Method getHandler

src/Routers/FilesRouter.js:211–304

(req, res)

  }

  async getHandler(req, res) {
    const config = Config.get(req.params.appId);
    if (!config) {
      const error = createSanitizedHttpError(403, 'Invalid application ID.', config);
      res.status(error.status);
      res.json({ error: error.message });
      return;
    }

    FilesRouter._validateFileDownload(req, config);

    let filename = FilesRouter._getFilenameFromParams(req);
    try {
      const filesController = config.filesController;
      const mime = (await import('mime')).default;
      let contentType = mime.getType(filename);
      let file = new Parse.File(filename, { base64: '' }, contentType);
      const fileAuth = req.auth;
      const triggerResult = await triggers.maybeRunFileTrigger(
        triggers.Types.beforeFind,
        { file },
        config,
        fileAuth
      );
      if (triggerResult?.file?._name) {
        filename = triggerResult?.file?._name;
        contentType = mime.getType(filename);
      }

      const defaultResponseHeaders = { 'X-Content-Type-Options': 'nosniff' };

      if (isFileStreamable(req, filesController)) {
        const afterFind = await triggers.maybeRunFileTrigger(
          triggers.Types.afterFind,
          { file, forceDownload: false, responseHeaders: { ...defaultResponseHeaders } },
          config,
          fileAuth
        );
        if (afterFind?.forceDownload) {
          res.set('Content-Disposition', `attachment;filename=${afterFind.file?._name || filename}`);
        }
        for (const [key, value] of Object.entries(afterFind?.responseHeaders ?? defaultResponseHeaders)) {
          res.set(key, value);
        }
        filesController.handleFileStream(config, filename, req, res, contentType).catch(() => {
          res.status(404);
          res.set('Content-Type', 'text/plain');
          res.end('File not found.');
        });
        return;
      }

      let data = await filesController.getFileData(config, filename).catch(() => {
        res.status(404);
        res.set('Content-Type', 'text/plain');
        res.end('File not found.');
      });
      if (!data) {