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* Crowi context class for client
*/
import axios from 'axios'
import io from 'socket.io-client'
import { User } from 'client/types/crowi'
interface Me {
id?: string
name?: string
}
interface Context {
user: Me
csrfToken: string
}
export default class Crowi {
public context: Context
public config: {
crowi?: {}
upload?: {
image: boolean
file: boolean
}
env?: {
PLANTUML_URI: string | null
MATHJAX: string | null
}
}
public csrfToken: string
public window: Window
public location: Location
public document: Document
public localStorage: Storage
public user?: Me
public users: User[]
public userByName: { [name: string]: User }
public userById: { [id: string]: User }
public draft: { [path: string]: string }
public socket: any
constructor(context: Context, window: Window) {
this.context = context
this.config = {}
this.csrfToken = context.csrfToken
this.setUser(context.user)
this.window = window
this.location = window.location || {}
this.document = window.document || {}
this.localStorage = window.localStorage || {}
this.fetchUsers = this.fetchUsers.bind(this)
this.apiGet = this.apiGet.bind(this)
this.apiPost = this.apiPost.bind(this)
this.apiRequest = this.apiRequest.bind(this)
this.users = []
this.userByName = {}
this.userById = {}
this.draft = {}
this.recoverData()
this.socket = io({
transports: ['websocket'],
})
}
getContext() {
return this.context
}
setConfig(config: {}) {
this.config = config
}
getConfig() {
return this.config
}
setUser(user?: Me) {
const { id = '', name = '' } = user || {}
this.user = { id, name }
}
getUser() {
return this.user
}
getWebSocket() {
return this.socket
}
recoverData() {
type keys = ['userByName', 'userById', 'users', 'draft']
const keys: keys = ['userByName', 'userById', 'users', 'draft']
keys.forEach(key => {
const keyContent = this.localStorage[key]
if (keyContent) {
try {
this[key] = JSON.parse(keyContent)
} catch (e) {
this.localStorage.removeItem(key)
}
}
})
}
fetchUsers() {
const interval = 1000 * 60 * 15 // 15min
const currentTime = new Date().getTime()
const lastFetched = new Date(this.localStorage.lastFetched || 0).getTime()
if (interval > currentTime - lastFetched) {
return
}
this.apiGet('/users.list', {})
.then(data => {
this.users = data.users
this.localStorage.users = JSON.stringify(data.users)
const userByName: { [name: string]: User } = {}
const userById: { [id: string]: User } = {}
data.users.forEach((user: User) => {
const { username, _id } = user
userByName[username] = user
userById[_id] = user
})
this.userByName = userByName
this.localStorage.userByName = JSON.stringify(userByName)
this.userById = userById
this.localStorage.userById = JSON.stringify(userById)
this.localStorage.lastFetched = new Date()
})
.catch(err => {
this.localStorage.removeItem('lastFetched')
// ignore errors
})
}
clearDraft(path: string) {
delete this.draft[path]
this.localStorage.draft = JSON.stringify(this.draft)
}
saveDraft(path: string, body: string) {
this.draft[path] = body
this.localStorage.draft = JSON.stringify(this.draft)
}
findDraft(path: string) {
if (this.draft && this.draft[path]) {
return this.draft[path]
}
return null
}
findUserById(userId: string) {
if (this.userById && this.userById[userId]) {
return this.userById[userId]
}
return null
}
findUserByIds(userIds: string[]) {
const users: User[] = []
for (const userId of userIds) {
const user = this.findUserById(userId)
if (user) {
users.push(user)
}
}
return users
}
findUser(username: string) {
if (this.userByName && this.userByName[username]) {
return this.userByName[username]
}
return null
}
async apiGet(path: string, params = {}) {
return this.apiRequest('get', path, { params })
}
async apiPost(path: string, data: { _csrf?: string; [key: string]: any } = {}) {
if (!data._csrf) {
data._csrf = this.csrfToken
}
return this.apiRequest('post', path, { data })
}
async apiRequest(method: 'get' | 'post', path: string, payload: { params?: any; data?: any }) {
const createError = (message: string, info = {}) => {
const error = new Error(message)
error.info = info
return error
}
const url = `/_api${path}`
const { data } = await axios({ method, url, ...payload }).catch(function() {
throw createError('Error')
})
const { ok, error, info } = data
if (ok) {
return data
}
throw createError(error, info)
}
static escape = (html: string, encode = false) =>
html
.replace(!encode ? /&(?!#?\w+;)/g : /&/g, '&')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/"/g, '"')
.replace(/'/g, ''')
static unescape = (html: string) =>
html.replace(/&([#\w]+);/g, (_, n) => {
n = n.toLowerCase()
if (n === 'colon') return ':'
if (n.charAt(0) === '#') {
return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1))
}
return ''
})
}
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