import type {Format, FormatDefinition} from "ajv" import type {FormatValidator, FormatCompare} from "ajv/dist/types" export type FormatMode = "fast" | "full" export type FormatName = | "date" | "time" | "date-time" | "duration" | "uri" | "uri-reference" | "uri-template" | "url" | "email" | "hostname" | "ipv4" | "ipv6" | "regex" | "uuid" | "json-pointer" | "json-pointer-uri-fragment" | "relative-json-pointer" | "byte" | "int32" | "int64" | "float" | "double" | "password" | "binary" export type DefinedFormats = { [key in FormatName]: Format } function fmtDef( validate: RegExp | FormatValidator, compare: FormatCompare ): FormatDefinition { return {validate, compare} } export const fullFormats: DefinedFormats = { // date: http://tools.ietf.org/html/rfc3339#section-5.6 date: fmtDef(date, compareDate), // date-time: http://tools.ietf.org/html/rfc3339#section-5.6 time: fmtDef(time, compareTime), "date-time": fmtDef(date_time, compareDateTime), // duration: https://tools.ietf.org/html/rfc3339#appendix-A duration: /^P(?!$)((\d+Y)?(\d+M)?(\d+D)?(T(?=\d)(\d+H)?(\d+M)?(\d+S)?)?|(\d+W)?)$/, uri, "uri-reference": /^(?:[a-z][a-z0-9+\-.]*:)?(?:\/?\/(?:(?:[a-z0-9\-._~!$&'()*+,;=:]|%[0-9a-f]{2})*@)?(?:\[(?:(?:(?:(?:[0-9a-f]{1,4}:){6}|::(?:[0-9a-f]{1,4}:){5}|(?:[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){4}|(?:(?:[0-9a-f]{1,4}:){0,1}[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){3}|(?:(?:[0-9a-f]{1,4}:){0,2}[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){2}|(?:(?:[0-9a-f]{1,4}:){0,3}[0-9a-f]{1,4})?::[0-9a-f]{1,4}:|(?:(?:[0-9a-f]{1,4}:){0,4}[0-9a-f]{1,4})?::)(?:[0-9a-f]{1,4}:[0-9a-f]{1,4}|(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?))|(?:(?:[0-9a-f]{1,4}:){0,5}[0-9a-f]{1,4})?::[0-9a-f]{1,4}|(?:(?:[0-9a-f]{1,4}:){0,6}[0-9a-f]{1,4})?::)|[Vv][0-9a-f]+\.[a-z0-9\-._~!$&'()*+,;=:]+)\]|(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?)|(?:[a-z0-9\-._~!$&'"()*+,;=]|%[0-9a-f]{2})*)(?::\d*)?(?:\/(?:[a-z0-9\-._~!$&'"()*+,;=:@]|%[0-9a-f]{2})*)*|\/(?:(?:[a-z0-9\-._~!$&'"()*+,;=:@]|%[0-9a-f]{2})+(?:\/(?:[a-z0-9\-._~!$&'"()*+,;=:@]|%[0-9a-f]{2})*)*)?|(?:[a-z0-9\-._~!$&'"()*+,;=:@]|%[0-9a-f]{2})+(?:\/(?:[a-z0-9\-._~!$&'"()*+,;=:@]|%[0-9a-f]{2})*)*)?(?:\?(?:[a-z0-9\-._~!$&'"()*+,;=:@/?]|%[0-9a-f]{2})*)?(?:#(?:[a-z0-9\-._~!$&'"()*+,;=:@/?]|%[0-9a-f]{2})*)?$/i, // uri-template: https://tools.ietf.org/html/rfc6570 "uri-template": /^(?:(?:[^\x00-\x20"'<>%\\^`{|}]|%[0-9a-f]{2})|\{[+#./;?&=,!@|]?(?:[a-z0-9_]|%[0-9a-f]{2})+(?::[1-9][0-9]{0,3}|\*)?(?:,(?:[a-z0-9_]|%[0-9a-f]{2})+(?::[1-9][0-9]{0,3}|\*)?)*\})*$/i, // For the source: https://gist.github.com/dperini/729294 // For test cases: https://mathiasbynens.be/demo/url-regex url: /^(?:https?|ftp):\/\/(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z0-9\u{00a1}-\u{ffff}]+-)*[a-z0-9\u{00a1}-\u{ffff}]+)(?:\.(?:[a-z0-9\u{00a1}-\u{ffff}]+-)*[a-z0-9\u{00a1}-\u{ffff}]+)*(?:\.(?:[a-z\u{00a1}-\u{ffff}]{2,})))(?::\d{2,5})?(?:\/[^\s]*)?$/iu, email: /^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$/i, hostname: /^(?=.{1,253}\.?$)[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?(?:\.[a-z0-9](?:[-0-9a-z]{0,61}[0-9a-z])?)*\.?$/i, // optimized https://www.safaribooksonline.com/library/view/regular-expressions-cookbook/9780596802837/ch07s16.html ipv4: /^(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?)$/, ipv6: /^((([0-9a-f]{1,4}:){7}([0-9a-f]{1,4}|:))|(([0-9a-f]{1,4}:){6}(:[0-9a-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-f]{1,4}:){5}(((:[0-9a-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-f]{1,4}:){4}(((:[0-9a-f]{1,4}){1,3})|((:[0-9a-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){3}(((:[0-9a-f]{1,4}){1,4})|((:[0-9a-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){2}(((:[0-9a-f]{1,4}){1,5})|((:[0-9a-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){1}(((:[0-9a-f]{1,4}){1,6})|((:[0-9a-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9a-f]{1,4}){1,7})|((:[0-9a-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))$/i, regex, // uuid: http://tools.ietf.org/html/rfc4122 uuid: /^(?:urn:uuid:)?[0-9a-f]{8}-(?:[0-9a-f]{4}-){3}[0-9a-f]{12}$/i, // JSON-pointer: https://tools.ietf.org/html/rfc6901 // uri fragment: https://tools.ietf.org/html/rfc3986#appendix-A "json-pointer": /^(?:\/(?:[^~/]|~0|~1)*)*$/, "json-pointer-uri-fragment": /^#(?:\/(?:[a-z0-9_\-.!$&'()*+,;:=@]|%[0-9a-f]{2}|~0|~1)*)*$/i, // relative JSON-pointer: http://tools.ietf.org/html/draft-luff-relative-json-pointer-00 "relative-json-pointer": /^(?:0|[1-9][0-9]*)(?:#|(?:\/(?:[^~/]|~0|~1)*)*)$/, // the following formats are used by the openapi specification: https://spec.openapis.org/oas/v3.0.0#data-types // byte: https://github.com/miguelmota/is-base64 byte, // signed 32 bit integer int32: {type: "number", validate: validateInt32}, // signed 64 bit integer int64: {type: "number", validate: validateInt64}, // C-type float float: {type: "number", validate: validateNumber}, // C-type double double: {type: "number", validate: validateNumber}, // hint to the UI to hide input strings password: true, // unchecked string payload binary: true, } export const fastFormats: DefinedFormats = { ...fullFormats, date: fmtDef(/^\d\d\d\d-[0-1]\d-[0-3]\d$/, compareDate), time: fmtDef( /^(?:[0-2]\d:[0-5]\d:[0-5]\d|23:59:60)(?:\.\d+)?(?:z|[+-]\d\d(?::?\d\d)?)?$/i, compareTime ), "date-time": fmtDef( /^\d\d\d\d-[0-1]\d-[0-3]\d[t\s](?:[0-2]\d:[0-5]\d:[0-5]\d|23:59:60)(?:\.\d+)?(?:z|[+-]\d\d(?::?\d\d)?)$/i, compareDateTime ), // uri: https://github.com/mafintosh/is-my-json-valid/blob/master/formats.js uri: /^(?:[a-z][a-z0-9+\-.]*:)(?:\/?\/)?[^\s]*$/i, "uri-reference": /^(?:(?:[a-z][a-z0-9+\-.]*:)?\/?\/)?(?:[^\\\s#][^\s#]*)?(?:#[^\\\s]*)?$/i, // email (sources from jsen validator): // http://stackoverflow.com/questions/201323/using-a-regular-expression-to-validate-an-email-address#answer-8829363 // http://www.w3.org/TR/html5/forms.html#valid-e-mail-address (search for 'wilful violation') email: /^[a-z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?(?:\.[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?)*$/i, } export const formatNames = Object.keys(fullFormats) as FormatName[] function isLeapYear(year: number): boolean { // https://tools.ietf.org/html/rfc3339#appendix-C return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0) } const DATE = /^(\d\d\d\d)-(\d\d)-(\d\d)$/ const DAYS = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31] function date(str: string): boolean { // full-date from http://tools.ietf.org/html/rfc3339#section-5.6 const matches: string[] | null = DATE.exec(str) if (!matches) return false const year: number = +matches[1] const month: number = +matches[2] const day: number = +matches[3] return ( month >= 1 && month <= 12 && day >= 1 && day <= (month === 2 && isLeapYear(year) ? 29 : DAYS[month]) ) } function compareDate(d1: string, d2: string): number | undefined { if (!(d1 && d2)) return undefined if (d1 > d2) return 1 if (d1 < d2) return -1 return 0 } const TIME = /^(\d\d):(\d\d):(\d\d)(\.\d+)?(z|[+-]\d\d(?::?\d\d)?)?$/i function time(str: string, withTimeZone?: boolean): boolean { const matches: string[] | null = TIME.exec(str) if (!matches) return false const hour: number = +matches[1] const minute: number = +matches[2] const second: number = +matches[3] const timeZone: string = matches[5] return ( ((hour <= 23 && minute <= 59 && second <= 59) || (hour === 23 && minute === 59 && second === 60)) && (!withTimeZone || timeZone !== "") ) } function compareTime(t1: string, t2: string): number | undefined { if (!(t1 && t2)) return undefined const a1 = TIME.exec(t1) const a2 = TIME.exec(t2) if (!(a1 && a2)) return undefined t1 = a1[1] + a1[2] + a1[3] + (a1[4] || "") t2 = a2[1] + a2[2] + a2[3] + (a2[4] || "") if (t1 > t2) return 1 if (t1 < t2) return -1 return 0 } const DATE_TIME_SEPARATOR = /t|\s/i function date_time(str: string): boolean { // http://tools.ietf.org/html/rfc3339#section-5.6 const dateTime: string[] = str.split(DATE_TIME_SEPARATOR) return dateTime.length === 2 && date(dateTime[0]) && time(dateTime[1], true) } function compareDateTime(dt1: string, dt2: string): number | undefined { if (!(dt1 && dt2)) return undefined const [d1, t1] = dt1.split(DATE_TIME_SEPARATOR) const [d2, t2] = dt2.split(DATE_TIME_SEPARATOR) const res = compareDate(d1, d2) if (res === undefined) return undefined return res || compareTime(t1, t2) } const NOT_URI_FRAGMENT = /\/|:/ const URI = /^(?:[a-z][a-z0-9+\-.]*:)(?:\/?\/(?:(?:[a-z0-9\-._~!$&'()*+,;=:]|%[0-9a-f]{2})*@)?(?:\[(?:(?:(?:(?:[0-9a-f]{1,4}:){6}|::(?:[0-9a-f]{1,4}:){5}|(?:[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){4}|(?:(?:[0-9a-f]{1,4}:){0,1}[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){3}|(?:(?:[0-9a-f]{1,4}:){0,2}[0-9a-f]{1,4})?::(?:[0-9a-f]{1,4}:){2}|(?:(?:[0-9a-f]{1,4}:){0,3}[0-9a-f]{1,4})?::[0-9a-f]{1,4}:|(?:(?:[0-9a-f]{1,4}:){0,4}[0-9a-f]{1,4})?::)(?:[0-9a-f]{1,4}:[0-9a-f]{1,4}|(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?))|(?:(?:[0-9a-f]{1,4}:){0,5}[0-9a-f]{1,4})?::[0-9a-f]{1,4}|(?:(?:[0-9a-f]{1,4}:){0,6}[0-9a-f]{1,4})?::)|[Vv][0-9a-f]+\.[a-z0-9\-._~!$&'()*+,;=:]+)\]|(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?)|(?:[a-z0-9\-._~!$&'()*+,;=]|%[0-9a-f]{2})*)(?::\d*)?(?:\/(?:[a-z0-9\-._~!$&'()*+,;=:@]|%[0-9a-f]{2})*)*|\/(?:(?:[a-z0-9\-._~!$&'()*+,;=:@]|%[0-9a-f]{2})+(?:\/(?:[a-z0-9\-._~!$&'()*+,;=:@]|%[0-9a-f]{2})*)*)?|(?:[a-z0-9\-._~!$&'()*+,;=:@]|%[0-9a-f]{2})+(?:\/(?:[a-z0-9\-._~!$&'()*+,;=:@]|%[0-9a-f]{2})*)*)(?:\?(?:[a-z0-9\-._~!$&'()*+,;=:@/?]|%[0-9a-f]{2})*)?(?:#(?:[a-z0-9\-._~!$&'()*+,;=:@/?]|%[0-9a-f]{2})*)?$/i function uri(str: string): boolean { // http://jmrware.com/articles/2009/uri_regexp/URI_regex.html + optional protocol + required "." return NOT_URI_FRAGMENT.test(str) && URI.test(str) } const BYTE = /^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$/gm function byte(str: string): boolean { BYTE.lastIndex = 0 return BYTE.test(str) } const MIN_INT32 = -(2 ** 31) const MAX_INT32 = 2 ** 31 - 1 function validateInt32(value: number): boolean { return Number.isInteger(value) && value <= MAX_INT32 && value >= MIN_INT32 } function validateInt64(value: number): boolean { // JSON and javascript max Int is 2**53, so any int that passes isInteger is valid for Int64 return Number.isInteger(value) } function validateNumber(): boolean { return true } const Z_ANCHOR = /[^\\]\\Z/ function regex(str: string): boolean { if (Z_ANCHOR.test(str)) return false try { new RegExp(str) return true } catch (e) { return false } }