refactor: Projektdateien migriert. Cloud-NuGet-Pakete durch lokale NuGet-Projekte ersetzt.

HRD.LDAPService/Ldap/LdapExtensions.cs

@@ -0,0 +1,52 @@
+using HRD.LDAPService.JWT;
+using System;
+using System.Collections.Generic;
+using System.DirectoryServices.AccountManagement;
+using System.Linq;
+
+namespace HRD.LDAPService
+{
+    public static class LdapExtensions
+    {
+        public static LdapUser CheckAndAddGroupMembers(this PrincipalContext context, UserPrincipal userPrincipal, LdapUser ldapUser)
+        {
+            if (context == null || userPrincipal == null || ldapUser == null)
+            {
+                throw new Exception($"UserPrincipal failed");
+            }
+
+            if (ldapUser.RoleList?.Count == 0)
+            {
+                ldapUser.RoleList = new List<JwtRole>();
+                return ldapUser;
+            }
+
+            try
+            {
+                List<Principal> userGroupList = userPrincipal.GetGroups().ToList(); // all groups of which the user is a direct member
+                List<JwtRole> jwtRoleList = ldapUser.RoleList; //keep all possible Roles of the user
+                List<JwtRole> fullRoleList = new List<JwtRole>();
+                fullRoleList = fullRoleList.Union(jwtRoleList).ToList(); //add Roles from backend
+                fullRoleList = fullRoleList.Union(JwtTokenConfig.JwtRoleList).ToList(); //add Roles from JwtTokenConfig.JwtRoleList
+
+                ldapUser.RoleList = new List<JwtRole>();
+
+                if (fullRoleList.Count > 0)
+                {
+                    foreach (JwtRole jwtRole in jwtRoleList)
+                    {
+                        if (userGroupList.Exists(userGroup => userGroup.Name == jwtRole.Group))
+                        {
+                            ldapUser.AddRole(jwtRole.Role);
+                        }
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+            return ldapUser;
+        }
+    }
+}