Greasy Fork is available in English.
Utility methods for DOM and string parsing
Fra og med
Dette script bør ikke installeres direkte. Det er et bibliotek, som andre scripts kan inkludere med metadirektivet // @require https://update.greasyfork.org/scripts/391979/746747/ParseUtil.js
// ==UserScript==
// @name ParseUtil
// @namespace hoehleg.userscripts.private
// @version 0.3.1
// @description Utility methods for DOM and string parsing
// @author Gerrit Höhle
// @grant GM_xmlhttpRequest
// ==/UserScript==
/* jshint esnext: true */
const ParseUtil = {
getPageAsync: (url, onSuccess, onError = () => {}) => {
return GM_xmlhttpRequest({
method: 'GET',
url: url,
onload: (resp) => {
resp.html = new DOMParser().parseFromString(resp.responseText || "", 'text/html');
switch (resp.status) {
case 200:
case 304:
onSuccess(resp);
return;
default:
onError(resp);
return;
}
},
onerror: onError
});
},
parseInt: (str, maxIntPlaces = 1, fallbackValue = null) => {
let regex = "\\d";
if (maxIntPlaces > 1) {
regex += "{1," + maxIntPlaces + "}";
}
return Util.parseIntWithRegex(str, new RegExp(regex), fallbackValue);
},
parseFloat: (str, maxIntPlaces = 1, maxDecPlaces = 0, fallbackValue = null) => {
let regex = "\\d";
if (maxIntPlaces > 1) {
regex += "{1," + maxIntPlaces + "}";
}
if (maxDecPlaces > 0) {
regex += "\\s?[,\.]?\\s?\\d{0," + maxDecPlaces + "}";
}
return Util.parseFloatWithRegex(str, new RegExp(regex), fallbackValue);
},
parseIntWithRegex: (str, regex, fallbackValue = null) => {
const match = Util.parseStrWithRegex(str, regex);
const value = parseInt(match);
return Number.isNaN(value) ? fallbackValue : value;
},
parseFloatWithRegex: (str, regex, fallbackValue = null) => {
const match = Util.parseStrWithRegex(str, regex, "").replace(",",".");
const value = parseFloat(match);
return Number.isNaN(value) ? fallbackValue : value;
},
parseStrWithRegex: (str, regex, fallbackValue = null) => {
const match = regex.exec(str || "");
return (match && match.length >= 1) ? match[0] : fallbackValue;
}
};