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Resizes thumbnails on e621.net, replacing them with higher resoltion images and adding support for video previews.
// ==UserScript==
// @name e621 Thumbnail Enhancer
// @version 1.01
// @description Resizes thumbnails on e621.net, replacing them with higher resoltion images and adding support for video previews.
// @author swordgedance
// @include http://*e621.net/post*
// @include https://*e621.net/post*
// @include http://*e621.net/pool*
// @include https://*e621.net/pool*
// @grant GM.xmlHttpRequest
// @namespace https://greasyfork.org/de/users/398891
// ==/UserScript==
//original rooshoos
//http://twitter.com/rooshoos
var sty =document.createElement("style");
sty.innerHTML=[
"div.thumbEnh_cont{"
," display: grid;"
," grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));"
,"}"
,"div.thumbEnh_cont span.thumb{"
," width:90%;"
," height:auto;"
,"}"
,"span.thumb img{"
," width:100%;"
," height:auto;"
,"}"
// ,"span.thumb {"
// ," width: 30%;" //auto;"
// ," height: auto;" //250px;"
// ," margin: 0 10px 10px 0;"
// ,"}"
,"span.thumb .preview {"
," display: block;"
," height: auto;"//220px;"
," width: 100%;"//auto;"
,"}"
,"#child-posts-expanded-thumbs span.thumb,"
,"#child-posts-expanded-thumbs span.thumb .preview {"
," width: 32%;"//180px;"
," height:auto;"
,"}"
,"span.thumb .post-score {"
," width: auto !important;"
,"}"
,"span.thumb .tooltip-thumb {"
," display: block;"
," position: relative;"
,"}"
,"span.thumb .gif,"
,"span.thumb .video {"
," position: relative;"
," display: block;"
,"}"
,"span.thumb .gif:not(:hover)::after,"
,"span.thumb .video:not(:hover)::after {"
," content: '';"
," display: block;"
," position: absolute;"
," top: 0; bottom: 0; left: 0; right: 0;"
,"}"
,"span.thumb .video:not(:hover)::after {"
," background: transparent "
," url(data:image/svg+xml;base64,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)"
," no-repeat center/80px;"
,"}"
,"span.thumb .gif:not(:hover)::after {"
," content: 'GIF';"
," width: 60px;"
," height: 30px;"
," margin: auto;"
," font-size: 16px;"
," font-weight: bold;"
," line-height: 30px;"
," color: rgba(0,0,0,0.4);"
," background-color: rgba(255,255,255,0.8);"
," border-radius: 6px;"
," box-shadow: 0 0 13px rgba(0,0,0,0.29);"
,"}"
,"span.thumb .gif:hover .preview {"
," display: none !important;"
,"}"
,"span.thumb .gif:hover img.preview {"
," display: block !important;"
,"}"
].join("");
document.head.appendChild(sty);
(function () {
var contDiv = document.querySelector("span.thumb").parentElement;
contDiv.className = "thumbEnh_cont";
function is_gif(i) {
return /^(?!data:).*\.gif/i.test(i.src);
}
function freeze_gif(i) {
var c = document.createElement('canvas');
var w = c.width = i.naturalWidth;
var h = c.height = i.naturalHeight;
var p = i.parentNode;
c.getContext('2d').drawImage(i, 0, 0, w, h);
p.className = ['gif', p.className].join(' ');
try {
i.src = c.toDataURL("image/gif"); // if possible, retain all css aspects
} catch (e) { // cross-domain -- mimic original with all its tag attributes
replaceImg(c, i);
i.style.display = 'none';
p.insertBefore(i, p.firstChild);
}
}
function replaceImg(e, i) {
e.className = i.className;
var s = window.getComputedStyle(i);
e.style.border = s.getPropertyValue('border');
e.style.borderRadius = s.getPropertyValue('border-radius');
i.parentNode.replaceChild(e, i);
}
function setVideo(thumb, videoUrl) {
var video = document.createElement('video'),
parent = thumb.parentNode;
video.controls = false;
video.loop = true;
video.muted = true;
video.preload = 'metadata';
video.addEventListener('loadedmetadata', function () {
parent.className = ['video', parent.className].join(' ');
parent.addEventListener('mouseenter', function () {
video.play();
});
parent.addEventListener('mouseleave', function () {
video.pause();
});
replaceImg(this, thumb);
}, false);
video.src = videoUrl;
}
/* Replace video thumbnails with actual playable video */
function videoThumb(thumb, parseHTML) {
parseHTML = parseHTML || false;
var parent = thumb.parentNode;
GM.xmlHttpRequest({
method: "GET",
url: parent.href,
headers: {
"Accept": "text/xml"
},
onload: function (response) {
var videoUrl = null;
if (response.readyState !== 4) return;
if (!response.responseXML) return;
var file_url = response.responseXML.getElementsByTagName('file_url')[0];
if (!file_url) return;
videoUrl = file_url.childNodes[0].nodeValue;
setVideo(thumb, videoUrl);
}
});
}
/* Replace image thumbnails with higher resolution */
function imageThumb(thumb) {
var newThumb = new Image(),
replace = function (thumb) {
thumb.src = this.src;
if (is_gif(thumb)) {
//freeze_gif(thumb);
}
},
trynoSample = function (thumb) {
this.onerror = tryGif.bind(this, thumb);
this.src = thumb.src.replace('/preview/', '/');
},
tryGif = function (thumb) {
this.onerror = null;
this.src = thumb.src.replace('/preview/', '/').replace('.jpg', '.gif');
};
newThumb.onload = replace.bind(newThumb, thumb);
newThumb.onerror = trynoSample.bind(newThumb, thumb);
newThumb.src = thumb.src.replace('/preview/', '/sample/');
}
function imgError(image) {
image.onerror = "";
image.src = "/images/noimage.gif";
return true;
}
/* Run above on all thumbnails */
var thumbs = document.querySelectorAll('span.thumb img');
//var typ=document.querySelectorAll('span.thumb span.type-badge');
for (i = 0; i < thumbs.length; i++) {
var thumb = thumbs[i];
var badge = thumb.parentElement.querySelector("span.type-badge");
if (badge && badge.innerHTML.toLowerCase() == "webm") {
(function (thumb, i) {
setTimeout(function () {
videoThumb(thumb);
}, 100 * i);
})(thumb, i);
} else {
imageThumb(thumb);
}
}
})();