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common.js
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common.js
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/**
* 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 {
SupersetClient,
getTimeFormatter,
TimeFormats,
ensureIsArray,
} from '@superset-ui/core';
// ATTENTION: If you change any constants, make sure to also change constants.py
export const EMPTY_STRING = '<empty string>';
export const NULL_STRING = '<NULL>';
export const TRUE_STRING = 'TRUE';
export const FALSE_STRING = 'FALSE';
// moment time format strings
export const SHORT_DATE = 'MMM D, YYYY';
export const SHORT_TIME = 'h:m a';
const DATETIME_FORMATTER = getTimeFormatter(TimeFormats.DATABASE_DATETIME);
export function getParamFromQuery(query, param) {
const vars = query.split('&');
for (let i = 0; i < vars.length; i += 1) {
const pair = vars[i].split('=');
if (decodeURIComponent(pair[0]) === param) {
return decodeURIComponent(pair[1]);
}
}
return null;
}
export function storeQuery(query) {
return SupersetClient.post({
endpoint: '/kv/store/',
postPayload: { data: query },
}).then(response => {
const baseUrl = window.location.origin + window.location.pathname;
const url = `${baseUrl}?id=${response.json.id}`;
return url;
});
}
export function optionLabel(opt) {
if (opt === null) {
return NULL_STRING;
}
if (opt === '') {
return EMPTY_STRING;
}
if (opt === true) {
return '<true>';
}
if (opt === false) {
return '<false>';
}
if (typeof opt !== 'string' && opt.toString) {
return opt.toString();
}
return opt;
}
export function optionValue(opt) {
if (opt === null) {
return NULL_STRING;
}
return opt;
}
export function optionFromValue(opt) {
// From a list of options, handles special values & labels
return { value: optionValue(opt), label: optionLabel(opt) };
}
export function prepareCopyToClipboardTabularData(data, columns) {
let result = '';
for (let i = 0; i < data.length; i += 1) {
const row = {};
for (let j = 0; j < columns.length; j += 1) {
// JavaScript does not maintain the order of a mixed set of keys (i.e integers and strings)
// the below function orders the keys based on the column names.
const key = columns[j].name || columns[j];
if (data[i][key]) {
row[j] = data[i][key];
} else {
row[j] = data[i][parseFloat(key)];
}
}
result += `${Object.values(row).join('\t')}\n`;
}
return result;
}
export function applyFormattingToTabularData(data, timeFormattedColumns) {
if (
!data ||
data.length === 0 ||
ensureIsArray(timeFormattedColumns).length === 0
) {
return data;
}
return data.map(row => ({
...row,
/* eslint-disable no-underscore-dangle */
...timeFormattedColumns.reduce((acc, colName) => {
if (row[colName] !== null && row[colName] !== undefined) {
acc[colName] = DATETIME_FORMATTER(row[colName]);
}
return acc;
}, {}),
}));
}
export const noOp = () => undefined;
// Detects the user's OS through the browser
export const detectOS = () => {
const { appVersion } = navigator;
// Leveraging this condition because of stackOverflow
// https://stackoverflow.com/questions/11219582/how-to-detect-my-browser-version-and-operating-system-using-javascript
if (appVersion.includes('Win')) return 'Windows';
if (appVersion.includes('Mac')) return 'MacOS';
if (appVersion.includes('X11')) return 'UNIX';
if (appVersion.includes('Linux')) return 'Linux';
return 'Unknown OS';
};
export const isSafari = () => {
const { userAgent } = navigator;
return userAgent && /^((?!chrome|android).)*safari/i.test(userAgent);
};
export const isNullish = value => value === null || value === undefined;