Feat #517 new VMess/VLESS ShareLink format get and parse

Netch/Utils/ShareLink.cs

@@ -3,106 +3,16 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Text;
+using Netch.Models;
 using Netch.Servers.Shadowsocks;
 using Netch.Servers.Shadowsocks.Models;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
-using Server = Netch.Models.Server;
 
 namespace Netch.Utils
 {
     public static class ShareLink
     {
-        #region Utils
-
-        /// <summary>
-        ///		URL 传输安全的 Base64 解码
-        /// </summary>
-        /// <param name="text">需要解码的字符串</param>
-        /// <returns>解码后的字符串</returns>
-        public static string URLSafeBase64Decode(string text)
-        {
-            return Encoding.UTF8.GetString(Convert.FromBase64String(text.Replace("-", "+").Replace("_", "/").PadRight(text.Length + (4 - text.Length % 4) % 4, '=')));
-        }
-
-        /// <summary>
-        /// URL 传输安全的 Base64 加密
-        /// </summary>
-        /// <param name="text">需要加密的字符串</param>
-        /// <returns>加密后的字符串</returns>
-        public static string URLSafeBase64Encode(string text)
-        {
-            return Convert.ToBase64String(Encoding.UTF8.GetBytes(text)).Replace("+", "-").Replace("/", "_").Replace("=", "");
-        }
-
-        private static string RemoveEmoji(string text)
-        {
-            byte[] emojiBytes = {240, 159};
-            var remark = Encoding.UTF8.GetBytes(text);
-            var startIndex = 0;
-            while (remark.Length > startIndex + 1 && remark[startIndex] == emojiBytes[0] && remark[startIndex + 1] == emojiBytes[1])
-                startIndex += 4;
-            return Encoding.UTF8.GetString(remark.Skip(startIndex).ToArray()).Trim();
-        }
-
-
-        public static string UnBase64String(string value)
-        {
-            if (string.IsNullOrEmpty(value))
-            {
-                return "";
-            }
-
-            var bytes = Convert.FromBase64String(value);
-            return Encoding.UTF8.GetString(bytes);
-        }
-
-        public static string ToBase64String(string value)
-        {
-            if (string.IsNullOrEmpty(value))
-            {
-                return "";
-            }
-
-            var bytes = Encoding.UTF8.GetBytes(value);
-            return Convert.ToBase64String(bytes);
-        }
-
-        public static Dictionary<string, string> ParseParam(string paramStr)
-        {
-            var paramsDict = new Dictionary<string, string>();
-            var obfsParams = paramStr.Split('&');
-            foreach (var p in obfsParams)
-            {
-                if (p.IndexOf('=') > 0)
-                {
-                    var index = p.IndexOf('=');
-                    var key = p.Substring(0, index);
-                    var val = p.Substring(index + 1);
-                    paramsDict[key] = val;
-                }
-            }
-
-            return paramsDict;
-        }
-
-        public static IEnumerable<string> GetLines(this string str, bool removeEmptyLines = true)
-        {
-            using var sr = new StringReader(str);
-            string line;
-            while ((line = sr.ReadLine()) != null)
-            {
-                if (removeEmptyLines && string.IsNullOrWhiteSpace(line))
-                {
-                    continue;
-                }
-
-                yield return line;
-            }
-        }
-
-        #endregion
-
         public static string GetShareLink(Server server)
         {
             return ServerHelper.GetUtilByTypeName(server.Type).GetShareLink(server);
@@ -137,9 +47,7 @@ namespace Netch.Utils
             catch (JsonReaderException)
             {
                 foreach (var line in text.GetLines())
-                {
                     list.AddRange(ParseUri(line));
-                }
             }
             catch (Exception e)
             {
@@ -168,13 +76,9 @@ namespace Netch.Utils
                     var scheme = GetUriScheme(text);
                     var util = ServerHelper.GetUtilByUriScheme(scheme);
                     if (util != null)
-                    {
                         list.AddRange(util.ParseUri(text));
-                    }
                     else
-                    {
                         Logging.Warning($"无法处理 {scheme} 协议订阅链接");
-                    }
                 }
             }
             catch (Exception e)
@@ -183,14 +87,13 @@ namespace Netch.Utils
             }
 
             foreach (var node in list)
-            {
-                node.Remark = RemoveEmoji(node.Remark);
-            }
+                if (!node.Remark.IsNullOrWhiteSpace())
+                    node.Remark = RemoveEmoji(node.Remark);
 
             return list.Where(s => s != null);
         }
 
-        private static string GetUriScheme(string text)
+        public static string GetUriScheme(string text)
         {
             var endIndex = text.IndexOf("://", StringComparison.Ordinal);
             if (endIndex == -1)
@@ -206,19 +109,13 @@ namespace Netch.Utils
 
                 var NetchLink = (JObject) JsonConvert.DeserializeObject(URLSafeBase64Decode(text));
                 if (NetchLink == null)
-                {
                     return null;
-                }
 
                 if (string.IsNullOrEmpty((string) NetchLink["Hostname"]))
-                {
                     return null;
-                }
 
                 if (!ushort.TryParse((string) NetchLink["Port"], out _))
-                {
                     return null;
-                }
 
                 var type = (string) NetchLink["Type"];
                 var s = ServerHelper.GetUtilByTypeName(type).ParseJObject(NetchLink);
@@ -236,5 +133,86 @@ namespace Netch.Utils
             var server = (Server) s.Clone();
             return "Netch://" + URLSafeBase64Encode(JsonConvert.SerializeObject(server, new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore}));
         }
+
+        #region Utils
+
+        /// <summary>
+        ///     URL 传输安全的 Base64 解码
+        /// </summary>
+        /// <param name="text">需要解码的字符串</param>
+        /// <returns>解码后的字符串</returns>
+        public static string URLSafeBase64Decode(string text)
+        {
+            return Encoding.UTF8.GetString(Convert.FromBase64String(text.Replace("-", "+").Replace("_", "/").PadRight(text.Length + (4 - text.Length % 4) % 4, '=')));
+        }
+
+        /// <summary>
+        ///     URL 传输安全的 Base64 加密
+        /// </summary>
+        /// <param name="text">需要加密的字符串</param>
+        /// <returns>加密后的字符串</returns>
+        public static string URLSafeBase64Encode(string text)
+        {
+            return Convert.ToBase64String(Encoding.UTF8.GetBytes(text)).Replace("+", "-").Replace("/", "_").Replace("=", "");
+        }
+
+        private static string RemoveEmoji(string text)
+        {
+            byte[] emojiBytes = {240, 159};
+            var remark = Encoding.UTF8.GetBytes(text);
+            var startIndex = 0;
+            while (remark.Length > startIndex + 1 && remark[startIndex] == emojiBytes[0] && remark[startIndex + 1] == emojiBytes[1])
+                startIndex += 4;
+            return Encoding.UTF8.GetString(remark.Skip(startIndex).ToArray()).Trim();
+        }
+
+        public static string UnBase64String(string value)
+        {
+            if (string.IsNullOrEmpty(value))
+                return "";
+
+            var bytes = Convert.FromBase64String(value);
+            return Encoding.UTF8.GetString(bytes);
+        }
+
+        public static string ToBase64String(string value)
+        {
+            if (string.IsNullOrEmpty(value))
+                return "";
+
+            var bytes = Encoding.UTF8.GetBytes(value);
+            return Convert.ToBase64String(bytes);
+        }
+
+        public static Dictionary<string, string> ParseParam(string paramStr)
+        {
+            var paramsDict = new Dictionary<string, string>();
+            var obfsParams = paramStr.Split('&');
+            foreach (var p in obfsParams)
+                if (p.IndexOf('=') > 0)
+                {
+                    var index = p.IndexOf('=');
+                    var key = p.Substring(0, index);
+                    var val = p.Substring(index + 1);
+                    paramsDict[key] = val;
+                }
+
+            return paramsDict;
+        }
+
+        public static IEnumerable<string> GetLines(this string str, bool removeEmptyLines = true)
+        {
+            using var sr = new StringReader(str);
+            string line;
+            while ((line = sr.ReadLine()) != null)
+            {
+                if (removeEmptyLines && string.IsNullOrWhiteSpace(line))
+                    continue;
+
+                yield return line;
+            }
+        }
+
+        #endregion
     }
 }