50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
import { Config } from "@fosscord/util";
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import "missing-native-js-functions";
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const reNUMBER = /[0-9]/g;
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const reUPPERCASELETTER = /[A-Z]/g;
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const reSYMBOLS = /[A-Z,a-z,0-9]/g;
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const blocklist: string[] = []; // TODO: update ones passwordblocklist is stored in db
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/*
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* https://en.wikipedia.org/wiki/Password_policy
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* password must meet following criteria, to be perfect:
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* - min <n> chars
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* - min <n> numbers
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* - min <n> symbols
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* - min <n> uppercase chars
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*
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* Returns: 0 > pw > 1
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*/
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export function checkPassword(password: string): number {
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const { minLength, minNumbers, minUpperCase, minSymbols } = Config.get().register.password;
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var strength = 0;
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// checks for total password len
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if (password.length >= minLength - 1) {
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strength += 0.25;
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}
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// checks for amount of Numbers
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if (password.count(reNUMBER) >= minNumbers - 1) {
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strength += 0.25;
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}
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// checks for amount of Uppercase Letters
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if (password.count(reUPPERCASELETTER) >= minUpperCase - 1) {
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strength += 0.25;
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}
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// checks for amount of symbols
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if (password.replace(reSYMBOLS, "").length >= minSymbols - 1) {
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strength += 0.25;
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}
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// checks if password only consists of numbers or only consists of chars
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if (password.length == password.count(reNUMBER) || password.length === password.count(reUPPERCASELETTER)) {
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strength = 0;
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}
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return strength;
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}
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