Add an endpoint to the organizations endpoint to return the organizations for a given user

Closes #32158

Signed-off-by: Pedro Igor <pigor.craveiro@gmail.com>

integration/admin-client/src/main/java/org/keycloak/admin/client/resource/OrganizationMembersResource.java

@@ -86,4 +86,9 @@ public interface OrganizationMembersResource {
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     Long count();
+
+    @Path("{id}/organizations")
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    List<OrganizationRepresentation> getOrganizations(@PathParam("id") String id);
 }

integration/admin-client/src/main/java/org/keycloak/admin/client/resource/OrganizationsMembersResource.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2024 Red Hat, Inc. and/or its affiliates
+ * and other contributors as indicated by the @author tags.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.keycloak.admin.client.resource;
+
+import java.util.List;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+
+import org.keycloak.representations.idm.OrganizationRepresentation;
+
+public interface OrganizationsMembersResource {
+
+    @Path("{id}/organizations")
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    List<OrganizationRepresentation> getOrganizations(@PathParam("id") String id);
+}

integration/admin-client/src/main/java/org/keycloak/admin/client/resource/OrganizationsResource.java

@@ -105,4 +105,7 @@ public interface OrganizationsResource {
             @QueryParam("first") Integer first,
             @QueryParam("max") Integer max
     );
+
+    @Path("members")
+    OrganizationsMembersResource members();
 }

services/src/main/java/org/keycloak/organization/admin/resource/OrganizationMemberResource.java

@@ -190,7 +190,7 @@ public class OrganizationMemberResource {
             throw ErrorResponse.error("id cannot be null", Status.BAD_REQUEST);
         }
 
-        UserModel member = getMember(id);
+        UserModel member = getUser(id);
 
         return provider.getByMember(member).map((org) -> {
             OrganizationRepresentation organization = new OrganizationRepresentation();
@@ -222,6 +222,16 @@ public class OrganizationMemberResource {
         return member;
     }
 
+    private UserModel getUser(String id) {
+        UserModel user = session.users().getUserById(realm, id);
+
+        if (user == null) {
+            throw new NotFoundException();
+        }
+
+        return user;
+    }
+
     private MemberRepresentation toRepresentation(UserModel member) {
         MemberRepresentation result = new MemberRepresentation(ModelToRepresentation.toRepresentation(session, realm, member));
         result.setMembershipType(provider.isManagedMember(organization, member) ? MembershipType.MANAGED : MembershipType.UNMANAGED);

services/src/main/java/org/keycloak/organization/admin/resource/OrganizationsResource.java

@@ -162,4 +162,14 @@ public class OrganizationsResource {
 
         return new OrganizationResource(session, organizationModel, adminEvent);
     }
+
+    @Path("members/{id}/organizations")
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    @NoCache
+    @Tag(name = KeycloakOpenAPI.Admin.Tags.ORGANIZATIONS)
+    @Operation(summary = "Returns the organizations associated with the user that has the specified id")
+    public Stream<OrganizationRepresentation> getOrganizations(@PathParam("id") String id) {
+        return new OrganizationMemberResource(session, null, adminEvent).getOrganizations(id);
+    }
 }

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/organization/member/OrganizationMemberTest.java

@@ -115,10 +115,20 @@ public class OrganizationMemberTest extends AbstractOrganizationTest {
     public void testGetMemberOrganization() {
         OrganizationResource organization = testRealm().organizations().get(createOrganization().getId());
         UserRepresentation member = addMember(organization);
+        OrganizationRepresentation orgB = createOrganization("orgb");
+        testRealm().organizations().get(orgB.getId()).members().addMember(member.getId()).close();
         OrganizationRepresentation expected = organization.toRepresentation();
         List<OrganizationRepresentation> actual = organization.members().member(member.getId()).getOrganizations();
         assertNotNull(actual);
+        assertEquals(2, actual.size());
         assertTrue(actual.stream().map(OrganizationRepresentation::getId).anyMatch(expected.getId()::equals));
+        assertTrue(actual.stream().map(OrganizationRepresentation::getId).anyMatch(orgB.getId()::equals));
+
+        actual = testRealm().organizations().members().getOrganizations(member.getId());
+        assertNotNull(actual);
+        assertEquals(2, actual.size());
+        assertTrue(actual.stream().map(OrganizationRepresentation::getId).anyMatch(expected.getId()::equals));
+        assertTrue(actual.stream().map(OrganizationRepresentation::getId).anyMatch(orgB.getId()::equals));
     }
 
     @Test