1 files changed, 159 insertions, 0 deletions
diff --git a/openecomp-be/backend/openecomp-sdc-item-permissions-manager/src/main/java/org/openecomp/sdc/itempermissions/dao/impl/ItemPermissionsManagerImpl.java b/openecomp-be/backend/openecomp-sdc-item-permissions-manager/src/main/java/org/openecomp/sdc/itempermissions/dao/impl/ItemPermissionsManagerImpl.java
new file mode 100644
index 0000000000..b9fcfcdbed
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-item-permissions-manager/src/main/java/org/openecomp/sdc/itempermissions/dao/impl/ItemPermissionsManagerImpl.java
@@ -0,0 +1,159 @@
+package org.openecomp.sdc.itempermissions.dao.impl;
+
+import org.openecomp.sdc.common.errors.CoreException;
+import org.openecomp.sdc.common.errors.ErrorCategory;
+import org.openecomp.sdc.common.errors.ErrorCode;
+import org.openecomp.sdc.common.errors.Messages;
+import org.openecomp.sdc.common.session.SessionContextProviderFactory;
+import org.openecomp.sdc.itempermissions.ItemPermissionsManager;
+import org.openecomp.sdc.itempermissions.PermissionsServices;
+import org.openecomp.sdc.itempermissions.type.ItemPermissionsEntity;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.notification.dtos.Event;
+import org.openecomp.sdc.notification.services.NotificationPropagationManager;
+import org.openecomp.sdc.notification.services.SubscriptionService;
+import org.openecomp.sdc.versioning.ItemManager;
+import org.openecomp.sdc.versioning.types.Item;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.ITEM_ID_PROP;
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.ITEM_NAME_PROP;
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.PERMISSION_CHANGED;
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.PERMISSION_GRANTED;
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.PERMISSION_ITEM;
+import static org.openecomp.sdc.itempermissions.notifications.NotificationConstants.PERMISSION_USER;
+
+/**
+ * Created by ayalaben on 6/18/2017.
+ */
+public class ItemPermissionsManagerImpl implements ItemPermissionsManager {
+
+  private static final Logger LOGGER = LoggerFactory.getLogger(ItemPermissionsManagerImpl.class);
+  private static final String CHANGE_PERMISSIONS = "Change_Item_Permissions";
+
+  private PermissionsServices permissionsServices;
+  private ItemManager itemManager;
+  private NotificationPropagationManager notifier;
+  private SubscriptionService subscriptionService;
+
+  public ItemPermissionsManagerImpl(PermissionsServices permissionsServices,
+                                    ItemManager itemManager,
+                                    NotificationPropagationManager notificationPropagationManager,
+                                    SubscriptionService subscriptionService) {
+    this.permissionsServices = permissionsServices;
+    this.itemManager = itemManager;
+    this.notifier = notificationPropagationManager;
+    this.subscriptionService = subscriptionService;
+  }
+
+  @Override
+  public Collection<ItemPermissionsEntity> listItemPermissions(String itemId) {
+
+    return permissionsServices.listItemPermissions(itemId);
+  }
+
+  @Override
+  public void updateItemPermissions(String itemId, String permission, Set<String> addedUsersIds,
+                                    Set<String> removedUsersIds) {
+
+    String currentUser =
+        SessionContextProviderFactory.getInstance().createInterface().get().getUser().getUserId();
+
+    if (!permissionsServices.isAllowed(itemId, currentUser, CHANGE_PERMISSIONS)) {
+      throw new CoreException(new ErrorCode.ErrorCodeBuilder()
+          .withMessage(Messages.PERMISSIONS_ERROR.getErrorMessage())
+          .withId(Messages.PERMISSIONS_ERROR.getErrorMessage())
+          .withCategory(ErrorCategory.SECURITY).build());
+    }
+
+    permissionsServices
+        .updateItemPermissions(itemId, permission, addedUsersIds, removedUsersIds);
+    sendNotifications(itemId, permission, addedUsersIds, removedUsersIds, currentUser);
+  }
+
+  private void sendNotifications(String itemId, String permission, Set<String> addedUsersIds,
+                                   Set<String> removedUsersIds, String userName) {
+
+    Item item = itemManager.get(itemId);
+    addedUsersIds.forEach(affectedUser -> {
+      notifyUser(userName, true, item.getName(), itemId, affectedUser, permission);
+      subscriptionService.subscribe(affectedUser, itemId);
+    });
+    removedUsersIds.forEach(affectedUser -> {
+      notifyUser(userName, false, item.getName(), itemId, affectedUser, permission);
+      subscriptionService.unsubscribe(affectedUser, itemId);
+    });
+
+  }
+
+  private void notifyUser(String userName, boolean granted, String itemName, String itemId,
+                          String affectedUser, String permission) {
+    Map<String, Object> details = new HashMap<>();
+    details.put(PERMISSION_ITEM, permission);
+    details.put(ITEM_ID_PROP, itemId);
+    details.put(ITEM_NAME_PROP, itemName);
+    details.put(PERMISSION_GRANTED, granted);
+    details.put(PERMISSION_USER, userName);
+    PermissionEvent permissionEvent = new PermissionEvent(PERMISSION_CHANGED, affectedUser,
+        details, affectedUser);
+
+    try {
+      notifier.directNotification(permissionEvent, affectedUser);
+    } catch (Exception e) {
+      LOGGER.error("Failed to send notification on permission changed for user '" +
+          affectedUser + "'");
+    }
+
+  }
+
+  @Override
+  public boolean isAllowed(String itemId, String userId, String action) {
+    return permissionsServices.isAllowed(itemId, userId, action);
+  }
+
+  @Override
+  public String getUserItemPermiission(String itemId, String userId) {
+    return permissionsServices.getUserItemPermiission(itemId, userId);
+  }
+
+  private class PermissionEvent implements Event {
+
+    private String eventType;
+    private String originatorId;
+    private Map<String, Object> attributes;
+    private String entityId;
+
+    private PermissionEvent(String eventType, String originatorId,
+                            Map<String, Object> attributes, String entityId) {
+      this.eventType = eventType;
+      this.originatorId = originatorId;
+      this.attributes = attributes;
+      this.entityId = entityId;
+    }
+
+    @Override
+    public String getEventType() {
+      return eventType;
+    }
+
+    @Override
+    public String getOriginatorId() {
+      return originatorId;
+    }
+
+    @Override
+    public Map<String, Object> getAttributes() {
+      return attributes;
+    }
+
+    @Override
+    public String getEntityId() {
+      return entityId;
+    }
+  }
+}