Add Properties VCPKG (#855)

* added properties

* changed download location parsing to sanitize better

* added more checks

---------

Co-authored-by: Amitla Vannikumar <[email protected]>

src/Microsoft.ComponentDetection.Contracts/TypedComponent/VcpkgComponent.cs

@@ -1,5 +1,6 @@
-namespace Microsoft.ComponentDetection.Contracts.TypedComponent;
+namespace Microsoft.ComponentDetection.Contracts.TypedComponent;
 
+using System.Linq;
 using PackageUrl;
 
 public class VcpkgComponent : TypedComponent
@@ -20,6 +21,11 @@ public VcpkgComponent(string spdxid, string name, string version, string triplet
         this.Triplet = triplet;
         this.Description = description;
         this.DownloadLocation = downloadLocation;
+
+        if (!string.IsNullOrEmpty(downloadLocation) && downloadLocation.ToLower().Contains("https://github.com/"))
+        {
+            this.SetGitRepoProperties();
+        }
     }
 
     public string SPDXID { get; set; }
@@ -36,6 +42,10 @@ public VcpkgComponent(string spdxid, string name, string version, string triplet
 
     public int PortVersion { get; set; }
 
+    public string GitRepositoryOwner { get; set; }
+
+    public string GitRepositoryName { get; set; }
+
     public override ComponentType Type => ComponentType.Vcpkg;
 
     public override string Id
@@ -71,4 +81,22 @@ public override PackageURL PackageUrl
             }
         }
     }
+
+    private void SetGitRepoProperties()
+    {
+        /* example download locations
+         * "git+https://github.com/leethomason/[email protected]"
+         * "git+https://github.com/Microsoft/vcpkg#ports/nlohmann-json"
+        */
+        var locationArr = this.DownloadLocation.Split('/');
+        if (!string.IsNullOrEmpty(locationArr[2]))
+        {
+            this.GitRepositoryOwner = locationArr[2];
+        }
+
+        if (!string.IsNullOrEmpty(locationArr[3]))
+        {
+            this.GitRepositoryName = locationArr[3].TakeWhile(ch => char.IsLetterOrDigit(ch)).ToString();
+        }
+    }
 }