53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
const jwt = require('jsonwebtoken');
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class JwtAuth{
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constructor(JWTSecretKey){
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this.JWTSecretKey = JWTSecretKey;
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this.blacklist = [];
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}
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generateJWT(payload, settings, secretKey = this.JWTSecretKey) {
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return jwt.sign(payload, secretKey, settings);
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}
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verifyJWT(token, secretKey = this.JWTSecretKey) {
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if(this.blacklist.includes(token)) return { valid: false, message: "Token is blacklisted." };
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return jwt.verify(token, secretKey);
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}
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decodeJWT(token) {
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if(this.blacklist.includes(token)) return { valid: false, message: "Token is blacklisted." };
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return jwt.decode(token);
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}
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getJWTExpirationDate(token) {
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if(this.blacklist.includes(token)) return { valid: false, message: "Token is blacklisted." };
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const decoded = this.decodeJWT(token);
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return decoded.exp;
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}
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isJWTExpired(token) {
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if(this.blacklist.includes(token)) return { valid: false, message: "Token is blacklisted." };
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const expirationDate = this.getJWTExpirationDate(token);
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return expirationDate < Date.now();
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}
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refreshJWT(token, settings, secretKey = this.JWTSecretKey) {
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if(this.blacklist.includes(token)) return { valid: false, message: "Token is blacklisted." };
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const decoded = this.verifyJWT(token, secretKey);
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const newToken = this.generateJWT(decoded, settings, secretKey);
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return newToken;
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}
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async BlackListJWT(token) {
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//check if token is already blacklisted
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if (this.blacklist.includes(token)) {
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return { valid: false, message: "Token is already blacklisted." };
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}
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//add token to blacklist
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this.blacklist.push(token);
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return { valid: true, message: "Token successfully blacklisted."};
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}
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}
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module.exports = JwtAuth; |