Merge pull request #12096 from grafana/davkal/11446-fix-systemjs-cachebust

Fix cache busting for systemjs imports for plugins
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David 2018-05-30 10:05:46 +02:00 committed by GitHub
commit 40844614bf
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2 changed files with 22 additions and 23 deletions

View File

@ -27,6 +27,13 @@ import 'rxjs/add/observable/from';
import 'rxjs/add/operator/map';
import 'rxjs/add/operator/combineAll';
// add cache busting
const bust = `?_cache=${Date.now()}`;
function locate(load) {
return load.address + bust;
}
System.registry.set('plugin-loader', System.newModule({ locate: locate }));
System.config({
baseURL: 'public',
defaultExtension: 'js',
@ -40,23 +47,14 @@ System.config({
css: 'vendor/plugin-css/css.js',
},
meta: {
'*': {
'plugin*': {
esModule: true,
authorization: true,
loader: 'plugin-loader',
},
},
});
// add cache busting
var systemLocate = System.locate;
System.cacheBust = '?bust=' + Date.now();
System.locate = function(load) {
var System = this;
return Promise.resolve(systemLocate.call(this, load)).then(function(address) {
return address + System.cacheBust;
});
};
function exposeToPlugin(name: string, component: any) {
System.registerDynamic(name, [], true, function(require, exports, module) {
module.exports = component;

View File

@ -1,6 +1,7 @@
"use strict";
if (typeof window !== 'undefined') {
var bust = '?_cache=' + Date.now();
var waitSeconds = 100;
var head = document.getElementsByTagName('head')[0];
@ -13,8 +14,8 @@ if (typeof window !== 'undefined') {
}
var isWebkit = !!window.navigator.userAgent.match(/AppleWebKit\/([^ ;]*)/);
var webkitLoadCheck = function(link, callback) {
setTimeout(function() {
var webkitLoadCheck = function (link, callback) {
setTimeout(function () {
for (var i = 0; i < document.styleSheets.length; i++) {
var sheet = document.styleSheets[i];
if (sheet.href === link.href) {
@ -25,17 +26,17 @@ if (typeof window !== 'undefined') {
}, 10);
};
var noop = function() {};
var noop = function () { };
var loadCSS = function(url) {
return new Promise(function(resolve, reject) {
var timeout = setTimeout(function() {
var loadCSS = function (url) {
return new Promise(function (resolve, reject) {
var timeout = setTimeout(function () {
reject('Unable to load CSS');
}, waitSeconds * 1000);
var _callback = function(error) {
var _callback = function (error) {
clearTimeout(timeout);
link.onload = link.onerror = noop;
setTimeout(function() {
setTimeout(function () {
if (error) {
reject(error);
}
@ -47,22 +48,22 @@ if (typeof window !== 'undefined') {
var link = document.createElement('link');
link.type = 'text/css';
link.rel = 'stylesheet';
link.href = url;
link.href = url + bust;
if (!isWebkit) {
link.onload = function() {
link.onload = function () {
_callback();
}
} else {
webkitLoadCheck(link, _callback);
}
link.onerror = function(event) {
link.onerror = function (event) {
_callback(event.error || new Error('Error loading CSS file.'));
};
head.appendChild(link);
});
};
exports.fetch = function(load) {
exports.fetch = function (load) {
// dont reload styles loaded in the head
for (var i = 0; i < linkHrefs.length; i++)
if (load.address == linkHrefs[i])