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superset2/superset-frontend/src/visualizations/TimeTable/components/LeftCell/LeftCell.tsx
T

85 lines
2.4 KiB
TypeScript

/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import { ReactElement, useMemo } from 'react';
import Mustache from 'mustache';
import { Typography } from '@superset-ui/core/components';
import { MetricOption } from '@superset-ui/chart-controls';
import type { Row, ColumnRow, MetricRow } from '../../types';
interface LeftCellProps {
row: Row;
rowType: 'column' | 'metric';
url?: string;
}
/**
* Confines a caller-supplied URL to http(s) and relative schemes before
* it's rendered as a link. Returns undefined for anything else, degrading
* the cell to plain text.
*/
export const toSafeHref = (url: string): string | undefined => {
try {
const { protocol } = new URL(url, window.location.origin);
if (protocol === 'http:' || protocol === 'https:') {
return url;
}
} catch {
// fall through: unparseable URLs are not rendered as links
}
return undefined;
};
/**
* Renders the left cell containing either column labels or metric information
*/
const LeftCell = ({ row, rowType, url }: LeftCellProps): ReactElement => {
const fullUrl = useMemo(() => {
if (!url) return undefined;
const context = { metric: row };
return toSafeHref(Mustache.render(url, context));
}, [url, row]);
if (rowType === 'column') {
const column = row as ColumnRow;
if (fullUrl)
return (
<Typography.Link
href={fullUrl}
rel="noopener noreferrer"
target="_blank"
>
{column.label}
</Typography.Link>
);
return <span>{column.label || ''}</span>;
}
return (
<MetricOption
metric={row as MetricRow}
url={fullUrl}
showFormula={false}
openInNewWindow
/>
);
};
export default LeftCell;