package foundation.token;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.Map;
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import org.json.JSONObject;
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import com.nimbusds.jose.JOSEObjectType;
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import com.nimbusds.jose.JWSAlgorithm;
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import com.nimbusds.jose.JWSHeader;
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import com.nimbusds.jose.JWSObject;
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import com.nimbusds.jose.JWSVerifier;
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import com.nimbusds.jose.Payload;
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import com.nimbusds.jose.crypto.MACSigner;
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import com.nimbusds.jose.crypto.MACVerifier;
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import foundation.server.config.Configer;
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import foundation.util.ContentBuilder;
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import foundation.util.Util;
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@SuppressWarnings("deprecation")
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public class UserToken {
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private static int OverMinute = 20;
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private static JWSHeader header;
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private static String secretKey;
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private String userId;
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private String onlineCode;
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private long createTime;
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private long expireTime;
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private String encrypted;
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private boolean valid;
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private boolean empty;
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static {
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OverMinute = Integer.parseInt(Configer.getString("tokenOverTime"));
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header = new JWSHeader(JWSAlgorithm.HS256, JOSEObjectType.JWT, null, null, null, null, null, null, null, null, null, null, null);
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secretKey = "kwq8a_B6WMqHOrEi-gFR5rRPmPL7qoShZJn0VFfXpXc1Yfw6BfVrliAP9C4";//Configer.getString("tokenSecretKey", "foundation");
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}
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public static UserToken getInstance(String token) {
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String encrypted = token;
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UserToken result = new UserToken();
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if (Util.isEmpty(encrypted)) {
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return result;
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}
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try {
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result.encrypted = encrypted;
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result.parse();
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}
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catch (Exception e) {
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result.userId = token;
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}
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return result;
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}
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public static UserToken getInstance(String userId, String onlineCode) {
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UserToken result = new UserToken();
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result.userId = userId;
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result.onlineCode = onlineCode;
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result.createTime = (new Date()).getTime();
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result.expireTime = result.createTime + 1000 * 60 * OverMinute;
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result.compile();
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return result;
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}
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private UserToken() {
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}
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private void parse() throws Exception {
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if (Util.isEmpty(encrypted)) {
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valid = false;
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}
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JWSObject jwsObject = JWSObject.parse(encrypted);
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Payload payload = jwsObject.getPayload();
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JWSVerifier verifier = new MACVerifier(secretKey.getBytes());
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if(!jwsObject.verify(verifier)) {
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throw new Exception("invalid token");
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}
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String value = payload.toString();
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JSONObject json = new JSONObject(value);
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if (json.has("userId")) {
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userId = json.getString("userId");
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}
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if (json.has("onlineCode")) {
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onlineCode = json.getString("onlineCode");
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}
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if (json.has("expiretime")) {
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expireTime = json.getLong("expiretime");
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}
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if (json.has("createtime")) {
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createTime = json.getLong("createtime");
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}
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}
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private void compile() {
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try {
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Map<String, Object> dataMap = new HashMap<String, Object>();
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dataMap.put("userId", userId);
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dataMap.put("onlineCode", String.valueOf(createTime));
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// dataMap.put("createtime", createTime);
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dataMap.put("expiretime", expireTime);
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//1.
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JSONObject jsonObject = new JSONObject(dataMap);
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byte[] bytes = jsonObject.toString().getBytes();
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Payload payload = new Payload(bytes);
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//2.
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JWSObject jwsObject = new JWSObject(header, payload);
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jwsObject.sign(new MACSigner(secretKey.getBytes()));
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//3.
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encrypted = jwsObject.serialize();
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valid = true;
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}
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catch (Exception e) {
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e.printStackTrace();
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}
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}
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public boolean validate() {
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if (Util.isEmpty(userId)) {
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return false;
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}
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long curTime = new Date().getTime();
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if (curTime > expireTime && expireTime != 0) {
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return false;
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}
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return true;
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}
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public String getContent() {
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return encrypted;
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}
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public boolean isValid() {
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return valid;
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}
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public boolean isEmpty() {
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return empty;
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}
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public String getUserId() {
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return userId;
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}
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public String getOnlineCode() {
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return onlineCode;
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}
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@Override
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public String toString() {
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ContentBuilder result = new ContentBuilder(", ");
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result.append("userId=" + userId);
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result.append("onlineCode=" + onlineCode);
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result.append("createTime=" + createTime);
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result.append("expireTime=" + expireTime);
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result.append("secretKey=" + secretKey);
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result.append("encrypted=" + encrypted);
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return result.toString();
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}
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public static void main(String[] args) {
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UserToken userToken = UserToken.getInstance("admin", "1234567890");
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System.out.println(userToken.getContent());
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}
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}
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