filebrowser/_assets/js/common.js

667 lines
17 KiB
JavaScript

'use strict'
var tempID = '_fm_internal_temporary_id'
var ssl = (window.location.protocol === 'https:')
var templates = {}
var selectedItems = []
var overlay
var clickOverlay
// Removes an element, if exists, from an array
Array.prototype.removeElement = function (element) {
var i = this.indexOf(element)
if (i !== -1) {
this.splice(i, 1)
}
}
// Replaces an element inside an array by another
Array.prototype.replaceElement = function (oldElement, newElement) {
var i = this.indexOf(oldElement)
if (i !== -1) {
this[i] = newElement
}
}
// Sends a costum event to itself
Document.prototype.sendCostumEvent = function (text) {
this.dispatchEvent(new window.CustomEvent(text))
}
// Gets the content of a cookie
Document.prototype.getCookie = function (name) {
var re = new RegExp('(?:(?:^|.*;\\s*)' + name + '\\s*\\=\\s*([^;]*).*$)|^.*$')
return document.cookie.replace(re, '$1')
}
// Remove the last directory of an url
var removeLastDirectoryPartOf = function (url) {
var arr = url.split('/')
if (arr.pop() === '') {
arr.pop()
}
return (arr.join('/'))
}
function getCSSRule (rules) {
for (let i = 0; i < rules.length; i++) {
rules[i] = rules[i].toLowerCase()
}
let result = null
let find = Array.prototype.find
find.call(document.styleSheets, styleSheet => {
result = find.call(styleSheet.cssRules, cssRule => {
let found = false
if (cssRule instanceof CSSStyleRule) {
for (let i = 0; i < rules.length; i++) {
if (cssRule.selectorText.toLowerCase() === rules[i]) {
found = true
}
}
}
return found
})
return result != null
})
return result
}
/* * * * * * * * * * * * * * * *
* *
* BUTTONS *
* *
* * * * * * * * * * * * * * * */
var buttons = {
previousState: {}
}
buttons.setLoading = function (name) {
if (typeof this[name] === 'undefined') return
let i = this[name].querySelector('i')
this.previousState[name] = i.innerHTML
i.style.opacity = 0
setTimeout(function () {
i.classList.add('spin')
i.innerHTML = 'autorenew'
i.style.opacity = 1
}, 200)
}
// Changes an element to done animation
buttons.setDone = function (name, success = true) {
let i = this[name].querySelector('i')
i.style.opacity = 0
let thirdStep = () => {
i.innerHTML = this.previousState[name]
i.style.opacity = null
if (selectedItems.length === 0 && document.getElementById('listing')) {
document.sendCostumEvent('changed-selected')
}
}
let secondStep = () => {
i.style.opacity = 0
setTimeout(thirdStep, 200)
}
let firstStep = () => {
i.classList.remove('spin')
i.innerHTML = success
? 'done'
: 'close'
i.style.opacity = 1
setTimeout(secondStep, 1000)
}
setTimeout(firstStep, 200)
return false
}
/* * * * * * * * * * * * * * * *
* *
* WEBDAV *
* *
* * * * * * * * * * * * * * * */
var webdav = {}
webdav.convertURL = function (url) {
return window.location.origin + url.replace(baseURL + '/', webdavURL + '/')
}
webdav.move = function (oldLink, newLink) {
return new Promise((resolve, reject) => {
let request = new window.XMLHttpRequest()
let destination = newLink.replace(baseURL + '/', webdavURL + '/')
destination = window.location.origin + destination.substring(prefixURL.length)
request.open('MOVE', webdav.convertURL(oldLink), true)
request.setRequestHeader('Destination', destination)
request.onload = () => {
if (request.status === 201 || request.status === 204) {
resolve()
} else {
reject(request.statusText)
}
}
request.onerror = () => reject(request.statusText)
request.send()
})
}
webdav.put = function (link, body, headers = {}) {
return new Promise((resolve, reject) => {
let request = new window.XMLHttpRequest()
request.open('PUT', webdav.convertURL(link), true)
for (let key in headers) {
request.setRequestHeader(key, headers[key])
}
request.onload = () => {
if (request.status == 201) {
resolve()
} else {
reject(request.statusText)
}
}
request.onerror = () => reject(request.statusText)
request.send(body)
})
}
webdav.propfind = function (link, body, headers = {}) {
return new Promise((resolve, reject) => {
let request = new window.XMLHttpRequest()
request.open('PROPFIND', webdav.convertURL(link), true)
for (let key in headers) {
request.setRequestHeader(key, headers[key])
}
request.onload = () => {
if (request.status < 300) {
resolve(request.responseText)
} else {
reject(request.statusText)
}
}
request.onerror = () => reject(request.statusText)
request.send(body)
})
}
webdav.delete = function (link) {
return new Promise((resolve, reject) => {
let request = new window.XMLHttpRequest()
request.open('DELETE', webdav.convertURL(link), true)
request.onload = () => {
if (request.status === 204) {
resolve()
} else {
reject(request.statusText)
}
}
request.onerror = () => reject(request.statusText)
request.send()
})
}
webdav.new = function (link) {
return new Promise((resolve, reject) => {
let request = new window.XMLHttpRequest()
request.open((link.endsWith('/') ? 'MKCOL' : 'PUT'), webdav.convertURL(link), true)
request.onload = () => {
if (request.status === 201) {
resolve()
} else {
reject(request.statusText)
}
}
request.onerror = () => reject(request.statusText)
request.send()
})
}
/* * * * * * * * * * * * * * * *
* *
* EVENTS *
* *
* * * * * * * * * * * * * * * */
function closePrompt (event) {
let prompt = document.querySelector('.prompt')
if (!prompt) return
if (typeof event !== 'undefined') {
event.preventDefault()
}
document.querySelector('.overlay').classList.remove('active')
prompt.classList.remove('active')
setTimeout(() => {
prompt.remove()
}, 100)
}
function notImplemented (event) {
event.preventDefault()
clickOverlay.click()
let clone = document.importNode(templates.message.content, true)
clone.querySelector('h3').innerHTML = 'Not implemented'
clone.querySelector('p').innerHTML = "Sorry, but this feature wasn't implemented yet."
document.querySelector('body').appendChild(clone)
document.querySelector('.overlay').classList.add('active')
document.querySelector('.prompt').classList.add('active')
}
// Prevent Default event
var preventDefault = function (event) {
event.preventDefault()
}
function logoutEvent (event) {
let request = new window.XMLHttpRequest()
request.open('GET', window.location.pathname, true, 'username', 'password')
request.send()
request.onreadystatechange = function () {
if (request.readyState === 4) {
window.location = '/'
}
}
}
function getHash (event, hash) {
event.preventDefault()
let request = new window.XMLHttpRequest()
let link
if (selectedItems.length) {
link = document.getElementById(selectedItems[0]).dataset.url
} else {
link = window.location.pathname
}
request.open('GET', `${link}?checksum=${hash}`, true)
request.onload = () => {
if (request.status >= 300) {
console.log(request.statusText)
return
}
event.target.parentElement.innerHTML = request.responseText
}
request.onerror = (e) => console.log(e)
request.send()
}
function infoEvent (event) {
event.preventDefault()
if (event.currentTarget.classList.contains('disabled')) {
return
}
let dir = false
let link
if (selectedItems.length) {
link = document.getElementById(selectedItems[0]).dataset.url
dir = document.getElementById(selectedItems[0]).dataset.dir
} else {
if (document.getElementById('listing') !== null) {
dir = true
}
link = window.location.pathname
}
buttons.setLoading('info', false)
webdav.propfind(link)
.then((text) => {
let parser = new window.DOMParser()
let xml = parser.parseFromString(text, 'text/xml')
let clone = document.importNode(templates.info.content, true)
let value = xml.getElementsByTagName('displayname')
if (value.length > 0) {
clone.getElementById('display_name').innerHTML = value[0].innerHTML
} else {
clone.getElementById('display_name').innerHTML = xml.getElementsByTagName('D:displayname')[0].innerHTML
}
value = xml.getElementsByTagName('getcontentlength')
if (value.length > 0) {
clone.getElementById('content_length').innerHTML = value[0].innerHTML
} else {
clone.getElementById('content_length').innerHTML = xml.getElementsByTagName('D:getcontentlength')[0].innerHTML
}
value = xml.getElementsByTagName('getlastmodified')
if (value.length > 0) {
clone.getElementById('last_modified').innerHTML = value[0].innerHTML
} else {
clone.getElementById('last_modified').innerHTML = xml.getElementsByTagName('D:getlastmodified')[0].innerHTML
}
if (dir === true || dir === 'true') {
clone.querySelector('.file-only').style.display = 'none'
}
document.querySelector('body').appendChild(clone)
document.querySelector('.overlay').classList.add('active')
document.querySelector('.prompt').classList.add('active')
buttons.setDone('info', true)
})
.catch(e => {
buttons.setDone('info', false)
console.log(e)
})
}
function deleteOnSingleFile () {
closePrompt()
buttons.setLoading('delete')
webdav.delete(window.location.pathname)
.then(() => {
window.location.pathname = removeLastDirectoryPartOf(window.location.pathname)
})
.catch(e => {
buttons.setDone('delete', false)
console.log(e)
})
}
function deleteOnListing () {
closePrompt()
buttons.setLoading('delete')
let promises = []
for (let id of selectedItems) {
promises.push(webdav.delete(document.getElementById(id).dataset.url))
}
Promise.all(promises)
.then(() => {
listing.reload()
buttons.setDone('delete')
})
.catch(e => {
console.log(e)
buttons.setDone('delete', false)
})
}
// Handles the delete button event
function deleteEvent (event) {
let single = false
if (!selectedItems.length) {
selectedItems = ['placeholder']
single = true
}
let clone = document.importNode(templates.question.content, true)
clone.querySelector('h3').innerHTML = 'Delete files'
if (single) {
clone.querySelector('form').addEventListener('submit', deleteOnSingleFile)
clone.querySelector('p').innerHTML = `Are you sure you want to delete this file/folder?`
} else {
clone.querySelector('form').addEventListener('submit', deleteOnListing)
clone.querySelector('p').innerHTML = `Are you sure you want to delete ${selectedItems.length} file(s)?`
}
clone.querySelector('input').remove()
clone.querySelector('.ok').innerHTML = 'Delete'
document.body.appendChild(clone)
document.querySelector('.overlay').classList.add('active')
document.querySelector('.prompt').classList.add('active')
return false
}
function resetSearchText () {
let box = document.querySelector('#search > div div')
if (user.AllowCommands) {
box.innerHTML = `Search or use one of your supported commands: ${user.Commands.join(", ")}.`
} else {
box.innerHTML = 'Type and press enter to search.'
}
}
function searchEvent (event) {
if (this.value.length === 0) {
resetSearchText()
return
}
let value = this.value,
search = document.getElementById('search'),
scrollable = document.querySelector('#search > div'),
box = document.querySelector('#search > div div'),
pieces = value.split(' '),
supported = false
user.Commands.forEach(function (cmd) {
if (cmd == pieces[0]) {
supported = true
}
})
if (!supported || !user.AllowCommands) {
box.innerHTML = 'Press enter to search.'
} else {
box.innerHTML = 'Press enter to execute.'
}
if (event.keyCode === 13) {
box.innerHTML = ''
search.classList.add('ongoing')
let url = window.location.host + window.location.pathname
if (document.getElementById('editor')) {
url = removeLastDirectoryPartOf(url)
}
let protocol = ssl ? 'wss:' : 'ws:'
if (supported && user.AllowCommands) {
let conn = new window.WebSocket(`${protocol}//${url}?command=true`)
conn.onopen = function () {
conn.send(value)
}
conn.onmessage = function (event) {
box.innerHTML = event.data
scrollable.scrollTop = scrollable.scrollHeight
}
conn.onclose = function (event) {
search.classList.remove('ongoing')
listing.reload()
}
return
}
box.innerHTML = '<ul></ul>'
let ul = box.querySelector('ul')
let conn = new window.WebSocket(`${protocol}//${url}?search=true`)
conn.onopen = function () {
conn.send(value)
}
conn.onmessage = function (event) {
ul.innerHTML += '<li><a href="' + event.data + '">' + event.data + '</a></li>'
scrollable.scrollTop = scrollable.scrollHeight
}
conn.onclose = function (event) {
search.classList.remove('ongoing')
}
}
}
function setupSearch () {
let search = document.getElementById('search')
let searchInput = search.querySelector('input')
let searchDiv = search.querySelector('div')
let hover = false
let focus = false
resetSearchText()
searchInput.addEventListener('focus', event => {
focus = true
search.classList.add('active')
})
searchDiv.addEventListener('mouseover', event => {
hover = true
search.classList.add('active')
})
searchInput.addEventListener('blur', event => {
focus = false
if (hover) return
search.classList.remove('active')
})
search.addEventListener('mouseleave', event => {
hover = false
if (focus) return
search.classList.remove('active')
})
search.addEventListener('click', event => {
search.classList.add('active')
search.querySelector('input').focus()
})
searchInput.addEventListener('keyup', searchEvent)
}
function closeHelp (event) {
event.preventDefault()
document.querySelector('.help').classList.remove('active')
document.querySelector('.overlay').classList.remove('active')
}
function openHelp (event) {
closePrompt(event)
document.querySelector('.help').classList.add('active')
document.querySelector('.overlay').classList.add('active')
}
window.addEventListener('keydown', (event) => {
if (event.keyCode === 27) {
if (document.querySelector('.help.active')) {
closeHelp(event)
}
}
if (event.keyCode === 46) {
deleteEvent(event)
}
if (event.keyCode === 112) {
event.preventDefault()
openHelp(event)
}
})
/* * * * * * * * * * * * * * * *
* *
* BOOTSTRAP *
* *
* * * * * * * * * * * * * * * */
document.addEventListener('DOMContentLoaded', function (event) {
overlay = document.querySelector('.overlay')
clickOverlay = document.querySelector('#click-overlay')
buttons.logout = document.getElementById('logout')
buttons.delete = document.getElementById('delete')
buttons.previous = document.getElementById('previous')
buttons.info = document.getElementById('info')
// Attach event listeners
buttons.logout.addEventListener('click', logoutEvent)
buttons.info.addEventListener('click', infoEvent)
templates.question = document.querySelector('#question-template')
templates.info = document.querySelector('#info-template')
templates.message = document.querySelector('#message-template')
templates.move = document.querySelector('#move-template')
if (user.AllowEdit) {
buttons.delete.addEventListener('click', deleteEvent)
}
let dropdownButtons = document.querySelectorAll('.action[data-dropdown]')
Array.from(dropdownButtons).forEach(button => {
button.addEventListener('click', event => {
button.querySelector('ul').classList.toggle('active')
clickOverlay.classList.add('active')
clickOverlay.addEventListener('click', event => {
button.querySelector('ul').classList.remove('active')
clickOverlay.classList.remove('active')
})
})
})
overlay.addEventListener('click', event => {
if (document.querySelector('.help.active')) {
closeHelp(event)
return
}
closePrompt(event)
})
let mainActions = document.getElementById('main-actions')
document.getElementById('more').addEventListener('click', event => {
event.preventDefault()
event.stopPropagation()
clickOverlay.classList.add('active')
mainActions.classList.add('active')
clickOverlay.addEventListener('click', event => {
mainActions.classList.remove('active')
clickOverlay.classList.remove('active')
})
})
setupSearch()
return false
})