[feature] WOPI created zero-weight file replacement with template

ONLYOFFICE · Jan 10, 2024 · 7faaaf5 · 7faaaf5
1 parent ef01431
commit 7faaaf5
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Showing 3 changed files with 78 additions and 0 deletions.
diff --git a/Common/sources/constants.js b/Common/sources/constants.js
@@ -281,3 +281,33 @@ exports.FILE_STATUS_UPDATE_VERSION = 'updateversion';
 
 exports.ACTIVEMQ_QUEUE_PREFIX = 'queue://';
 exports.ACTIVEMQ_TOPIC_PREFIX = 'topic://';
+
+exports.LOCALE_MAP = {
+  'az': 'az-Latn-AZ',
+  'bg': 'bg-BG',
+  'cs': 'cs-CZ',
+  'de': 'de-DE',
+  'el': 'el-GR',
+  'en': 'en-US', // collision
+  'es': 'es-ES',
+  'eu': 'eu-ES',
+  'fr': 'fr-FR',
+  'gl': 'gl-ES',
+  'hy': 'hy-AM',
+  'it': 'it-IT',
+  'ja': 'ja-JP',
+  'ko': 'ko-KR',
+  'lv': 'lv-LV',
+  'ms': 'ms-MY',
+  'nl': 'nl-NL',
+  'pl': 'pl-PL',
+  'pt': 'pt-BR', // collision
+  'ru': 'ru-RU',
+  'si': 'si-LK',
+  'sk': 'sk-SK',
+  'sv': 'sv-SE',
+  'tr': 'tr-TR',
+  'uk': 'uk-UA',
+  'vi': 'vi-VN',
+  'zh': 'zh-CH' // collision
+};
diff --git a/Common/sources/utils.js b/Common/sources/utils.js
@@ -1111,3 +1111,15 @@ exports.checksumFile = function(hashName, path) {
     stream.on('end', () => resolve(hash.digest('hex')));
   });
 };
+
+exports.getLocaleFullCode = function(unformattedLocale) {
+  // Expects that full locale string must starts with at last 2 lowercase characters,
+  // then comes optional part with dash and at last  2 characters in any case
+  // and ends with at last 2 uppercase characters with dash.
+  const isAlreadyFullLocale = /^[a-z]{2,}(-[A-Za-z]{2,})?-[A-Z]{2,}$/.test(unformattedLocale);
+  if (isAlreadyFullLocale) {
+    return unformattedLocale;
+  }
+
+  return constants.LOCALE_MAP[unformattedLocale];
+}
diff --git a/DocService/sources/wopiClient.js b/DocService/sources/wopiClient.js
@@ -38,13 +38,15 @@ const {URL} = require('url');
 const co = require('co');
 const jwt = require('jsonwebtoken');
 const config = require('config');
+const fs = require('fs');
 const utf7 = require('utf7');
 const mimeDB = require('mime-db');
 const xmlbuilder2 = require('xmlbuilder2');
 const logger = require('./../../Common/sources/logger');
 const utils = require('./../../Common/sources/utils');
 const constants = require('./../../Common/sources/constants');
 const commonDefines = require('./../../Common/sources/commondefines');
+const formatChecker = require('./../../Common/sources/formatchecker');
 const operationContext = require('./../../Common/sources/operationContext');
 const tenantManager = require('./../../Common/sources/tenantManager');
 const sqlBase = require('./databaseConnectors/baseConnector');
@@ -57,6 +59,7 @@ const cfgTokenOutboxExpires = config.get('services.CoAuthoring.token.outbox.expi
 const cfgTokenEnableBrowser = config.get('services.CoAuthoring.token.enable.browser');
 const cfgCallbackRequestTimeout = config.get('services.CoAuthoring.server.callbackRequestTimeout');
 const cfgAllowPrivateIPAddressForSignedRequests = config.get('services.CoAuthoring.server.allowPrivateIPAddressForSignedRequests');
+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');
@@ -440,6 +443,39 @@ function getEditorHtml(req, res) {
         yield canvasService.commandOpenStartPromise(ctx, docId, utils.getBaseUrlByRequest(ctx, req), commonInfo, fileType);
       }
 
+      const fileFormat = (extension) => {
+        const format = formatChecker.getFormatFromString(extension);
+        if (formatChecker.isDocumentFormat(format)) {
+          if (format === constants.AVS_OFFICESTUDIO_FILE_DOCUMENT_DOCXF) {
+            return 'docxf';
+          }
+
+          return 'docx';
+        }
+        if (formatChecker.isSpreadsheetFormat(format)) {
+          return 'xlsx';
+        }
+        if (formatChecker.isPresentationFormat(format)) {
+          return 'pptx';
+        }
+
+        return '';
+      };
+      const fileType = getFileTypeByInfo(fileInfo);
+      const format = fileFormat(fileType);
+
+      // TODO: throw error if format not supported?
+      if (fileInfo.Size === 0 && format.length !== 0) {
+        const wopiParams = getWopiParams('', fileInfo, wopiSrc, access_token, access_token_ttl);
+        const locale = utils.getLocaleFullCode(params.queryParams.lang || params.queryParams.ui || 'en-US');
+        const defaultFilePath = `${cfgNewFileTemplate}/en-US/new.${format}`;
+        const expectedPath = `${cfgNewFileTemplate}/${locale}/new.${format}`;
+        const filePath = fs.existsSync(expectedPath) ? expectedPath : defaultFilePath;
+        const templateFileStream = fs.createReadStream(filePath);
+        const templateFileSize = fs.lstatSync(filePath).size;
+        yield putFile(ctx, wopiParams, undefined, templateFileStream, templateFileSize, fileInfo.UserId, false, false, false);
+      }
+
       //Lock
       if ('view' !== mode) {
         let lockRes = yield lock(ctx, 'LOCK', lockId, fileInfo, userAuth);