71 lines
1.7 KiB
JavaScript
71 lines
1.7 KiB
JavaScript
import normalizeUrl from 'normalize-url';
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import { isURL } from 'validator';
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const normalizeOptions = {
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stripWWW: false
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};
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// callIfDefined(fn: (Any) => Any) => (value: Any) => Any
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export function callIfDefined(fn) {
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return value => value ? fn(value) : value;
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}
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// formatUrl(url: String) => String
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export function formatUrl(url) {
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if (
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typeof url === 'string' &&
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url.length > 4 &&
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url.indexOf('.') !== -1
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) {
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// prevent trailing / from being stripped during typing
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let lastChar = '';
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if (url.substring(url.length - 1) === '/') {
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lastChar = '/';
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}
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// prevent normalize-url from stripping last dot during typing
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if (url.substring(url.length - 1) === '.') {
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lastChar = '.';
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}
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return normalizeUrl(url, normalizeOptions) + lastChar;
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}
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return url;
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}
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export function isValidURL(data) {
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/* eslint-disable quote-props */
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return isURL(data, { 'require_protocol': true });
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/* eslint-enable quote-props */
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}
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export function makeOptional(validator) {
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return val => val ? validator(val) : true;
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}
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export function makeRequired(validator) {
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return (val) => val ? validator(val) : false;
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}
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export function createFormValidator(fieldValidators) {
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const fieldKeys = Object.keys(fieldValidators);
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return values => fieldKeys
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.map(field => {
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if (fieldValidators[field](values[field])) {
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return null;
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}
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return { [field]: !fieldValidators[field](values[field]) };
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})
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.filter(Boolean)
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.reduce((errors, error) => ({ ...errors, ...error }), {});
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}
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export function getValidationState(field) {
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if (field.pristine) {
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return null;
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}
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return field.error ?
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'error' :
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'success';
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}
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