mirror of
https://github.com/Joxit/docker-registry-ui.git
synced 2026-05-07 03:26:33 +00:00
100 lines
3.4 KiB
JavaScript
100 lines
3.4 KiB
JavaScript
/*
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* Copyright (C) 2016-2019 Jones Magloire @Joxit
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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function Http() {
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this.oReq = new XMLHttpRequest();
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this.oReq.hasHeader = Http.hasHeader;
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this.oReq.getErrorMessage = Http.getErrorMessage;
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this._events = {};
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this._headers = {};
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}
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Http.prototype.addEventListener = function(e, f) {
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this._events[e] = f;
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const self = this;
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switch (e) {
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case 'loadend':
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{
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self.oReq.addEventListener('loadend', function() {
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if (this.status == 401) {
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const req = new XMLHttpRequest();
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req.open(self._method, self._url);
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for (key in self._events) {
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req.addEventListener(key, self._events[key]);
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}
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for (key in self._headers) {
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req.setRequestHeader(key, self._headers[key]);
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}
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req.withCredentials = true;
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req.hasHeader = Http.hasHeader;
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req.getErrorMessage = Http.getErrorMessage;
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req.send();
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} else {
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f.bind(this)();
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}
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});
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break;
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}
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case 'load':
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{
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self.oReq.addEventListener('load', function() {
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if (this.status !== 401) {
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f.bind(this)();
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}
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});
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break;
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}
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default:
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{
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self.oReq.addEventListener(e, function() {
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f.bind(this)();
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});
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break;
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}
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}
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};
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Http.prototype.setRequestHeader = function(header, value) {
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this.oReq.setRequestHeader(header, value);
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this._headers[header] = value;
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};
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Http.prototype.open = function(m, u) {
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this._method = m;
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this._url = u;
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this.oReq.open(m, u);
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};
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Http.prototype.send = function() {
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this.oReq.send();
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};
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Http.hasHeader = function(header) {
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return this.getAllResponseHeaders().split('\n').some(function(h) {
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return new RegExp('^' + header + ':', 'i').test(h);
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});
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};
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Http.getErrorMessage = function() {
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if (registryUI.url() && registryUI.url().match('^http://') && window.location.protocol === 'https:') {
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return 'Mixed Content: The page at `' + window.location.origin + '` was loaded over HTTPS, but requested an insecure server endpoint `' + registryUI.url() + '`. This request has been blocked; the content must be served over HTTPS.';
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} else if (!registryUI.url()) {
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return 'Incorrect server endpoint.';
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} else if (this.withCredentials && !this.hasHeader('Access-Control-Allow-Credentials')) {
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return 'The `Access-Control-Allow-Credentials` header in the response is missing and must be set to `true` when the request\'s credentials mode is on. Origin `'+ registryUI.url() +'` is therefore not allowed access.';
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}
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return 'An error occured: Check your connection and your registry must have `Access-Control-Allow-Origin` header set to `' + window.location.origin + '`';
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}; |