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fix sandbox lag by helping the iframe cache js

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ed 2023-01-30 22:36:05 +00:00
parent 25931e62fd
commit f74ac1f18b
2 changed files with 24 additions and 2 deletions
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1
copyparty/web/browser.html
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@ -135,6 +135,7 @@
<script> <script>
var SR = {{ r|tojson }}, var SR = {{ r|tojson }},
TS = "{{ ts }}",
acct = "{{ acct }}", acct = "{{ acct }}",
perms = {{ perms }}, perms = {{ perms }},
themes = {{ themes }}, themes = {{ themes }},

25
copyparty/web/browser.js
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@ -6585,6 +6585,28 @@ var globalcss = (function () {
}; };
})(); })();
var sandboxjs = (function () {
var ret = '',
busy = false,
url = SR + '/.cpr/util.js?_=' + TS,
tag = '<script src="' + url + '"></script>';
return function () {
if (ret || busy)
return ret || tag;
var xhr = new XHR();
xhr.open('GET', url, true);
xhr.onload = function () {
if (this.status == 200)
ret = '<script>' + this.responseText + '</script>';
};
xhr.send();
busy = true;
return tag;
};
})();
function show_md(md, name, div, url, depth) { function show_md(md, name, div, url, depth) {
var errmsg = L.md_eshow + name + ':\n\n', var errmsg = L.md_eshow + name + ':\n\n',
@ -6696,8 +6718,7 @@ function sandbox(tgt, rules, cls, html) {
html = '<html class="iframe ' + document.documentElement.className + '"><head><style>' + globalcss() + html = '<html class="iframe ' + document.documentElement.className + '"><head><style>' + globalcss() +
'</style><base target="_parent"></head><body id="b" class="logue ' + cls + '">' + html + '</style><base target="_parent"></head><body id="b" class="logue ' + cls + '">' + html +
'<script>' + env + '</script>' + '<script>' + env + '</script>' + sandboxjs() +
'<script src="' + SR + '/.cpr/util.js?_={{ ts }}"></script>' +
'<script>var ebi=document.getElementById.bind(document),d=document.documentElement,' + '<script>var ebi=document.getElementById.bind(document),d=document.documentElement,' +
'loc=new URL("' + location.href.split('?')[0] + '");' + 'loc=new URL("' + location.href.split('?')[0] + '");' +
'function say(m){window.parent.postMessage(m,"*")};' + 'function say(m){window.parent.postMessage(m,"*")};' +