fix: 微信登录补充保存username和role

node_modules/licia/rc4.js

@@ -0,0 +1,46 @@
+var base64 = require('./base64');
+var bytesToStr = require('./bytesToStr');
+var strToBytes = require('./strToBytes');
+exports = {
+    encrypt: function(key, str) {
+        return rc4(key, str, false);
+    },
+    decrypt: function(key, str) {
+        return rc4(key, str, true);
+    }
+};
+function rc4(key, str, decrypt) {
+    key = strToBytes(key);
+    if (!decrypt) {
+        str = strToBytes(str);
+    } else {
+        str = base64.decode(str);
+    }
+    var result = [];
+    var s = [];
+    var j = 0;
+    var i = 0;
+    var x;
+    for (i = 0; i < 256; i++) {
+        s[i] = i;
+    }
+    for (i = 0; i < 256; i++) {
+        j = (j + s[i] + key[i % key.length]) % 256;
+        x = s[i];
+        s[i] = s[j];
+        s[j] = x;
+    }
+    i = 0;
+    j = 0;
+    for (var y = 0, len = str.length; y < len; y++) {
+        i = (i + 1) % 256;
+        j = (j + s[i]) % 256;
+        x = s[i];
+        s[i] = s[j];
+        s[j] = x;
+        result.push(str[y] ^ s[(s[i] + s[j]) % 256]);
+    }
+    return !decrypt ? base64.encode(result) : bytesToStr(result);
+}
+
+module.exports = exports;