react-gravatar/dist/index.js

React component for rendering a gravatar profile image

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _md = require('md5');

var _md2 = _interopRequireDefault(_md);

var _queryString = require('query-string');

var _queryString2 = _interopRequireDefault(_queryString);

var _isRetina = require('is-retina');

var _isRetina2 = _interopRequireDefault(_isRetina);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var Gravatar = function (_React$Component) {
  _inherits(Gravatar, _React$Component);

  function Gravatar() {
    _classCallCheck(this, Gravatar);

    return _possibleConstructorReturn(this, (Gravatar.__proto__ || Object.getPrototypeOf(Gravatar)).apply(this, arguments));
  }

  _createClass(Gravatar, [{
    key: 'render',
    value: function render() {
      var base = this.props.protocol + 'www.gravatar.com/avatar/';

      var query = _queryString2.default.stringify({
        s: this.props.size,
        r: this.props.rating,
        d: this.props.default
      });

      var retinaQuery = _queryString2.default.stringify({
        s: this.props.size * 2,
        r: this.props.rating,
        d: this.props.default
      });

      // Gravatar service currently trims and lowercases all registered emails
      var formattedEmail = ('' + this.props.email).trim().toLowerCase();

      var hash = void 0;
      if (this.props.md5) {
        hash = this.props.md5;
      } else if (typeof this.props.email === 'string') {
        hash = (0, _md2.default)(formattedEmail, { encoding: "binary" });
      } else {
        console.warn('Gravatar image can not be fetched. Either the "email" or "md5" prop must be specified.');
        return _react2.default.createElement('script', null);
      }

      var src = '' + base + hash + '?' + query;
      var retinaSrc = '' + base + hash + '?' + retinaQuery;

      var modernBrowser = true; // server-side, we render for modern browsers

      if (typeof window !== 'undefined') {
        // this is not NodeJS
        modernBrowser = 'srcset' in document.createElement('img');
      }

      var className = 'react-gravatar';
      if (this.props.className) {
        className = className + ' ' + this.props.className;
      }

      // Clone this.props and then delete Component specific props so we can
      // spread the rest into the img.

      var rest = _objectWithoutProperties(this.props, []);

      delete rest.md5;
      delete rest.email;
      delete rest.protocol;
      delete rest.rating;
      delete rest.size;
      delete rest.style;
      delete rest.className;
      delete rest.default;
      if (!modernBrowser && (0, _isRetina2.default)()) {
        return _react2.default.createElement('img', _extends({
          alt: 'Gravatar for ' + formattedEmail,
          style: this.props.style,
          src: retinaSrc,
          height: this.props.size,
          width: this.props.size
        }, rest, {
          className: className
        }));
      }
      return _react2.default.createElement('img', _extends({
        alt: 'Gravatar for ' + formattedEmail,
        style: this.props.style,
        src: src,
        srcSet: retinaSrc + ' 2x',
        height: this.props.size,
        width: this.props.size
      }, rest, {
        className: className
      }));
    }
  }]);

  return Gravatar;
}(_react2.default.Component);

Gravatar.displayName = 'Gravatar';
Gravatar.propTypes = {
  email: _propTypes2.default.string,
  md5: _propTypes2.default.string,
  size: _propTypes2.default.number,
  rating: _propTypes2.default.string,
  default: _propTypes2.default.string,
  className: _propTypes2.default.string,
  protocol: _propTypes2.default.string,
  style: _propTypes2.default.object
};
Gravatar.defaultProps = {
  size: 50,
  rating: 'g',
  default: 'retro',
  protocol: '//'
};


module.exports = Gravatar;