1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
function onScriptDisabled() {
for (let noscript of document.querySelectorAll("noscript")) {
// force show NOSCRIPT elements content
let replacement = createHTMLElement("span");
replacement.innerHTML = noscript.innerHTML;
noscript.parentNode.replaceChild(replacement, noscript);
// emulate meta-refresh
let meta = replacement.querySelector('meta[http-equiv="refresh"]');
if (meta) {
let content = meta.getAttribute("content");
if (content) {
let [secs, url] = content.split(/\s*;\s*url\s*=\s*/i);
if (url) {
try {
let urlObj = new URL(url.replace(/^(['"]?)(.+?)\1$/, '$2'));
if (!/^https?:/.test(urlObj.protocol)) {
continue;
}
} catch (e) {
}
window.setTimeout(() => location.href = url, (parseInt(secs) || 0) * 1000);
}
}
}
}
{
let eraser = {
tapped: null,
delKey: false,
};
addEventListener("pagehide", ev => {
eraser.tapped = null;
eraser.delKey = false;
}, false);
addEventListener("keyup", ev => {
let el = eraser.tapped;
if (el && ev.keyCode === 46) {
eraser.tapped = null;
eraser.delKey = true;
let doc = el.ownerDocument;
let w = doc.defaultView;
if (w.getSelection().isCollapsed) {
let root = doc.body || doc.documentElement;
let posRx = /^(?:absolute|fixed)$/;
do {
if (posRx.test(w.getComputedStyle(el, '').position)) {
(eraser.tapped = el.parentNode).removeChild(el);
break;
}
} while ((el = el.parentNode) && el != root);
}
}
}, true);
addEventListener("mousedown", ev => {
if (ev.button === 0) {
eraser.tapped = ev.target;
eraser.delKey = false;
}
}, true);
addEventListener("mouseup", ev => {
if (eraser.delKey) {
eraser.delKey = false;
ev.preventDefault();
ev.stopPropagation();
}
eraser.tapped = null;
}, true);
}
}
|