78ebe69bfb
The commentlink config setting allows for arbitrary HTML substitution, including for creating links. Ensure all such links have target="_blank" and rel="noopener". Bug: Issue 5567 Change-Id: I869a81d48254577323c0735635b777a1fe5d4e89
78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
// Copyright (C) 2016 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-linked-text',
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properties: {
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removeZeroWidthSpace: Boolean,
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content: {
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type: String,
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observer: '_contentChanged',
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},
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pre: {
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type: Boolean,
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value: false,
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reflectToAttribute: true,
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},
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disabled: {
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type: Boolean,
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value: false,
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reflectToAttribute: true,
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},
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config: Object,
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},
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observers: [
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'_contentOrConfigChanged(content, config)',
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],
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_contentChanged: function(content) {
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// In the case where the config may not be set (perhaps due to the
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// request for it still being in flight), set the content anyway to
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// prevent waiting on the config to display the text.
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if (this.config != null) { return; }
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this.$.output.textContent = content;
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},
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_contentOrConfigChanged: function(content, config) {
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var output = Polymer.dom(this.$.output);
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output.textContent = '';
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var parser = new GrLinkTextParser(
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config, function(text, href, fragment) {
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if (href) {
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var a = document.createElement('a');
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a.href = href;
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a.textContent = text;
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a.target = '_blank';
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a.rel = 'noopener';
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output.appendChild(a);
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} else if (fragment) {
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output.appendChild(fragment);
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}
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}, this.removeZeroWidthSpace);
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parser.parse(content);
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// Ensure that links originating from HTML commentlink configs open in a
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// new tab. @see Issue 5567
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output.querySelectorAll('a').forEach(function(anchor) {
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anchor.setAttribute('target', '_blank');
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anchor.setAttribute('rel', 'noopener');
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});
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},
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});
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})();
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