erai-raws: add details link (#11793) resolves #11750

src/Jackett.Common/Indexers/EraiRaws.cs

@@ -147,12 +147,15 @@ namespace Jackett.Common.Indexers
                     continue;
                 }
 
-                if (releaseInfo.Link == null)
+                if (releaseInfo.MagnetLink == null)
                 {
                     logger.Warn($"Failed to parse {DisplayName} RSS feed item '{fi.Title}' due to malformed link URI.");
                     continue;
                 }
 
+                // Run the title parser for the details link
+                releaseInfo.DetailsLink = new Uri(string.Format("{0}anime-list/{1}", SiteLink, titleParser.GetUrlSlug(releaseInfo.Title)));
+
                 // If enabled, perform detailed title parsing
                 if (IsTitleDetailParsingEnabled)
                 {
@@ -181,8 +184,9 @@ namespace Jackett.Common.Indexers
                 yield return new ReleaseInfo
                 {
                     Title = string.Concat(fi.Title, " - ", fi.Quality),
-                    Guid = fi.Link,
-                    MagnetUri = fi.Link,
+                    Guid = fi.MagnetLink,
+                    MagnetUri = fi.MagnetLink,
+                    Details = fi.DetailsLink,
                     PublishDate = fi.PublishDate.Value.ToLocalTime().DateTime,
                     Category = MapTrackerCatToNewznab("1"),
 
@@ -278,7 +282,7 @@ namespace Jackett.Common.Indexers
 
                 if (Uri.TryCreate(feedItem.Link, UriKind.Absolute, out Uri magnetUri))
                 {
-                    Link = magnetUri;
+                    MagnetLink = magnetUri;
                 }
 
                 if (DateTimeOffset.TryParse(feedItem.PublishDate, out DateTimeOffset publishDate))
@@ -302,7 +306,9 @@ namespace Jackett.Common.Indexers
 
             public string Title { get; set; }
 
-            public Uri Link { get; }
+            public Uri MagnetLink { get; }
+
+            public Uri DetailsLink { get; set; }
 
             public DateTimeOffset? PublishDate { get; }
         }
@@ -321,6 +327,8 @@ namespace Jackett.Common.Indexers
                 { " – (?<detail>[0-9]+) ", " – " } // "<title> – <episode> ..." - NOT A HYPHEN!
             };
 
+            private const string TITLE_URL_SLUG_REGEX = @"^(?<url_slug>.+) –";
+
             public string Parse(string title)
             {
                 var results = SearchTitleForDetails(title, new Dictionary<string, Dictionary<string, string>> {
@@ -353,6 +361,25 @@ namespace Jackett.Common.Indexers
                 ).Trim();
             }
 
+            public string GetUrlSlug(string title)
+            {
+                var match = Regex.Match(title, TITLE_URL_SLUG_REGEX, RegexOptions.IgnoreCase, TimeSpan.FromSeconds(0.5));
+                if (!match.Success)
+                {
+                    return null;
+                }
+
+                var urlSlug = match.Groups["url_slug"].Value.ToLowerInvariant();
+                urlSlug = Regex.Replace(urlSlug, "[^a-zA-Z0-9]", "-");
+                urlSlug = urlSlug.Trim('-');
+                while (urlSlug.Contains("--"))
+                {
+                    urlSlug = urlSlug.Replace("--", "-");
+                }
+
+                return urlSlug;
+            }
+
             private static (string strippedTitle, Dictionary<string, string> details) SearchTitleForDetails(string title, Dictionary<string, Dictionary<string, string>> definition)
             {
                 Dictionary<string, string> details = new Dictionary<string, string>();
@@ -370,7 +397,7 @@ namespace Jackett.Common.Indexers
             {
                 foreach (var srp in searchReplacePatterns)
                 {
-                    var match = Regex.Match(title, srp.Key, RegexOptions.IgnoreCase, TimeSpan.FromMilliseconds(0.5));
+                    var match = Regex.Match(title, srp.Key, RegexOptions.IgnoreCase, TimeSpan.FromSeconds(0.5));
                     if (match.Success)
                     {
                         string detail = match.Groups["detail"].Value;

src/Jackett.Test/Common/Indexers/EraiRawsTests.cs

@@ -15,6 +15,13 @@ namespace Jackett.Test.Common.Indexers
             var titleParser = new EraiRaws.TitleParser();
             return titleParser.Parse(title);
         }
+
+        [TestCaseSource(typeof(UrlSlugTestData), nameof(UrlSlugTestData.TestCases))]
+        public string TestTitleParsing_GetUrlSlug(string title)
+        {
+            var titleParser = new EraiRaws.TitleParser();
+            return titleParser.GetUrlSlug(title);
+        }
     }
 
     public class TitleParserTestData
@@ -31,4 +38,21 @@ namespace Jackett.Test.Common.Indexers
             }
         }
     }
+
+    public class UrlSlugTestData
+    {
+        public static IEnumerable TestCases
+        {
+            get
+            {
+                yield return new TestCaseData("Tokyo Revengers – 02").Returns("tokyo-revengers");
+                yield return new TestCaseData("Mairimashita! Iruma-kun 2nd Season – 01").Returns("mairimashita-iruma-kun-2nd-season");
+                yield return new TestCaseData("Seijo no Maryoku wa Bannou Desu – 02 v2 (Multi)").Returns("seijo-no-maryoku-wa-bannou-desu");
+                yield return new TestCaseData("Yuukoku no Moriarty Part 2 – 01 (Multi)").Returns("yuukoku-no-moriarty-part-2");
+                yield return new TestCaseData("Maou-sama Retry! – 12 END ").Returns("maou-sama-retry");
+                yield return new TestCaseData("Baki (2018) – 01 ~ 26 ").Returns("baki-2018");
+                yield return new TestCaseData("Free!: Dive to the Future – 01 ~ 26 ").Returns("free-dive-to-the-future");
+            }
+        }
+    }
 }