Merge pull request #222 from IvAlex1986/RedisDataInfoExtensions

Redis INFO parser was added to RedisDataInfoExtension

Author: mythz

src/ServiceStack.Redis/RedisDataInfoExtensions.cs

@@ -0,0 +1,75 @@
+using ServiceStack.Text;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace ServiceStack.Redis
+{
+    public static class RedisDataInfoExtensions
+    {
+        public static String ToJsonInfo(this RedisText redisText)
+        {
+            var source = redisText.GetResult();
+            return Parse(source);
+        }
+
+        #region Private
+
+        private static String Parse(String source)
+        {
+            var result = new Dictionary<String, Dictionary<String, String>>();
+            var section = new Dictionary<String, String>();
+
+            var rows = SplitRows(source);
+
+            foreach (var row in rows)
+            {
+                if (row.IndexOf("#", StringComparison.Ordinal) == 0)
+                {
+                    var name = ParseSection(row);
+                    section = new Dictionary<String, String>();
+                    result.Add(name, section);
+                }
+                else
+                {
+                    var pair = ParseKeyValue(row);
+                    if (pair.HasValue)
+                    {
+                        section.Add(pair.Value.Key, pair.Value.Value);
+                    }
+                }
+            }
+
+            return JsonSerializer.SerializeToString(result);
+        }
+
+        private static IEnumerable<String> SplitRows(String source)
+        {
+            return source.Split(new[] { "\r\n" }, StringSplitOptions.None).Where(n => !String.IsNullOrWhiteSpace(n));
+        }
+
+        private static String ParseSection(String source)
+        {
+            return (source.IndexOf("#", StringComparison.Ordinal) == 0)
+                ? source.Trim('#').Trim()
+                : String.Empty;
+        }
+
+        private static KeyValuePair<String, String>? ParseKeyValue(String source)
+        {
+            KeyValuePair<String, String>? result = null;
+
+            var devider = source.IndexOf(":", StringComparison.Ordinal);
+            if (devider > 0)
+            {
+                var name = source.Substring(0, devider);
+                var value = source.Substring(devider + 1);
+                result = new KeyValuePair<String, String>(name.Trim(), value.Trim());
+            }
+
+            return result;
+        }
+
+        #endregion Private
+    }
+}

src/ServiceStack.Redis/ServiceStack.Redis.csproj

@@ -148,6 +148,7 @@
     <Compile Include="BasicRedisClientManager.cs" />
     <Compile Include="BasicRedisClientManager.ICacheClient.cs" />
     <Compile Include="BasicRedisResolver.cs" />
+    <Compile Include="RedisDataInfoExtensions.cs" />
     <Compile Include="RedisResolver.cs" />
     <Compile Include="BufferPool.cs" />
     <Compile Include="Commands.cs" />