2 * ============LICENSE_START========================================================================
3 * ONAP : ccsdk feature sdnr wt odlux
4 * =================================================================================================
5 * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
6 * =================================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software distributed under the License
13 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
14 * or implied. See the License for the specific language governing permissions and limitations under
16 * ============LICENSE_END==========================================================================
18 import * as React from 'react';
19 import * as marked from 'marked';
20 import * as hljs from 'highlight.js';
21 import { requestRestExt } from '../services/restService';
22 import { Button, Typography } from '@material-ui/core';
23 const defaultRenderer = new marked.Renderer();
24 defaultRenderer.link = (href, title, text) => (
25 `<a target="_blank" rel="noopener noreferrer" href="${href}" title="${title}">${text}</a>`
27 interface AboutState {
28 content: string | null;
29 isCopiedSuccessfully: boolean;
30 isContentLoadedSucessfully: boolean;
33 class AboutComponent extends React.Component<any, AboutState> {
34 textarea: React.RefObject<HTMLTextAreaElement>;
37 constructor(props: any) {
39 this.state = { content: null, isCopiedSuccessfully:false, isContentLoadedSucessfully: false }
40 this.textarea = React.createRef();
41 this.loadAboutContent();
43 private loadAboutContent(): void {
44 requestRestExt<string>('/about').then((response) => {
45 const content = response.status == 200 ? response.data : `${response.status} ${response.message}` || "Server error";
46 const loadedSucessfully = response.status == 200 ? true : false;
47 this.setState({ content: content, isContentLoadedSucessfully: loadedSucessfully });
49 this.setState({ content: error })
53 copyToClipboard = (e: React.MouseEvent<HTMLButtonElement>) =>{
56 if(this.textarea.current!==null){
57 this.textarea.current.select();
58 document.execCommand('copy');
59 if(e.currentTarget != null){ // refocus on button, otherwhise the textarea would be focused
60 e.currentTarget.focus();
62 this.setState({isCopiedSuccessfully: true});
63 window.setTimeout(()=>{this.setState({isCopiedSuccessfully: false});},2000);
69 const markedOptions: marked.MarkedOptions = {
78 highlight: (code, lang) => {
79 if (!!(lang && hljs.getLanguage(lang))) {
80 return hljs.highlight(lang, code).value;
87 const className = "about-table"
88 const style: React.CSSProperties = {};
89 const containerStyle = { overflow: "auto", paddingRight: "20px" }
91 const html = (marked(this.state.content || 'loading', { renderer: markedOptions && markedOptions.renderer || defaultRenderer }));
94 <div style={containerStyle}>
95 { this.state.isContentLoadedSucessfully &&
96 <div style={{float: "right", marginRight: "10px"}}>
97 <Button variant="contained" onClick={e => this.copyToClipboard(e)}>
101 this.state.isCopiedSuccessfully &&
102 <Typography variant="body1" style={{color: "green"}} align="center">
110 dangerouslySetInnerHTML={{ __html: html }}
111 className={className}
116 style={{opacity: ".01"}}
118 value={this.state.content || ''}
126 export const About = AboutComponent;
127 export default About;