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nineskeletor/assets/ckplugins/youtube/plugin.js

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JavaScript
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/*
* Youtube Embed Plugin
*
* @author Jonnas Fonini <jonnasfonini@gmail.com>
* @version 2.1.14
*/
(function () {
CKEDITOR.plugins.add('youtube', {
lang: [ 'en', 'bg', 'pt', 'pt-br', 'ja', 'hu', 'it', 'fr', 'tr', 'ru', 'de', 'ar', 'nl', 'pl', 'vi', 'zh', 'el', 'he', 'es', 'nb', 'nn', 'fi', 'et', 'sk', 'cs', 'ko', 'eu', 'uk'],
init: function (editor) {
editor.addCommand('youtube', new CKEDITOR.dialogCommand('youtube', {
allowedContent: 'div{*}(*); iframe{*}[!width,!height,!src,!frameborder,!allowfullscreen,!allow]; object param[*]; a[*]; img[*]'
}));
editor.ui.addButton('Youtube', {
label : editor.lang.youtube.button,
toolbar : 'insert',
command : 'youtube',
icon : this.path + 'images/icon.png'
});
CKEDITOR.dialog.add('youtube', function (instance) {
var video,
disabled = editor.config.youtube_disabled_fields || [];
return {
title : editor.lang.youtube.title,
minWidth : 510,
minHeight : 200,
onShow: function () {
for (var i = 0; i < disabled.length; i++) {
this.getContentElement('youtubePlugin', disabled[i]).disable();
}
},
contents :
[{
id : 'youtubePlugin',
expand : true,
elements :
[{
id : 'txtEmbed',
type : 'textarea',
label : editor.lang.youtube.txtEmbed,
onChange : function (api) {
handleEmbedChange(this, api);
},
onKeyUp : function (api) {
handleEmbedChange(this, api);
},
validate : function () {
if (this.isEnabled()) {
if (!this.getValue()) {
alert(editor.lang.youtube.noCode);
return false;
}
else
if (this.getValue().length === 0 || this.getValue().indexOf('//') === -1) {
alert(editor.lang.youtube.invalidEmbed);
return false;
}
}
}
},
{
type : 'html',
html : editor.lang.youtube.or + '<hr>'
},
{
type : 'hbox',
widths : [ '70%', '15%', '15%' ],
children :
[
{
id : 'txtUrl',
type : 'text',
label : editor.lang.youtube.txtUrl,
onChange : function (api) {
handleLinkChange(this, api);
},
onKeyUp : function (api) {
handleLinkChange(this, api);
},
validate : function () {
if (this.isEnabled()) {
if (!this.getValue()) {
alert(editor.lang.youtube.noCode);
return false;
}
else{
video = ytVidId(this.getValue());
if (this.getValue().length === 0 || video === false)
{
alert(editor.lang.youtube.invalidUrl);
return false;
}
}
}
}
},
{
type : 'text',
id : 'txtWidth',
width : '60px',
label : editor.lang.youtube.txtWidth,
'default' : editor.config.youtube_width != null ? editor.config.youtube_width : '640',
validate : function () {
if (this.getValue()) {
var width = parseInt (this.getValue()) || 0;
if (width === 0) {
alert(editor.lang.youtube.invalidWidth);
return false;
}
}
else {
alert(editor.lang.youtube.noWidth);
return false;
}
}
},
{
type : 'text',
id : 'txtHeight',
width : '60px',
label : editor.lang.youtube.txtHeight,
'default' : editor.config.youtube_height != null ? editor.config.youtube_height : '360',
validate : function () {
if (this.getValue()) {
var height = parseInt(this.getValue()) || 0;
if (height === 0) {
alert(editor.lang.youtube.invalidHeight);
return false;
}
}
else {
alert(editor.lang.youtube.noHeight);
return false;
}
}
}
]
},
{
type : 'hbox',
widths : [ '55%', '45%' ],
children :
[
{
id : 'chkResponsive',
type : 'checkbox',
label : editor.lang.youtube.txtResponsive,
'default' : editor.config.youtube_responsive != null ? editor.config.youtube_responsive : false
},
{
id : 'chkNoEmbed',
type : 'checkbox',
label : editor.lang.youtube.txtNoEmbed,
'default' : editor.config.youtube_noembed != null ? editor.config.youtube_noembed : false
}
]
},
{
type : 'hbox',
widths : [ '55%', '45%' ],
children :
[
{
id : 'chkRelated',
type : 'checkbox',
'default' : editor.config.youtube_related != null ? editor.config.youtube_related : true,
label : editor.lang.youtube.chkRelated
},
{
id : 'chkOlderCode',
type : 'checkbox',
'default' : editor.config.youtube_older != null ? editor.config.youtube_older : false,
label : editor.lang.youtube.chkOlderCode
}
]
},
{
type : 'hbox',
widths : [ '55%', '45%' ],
children :
[
{
id : 'chkPrivacy',
type : 'checkbox',
label : editor.lang.youtube.chkPrivacy,
'default' : editor.config.youtube_privacy != null ? editor.config.youtube_privacy : false
},
{
id : 'chkAutoplay',
type : 'checkbox',
'default' : editor.config.youtube_autoplay != null ? editor.config.youtube_autoplay : false,
label : editor.lang.youtube.chkAutoplay
}
]
},
{
type : 'hbox',
widths : [ '55%', '45%'],
children :
[
{
id : 'txtStartAt',
type : 'text',
label : editor.lang.youtube.txtStartAt,
validate : function () {
if (this.getValue()) {
var str = this.getValue();
if (!/^(?:(?:([01]?\d|2[0-3]):)?([0-5]?\d):)?([0-5]?\d)$/i.test(str)) {
alert(editor.lang.youtube.invalidTime);
return false;
}
}
}
},
{
id : 'chkControls',
type : 'checkbox',
'default' : editor.config.youtube_controls != null ? editor.config.youtube_controls : true,
label : editor.lang.youtube.chkControls
}
]
}
]
}
],
onOk: function()
{
var content = '';
var responsiveStyle = '';
if (this.getContentElement('youtubePlugin', 'txtEmbed').isEnabled()) {
content = this.getValueOf('youtubePlugin', 'txtEmbed');
}
else {
var url = 'https://', params = [], startSecs, paramAutoplay='';
var width = this.getValueOf('youtubePlugin', 'txtWidth');
var height = this.getValueOf('youtubePlugin', 'txtHeight');
if (this.getContentElement('youtubePlugin', 'chkPrivacy').getValue() === true) {
url += 'www.youtube-nocookie.com/';
}
else {
url += 'www.youtube.com/';
}
url += 'embed/' + video;
if (this.getContentElement('youtubePlugin', 'chkRelated').getValue() === false) {
params.push('rel=0');
}
if (this.getContentElement('youtubePlugin', 'chkAutoplay').getValue() === true) {
params.push('autoplay=1');
paramAutoplay='autoplay';
}
if (this.getContentElement('youtubePlugin', 'chkControls').getValue() === false) {
params.push('controls=0');
}
startSecs = this.getValueOf('youtubePlugin', 'txtStartAt');
if (startSecs) {
var seconds = hmsToSeconds(startSecs);
params.push('start=' + seconds);
}
if (params.length > 0) {
url = url + '?' + params.join('&');
}
if (this.getContentElement('youtubePlugin', 'chkResponsive').getValue() === true) {
content += '<div class="youtube-embed-wrapper" style="position:relative;padding-bottom:56.25%;padding-top:30px;height:0;overflow:hidden">';
responsiveStyle = 'style="position:absolute;top:0;left:0;width:100%;height:100%"';
}
if (this.getContentElement('youtubePlugin', 'chkOlderCode').getValue() === true) {
url = url.replace('embed/', 'v/');
url = url.replace(/&/g, '&amp;');
if (url.indexOf('?') === -1) {
url += '?';
}
else {
url += '&amp;';
}
url += 'hl=' + (this.getParentEditor().config.language ? this.getParentEditor().config.language : 'en') + '&amp;version=3';
content += '<object width="' + width + '" height="' + height + '" ' + responsiveStyle + '>';
content += '<param name="movie" value="' + url + '"></param>';
content += '<param name="allowFullScreen" value="true"></param>';
content += '<param name="allowscriptaccess" value="always"></param>';
content += '<embed src="' + url + '" type="application/x-shockwave-flash" ';
content += 'width="' + width + '" height="' + height + '" '+ responsiveStyle + ' allowscriptaccess="always" ';
content += 'allowfullscreen="true"></embed>';
content += '</object>';
}
else
if (this.getContentElement('youtubePlugin', 'chkNoEmbed').getValue() === true) {
var imgSrc = 'https://img.youtube.com/vi/' + video + '/sddefault.jpg';
content += '<a href="' + url + '" ><img width="' + width + '" height="' + height + '" src="' + imgSrc + '" ' + responsiveStyle + '/></a>';
}
else {
content += '<iframe ' + (paramAutoplay ? 'allow="' + paramAutoplay + ';" ' : '') + 'width="' + width + '" height="' + height + '" src="' + url + '" ' + responsiveStyle;
content += 'frameborder="0" allowfullscreen></iframe>';
}
if (this.getContentElement('youtubePlugin', 'chkResponsive').getValue() === true) {
content += '</div>';
}
}
var element = CKEDITOR.dom.element.createFromHtml(content);
var instance = this.getParentEditor();
instance.insertElement(element);
}
};
});
}
});
})();
function handleLinkChange(el, api) {
var video = ytVidId(el.getValue());
var time = ytVidTime(el.getValue());
if (el.getValue().length > 0) {
el.getDialog().getContentElement('youtubePlugin', 'txtEmbed').disable();
}
else if (!disabled.length || !disabled.includes('txtEmbed')) {
el.getDialog().getContentElement('youtubePlugin', 'txtEmbed').enable();
}
if (video && time) {
var seconds = timeParamToSeconds(time);
var hms = secondsToHms(seconds);
el.getDialog().getContentElement('youtubePlugin', 'txtStartAt').setValue(hms);
}
}
function handleEmbedChange(el, api) {
if (el.getValue().length > 0) {
el.getDialog().getContentElement('youtubePlugin', 'txtUrl').disable();
}
else {
el.getDialog().getContentElement('youtubePlugin', 'txtUrl').enable();
}
}
/**
* JavaScript function to match (and return) the video Id
* of any valid Youtube Url, given as input string.
* @author: Stephan Schmitz <eyecatchup@gmail.com>
* @url: http://stackoverflow.com/a/10315969/624466
*/
function ytVidId(url) {
var p = /^(?:https?:\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((\w|-){11})(?:\S+)?$/;
return (url.match(p)) ? RegExp.$1 : false;
}
/**
* Matches and returns time param in YouTube Urls.
*/
function ytVidTime(url) {
var p = /t=([0-9hms]+)/;
return (url.match(p)) ? RegExp.$1 : false;
}
/**
* Converts time in hms format to seconds only
*/
function hmsToSeconds(time) {
var arr = time.split(':'), s = 0, m = 1;
while (arr.length > 0) {
s += m * parseInt(arr.pop(), 10);
m *= 60;
}
return s;
}
/**
* Converts seconds to hms format
*/
function secondsToHms(seconds) {
var h = Math.floor(seconds / 3600);
var m = Math.floor((seconds / 60) % 60);
var s = seconds % 60;
var pad = function (n) {
n = String(n);
return n.length >= 2 ? n : "0" + n;
};
if (h > 0) {
return pad(h) + ':' + pad(m) + ':' + pad(s);
}
else {
return pad(m) + ':' + pad(s);
}
}
/**
* Converts time in youtube t-param format to seconds
*/
function timeParamToSeconds(param) {
var componentValue = function (si) {
var regex = new RegExp('(\\d+)' + si);
return param.match(regex) ? parseInt(RegExp.$1, 10) : 0;
};
return componentValue('h') * 3600
+ componentValue('m') * 60
+ componentValue('s');
}
/**
* Converts seconds into youtube t-param value, e.g. 1h4m30s
*/
function secondsToTimeParam(seconds) {
var h = Math.floor(seconds / 3600);
var m = Math.floor((seconds / 60) % 60);
var s = seconds % 60;
var param = '';
if (h > 0) {
param += h + 'h';
}
if (m > 0) {
param += m + 'm';
}
if (s > 0) {
param += s + 's';
}
return param;
}
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