@Transactional
@Override
public net.sourceforge.guacamole.net.auth.User get(String identifier) throws GuacamoleException {
// Get user
MySQLUser user = userService.retrieveUser(identifier);
// Verify access is granted
permissionCheckService.verifyUserAccess(
this.user_id, user.getUserID(), MySQLConstants.USER_READ);
// Return user
return userService.retrieveUser(identifier);
}
@Override
@Transactional
public void remove(String identifier) throws GuacamoleException {
// Get user pending deletion
MySQLUser user = userService.retrieveUser(identifier);
// Prevent self-deletion
if (user.getUserID() == this.user_id)
throw new GuacamoleClientException("Deleting your own user is not allowed.");
// Validate current user has permission to remove the specified user
permissionCheckService.verifyUserAccess(
this.user_id, user.getUserID(), MySQLConstants.USER_DELETE);
// Delete specified user
userService.deleteUser(user.getUserID());
}
@Override
@Transactional
public void add(net.sourceforge.guacamole.net.auth.User object) throws GuacamoleException {
String username = object.getUsername().trim();
if (username.isEmpty()) throw new GuacamoleClientException("The username cannot be blank.");
// Verify current user has permission to create users
permissionCheckService.verifySystemAccess(this.user_id, MySQLConstants.SYSTEM_USER_CREATE);
Preconditions.checkNotNull(object);
// Verify that no user already exists with this username.
MySQLUser previousUser = userService.retrieveUser(username);
if (previousUser != null)
throw new GuacamoleClientException("That username is already in use.");
// Create new user
MySQLUser user = userService.createUser(username, object.getPassword());
// Create permissions of new user in database
createPermissions(user.getUserID(), object.getPermissions());
// Give the current user full access to the newly created user.
UserPermissionKey newUserPermission = new UserPermissionKey();
newUserPermission.setUser_id(this.user_id);
newUserPermission.setAffected_user_id(user.getUserID());
// READ permission on new user
newUserPermission.setPermission(MySQLConstants.USER_READ);
userPermissionDAO.insert(newUserPermission);
// UPDATE permission on new user
newUserPermission.setPermission(MySQLConstants.USER_UPDATE);
userPermissionDAO.insert(newUserPermission);
// DELETE permission on new user
newUserPermission.setPermission(MySQLConstants.USER_DELETE);
userPermissionDAO.insert(newUserPermission);
// ADMINISTER permission on new user
newUserPermission.setPermission(MySQLConstants.USER_ADMINISTER);
userPermissionDAO.insert(newUserPermission);
}