forked from M-Labs/web2019
83 lines
3.3 KiB
JavaScript
83 lines
3.3 KiB
JavaScript
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const ipv4 = (params) => {
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const ipv4WithMaskPattern = /^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\/(0|1[0-9]|2[0-9]|3[0-2]|[0-9])$/;
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return (text) => {
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return ipv4WithMaskPattern.test(text);
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}
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}
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const ipv6 = (params) => {
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const ipv6WithMaskPattern = /(^\s*((([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]))\s*$)|(^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(\/(\d{1,2}|1[0-1]\d|12[0-8]))(%.+)?\s*$)/;
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return (text) => {
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return ipv6WithMaskPattern.test(text);
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}
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}
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const hostname = (params) => {
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const maxHostnameLength = 253;
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const maxLabelLength = 63;
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const labelRegex = /^[a-zA-Z0-9]([a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?$/;
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return (text) => {
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if (text.length > maxHostnameLength) {
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return false;
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}
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const labels = text.split('.');
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for (const label of labels) {
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if (label.length < 1 || label.length > maxLabelLength) {
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return false;
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}
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if (!labelRegex.test(label)) {
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return false;
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}
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}
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return true;
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}
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}
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const ipv4OrHost = (params) => {
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const hostnameLocal = hostname(params);
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const ipv4Local = ipv4(params);
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return (text) => {
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return ipv4Local(text) || hostnameLocal(text);
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}
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}
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const ipv4or6 = (params) => {
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const ipv4Local = ipv4(params);
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const ipv6Local = ipv6(params);
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return (text) => {
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return ipv4Local(text) || ipv6Local(text);
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}
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}
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const frequency = (params) => {
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const factors = {
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"mhz": 1e6,
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"khz": 1e3,
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"hz": 1e1,
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"ghz": 1e9,
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};
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return (text) => {
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const splited = text.split(/(\s+)/);
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const numerator = parseFloat(splited[0]);
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if (splited.length !== 3 || isNaN(numerator)) return false;
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const factor = factors[splited[2].toLowerCase()];
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if (!factor) return false;
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const realFreq = factor * numerator;
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return realFreq >= (params.min || 10*factors.mhz) && realFreq <= (params.max || 1*factors.ghz);
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}
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}
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export const Validation = {
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ipv4: ipv4,
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ipv6: ipv6,
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ipv4or6: ipv4or6,
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hostname: hostname,
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ipv4OrHost: ipv4OrHost,
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frequency: frequency
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}; |