Added searchEngine support in Newznab/Torznab caps

src/NzbDrone.Core.Test/IndexerTests/NewznabTests/NewznabCapabilitiesProviderFixture.cs

@@ -97,5 +97,28 @@ namespace NzbDrone.Core.Test.IndexerTests.NewznabTests
 
             ExceptionVerification.ExpectedErrors(1);
         }
+
+        [Test]
+        public void should_use_default_searchengine_if_missing()
+        {
+            GivenCapsResponse(_caps);
+
+            var caps = Subject.GetCapabilities(_settings);
+
+            caps.TextSearchEngine.Should().Be("sphinx");
+            caps.TvTextSearchEngine.Should().Be("sphinx");
+        }
+
+        [Test]
+        public void should_use_specified_searchengine()
+        {
+            GivenCapsResponse(_caps.Replace("<search ", "<search searchEngine=\"raw\" ")
+                                   .Replace("<tv-search ", "<tv-search searchEngine=\"raw2\" "));
+
+            var caps = Subject.GetCapabilities(_settings);
+
+            caps.TextSearchEngine.Should().Be("raw");
+            caps.TvTextSearchEngine.Should().Be("raw2");
+        }
     }
 }

src/NzbDrone.Core/Indexers/Newznab/NewznabCapabilities.cs

@@ -9,6 +9,8 @@ namespace NzbDrone.Core.Indexers.Newznab
         public string[] SupportedSearchParameters { get; set; }
         public string[] SupportedTvSearchParameters { get; set; }
         public bool SupportsAggregateIdSearch { get; set; }
+        public string TextSearchEngine { get; set; }
+        public string TvTextSearchEngine { get; set; }
         public List<NewznabCategory> Categories { get; set; }
 
         public NewznabCapabilities()
@@ -18,6 +20,8 @@ namespace NzbDrone.Core.Indexers.Newznab
             SupportedSearchParameters = new[] { "q" };
             SupportedTvSearchParameters = new[] { "q", "rid", "season", "ep" }; // This should remain 'rid' for older newznab installs.
             SupportsAggregateIdSearch = false;
+            TextSearchEngine = "sphinx";    // This should remain 'sphinx' for odler newznab installs
+            TvTextSearchEngine = "sphinx";  // This should remain 'sphinx' for odler newznab installs
             Categories = new List<NewznabCategory>();
         }
     }

src/NzbDrone.Core/Indexers/Newznab/NewznabCapabilitiesProvider.cs

@@ -120,21 +120,29 @@ namespace NzbDrone.Core.Indexers.Newznab
                 {
                     capabilities.SupportedSearchParameters = null;
                 }
-                else if (xmlBasicSearch.Attribute("supportedParams") != null)
+                else
+                {
+                    if (xmlBasicSearch.Attribute("supportedParams") != null)
                     {
                         capabilities.SupportedSearchParameters = xmlBasicSearch.Attribute("supportedParams").Value.Split(',');
                     }
+                    capabilities.TextSearchEngine = xmlBasicSearch.Attribute("searchEngine")?.Value ?? capabilities.TextSearchEngine;
+                }
 
                 var xmlTvSearch = xmlSearching.Element("tv-search");
                 if (xmlTvSearch == null || xmlTvSearch.Attribute("available").Value != "yes")
                 {
                     capabilities.SupportedTvSearchParameters = null;
                 }
-                else if (xmlTvSearch.Attribute("supportedParams") != null)
+                else
+                {
+                    if (xmlTvSearch.Attribute("supportedParams") != null)
                     {
                         capabilities.SupportedTvSearchParameters = xmlTvSearch.Attribute("supportedParams").Value.Split(',');
                         capabilities.SupportsAggregateIdSearch = true;
                     }
+                    capabilities.TvTextSearchEngine = xmlTvSearch.Attribute("searchEngine")?.Value ?? capabilities.TvTextSearchEngine;
+                }
             }
 
             var xmlCategories = xmlRoot.Element("categories");

src/NzbDrone.Core/Indexers/Newznab/NewznabRequestGenerator.cs

@@ -121,6 +121,26 @@ namespace NzbDrone.Core.Indexers.Newznab
             }
         }
 
+        private string TextSearchEngine
+        {
+            get
+            {
+                var capabilities = _capabilitiesProvider.GetCapabilities(Settings);
+
+                return capabilities.TextSearchEngine;
+            }
+        }
+
+        private string TvTextSearchEngine
+        {
+            get
+            {
+                var capabilities = _capabilitiesProvider.GetCapabilities(Settings);
+
+                return capabilities.TvTextSearchEngine;
+            }
+        }
+
         public virtual IndexerPageableRequestChain GetRecentRequests()
         {
             var pageableRequests = new IndexerPageableRequestChain();
@@ -269,7 +289,8 @@ namespace NzbDrone.Core.Indexers.Newznab
 
             if (SupportsSearch)
             {
-                foreach (var queryTitle in searchCriteria.QueryTitles)
+                var queryTitles = (TextSearchEngine == "raw" ? searchCriteria.SceneTitles : searchCriteria.QueryTitles);
+                foreach (var queryTitle in queryTitles)
                 {
                     pageableRequests.Add(GetPagedRequests(MaxPages, Settings.AnimeCategories, "search",
                         string.Format("&q={0}+{1:00}",
@@ -373,7 +394,8 @@ namespace NzbDrone.Core.Indexers.Newznab
             }
             else if (SupportsTvSearch)
             {
-                foreach (var queryTitle in searchCriteria.QueryTitles)
+                var queryTitles = TvTextSearchEngine == "raw" ? searchCriteria.SceneTitles : searchCriteria.QueryTitles;
+                foreach (var queryTitle in queryTitles)
                 {
                     chain.Add(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
                         string.Format("&q={0}{1}",