@bigfishtv/cockpit/es/utils/videoUtils.js

/**
 * Video Utilities
 * @module Utilities/videoUtils
 */

/**
 * Takes a Youtube or Viemo url and returns an object with id and playlist_id (if available) extracted, otherwise returns false
 * @param  {String} string - Youtube or Vimeo url
 * @return {Object}
 */
export function detectVideo(str) {
	var youtube_id = extractYoutubeId(str);
	var youtube_playlist_id = extractYoutubePlaylistId(str);
	var vimeo_id = extractVimeoId(str);
	var wistia_id = extractWistiaId(str);

	if (youtube_playlist_id || youtube_id) {
		return {
			type: 'youtube',
			video_id: youtube_id,
			playlist_id: youtube_playlist_id || null,
			start_time: extractYouTubeStartTime(str),
			passcode: null
		};
	}

	if (vimeo_id) {
		return {
			type: 'vimeo',
			video_id: vimeo_id,
			playlist_id: null,
			start_time: extractVimeoStartTime(str),
			passcode: extractVimeoPasscode(str) || null
		};
	}

	if (wistia_id) {
		return {
			type: 'wistia',
			video_id: wistia_id,
			playlist_id: null,
			start_time: extractWistiaStartTime(str),
			passcode: null
		};
	}

	return false;
}

/**
 * Extracts id from Youtube url, else false
 * @param  {String} string - Youtube url
 * @return {String}
 */
export function extractYoutubeId(str) {
	str = str.trim();
	var matches = str.match(/(?:youtube\.com\/(?:[^\/]+\/.+\/|(?:v|e(?:mbed)?)\/|.*[?&]v=)|youtu\.be\/)([^"&?\/ ]{11})/i);
	if (str.match(/^[A-Za-z0-9_-]{11}$/)) {
		return str;
	} else if (matches) {
		return matches[1];
	} else {
		return false;
	}
}

/**
 * Extracts playlist id from Youtube url, else false
 * @param  {String} string - Youtube url
 * @return {String}
 */
export function extractYoutubePlaylistId(str) {
	str = str.trim();
	var matches = str.match(/list=(PL[A-Za-z0-9_-]{16,32})/);
	if (str.match(/^PL[A-Za-z0-9_-]{16,32}$/)) {
		return str;
	} else if (matches) {
		return matches[1];
	} else {
		return false;
	}
}

/**
 * Extracts id from Vimeo url, else false
 * @param  {String} string - Vimeo url
 * @return {String}
 */
export function extractVimeoId(str) {
	str = str.trim();
	var matches = str.match(/vimeo.com\/(video\/)?(\d+)/i);
	if (str.match(/^\d+$/)) {
		return str;
	} else if (matches) {
		return matches[2];
	} else {
		return false;
	}
}

/**
 * Extracts id from Wistia video embed
 * @param  {String} string - Wistia embed code
 * @return {String}
 */
export function extractWistiaId(str) {
	if (str.indexOf('/medias/') > 0) {
		return str.split('/medias/')[1];
	} else if (str.indexOf('iframe') > 0) {
		var matches = str.match(/embed\/iframe\/([^\?]+)/i);
		if (matches) return matches[1];
	} else {
		var _matches = str.match(/wistia_async_(.+?) /i);
		if (_matches) return _matches[1];
	}
	return false;
}

/**
 * Returns the start time of a wistia embed video (default is 0)
 *
 * @param {String} str
 * @returns {Number}
 */
export function extractWistiaStartTime(str) {
	var matches = str.match(/[\?&]w?time=(\d+)m(\d+)s/);
	if (matches) {
		return parseInt(matches[1], 10) * 60 + parseInt(matches[2], 10);
	}
	matches = str.match(/[\?&]w?time=(\d+)/);
	if (matches) {
		return parseInt(matches[1], 10);
	}
	return 0;
}

/**
 * Returns the start time of a youtube embed video (default is 0)
 *
 * @param {String} str
 * @returns {Number}
 */
export function extractYouTubeStartTime(str) {
	var matches = str.match(/\bt=(\d+)/);
	if (matches) {
		return parseInt(matches[1], 10);
	}
	return 0;
}

/**
 * Returns the start time of a vimeo embed video (default is 0)
 *
 * @param {String} str
 * @returns {Number}
 */
export function extractVimeoStartTime(str) {
	var matches = str.match(/#t=(\d+)m(\d+)s/);
	if (matches) {
		return parseInt(matches[1], 10) * 60 + parseInt(matches[2], 10);
	}
	matches = str.match(/#t=(\d+)/);
	if (matches) {
		return parseInt(matches[1], 10);
	}
	return 0;
}

/**
 * Returns the passcode from a vimeo URL or embed code, false if not found
 *
 * @param {String} str
 * @returns {String|false}
 */
export function extractVimeoPasscode(str) {
	var matches = str.match(/\bh=([a-f0-9]{10,})/);
	if (matches) {
		return matches[1];
	}
	matches = str.match(/vimeo\.com\/(video\/)?\d+\/([a-f0-9]{10,})/);
	if (matches) {
		return matches[2];
	}
	return false;
}

/**
 * Creates an embed url from an object of video settings
 * @param  {Object} props - Embed video props
 * @param  {String} props.type - vimeo or youtube
 * @param  {String} props.video_id
 * @param  {String} props.playlist_id
 * @param  {Number} props.start_time - seconds
 * @param  {String} props.passcode
 * @return {String}
 */
export function buildEmbedUrl(_ref) {
	var type = _ref.type,
	    video_id = _ref.video_id,
	    playlist_id = _ref.playlist_id,
	    start_time = _ref.start_time,
	    passcode = _ref.passcode;

	if (type == 'vimeo' && video_id) {
		return 'https://player.vimeo.com/video/' + video_id + (passcode ? '?h=' + passcode : '') + (start_time > 0 ? '#t=' + start_time : '');
	}
	if (type == 'youtube' && playlist_id && video_id) {
		return 'https://www.youtube.com/embed/' + video_id + '?list=' + playlist_id + (start_time > 0 ? '&t=' + start_time : '');
	}
	if (type == 'youtube' && video_id) {
		return 'https://www.youtube.com/embed/' + video_id + (start_time > 0 ? '?t=' + start_time : '');
	}
	if (type == 'youtube' && playlist_id) {
		return 'https://www.youtube.com/embed?list=' + playlist_id;
	}
	if (type == 'wistia') {
		return 'https://fast.wistia.net/embed/iframe/' + video_id + (start_time > 0 ? '?time=' + start_time : '');
	}
	return false;
}

/**
 * Creates external url to Vimeo or Youtube from an object of video settings
 * @param  {Object} props - Embed video props
 * @param  {String} props.type - vimeo or youtube
 * @param  {String} props.video_id
 * @param  {String} props.playlist_id
 * @param  {Number} props.start_time - seconds
 * @param  {String} props.passcode
 * @return {String}
 */
export function buildVideoUrl(_ref2) {
	var type = _ref2.type,
	    video_id = _ref2.video_id,
	    playlist_id = _ref2.playlist_id,
	    start_time = _ref2.start_time,
	    passcode = _ref2.passcode;

	if (type == 'vimeo' && video_id) {
		return 'https://vimeo.com/' + video_id + (passcode ? '/' + passcode : '') + (start_time > 0 ? '#t=' + start_time : '');
	}
	if (type == 'youtube' && playlist_id && video_id) {
		return 'https://www.youtube.com/watch?v=' + video_id + '&list=' + playlist_id + (start_time > 0 ? '&t=' + start_time : '');
	}
	if (type == 'youtube' && video_id) {
		return 'https://www.youtube.com/watch?v=' + video_id + (start_time > 0 ? '&t=' + start_time : '');
	}
	if (type == 'youtube' && playlist_id) {
		return 'https://www.youtube.com/playlist?list=' + playlist_id;
	}
	if (type == 'wistia') {
		return 'https://fast.wistia.net/embed/iframe/' + video_id + (start_time > 0 ? '?time=' + start_time : '');
	}
	return false;
}