Merge pull request #2386 from umbraco/temp-U4-10824

U4-10824 Helper methods for adding filters to tours

src/Umbraco.Web/TourFilterResolver.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text.RegularExpressions;
+using Umbraco.Core;
 using Umbraco.Core.Logging;
 using Umbraco.Core.ObjectResolution;
 using Umbraco.Web.Models;
@@ -33,6 +35,39 @@ namespace Umbraco.Web
                 _instances.Add(filter);
         }
 
+        /// <summary>
+        /// Helper method for adding a filter by exact plugin name
+        /// </summary>
+        /// <param name="pluginName">Regex string used for matching</param>
+        public void AddFilterByPlugin(string pluginName)
+        {
+            pluginName = pluginName.EnsureStartsWith("^").EnsureEndsWith("$");
+            using (Resolution.Configuration)
+                _instances.Add(BackOfficeTourFilter.FilterPlugin(new Regex(pluginName, RegexOptions.IgnoreCase)));
+        }
+
+        /// <summary>
+        /// Helper method for adding a filter by exact file name
+        /// </summary>
+        /// <param name="file"></param>
+        public void AddFilterByFile(string file)
+        {
+            file = file.EnsureStartsWith("^").EnsureEndsWith("$");
+            using (Resolution.Configuration)
+                _instances.Add(BackOfficeTourFilter.FilterFile(new Regex(file, RegexOptions.IgnoreCase)));
+        }
+
+        /// <summary>
+        /// Helper method for adding a filter by exact tour alias
+        /// </summary>
+        /// <param name="alias"></param>
+        public void AddFilterByAlias(string alias)
+        {
+            alias = alias.EnsureStartsWith("^").EnsureEndsWith("$");
+            using (Resolution.Configuration)
+                _instances.Add(BackOfficeTourFilter.FilterAlias(new Regex(alias, RegexOptions.IgnoreCase)));
+        }
+
         /// <summary>
         /// Removes a filter instance
         /// </summary>