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-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;
-}