audiobookshelf/client/.nuxt/utils.js
2021-08-17 17:01:11 -05:00

631 lines
17 KiB
JavaScript

import Vue from 'vue'
import { isSamePath as _isSamePath, joinURL, normalizeURL, withQuery, withoutTrailingSlash } from 'ufo'
// window.{{globals.loadedCallback}} hook
// Useful for jsdom testing or plugins (https://github.com/tmpvar/jsdom#dealing-with-asynchronous-script-loading)
if (process.client) {
window.onNuxtReadyCbs = []
window.onNuxtReady = (cb) => {
window.onNuxtReadyCbs.push(cb)
}
}
export function createGetCounter (counterObject, defaultKey = '') {
return function getCounter (id = defaultKey) {
if (counterObject[id] === undefined) {
counterObject[id] = 0
}
return counterObject[id]++
}
}
export function empty () {}
export function globalHandleError (error) {
if (Vue.config.errorHandler) {
Vue.config.errorHandler(error)
}
}
export function interopDefault (promise) {
return promise.then(m => m.default || m)
}
export function hasFetch(vm) {
return vm.$options && typeof vm.$options.fetch === 'function' && !vm.$options.fetch.length
}
export function purifyData(data) {
if (process.env.NODE_ENV === 'production') {
return data
}
return Object.entries(data).filter(
([key, value]) => {
const valid = !(value instanceof Function) && !(value instanceof Promise)
if (!valid) {
console.warn(`${key} is not able to be stringified. This will break in a production environment.`)
}
return valid
}
).reduce((obj, [key, value]) => {
obj[key] = value
return obj
}, {})
}
export function getChildrenComponentInstancesUsingFetch(vm, instances = []) {
const children = vm.$children || []
for (const child of children) {
if (child.$fetch) {
instances.push(child)
continue; // Don't get the children since it will reload the template
}
if (child.$children) {
getChildrenComponentInstancesUsingFetch(child, instances)
}
}
return instances
}
export function applyAsyncData (Component, asyncData) {
if (
// For SSR, we once all this function without second param to just apply asyncData
// Prevent doing this for each SSR request
!asyncData && Component.options.__hasNuxtData
) {
return
}
const ComponentData = Component.options._originDataFn || Component.options.data || function () { return {} }
Component.options._originDataFn = ComponentData
Component.options.data = function () {
const data = ComponentData.call(this, this)
if (this.$ssrContext) {
asyncData = this.$ssrContext.asyncData[Component.cid]
}
return { ...data, ...asyncData }
}
Component.options.__hasNuxtData = true
if (Component._Ctor && Component._Ctor.options) {
Component._Ctor.options.data = Component.options.data
}
}
export function sanitizeComponent (Component) {
// If Component already sanitized
if (Component.options && Component._Ctor === Component) {
return Component
}
if (!Component.options) {
Component = Vue.extend(Component) // fix issue #6
Component._Ctor = Component
} else {
Component._Ctor = Component
Component.extendOptions = Component.options
}
// If no component name defined, set file path as name, (also fixes #5703)
if (!Component.options.name && Component.options.__file) {
Component.options.name = Component.options.__file
}
return Component
}
export function getMatchedComponents (route, matches = false, prop = 'components') {
return Array.prototype.concat.apply([], route.matched.map((m, index) => {
return Object.keys(m[prop]).map((key) => {
matches && matches.push(index)
return m[prop][key]
})
}))
}
export function getMatchedComponentsInstances (route, matches = false) {
return getMatchedComponents(route, matches, 'instances')
}
export function flatMapComponents (route, fn) {
return Array.prototype.concat.apply([], route.matched.map((m, index) => {
return Object.keys(m.components).reduce((promises, key) => {
if (m.components[key]) {
promises.push(fn(m.components[key], m.instances[key], m, key, index))
} else {
delete m.components[key]
}
return promises
}, [])
}))
}
export function resolveRouteComponents (route, fn) {
return Promise.all(
flatMapComponents(route, async (Component, instance, match, key) => {
// If component is a function, resolve it
if (typeof Component === 'function' && !Component.options) {
try {
Component = await Component()
} catch (error) {
// Handle webpack chunk loading errors
// This may be due to a new deployment or a network problem
if (
error &&
error.name === 'ChunkLoadError' &&
typeof window !== 'undefined' &&
window.sessionStorage
) {
const timeNow = Date.now()
const previousReloadTime = parseInt(window.sessionStorage.getItem('nuxt-reload'))
// check for previous reload time not to reload infinitely
if (!previousReloadTime || previousReloadTime + 60000 < timeNow) {
window.sessionStorage.setItem('nuxt-reload', timeNow)
window.location.reload(true /* skip cache */)
}
}
throw error
}
}
match.components[key] = Component = sanitizeComponent(Component)
return typeof fn === 'function' ? fn(Component, instance, match, key) : Component
})
)
}
export async function getRouteData (route) {
if (!route) {
return
}
// Make sure the components are resolved (code-splitting)
await resolveRouteComponents(route)
// Send back a copy of route with meta based on Component definition
return {
...route,
meta: getMatchedComponents(route).map((Component, index) => {
return { ...Component.options.meta, ...(route.matched[index] || {}).meta }
})
}
}
export async function setContext (app, context) {
// If context not defined, create it
if (!app.context) {
app.context = {
isStatic: process.static,
isDev: true,
isHMR: false,
app,
store: app.store,
payload: context.payload,
error: context.error,
base: app.router.options.base,
env: {"serverUrl":"http://localhost:3333","baseUrl":"http://0.0.0.0"}
}
// Only set once
if (context.req) {
app.context.req = context.req
}
if (context.res) {
app.context.res = context.res
}
if (context.ssrContext) {
app.context.ssrContext = context.ssrContext
}
app.context.redirect = (status, path, query) => {
if (!status) {
return
}
app.context._redirected = true
// if only 1 or 2 arguments: redirect('/') or redirect('/', { foo: 'bar' })
let pathType = typeof path
if (typeof status !== 'number' && (pathType === 'undefined' || pathType === 'object')) {
query = path || {}
path = status
pathType = typeof path
status = 302
}
if (pathType === 'object') {
path = app.router.resolve(path).route.fullPath
}
// "/absolute/route", "./relative/route" or "../relative/route"
if (/(^[.]{1,2}\/)|(^\/(?!\/))/.test(path)) {
app.context.next({
path,
query,
status
})
} else {
path = withQuery(path, query)
if (process.server) {
app.context.next({
path,
status
})
}
if (process.client) {
// https://developer.mozilla.org/en-US/docs/Web/API/Location/replace
window.location.replace(path)
// Throw a redirect error
throw new Error('ERR_REDIRECT')
}
}
}
if (process.server) {
app.context.beforeNuxtRender = fn => context.beforeRenderFns.push(fn)
}
if (process.client) {
app.context.nuxtState = window.__NUXT__
}
}
// Dynamic keys
const [currentRouteData, fromRouteData] = await Promise.all([
getRouteData(context.route),
getRouteData(context.from)
])
if (context.route) {
app.context.route = currentRouteData
}
if (context.from) {
app.context.from = fromRouteData
}
app.context.next = context.next
app.context._redirected = false
app.context._errored = false
app.context.isHMR = Boolean(context.isHMR)
app.context.params = app.context.route.params || {}
app.context.query = app.context.route.query || {}
}
export function middlewareSeries (promises, appContext) {
if (!promises.length || appContext._redirected || appContext._errored) {
return Promise.resolve()
}
return promisify(promises[0], appContext)
.then(() => {
return middlewareSeries(promises.slice(1), appContext)
})
}
export function promisify (fn, context) {
let promise
if (fn.length === 2) {
console.warn('Callback-based asyncData, fetch or middleware calls are deprecated. ' +
'Please switch to promises or async/await syntax')
// fn(context, callback)
promise = new Promise((resolve) => {
fn(context, function (err, data) {
if (err) {
context.error(err)
}
data = data || {}
resolve(data)
})
})
} else {
promise = fn(context)
}
if (promise && promise instanceof Promise && typeof promise.then === 'function') {
return promise
}
return Promise.resolve(promise)
}
// Imported from vue-router
export function getLocation (base, mode) {
if (mode === 'hash') {
return window.location.hash.replace(/^#\//, '')
}
base = decodeURI(base).slice(0, -1) // consideration is base is normalized with trailing slash
let path = decodeURI(window.location.pathname)
if (base && path.startsWith(base)) {
path = path.slice(base.length)
}
const fullPath = (path || '/') + window.location.search + window.location.hash
return normalizeURL(fullPath)
}
// Imported from path-to-regexp
/**
* Compile a string to a template function for the path.
*
* @param {string} str
* @param {Object=} options
* @return {!function(Object=, Object=)}
*/
export function compile (str, options) {
return tokensToFunction(parse(str, options), options)
}
export function getQueryDiff (toQuery, fromQuery) {
const diff = {}
const queries = { ...toQuery, ...fromQuery }
for (const k in queries) {
if (String(toQuery[k]) !== String(fromQuery[k])) {
diff[k] = true
}
}
return diff
}
export function normalizeError (err) {
let message
if (!(err.message || typeof err === 'string')) {
try {
message = JSON.stringify(err, null, 2)
} catch (e) {
message = `[${err.constructor.name}]`
}
} else {
message = err.message || err
}
return {
...err,
message,
statusCode: (err.statusCode || err.status || (err.response && err.response.status) || 500)
}
}
/**
* The main path matching regexp utility.
*
* @type {RegExp}
*/
const PATH_REGEXP = new RegExp([
// Match escaped characters that would otherwise appear in future matches.
// This allows the user to escape special characters that won't transform.
'(\\\\.)',
// Match Express-style parameters and un-named parameters with a prefix
// and optional suffixes. Matches appear as:
//
// "/:test(\\d+)?" => ["/", "test", "\d+", undefined, "?", undefined]
// "/route(\\d+)" => [undefined, undefined, undefined, "\d+", undefined, undefined]
// "/*" => ["/", undefined, undefined, undefined, undefined, "*"]
'([\\/.])?(?:(?:\\:(\\w+)(?:\\(((?:\\\\.|[^\\\\()])+)\\))?|\\(((?:\\\\.|[^\\\\()])+)\\))([+*?])?|(\\*))'
].join('|'), 'g')
/**
* Parse a string for the raw tokens.
*
* @param {string} str
* @param {Object=} options
* @return {!Array}
*/
function parse (str, options) {
const tokens = []
let key = 0
let index = 0
let path = ''
const defaultDelimiter = (options && options.delimiter) || '/'
let res
while ((res = PATH_REGEXP.exec(str)) != null) {
const m = res[0]
const escaped = res[1]
const offset = res.index
path += str.slice(index, offset)
index = offset + m.length
// Ignore already escaped sequences.
if (escaped) {
path += escaped[1]
continue
}
const next = str[index]
const prefix = res[2]
const name = res[3]
const capture = res[4]
const group = res[5]
const modifier = res[6]
const asterisk = res[7]
// Push the current path onto the tokens.
if (path) {
tokens.push(path)
path = ''
}
const partial = prefix != null && next != null && next !== prefix
const repeat = modifier === '+' || modifier === '*'
const optional = modifier === '?' || modifier === '*'
const delimiter = res[2] || defaultDelimiter
const pattern = capture || group
tokens.push({
name: name || key++,
prefix: prefix || '',
delimiter,
optional,
repeat,
partial,
asterisk: Boolean(asterisk),
pattern: pattern ? escapeGroup(pattern) : (asterisk ? '.*' : '[^' + escapeString(delimiter) + ']+?')
})
}
// Match any characters still remaining.
if (index < str.length) {
path += str.substr(index)
}
// If the path exists, push it onto the end.
if (path) {
tokens.push(path)
}
return tokens
}
/**
* Prettier encoding of URI path segments.
*
* @param {string}
* @return {string}
*/
function encodeURIComponentPretty (str, slashAllowed) {
const re = slashAllowed ? /[?#]/g : /[/?#]/g
return encodeURI(str).replace(re, (c) => {
return '%' + c.charCodeAt(0).toString(16).toUpperCase()
})
}
/**
* Encode the asterisk parameter. Similar to `pretty`, but allows slashes.
*
* @param {string}
* @return {string}
*/
function encodeAsterisk (str) {
return encodeURIComponentPretty(str, true)
}
/**
* Escape a regular expression string.
*
* @param {string} str
* @return {string}
*/
function escapeString (str) {
return str.replace(/([.+*?=^!:${}()[\]|/\\])/g, '\\$1')
}
/**
* Escape the capturing group by escaping special characters and meaning.
*
* @param {string} group
* @return {string}
*/
function escapeGroup (group) {
return group.replace(/([=!:$/()])/g, '\\$1')
}
/**
* Expose a method for transforming tokens into the path function.
*/
function tokensToFunction (tokens, options) {
// Compile all the tokens into regexps.
const matches = new Array(tokens.length)
// Compile all the patterns before compilation.
for (let i = 0; i < tokens.length; i++) {
if (typeof tokens[i] === 'object') {
matches[i] = new RegExp('^(?:' + tokens[i].pattern + ')$', flags(options))
}
}
return function (obj, opts) {
let path = ''
const data = obj || {}
const options = opts || {}
const encode = options.pretty ? encodeURIComponentPretty : encodeURIComponent
for (let i = 0; i < tokens.length; i++) {
const token = tokens[i]
if (typeof token === 'string') {
path += token
continue
}
const value = data[token.name || 'pathMatch']
let segment
if (value == null) {
if (token.optional) {
// Prepend partial segment prefixes.
if (token.partial) {
path += token.prefix
}
continue
} else {
throw new TypeError('Expected "' + token.name + '" to be defined')
}
}
if (Array.isArray(value)) {
if (!token.repeat) {
throw new TypeError('Expected "' + token.name + '" to not repeat, but received `' + JSON.stringify(value) + '`')
}
if (value.length === 0) {
if (token.optional) {
continue
} else {
throw new TypeError('Expected "' + token.name + '" to not be empty')
}
}
for (let j = 0; j < value.length; j++) {
segment = encode(value[j])
if (!matches[i].test(segment)) {
throw new TypeError('Expected all "' + token.name + '" to match "' + token.pattern + '", but received `' + JSON.stringify(segment) + '`')
}
path += (j === 0 ? token.prefix : token.delimiter) + segment
}
continue
}
segment = token.asterisk ? encodeAsterisk(value) : encode(value)
if (!matches[i].test(segment)) {
throw new TypeError('Expected "' + token.name + '" to match "' + token.pattern + '", but received "' + segment + '"')
}
path += token.prefix + segment
}
return path
}
}
/**
* Get the flags for a regexp from the options.
*
* @param {Object} options
* @return {string}
*/
function flags (options) {
return options && options.sensitive ? '' : 'i'
}
export function addLifecycleHook(vm, hook, fn) {
if (!vm.$options[hook]) {
vm.$options[hook] = []
}
if (!vm.$options[hook].includes(fn)) {
vm.$options[hook].push(fn)
}
}
export const urlJoin = joinURL
export const stripTrailingSlash = withoutTrailingSlash
export const isSamePath = _isSamePath
export function setScrollRestoration (newVal) {
try {
window.history.scrollRestoration = newVal;
} catch(e) {}
}