112 lines
2.3 KiB
JavaScript
112 lines
2.3 KiB
JavaScript
'use strict';
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/**
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* Module dependencies
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*/
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import * as mongo from 'mongodb';
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import DriveFolder from '../../../models/drive-folder';
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import { isValidFolderName } from '../../../models/drive-folder';
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import serialize from '../../../serializers/drive-file';
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import event from '../../../event';
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/**
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* Update a folder
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*
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* @param {Object} params
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* @param {Object} user
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* @return {Promise<object>}
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*/
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module.exports = (params, user) =>
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new Promise(async (res, rej) =>
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{
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// Get 'folder_id' parameter
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const folderId = params.folder_id;
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if (folderId === undefined || folderId === null) {
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return rej('folder_id is required');
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}
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// Fetch folder
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const folder = await DriveFolder
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.findOne({
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_id: new mongo.ObjectID(folderId),
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user_id: user._id
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});
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if (folder === null) {
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return rej('folder-not-found');
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}
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// Get 'name' parameter
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let name = params.name;
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if (name) {
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name = name.trim();
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if (isValidFolderName(name)) {
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folder.name = name;
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} else {
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return rej('invalid folder name');
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}
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}
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// Get 'parent_id' parameter
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let parentId = params.parent_id;
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if (parentId !== undefined && parentId !== 'null') {
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parentId = new mongo.ObjectID(parentId);
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}
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let parent = null;
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if (parentId !== undefined && parentId !== null) {
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if (parentId === 'null') {
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folder.parent_id = null;
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} else {
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// Get parent folder
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parent = await DriveFolder
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.findOne({
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_id: parentId,
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user_id: user._id
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});
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if (parent === null) {
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return rej('parent-folder-not-found');
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}
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// Check if the circular reference will be occured
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async function checkCircle(folderId) {
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// Fetch folder
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const folder2 = await DriveFolder.findOne({
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_id: folderId
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}, {
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_id: true,
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parent_id: true
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});
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if (folder2._id.equals(folder._id)) {
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return true;
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} else if (folder2.parent_id) {
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return await checkCircle(folder2.parent_id);
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} else {
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return false;
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}
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}
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if (parent.parent_id !== null) {
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if (await checkCircle(parent.parent_id)) {
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return rej('detected-circular-definition');
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}
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}
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folder.parent_id = parent._id;
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}
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}
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// Update
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DriveFolder.update(folder._id, folder);
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// Serialize
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const folderObj = await serialize(folder);
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// Response
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res(folderObj);
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// Publish drive_folder_updated event
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event(user._id, 'drive_folder_updated', folderObj);
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});
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