From 3bd4970d3797836aefb6fcf486e18fb77af35bed Mon Sep 17 00:00:00 2001
From: ibuler <ibuler@qq.com>
Date: Sun, 19 Jun 2016 10:24:53 +0800
Subject: [PATCH] Modify innet function

---
 init.lua | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/init.lua b/init.lua
index a82ed81..c8bbca0 100644
--- a/init.lua
+++ b/init.lua
@@ -252,8 +252,28 @@ end
 -- end
 
 function innet(ip, network)
-    matched = string.match(network, ip)
-    if match then
+    local star = ''
+    for i in string.gmatch(network, '%*') do
+        star = star..i
+    end
+
+    local ip = string.split(ip, '%.')
+    local network = string.split(network, '%.')
+    if ip == nil or network == nil then
+        return false
+    end
+
+    local ip_prefix = {}
+    local network_prefix = {}
+    for i=1, 4-string.len(star) do
+        ip_prefix[i] = ip[i]
+        network_prefix[i] = network[i]
+    end
+
+    ip_prefix = table.concat(ip_prefix, '.')
+    network_prefix = table.concat(network_prefix, '.')
+
+    if ip_prefix == network_prefix then
         return true
     else
         return false