Vulcan/packages/nova-base-components/lib/common/Newsletter.jsx

import Telescope from 'meteor/nova:lib';
import React, { PropTypes, Component } from 'react';
import { FormattedMessage, intlShape } from 'react-intl';
import Formsy from 'formsy-react';
import { Input } from 'formsy-react-components';
import { Button } from 'react-bootstrap';
import Cookie from 'react-cookie';
import Users from 'meteor/nova:users';
import { bindActionCreators } from 'redux';
import { connect } from 'react-redux';
import { withCurrentUser } from 'meteor/nova:core';

class Newsletter extends Component {

  constructor(props, context) {
    super(props);
    this.subscribeEmail = this.subscribeEmail.bind(this);
    this.successCallbackSubscription = this.successCallbackSubscription.bind(this);
    this.dismissBanner = this.dismissBanner.bind(this);

    const showBanner =
      Cookie.load('showBanner') !== "no" &&
      !Users.getSetting(props.currentUser, 'newsletter_subscribeToNewsletter', false);
    this.state = {
      showBanner: showBanner
    };
  }

  componentWillReceiveProps(nextProps, nextContext) {
    if (nextContext.currentUser) {
      const showBanner =
        Cookie.load('showBanner') !== "no" &&
        !Users.getSetting(nextContext.currentUser, 'newsletter_subscribeToNewsletter', false);

      this.setState({showBanner});
    }
  }

  subscribeEmail(data) {
    this.context.actions.call("newsletter.addEmail", data.email, (error, result) => {
      if (error) {
        console.log(error);
        this.props.flash(error.message, "error");
      } else {
        this.successCallbackSubscription(result);
      }
    });
  }

  successCallbackSubscription(result) {
    this.props.flash(this.context.intl.formatMessage({id: "newsletter.success_message"}), "success");
    this.dismissBanner();
  }

  dismissBanner(e) {
    if (e && e.preventDefault) e.preventDefault();

    this.setState({showBanner: false});

    // set cookie
    Cookie.save('showBanner', "no");
  }

  renderButton() {
    return <Telescope.components.NewsletterButton
              successCallback={() => this.successCallbackSubscription()}
              subscribeText={this.context.intl.formatMessage({id: "newsletter.subscribe"})}
              user={this.props.currentUser}
            />
  }

  renderForm() {
    return (
      <Formsy.Form className="newsletter-form" onSubmit={this.subscribeEmail}>
        <Input
          name="email"
          value=""
          placeholder={this.context.intl.formatMessage({id: "newsletter.email"})}
          type="text"
          layout="elementOnly"
        />
        <Button className="newsletter-button" type="submit" bsStyle="primary"><FormattedMessage id="newsletter.subscribe"/></Button>
      </Formsy.Form>
    )
  }

  render() {

    return this.state.showBanner
      ? (
        <div className="newsletter">
          <h4 className="newsletter-tagline"><FormattedMessage id="newsletter.subscribe_prompt"/></h4>
          {this.props.currentUser ? this.renderButton() : this.renderForm()}
          <a onClick={this.dismissBanner} className="newsletter-close"><Telescope.components.Icon name="close"/></a>
        </div>
      ) : null;
  }
}

Newsletter.contextTypes = {
  actions: React.PropTypes.object,
  intl: intlShape
};

const mapStateToProps = state => ({ messages: state.messages, });
const mapDispatchToProps = dispatch => bindActionCreators(Telescope.actions.messages, dispatch);

// register the component directly in the file
Telescope.registerComponent(
  // name of the component
  'Newsletter',
  // original component
  Newsletter, 
  // higher order components enhancing the original component
  withCurrentUser, 
  connect(mapStateToProps, mapDispatchToProps)
);