vast-player-react/src/linear/index.js

A React Component That Plays an Inline VAST 4.0 Ad

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

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 _axios = require('axios');

var _axios2 = _interopRequireDefault(_axios);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _lodash = require('lodash');

var _lodash2 = _interopRequireDefault(_lodash);

var _source = require('./source');

var _source2 = _interopRequireDefault(_source);

var _duration = require('../helpers/duration');

var _tracking = require('../helpers/tracking');

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

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 VALID_MIME_TYPES = ['video/mp4', 'video/ogg', 'video/webm'];

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

  function VastVideo(props) {
    _classCallCheck(this, VastVideo);

    var _this = _possibleConstructorReturn(this, (VastVideo.__proto__ || Object.getPrototypeOf(VastVideo)).call(this, props));

    var durationMillis = (0, _duration.getVastDurationInMillis)(_this.props.duration);
    var quartile = durationMillis / 4;
    var validMediaFiles = _this.props.mediaFiles.filter(function (value) {
      return _lodash2.default.includes(VALID_MIME_TYPES, value.getAttr('type'));
    });
    if (validMediaFiles.length === 0) {
      throw new Error('No Supported Video MIME Types');
    }
    _this.state = {
      mediaFiles: validMediaFiles,
      tracking: {
        creativeViews: (0, _tracking.getTracking)('creativeView', _this.props.tracking),
        starts: (0, _tracking.getTracking)('start', _this.props.tracking),
        midpoints: (0, _tracking.getTracking)('midpoint', _this.props.tracking),
        firstQuartiles: (0, _tracking.getTracking)('firstQuartile', _this.props.tracking),
        thirdQuartiles: (0, _tracking.getTracking)('thirdQuartile', _this.props.tracking),
        completes: (0, _tracking.getTracking)('complete', _this.props.tracking)
      },
      duration: {
        millis: durationMillis,
        firstQuartile: Math.floor(quartile),
        midpoint: Math.floor(quartile * 2),
        thirdQuartile: Math.floor(quartile * 3)
      },
      completed: {
        creativeView: false,
        start: false,
        midpoint: false,
        firstQuartile: false,
        thirdQuartile: false,
        complete: false
      }
    };
    return _this;
  }

  _createClass(VastVideo, [{
    key: 'onClick',
    value: function onClick() {
      var videoClicks = this.props.videoClicks;
      if (videoClicks) {
        _lodash2.default.each(videoClicks.clickTracking, function (href) {
          _axios2.default.get(href.getValue());
        });
        window.open(videoClicks.clickThrough.getValue(), '_blank');
      }
    }
  }, {
    key: 'onEnded',
    value: function onEnded(e) {
      this.state.tracking.completes.forEach(function (src) {
        _axios2.default.get(src);
      });
      this.props.onVideoEnded(e);
    }
  }, {
    key: 'startVideo',
    value: function startVideo() {
      var _this2 = this;

      this.videoRef.currentTime = 0;
      this.videoRef.play();
      this.adTimeout = setTimeout(function () {
        _this2.onEnded();
      }, this.state.duration.millis);
    }
  }, {
    key: 'timeUpdate',
    value: function timeUpdate(evt) {
      // Ad Timeout based on Ad length
      clearTimeout(this.adTimeout);
      var currentTime = evt.currentTarget.currentTime * 1000;
      var completed = this.state.completed;
      var tracking = this.state.tracking;
      var duration = this.state.duration;
      if (!completed.creativeView) {
        tracking.creativeViews.forEach(function (src) {
          _axios2.default.get(src);
        });
        completed.creativeView = true;
      }

      if (!completed.start) {
        tracking.starts.forEach(function (src) {
          _axios2.default.get(src);
          completed.start = true;
        });
        completed.start = true;
      }

      if (!completed.firstQuartile && currentTime >= duration.firstQuartile) {
        tracking.firstQuartiles.forEach(function (src) {
          _axios2.default.get(src);
        });
        completed.firstQuartile = true;
      }

      if (!completed.midpoint && currentTime >= duration.midpoint) {
        tracking.midpoints.forEach(function (src) {
          _axios2.default.get(src);
        });
        completed.midpoint = true;
      }

      if (!completed.thirdQuartile && currentTime >= duration.thirdQuartile) {
        tracking.thirdQuartiles.forEach(function (src) {
          _axios2.default.get(src);
        });
        completed.thirdQuartile = true;
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _this3 = this;

      var height = 0;
      var width = 0;
      var currentHeightDiff = Infinity;
      var currentWidthDiff = Infinity;
      var source = this.state.mediaFiles.map(function (media, idx) {
        var mediaHeight = parseInt(media.getAttr('height'), 10);
        var mediaWidth = parseInt(media.getAttr('width'), 10);
        var heightDiff = Math.abs(mediaHeight - _this3.props.height);
        var widthDiff = Math.abs(mediaWidth - _this3.props.width);
        if (heightDiff + widthDiff < currentHeightDiff + currentWidthDiff) {
          currentHeightDiff = heightDiff;
          currentWidthDiff = widthDiff;
          height = mediaHeight;
          width = mediaWidth;
        }
        return _react2.default.createElement(_source2.default, { key: idx, media: media });
      });

      return _react2.default.createElement(
        'video',
        {
          height: height + 'px',
          width: width + 'px',
          ref: function ref(_ref) {
            return _this3.videoRef = _ref;
          },
          preload: 'auto',
          onTimeUpdate: function onTimeUpdate(e) {
            _this3.timeUpdate(e);
          },
          onClick: function onClick(e) {
            _this3.onClick(e);
          },
          onEnded: function onEnded(e) {
            _this3.onEnded(e);
          },
          controls: !this.props.disableControls
        },
        source
      );
    }
  }]);

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

VastVideo.propTypes = {
  height: _react2.default.PropTypes.number.isRequired,
  width: _react2.default.PropTypes.number.isRequired,
  disableControls: _react2.default.PropTypes.bool,
  duration: _react2.default.PropTypes.string.isRequired,
  tracking: _react2.default.PropTypes.array.isRequired,
  videoClicks: _react2.default.PropTypes.object,
  mediaFiles: _react2.default.PropTypes.array.isRequired,
  onVideoEnded: _react2.default.PropTypes.func.isRequired
};

exports.default = VastVideo;
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