8chan-MD5

Display image md5s

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 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         8chan-MD5
// @version      0.3.1
// @description  Display image md5s
// @author       Anonymous
// @match        *://8ch.net/*
// @grant        none
// @namespace    https://greasyfork.org/users/18941
// ==/UserScript==

String.prototype.hexEncode = function() {
	var result = "";
	for (var i = 0; i < this.length; i++) { result += this.charCodeAt(i).toString(16); }
	return result;
};

(function(window, $) {
	var md5 = {
		init: function() {
			// apply md5 to all posts now.
			md5.append(document.body);

			// add md5 to any posts that may be added.
			this.observer = new MutationObserver(function(mutations) { mutations.forEach(function(mutation) { var newNodes = mutation.addedNodes; if (newNodes !== null) { $(newNodes).each(function() { md5.append(this); }); } }); });
			this.observer.observe($('.thread')[0], {attributes: true, childList: true, characterData: true});
		},

		append: function(root) {
			$(root).find('.files .file').each(function() {
				var md5 = window.atob($(this).find('.post-image').attr('data-md5')).hexEncode();
				$(this).find('.fileinfo .unimportant').append(" <a href='javascript:md5.toggle(\"" + md5 + "\");'>#</a><br/><span id='md5_" + md5 + "' class='hidden'>MD5: " + md5 + "</span>");
			});
		},
		
		toggle: function(md5) {
		  $('#md5_' + md5).toggleClass('hidden');
		}
	};

	md5.init();
	window.md5 = md5;
})(window, jQuery);