prepared, but not tested

.classpath

@@ -6,25 +6,24 @@
 			<attribute name="gradle_used_by_scope" value="main,test"/>
 		</attributes>
 	</classpathentry>
+	<classpathentry kind="src" path="src/test/java"/>
 	<classpathentry kind="src" output="bin/main" path="src/main/resources">
 		<attributes>
 			<attribute name="gradle_scope" value="main"/>
 			<attribute name="gradle_used_by_scope" value="main,test"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="src" output="bin/test" path="src/test/java">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17/">
 		<attributes>
-			<attribute name="gradle_scope" value="test"/>
+			<attribute name="module" value="true"/>
-			<attribute name="gradle_used_by_scope" value="test"/>
-			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17/"/>
 	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.web.container"/>
 	<classpathentry kind="con" path="org.eclipse.buildship.core.gradleclasspathcontainer">
 		<attributes>
 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 		</attributes>
 	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/5"/>
 	<classpathentry kind="output" path="bin/default"/>
 </classpath>

.settings/org.eclipse.buildship.core.prefs

@@ -1,2 +1,13 @@
+arguments=
+auto.sync=false
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
 connection.project.dir=
 eclipse.preferences.version=1
+gradle.user.home=
+java.home=
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=false
+show.console.view=false
+show.executions.view=false

.settings/org.eclipse.wst.common.component

@@ -1,8 +1,14 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
-<project-modules id="moduleCoreId" project-version="1.5.0">
+    	
-	<wb-module deploy-name="CampOrganizer2">
+    <wb-module deploy-name="camporganizer2">
-		<property name="context-root" value="CampOrganizer2"/>
+        		
+        <property name="context-root" value="camporganizer2"/>
+        		
         <wb-resource deploy-path="/WEB-INF/classes" source-path="src/main/resources"/>
+        		
         <wb-resource deploy-path="/WEB-INF/classes" source-path="src/main/java"/>
+        <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/test/java"/>
+        	
     </wb-module>
+    
 </project-modules>

build.gradle

@@ -18,7 +18,7 @@ apply plugin: 'war'
 apply plugin: 'application'
 
 group = 'de.jottyfan.camporganizer'
-version = '0.1.4'
+version = '0.1.5'
 sourceCompatibility = 17
 mainClassName = "de.jottyfan.camporganizer.Main"
 
@@ -28,8 +28,9 @@ repositories {
 		url "https://www.jottyfan.de/libs/"
 	}
 }
+
 ext {
-  set('keycloakVersion', '19.0.2')
+  set('keycloakVersion', '20.0.1')
 }
 
 war {
@@ -55,6 +56,10 @@ dependencies {
 
 	implementation 'org.keycloak:keycloak-spring-boot-starter'
 
+	// for using the keycloak rest interface
+	implementation 'org.keycloak:keycloak-admin-client:20.0.1'
+	implementation 'org.jboss.resteasy:resteasy-client:5.0.0.Final'
+
 	// backward compatibility until the complete registration is converted to keycloak
 	implementation 'org.jasypt:jasypt:1.9.3'
 

src/main/java/de/jottyfan/camporganizer/module/registration/KeycloakRepository.java

@@ -1,10 +1,23 @@
 package de.jottyfan.camporganizer.module.registration;
 
+import java.util.Collections;
+
+import javax.ws.rs.client.Client;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.jboss.resteasy.client.jaxrs.internal.ResteasyClientBuilderImpl;
+import org.keycloak.OAuth2Constants;
+import org.keycloak.admin.client.KeycloakBuilder;
+import org.keycloak.admin.client.resource.UsersResource;
+import org.keycloak.representations.idm.CredentialRepresentation;
+import org.keycloak.representations.idm.UserRepresentation;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Repository;
 
+
 /**
  *
  * @author henkej
@@ -23,6 +36,12 @@ public class KeycloakRepository {
 	@Value("${keycloak.realm:ow}")
 	private String keycloakRealm;
 
+	@Value("${keycloak.admin.name:admin")
+	private String keycloakAdminName;
+
+	@Value("${keycloak.admin.password:password")
+	private String keycloakAdminPassword;
+
 	/**
 	 * get the url of the user client
 	 *
@@ -37,17 +56,59 @@ public class KeycloakRepository {
 	/**
 	 * register the login in keycloak
 	 *
-	 * @param login
+	 * @param login the username
-	 * @param password
+	 * @param password the password
+	 * @param email the email
+	 * @return true or false
 	 */
-	public void register(String login, String password) {
+	public boolean register(String login, String password, String email) {
-		// TODO: check for trailing and leading /
+		CredentialRepresentation passwordCredentials = new CredentialRepresentation();
-		String registrationUrl = String.format("%s/admin/realms/%s/users", keycloakUrl, keycloakRealm);
+        passwordCredentials.setTemporary(false);
-		// see
+        passwordCredentials.setType(CredentialRepresentation.PASSWORD);
-		// https://www.keycloak.org/docs-api/17.0/rest-api/index.html#_users_resource
+        passwordCredentials.setValue(password);
-		// https://canada1.discourse-cdn.com/free1/uploads/keycloak/original/2X/3/379bbfe8857de117771149174a96e4216ebe9c76.png
+
-		// TODO Auto-generated method stub
+        UserRepresentation user = new UserRepresentation();
-		LOGGER.error("not yet implemented registration of user {} in keycloak", login);
+	    user.setUsername(login);
+	    user.setEmail(email);
+	    user.setCredentials(Collections.singletonList(passwordCredentials));
+	    user.setEnabled(true);
+
+	    UsersResource instance = getInstance();
+	    Response response = instance.create(user);
+	    boolean result = Status.OK.equals(response.getStatusInfo());
+	    sendVerificationLink(login);
+	    return result;
+	}
+
+	public Client getClient() {
+		return new ResteasyClientBuilderImpl()
+        .connectionPoolSize(10)
+        .build();
+	}
+
+	public KeycloakBuilder getKeycloak() {
+		return KeycloakBuilder.builder()
+                .serverUrl(keycloakUrl)
+                .realm(keycloakRealm)
+                .grantType(OAuth2Constants.PASSWORD)
+                .username(keycloakAdminName)
+                .password(keycloakAdminPassword)
+                .clientId(keycloakClientId)
+                .resteasyClient(getClient());
+	}
+
+	public UsersResource getInstance() {
+        return getKeycloak().build().realm(keycloakRealm).users();
+    }
+
+	/**
+	 * send a verification link for newly registered users
+	 *
+	 * @param userId the ID of the user
+	 */
+	public void sendVerificationLink(String userId) {
+		UsersResource usersResource = getInstance();
+		usersResource.get(userId).sendVerifyEmail();
 	}
 
 }

src/test/java/de/jottyfan/camporganizer/module/registration/TestKeycloakRepository.java

@@ -0,0 +1,28 @@
+package de.jottyfan.camporganizer.module.registration;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+
+/**
+ *
+ * @author jotty
+ *
+ */
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class TestKeycloakRepository {
+
+	@Autowired
+	private KeycloakRepository repository;
+
+	/**
+	 * test registration
+	 */
+	@Test
+	public void testRegister() {
+		assertTrue(repository.register("Hans", "Dampf", "jottyfan@mail.de"));
+	}
+}