feat(jans-keycloak-integration): enhancements to jans-keycloak-integr…

…ation #8614

* added new storage provider implementation

Signed-off-by: Rolain Djeumen <uprightech@gmail.com>

jans-keycloak-integration/spi/src/main/java/io/jans/kc/spi/storage/JansUserStorageProvider.java

@@ -0,0 +1,68 @@
+package io.jans.kc.spi.storage;
+
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.UserModel;
+
+import org.keycloak.storage.StorageId;
+import org.keycloak.storage.UserStorageProvider;
+import org.keycloak.storage.user.UserLookupProvider;
+
+import io.jans.kc.model.JansUserModel;
+import io.jans.kc.spi.custom.JansThinBridgeOperationException;
+import io.jans.kc.spi.custom.JansThinBridgeProvider;
+
+import org.jboss.logging.Logger;
+
+public class JansUserStorageProvider implements UserStorageProvider, UserLookupProvider {
+
+    private static final Logger log = Logger.getLogger(JansUserStorageProvider.class);
+
+    private final JansThinBridgeProvider jansThinBridge;
+
+    public JansUserStorageProvider(final JansThinBridgeProvider jansThinBridge) {
+
+        this.jansThinBridge = jansThinBridge;
+    }
+
+    @Override
+    public void close() {
+
+    }
+
+    @Override
+    public UserModel getUserByUsername(RealmModel realm, String username) {
+
+        try {
+            return jansThinBridge.getUserByUsername(username);
+        }catch(JansThinBridgeOperationException e) {
+            log.errorv(e,"Error fetching jans user with username " + username);
+        }
+        return null;
+    }
+
+    @Override
+    public UserModel getUserByEmail(RealmModel realm, String email) {
+
+        try {
+            return jansThinBridge.getUserByEmail(email);
+        }catch(JansThinBridgeOperationException e) {
+            log.errorv(e,"Error fetching jans user with email " + email);
+        }
+        return null;
+    }
+
+    @Override
+    public UserModel getUserById(RealmModel realm, String id) {
+
+        try {
+            StorageId storageId = new StorageId(id);
+            final String inum = storageId.getExternalId();
+            return jansThinBridge.getUserByInum(inum);
+        }catch(JansThinBridgeOperationException e) {
+            log.errorv(e,"Error fetching jans user with id " + id);
+        }
+        return null;
+    }
+
+
+}

jans-keycloak-integration/spi/src/main/java/io/jans/kc/spi/storage/JansUserStorageProviderFactory.java

@@ -0,0 +1,32 @@
+package io.jans.kc.spi.storage;
+
+import org.keycloak.component.ComponentModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.storage.UserStorageProviderFactory;
+
+import io.jans.kc.spi.ProviderIDs;
+import io.jans.kc.spi.JansSpiInitException;
+import io.jans.kc.spi.custom.JansThinBridgeProvider;
+
+public class JansUserStorageProviderFactory implements UserStorageProviderFactory<JansUserStorageProvider> {
+
+
+    private static final String PROVIDER_ID = ProviderIDs.JANS_USER_STORAGE_PROVIDER;
+
+    @Override
+    public String getId() {
+
+        //TODO implement this
+        return PROVIDER_ID;
+    }
+
+    @Override
+    public JansUserStorageProvider create(KeycloakSession session, ComponentModel model) {
+
+        JansThinBridgeProvider jansThinBridgeProvider = session.getProvider(JansThinBridgeProvider.class);
+        if(jansThinBridgeProvider == null) {
+            throw new JansSpiInitException("Could not obtain reference to thin bridge provider");
+        }
+        return new JansUserStorageProvider(jansThinBridgeProvider);
+    }
+}