mirror of
https://github.com/grafana/grafana.git
synced 2026-09-05 04:40:13 -05:00
NewsPanel: add news as a builtin panel (#21128)
This commit is contained in:
Ryan McKinley
@@ -73,4 +73,12 @@ export class DataFrameView<T = any> implements Vector<T> {
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iterator(this.get(i));
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}
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}
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map<V>(iterator: (item: T, index: number) => V) {
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const acc: V[] = [];
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for (let i = 0; i < this.data.length; i++) {
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acc.push(iterator(this.get(i), i));
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}
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return acc;
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}
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}
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@@ -206,6 +206,9 @@ export interface GrafanaTheme extends GrafanaThemeCommons {
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textFaint: string;
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textEmphasis: string;
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// panel
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panelBg: string;
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// TODO: move to background section
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bodyBg: string;
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pageBg: string;
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@@ -154,6 +154,7 @@ exports[`TimePicker renders buttons correctly 1`] = `
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"orangeDark": "#ff780a",
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"pageBg": "#161719",
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"pageHeaderBorder": "#343436",
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"panelBg": "#212124",
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"purple": "#9933cc",
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"queryGreen": "#74e680",
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"queryKeyword": "#66d9ef",
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@@ -460,6 +461,7 @@ exports[`TimePicker renders content correctly after beeing open 1`] = `
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"orangeDark": "#ff780a",
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"pageBg": "#161719",
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"pageHeaderBorder": "#343436",
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"panelBg": "#212124",
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"purple": "#9933cc",
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"queryGreen": "#74e680",
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"queryKeyword": "#66d9ef",
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@@ -111,7 +111,7 @@ $hr-border-color: $dark-9;
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// Panel
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// -------------------------
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$panel-bg: $dark-4;
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$panel-bg: ${theme.colors.panelBg};
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$panel-border: solid 1px $dark-1;
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$panel-header-hover-bg: $dark-9;
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$panel-corner: $panel-bg;
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@@ -103,7 +103,7 @@ $hr-border-color: $gray-4 !default;
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// Panel
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// -------------------------
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$panel-bg: $white;
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$panel-bg: ${theme.colors.panelBg};
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$panel-border: solid 1px $gray-5;
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$panel-header-hover-bg: $gray-6;
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$panel-corner: $gray-4;
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@@ -75,6 +75,7 @@ const darkTheme: GrafanaTheme = {
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linkExternal: basicColors.blue,
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headingColor: basicColors.gray4,
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pageHeaderBorder: basicColors.dark9,
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panelBg: basicColors.dark4,
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// Next-gen forms functional colors
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formLabel: basicColors.gray70,
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@@ -3,3 +3,6 @@ import { getTheme, mockTheme } from './getTheme';
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import { selectThemeVariant } from './selectThemeVariant';
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export { stylesFactory } from './stylesFactory';
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export { ThemeContext, withTheme, mockTheme, getTheme, selectThemeVariant, useTheme, mockThemeContext };
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import * as styleMixins from './mixins';
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export { styleMixins };
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@@ -64,12 +64,16 @@ const lightTheme: GrafanaTheme = {
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critical: basicColors.redShade,
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bodyBg: basicColors.gray7,
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pageBg: basicColors.gray7,
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// Text colors
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body: basicColors.gray1,
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text: basicColors.gray1,
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textStrong: basicColors.dark2,
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textWeak: basicColors.gray2,
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textEmphasis: basicColors.dark5,
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textFaint: basicColors.dark4,
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// Link colors
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link: basicColors.gray1,
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linkDisabled: basicColors.gray3,
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linkHover: basicColors.dark1,
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@@ -77,6 +81,9 @@ const lightTheme: GrafanaTheme = {
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headingColor: basicColors.gray1,
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pageHeaderBorder: basicColors.gray4,
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// panel
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panelBg: basicColors.white,
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// Next-gen forms functional colors
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formLabel: basicColors.gray33,
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formDescription: basicColors.gray33,
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@@ -0,0 +1,21 @@
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import { GrafanaTheme } from '@grafana/data';
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export function cardChrome(theme: GrafanaTheme): string {
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if (theme.isDark) {
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return `
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background: linear-gradient(135deg, ${theme.colors.dark8}, ${theme.colors.dark6});
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&:hover {
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background: linear-gradient(135deg, ${theme.colors.dark9}, ${theme.colors.dark6});
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}
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box-shadow: -1px -1px 0 0 hsla(0, 0%, 100%, 0.1), 1px 1px 0 0 rgba(0, 0, 0, 0.3);
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`;
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}
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return `
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background: linear-gradient(135deg, ${theme.colors.gray6}, ${theme.colors.gray5});
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&:hover {
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background: linear-gradient(135deg, ${theme.colors.dark5}, ${theme.colors.gray6});
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}
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box-shadow: -1px -1px 0 0 hsla(0, 0%, 100%, 0.1), 1px 1px 0 0 rgba(0, 0, 0, 0.1);
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`;
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}
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@@ -52,6 +52,7 @@ import * as gaugePanel from 'app/plugins/panel/gauge/module';
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import * as pieChartPanel from 'app/plugins/panel/piechart/module';
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import * as barGaugePanel from 'app/plugins/panel/bargauge/module';
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import * as logsPanel from 'app/plugins/panel/logs/module';
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import * as newsPanel from 'app/plugins/panel/news/module';
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const exampleApp = async () => await import(/* webpackChunkName: "exampleApp" */ 'app/plugins/app/example-app/module');
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@@ -85,6 +86,7 @@ const builtInPlugins: any = {
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'app/plugins/panel/heatmap/module': heatmapPanel,
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'app/plugins/panel/table/module': tablePanel,
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'app/plugins/panel/table2/module': table2Panel,
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'app/plugins/panel/news/module': newsPanel,
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'app/plugins/panel/singlestat/module': singlestatPanel,
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'app/plugins/panel/stat/module': singlestatPanel2,
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'app/plugins/panel/gettingstarted/module': gettingStartedPanel,
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Executable
+126
@@ -0,0 +1,126 @@
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// Libraries
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import React, { PureComponent } from 'react';
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import { css } from 'emotion';
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// Utils & Services
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import { GrafanaTheme } from '@grafana/data';
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import { stylesFactory, CustomScrollbar, styleMixins } from '@grafana/ui';
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import config from 'app/core/config';
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import { feedToDataFrame } from './utils';
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import { sanitize } from 'app/core/utils/text';
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import { loadRSSFeed } from './rss';
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// Types
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import { PanelProps, DataFrameView, dateTime } from '@grafana/data';
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import { NewsOptions, NewsItem, DEFAULT_FEED_URL } from './types';
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interface Props extends PanelProps<NewsOptions> {}
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interface State {
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news?: DataFrameView<NewsItem>;
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isError?: boolean;
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}
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export class NewsPanel extends PureComponent<Props, State> {
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constructor(props: Props) {
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super(props);
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this.state = {};
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}
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componentDidMount(): void {
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this.loadFeed();
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}
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componentDidUpdate(prevProps: Props): void {
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if (this.props.options.feedUrl !== prevProps.options.feedUrl) {
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this.loadFeed();
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}
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}
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async loadFeed() {
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const { options } = this.props;
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try {
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const url = options.feedUrl ?? DEFAULT_FEED_URL;
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const res = await loadRSSFeed(url);
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const frame = feedToDataFrame(res);
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this.setState({
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news: new DataFrameView<NewsItem>(frame),
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isError: false,
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});
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} catch (err) {
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console.error('Error Loading News', err);
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this.setState({
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news: undefined,
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isError: true,
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});
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}
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}
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render() {
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const { isError, news } = this.state;
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const styles = getStyles(config.theme);
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if (isError) {
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return <div>Error Loading News</div>;
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}
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if (!news) {
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return <div>loading...</div>;
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}
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return (
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<div className={styles.container}>
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<CustomScrollbar>
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{news.map((item, index) => {
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return (
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<div key={index} className={styles.item}>
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<a href={item.link} target="_blank">
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<div className={styles.title}>{item.title}</div>
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<div className={styles.date}>{dateTime(item.date).format('MMM DD')} </div>
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<div className={styles.content} dangerouslySetInnerHTML={{ __html: sanitize(item.content) }} />
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</a>
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</div>
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);
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})}
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</CustomScrollbar>
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</div>
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);
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}
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}
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const getStyles = stylesFactory((theme: GrafanaTheme) => ({
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container: css`
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height: 100%;
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`,
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item: css`
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${styleMixins.cardChrome(theme)}
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padding: ${theme.spacing.sm};
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position: relative;
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margin-bottom: 4px;
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border-radius: 3px;
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margin-right: ${theme.spacing.sm};
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`,
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title: css`
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color: ${theme.colors.linkExternal};
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max-width: calc(100% - 70px);
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font-size: 16px;
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margin-bottom: ${theme.spacing.sm};
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`,
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content: css`
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p {
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margin-bottom: 4px;
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}
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`,
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date: css`
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position: absolute;
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top: 0;
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right: 0;
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background: ${theme.colors.bodyBg};
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width: 55px;
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text-align: right;
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padding: ${theme.spacing.xs};
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font-weight: 500;
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border-radius: 0 0 0 3px;
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color: ${theme.colors.textWeak};
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`,
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}));
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+68
@@ -0,0 +1,68 @@
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import React, { PureComponent } from 'react';
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import { FormField, PanelOptionsGroup, Button } from '@grafana/ui';
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import { PanelEditorProps } from '@grafana/data';
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import { NewsOptions, DEFAULT_FEED_URL } from './types';
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const PROXY_PREFIX = 'https://cors-anywhere.herokuapp.com/';
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interface State {
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feedUrl: string;
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}
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export class NewsPanelEditor extends PureComponent<PanelEditorProps<NewsOptions>, State> {
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constructor(props: PanelEditorProps<NewsOptions>) {
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super(props);
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this.state = {
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feedUrl: props.options.feedUrl,
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};
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}
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onUpdatePanel = () =>
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this.props.onOptionsChange({
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...this.props.options,
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feedUrl: this.state.feedUrl,
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});
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onFeedUrlChange = ({ target }: any) => this.setState({ feedUrl: target.value });
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onSetProxyPrefix = () => {
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const feedUrl = PROXY_PREFIX + this.state.feedUrl;
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this.setState({ feedUrl });
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this.props.onOptionsChange({
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...this.props.options,
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feedUrl,
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});
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};
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render() {
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const feedUrl = this.state.feedUrl || '';
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const suggestProxy = feedUrl && !feedUrl.startsWith(PROXY_PREFIX);
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return (
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<>
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<PanelOptionsGroup title="Feed">
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<div className="gf-form">
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<FormField
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label="URL"
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labelWidth={4}
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inputWidth={30}
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value={feedUrl || ''}
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placeholder={DEFAULT_FEED_URL}
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onChange={this.onFeedUrlChange}
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onBlur={this.onUpdatePanel}
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/>
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</div>
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{suggestProxy && (
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<div>
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<br />
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<div>If the feed is unable to connect, consider a CORS proxy</div>
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<Button variant="inverse" onClick={this.onSetProxyPrefix}>
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Use Proxy
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</Button>
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</div>
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)}
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</PanelOptionsGroup>
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</>
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);
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}
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}
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@@ -0,0 +1,48 @@
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
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<svg version="1.1"
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xmlns="http://www.w3.org/2000/svg"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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x="0px" y="0px"
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viewBox="0 0 395.569 395.569"
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style="enable-background:new 0 0 395.569 395.569; fill:#1573B9"
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xml:space="preserve">
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<g>
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<path d="M365.11,81.124c-2.3-29.794-27.261-53.339-57.635-53.339H57.826C25.941,27.785,0,53.726,0,85.61v224.35
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c0,31.884,25.941,57.825,57.826,57.825h279.918c31.885,0,57.826-25.941,57.826-57.825V132.03
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C395.569,110.043,383.225,90.899,365.11,81.124z M333.99,309.96c0,14.619-11.894,26.514-26.514,26.514H57.826
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V309.96z"/>
|
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<path d="M62.901,145.138h0.652c4.505,0,8.156-3.651,8.156-8.157v-28.756l24.358,33.548c1.536,2.113,3.988,3.365,6.601,3.365h0.791
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c0-4.505-3.652-8.157-8.156-8.157h-0.652c-4.506,0-8.157,3.652-8.157,8.157v28.755L71.156,78.606
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||||
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z"/>
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|
||||
<path d="M147.338,168.909H69.755c-8.646,0-15.656,7.009-15.656,15.656c0,8.646,7.009,15.656,15.656,15.656h77.582
|
||||
c8.646,0,15.656-7.01,15.656-15.656C162.994,175.918,155.984,168.909,147.338,168.909z"/>
|
||||
<path d="M147.338,221.094H69.755c-8.646,0-15.656,7.01-15.656,15.656c0,8.646,7.009,15.656,15.656,15.656h77.582
|
||||
c8.646,0,15.656-7.009,15.656-15.656C162.994,228.104,155.984,221.094,147.338,221.094z"/>
|
||||
<path d="M147.338,273.281H69.755c-8.646,0-15.656,7.009-15.656,15.656c0,8.646,7.009,15.656,15.656,15.656h77.582
|
||||
c8.646,0,15.656-7.01,15.656-15.656C162.994,280.29,155.984,273.281,147.338,273.281z"/>
|
||||
<path d="M306.61,166.698H186.967c-5.005,0-9.064,4.059-9.064,9.063V297.74c0,5.005,4.059,9.063,9.064,9.063H306.61
|
||||
c5.006,0,9.064-4.059,9.064-9.063V175.761C315.674,170.756,311.616,166.698,306.61,166.698z"/>
|
||||
</g>
|
||||
</svg>
|
||||
|
After Width: | Height: | Size: 4.1 KiB |
Executable
+6
@@ -0,0 +1,6 @@
|
||||
import { PanelPlugin } from '@grafana/data';
|
||||
import { NewsPanel } from './NewsPanel';
|
||||
import { NewsPanelEditor } from './NewsPanelEditor';
|
||||
import { defaults, NewsOptions } from './types';
|
||||
|
||||
export const plugin = new PanelPlugin<NewsOptions>(NewsPanel).setDefaults(defaults).setEditor(NewsPanelEditor);
|
||||
Executable
+20
@@ -0,0 +1,20 @@
|
||||
{
|
||||
"type": "panel",
|
||||
"name": "News Panel",
|
||||
"id": "news",
|
||||
|
||||
"skipDataQuery": true,
|
||||
|
||||
"state": "alpha",
|
||||
|
||||
"info": {
|
||||
"author": {
|
||||
"name": "Grafana Project",
|
||||
"url": "https://grafana.com"
|
||||
},
|
||||
"logos": {
|
||||
"small": "img/news.svg",
|
||||
"large": "img/news.svg"
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,24 @@
|
||||
import { RssFeed, RssItem } from './types';
|
||||
|
||||
export async function loadRSSFeed(url: string): Promise<RssFeed> {
|
||||
const rsp = await fetch(url);
|
||||
const txt = await rsp.text();
|
||||
const domParser = new DOMParser();
|
||||
const doc = domParser.parseFromString(txt, 'text/xml');
|
||||
const feed: RssFeed = {
|
||||
items: [],
|
||||
};
|
||||
|
||||
doc.querySelectorAll('item').forEach(node => {
|
||||
const item: RssItem = {
|
||||
title: node.querySelector('title').textContent,
|
||||
link: node.querySelector('link').textContent,
|
||||
content: node.querySelector('description').textContent,
|
||||
pubDate: node.querySelector('pubDate').textContent,
|
||||
};
|
||||
|
||||
feed.items.push(item);
|
||||
});
|
||||
|
||||
return feed;
|
||||
}
|
||||
Executable
+34
@@ -0,0 +1,34 @@
|
||||
// TODO: when grafana blog has CORS headers updated, remove the cors-anywhere prefix
|
||||
export const DEFAULT_FEED_URL = 'https://cors-anywhere.herokuapp.com/' + 'https://grafana.com/blog/index.xml';
|
||||
|
||||
export interface NewsOptions {
|
||||
feedUrl?: string;
|
||||
}
|
||||
|
||||
export const defaults: NewsOptions = {
|
||||
// will default to grafana blog
|
||||
};
|
||||
|
||||
export interface NewsItem {
|
||||
date: number;
|
||||
title: string;
|
||||
link: string;
|
||||
content: string;
|
||||
}
|
||||
|
||||
/**
|
||||
* Helper class for rss-parser
|
||||
*/
|
||||
export interface RssFeed {
|
||||
title?: string;
|
||||
description?: string;
|
||||
items: RssItem[];
|
||||
}
|
||||
|
||||
export interface RssItem {
|
||||
title: string;
|
||||
link: string;
|
||||
pubDate?: string;
|
||||
content?: string;
|
||||
contentSnippet?: string;
|
||||
}
|
||||
@@ -0,0 +1,68 @@
|
||||
import { feedToDataFrame } from './utils';
|
||||
import { RssFeed, NewsItem } from './types';
|
||||
import { DataFrameView } from '@grafana/data';
|
||||
|
||||
describe('news', () => {
|
||||
test('convert RssFeed to DataFrame', () => {
|
||||
const frame = feedToDataFrame(grafana20191216);
|
||||
expect(frame.length).toBe(5);
|
||||
|
||||
// Iterate the links
|
||||
const view = new DataFrameView<NewsItem>(frame);
|
||||
const links = view.map((item: NewsItem) => {
|
||||
return item.link;
|
||||
});
|
||||
expect(links).toEqual([
|
||||
'https://grafana.com/blog/2019/12/13/meet-the-grafana-labs-team-aengus-rooney/',
|
||||
'https://grafana.com/blog/2019/12/12/register-now-grafanacon-2020-is-coming-to-amsterdam-may-13-14/',
|
||||
'https://grafana.com/blog/2019/12/10/pro-tips-dashboard-navigation-using-links/',
|
||||
'https://grafana.com/blog/2019/12/09/how-to-do-automatic-annotations-with-grafana-and-loki/',
|
||||
'https://grafana.com/blog/2019/12/06/meet-the-grafana-labs-team-ward-bekker/',
|
||||
]);
|
||||
});
|
||||
});
|
||||
|
||||
const grafana20191216 = {
|
||||
items: [
|
||||
{
|
||||
title: 'Meet the Grafana Labs Team: Aengus Rooney',
|
||||
link: 'https://grafana.com/blog/2019/12/13/meet-the-grafana-labs-team-aengus-rooney/',
|
||||
pubDate: 'Fri, 13 Dec 2019 00:00:00 +0000',
|
||||
content: '\n\n<p>As Grafana Labs continues to grow, we’d like you to get to know the team members...',
|
||||
},
|
||||
{
|
||||
title: 'Register Now! GrafanaCon 2020 Is Coming to Amsterdam May 13-14',
|
||||
link: 'https://grafana.com/blog/2019/12/12/register-now-grafanacon-2020-is-coming-to-amsterdam-may-13-14/',
|
||||
pubDate: 'Thu, 12 Dec 2019 00:00:00 +0000',
|
||||
content: '\n\n<p>Amsterdam, we’re coming back!</p>\n\n<p>Mark your calendars for May 13-14, 2020....',
|
||||
},
|
||||
{
|
||||
title: 'Pro Tips: Dashboard Navigation Using Links',
|
||||
link: 'https://grafana.com/blog/2019/12/10/pro-tips-dashboard-navigation-using-links/',
|
||||
pubDate: 'Tue, 10 Dec 2019 00:00:00 +0000',
|
||||
content:
|
||||
'\n\n<p>Great dashboards answer a limited set of related questions. If you try to answer too many questions in a single dashboard, it can become overly complex. ...',
|
||||
},
|
||||
{
|
||||
title: 'How to Do Automatic Annotations with Grafana and Loki',
|
||||
link: 'https://grafana.com/blog/2019/12/09/how-to-do-automatic-annotations-with-grafana-and-loki/',
|
||||
pubDate: 'Mon, 09 Dec 2019 00:00:00 +0000',
|
||||
content:
|
||||
'\n\n<p>Grafana annotations are great! They clearly mark the occurrence of an event to help operators and devs correlate events with metrics. You may not be aware of this, but Grafana can automatically annotate graphs by ...',
|
||||
},
|
||||
{
|
||||
title: 'Meet the Grafana Labs Team: Ward Bekker',
|
||||
link: 'https://grafana.com/blog/2019/12/06/meet-the-grafana-labs-team-ward-bekker/',
|
||||
pubDate: 'Fri, 06 Dec 2019 00:00:00 +0000',
|
||||
content:
|
||||
'\n\n<p>As Grafana Labs continues to grow, we’d like you to get to know the team members who are building the cool stuff you’re using. Check out the latest of our Friday team profiles.</p>\n\n<h2 id="meet-ward">Meet Ward!</h2>\n\n<p><strong>Name:</strong> Ward...',
|
||||
},
|
||||
],
|
||||
feedUrl: 'https://grafana.com/blog/index.xml',
|
||||
title: 'Blog on Grafana Labs',
|
||||
description: 'Recent content in Blog on Grafana Labs',
|
||||
generator: 'Hugo -- gohugo.io',
|
||||
link: 'https://grafana.com/blog/',
|
||||
language: 'en-us',
|
||||
lastBuildDate: 'Fri, 13 Dec 2019 00:00:00 +0000',
|
||||
} as RssFeed;
|
||||
@@ -0,0 +1,39 @@
|
||||
import { RssFeed } from './types';
|
||||
import { ArrayVector, FieldType, DataFrame, dateTime } from '@grafana/data';
|
||||
|
||||
export function feedToDataFrame(feed: RssFeed): DataFrame {
|
||||
const date = new ArrayVector<number>([]);
|
||||
const title = new ArrayVector<string>([]);
|
||||
const link = new ArrayVector<string>([]);
|
||||
const content = new ArrayVector<string>([]);
|
||||
|
||||
for (const item of feed.items) {
|
||||
const val = dateTime(item.pubDate);
|
||||
|
||||
try {
|
||||
date.buffer.push(val.valueOf());
|
||||
title.buffer.push(item.title);
|
||||
link.buffer.push(item.link);
|
||||
|
||||
let body = item.content.replace(/<\/?[^>]+(>|$)/g, '');
|
||||
|
||||
if (body && body.length > 300) {
|
||||
body = body.substr(0, 300);
|
||||
}
|
||||
|
||||
content.buffer.push(body);
|
||||
} catch (err) {
|
||||
console.warn('Error reading news item:', err, item);
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
fields: [
|
||||
{ name: 'date', type: FieldType.time, config: { title: 'Date' }, values: date },
|
||||
{ name: 'title', type: FieldType.string, config: {}, values: title },
|
||||
{ name: 'link', type: FieldType.string, config: {}, values: link },
|
||||
{ name: 'content', type: FieldType.string, config: {}, values: content },
|
||||
],
|
||||
length: date.length,
|
||||
};
|
||||
}
|
||||
Reference in New Issue
Block a user