filebrowser/assets/public/js/application.js

344 lines
10 KiB
JavaScript

"use strict";
var selectedItems = [];
// Array prototype function to remove an element
Array.prototype.removeElement = function(element) {
var i = this.indexOf(element);
if (i != -1) {
this.splice(i, 1);
}
}
// Array prototype function to replace an element
Array.prototype.replaceElement = function(oldEl, newEl) {
var i = this.indexOf(oldEl);
if (i != -1) {
this[i] = newEl;
}
}
// Document prototype function to send a costum event to itself
Document.prototype.sendCostumEvent = function(text) {
document.dispatchEvent(new CustomEvent(text));
}
// Document prototype to get a cookie content
Document.prototype.getCookie = function(name) {
var re = new RegExp("(?:(?:^|.*;\\s*)" + name + "\\s*\\=\\s*([^;]*).*$)|^.*$");
return document.cookie.replace(re, "$1");
}
// Changes a button to the loading animation
Element.prototype.changeToLoading = function() {
let element = this;
let originalText = element.innerHTML;
element.style.opacity = 0;
setTimeout(function() {
element.innerHTML = '<i class="material-icons spin">autorenew</i>';
element.style.opacity = 1;
}, 200);
return originalText;
}
// Changes an element to done animation
Element.prototype.changeToDone = function(error, html) {
this.style.opacity = 0;
let thirdStep = () => {
this.innerHTML = html;
this.style.opacity = 1;
if (selectedItems.length == 0) {
document.sendCostumEvent('changed-selected');
}
}
let secondStep = () => {
this.style.opacity = 0;
setTimeout(thirdStep, 200);
}
let firstStep = () => {
if (error) {
this.innerHTML = '<i class="material-icons">close</i>';
} else {
this.innerHTML = '<i class="material-icons">done</i>';
}
this.style.opacity = 1;
setTimeout(secondStep, 1000);
}
setTimeout(firstStep, 200);
return false;
}
// Event for toggling the mode of view
var viewEvent = function(event) {
let cookie = document.getCookie('view-list');
let listing = document.getElementById('listing');
if (cookie != 'true') {
document.cookie = 'view-list=true';
} else {
document.cookie = 'view-list=false';
}
handleViewType(document.getCookie('view-list'));
return false;
}
// Handles the view type change
var handleViewType = function(viewList) {
let listing = document.getElementById('listing');
let button = document.getElementById('view');
if (viewList == "true") {
listing.classList.add('list');
button.innerHTML = '<i class="material-icons">view_module</i>';
return false;
}
button.innerHTML = '<i class="material-icons">view_list</i>';
listing.classList.remove('list');
return false;
}
// Handles the open file button event
var openEvent = function(event) {
if (selectedItems.length) {
window.open(selectedItems[0] + '?raw=true');
return false;
}
window.open(window.location + '?raw=true');
return false;
}
// Handles the back button event
var backEvent = function(event) {
var items = document.getElementsByClassName('item');
Array.from(items).forEach(link => {
link.classList.remove('selected');
});
selectedItems = [];
var event = new CustomEvent('changed-selected');
document.dispatchEvent(event);
return false;
}
// Handles the delete button event
var deleteEvent = function(event) {
if (selectedItems.length) {
Array.from(selectedItems).forEach(link => {
let html = document.getElementById("delete").changeToLoading();
let request = new XMLHttpRequest();
request.open('DELETE', link);
request.send();
request.onreadystatechange = function() {
if (request.readyState == 4) {
if (request.status == 200) {
document.getElementById(link).remove();
console.log(selectedItems);
selectedItems.removeElement(link);
}
document.getElementById('delete').changeToDone((request.status != 200), html);
}
}
});
return false;
}
let request = new XMLHttpRequest();
request.open('DELETE', window.location);
request.send();
request.onreadystatechange = function() {
if (request.readyState == 4) {
if (request.status == 200) {
window.location.pathname = RemoveLastDirectoryPartOf(window.location.pathname);
}
document.getElementById('delete').changeToDone((request.status != 200), html);
}
}
return false;
}
// Prevent Default event
var preventDefault = function(event) {
event.preventDefault();
}
// Rename file event
var renameEvent = function(event) {
if (selectedItems.length) {
Array.from(selectedItems).forEach(link => {
let item = document.getElementById(link);
let span = item.getElementsByTagName('span')[0];
let name = span.innerHTML;
item.addEventListener('click', preventDefault);
item.removeEventListener('click', itemClickEvent);
span.setAttribute('contenteditable', 'true');
span.focus();
let keyDownEvent = (event) => {
if (event.keyCode == 13) {
let newName = span.innerHTML;
let html = document.getElementById('rename').changeToLoading();
let request = new XMLHttpRequest();
request.open('PATCH', link);
request.setRequestHeader('Rename-To', newName);
request.send();
request.onreadystatechange = function() {
if (request.readyState == 4) {
if (request.status != 200) {
span.innerHTML = name;
} else {
let newLink = link.replace(name, newName);
item.id = newLink;
selectedItems.replaceElement(link, newLink);
span.innerHTML = newName;
}
document.getElementById('rename').changeToDone((request.status != 200), html);
}
}
}
if (event.KeyCode == 27) {
span.innerHTML = name;
}
if (event.keyCode == 13 || event.keyCode == 27) {
span.setAttribute('contenteditable', 'false');
span.removeEventListener('keydown', keyDownEvent);
item.removeEventListener('click', preventDefault);
item.addEventListener('click', itemClickEvent);
event.preventDefault();
}
return false;
}
span.addEventListener('keydown', keyDownEvent);
span.addEventListener('blur', (event) => {
span.innerHTML = name;
span.setAttribute('contenteditable', 'false');
span.removeEventListener('keydown', keyDownEvent);
item.removeEventListener('click', preventDefault);
});
});
return false;
}
return false;
}
// Download file event
var downloadEvent = function(event) {
if (selectedItems.length) {
Array.from(selectedItems).forEach(item => {
window.open(item + "?download=true");
});
return false;
}
window.open(window.location + "?download=true");
return false;
}
var RemoveLastDirectoryPartOf = function(url) {
var arr = url.split('/');
arr.pop();
return (arr.join('/'));
}
document.addEventListener("changed-selected", function(event) {
var toolbar = document.getElementById("toolbar");
var selectedNumber = selectedItems.length;
document.getElementById("selected-number").innerHTML = selectedNumber;
if (selectedNumber) {
toolbar.classList.add("enabled");
if (selectedNumber > 1) {
document.getElementById("open").classList.add("disabled");
document.getElementById("rename").classList.add("disabled");
}
if (selectedNumber == 1) {
document.getElementById("open").classList.remove("disabled");
document.getElementById("rename").classList.remove("disabled");
}
return false;
}
toolbar.classList.remove("enabled");
return false;
});
var itemClickEvent = function(event) {
var url = this.getElementsByTagName('a')[0].getAttribute('href');
if (selectedItems.length != 0) event.preventDefault();
if (selectedItems.indexOf(url) == -1) {
this.classList.add('selected');
selectedItems.push(url);
} else {
this.classList.remove('selected');
selectedItems.removeElement(url);
}
var event = new CustomEvent('changed-selected');
document.dispatchEvent(event);
return false;
}
document.addEventListener("DOMContentLoaded", function(event) {
var items = document.getElementsByClassName('item');
Array.from(items).forEach(link => {
link.addEventListener('click', itemClickEvent);
});
document.getElementById("open").addEventListener("click", openEvent);
if (document.getElementById("back")) {
document.getElementById("back").addEventListener("click", backEvent)
};
if (document.getElementById("view")) {
handleViewType(document.getCookie("view-list"));
document.getElementById("view").addEventListener("click", viewEvent)
};
document.getElementById("delete").addEventListener("click", deleteEvent);
document.getElementById("rename").addEventListener("click", renameEvent);
document.getElementById("download").addEventListener("click", downloadEvent);
/* var drop = document.getElementById("listing");
drop.addEventListener("dragenter", change, false);
drop.addEventListener("dragleave",change_back,false);
function change() {
drop.style.backgroundColor = '#EFF2AA';
};
function change_back() {
drop.style.backgroundColor = 'transparent';
}; */
return false;
});