agneta-platform/services/server/remotes/media/uploadFiles.js

Agneta Platform - Integrate and customize business applications

/*   Copyright 2017 Agneta Network Applications, LLC.
 *
 *   Source file: services/server/remotes/media/uploadFiles.js
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
const Promise = require('bluebird');
const multer = require('multer');

module.exports = function(Model) {

  var uploadArray = multer({
    dest: Model.__tempUploads
  })
    .array('objects');

  Model.uploadFiles = function(req) {

    var data = Model.__uploadData(req);

    Promise.map(req.files, function(file) {
      return Model.__prepareFile(file, {
        dir: data.dir
      });
    }, {
      concurrency: 5
    })
      .then(function(){
        Model.io.emit('files:upload:complete');
      });

    return Promise.resolve({
      _success: 'Files are uploading to your storage service'
    });

  };

  Model.beforeRemote('uploadFiles', function(context, instance, next) {
    uploadArray(context.req, context.res, next);
  });

  Model.remoteMethod(
    'uploadFiles', {
      description: 'Upload an array of files',
      accepts: [{
        arg: 'req',
        type: 'object',
        'http': {
          source: 'req'
        }
      }],
      returns: {
        arg: 'result',
        type: 'object',
        root: true
      },
      http: {
        verb: 'post',
        path: '/upload-files'
      }
    }
  );

};