fork from 1.3

FreeSR.Database.Account/Util/AccountTokenUtil.cs

@@ -0,0 +1,37 @@
+namespace FreeSR.Database.Account.Util
+{
+    using FreeSR.Database.Account.Model;
+
+    public static class AccountTokenUtil
+    {
+        private const int AccountTokenLength = 128;
+        private const string TokenCharacters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+
+        private static Random s_random;
+
+        static AccountTokenUtil()
+        {
+            s_random = new Random();
+        }
+
+        public static string Generate()
+        {
+            var token = "";
+
+            for (int i = 0; i < AccountTokenLength; i++)
+            {
+                token += TokenCharacters[s_random.Next(TokenCharacters.Length)];
+            }
+
+            return token;
+        }
+
+        public static bool Verify(AccountModel accountModel, string clientToken)
+        {
+            if (accountModel == null)
+                return false;
+
+            return string.Equals(accountModel.Token, clientToken);
+        }
+    }
+}