redash/client/app/services/policy/DefaultPolicy.js

import { isArray } from 'lodash';
import { $q } from '@/services/ng';
import { currentUser, clientConfig } from '@/services/auth';

/* eslint-disable class-methods-use-this */

export default class DefaultPolicy {
  refresh() {
    return $q.resolve(this);
  }

  canCreateDataSource() {
    return currentUser.isAdmin;
  }

  isCreateDataSourceEnabled() {
    return currentUser.isAdmin;
  }

  canCreateDashboard() {
    return currentUser.hasPermission('create_dashboard');
  }

  isCreateDashboardEnabled() {
    return currentUser.hasPermission('create_dashboard');
  }

  canCreateAlert() {
    return true;
  }

  canCreateUser() {
    return currentUser.isAdmin;
  }

  isCreateUserEnabled() {
    return currentUser.isAdmin;
  }

  getDashboardRefreshIntervals() {
    const result = clientConfig.dashboardRefreshIntervals;
    return isArray(result) ? result : null;
  }

  getQueryRefreshIntervals() {
    const result = clientConfig.queryRefreshIntervals;
    return isArray(result) ? result : null;
  }
}