From efe8c8640908a4a761b754b1a24a3a32c918320d Mon Sep 17 00:00:00 2001
From: David Ducatel <david.ducatel@3ds.com>
Date: Thu, 6 Jun 2019 10:28:39 +0200
Subject: [PATCH] #211 Add `urlencoded_filename` token in custom URL provider

---
 src/GitLink/GitLink.csproj                 |  3 +++
 src/GitLink/Linker.cs                      | 14 +++++++++++---
 src/GitLink/Providers/CustomUrlProvider.cs |  9 ++++++---
 3 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/src/GitLink/GitLink.csproj b/src/GitLink/GitLink.csproj
index 9609148..2af0dfb 100644
--- a/src/GitLink/GitLink.csproj
+++ b/src/GitLink/GitLink.csproj
@@ -26,4 +26,7 @@
   <ItemGroup>
     <Content Include="Logo.ico" />
   </ItemGroup>
+  <ItemGroup>
+    <Reference Include="System.Web" />
+  </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/src/GitLink/Linker.cs b/src/GitLink/Linker.cs
index 9ab86fc..e607514 100644
--- a/src/GitLink/Linker.cs
+++ b/src/GitLink/Linker.cs
@@ -12,6 +12,7 @@ namespace GitLink
     using System.IO;
     using System.Linq;
     using System.Reflection;
+    using System.Web;
     using Catel;
     using Catel.Logging;
     using GitTools;
@@ -28,6 +29,7 @@ public static class Linker
         private static readonly ILog Log = LogManager.GetCurrentClassLogger();
 
         private static readonly string FilenamePlaceholder = Uri.EscapeUriString("{filename}");
+        private static readonly string UrlEncodedFileNamePlaceHolder = Uri.EscapeUriString("{urlencoded_filename}");
         private static readonly string RevisionPlaceholder = Uri.EscapeUriString("{revision}");
         private static readonly string PdbStrExePath = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "pdbstr.exe");
         private static readonly string[] ExtensionsToIgnore = new string[] { ".g.cs" };
@@ -170,9 +172,9 @@ public static class Linker
                 }
 
                 string rawUrl = provider.RawGitUrl;
-                if (rawUrl.Contains(RevisionPlaceholder) || rawUrl.Contains(FilenamePlaceholder))
+                if (rawUrl.Contains(RevisionPlaceholder) || rawUrl.Contains(FilenamePlaceholder) || rawUrl.Contains(UrlEncodedFileNamePlaceHolder))
                 {
-                    if (!rawUrl.Contains(RevisionPlaceholder) || !rawUrl.Contains(FilenamePlaceholder))
+                    if (!rawUrl.Contains(RevisionPlaceholder) || !(rawUrl.Contains(FilenamePlaceholder) || rawUrl.Contains(UrlEncodedFileNamePlaceHolder)))
                     {
                         Log.Error("Supplied custom URL pattern must contain both a revision and a filename placeholder.");
                         return false;
@@ -180,7 +182,8 @@ public static class Linker
 
                     rawUrl = rawUrl
                         .Replace(RevisionPlaceholder, "{0}")
-                        .Replace(FilenamePlaceholder, "%var2%");
+                        .Replace(FilenamePlaceholder, "%var2%")
+                        .Replace(UrlEncodedFileNamePlaceHolder, "%var2%");
                 }
                 else
                 {
@@ -217,6 +220,11 @@ public static class Linker
                     if (sourceFile.Value != null)
                     {
                         var relativePathForUrl = ReplaceSlashes(provider, sourceFile.Value);
+                        if (provider.RawGitUrl.Contains(UrlEncodedFileNamePlaceHolder))
+                        {
+                            relativePathForUrl = HttpUtility.UrlEncode(relativePathForUrl);
+                        }
+
                         srcSrvContext.Paths.Add(Tuple.Create(sourceFile.Key, relativePathForUrl));
                     }
                 }
diff --git a/src/GitLink/Providers/CustomUrlProvider.cs b/src/GitLink/Providers/CustomUrlProvider.cs
index 07b1cbd..eb1898d 100644
--- a/src/GitLink/Providers/CustomUrlProvider.cs
+++ b/src/GitLink/Providers/CustomUrlProvider.cs
@@ -12,6 +12,7 @@ namespace GitLink.Providers
     public sealed class CustomUrlProvider : ProviderBase
     {
         private const string FileNamePlaceHolder = "{filename}";
+        private const string UrlEncodedFileNamePlaceHolder = "{urlencoded_filename}";
         private const string RevisionPlaceHolder = "{revision}";
         private static readonly Regex HostingUrlPattern = new Regex(@"https?://.+");
 
@@ -27,14 +28,16 @@ public CustomUrlProvider()
         public override bool Initialize(string url)
         {
             if (string.IsNullOrEmpty(url) || !HostingUrlPattern.IsMatch(url) ||
-               (!url.Contains(FileNamePlaceHolder) && !url.Contains(RevisionPlaceHolder)))
+               (!(url.Contains(FileNamePlaceHolder) || url.Contains(UrlEncodedFileNamePlaceHolder)) &&
+               !url.Contains(RevisionPlaceHolder)))
             {
                 return false;
             }
 
-            if (url.Contains(FileNamePlaceHolder))
+            if (url.Contains(FileNamePlaceHolder) || url.Contains(UrlEncodedFileNamePlaceHolder))
             {
-                _rawUrl = url.Replace(FileNamePlaceHolder, "%var2%");
+                _rawUrl = url.Replace(FileNamePlaceHolder, "%var2%")
+                            .Replace(UrlEncodedFileNamePlaceHolder, "%var2%");
             }
 
             if (url.Contains(RevisionPlaceHolder))