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authorMadeline <46743919+MaddyUnderStars@users.noreply.github.com>2022-08-22 22:12:00 +1000
committerMadeline <46743919+MaddyUnderStars@users.noreply.github.com>2022-08-22 22:12:00 +1000
commitafefa5d64bd6cde7d6efa3a9a5a3ec67a6ca29a8 (patch)
tree07779150eba77c27bf75bc0c7890f4a3f976716e /api/src/util/utility/passwordStrength.ts
parentremoved char joiners as they are actually useful, added page break (diff)
parentMerge remote-tracking branch 'Puyodead1/patch/prettier-config' into staging (diff)
downloadserver-afefa5d64bd6cde7d6efa3a9a5a3ec67a6ca29a8.tar.xz
Merge remote-tracking branch 'upstream/staging' into fix/categoryNames
Diffstat (limited to 'api/src/util/utility/passwordStrength.ts')
-rw-r--r--api/src/util/utility/passwordStrength.ts60
1 files changed, 0 insertions, 60 deletions
diff --git a/api/src/util/utility/passwordStrength.ts b/api/src/util/utility/passwordStrength.ts
deleted file mode 100644

index 439700d0..00000000 --- a/api/src/util/utility/passwordStrength.ts +++ /dev/null
@@ -1,60 +0,0 @@ -import { Config } from "@fosscord/util"; -import "missing-native-js-functions"; - -const reNUMBER = /[0-9]/g; -const reUPPERCASELETTER = /[A-Z]/g; -const reSYMBOLS = /[A-Z,a-z,0-9]/g; - -const blocklist: string[] = []; // TODO: update ones passwordblocklist is stored in db -/* - * https://en.wikipedia.org/wiki/Password_policy - * password must meet following criteria, to be perfect: - * - min <n> chars - * - min <n> numbers - * - min <n> symbols - * - min <n> uppercase chars - * - shannon entropy folded into [0, 1) interval - * - * Returns: 0 > pw > 1 - */ -export function checkPassword(password: string): number { - const { minLength, minNumbers, minUpperCase, minSymbols } = Config.get().register.password; - var strength = 0; - - // checks for total password len - if (password.length >= minLength - 1) { - strength += 0.05; - } - - // checks for amount of Numbers - if (password.count(reNUMBER) >= minNumbers - 1) { - strength += 0.05; - } - - // checks for amount of Uppercase Letters - if (password.count(reUPPERCASELETTER) >= minUpperCase - 1) { - strength += 0.05; - } - - // checks for amount of symbols - if (password.replace(reSYMBOLS, "").length >= minSymbols - 1) { - strength += 0.05; - } - - // checks if password only consists of numbers or only consists of chars - if (password.length == password.count(reNUMBER) || password.length === password.count(reUPPERCASELETTER)) { - strength = 0; - } - - let entropyMap: { [key: string]: number } = {}; - for (let i = 0; i < password.length; i++) { - if (entropyMap[password[i]]) entropyMap[password[i]]++; - else entropyMap[password[i]] = 1; - } - - let entropies = Object.values(entropyMap); - - entropies.map(x => (x / entropyMap.length)); - strength += entropies.reduceRight((a: number, x: number) => a - (x * Math.log2(x))) / Math.log2(password.length); - return strength; -}