mirror of
https://mau.dev/maunium/synapse.git
synced 2024-12-16 21:13:50 +01:00
117 lines
3 KiB
JavaScript
Executable file
117 lines
3 KiB
JavaScript
Executable file
/**
|
|
* Autofill event polyfill ##version:1.0.0##
|
|
* (c) 2014 Google, Inc.
|
|
* License: MIT
|
|
*/
|
|
(function(window) {
|
|
var $ = window.jQuery || window.angular.element;
|
|
var rootElement = window.document.documentElement,
|
|
$rootElement = $(rootElement);
|
|
|
|
addGlobalEventListener('change', markValue);
|
|
addValueChangeByJsListener(markValue);
|
|
|
|
$.prototype.checkAndTriggerAutoFillEvent = jqCheckAndTriggerAutoFillEvent;
|
|
|
|
// Need to use blur and not change event
|
|
// as Chrome does not fire change events in all cases an input is changed
|
|
// (e.g. when starting to type and then finish the input by auto filling a username)
|
|
addGlobalEventListener('blur', function(target) {
|
|
// setTimeout needed for Chrome as it fills other
|
|
// form fields a little later...
|
|
window.setTimeout(function() {
|
|
findParentForm(target).find('input').checkAndTriggerAutoFillEvent();
|
|
}, 20);
|
|
});
|
|
|
|
window.document.addEventListener('DOMContentLoaded', function() {
|
|
// The timeout is needed for Chrome as it auto fills
|
|
// login forms some time after DOMContentLoaded!
|
|
window.setTimeout(function() {
|
|
$rootElement.find('input').checkAndTriggerAutoFillEvent();
|
|
}, 200);
|
|
}, false);
|
|
|
|
return;
|
|
|
|
// ----------
|
|
|
|
function jqCheckAndTriggerAutoFillEvent() {
|
|
var i, el;
|
|
for (i=0; i<this.length; i++) {
|
|
el = this[i];
|
|
if (!valueMarked(el)) {
|
|
markValue(el);
|
|
triggerChangeEvent(el);
|
|
}
|
|
}
|
|
}
|
|
|
|
function valueMarked(el) {
|
|
var val = el.value,
|
|
$$currentValue = el.$$currentValue;
|
|
if (!val && !$$currentValue) {
|
|
return true;
|
|
}
|
|
return val === $$currentValue;
|
|
}
|
|
|
|
function markValue(el) {
|
|
el.$$currentValue = el.value;
|
|
}
|
|
|
|
function addValueChangeByJsListener(listener) {
|
|
var jq = window.jQuery || window.angular.element,
|
|
jqProto = jq.prototype;
|
|
var _val = jqProto.val;
|
|
jqProto.val = function(newValue) {
|
|
var res = _val.apply(this, arguments);
|
|
if (arguments.length > 0) {
|
|
forEach(this, function(el) {
|
|
listener(el, newValue);
|
|
});
|
|
}
|
|
return res;
|
|
}
|
|
}
|
|
|
|
function addGlobalEventListener(eventName, listener) {
|
|
// Use a capturing event listener so that
|
|
// we also get the event when it's stopped!
|
|
// Also, the blur event does not bubble.
|
|
rootElement.addEventListener(eventName, onEvent, true);
|
|
|
|
function onEvent(event) {
|
|
var target = event.target;
|
|
listener(target);
|
|
}
|
|
}
|
|
|
|
function findParentForm(el) {
|
|
while (el) {
|
|
if (el.nodeName === 'FORM') {
|
|
return $(el);
|
|
}
|
|
el = el.parentNode;
|
|
}
|
|
return $();
|
|
}
|
|
|
|
function forEach(arr, listener) {
|
|
if (arr.forEach) {
|
|
return arr.forEach(listener);
|
|
}
|
|
var i;
|
|
for (i=0; i<arr.length; i++) {
|
|
listener(arr[i]);
|
|
}
|
|
}
|
|
|
|
function triggerChangeEvent(element) {
|
|
var doc = window.document;
|
|
var event = doc.createEvent("HTMLEvents");
|
|
event.initEvent("change", true, true);
|
|
element.dispatchEvent(event);
|
|
}
|
|
|
|
})(window);
|