7ab0d543e5
This reverts commit 96d037968f.
It also contains the underyling fix for loading plugins correctly. The
importHref function expected functions for onload and onerror arguments
and passing null instead was causing the unexplained behavior.
Change-Id: Ic2a36d9bfcf85e5769c26ab49caf15e572d9463e
84 lines
2.4 KiB
JavaScript
84 lines
2.4 KiB
JavaScript
// Copyright (C) 2017 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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(function() {
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'use strict';
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Polymer({
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is: 'gr-plugin-host',
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properties: {
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config: {
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type: Object,
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observer: '_configChanged',
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},
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},
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behaviors: [
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Gerrit.BaseUrlBehavior,
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],
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_configChanged(config) {
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const plugins = config.plugin;
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const jsPlugins = plugins.js_resource_paths || [];
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const htmlPlugins = plugins.html_resource_paths || [];
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const defaultTheme = config.default_theme;
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if (defaultTheme) {
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// Make theme first to be first to load.
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htmlPlugins.unshift(defaultTheme);
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}
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Gerrit._setPluginsCount(jsPlugins.length + htmlPlugins.length);
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this._loadJsPlugins(jsPlugins);
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this._importHtmlPlugins(htmlPlugins);
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},
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/**
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* @suppress {checkTypes}
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* States that it expects no more than 3 parameters, but that's not true.
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* @todo (beckysiegel) check Polymer annotations and submit change.
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*/
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_importHtmlPlugins(plugins) {
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for (const url of plugins) {
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// onload (second param) needs to be a function. When null or undefined
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// were passed, plugins were not loaded correctly.
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this.importHref(
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this._urlFor(url), () => {}, Gerrit._pluginInstalled, true);
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}
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},
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_loadJsPlugins(plugins) {
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for (const url of plugins) {
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this._createScriptTag(this._urlFor(url));
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}
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},
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_createScriptTag(url) {
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const el = document.createElement('script');
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el.defer = true;
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el.src = url;
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el.onerror = Gerrit._pluginInstalled;
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return document.body.appendChild(el);
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},
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_urlFor(pathOrUrl) {
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if (pathOrUrl.startsWith('http')) {
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return pathOrUrl;
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}
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if (!pathOrUrl.startsWith('/')) {
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pathOrUrl = '/' + pathOrUrl;
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}
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return this.getBaseUrl() + pathOrUrl;
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},
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});
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})();
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