jwt改为可安装模块

Readme.md

@@ -10,3 +10,14 @@
 npm install @gm5/jwt
 ```
 
+## 使用
+
+```js
+
+import Five from '@gm5/code'
+import jwt from '@gm5/jwt'
+
+var app = new Five()
+app.install(jwt)
+
+```

index.js

@@ -13,47 +13,50 @@ function hmac(str, secret) {
 }
 
 export default {
-  expires: 7 * 24 * 3600,
-  secret: 'this is secret key',
+  name: 'jwt',
+  install() {
+    var expires = this.get('session').ttl
+    var secret = this.get('jwt')
 
-  // 签名, 返回token
-  sign(data) {
-    // header: base64("{"typ":"JWT","alg":"HS256"}")
-    // 这里固定使用sha256,
-    var header = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9'
-    var { expires, secret } = this
+    return {
+      // 签名, 返回token
+      sign(data) {
+        // header: base64("{"typ":"JWT","alg":"HS256"}")
+        // 这里固定使用sha256,
+        var header = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9'
+        // 加入过期时间, 同session.ttl
+        var payload = { data, expires: Date.now() + expires * 1000 }
+        var auth_str = ''
 
-    // 加入过期时间, 同session.ttl
-    var payload = { data, expires: Date.now() + expires * 1000 }
-    var auth_str = ''
+        payload = JSON.stringify(payload)
+        payload = base64encode(payload, true)
+        auth_str = hmac(`${header}.${payload}`, secret)
 
-    payload = JSON.stringify(payload)
-    payload = base64encode(payload, true)
-    auth_str = hmac(`${header}.${payload}`, secret)
+        return [header, payload, auth_str].join('.')
+      },
 
-    return [header, payload, auth_str].join('.')
-  },
+      // 校验token
+      verify(token = '') {
+        var jwt = token.split('.')
+        var auth_str, payload
 
-  // 校验token
-  verify(token = '') {
-    var jwt = token.split('.')
-    var auth_str, payload
+        if (jwt.length !== 3) {
+          return false
+        }
+        auth_str = jwt.pop()
+        payload = JSON.parse(base64decode(jwt[1], true))
 
-    if (jwt.length !== 3) {
-      return false
+        // 如果已经过期, 则不再校验hash
+        if (payload.expires < Date.now()) {
+          return 'expired'
+        }
+
+        if (hmac(jwt.join('.'), secret) === auth_str) {
+          return payload.data
+        }
+
+        return false
+      }
     }
-    auth_str = jwt.pop()
-    payload = JSON.parse(base64decode(jwt[1], true))
-
-    // 如果已经过期, 则不再校验hash
-    if (payload.expires < Date.now()) {
-      return 'expired'
-    }
-
-    if (hmac(jwt.join('.'), this.secret) === auth_str) {
-      return payload.data
-    }
-
-    return false
   }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@gm5/jwt",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "type": "module",
   "description": "json web token",
   "main": "index.js",