GitHub images as icons

Show images in Github repositories source tree as 16x16 icons

As of 24.10.2014. See апошняя версія.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

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

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        GitHub images as icons
// @description Show images in Github repositories source tree as 16x16 icons
// @namespace   wOxxOm.scripts
// @include     https://github.com/*
// @match       https://github.com/*
// @version     1.01
// @grant       GM_addStyle
// @run-at      document-start
// ==/UserScript==

function addStyle(e) {
  GM_addStyle('.wOxxOm-image-icon { max-width:16px; max-height:16px; width:auto; height:auto; margin-left:-2px }')
  window.removeEventListener('DOMContentLoaded', addStyle);
  iconify(document.body);
}
window.addEventListener('DOMContentLoaded', addStyle);

function iconify(n) {
  var aa = (n.className == 'js-directory-link') ? [n] : n.getElementsByClassName('js-directory-link');
  for (var a, i=0; i<aa.length && (a=aa[i++]); ) {
    var r = a.href.match(/github\.com\/(.+?\/)blob\/([^\/]+\/.+?\.(?:png|jpg|jpeg|bmp|gif|cur|ico))$/);
    if (!r)
      continue;

    var td = a.parentNode.parentNode.previousElementSibling;
    if (td.localName != 'td')
      continue;
    
    var icon = td.firstElementChild;
    var img = icon.nextElementSibling;
    if (!img)
      td.insertBefore(img = document.createElement('img'), icon);
    
    icon.style.display = 'none';
    img.className = 'wOxxOm-image-icon';
    img.src = 'https://raw.githubusercontent.com/' + r[1] + r[2];
  }
}

var ob = new MutationObserver(function(mutations){
  for (var m, i=0; i<mutations.length && (m=mutations[i++]) && (mtg=m.target); )
    if (mtg.id == 'js-repo-pjax-container' || (mtg.className == 'files' && mtg.localName == 'table'))
      for (var nn=m.addedNodes, n, j=0; j<nn.length && (n=nn[j++]); )
        if (n.nodeType == Node.ELEMENT_NODE)
            iconify(n);
});
ob.observe(document, {subtree:true, childList:true});