Imgur Direct

See Imgur images & videos directly.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
//
// @name           Imgur Direct
// @version        1.3
// @namespace      https://greasyfork.org/en/users/667743-catspinner
// @description    See Imgur images & videos directly.
// @icon           https://imgur.com/favicon.ico
// @license        MIT
//
//
// @include        /^https://imgur\.com/[a-zA-Z0-9]{5,8}$/
// @exclude        https://imgur.com/gallery
// @exclude        https://imgur.com/upload
//
// @run-at         document-start
//
// ==/UserScript==
//
/*=========================  Version History  ==================================

1.00    -    First public release.

1.1     -    Fixed Imgur's jpg/jpeg shenanigans.
             Shows images faster.
             Strict @include rule to define where script can run.

1.2     -    Fixed a typo in @include regex.

1.3     -    Just some meta changes.

==============================================================================*/


function runImgurDirect() {
  const imgname = location.href.replace('https://imgur.com/', 'https://i.imgur.com/'),
        imgname_jpeg = imgname + '.jpeg',
        imgname_jpg  = imgname + '.jpg',
        imgname_png  = imgname + '.png',
        imgname_gif  = imgname + '.gif',
        imgname_mp4  = imgname + '.mp4',
        imgname_gifv = imgname + '.gifv';

  const url = location.href;
  const xhr = new XMLHttpRequest();
  xhr.open('GET', url);
  xhr.responseType = 'text';
  xhr.send();
  xhr.onload = function() {
    const page = xhr.response;
    var video = true;
    var trueimage = location.href;

    if (page.indexOf("og:video") == -1) {
      video = false;
    } if (page.indexOf(imgname_png) > -1) {
      trueimage = imgname_png;
    } else if (page.indexOf(imgname_jpeg) > -1) {
      trueimage = imgname_jpeg;
    } else if (page.indexOf(imgname_jpg) > -1) {
      trueimage = imgname_jpg;
    }

    if (video) {
      if (countOccurrence(page, imgname_gif) > 2) {
        trueimage = imgname_gif;
      } else if (countOccurrence(page, imgname_mp4) > 2) {
        trueimage = imgname_mp4;
      } else if (countOccurrence(page, imgname_gifv) > 2) {
        trueimage = imgname_gifv;
      }
    }

    if (url !== trueimage) {
      window.location.replace(trueimage);
    } else {
      return;
    }
  }
}

function countOccurrence(string, subString) {
  var n    = 0,
      pos  = 0,
      step = subString.length;

  while (true) {
    pos = string.indexOf(subString, pos);
    if (pos >= 0) {
        ++n;
        pos += step;
    } else break;
  }
  return n;
}

runImgurDirect();