Added new feature : display the file/folder and link of a SharingLink object in the permissions reports.

SharepointToolbox/Services/PermissionsService.cs

@@ -11,6 +11,16 @@ namespace SharepointToolbox.Services;
 /// </summary>
 public class PermissionsService : IPermissionsService
 {
+    private readonly ISystemGroupTargetResolver? _systemGroupResolver;
+
+    public PermissionsService() : this(null) { }
+
+    public PermissionsService(ISystemGroupTargetResolver? systemGroupResolver)
+    {
+        _systemGroupResolver = systemGroupResolver;
+    }
+
+
     /// <summary>
     /// Detects the SharePoint server error raised when a RoleAssignment member
     /// refers to a user that no longer resolves (orphaned Azure AD account).
@@ -336,9 +346,18 @@ public class PermissionsService : IPermissionsService
 
             var member = ra.Member;
             var loginName = member.LoginName ?? string.Empty;
+            var memberTitle = member.Title ?? string.Empty;
 
-            // Skip sharing links groups and limited access system groups
-            if (PermissionEntryHelper.IsSharingLinksGroup(loginName))
+            // Classify the member name. The bare "Limited Access System Group" is
+            // pure noise; drop it. The For-Web/For-List and SharingLinks variants
+            // are kept and enriched below with a resolved target URL.
+            var classification = PermissionEntryHelper.Classify(memberTitle);
+            if (classification.Kind == SystemGroupKind.None
+                && PermissionEntryHelper.IsBareLimitedAccessSystemGroup(loginName))
+            {
+                continue;
+            }
+            if (classification.Kind == SystemGroupKind.LimitedAccessBare)
                 continue;
 
             // Collect and filter permission levels
@@ -362,19 +381,42 @@ public class PermissionsService : IPermissionsService
 
             // Determine how the permission was granted
             string grantedThrough = principalType == "SharePointGroup"
-                ? $"SharePoint Group: {member.Title}"
+                ? $"SharePoint Group: {memberTitle}"
                 : "Direct Permissions";
 
+            // Resolve system-group target (Limited Access For Web/List, SharingLinks)
+            string? targetUrl = null;
+            string? targetLabel = null;
+            string? sharingLinkType = null;
+            if (_systemGroupResolver is not null && classification.Kind != SystemGroupKind.None)
+            {
+                var target = await _systemGroupResolver.ResolveAsync(ctx, classification, ct);
+                if (target is not null)
+                {
+                    targetUrl = target.Url;
+                    targetLabel = target.Label;
+                    sharingLinkType = target.LinkType;
+                }
+                else if (classification.Kind == SystemGroupKind.SharingLink)
+                {
+                    // Target lookup failed (deleted item / no access) — still surface link type.
+                    sharingLinkType = classification.LinkType;
+                }
+            }
+
             entries.Add(new PermissionEntry(
                 ObjectType: objectType,
                 Title: title,
                 Url: url,
                 HasUniquePermissions: obj.HasUniqueRoleAssignments,
-                Users: member.Title ?? string.Empty,
+                Users: memberTitle,
                 UserLogins: loginName,
                 PermissionLevels: permLevels,
                 GrantedThrough: grantedThrough,
-                PrincipalType: principalType));
+                PrincipalType: principalType,
+                TargetUrl: targetUrl,
+                TargetLabel: targetLabel,
+                SharingLinkType: sharingLinkType));
         }
 
         return entries;