Reinstate changes from merge

src/Jackett/Indexers/BaseIndexer.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Jackett.Models;
+using Newtonsoft.Json.Linq;
+using NLog;
+
+namespace Jackett.Indexers
+{
+    public abstract class BaseIndexer: IIndexer
+    {
+        public string DisplayDescription { get; private set; }
+        public string DisplayName { get; private set; }
+        public bool IsConfigured { get; protected set; }
+        public Uri SiteLink { get; private set; }
+        public bool RequiresRageIDLookupDisabled { get; private set; }
+
+        public abstract Task ApplyConfiguration(JToken configJson);
+        public abstract Task<byte[]> Download(Uri link);
+        public abstract Task<ConfigurationData> GetConfigurationForSetup();
+        public abstract void LoadFromSavedConfiguration(JToken jsonConfig);
+        public abstract Task<ReleaseInfo[]> PerformQuery(TorznabQuery query);
+
+        private Logger logger;
+
+        public BaseIndexer(string name, string description, Uri link, Logger logger)
+        {
+            DisplayName = name;
+            DisplayDescription = description;
+            SiteLink = link;
+            this.logger = logger;
+        }
+
+        protected void LogParseError(string results, Exception ex)
+        {
+            var fileName = string.Format("Error on {0} for {1}.txt", DateTime.Now.ToString("yyyyMMddHHmmss"), DisplayName);
+            var spacing = string.Join("", Enumerable.Repeat(Environment.NewLine, 5));
+            var fileContents = string.Format("{0}{1}{2}", ex, spacing, results);
+            logger.Error(fileName + fileContents);
+        }
+    }
+}