/
IP.Board_Post_Loss_Prevention.user.js
executable file
·104 lines (80 loc) · 2.52 KB
/
IP.Board_Post_Loss_Prevention.user.js
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// ==UserScript==
// @name IP.Board Post Loss Prevention
// @namespace Makaze
// @description Force the browser to ask you before leaving a page with an unfinished post.
// @include *
// @grant none
// @version 1.0.6
// ==/UserScript==
var i = 0;
// Classes constructor
function ClassHandler() {
var self = this;
this.classList = function(elem) {
return elem.className.trim().split(/[\b\s]/);
};
this.hasClass = function(elem, className) {
var classes = self.classList(elem),
has = false,
i = 0;
for (i = 0; i < classes.length; i++) {
if (classes[i] === className) {
has = true;
break;
}
}
return (has);
};
this.addClass = function(elem, className) {
var classes;
if (!self.hasClass(elem, className)) {
classes = self.classList(elem);
classes.push(className);
elem.className = classes.join(' ').trim();
}
return self;
};
this.removeClass = function(elem, className) {
var classes = self.classList(elem),
i = 0;
for (i = 0; i < classes.length; i++) {
if (classes[i] === className) {
classes.splice(i, 1);
}
}
elem.className = classes.join(' ').trim();
return self;
};
this.toggleClass = function(elem, className) {
var classes;
if (self.hasClass(elem, className)) {
self.removeClass(elem, className);
} else {
classes = self.classList(elem);
classes.push(className);
elem.className = classes.join(' ').trim();
}
return self;
};
}
// Initialize
var Classes = new ClassHandler();
// End Classes constructor
if (document.body.id === 'ipboard_body') {
window.onbeforeunload = function() {
var confirmationMessage = "You have an unsaved post.";
if (document.getElementsByClassName('cke_contents') && typeof(document.getElementsByClassName('cke_contents')) != 'undefined') {
for (i = 0; i < document.getElementsByClassName('cke_contents').length; i++) {
if (typeof(document.getElementsByClassName('cke_contents')[i].getElementsByTagName('iframe')[0]) != 'undefined' && document.getElementsByClassName('cke_contents')[i].getElementsByTagName('iframe')[0].contentWindow.document.body.textContent.length) {
return confirmationMessage;
} else if (typeof(document.getElementsByClassName('cke_contents')[i].getElementsByTagName('textarea')[0]) != 'undefined' && document.getElementsByClassName('cke_contents')[i].getElementsByTagName('textarea')[0].value.length) {
return confirmationMessage;
}
}
}
};
var listener = function(event) {
window.onbeforeunload = null;
};
document.addEventListener('submit', listener, false);
}