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embedlam.0.6.5.js
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/* embedlam.js @ 0.6.5 :: BSD-3-Clause-Clear :: https://github.com/wnda/embedlam/ */
;(function (win, doc) {
'use strict';
var _anchors, _config, _checker;
if (!('performance' in win)) {
win.performance = {
'now': function () { return new win.Date().getTime(); }
};
}
if (!('encodeURIComponent' in win)) {
win.encodeURIComponent = win.escape;
win.decodeURIComponent = win.unescape;
}
win.embedlam = {
'init': init
};
function init (config) {
(doc.head || doc.getElementsByTagName('head')[0]).insertAdjacentHTML('beforeend',win.decodeURIComponent('%3Cstyle%3E%5Bdata-mbdlm-4by1%5D%2C%5Bdata-mbdlm-16by9%5D%2C%5Bdata-mbdlm-sq%5D%7Bdisplay%3Ablock%3B-webkit-box-sizing%3Aborder-box!important%3Bbox-sizing%3Aborder-box!important%3Bposition%3Arelative!important%3Boverflow%3Ahidden!important%3B%7D%5Bdata-mbdlm-4by1%5D%7Bpadding-bottom%3A22%25!important%3B%7D%5Bdata-mbdlm-16by9%5D%7Bpadding-bottom%3A56.2%25!important%3B%7D%5Bdata-mbdlm-sq%5D%7Bpadding-bottom%3A22%25!important%3B%7D%5Bdata-mbdlm-16by9%5D%3Abefore%2C%5Bdata-mbdlm-4by1%5D%3Abefore%2C%5Bdata-mbdlm-sq%5D%3Abefore%7Bcontent%3A%22%22%3B-webkit-box-sizing%3Aborder-box%3Bbox-sizing%3Aborder-box%3Bdisplay%3Ablock%3Bposition%3Aabsolute%3Btop%3A0%3Bleft%3A0%3Bright%3A0%3Bbottom%3A0%3Bwidth%3A100%25%3Bheight%3A100%25%3Bbackground%3Argba(0%2C0%2C0%2C.8)%3Bopacity%3A0%3Bvisibility%3Bhidden%3Btransition-property%3Aopacity%2Cvisibility%3Btransition-timing-function%3Acubic-bezier(.4%2C0%2C.2%2C1)%3Btransition-duration%3A200ms%3B%7D%5Bdata-mbdlm-16by9%5D%3Aafter%2C%5Bdata-mbdlm-4by1%5D%3Aafter%2C%5Bdata-mbdlm-sq%5D%3Aafter%7Bcontent%3A%22%22%3Bdisplay%3Anone%3B-webkit-box-sizing%3Aborder-box%3Bbox-sizing%3Aborder-box%3Bbackground-clip%3Apadding-box%3Bposition%3Aabsolute%3Btop%3A50%25%3Bleft%3A50%25%3Bmargin%3A-48px%200%200%20-48px%3Bopacity%3A1%3Bborder%3A48px%20solid%20rgba(0%2C0%2C0%2C0)%3Bborder-top-color%3A%23fefefe%3Bwidth%3A48px%3Bheight%3A48px%3Bborder-radius%3A48px%3B-webkit-transform%3Arotate(0)%3Btransform%3Arotate(0)%3B%7D%5Bdata-mbdlm-16by9%5D%3Abefore%2C%5Bdata-mbdlm-4by1%5D%3Abefore%2C%5Bdata-mbdlm-16by9%5D%3Aafter%2C%5Bdata-mbdlm-4by1%5D%3Aafter%2C%5Bdata-mbdlm-sq%5D%3Abefore%2C%5Bdata-mbdlm-sq%5D%3Aafter%7Bz-index%3A9999%3B-webkit-pointer-events%3Anone%3Bpointer-events%3Anone%3Bcontain%3Astrict%3Bisolation%3Aisolate%3B%7D%5Bdata-mbdlm-16by9%5D%5Bdata-mbdlm-fetching%5D%3Aafter%2C%5Bdata-mbdlm-4by1%5D%5Bdata-mbdlm-fetching%5D%3Aafter%2C%5Bdata-mbdlm-sq%5D%5Bdata-mbdlm-fetching%5D%3Aafter%7Bdisplay%3Ablock%3B-webkit-animation%3Aspinner%201s%20cubic-bezier(.4%2C0%2C.2%2C1)%20infinite%3Banimation%3Aspinner%201s%20cubic-bezier(.4%2C0%2C.2%2C1)%20infinite%3B%7D%5Bdata-mbdlm-16by9%5D%5Bdata-mbdlm-fetching%5D%3Abefore%2C%5Bdata-mbdlm-4by1%5D%5Bdata-mbdlm-fetching%5D%3Abefore%2C%5Bdata-mbdlm-sq%5D%5Bdata-mbdlm-fetching%5D%3Abefore%7Bopacity%3A1%3Bvisibility%3Avisible%3B%7D%5Bdata-mbdlm-fill%5D%7Bposition%3Aabsolute%3Btop%3A0%3Bleft%3A0%3Bright%3A0%3Bbottom%3A0%3Bwidth%3A100%25%3Bheight%3A100%25%3Boverflow%3Ahidden%3B%7D%5Bdata-mbdlm-img%5D%7Bwidth%3Aauto%3Bheight%3Aauto%3Bmax-width%3A100%25%3B%7D%5Bdata-mbdlm-map%5D%7Bposition%3Aabsolute%3Btop%3A50%25%3Bleft%3A50%25%3B-webkit-transform%3Atranslate(-50%25%2C-50%25)%3Btransform%3Atranslate(-50%25%2C-50%25)%3Bmin-width%3A100%25%3Bmin-height%3A100%25%3Bwidth%3Aauto%3Bheight%3Aauto%3Bcursor%3Apointer%3B%7D%40-webkit-keyframes%20spinner%7B100%25%7B-webkit-transform%3Arotate(360deg)%7D%7D%40keyframes%20spinner%7B100%25%7Btransform%3Arotate(360deg)%7D%7D%3C%2Fstyle%3E'));
_anchors = doc.getElementsByTagName('a');
_config = typeof config !== 'undefined' ? config : null;
_checker = checkDOM();
_checker();
addEvent(doc, 'readystatechange', _checker);
addEvent(win, 'scroll', _checker);
}
function checkDOM () {
return debounce(function (e) {
var _iframe_src = '';
var f = 0;
var g = 0;
var _ev = null;
if (!!_config && 'querySelectorAll' in doc) {
_anchors = ('container' in _config && !!_config.container ? doc.querySelector(_config.container) : doc).querySelectorAll('selector' in _config && !!_config.selector ? _config.selector : 'a');
}
f = _anchors.length;
g = 0;
_ev = (e || win.event);
if (doc.readyState === 'loading') {
return;
}
if (typeof _ev !== 'undefined' && !!_ev.type) {
if (_ev.type !== 'scroll' && _ev.type !== 'onscroll' && (doc.readyState === 'interactive' || doc.readyState === 'complete')) {
removeEvent(doc, 'readystatechange', _checker);
}
if ((_ev.type === 'scroll' || _ev.type === 'onscroll') && f < 1) {
removeEvent(win, 'scroll', _checker);
return;
}
}
for (; g < f; ++g) {
_iframe_src = '';
if (typeof _anchors[g] === 'undefined' || !_anchors[g].getAttribute('href') || _anchors[g].getAttribute('href').length < 5 || !isInViewport(_anchors[g])) {
continue;
}
_iframe_src = processURL(_anchors[g]);
if (typeof _iframe_src === 'string' && _iframe_src.length > 0) {
makeInlineFrame(_iframe_src, _anchors[g], true);
}
}
}, 500);
}
function processURL (_link) {
var _supports_cors = ('fetch' in win || 'XDomainRequest' in win || 'XMLHttpRequest' in win);
var _url = _link.href || _link.getAttribute('href');
var _by_dot;
var _len;
var _params;
var _iframe_src;
var _temp;
_url = _url.match(/http:/) ? _url.replace('http:', 'https:') : _url;
_url = _url.slice(-1) === '/' ? _url.slice(0, -1) : _url;
_by_dot = _url.split('.');
_len = _by_dot.length;
_temp = '';
switch (true) {
case !!(_url.match(/\.386|\.bat|\.cmd|\.dll|\.exe|\.msi|\.sh/i)):
switch (_by_dot[_len - 1].toLowerCase()) {
case '386':
case 'bat':
case 'cmd':
case 'dll':
case 'exe':
case 'msi':
case 'sh':
_link.parentNode.insertAdjacentHTML('afterbegin','<em>(Link to potentially hazardous resource removed)</em>');
_link.parentNode.removeChild(_link);
win.console.warn('Link to potentially harmful file removed: ' + _url);
break;
}
break;
case !!(_link.getAttribute('download')):
makeDownload(_url, _link);
break;
case !!(_url.match(/\.jpg|\.jpeg|\.png|\.apng|\.gif|\.webp|\.bmp|\.ico|\.tiff|\.svg/i)):
switch (_by_dot[_len - 1].toLowerCase()) {
case 'jpg':
case 'jpeg':
case 'png':
case 'apng':
case 'gif':
case 'webp':
case 'bmp':
case 'ico':
case 'tiff':
case 'svg':
makeImage(_url, _link);
break;
}
break;
case !!(_url.match(/\.mp4|\.webm|\.ogv/i) && 'HTMLVideoElement' in win):
switch (_by_dot[_len - 1].toLowerCase()) {
case 'mp4':
case 'webm':
case 'ogv':
makeVideo(_url, _link, _by_dot[_len - 1]);
break;
}
break;
case !!(_url.match(/\.mp3|\.m4a|\.wav/i) && 'HTMLAudioElement' in win):
switch (_by_dot[_len - 1].toLowerCase()) {
case 'mp3':
case 'm4a':
case 'wav':
makeAudio(_url, _link, _by_dot[_len - 1]);
break;
}
break;
case !!(_url.match(/youtube\.com\/embed\/\w+/)):
case !!(_url.match(/player\.vimeo\.com\/video\/\w+/)):
case !!(_url.match(/player\.twitch\.tv\/\?\w+/)):
case !!(_url.match(/clips\.twitch\.tv\/embed\?clip/)):
case !!(_url.match(/bandcamp\.com\/EmbeddedPlayer\/\w+/)):
case !!(_url.match(/open\.spotify\.com\/embed\?\w+/)):
case !!(_url.match(/embed\.spotify\.com\/\?\w+/)):
case !!(_url.match(/dailymotion\.com\/embed\/video\/\w+/)):
case !!(_url.match(/imgur\.com\/\/a\/\w+\/embed\?/)):
case !!(_url.match(/imgur\.com\/\w+\/embed\?/)):
case !!(_url.match(/gfycat\.com\/ifr\/\w+/)):
case !!(_url.match(/hulu\.com\/embed\.html\?\w+=\w+/)):
case !!(_url.match(/codepen\.io\/\w+\/embed/)):
case !!(_url.match(/appear\.in\/\w+/)):
case !!(_url.match(/embed\.theguardian\.com\/embed\/video\//)):
case !!(_url.match(/reuters\.com\/assets\/iframe\/yovideo\?/)):
case !!(_url.match(/static01\.nyt.com\/video\/players\/offsite\//)):
case !!(_url.match(/bloomberg\.com\/api\/embed\/iframe\?id=\d+/)):
case !!(_url.match(/yahoo\.com\/[\w\d-_]+\.html\?format=embed/)):
case !!(_url.match(/liveleak\.com\/ll_embed\?f=[\w\d-_]+/)):
case !!(_url.match(/video-api\.wsj\.com\/api-video\//)):
case !!(_url.match(/washingtonpost\.com\/video\/c\/embed\//)):
case !!(_url.match(/abcnews\.go\.com\/video\/embed\?id=[\w\d-_]+/)):
case !!(_url.match(/theatlantic\.com\/video\/iframe\//)):
case !!(_url.match(/twitter\.com\/i\/videos\/\d+/)):
_iframe_src = _url;
break;
case !!(_url.match(/youtube\.com\/watch\?v=\w+/)):
_iframe_src = 'https://www.youtube.com/embed/' + getParams(_url).v;
break;
case !!(_url.match(/youtu\.be\/\w+/)):
_iframe_src = 'https://www.youtube.com/embed/' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/youtube\.com\/v\/\w+/)):
_iframe_src = 'https://www.youtube.com/embed/' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/youtube\.com\/playlist\?list=\w+/)):
_iframe_src = 'https://www.youtube.com/embed/videoseries?list=' + getParams(_url).list;
break;
case !!(_url.match(/vimeo\.com\/\w+/)):
_iframe_src = 'https://player.vimeo.com/video/' + _url.match(/[^\/]+$/)[0] + '?portrait=0';
break;
case !!(_url.match(/facebook\.com\/\w+\/videos\/\w+/)):
_iframe_src = 'https://www.facebook.com/v2.8/plugins/video.php?href=' + win.encodeURIComponent(_url);
break;
case !!(_url.match(/twitch\.tv\/\w+\/v\/\w+/)):
_iframe_src = 'https://player.twitch.tv/?video=v' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/dailymotion\.com\/video\/\w+/)):
_iframe_src = 'https://www.dailymotion.com/embed/video/' + _url.match(/[^\/]+$/)[0].split('_')[0];
break;
case !!(_url.match(/spotify\.com\/user\/\w+\/playlist\/\w+/)):
_iframe_src = 'https://embed.spotify.com/?uri=spotify:user:' + (_url.split('/')[0] !== 'https:' ? _url.split('/')[2] : _url.split('/')[4]) + '/playlist/' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/spotify\.com\/track\/\w+/)):
_iframe_src = 'https://embed.spotify.com/?uri=spotify:track:' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/spotify\.com\/\w+/)):
_iframe_src = 'https://embed.spotify.com/?uri=' + win.encodeURIComponent(_url.replace('https://',''));
break;
case !!(_url.match(/vine\.co\/v\/\w+/)):
_iframe_src = _url + '/embed/postcard';
break;
case !!(_url.match(/api\.soundcloud\.com\/tracks\/\w+/)):
_iframe_src = 'https://w.soundcloud.com/player/?url=' + win.encodeURIComponent(_url) + '&auto_play=false&show_artwork=true&color=0066cc';
break;
case !!(_url.match(/instagram\.com\/p\/\w+/)):
_iframe_src = 'https://' + _url.match(/instagram\.com\/p\/\w+/)[0] + '/embed';
break;
case !!(_url.match(/imgur\.com\/gallery\/\w+/)):
_iframe_src = 'https://imgur.com/a/' + _url.match(/[^\/]+$/)[0] + '/embed?pub=true&analytics=false';
break;
case !!(_url.match(/imgur\.com\/\w+/)):
_iframe_src = _url + '/embed?pub=true&analytics=false';
break;
case !!(_url.match(/gfycat\.com\/([A-Z][a-z]*)([A-Z][a-z]*)([A-Z][a-z]*)/)):
_iframe_src = 'https://gfycat.com/ifr/' + _url.match(/[^\/]+$/)[0];
break;
case !!(_url.match(/jsfiddle\.com\/\w+/)):
_iframe_src = _url + '/embedded';
break;
case !!(_url.match(/codepen\.io\/\w+\/\w+/)):
_temp = _url.replace(/(https|http)(:\/\/)(codepen\.io)/, '');
_iframe_src = 'https://codepen.io/' + _temp.match(/\w+\//gi)[0] + 'embed/' + _temp.match(/\w+\//gi)[1] + '?theme-id=23496&slug-hash=' + _temp.match(/\w+\//gi)[1] + '&default-tab=html,result&user=' + _temp.match(/\w+\//gi)[0] + '&embed-version=2&editable=true';
_temp = null;
break;
case !!(_url.match(/jsbin\.com\/\w+/)):
_iframe_src = _url.replace('edit', 'embed').replace('https', 'http');
break;
case !!(_url.match(/theguardian\.com\/[\w\d-_]+\/video\//)):
_iframe_src = 'https://embed.theguardian.com/embed/video' + _url.replace(/(https:\/\/|http:\/\/)(www\.theguardian|theguardian)(\.com)/,'');
break;
case !!(_url.match(/reuters\.com/) && _url.match(/videoId=\d+/)):
_iframe_src = 'https://www.reuters.com/assets/iframe/yovideo?' + _url.match(/videoId=\d+/)[0];
break;
case !!(_url.match(/nytimes\.com\/video\/\w+\/\d+/)):
_iframe_src = 'https://static01.nyt.com/video/players/offsite/index.html?videoId=' + _url.match(/nytimes\.com\/video\/\w+\/\d+/)[0].replace(/[^\d]/g, '');
break;
case !!(_url.match(/wsj\.com\/video\/[\w\d-_]+\/[\w\d-_]+\.html/)):
_iframe_src = 'https://video-api.wsj.com/api-video/player/v3/iframe.html?guid=' + (_url.match(/\/[\w\d-_]+.html/)[0].replace(/\/|.html/g,'')) + '&shareDomain=null';
break;
case !!(_url.match(/washingtonpost\.com\/video\/\w+/)):
_temp = 'https://www.washingtonpost.com/video/c/embed/' + (_url.match(/\/[\w\d-_]+_video.html/)[0].replace(/\/|.html|_video/g,''));
makeInlineFrame(_temp, _link, false);
_temp = null;
break;
case !!(_url.match(/abcnews\.go\.com\/[\w\d-_]+\/video\/[\w\d-_]+/)):
_iframe_src = 'https://abcnews.go.com/video/embed?id=' + _url.match(/video\/[\w\d-_]+/)[0].replace(/[^\d]/g, '');
break;
case !!(_url.match(/theatlantic\.com\/video\/\w+\/\d+\/[\w\d-_]+/)):
_iframe_src = 'https://www.theatlantic.com/video/iframe/' + _url.match(/video\/\w+\/\d+/)[0].replace(/[^\d]/g, '');
break;
case !!(_url.match(/twitter\.com\/\w+/)):
embedTW(_url, _link)
break;
case !!(_url.match(/yahoo\.com\/[\w\d-_]+\.html/)):
embedYH(_url, _link);
break;
case !!(_url.match(/liveleak\.com\/view\?i=[\w\d-_]+/)):
embedLL(_url, _link);
break;
case !!(_url.match(/ft\.com\/video\/\w+/) && !!_supports_cors):
embedFT(_url, _link);
break;
case !!(_url.match(/vk\.com\/video\?\w+/) && !!_supports_cors):
_params = getParams(a).z[0].match(/[^video]+$/)[0].split('_');
_link.setAttribute('href', '#');
_link.className = 'fetching';
embedVK(_params, _link);
break;
case !!(_url.match(/vk\.com\/video-\w+/) && !!_supports_cors):
_params = _url.match(/[^\/]+$/)[0].match(/[^video]+$/)[0].split('_');
_link.setAttribute('href', '#');
_link.className = 'fetching';
embedVK(_params, _link);
break;
case !!(_url.match(/google\..*@[^A-Za-z]+,/)):
makeStaticMap(_url, _link);
break;
default:
_iframe_src = '';
}
return _iframe_src;
}
function getParams (str) {
var query_string = '';
var pairs = [];
var params = {};
var i;
if (typeof str !== 'string' || !str) {
return;
}
query_string = str.replace(/.*?\?/, '') || '';
if (query_string.length) {
pairs = query_string.split('&');
for (i in pairs) {
var key = pairs[i].split('=')[0];
if (!key.length) {
continue;
}
if (typeof params[key] === 'undefined') {
params[key] = [];
}
params[key].push(pairs[i].split('=')[1]);
}
}
return params;
}
function embedTW (url, link) {
var _ifr_url = 'https://f0c10a425.herokuapp.com/' + url;
var _xhr = 'XDomainRequest' in win ?
new win.XDomainRequest() : 'XMLHttpRequest' in win ?
new win.XMLHttpRequest() : {};
_xhr.open('GET', _ifr_url, true);
_xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
_xhr.responseType = 'text';
addEvent(_xhr, 'readystatechange', function (e) {
var _evt = (e.target || this);
var _tw, _indctr;
if (_evt.readyState === 4 && _evt.status > 199 && _evt.status < 300) {
_indctr = (new win.DOMParser().parseFromString(_evt.responseText, 'text/html')).querySelector('meta[property="og:video:url"]');
if (!!_indctr && !!_indctr.getAttribute('content')) {
_tw = _indctr.getAttribute('content').replace(/\?embed_source=\w+/gi, '');
return makeInlineFrame(_tw, link, true);
}
}
});
addEvent(_xhr, 'error', function () {
console.warn('Error making request');
});
win.setTimeout(function () {
_xhr.send(null);
}, 0);
}
function embedLL (url, link) {
var _ifr_url = 'https://f0c10a425.herokuapp.com/' + url;
var _xhr = 'XDomainRequest' in win ?
new win.XDomainRequest() : 'XMLHttpRequest' in win ?
new win.XMLHttpRequest() : {};
_xhr.open('GET', _ifr_url, true);
_xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
_xhr.responseType = 'text';
addEvent(_xhr, 'readystatechange', function (e) {
var _evt = (e.target || this);
var _vid;
var _ll;
if (_evt.readyState === 4 && _evt.status > 199 && _evt.status < 300) {
_vid = (new DOMParser().parseFromString(_evt.responseText, 'text/html')).querySelector('video');
if (!!_vid && !!_vid.getAttribute('id')) {
_ll = 'https://www.liveleak.com/ll_embed?f=' + _vid.getAttribute('id').replace('player_file_','').substring(0,12);
return makeInlineFrame(_ll, link, true);
}
}
});
addEvent(_xhr, 'error', function () {
console.warn('Error making request');
});
win.setTimeout(function () {
_xhr.send(null);
}, 0);
}
function embedYH (url, link) {
var _ifr_url = 'https://f0c10a425.herokuapp.com/' + url + '?format=embed';
var _xhr = 'XDomainRequest' in win ?
new win.XDomainRequest() : 'XMLHttpRequest' in win ?
new win.XMLHttpRequest() : {};
_xhr.open('GET', _ifr_url, true);
_xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
_xhr.responseType = 'text';
addEvent(_xhr, 'readystatechange', function (e) {
var _evt = (e.target || this);
if (_evt.readyState === 4 && _evt.status > 199 && _evt.status < 300) {
var _err = (new DOMParser().parseFromString(_evt.responseText, 'text/html')).querySelector('.embed-error');
if (!_err) {
return makeInlineFrame((url + '?format=embed'), link, true);
}
}
});
addEvent(_xhr, 'error', function () {
console.warn('Error making request');
});
win.setTimeout(function () {
_xhr.send(null);
}, 0);
}
function embedFT (url, link) {
var _ft_url = 'https://f0c10a425.herokuapp.com/' + url;
var _xhr = 'XDomainRequest' in win ?
new win.XDomainRequest() : 'XMLHttpRequest' in win ?
new win.XMLHttpRequest() : {};
var _vid;
var _src_vid;
_xhr.open('GET', _src_url, true);
_xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
_xhr.responseType = 'text';
addEvent(_xhr, 'readystatechange', function (e) {
var _evt = (e.target || this);
if (_evt.readyState === 4 && _evt.status > 199 && _evt.status < 300) {
var _vid = (new DOMParser().parseFromString(_evt.responseText, 'text/html')).querySelector('video');
if (!!_vid) {
_src_vid = _vid.getAttribute('src');
if (!!_src_vid && _src_vid.match(/\.mp4|\.webm|\.ogg|\.ogv/i)) {
return makeVideo(_src_vid, link, _src_vid.match(/\.mp4|\.webm|\.ogg|\.ogv/i)[0]);
}
}
}
});
addEvent(_xhr, 'error', function(){
console.warn('Error making request');
});
win.setTimeout(function () {
_xhr.send(null);
}, 0);
}
function embedVK (_params, _link) {
var _proxy = 'https://f0c10a425.herokuapp.com/';
var _vk_url = _proxy + 'https://vk.com/video' + _params[0] + '_' + _params[1];
var _xhr = 'XDomainRequest' in win ?
new win.XDomainRequest() : 'XMLHttpRequest' in win ?
new win.XMLHttpRequest() : {};
_xhr.open('GET', _vk_url, true);
_xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
_xhr.responseType = 'text';
addEvent(_xhr, 'readystatechange', function (e) {
var _evt = (e.target || this);
if (_evt.readyState === 4 && _evt.status > 199 && _evt.status < 300) {
return makeInlineFrame(getVKHash(_evt.responseText, _params), _link, false);
}
});
addEvent(_xhr, 'error', function () {
_link.insertAdjacentHTML('beforeend', '<span> [Attempt to embed failed: ' + _vk_url + ']</span>');
});
win.setTimeout(function () {
_xhr.send(null);
}, 0);
}
function getVKHash (markup, params) {
return 'https://vk.com/video_ext.php?oid=' + params[0] + '&id=' + params[1] + '&hash=' + (markup.match(/hash[^0-9a-f]*([0-9a-f]*)/)[1]) + '&hd=1';
}
function makeInlineFrame (url, to_replace, sandbox) {
var _16x9_div;
var _iframe;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
_16x9_div = createPlaceholder('16by9');
to_replace.parentNode.replaceChild(_16x9_div, to_replace);
_iframe = doc.createElement('iframe');
setAttributes(_iframe, {
'data-mbdlm-fill': '',
'allowtransparency': 'true',
'frameborder': 'no',
'scrolling': 'no',
'referrerpolicy': 'no-referrer',
'src': url,
'allowFullscreen': 'allowFullscreen'
});
if (!!sandbox) {
_iframe.setAttribute('sandbox', 'allow-scripts allow-presentation allow-same-origin allow-orientation-lock');
}
addEvent(_iframe, 'load', fetchFinished);
_16x9_div.appendChild(_iframe);
}
function makeDownload(url, to_replace) {
var _4x1_div;
var _dl;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
_4x1_div = createPlaceholder('4by1');
to_replace.parentNode.replaceChild(_4x1_div, to_replace);
_dl = doc.createElement('div');
finishOnMutation(_4x1_div, _dl, 'load');
setAttributes(_dl, {
'data-mbdlm-fill': '',
'data-mbdlm-url': win.encodeURIComponent(url)
});
_4x1_div.appendChild(_dl);
addEvent(_dl, 'click', fakeLink);
}
function makeImage (url, to_replace) {
var _div = doc.createElement('div');
var _img;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
to_replace.parentNode.replaceChild(_div, to_replace);
_img = doc.createElement('img');
setAttributes(_img, {
'data-mbdlm-img': '',
'src': url,
'alt': to_replace.textContent ? to_replace.textContent : url,
'title': to_replace.textContent ? to_replace.textContent : url,
'data-mbdlm-url': win.encodeURIComponent(url)
});
_div.appendChild(_img);
addEvent(_img, 'load', fetchFinished);
addEvent(_img, 'click', fakeLink);
}
function makeVideo (url, to_replace, type) {
var _16x9_div;
var _video;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
_16x9_div = createPlaceholder('16by9');
to_replace.parentNode.replaceChild(_16x9_div, to_replace);
_video = doc.createElement('video');
finishOnMutation(_16x9_div, _video, 'canplay');
setAttributes(_video, {
'data-mbdlm-fill': '',
'preload': 'auto',
'controls': 'controls',
'muted': 'muted',
'webkitplaysinline': '',
'playsinline': ''
});
_16x9_div.appendChild(_video);
_video.insertAdjacentHTML('afterBegin', '<source src="' + url + '" type="video/' + type + '"></source>');
}
function makeAudio (url, to_replace, type) {
var _4x1_div;
var _audio;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
_4x1_div = createPlaceholder('4by1');
to_replace.parentNode.replaceChild(_4x1_div, to_replace);
_audio = doc.createElement('audio');
finishOnMutation(_4x1_div, _audio, 'canplay');
setAttributes(_audio, {
'data-mbdlm-fill': '',
'preload': 'auto',
'controls': 'controls',
'muted': 'muted',
});
_4x1_div.appendChild(_audio);
_audio.insertAdjacentHTML('afterBegin', '<source src="' + url + '" type="audio/' + type + '"></source>');
}
function makeStaticMap (url, to_replace) {
var _16x9_div;
var _img;
var _latlang;
var _cW, _cH;
var _z;
if (typeof to_replace !== 'object' || !to_replace || to_replace.nodeType !== 1) {
return;
}
if (typeof to_replace.parentNode !== 'object' || !to_replace.parentNode || to_replace.parentNode.nodeType !== 1) {
return;
}
_16x9_div = createPlaceholder('16by9');
to_replace.parentNode.replaceChild(_16x9_div, to_replace);
_img = doc.createElement('img');
_16x9_div.appendChild(_img);
_latlang = url.match(/@([^A-Za-z]+,)/)[0].slice(0,-1).replace('@', '');
_cW = _16x9_div.clientWidth > 1 ? _16x9_div.clientWidth : '1';
_cH = _16x9_div.clientHeight > 1 ? _16x9_div.clientHeight : '1';
_z = +(url.match(/(,\d+\.\d+z)|(,\d+z)/)[0].replace(',', '').replace('z', ''));
setAttributes(_img, {
'src': 'https://maps.googleapis.com/maps/api/staticmap?center=' + _latlang + '&size=' + _cW + 'x' + _cH + '&sensor=false&maptype=roadmap&zoom=' + ((_z >= 12 ? _z - 3 : _z) | 0) + '&markers=' + _latlang + '&key=AIzaSyAf7V-aqUb-Guull54mvfrH61hFUbNPqvM',
'alt': 'Google Map',
'title': 'Google Map: ' + _latlang,
'data-mbdlm-map': '',
'data-mbdlm-url': win.encodeURIComponent(url)
});
addEvent(_img, 'load', fetchFinished);
addEvent(_img, 'click', fakeLink);
}
function createPlaceholder (aspect_ratio) {
var _el = doc.createElement('div');
_el.setAttribute('data-mbdlm-' + aspect_ratio, '');
_el.setAttribute('data-mbdlm-fetching', '');
return _el;
}
function finishOnMutation (to_observe, to_reveal, e_type) {
var _o;
if ('MutationObserver' in win) {
_o = new win.MutationObserver(function (mutations) {
var i = 0;
for (; mutations.length > i; ++i) {
if (mutations[i].type === 'childList') {
_o.disconnect();
fetchFinished({'currentTarget': to_reveal, 'type': null});
}
}
});
_o.observe(to_observe, { childList: true });
} else {
addEvent(to_reveal, e_type, fetchFinished);
}
}
function fetchFinished (e) {
var _ev = (e || win.event || null);
var _evt;
if (typeof _ev === 'undefined' || !_ev) {
return;
}
_evt = (_ev.currentTarget || _ev.srcElement || null);
if (!!_evt) {
_evt.parentNode.removeAttribute('data-mbdlm-fetching');
if (!!_evt.type) { removeEvent(_evt, _ev.type, fetchFinished); }
}
}
function isInViewport (el) {
var r = el.getBoundingClientRect();
return (r.top >= 0 && r.left >= 0 && r.top <= (win.innerHeight || doc.documentElement.clientHeight));
}
function debounce (func, wait) {
var scheduled, args, context, timestamp;
return function () {
context = this;
args = [];
timestamp = win.performance.now;
for (var i = 0; i < arguments.length; ++i) {
args[i] = arguments[i];
}
if (!scheduled) {
scheduled = win.setTimeout(later, wait);
}
function later () {
var last = win.performance.now - timestamp;
if (last < wait) {
scheduled = win.setTimeout(later, wait - last);
} else {
scheduled = null;
func.apply(context, args);
}
}
};
}
function setAttributes (el, attrs) {
var _key;
for (_key in attrs) {
el.setAttribute(_key, attrs[_key]);
}
}
function addEvent (target, type, handler) {
switch (true) {
case !!('addEventListener' in win):
return target.addEventListener(type, handler, false);
case !!('attachEvent' in win):
return target.attachEvent(type, handler);
default:
target['on' + type] = handler;
}
}
function removeEvent (target, type, handler) {
switch (true) {
case !!('removeEventListener' in win):
return target.removeEventListener(type, handler, false);
case !!('detachEvent' in win):
return target.detachEvent(type, handler);
default:
target['on' + type] = null;
}
}
function fakeLink (e) {
var _ev = (e || win.event || null);
var _evt;
if (typeof _ev === 'undefined' || !_ev) {
return;
}
_evt = (_ev.currentTarget || _ev.srcElement || null);
if (!('getAttribute' in _evt)) { return; }
return win.open(win.decodeURIComponent(_evt.getAttribute('data-mbdlm-url')));
}
})(window, window.document);