(function(root, factory){
if(typeof define==='function'&&define.amd){
define([], factory);
}else if(typeof exports==='object'){
module.exports=factory();
}else{
factory();
}}(this, function(){
var domNode='';
var maxTweets=20;
var parseLinks=true;
var queue=[];
var inProgress=false;
var printTime=true;
var printUser=true;
var formatterFunction=null;
var supportsClassName=true;
var showRts=true;
var customCallbackFunction=null;
var showInteractionLinks=true;
var showImages=false;
var targetBlank=true;
var lang='en';
var permalinks=true;
var dataOnly=false;
var script=null;
var scriptAdded=false;
function handleTweets(tweets){
if(customCallbackFunction===null){
var x=tweets.length;
var n=0;
var element=document.getElementById(domNode);
var html='<ul>';
while(n < x){
html +='<li>' + tweets[n] + '</li>';
n++;
}
html +='</ul>';
element.innerHTML=html;
}else{
customCallbackFunction(tweets);
}}
function strip(data){
return data.replace(/<b[^>]*>(.*?)<\/b>/gi, function(a,s){return s;})
.replace(/class="(?!(tco-hidden|tco-display|tco-ellipsis))+.*?"|data-query-source=".*?"|dir=".*?"|rel=".*?"/gi,
'');
}
function targetLinksToNewWindow(el){
var links=el.getElementsByTagName('a');
for (var i=links.length - 1; i >=0; i--){
links[i].setAttribute('target', '_blank');
}}
function getElementsByClassName (node, classname){
var a=[];
var regex=new RegExp('(^|)' + classname + '(|$)');
var elems=node.getElementsByTagName('*');
for (var i=0, j=elems.length; i < j; i++){
if(regex.test(elems[i].className)){
a.push(elems[i]);
}}
return a;
}
function extractImageUrl(image_data){
if(image_data!==undefined&&image_data.innerHTML.indexOf('data-srcset') >=0){
var data_src=image_data.innerHTML
.match(/data-srcset="([A-z0-9%_\.-]+)/i)[0];
return decodeURIComponent(data_src).split('"')[1];
}}
var twitterFetcher={
fetch: function(config){
if(config.maxTweets===undefined){
config.maxTweets=20;
}
if(config.enableLinks===undefined){
config.enableLinks=true;
}
if(config.showUser===undefined){
config.showUser=true;
}
if(config.showTime===undefined){
config.showTime=true;
}
if(config.dateFunction===undefined){
config.dateFunction='default';
}
if(config.showRetweet===undefined){
config.showRetweet=true;
}
if(config.customCallback===undefined){
config.customCallback=null;
}
if(config.showInteraction===undefined){
config.showInteraction=true;
}
if(config.showImages===undefined){
config.showImages=false;
}
if(config.linksInNewWindow===undefined){
config.linksInNewWindow=true;
}
if(config.showPermalinks===undefined){
config.showPermalinks=true;
}
if(config.dataOnly===undefined){
config.dataOnly=false;
}
if(inProgress){
queue.push(config);
}else{
inProgress=true;
domNode=config.domId;
maxTweets=config.maxTweets;
parseLinks=config.enableLinks;
printUser=config.showUser;
printTime=config.showTime;
showRts=config.showRetweet;
formatterFunction=config.dateFunction;
customCallbackFunction=config.customCallback;
showInteractionLinks=config.showInteraction;
showImages=config.showImages;
targetBlank=config.linksInNewWindow;
permalinks=config.showPermalinks;
dataOnly=config.dataOnly;
var head=document.getElementsByTagName('head')[0];
if(script!==null){
head.removeChild(script);
}
script=document.createElement('script');
script.type='text/javascript';
if(config.list!==undefined){
script.src='https://syndication.twitter.com/timeline/list?' +
'callback=twitterFetcher.callback&dnt=false&list_slug=' +
config.list.listSlug + '&screen_name=' + config.list.screenName +
'&suppress_response_codes=true&lang=' + (config.lang||lang) +
'&rnd=' + Math.random();
}else if(config.profile!==undefined){
script.src='https://syndication.twitter.com/timeline/profile?' +
'callback=twitterFetcher.callback&dnt=false' +
'&screen_name=' + config.profile.screenName +
'&suppress_response_codes=true&lang=' + (config.lang||lang) +
'&rnd=' + Math.random();
}else if(config.likes!==undefined){
script.src='https://syndication.twitter.com/timeline/likes?' +
'callback=twitterFetcher.callback&dnt=false' +
'&screen_name=' + config.likes.screenName +
'&suppress_response_codes=true&lang=' + (config.lang||lang) +
'&rnd=' + Math.random();
}else{
script.src='https://cdn.syndication.twimg.com/widgets/timelines/' +
config.id + '?&lang=' + (config.lang||lang) +
'&callback=twitterFetcher.callback&' +
'suppress_response_codes=true&rnd=' + Math.random();
}
head.appendChild(script);
}},
callback: function(data){
data.body=data.body.replace(/(<img[^c]*class="Emoji[^>]*>)|(<img[^c]*class="u-block[^>]*>)/g, '');
if(!showImages){
data.body=data.body.replace(/(<img[^c]*class="NaturalImage-image[^>]*>|(<img[^c]*class="CroppedImage-image[^>]*>))/g, '');
}
if(!printUser){
data.body=data.body.replace(/(<img[^c]*class="Avatar"[^>]*>)/g, '');
}
var div=document.createElement('div');
div.innerHTML=data.body;
if(typeof(div.getElementsByClassName)==='undefined'){
supportsClassName=false;
}
function swapDataSrc(element){
var avatarImg=element.getElementsByTagName('img')[0];
avatarImg.src=avatarImg.getAttribute('data-src-2x');
return element;
}
var tweets=[];
var authors=[];
var times=[];
var images=[];
var rts=[];
var tids=[];
var permalinksURL=[];
var x=0;
if(supportsClassName){
var tmp=div.getElementsByClassName('timeline-Tweet');
while (x < tmp.length){
if(tmp[x].getElementsByClassName('timeline-Tweet-retweetCredit').length > 0){
rts.push(true);
}else{
rts.push(false);
}
if(!rts[x]||rts[x]&&showRts){
tweets.push(tmp[x].getElementsByClassName('timeline-Tweet-text')[0]);
tids.push(tmp[x].getAttribute('data-tweet-id'));
if(printUser){
authors.push(swapDataSrc(tmp[x].getElementsByClassName('timeline-Tweet-author')[0]));
}
times.push(tmp[x].getElementsByClassName('dt-updated')[0]);
permalinksURL.push(tmp[x].getElementsByClassName('timeline-Tweet-timestamp')[0]);
if(tmp[x].getElementsByClassName('timeline-Tweet-media')[0]!==undefined){
images.push(tmp[x].getElementsByClassName('timeline-Tweet-media')[0]);
}else{
images.push(undefined);
}}
x++;
}}else{
var tmp=getElementsByClassName(div, 'timeline-Tweet');
while (x < tmp.length){
if(getElementsByClassName(tmp[x], 'timeline-Tweet-retweetCredit').length > 0){
rts.push(true);
}else{
rts.push(false);
}
if(!rts[x]||rts[x]&&showRts){
tweets.push(getElementsByClassName(tmp[x], 'timeline-Tweet-text')[0]);
tids.push(tmp[x].getAttribute('data-tweet-id'));
if(printUser){
authors.push(swapDataSrc(getElementsByClassName(tmp[x],'timeline-Tweet-author')[0]));
}
times.push(getElementsByClassName(tmp[x], 'dt-updated')[0]);
permalinksURL.push(getElementsByClassName(tmp[x], 'timeline-Tweet-timestamp')[0]);
if(getElementsByClassName(tmp[x], 'timeline-Tweet-media')[0]!==undefined){
images.push(getElementsByClassName(tmp[x], 'timeline-Tweet-media')[0]);
}else{
images.push(undefined);
}}
x++;
}}
if(tweets.length > maxTweets){
tweets.splice(maxTweets, (tweets.length - maxTweets));
authors.splice(maxTweets, (authors.length - maxTweets));
times.splice(maxTweets, (times.length - maxTweets));
rts.splice(maxTweets, (rts.length - maxTweets));
images.splice(maxTweets, (images.length - maxTweets));
permalinksURL.splice(maxTweets, (permalinksURL.length - maxTweets));
}
var arrayTweets=[];
var x=tweets.length;
var n=0;
if(dataOnly){
while (n < x){
arrayTweets.push({
tweet: tweets[n].innerHTML,
author: authors[n].innerHTML,
time: times[n].textContent,
image: extractImageUrl(images[n]),
rt: rts[n],
tid: tids[n],
permalinkURL: (permalinksURL[n]===undefined) ?
'':permalinksURL[n].href
});
n++;
}}else{
while (n < x){
if(typeof(formatterFunction)!=='string'){
var datetimeText=times[n].getAttribute('datetime');
var newDate=new Date(times[n].getAttribute('datetime')
.replace(/-/g,'/').replace('T', ' ').split('+')[0]);
var dateString=formatterFunction(newDate, datetimeText);
times[n].setAttribute('aria-label', dateString);
if(tweets[n].textContent){
if(supportsClassName){
times[n].textContent=dateString;
}else{
var h=document.createElement('p');
var t=document.createTextNode(dateString);
h.appendChild(t);
h.setAttribute('aria-label', dateString);
times[n]=h;
}}else{
times[n].textContent=dateString;
}}
var op='';
if(parseLinks){
if(targetBlank){
targetLinksToNewWindow(tweets[n]);
if(printUser){
targetLinksToNewWindow(authors[n]);
}}
if(printUser){
op +='<div class="user">' + strip(authors[n].innerHTML) +
'</div>';
}
op +='<p class="tweet">' + strip(tweets[n].innerHTML) + '</p>';
if(printTime){
if(permalinks){
op +='<p class="timePosted"><a href="' + permalinksURL[n] +
'">' + times[n].getAttribute('aria-label') + '</a></p>';
}else{
op +='<p class="timePosted">' +
times[n].getAttribute('aria-label') + '</p>';
}}
}else{
if(tweets[n].textContent){
if(printUser){
op +='<p class="user">' + authors[n].textContent + '</p>';
}
op +='<p class="tweet">' +  tweets[n].textContent + '</p>';
if(printTime){
op +='<p class="timePosted">' + times[n].textContent + '</p>';
}}else{
if(printUser){
op +='<p class="user">' + authors[n].textContent + '</p>';
}
op +='<p class="tweet">' +  tweets[n].textContent + '</p>';
if(printTime){
op +='<p class="timePosted">' + times[n].textContent + '</p>';
}}
}
if(showInteractionLinks){
op +='<p class="interact"><a href="https://twitter.com/intent/' +
'tweet?in_reply_to=' + tids[n] +
'" class="twitter_reply_icon"' +
(targetBlank ? ' target="_blank">':'>') +
'Reply</a><a href="https://twitter.com/intent/retweet?' +
'tweet_id=' + tids[n] + '" class="twitter_retweet_icon"' +
(targetBlank ? ' target="_blank">':'>') + 'Retweet</a>' +
'<a href="https://twitter.com/intent/favorite?tweet_id=' +
tids[n] + '" class="twitter_fav_icon"' +
(targetBlank ? ' target="_blank">':'>') + 'Favorite</a></p>';
}
if(showImages&&images[n]!==undefined&&extractImageUrl(images[n])!==undefined){
op +='<div class="media">' +
'<img src="' + extractImageUrl(images[n]) +
'" alt="Image from tweet" />' + '</div>';
}
if(showImages){
arrayTweets.push(op);
}else if(!showImages&&tweets[n].textContent.length){
arrayTweets.push(op);
}
n++;
}}
handleTweets(arrayTweets);
inProgress=false;
if(queue.length > 0){
twitterFetcher.fetch(queue[0]);
queue.splice(0,1);
}}
};
window.twitterFetcher=twitterFetcher;
return twitterFetcher;
}));