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Fully escape parameter before use in Regexp (#3391)

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* Fully escape parameter before use in Regexp
* Update ref URL for escaping
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Eric Cornelissen 2020-07-31 19:52:07 +03:00 committed by GitHub
parent 8e59a517b5
commit 185218ed5f
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1 changed files with 3 additions and 3 deletions
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site_script.js
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@ -54,12 +54,12 @@
};
}
// Get any parameter from the URL's search section (location.search).
// see
// Get a parameter from the URL's search section (location.search). Based on:
// - https://davidwalsh.name/query-string-javascript
// - https://github.com/WebReflection/url-search-params
// - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions#Escaping
function getUrlParameter(parameter) {
var name = parameter.replace(/[\[]/g, '\\[').replace(/[\]]/g, '\\]');
var name = parameter.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
var regex = new RegExp('[\\?&]' + name + '=([^&#]*)');
var results = regex.exec(location.search);
return results === null ? '' : decodeURIComponent(results[1].replace(/\+/g, ' '));