copyparty/copyparty/web/util.js
ed db6059e100 music preloader fixes:
* stop scanning after 5 folders
* don't walk into errorpages (such as unmapped root)

and improve errortoast in case of network issues
2024-06-07 11:38:40 +00:00

2047 lines
49 KiB
JavaScript
Raw Blame History

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"use strict";
if (!window.console || !console.log)
window.console = {
"log": function (msg) { }
};
if (window.CGV)
for (var k in CGV)
window[k] = CGV[k];
var wah = '',
STG = null,
NOAC = 'autocorrect="off" autocapitalize="off"',
L, tt, treectl, thegrid, up2k, asmCrypto, hashwasm, vbar, marked,
T0 = Date.now(),
R = SR.slice(1),
RS = R ? "/" + R : "",
HALFMAX = 8192 * 8192 * 8192 * 8192,
HTTPS = ('' + location).indexOf('https:') === 0,
TOUCH = 'ontouchstart' in window,
MOBILE = TOUCH,
CHROME = !!window.chrome,
VCHROME = CHROME ? 1 : 0,
IE = /Trident\//.test(navigator.userAgent),
FIREFOX = ('netscape' in window) && / rv:/.test(navigator.userAgent),
IPHONE = TOUCH && /iPhone|iPad|iPod/i.test(navigator.userAgent),
LINUX = /Linux/.test(navigator.userAgent),
MACOS = /[^a-z]mac ?os/i.test(navigator.userAgent),
WINDOWS = /Windows/.test(navigator.userAgent);
if (!window.WebAssembly || !WebAssembly.Memory)
window.WebAssembly = false;
if (!window.Notification || !Notification.permission)
window.Notification = false;
if (!window.FormData)
window.FormData = false;
try {
STG = window.localStorage;
STG.STG;
}
catch (ex) {
STG = null;
if ((ex + '').indexOf('sandbox') < 0)
console.log('no localStorage: ' + ex);
}
try {
if (navigator.userAgentData.mobile)
MOBILE = true;
if (navigator.userAgentData.platform == 'Windows')
WINDOWS = true;
CHROME = navigator.userAgentData.brands.find(function (d) { return d.brand == 'Chromium' });
if (CHROME)
VCHROME = CHROME.version;
else
VCHROME = 0;
CHROME = !!CHROME;
}
catch (ex) { }
var ebi = document.getElementById.bind(document),
QS = document.querySelector.bind(document),
QSA = document.querySelectorAll.bind(document),
XHR = XMLHttpRequest;
function mknod(et, eid, html) {
var ret = document.createElement(et);
if (eid)
ret.id = eid;
if (html)
ret.innerHTML = html;
return ret;
}
function qsr(sel) {
var el = QS(sel);
if (el)
el.parentNode.removeChild(el);
return el;
}
// error handler for mobile devices
function esc(txt) {
return txt.replace(/[&"<>]/g, function (c) {
return {
'&': '&amp;',
'"': '&quot;',
'<': '&lt;',
'>': '&gt;'
}[c];
});
}
function basenames(txt) {
return (txt + '').replace(/https?:\/\/[^ \/]+\//g, '/').replace(/js\?_=[a-zA-Z]{4}/g, 'js');
}
if ((document.location + '').indexOf(',rej,') + 1)
window.onunhandledrejection = function (e) {
var err = e.reason;
try {
err += '\n' + e.reason.stack;
}
catch (e) { }
err = basenames(err);
console.log("REJ: " + err);
try {
toast.warn(30, err);
}
catch (e) { }
};
try {
console.hist = [];
var CMAXHIST = 1000;
var hook = function (t) {
var orig = console[t].bind(console),
cfun = function () {
console.hist.push(Date.now() + ' ' + t + ': ' + Array.from(arguments).join(', '));
if (console.hist.length > CMAXHIST)
console.hist = console.hist.slice(CMAXHIST / 2);
orig.apply(console, arguments);
};
console['std' + t] = orig;
console[t] = cfun;
};
hook('log');
console.log('log-capture ok');
hook('debug');
hook('warn');
hook('error');
}
catch (ex) {
if (console.stdlog)
console.log = console.stdlog;
console.log('console capture failed', ex);
}
var crashed = false, ignexd = {}, evalex_fatal = false;
function vis_exh(msg, url, lineNo, columnNo, error) {
var ekey = url + '\n' + lineNo + '\n' + msg;
if (ignexd[ekey] || crashed)
return;
msg = String(msg);
url = String(url);
if (msg.indexOf('ResizeObserver') + 1)
return; // chrome issue 809574 (benign, from <video>)
if (msg.indexOf('l2d.js') + 1)
return; // `t` undefined in tapEvent -> hitTestSimpleCustom
if (!/\.js($|\?)/.exec(url))
return; // chrome debugger
if (url.indexOf(' > eval') + 1 && !evalex_fatal)
return; // md timer
if (IE && url.indexOf('prism.js') + 1)
return;
if (url.indexOf('easymde.js') + 1)
return; // clicking the preview pane
if (url.indexOf('deps/marked.js') + 1 && !WebAssembly)
return; // ff<52
crashed = true;
window.onerror = undefined;
var html = [
'<h1>you hit a bug!</h1>',
'<p style="font-size:1.3em;margin:0;line-height:2em">try to <a href="#" onclick="localStorage.clear();location.reload();">reset copyparty settings</a> if you are stuck here, or <a href="#" onclick="ignex();">ignore this</a> / <a href="#" onclick="ignex(true);">ignore all</a> / <a href="?b=u">basic</a></p>',
'<p style="color:#fff">please send me a screenshot arigathanks gozaimuch: <a href="<ghi>" target="_blank">new github issue</a></p>',
'<p class="b">' + esc(url + ' @' + lineNo + ':' + columnNo), '<br />' + esc(msg).replace(/\n/g, '<br />') + '</p>',
'<p><b>UA:</b> ' + esc(navigator.userAgent + '')
];
try {
var ua = '',
ad = navigator.userAgentData,
adb = ad.brands;
for (var a = 0; a < adb.length; a++)
if (!/Not.*A.*Brand/.exec(adb[a].brand))
ua += adb[a].brand + '/' + adb[a].version + ', ';
ua += ad.platform;
html.push('<br /><b>UAD:</b> ' + esc(ua.slice(0, 100)));
}
catch (e) { }
html.push('</p>');
try {
if (error) {
var find = ['desc', 'stack', 'trace'];
for (var a = 0; a < find.length; a++)
if (String(error[find[a]]) !== 'undefined')
html.push('<p class="b"><b>' + find[a] + ':</b><br />' +
esc(String(error[find[a]])).replace(/\n/g, '<br />\n') + '</p>');
}
ignexd[ekey] = true;
var ls = {},
lsk = Object.keys(localStorage),
nka = lsk.length,
nk = Math.min(200, nka);
for (var a = 0; a < nk; a++) {
var k = lsk[a],
v = localStorage.getItem(k);
ls[k] = v.length > 256 ? v.slice(0, 32) + '[...' + v.length + 'b]' : v;
}
lsk = Object.keys(ls);
lsk.sort();
html.push('<p class="b"><b>' + nka + ':&nbsp;</b>');
for (var a = 0; a < nk; a++)
html.push(' <b>' + esc(lsk[a]) + '</b> <code>' + esc(ls[lsk[a]]) + '</code> ');
html.push('</p>');
}
catch (e) { }
if (console.hist.length) {
html.push('<p class="b"><b>console:</b><ul><li>' + Date.now() + ' @</li>');
for (var a = console.hist.length - 1, aa = Math.max(0, console.hist.length - 20); a >= aa; a--)
html.push('<li>' + esc(console.hist[a]) + '</li>');
html.push('</ul>')
}
try {
var exbox = ebi('exbox');
if (!exbox) {
exbox = mknod('div', 'exbox');
document.body.appendChild(exbox);
var s = mknod('style');
s.innerHTML = (
'#exbox{background:#222;color:#ddd;font-family:sans-serif;font-size:0.8em;padding:0 1em 1em 1em;z-index:80386;position:fixed;top:0;left:0;right:0;bottom:0;width:100%;height:100%;overflow:auto;width:calc(100% - 2em)} ' +
'#exbox,#exbox *{line-height:1.5em;overflow-wrap:break-word} ' +
'#exbox code{color:#bf7;background:#222;padding:.1em;margin:.2em;font-size:1.1em;font-family:monospace,monospace} ' +
'#exbox a{text-decoration:underline;color:#fc0;background:#222;border:none} ' +
'#exbox h1{margin:.5em 1em 0 0;padding:0} ' +
'#exbox p.b{border-top:1px solid #999;margin:1em 0 0 0;font-size:1em} ' +
'#exbox ul, #exbox li {margin:0 0 0 .5em;padding:0} ' +
'#exbox b{color:#fff}'
);
document.head.appendChild(s);
}
exbox.innerHTML = basenames(html.join('\n')).replace(/<ghi>/, 'https://github.com/9001/copyparty/issues/new?labels=bug&template=bug_report.md');
exbox.style.display = 'block';
}
catch (e) {
document.body.innerHTML = html.join('\n');
}
}
function ignex(all) {
var o = ebi('exbox');
o.style.display = 'none';
o.innerHTML = '';
crashed = false;
if (!all)
window.onerror = vis_exh;
}
window.onerror = vis_exh;
function noop() { }
function ctrl(e) {
return e && (e.ctrlKey || e.metaKey);
}
function anymod(e, shift_ok) {
return e && (e.ctrlKey || e.altKey || e.metaKey || e.isComposing || (!shift_ok && e.shiftKey));
}
var dev_fbw = sread('dev_fbw');
function ev(e) {
if (!e && window.event) {
e = window.event;
if (dev_fbw == 1) {
toast.warn(10, 'hello from fallback code ;_;\ncheck console trace');
console.error('using window.event');
}
}
if (!e)
return;
if (e.preventDefault)
e.preventDefault();
if (e.stopPropagation)
e.stopPropagation();
if (e.stopImmediatePropagation)
e.stopImmediatePropagation();
e.returnValue = false;
return e;
}
function noope(e) {
try { ev(e); } catch (ex) { }
}
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith
if (!String.prototype.endsWith)
String.prototype.endsWith = function (search, this_len) {
if (this_len === undefined || this_len > this.length) {
this_len = this.length;
}
return this.substring(this_len - search.length, this_len) === search;
};
if (!String.prototype.startsWith)
String.prototype.startsWith = function (s, i) {
i = i > 0 ? i | 0 : 0;
return this.substring(i, i + s.length) === s;
};
if (!String.prototype.trimEnd)
String.prototype.trimEnd = String.prototype.trimRight = function () {
return this.replace(/[ \t\r\n]+$/, '');
};
if (!Element.prototype.matches)
Element.prototype.matches =
Element.prototype.oMatchesSelector ||
Element.prototype.msMatchesSelector ||
Element.prototype.mozMatchesSelector ||
Element.prototype.webkitMatchesSelector;
if (!Element.prototype.closest)
Element.prototype.closest = function (s) {
var el = this;
do {
if (el.matches(s)) return el;
el = el.parentElement || el.parentNode;
} while (el !== null && el.nodeType === 1);
};
if (!String.prototype.format)
String.prototype.format = function () {
var args = arguments;
return this.replace(/{(\d+)}/g, function (match, number) {
return typeof args[number] != 'undefined' ?
args[number] : match;
});
};
try {
new URL('/a/', 'https://a.com/');
}
catch (ex) {
console.log('ie11 shim URL()');
window.URL = function (url, base) {
if (url.indexOf('//') < 0)
url = base + '/' + url.replace(/^\/?/, '');
else if (url.indexOf('//') == 0)
url = 'https:' + url;
var x = url.split('?');
return {
"pathname": '/' + x[0].split('://')[1].replace(/[^/]+\//, ''),
"search": x.length > 1 ? x[1] : ''
};
}
}
if (!window.Set)
window.Set = function () {
var r = this;
r.size = 0;
r.d = {};
r.add = function (k) {
if (!r.d[k]) {
r.d[k] = 1;
r.size++;
}
};
r.has = function (k) {
return r.d[k];
};
};
// https://stackoverflow.com/a/950146
function import_js(url, cb, ecb) {
var head = document.head || document.getElementsByTagName('head')[0];
var script = mknod('script');
script.type = 'text/javascript';
script.src = url + '?_=' + (window.TS || 'a');
script.onload = cb;
script.onerror = ecb || function () {
var m = 'Failed to load module:\n' + url;
console.log(m);
toast.err(0, m);
};
head.appendChild(script);
}
function unsmart(txt) {
return !IPHONE ? txt : (txt.
replace(/[\u2014]/g, "--").
replace(/[\u2022]/g, "*").
replace(/[\u2018\u2019]/g, "'").
replace(/[\u201c\u201d]/g, '"'));
}
function namesan(txt, win, fslash) {
if (win)
txt = (txt.
replace(/</g, "").
replace(/>/g, "").
replace(/:/g, "").
replace(/"/g, "").
replace(/\\/g, "").
replace(/\|/g, "").
replace(/\?/g, "").
replace(/\*/g, ""));
if (fslash)
txt = txt.replace(/\//g, "");
return txt;
}
var crctab = (function () {
var c, tab = [];
for (var n = 0; n < 256; n++) {
c = n;
for (var k = 0; k < 8; k++) {
c = ((c & 1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1));
}
tab[n] = c;
}
return tab;
})();
function crc32(str) {
var crc = 0 ^ (-1);
for (var i = 0; i < str.length; i++) {
crc = (crc >>> 8) ^ crctab[(crc ^ str.charCodeAt(i)) & 0xFF];
}
return ((crc ^ (-1)) >>> 0).toString(16);
}
function clmod(el, cls, add) {
if (!el)
return false;
if (el.classList) {
var have = el.classList.contains(cls);
if (add == 't')
add = !have;
if (!add == !have)
return false;
el.classList[add ? 'add' : 'remove'](cls);
return true;
}
var re = new RegExp('\\s*\\b' + cls + '\\s*\\b', 'g'),
n1 = el.className;
if (add == 't')
add = !re.test(n1);
var n2 = n1.replace(re, ' ') + (add ? ' ' + cls : '');
if (n1 == n2)
return false;
el.className = n2;
return true;
}
function clgot(el, cls) {
if (!el)
return;
if (el.classList)
return el.classList.contains(cls);
var lst = (el.className + '').split(/ /g);
return has(lst, cls);
}
var ANIM = true;
try {
var mq = window.matchMedia('(prefers-reduced-motion: reduce)');
mq.onchange = function () {
ANIM = !mq.matches;
};
ANIM = !mq.matches;
}
catch (ex) { }
function yscroll() {
if (document.documentElement.scrollTop) {
return (window.yscroll = function () {
return document.documentElement.scrollTop;
})();
}
if (window.pageYOffset) {
return (window.yscroll = function () {
return window.pageYOffset;
})();
}
return 0;
}
function showsort(tab) {
var v, vn, v1, v2, th = tab.tHead,
sopts = jread('fsort', jcp(dsort));
th && (th = th.rows[0]) && (th = th.cells);
for (var a = sopts.length - 1; a >= 0; a--) {
if (!sopts[a][0])
continue;
v2 = v1;
v1 = sopts[a];
}
v = [v1, v2];
vn = [v1 ? v1[0] : '', v2 ? v2[0] : ''];
var ga = QSA('#ghead a[s]');
for (var a = 0; a < ga.length; a++)
ga[a].className = '';
for (var a = 0; a < th.length; a++) {
var n = vn.indexOf(th[a].getAttribute('name')),
cl = n < 0 ? ' ' : ' s' + n + (v[n][1] > 0 ? ' ' : 'r ');
th[a].className = th[a].className.replace(/ *s[01]r? */, ' ') + cl;
if (n + 1) {
ga = QS('#ghead a[s="' + vn[n] + '"]');
if (ga)
ga.className = cl;
}
}
}
function sortTable(table, col, cb) {
var tb = table.tBodies[0],
th = table.tHead.rows[0].cells,
tr = Array.prototype.slice.call(tb.rows, 0),
i, reverse = /s0[^r]/.exec(th[col].className + ' ') ? -1 : 1;
var stype = th[col].getAttribute('sort');
try {
var nrules = [], rules = jread("fsort", []);
rules.unshift([th[col].getAttribute('name'), reverse, stype || '']);
for (var a = 0; a < rules.length; a++) {
var add = true;
for (var b = 0; b < a; b++)
if (rules[a][0] == rules[b][0])
add = false;
if (add)
nrules.push(rules[a]);
if (nrules.length >= 10)
break;
}
jwrite("fsort", nrules);
try { showsort(table); } catch (ex) { }
}
catch (ex) {
console.log("failed to persist sort rules, resetting: " + ex);
jwrite("fsort", null);
}
var vl = [];
for (var a = 0; a < tr.length; a++) {
var cell = tr[a].cells[col];
if (!cell) {
vl.push([null, a]);
continue;
}
var v = cell.getAttribute('sortv') || cell.textContent.trim();
if (stype == 'int') {
v = parseInt(v.replace(/[, ]/g, '')) || 0;
}
vl.push([v, a]);
}
vl.sort(function (a, b) {
a = a[0];
b = b[0];
if (a === null)
return -1;
if (b === null)
return 1;
if (stype == 'int') {
return reverse * (a - b);
}
return reverse * (a.localeCompare(b));
});
if (sread('dir1st') !== '0') {
var r1 = [], r2 = [];
for (var i = 0; i < tr.length; i++) {
var cell = tr[vl[i][1]].cells[1],
href = cell.getAttribute('sortv') || cell.textContent.trim();
(href.split('?')[0].slice(-1) == '/' ? r1 : r2).push(vl[i]);
}
vl = r1.concat(r2);
}
for (i = 0; i < tr.length; ++i) tb.appendChild(tr[vl[i][1]]);
if (cb) cb();
}
function makeSortable(table, cb) {
var th = table.tHead, i;
th && (th = th.rows[0]) && (th = th.cells);
if (th) i = th.length;
else return; // if no `<thead>` then do nothing
while (--i >= 0) (function (i) {
th[i].onclick = function (e) {
ev(e);
sortTable(table, i, cb);
};
}(i));
}
function linksplit(rp, id) {
var ret = [],
apath = '/',
q = null;
if (rp && rp.indexOf('?') + 1) {
q = rp.split('?', 2);
rp = q[0];
q = '?' + q[1];
}
if (rp && rp[0] == '/')
rp = rp.slice(1);
while (rp) {
var link = rp;
var ofs = rp.indexOf('/');
if (ofs === -1) {
rp = null;
}
else {
link = rp.slice(0, ofs + 1);
rp = rp.slice(ofs + 1);
}
var vlink = esc(uricom_dec(link));
if (link.indexOf('/') !== -1)
vlink = vlink.slice(0, -1);
if (!rp) {
if (q)
link += q;
if (id)
link += '" id="' + id;
}
ret.push('<a href="' + apath + link + '">' + vlink + '</a>');
apath += link;
}
return ret;
}
function vsplit(vp) {
if (vp.endsWith('/'))
vp = vp.slice(0, -1);
var ofs = vp.lastIndexOf('/') + 1,
base = vp.slice(0, ofs),
fn = vp.slice(ofs);
return [base, fn];
}
function vjoin(p1, p2) {
if (!p1)
p1 = '';
if (!p2)
p2 = '';
if (p1.endsWith('/'))
p1 = p1.slice(0, -1);
if (p2.startsWith('/'))
p2 = p2.slice(1);
if (!p1)
return p2;
if (!p2)
return p1;
return p1 + '/' + p2;
}
function addq(url, q) {
var uh = url.split('#', 1),
u = uh[0],
h = uh.length == 1 ? '' : '#' + uh[1];
return u + (u.indexOf('?') < 0 ? '?' : '&') + (q === undefined ? '' : q) + h;
}
function uricom_enc(txt, do_fb_enc) {
try {
return encodeURIComponent(txt);
}
catch (ex) {
console.log("uce-err [" + txt + "]");
if (do_fb_enc)
return esc(txt);
return txt;
}
}
function url_enc(txt) {
var parts = txt.split('/'),
ret = [];
for (var a = 0; a < parts.length; a++)
ret.push(uricom_enc(parts[a]));
return ret.join('/');
}
function uricom_dec(txt) {
try {
return decodeURIComponent(txt);
}
catch (ex) {
console.log("ucd-err [" + txt + "]");
return txt;
}
}
function uricom_sdec(txt) {
try {
return [decodeURIComponent(txt), true];
}
catch (ex) {
console.log("ucd-err [" + txt + "]");
return [txt, false];
}
}
function uricom_adec(arr, li) {
var ret = [];
for (var a = 0; a < arr.length; a++) {
var txt = uricom_dec(arr[a]);
ret.push(li ? '<li>' + esc(txt) + '</li>' : txt);
}
return ret;
}
function get_evpath() {
var ret = document.location.pathname;
if (ret.indexOf('/') !== 0)
ret = '/' + ret;
if (ret.lastIndexOf('/') !== ret.length - 1)
ret += '/';
return ret;
}
function get_vpath() {
return uricom_dec(get_evpath());
}
function noq_href(el) {
return el.getAttribute('href').split('?')[0];
}
function unix2iso(ts) {
return new Date(ts * 1000).toISOString().replace("T", " ").slice(0, -5);
}
function s2ms(s) {
s = Math.floor(s);
var m = Math.floor(s / 60);
return m + ":" + ("0" + (s - m * 60)).slice(-2);
}
var isNum = function (v) {
var n = parseFloat(v);
return !isNaN(v - n) && n === v;
};
if (window.Number && Number.isFinite)
isNum = Number.isFinite;
function f2f(val, nd) {
// 10.toFixed(1) returns 10.00 for certain values of 10
val = (val * Math.pow(10, nd)).toFixed(0).split('.')[0];
return nd ? (val.slice(0, -nd) || '0') + '.' + val.slice(-nd) : val;
}
function humansize(b, terse) {
var i = 0, u = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
while (b >= 1000 && i < u.length - 1) {
b /= 1024;
i += 1;
}
return (f2f(b, b >= 100 ? 0 : b >= 10 ? 1 : 2) +
' ' + (terse ? u[i].charAt(0) : u[i]));
}
function humantime(v) {
if (v >= 60 * 60 * 24)
return shumantime(v);
try {
return /.*(..:..:..).*/.exec(new Date(v * 1000).toUTCString())[1];
}
catch (ex) {
return v;
}
}
function shumantime(v, long) {
if (v < 10)
return f2f(v, 2) + 's';
if (v < 60)
return f2f(v, 1) + 's';
v = parseInt(v);
var st = [[60 * 60 * 24, 60 * 60, 'd'], [60 * 60, 60, 'h'], [60, 1, 'm']];
for (var a = 0; a < st.length; a++) {
var m1 = st[a][0],
m2 = st[a][1],
ch = st[a][2];
if (v < m1)
continue;
var v1 = parseInt(v / m1),
v2 = ('0' + parseInt((v % m1) / m2)).slice(-2);
return v1 + ch + (v1 >= 10 || v2 == '00' ? '' : v2 + (
long && a < st.length - 1 ? st[a + 1][2] : ''));
}
}
function lhumantime(v) {
var t = shumantime(v, 1),
tp = t.replace(/([a-z])/g, " $1 ").split(/ /g).slice(0, -1);
if (!L || tp.length < 2 || tp[1].indexOf('$') + 1)
return t;
var ret = '';
for (var a = 0; a < tp.length; a += 2)
ret += tp[a] + ' ' + L['ht_' + tp[a + 1]].replace(tp[a] == 1 ? /!.*/ : /!/, '') + L.ht_and;
return ret.slice(0, -L.ht_and.length);
}
function clamp(v, a, b) {
return Math.min(Math.max(v, a), b);
}
function has(haystack, needle) {
try { return haystack.includes(needle); } catch (ex) { }
for (var a = 0; a < haystack.length; a++)
if (haystack[a] == needle)
return true;
return false;
}
function apop(arr, v) {
var ofs = arr.indexOf(v);
if (ofs !== -1)
arr.splice(ofs, 1);
}
function jcp(obj) {
return JSON.parse(JSON.stringify(obj));
}
function sdrop(key) {
try {
STG.removeItem(key);
}
catch (ex) { }
}
function sread(key, al) {
try {
var ret = STG.getItem(key);
return (!al || has(al, ret)) ? ret : null;
}
catch (e) {
return null;
}
}
function swrite(key, val) {
try {
if (val === undefined || val === null)
STG.removeItem(key);
else
STG.setItem(key, val);
}
catch (e) { }
}
function jread(key, fb) {
var str = sread(key);
if (!str)
return fb;
try {
// '' throws, null is ok, sasuga
return JSON.parse(str);
}
catch (e) {
return fb;
}
}
function jwrite(key, val) {
if (!val)
swrite(key);
else
swrite(key, JSON.stringify(val));
}
function icfg_get(name, defval) {
return parseInt(fcfg_get(name, defval));
}
function fcfg_get(name, defval) {
var o = ebi(name),
val = parseFloat(sread(name));
if (!isNum(val))
return parseFloat(o && o.value !== '' ? o.value : defval);
if (o)
o.value = val;
return val;
}
function scfg_get(name, defval) {
var o = ebi(name),
val = sread(name);
if (val === null)
val = defval;
if (o)
o.value = val;
return val;
}
function bcfg_get(name, defval) {
var o = ebi(name);
if (!o)
return defval;
var val = sread(name);
if (val === null)
val = defval;
else
val = (val == '1');
bcfg_upd_ui(name, val);
return val;
}
function bcfg_set(name, val) {
swrite(name, val ? '1' : '0');
bcfg_upd_ui(name, val);
return val;
}
function bcfg_upd_ui(name, val) {
var o = ebi(name);
if (!o)
return val;
if (o.getAttribute('type') == 'checkbox')
o.checked = val;
else if (o) {
clmod(o, 'on', val);
}
return val;
}
function bcfg_bind(obj, oname, cname, defval, cb, un_ev) {
var v = bcfg_get(cname, defval),
el = ebi(cname);
obj[oname] = v;
if (el)
el.onclick = function (e) {
if (un_ev !== false)
ev(e);
obj[oname] = bcfg_set(cname, !obj[oname]);
if (cb)
cb(obj[oname]);
};
return v;
}
function scfg_bind(obj, oname, cname, defval, cb) {
var v = scfg_get(cname, defval),
el = ebi(cname);
obj[oname] = v;
if (el)
el.oninput = function (e) {
swrite(cname, obj[oname] = this.value);
if (cb)
cb(obj[oname]);
};
return v;
}
function hist_push(url) {
console.log("h-push " + url);
try {
history.pushState(url, url, url);
}
catch (ex) { }
}
function hist_replace(url) {
console.log("h-repl " + url);
try {
history.replaceState(url, url, url);
}
catch (ex) { } // ff "The operation is insecure." on rapid switches
}
function sethash(hv) {
if (window.history && history.replaceState) {
hist_replace(document.location.pathname + document.location.search + '#' + hv);
}
else {
document.location.hash = hv;
}
}
function dl_file(url) {
console.log('DL [%s]', url);
var o = mknod('a');
o.setAttribute('href', url);
o.setAttribute('download', '');
o.click();
}
function cliptxt(txt, ok) {
var fb = function () {
console.log('clip-fb');
var o = mknod('input');
o.value = txt;
document.body.appendChild(o);
o.focus();
o.select();
document.execCommand("copy");
document.body.removeChild(o);
ok();
};
try {
navigator.clipboard.writeText(txt).then(ok, fb);
}
catch (ex) { fb(); }
}
function Debounce(delay) {
var r = this;
r.delay = delay;
r.timer = 0;
r.t_hit = 0;
r.t_run = 0;
r.q = [];
r.add = function (fun, run) {
r.rm(fun);
r.q.push(fun);
if (run)
fun();
};
r.rm = function (fun) {
apop(r.q, fun);
};
r.run = function () {
if (crashed)
return;
r.t_run = Date.now();
var q = r.q.slice(0);
for (var a = 0; a < q.length; a++)
q[a]();
};
r.hit = function () {
if (crashed)
return;
var now = Date.now(),
td_hit = now - r.t_hit,
td_run = now - r.t_run;
if (td_run >= r.delay * 2)
r.t_run = now;
if (td_run >= r.delay && td_run <= r.delay * 2) {
// r.delay is also deadline
clearTimeout(r.timer);
return r.run();
}
if (td_hit < r.delay / 5)
return;
clearTimeout(r.timer);
r.timer = setTimeout(r.run, r.delay);
r.t_hit = now;
};
};
var onresize100 = new Debounce(100);
window.addEventListener('resize', onresize100.hit);
var timer = (function () {
var r = {};
r.q = [];
r.last = 0;
r.fs = 0;
r.fc = 0;
r.add = function (fun, run) {
r.rm(fun);
r.q.push(fun);
if (run)
fun();
};
r.rm = function (fun) {
apop(r.q, fun);
};
var doevents = function () {
if (crashed)
return;
if (Date.now() - r.last < 69)
return;
var q = r.q.slice(0);
for (var a = 0; a < q.length; a++)
q[a]();
r.last = Date.now();
//r.fc++; if (r.last - r.fs >= 2000) { console.log(r.last - r.fs, r.fc); r.fs = r.last; r.fc = 0; }
}
setInterval(doevents, 100);
return r;
})();
var tt = (function () {
var r = {
"tt": mknod("div", 'tt'),
"th": mknod("div", 'tth'),
"en": true,
"el": null,
"skip": false,
"lvis": 0
};
r.th.innerHTML = '?';
document.body.appendChild(r.tt);
document.body.appendChild(r.th);
var prev = null;
r.cshow = function () {
if (this !== prev)
r.show.call(this);
prev = this;
};
var tev, vh;
r.dshow = function (e) {
clearTimeout(tev);
if (!r.getmsg(this))
return;
if (Date.now() - r.lvis < 400)
return r.show.call(this);
tev = setTimeout(r.show.bind(this), 800);
if (TOUCH)
return;
vh = window.innerHeight;
this.addEventListener('mousemove', r.move);
clmod(r.th, 'act', 1);
r.move(e);
};
r.getmsg = function (el) {
if (IPHONE && QS('body.bbox-open'))
return;
var cfg = sread('tooltips');
if (cfg !== null && cfg != '1')
return;
return el.getAttribute('tt');
};
r.show = function () {
clearTimeout(tev);
if (r.skip) {
r.skip = false;
return;
}
var msg = r.getmsg(this);
if (!msg)
return;
r.el = this;
var pos = this.getBoundingClientRect(),
dir = this.getAttribute('ttd') || '',
margin = parseFloat(this.getAttribute('ttm') || 0),
top = pos.top < window.innerHeight / 2,
big = this.className.indexOf(' ttb') !== -1;
if (dir.indexOf('u') + 1) top = false;
if (dir.indexOf('d') + 1) top = true;
clmod(r.th, 'act');
clmod(r.tt, 'b', big);
r.tt.style.left = '0';
r.tt.style.top = '0';
r.tt.innerHTML = msg.replace(/\$N/g, "<br />");
r.el.addEventListener('mouseleave', r.hide);
window.addEventListener('scroll', r.hide);
clmod(r.tt, 'show', 1);
var tw = r.tt.offsetWidth,
x = pos.left + (pos.right - pos.left) / 2 - tw / 2;
if (x + tw >= window.innerWidth - 24)
x = window.innerWidth - tw - 24;
if (x < 0)
x = 12;
r.tt.style.left = x + 'px';
r.tt.style.top = top ? (margin + pos.bottom) + 'px' : 'auto';
r.tt.style.bottom = top ? 'auto' : (margin + window.innerHeight - pos.top) + 'px';
};
r.hide = function (e) {
//ev(e); // eats checkbox-label clicks
clearTimeout(tev);
window.removeEventListener('scroll', r.hide);
clmod(r.tt, 'b');
clmod(r.th, 'act');
if (clmod(r.tt, 'show'))
r.lvis = Date.now();
if (r.el)
r.el.removeEventListener('mouseleave', r.hide);
if (e && e.target)
e.target.removeEventListener('mousemove', r.move);
};
r.move = function (e) {
var sy = e.clientY + 128 > vh ? -1 : 1;
r.th.style.left = (e.pageX + 12) + 'px';
r.th.style.top = (e.pageY + 12 * sy) + 'px';
};
if (TOUCH) {
var f1 = r.show,
f2 = r.hide,
q = [];
// if an onclick-handler creates a new timer,
// webkits delay the entire handler by up to 401ms,
// win by using a shared timer instead
timer.add(function () {
while (q.length && Date.now() >= q[0][0])
q.shift()[1]();
});
r.show = function () {
q.push([Date.now() + 100, f1.bind(this)]);
};
r.hide = function () {
q.push([Date.now() + 100, f2.bind(this)]);
};
}
r.tt.onclick = r.hide;
r.att = function (ctr) {
var _cshow = r.en ? r.cshow : null,
_dshow = r.en ? r.dshow : null,
_hide = r.en ? r.hide : null,
o = ctr.querySelectorAll('*[tt]');
for (var a = o.length - 1; a >= 0; a--) {
o[a].onfocus = _cshow;
o[a].onblur = _hide;
o[a].onmouseenter = _dshow;
o[a].onmouseleave = _hide;
}
r.hide();
}
r.init = function () {
bcfg_bind(r, 'en', 'tooltips', r.en, r.init);
r.att(document);
};
return r;
})();
function lf2br(txt) {
var html = '', hp = txt.split(/(?=<.?pre>)/i);
for (var a = 0; a < hp.length; a++)
html += hp[a].startsWith('<pre>') ? hp[a] :
hp[a].replace(/<br ?.?>\n/g, '\n').replace(/\n<br ?.?>/g, '\n').replace(/\n/g, '<br />\n');
return html;
}
function hunpre(txt) {
return ('' + txt).replace(/^<pre>/, '');
}
function unpre(txt) {
return esc(hunpre(txt));
}
var toast = (function () {
var r = {},
te = null,
scrolling = false,
obj = mknod('div', 'toast');
document.body.appendChild(obj);
r.visible = false;
r.txt = null;
r.tag = obj; // filler value (null is scary)
r.p_txt = '';
r.p_sec = 0;
r.p_t = 0;
var scrollchk = function () {
if (scrolling)
return;
var tb = ebi('toastb'),
vis = tb.offsetHeight,
all = tb.scrollHeight;
if (8 + vis >= all)
return;
clmod(obj, 'scroll', 1);
scrolling = true;
}
var unscroll = function () {
timer.rm(scrollchk);
clmod(obj, 'scroll');
scrolling = false;
}
r.hide = function (e) {
if (this === ebi('toastc'))
ev(e);
unscroll();
clearTimeout(te);
clmod(obj, 'vis');
r.visible = false;
r.tag = obj;
if (!WebAssembly)
te = setTimeout(function () {
obj.className = 'hide';
}, 500);
};
r.show = function (cl, sec, txt, tag) {
txt = (txt + '').slice(0, 16384);
var same = r.visible && txt == r.p_txt && r.p_sec == sec,
delta = Date.now() - r.p_t;
if (same && delta < 100)
return;
r.p_txt = txt;
r.p_sec = sec;
r.p_t = Date.now();
clearTimeout(te);
if (sec)
te = setTimeout(r.hide, sec * 1000);
if (same && delta < 1000)
return;
if (txt.indexOf('<body>') + 1)
txt = txt.slice(0, txt.indexOf('<')) + ' [...]';
obj.innerHTML = '<a href="#" id="toastc">x</a><div id="toastb">' + lf2br(txt) + '</div>';
obj.className = cl;
sec += obj.offsetWidth;
obj.className += ' vis';
ebi('toastc').onclick = r.hide;
timer.add(scrollchk);
r.visible = true;
r.txt = txt;
r.tag = tag;
};
r.ok = function (sec, txt, tag, cls) {
r.show('ok ' + (cls || ''), sec, txt, tag);
};
r.inf = function (sec, txt, tag, cls) {
r.show('inf ' + (cls || ''), sec, txt, tag);
};
r.warn = function (sec, txt, tag, cls) {
r.show('warn ' + (cls || ''), sec, txt, tag);
};
r.err = function (sec, txt, tag, cls) {
r.show('err ' + (cls || ''), sec, txt, tag);
};
return r;
})();
var modal = (function () {
var r = {},
q = [],
o = null,
cb_up = null,
cb_ok = null,
cb_ng = null,
sel_0 = 0,
sel_1 = 0,
tok, tng, prim, sec, ok_cancel;
r.load = function () {
tok = (L && L.m_ok) || 'OK';
tng = (L && L.m_ng) || 'Cancel';
prim = '<a href="#" id="modal-ok">' + tok + '</a>';
sec = '<a href="#" id="modal-ng">' + tng + '</a>';
ok_cancel = WINDOWS ? prim + sec : sec + prim;
};
r.load();
r.busy = false;
r.nofocus = 0;
r.show = function (html) {
o = mknod('div', 'modal');
o.innerHTML = '<table><tr><td><div id="modalc">' + html + '</div></td></tr></table>';
document.body.appendChild(o);
document.addEventListener('keydown', onkey);
r.busy = true;
var a = ebi('modal-ng');
if (a)
a.onclick = ng;
a = ebi('modal-ok');
a.addEventListener('blur', onblur);
a.onclick = ok;
var inp = ebi('modali');
(inp || a).focus();
if (inp)
setTimeout(function () {
inp.setSelectionRange(sel_0, sel_1, "forward");
}, 0);
document.addEventListener('focus', onfocus);
document.addEventListener('selectionchange', onselch);
timer.add(onfocus);
if (cb_up)
setTimeout(cb_up, 1);
};
r.hide = function () {
timer.rm(onfocus);
try {
ebi('modal-ok').removeEventListener('blur', onblur);
}
catch (ex) { }
document.removeEventListener('selectionchange', onselch);
document.removeEventListener('focus', onfocus);
document.removeEventListener('keydown', onkey);
o.parentNode.removeChild(o);
r.busy = false;
setTimeout(next, 50);
};
var ok = function (e) {
ev(e);
var v = ebi('modali');
v = v ? v.value : true;
r.hide();
if (cb_ok)
cb_ok(v);
}
var ng = function (e) {
ev(e);
r.hide();
if (cb_ng)
cb_ng(null);
}
var onselch = function () {
try {
if (window.getSelection() + '')
r.nofocus = 15;
}
catch (ex) { }
};
var onblur = function () {
r.nofocus = 3;
};
var onfocus = function (e) {
if (MOBILE)
return;
var ctr = ebi('modalc');
if (!ctr || !ctr.contains || !document.activeElement || ctr.contains(document.activeElement))
return;
setTimeout(function () {
if (--r.nofocus >= 0)
return;
if (ctr = ebi('modal-ok'))
ctr.focus();
}, 20);
ev(e);
};
var onkey = function (e) {
var k = (e.code || e.key) + '',
eok = ebi('modal-ok'),
eng = ebi('modal-ng'),
ae = document.activeElement;
if (k == 'Space' && ae && (ae === eok || ae === eng))
k = 'Enter';
if (k.endsWith('Enter')) {
if (ae && ae == eng)
return ng(e);
return ok(e);
}
if ((k == 'ArrowLeft' || k == 'ArrowRight' || k == 'Left' || k == 'Right') && eng && (ae == eok || ae == eng))
return (ae == eok ? eng : eok).focus() || ev(e);
if (k == 'Escape' || k == 'Esc')
return ng(e);
}
var next = function () {
if (!r.busy && q.length)
q.shift()();
}
r.alert = function (html, cb, fun) {
q.push(function () {
_alert(lf2br(html), cb, fun);
});
next();
};
var _alert = function (html, cb, fun) {
cb_ok = cb_ng = cb;
cb_up = fun;
html += '<div id="modalb"><a href="#" id="modal-ok">OK</a></div>';
r.show(html);
}
r.confirm = function (html, cok, cng, fun, btns) {
q.push(function () {
_confirm(lf2br(html), cok, cng, fun, btns);
});
next();
}
var _confirm = function (html, cok, cng, fun, btns) {
cb_ok = cok;
cb_ng = cng === undefined ? cok : cng;
cb_up = fun;
html += '<div id="modalb">' + (btns || ok_cancel) + '</div>';
r.show(html);
}
r.prompt = function (html, v, cok, cng, fun, so0, so1) {
q.push(function () {
_prompt(lf2br(html), v, cok, cng, fun, so0, so1);
});
next();
}
var _prompt = function (html, v, cok, cng, fun, so0, so1) {
cb_ok = cok;
cb_ng = cng === undefined ? cok : null;
cb_up = fun;
sel_0 = so0 || 0;
sel_1 = so1 === undefined ? v.length : so1;
html += '<input id="modali" type="text" ' + NOAC + ' /><div id="modalb">' + ok_cancel + '</div>';
r.show(html);
ebi('modali').value = v || '';
}
return r;
})();
function winpopup(txt) {
fetch(get_evpath(), {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'
},
body: 'msg=' + uricom_enc(Date.now() + ', ' + txt)
});
}
var last_repl = null;
function repl_load() {
var ipre = ebi('repl_pre'),
tb = ebi('modali');
function getpres() {
var o, ret = jread("repl_pre", []);
if (!ret.length)
ret = [
'var v=Object.keys(localStorage); v.sort(); JSON.stringify(v)',
"for (var a of QSA('#files a[id]')) a.setAttribute('download','')",
'console.hist.slice(-50).join("\\n")'
];
ipre.innerHTML = '<option value=""></option>';
for (var a = 0; a < ret.length; a++) {
o = mknod('option');
o.setAttribute('value', ret[a]);
o.textContent = ret[a];
ipre.appendChild(o);
}
last_repl = ipre.value = (last_repl || (ret.length ? ret.slice(-1)[0] : ''));
return ret;
}
ebi('repl_pdel').onclick = function (e) {
var val = ipre.value,
pres = getpres();
apop(pres, val);
jwrite('repl_pre', pres);
getpres();
};
ebi('repl_pnew').onclick = function (e) {
var val = tb.value,
pres = getpres();
apop(pres, ipre.value);
pres.push(val);
jwrite('repl_pre', pres);
getpres();
ipre.value = val;
};
ipre.oninput = ipre.onchange = function () {
tb.value = last_repl = ipre.value;
};
tb.oninput = function () {
last_repl = this.value;
};
getpres();
tb.value = last_repl;
setTimeout(function () {
tb.setSelectionRange(0, tb.value.length, "forward");
}, 10);
}
function repl(e) {
ev(e);
var html = [
'<p>js repl (prefix with <code>,</code> to allow raise)</p>',
'<p><select id="repl_pre"></select>',
' &nbsp; <button id="repl_pdel">❌ del</button>',
' &nbsp; <button id="repl_pnew">💾 SAVE</button></p>'
];
modal.prompt(html.join(''), '', function (cmd) {
if (!cmd)
return toast.inf(3, 'eval aborted');
cmd = unsmart(cmd);
if (cmd.startsWith(',')) {
evalex_fatal = true;
return modal.alert(esc(eval(cmd.slice(1)) + ''));
}
try {
modal.alert(esc(eval(cmd) + ''));
}
catch (ex) {
modal.alert('<h6>exception</h6>' + esc(ex + ''));
}
}, undefined, repl_load);
}
if (ebi('repl'))
ebi('repl').onclick = repl;
var md_plug = {};
var md_plug_err = function (ex, js) {
if (ex)
console.log(ex, js);
};
function load_md_plug(md_text, plug_type, defer) {
if (defer)
md_plug[plug_type] = null;
if (plug_type == 'pre')
try {
md_text = md_thumbs(md_text);
}
catch (ex) {
toast.warn(30, '' + ex);
}
if (!have_emp)
return md_text;
var find = '\n```copyparty_' + plug_type + '\n',
md = '\n' + md_text.replace(/\r/g, '') + '\n',
ofs = md.indexOf(find),
ofs2 = md.indexOf('\n```', ofs + 1);
if (ofs < 0 || ofs2 < 0)
return md_text;
var js = md.slice(ofs + find.length, ofs2 + 1);
md = md.slice(0, ofs + 1) + md.slice(ofs2 + 4);
md = md.replace(/$/g, '\r');
if (defer) { // insert into sandbox
md_plug[plug_type] = js;
return md;
}
var old_plug = md_plug[plug_type];
if (!old_plug || old_plug[1] != js) {
js = 'const loc = new URL("' + location.href + '"), x = { ' + js + ' }; x;';
try {
var x = eval(js);
if (x['ctor']) {
x['ctor']();
delete x['ctor'];
}
}
catch (ex) {
md_plug[plug_type] = null;
md_plug_err(ex, js);
return md;
}
md_plug[plug_type] = [x, js];
}
return md;
}
function md_thumbs(md) {
if (!/(^|\n)<!-- th -->/.exec(md))
return md;
// `!th[flags](some.jpg)`
// flags: nothing or "l" or "r"
md = md.split(/!th\[/g);
for (var a = 1; a < md.length; a++) {
if (!/^[^\]!()]*\]\([^\][!()]+\)/.exec(md[a])) {
md[a] = '!th[' + md[a];
continue;
}
var o1 = md[a].indexOf(']('),
o2 = md[a].indexOf(')', o1),
alt = md[a].slice(0, o1),
flags = alt.split(','),
url = md[a].slice(o1 + 2, o2),
float = has(flags, 'l') ? 'left' : has(flags, 'r') ? 'right' : '';
if (!/[?&]cache/.exec(url))
url = addq(url, 'cache=i');
md[a] = '<a href="' + url + '" class="mdth mdth' + float.slice(0, 1) + '"><img src="' + url + '&th=w" alt="' + alt + '" /></a>' + md[a].slice(o2 + 1);
}
return md.join('');
}
function md_th_set() {
var els = QSA('.mdth');
for (var a = 0, aa = els.length; a < aa; a++)
els[a].onclick = md_th_click;
}
function md_th_click(e) {
ev(e);
var url = this.getAttribute('href').split('?')[0];
if (window.sb_md)
window.parent.postMessage("imshow " + url, "*");
else
thegrid.imshow(url);
}
var svg_decl = '<?xml version="1.0" encoding="UTF-8"?>\n';
var favico = (function () {
var r = {};
r.en = true;
r.tag = null;
var gx = function (txt) {
return (svg_decl +
'<svg version="1.1" viewBox="0 0 64 64" xmlns="http://www.w3.org/2000/svg">\n' +
(r.bg ? '<rect width="100%" height="100%" rx="16" fill="#' + r.bg + '" />\n' : '') +
'<text x="50%" y="55%" dominant-baseline="middle" text-anchor="middle"' +
' font-family="sans-serif" font-weight="bold" font-size="64px"' +
' fill="#' + r.fg + '">' + txt + '</text></svg>'
);
}
r.upd = function (txt, svg) {
if (!r.txt)
return;
var b64;
try {
b64 = btoa(svg ? svg_decl + svg : gx(r.txt));
}
catch (e1) {
try {
b64 = btoa(gx(encodeURIComponent(r.txt).replace(/%([0-9A-F]{2})/g,
function x(m, v) { return String.fromCharCode('0x' + v); })));
}
catch (e2) {
try {
b64 = btoa(gx(unescape(encodeURIComponent(r.txt))));
}
catch (e3) {
return;
}
}
}
if (!r.tag) {
r.tag = mknod('link');
r.tag.rel = 'icon';
document.head.appendChild(r.tag);
}
r.tag.href = 'data:image/svg+xml;base64,' + b64;
};
r.init = function () {
clearTimeout(r.to);
var dv = (window.dfavico || '').trim().split(/ +/),
fg = dv.length < 2 ? 'fc5' : dv[1].toLowerCase() == 'none' ? '' : dv[1],
bg = dv.length < 3 ? '222' : dv[2].toLowerCase() == 'none' ? '' : dv[2];
scfg_bind(r, 'txt', 'icot', dv[0], r.upd);
scfg_bind(r, 'fg', 'icof', fg, r.upd);
scfg_bind(r, 'bg', 'icob', bg, r.upd);
r.upd();
};
r.to = setTimeout(r.init, 100);
return r;
})();
function cprop(name) {
return getComputedStyle(document.documentElement).getPropertyValue(name);
}
function bchrome() {
var v, o = QS('meta[name=theme-color]');
if (!o)
return;
try {
v = cprop('--bg-u3');
}
catch (ex) { }
o.setAttribute('content', v ? v : document.documentElement.className.indexOf('y') + 1 ? '#eee' : '#333');
}
bchrome();
var cf_cha_t = 0;
function xhrchk(xhr, prefix, e404, lvl, tag) {
if (xhr.status < 400 && xhr.status >= 200)
return true;
if (tag === undefined)
tag = prefix;
var errtxt = ((xhr.response && xhr.response.err) || xhr.responseText) || '',
suf = '',
fun = toast[lvl || 'err'],
is_cf = /[Cc]loud[f]lare|>Just a mo[m]ent|#cf-b[u]bbles|Chec[k]ing your br[o]wser|\/chall[e]nge-platform|"chall[e]nge-error|nable Ja[v]aScript and cook/.test(errtxt);
if (errtxt.startsWith('<pre>'))
suf = '\n\nerror-details: «' + unpre(errtxt).split('\n')[0].trim() + '»';
else
errtxt = esc(errtxt).slice(0, 32768);
if (xhr.status == 403 && !is_cf)
return toast.err(0, prefix + (L && L.xhr403 || "403: access denied\n\ntry pressing F5, maybe you got logged out") + suf, tag);
if (xhr.status == 404)
return toast.err(0, prefix + e404 + suf, tag);
if (!xhr.status && !errtxt)
return toast.err(0, prefix + L.xhr0);
if (is_cf && (xhr.status == 403 || xhr.status == 503)) {
var now = Date.now(), td = now - cf_cha_t;
if (td < 15000)
return;
cf_cha_t = now;
errtxt = 'Clou' + wah + 'dflare protection kicked in\n\n<strong>trying to fix it...</strong>';
fun = toast.warn;
qsr('#cf_frame');
var fr = mknod('iframe', 'cf_frame');
fr.src = SR + '/?cf_challenge';
document.body.appendChild(fr);
}
return fun(0, prefix + xhr.status + ": " + errtxt, tag);
}