = req.query['lang'];
const ui = req.query['ui'];
const access_token = req.body['access_token'] || '';
const access_token_ttl = parseInt(req.body['access_token_ttl']) || 0;
const docs_api_config = req.body['docs_api_config'];
if (docs_api_config) {
params.docs_api_config = JSON.parse(docs_api_config);
}
// Create user authentication object
const userAuth = (params.userAuth = {
wopiSrc,
access_token,
access_token_ttl,
userSessionId: usid,
mode,
forcedViewMode: false
});
const fileInfo = (params.fileInfo = yield checkFileInfo(ctx, wopiSrc, access_token, sc));
if (!fileInfo) {
params.fileInfo = {};
return;
}
const fileType = getFileTypeByInfo(fileInfo);
if (!shutdownFlag) {
yield checkAndReplaceEmptyFile(ctx, fileInfo, wopiSrc, access_token, access_token_ttl, lang, ui, fileType);
}
const canEdit = fileInfo.UserCanOnlyComment || fileInfo.UserCanWrite || fileInfo.UserCanReview;
if (!canEdit) {
ctx.logger.warn('wopiEditor: edit mode is not allowed, fallback to view mode');
userAuth.mode = 'view';
userAuth.forcedViewMode = true;
}
// Prepare document for editing (docId, cache validation)
const prepareResult = yield prepareDocumentForEditing(ctx, wopiSrc, fileInfo, userAuth, fileType, utils.getBaseUrlByRequest(ctx, req), params);
if (!prepareResult) {
params.fileInfo = {};
return;
}
mode = userAuth.mode;
ctx.setDocId(params.key);
tenWopiFileInfoBlockList.forEach(item => {
delete params.fileInfo[item];
});
const options = {algorithm: tenTokenOutboxAlgorithm, expiresIn: tenTokenOutboxExpires};
const secret = yield tenantManager.getTenantSecret(ctx, commonDefines.c_oAscSecretType.Browser);
params.token = jwt.sign(params, utils.getJwtHsKey(secret), options);
} catch (err) {
ctx.logger.error('wopiEditor error: %s', err.stack);
params.fileInfo = {};
} finally {
ctx.logger.debug('wopiEditor render params=%j', params);
try {
res.render('editor-wopi', params);
} catch (err) {
ctx.logger.error('wopiEditor error:%s', err.stack);
res.sendStatus(400);
}
ctx.logger.info('wopiEditor end');
}
});
}
function getConverterHtml(req, res) {
return co(function* () {
const params = {statusHandler: undefined};
const ctx = new operationContext.Context();
try {
ctx.initFromRequest(req);
yield ctx.initTenantCache();
const tenTokenOutboxAlgorithm = ctx.getCfg('services.CoAuthoring.token.outbox.algorithm', cfgTokenOutboxAlgorithm);
const tenTokenOutboxExpires = ctx.getCfg('services.CoAuthoring.token.outbox.expires', cfgTokenOutboxExpires);
const tenWopiHost = ctx.getCfg('wopi.host', cfgWopiHost);
const wopiSrc = req.query['wopisrc'];
const fileId = wopiSrc.substring(wopiSrc.lastIndexOf('/') + 1);
ctx.setDocId(fileId);
ctx.logger.info('convert-and-edit start');
const access_token = req.body['access_token'] || '';
const access_token_ttl = parseInt(req.body['access_token_ttl']) || 0;
const ext = req.params.ext;
const targetext = req.params.targetext;
if (!(wopiSrc && access_token && access_token_ttl && ext && targetext)) {
ctx.logger.debug(
'convert-and-edit invalid params: WOPISrc=%s; access_token=%s; access_token_ttl=%s; ext=%s; targetext=%s',
wopiSrc,
access_token,
access_token_ttl,
ext,
targetext
);
return;
}
const fileInfo = yield checkFileInfo(ctx, wopiSrc, access_token);
if (!fileInfo) {
ctx.logger.info('convert-and-edit checkFileInfo error');
return;
}
const wopiParams = getWopiParams(undefined, fileInfo, wopiSrc, access_token, access_token_ttl);
const docId = yield converterService.convertAndEdit(ctx, wopiParams, ext, targetext);
if (docId) {
const baseUrl = tenWopiHost || utils.getBaseUrlByRequest(ctx, req);
params.statusHandler = `${baseUrl}/hosting/wopi/convert-and-edit-handler`;
params.statusHandler += `?${constants.SHARD_KEY_WOPI_NAME}=${encodeURIComponent(wopiSrc)}&access_token=${encodeURIComponent(access_token)}`;
params.statusHandler += `&targetext=${encodeURIComponent(targetext)}&docId=${encodeURIComponent(docId)}`;
const tokenData = {docId};
const options = {algorithm: tenTokenOutboxAlgorithm, expiresIn: tenTokenOutboxExpires};
const secret = yield tenantManager.getTenantSecret(ctx, commonDefines.c_oAscSecretType.Browser);
const token = jwt.sign(tokenData, utils.getJwtHsKey(secret), options);
params.statusHandler += `&token=${encodeURIComponent(token)}`;
}
} catch (err) {
ctx.logger.error('convert-and-edit error:%s', err.stack);
} finally {
ctx.logger.debug('convert-and-edit render params=%j', params);
try {
res.render('convert-and-edit-wopi', params);
} catch (err) {
ctx.logger.error('convert-and-edit error:%s', err.stack);
res.sendStatus(400);
}
ctx.logger.info('convert-and-edit end');
}
});
}
function putFile(ctx, wopiParams, data, dataStream, dataSize, userLastChangeId, isModifiedByUser, isAutosave, isExitSave) {
return co(function* () {
let postRes = null;
try {
ctx.logger.info('wopi PutFile start');
const tenCallbackRequestTimeout = ctx.getCfg('services.CoAuthoring.server.callbackRequestTimeout', cfgCallbackRequestTimeout);
if (!wopiParams.userAuth || !wopiParams.commonInfo) {
return postRes;
}
const fileInfo = wopiParams.commonInfo.fileInfo;
const userAuth = wopiParams.userAuth;
const uri = `${userAuth.wopiSrc}/contents?access_token=${encodeURIComponent(userAuth.access_token)}`;
const filterStatus = yield checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return postRes;
}
//collabora nexcloud connector sets only UserCanWrite=true
const canEdit = fileInfo.UserCanOnlyComment || fileInfo.UserCanWrite || fileInfo.UserCanReview;
if (fileInfo && (fileInfo.SupportsUpdate || canEdit)) {
const commonInfo = wopiParams.commonInfo;
//todo add all the users who contributed changes to the document in this PutFile request to X-WOPI-Editors
const headers = {'X-WOPI-Override': 'PUT', 'X-WOPI-Lock': commonInfo.lockId, 'X-WOPI-Editors': userLastChangeId};
yield wopiUtils.fillStandardHeaders(ctx, headers, uri, userAuth.access_token);
headers['X-LOOL-WOPI-IsModifiedByUser'] = isModifiedByUser;
headers['X-LOOL-WOPI-IsAutosave'] = isAutosave;
headers['X-LOOL-WOPI-IsExitSave'] = isExitSave;
if (wopiParams.LastModifiedTime) {
//collabora nexcloud connector
headers['X-LOOL-WOPI-Timestamp'] = wopiParams.LastModifiedTime;
}
headers['Content-Type'] = mime.getType(getFileTypeByInfo(fileInfo));
ctx.logger.debug('wopi PutFile request uri=%s headers=%j', uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
postRes = yield utils.postRequestPromise(ctx, uri, data, dataStream, dataSize, tenCallbackRequestTimeout, undefined, isInJwtToken, headers);
ctx.logger.debug('wopi PutFile response headers=%j', postRes.response.headers);
ctx.logger.debug('wopi PutFile response body:%s', postRes.body);
} else {
ctx.logger.warn('wopi SupportsUpdate = %s or canEdit = %s', fileInfo?.SupportsUpdate, canEdit);
}
} catch (err) {
ctx.logger.error('wopi error PutFile:%s', err.stack);
} finally {
ctx.logger.info('wopi PutFile end');
}
return postRes;
});
}
function putRelativeFile(ctx, wopiSrc, access_token, data, dataStream, dataSize, suggestedExt, suggestedTarget, isFileConversion) {
return co(function* () {
let res = undefined;
try {
ctx.logger.info('wopi putRelativeFile start');
const tenCallbackRequestTimeout = ctx.getCfg('services.CoAuthoring.server.callbackRequestTimeout', cfgCallbackRequestTimeout);
const uri = `${wopiSrc}?access_token=${encodeURIComponent(access_token)}`;
const filterStatus = yield checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return res;
}
const headers = {'X-WOPI-Override': 'PUT_RELATIVE', 'X-WOPI-SuggestedTarget': utf7.encode(suggestedTarget || suggestedExt)};
if (isFileConversion) {
headers['X-WOPI-FileConversion'] = isFileConversion;
}
yield wopiUtils.fillStandardHeaders(ctx, headers, uri, access_token);
headers['Content-Type'] = mime.getType(suggestedExt);
ctx.logger.debug('wopi putRelativeFile request uri=%s headers=%j', uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
const postRes = yield utils.postRequestPromise(
ctx,
uri,
data,
dataStream,
dataSize,
tenCallbackRequestTimeout,
undefined,
isInJwtToken,
headers
);
ctx.logger.debug('wopi putRelativeFile response headers=%j', postRes.response.headers);
ctx.logger.debug('wopi putRelativeFile response body:%s', postRes.body);
res = JSON.parse(postRes.body);
} catch (err) {
ctx.logger.error('wopi error putRelativeFile:%s', err.stack);
} finally {
ctx.logger.info('wopi putRelativeFile end');
}
return res;
});
}
/**
* Renames a file using the WOPI protocol
* @param {operationContext.Context} ctx - The operation context.
* @param {object} wopiParams - The WOPI parameters.
* @param {string} name - The new name for the file.
* @returns {Promise<{Name: string}|undefined>}
*/
async function renameFile(ctx, wopiParams, name) {
let res = undefined;
try {
ctx.logger.info('wopi RenameFile start');
const tenCallbackRequestTimeout = ctx.getCfg('services.CoAuthoring.server.callbackRequestTimeout', cfgCallbackRequestTimeout);
if (!wopiParams.userAuth || !wopiParams.commonInfo) {
return res;
}
const fileInfo = wopiParams.commonInfo.fileInfo;
const userAuth = wopiParams.userAuth;
const uri = `${userAuth.wopiSrc}?access_token=${encodeURIComponent(userAuth.access_token)}`;
const filterStatus = await checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return res;
}
if (fileInfo && fileInfo.SupportsRename) {
const fileNameMaxLength = fileInfo.FileNameMaxLength || 255;
name = name.substring(0, fileNameMaxLength);
const commonInfo = wopiParams.commonInfo;
const headers = {'X-WOPI-Override': 'RENAME_FILE', 'X-WOPI-Lock': commonInfo.lockId, 'X-WOPI-RequestedName': utf7.encode(name)};
await wopiUtils.fillStandardHeaders(ctx, headers, uri, userAuth.access_token);
ctx.logger.debug('wopi RenameFile request uri=%s headers=%j', uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
const postRes = await utils.postRequestPromise(
ctx,
uri,
undefined,
undefined,
undefined,
tenCallbackRequestTimeout,
undefined,
isInJwtToken,
headers
);
ctx.logger.debug('wopi RenameFile response headers=%j body=%s', postRes.response.headers, postRes.body);
if (postRes.body) {
res = JSON.parse(postRes.body);
} else {
//sharepoint send empty body(2016 allways, 2019 with same name)
res = {Name: name};
}
} else {
ctx.logger.info('wopi SupportsRename = false');
}
} catch (err) {
ctx.logger.error('wopi error RenameFile:%s', err.stack);
} finally {
ctx.logger.info('wopi RenameFile end');
}
return res;
}
async function refreshFile(ctx, wopiParams, baseUrl) {
let res;
try {
ctx.logger.info('wopi RefreshFile start');
const userAuth = wopiParams.userAuth;
if (!userAuth) {
return;
}
const tenTokenOutboxAlgorithm = ctx.getCfg('services.CoAuthoring.token.outbox.algorithm', cfgTokenOutboxAlgorithm);
const tenTokenOutboxExpires = ctx.getCfg('services.CoAuthoring.token.outbox.expires', cfgTokenOutboxExpires);
const fileInfo = await checkFileInfo(ctx, userAuth.wopiSrc, userAuth.access_token);
const fileType = getFileTypeByInfo(fileInfo);
res = {userAuth, fileInfo, queryParams: undefined};
const prepareResult = await prepareDocumentForEditing(ctx, userAuth.wopiSrc, fileInfo, userAuth, fileType, baseUrl, res);
if (!prepareResult) {
return;
}
const options = {algorithm: tenTokenOutboxAlgorithm, expiresIn: tenTokenOutboxExpires};
const secret = await tenantManager.getTenantSecret(ctx, commonDefines.c_oAscSecretType.Browser);
res.token = jwt.sign(res, utils.getJwtHsKey(secret), options);
} catch (err) {
res = undefined;
ctx.logger.error('wopi error RefreshFile:%s', err.stack);
} finally {
ctx.logger.info('wopi RefreshFile end');
}
return res;
}
function checkFileInfo(ctx, wopiSrc, access_token, opt_sc) {
return co(function* () {
let fileInfo = undefined;
try {
ctx.logger.info('wopi checkFileInfo start');
const tenDownloadTimeout = ctx.getCfg('FileConverter.converter.downloadTimeout', cfgDownloadTimeout);
const uri = `${wopiSrc}?access_token=${encodeURIComponent(access_token)}`;
const filterStatus = yield checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return fileInfo;
}
const headers = {};
if (opt_sc) {
headers['X-WOPI-SessionContext'] = opt_sc;
}
yield wopiUtils.fillStandardHeaders(ctx, headers, uri, access_token);
ctx.logger.debug('wopi checkFileInfo request uri=%s headers=%j', uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
const getRes = yield utils.downloadUrlPromise(ctx, uri, tenDownloadTimeout, undefined, undefined, isInJwtToken, headers);
ctx.logger.debug(`wopi checkFileInfo headers=%j body=%s`, getRes.response.headers, getRes.body);
fileInfo = JSON.parse(getRes.body);
} catch (err) {
ctx.logger.error('wopi error checkFileInfo:%s', err.stack);
} finally {
ctx.logger.info('wopi checkFileInfo end');
}
return fileInfo;
});
}
function lock(ctx, command, lockId, fileInfo, userAuth) {
return co(function* () {
let res = true;
try {
ctx.logger.info('wopi %s start', command);
const tenCallbackRequestTimeout = ctx.getCfg('services.CoAuthoring.server.callbackRequestTimeout', cfgCallbackRequestTimeout);
if (fileInfo && fileInfo.SupportsLocks) {
if (!userAuth) {
return false;
}
const wopiSrc = userAuth.wopiSrc;
const access_token = userAuth.access_token;
const uri = `${wopiSrc}?access_token=${encodeURIComponent(access_token)}`;
const filterStatus = yield checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return false;
}
const headers = {'X-WOPI-Override': command, 'X-WOPI-Lock': lockId};
yield wopiUtils.fillStandardHeaders(ctx, headers, uri, access_token);
ctx.logger.debug('wopi %s request uri=%s headers=%j', command, uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
const postRes = yield utils.postRequestPromise(
ctx,
uri,
undefined,
undefined,
undefined,
tenCallbackRequestTimeout,
undefined,
isInJwtToken,
headers
);
ctx.logger.debug('wopi %s response headers=%j', command, postRes.response.headers);
} else {
ctx.logger.info('wopi %s SupportsLocks = false', command);
}
} catch (err) {
res = false;
ctx.logger.error('wopi error %s:%s', command, err.stack);
} finally {
ctx.logger.info('wopi %s end', command);
}
return res;
});
}
async function unlock(ctx, wopiParams) {
let res = false;
try {
ctx.logger.info('wopi Unlock start');
const tenCallbackRequestTimeout = ctx.getCfg('services.CoAuthoring.server.callbackRequestTimeout', cfgCallbackRequestTimeout);
if (!wopiParams.userAuth || !wopiParams.commonInfo) {
return;
}
const fileInfo = wopiParams.commonInfo.fileInfo;
if (fileInfo && fileInfo.SupportsLocks) {
const wopiSrc = wopiParams.userAuth.wopiSrc;
const lockId = wopiParams.commonInfo.lockId;
const access_token = wopiParams.userAuth.access_token;
const uri = `${wopiSrc}?access_token=${encodeURIComponent(access_token)}`;
const filterStatus = await checkIpFilter(ctx, uri);
if (0 !== filterStatus) {
return;
}
const headers = {'X-WOPI-Override': 'UNLOCK', 'X-WOPI-Lock': lockId};
await wopiUtils.fillStandardHeaders(ctx, headers, uri, access_token);
ctx.logger.debug('wopi Unlock request uri=%s headers=%j', uri, headers);
//isInJwtToken is true because it passed checkIpFilter for wopi
const isInJwtToken = true;
const postRes = await utils.postRequestPromise(
ctx,
uri,
undefined,
undefined,
undefined,
tenCallbackRequestTimeout,
undefined,
isInJwtToken,
headers
);
ctx.logger.debug('wopi Unlock response headers=%j', postRes.response.headers);
} else {
ctx.logger.info('wopi SupportsLocks = false');
}
res = true;
} catch (err) {
ctx.logger.error('wopi error Unlock:%s', err.stack);
} finally {
ctx.logger.info('wopi Unlock end');
}
return res;
}
function numberToBase64(val) {
// Convert to hexadecimal
let hexString = val.toString(16);
//Ensure the hexadecimal string has an even length
if (hexString.length % 2 !== 0) {
hexString = '0' + hexString;
}
//Convert the hexadecimal string to a buffer
const buffer = Buffer.from(hexString, 'hex');
return buffer.toString('base64');
}
function checkIpFilter(ctx, uri) {
return co(function* () {
const urlParsed = new URL(uri);
const filterStatus = yield* utils.checkHostFilter(ctx, urlParsed.hostname);
if (0 !== filterStatus) {
ctx.logger.warn('wopi checkIpFilter error: url = %s', uri);
}
return filterStatus;
});
}
function getWopiParams(lockId, fileInfo, wopiSrc, access_token, access_token_ttl) {
const commonInfo = {lockId, fileInfo};
const userAuth = {
wopiSrc,
access_token,
access_token_ttl,
userSessionId: null,
mode: null
};
return {commonInfo, userAuth, LastModifiedTime: null};
}
async function dummyCheckFileInfo(req, res) {
//static output for performance reason
res.json({
BaseFileName: 'sample.docx',
OwnerId: 'userId',
Size: 100, //no need to set actual size for test
UserId: 'userId', //test ignores
UserFriendlyName: 'user',
Version: 0,
UserCanWrite: true,
SupportsGetLock: true,
SupportsLocks: true,
SupportsUpdate: true
});
}
async function dummyGetFile(req, res) {
const ctx = new operationContext.Context();
ctx.initFromRequest(req);
try {
await ctx.initTenantCache();
const tenWopiDummySampleFilePath = ctx.getCfg('wopi.dummy.sampleFilePath', cfgWopiDummySampleFilePath);
const sampleFileStat = await stat(tenWopiDummySampleFilePath);
res.setHeader('Content-Length', sampleFileStat.size);
res.setHeader('Content-Type', mime.getType(tenWopiDummySampleFilePath));
await pipeline(createReadStream(tenWopiDummySampleFilePath), res);
} catch (err) {
if (err.code === 'ERR_STREAM_PREMATURE_CLOSE') {
//xhr.abort case
ctx.logger.debug('dummyGetFile error: %s', err.stack);
} else {
ctx.logger.error('dummyGetFile error:%s', err.stack);
}
} finally {
if (!res.headersSent) {
res.sendStatus(400);
}
}
}
function dummyOk(req, res) {
res.sendStatus(200);
}
exports.checkIpFilter = checkIpFilter;
exports.discovery = discovery;
exports.collaboraCapabilities = collaboraCapabilities;
exports.parseWopiCallback = parseWopiCallback;
exports.getEditorHtml = getEditorHtml;
exports.getConverterHtml = getConverterHtml;
exports.putFile = putFile;
exports.parsePutFileResponse = parsePutFileResponse;
exports.putRelativeFile = putRelativeFile;
exports.renameFile = renameFile;
exports.refreshFile = refreshFile;
exports.lock = lock;
exports.unlock = unlock;
exports.getWopiUnlockMarker = getWopiUnlockMarker;
exports.getWopiModifiedMarker = getWopiModifiedMarker;
exports.getFileTypeByInfo = getFileTypeByInfo;
exports.isWopiJwtToken = isWopiJwtToken;
exports.setIsShutdown = setIsShutdown;
exports.dummyCheckFileInfo = dummyCheckFileInfo;
exports.dummyGetFile = dummyGetFile;
exports.dummyOk = dummyOk;