1 files changed, 148 insertions, 0 deletions
diff --git a/SocketHttpListener/Net/ListenerPrefix.cs b/SocketHttpListener/Net/ListenerPrefix.cs
new file mode 100644
index 000000000..2c314da50
--- /dev/null
+++ b/SocketHttpListener/Net/ListenerPrefix.cs
@@ -0,0 +1,148 @@
+using System;
+using System.Net;
+using MediaBrowser.Model.Net;
+
+namespace SocketHttpListener.Net
+{
+    sealed class ListenerPrefix
+    {
+        string original;
+        string host;
+        ushort port;
+        string path;
+        bool secure;
+        IpAddressInfo[] addresses;
+        public HttpListener Listener;
+
+        public ListenerPrefix(string prefix)
+        {
+            this.original = prefix;
+            Parse(prefix);
+        }
+
+        public override string ToString()
+        {
+            return original;
+        }
+
+        public IpAddressInfo[] Addresses
+        {
+            get { return addresses; }
+            set { addresses = value; }
+        }
+        public bool Secure
+        {
+            get { return secure; }
+        }
+
+        public string Host
+        {
+            get { return host; }
+        }
+
+        public int Port
+        {
+            get { return (int)port; }
+        }
+
+        public string Path
+        {
+            get { return path; }
+        }
+
+        // Equals and GetHashCode are required to detect duplicates in HttpListenerPrefixCollection.
+        public override bool Equals(object o)
+        {
+            ListenerPrefix other = o as ListenerPrefix;
+            if (other == null)
+                return false;
+
+            return (original == other.original);
+        }
+
+        public override int GetHashCode()
+        {
+            return original.GetHashCode();
+        }
+
+        void Parse(string uri)
+        {
+            ushort default_port = 80;
+            if (uri.StartsWith("https://"))
+            {
+                default_port = 443;
+                secure = true;
+            }
+
+            int length = uri.Length;
+            int start_host = uri.IndexOf(':') + 3;
+            if (start_host >= length)
+                throw new ArgumentException("No host specified.");
+
+            int colon = uri.IndexOf(':', start_host, length - start_host);
+            int root;
+            if (colon > 0)
+            {
+                host = uri.Substring(start_host, colon - start_host);
+                root = uri.IndexOf('/', colon, length - colon);
+                port = (ushort)Int32.Parse(uri.Substring(colon + 1, root - colon - 1));
+                path = uri.Substring(root);
+            }
+            else
+            {
+                root = uri.IndexOf('/', start_host, length - start_host);
+                host = uri.Substring(start_host, root - start_host);
+                port = default_port;
+                path = uri.Substring(root);
+            }
+            if (path.Length != 1)
+                path = path.Substring(0, path.Length - 1);
+        }
+
+        public static void CheckUri(string uri)
+        {
+            if (uri == null)
+                throw new ArgumentNullException("uriPrefix");
+
+            if (!uri.StartsWith("http://") && !uri.StartsWith("https://"))
+                throw new ArgumentException("Only 'http' and 'https' schemes are supported.");
+
+            int length = uri.Length;
+            int start_host = uri.IndexOf(':') + 3;
+            if (start_host >= length)
+                throw new ArgumentException("No host specified.");
+
+            int colon = uri.IndexOf(':', start_host, length - start_host);
+            if (start_host == colon)
+                throw new ArgumentException("No host specified.");
+
+            int root;
+            if (colon > 0)
+            {
+                root = uri.IndexOf('/', colon, length - colon);
+                if (root == -1)
+                    throw new ArgumentException("No path specified.");
+
+                try
+                {
+                    int p = Int32.Parse(uri.Substring(colon + 1, root - colon - 1));
+                    if (p <= 0 || p >= 65536)
+                        throw new Exception();
+                }
+                catch
+                {
+                    throw new ArgumentException("Invalid port.");
+                }
+            }
+            else
+            {
+                root = uri.IndexOf('/', start_host, length - start_host);
+                if (root == -1)
+                    throw new ArgumentException("No path specified.");
+            }
+
+            if (uri[uri.Length - 1] != '/')
+                throw new ArgumentException("The prefix must end with '/'");
+        }
+    }
+}