Add Flattr button on GitHub.com
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/*
Add Flattr button on GitHub.com
Copyright (C) 2012 LouCypher
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
// ==UserScript==
// @name GitHub: Add Flattr button
// @namespace https://github.com/LouCypher
// @description Add Flattr button on GitHub.com
// @version 13.0
// @author LouCypher
// @license GPL
// @icon http://i.imgur.com/VDx96.png
// @resource license https://raw.github.com/LouCypher/userscripts/master/licenses/GPL/LICENSE.txt
// @resource changelog https://github.com/LouCypher/userscripts/raw/master/github-flattr/changelog.txt
// @include https://github.com/*
// @include https://gist.github.com/*
// @exclude https://github.com/dashboard/*
// @exclude https://github.com/*/following
// ==/UserScript==
(function() {
var isGist = location.hostname == "gist.github.com";
var buttons = $(".pagehead ul.pagehead-actions") || // repo/gist page
$(".user-following-container"); // user profile page
if (!buttons ||
// Thou shalt not Flattreth thyself.
($("li.text", buttons) && ($("li.text", buttons).textContent == "This is you!")) ||
// Thou canst not Flattreth organizations.
// http://blog.flattr.net/2012/02/winter-update-github-tweets-extensions/#comment-8471
$(".pagehead > .avatared > .organization-bit") ||
$("li a.minibutton.btn-back", buttons)
) return;
var url = location.href;
if (isGist) {
var owner = $(".author.vcard a");
var user = $("#user-links .name");
if (user && (user.href == owner.href)) return; // Thou shalt not Flattreth thine own gist.
var li = insertBefore(document.createElement("li"), $("li", buttons), buttons);
var button = li.appendChild(document.createElement("button"));
button.className = "minibutton";
button.appendChild(flattrButton($("a.js-current-repository").href));
button.appendChild(button.firstChild.lastChild);
button.addEventListener("click", function(e) {
e.target.querySelector("a").click();
}, false);
return;
}
var username = $(".avatared > h1 > em") || $(".avatared > h1 > .name-only");
var repoName = url.match(/[^(\.com\/)]\w+\/.[^\/]*/);
if (!(repoName || username)) return;
var permalink = $(".js-current-repository");
var name = repoName ? repoName.toString() : username.textContent;
if (buttons.nodeName == "SPAN") {
url = location.href.replace(location.search, "");
var span = insertBefore(document.createElement("span"),
buttons.firstChild, buttons);
span.appendChild(flattrButton(url, "Flattr " + name, "minibutton"));
} else if (!$(".repohead ul.tabs li:last-child a[href$='settings']")) {
// Thou shalt not Flattreth thine own repo.
var li = insertBefore(document.createElement("li"),
$("li.text", buttons) ? $("li.text", buttons).
nextSibling
: buttons.firstChild,
buttons);
li.appendChild(flattrButton(permalink ? permalink.href : url,
"Flattr " + name, "minibutton"));
}
var container = $("#js-repo-pjax-container");
var committer = $(".authorship .author-name a", container);
var user = $("#user .name"); // Logged in.
// Thou shalt not Flattreth thine own commit.
if (user && committer && (user.href == committer.href)) return;
var browse = $(".commit > .browse-button", container);
browse && (browse.style.marginLeft = ".5em")
&& insertBefore(flattrButton(url, "Flattr this commit!", "browse-button"),
browse.nextSibling,
browse.parentNode);
function $(aSelector, aNode) {
return (aNode ? aNode : document).querySelector(aSelector);
}
function insertBefore(aNode, aSibling, aParent) {
return aParent.insertBefore(aNode, aSibling);
}
function getCSSPrefix() {
var ua = navigator.userAgent;
if (/Firefox/.test(ua)) return "-moz-";
if (/Opera/.test(ua)) return "-o-";
if (/AppleWebKit/.test(ua)) return "-webkit-";
}
// Flattr button
function flattrButton(aURL, aTitle, aClassName) {
var link = document.createElement("a");
link.href = "https://flattr.com/submit/auto?url="
+ encodeURIComponent(aURL);
link.title = aTitle ? aTitle : "";
link.className = aClassName ? aClassName : "";
link.target = "_blank";
link.setAttribute("data-flattr-uid", "flattr");
link.setAttribute("data-flattr-category", "software");
link.setAttribute("data-flattr-tags", "software, github, opensource");
link.innerHTML = '<img src="'
+ 'https://api.flattr.com/button/flattr-badge-small.png"'
+ ' alt="Flattr!" style="width: 12px; height: 12px;'
+ ' vertical-align: -1px; margin-right: .5em; "/>Flattr!';
return link;
}
})()