50 lines
1.4 KiB
JavaScript
50 lines
1.4 KiB
JavaScript
/* @flow */
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/**
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* Parses the parameters from the URL and returns them as a JS object.
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*
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* @param {string} url - URL to parse.
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* @param {boolean} dontParse - If false or undefined some transformations
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* (for parsing the value as JSON) are going to be executed.
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* @param {string} source - Values - "hash"/"search" if "search" the parameters
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* will parsed from location.search otherwise from location.hash.
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* @returns {Object}
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*/
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export default function parseURLParams(
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url: URL,
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dontParse: boolean = false,
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source: string = 'hash'): Object {
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const paramStr = source === 'search' ? url.search : url.hash;
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const params = {};
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// eslint-disable-next-line newline-per-chained-call
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paramStr && paramStr.substr(1).split('&').forEach(part => {
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const param = part.split('=');
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const key = param[0];
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if (!key) {
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return;
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}
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let value;
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try {
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value = param[1];
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if (!dontParse) {
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value
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= JSON.parse(decodeURIComponent(value).replace(/\\&/, '&'));
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}
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} catch (e) {
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const msg = `Failed to parse URL parameter value: ${String(value)}`;
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console.warn(msg, e);
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window.onerror && window.onerror(msg, null, null, null, e);
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return;
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}
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params[key] = value;
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});
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return params;
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}
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