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To show download counter for each attachment from Releases page on GitHub.com
// ==UserScript==
// @name GitHubReleasesCount
// @description To show download counter for each attachment from Releases page on GitHub.com
// @namespace net.r_eg.GitHubReleasesCount
// @version 0.4
// @grant none
// @include https://github.com/*/*/releases*
// @require https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js
// @author https://github.com/3F
// @license MIT
// ==/UserScript==
/*
Here's sandbox as the main page of this script at this time:
- https://github.com/3F/sandbox/tree/master/javascript/_user_scripts/GitHubReleasesCount
Tested via:
- Firefox 61.0.2 + Greasemonkey 4.6
- Firefox 59.0.2 + Greasemonkey 4.3
- Firefox 55.0.3 & 54.0.1 + Greasemonkey 3.11
Changes:
* 0.4: Fixed the work with modern GitHub Releases ~ Aug 2018
* 0.3: Fixed the work with modern GitHub Releases ~(Jan 2018 - Apr 2018)
* 0.2: individual tags & multi-pages support (+async).
* 0.1: first idea.
*/
(function()
{
'use strict';
class GhrCounter extends function(){ this.constructor.prototype.$ =
{
/** assets from the releases page */
pageFiles: ".release-header + :first-of-type li a",
/** 'user/project' from url */
usrprj: /^\/([^/]+)\/([^/]+)/g,
apiserver: 'api.github.com',
out: {
class: 'Label Label--outline Label--outline-green text-gray',
style: 'margin-right: 3px;',
},
debug: false,
/* --------------- */ }}{ /* --------------- */
showCount(elem, count)
{
let _= this;
if(_.isNull(elem) || _.isNull(count)) {
throw new GhrcNullException('elem', 'count');
}
elem.prepend("<span class='" + _.$.out.class + "' style='" + _.$.out.style
+ "'>" + count + "</span>");
}
process()
{
let _= this;
_.dbg('started for: ' + location.pathname);
let url = _.getInfoAPI();
_.dbg('get info: ' + url);
$.get(url, function(apidata)
{
$(_.$.pageFiles).each(function()
{
let root = $(this);
let durl = root.attr('href');
if(durl.indexOf('releases/download') == -1) {
return true; // means 'continue' statement
}
for(let idx in apidata)
for(let asset in apidata[idx].assets)
{
let lnk = apidata[idx].assets[asset];
if(!lnk.browser_download_url.endsWith(durl)) {
continue;
};
_.dbg('insert data for #' + lnk.id + ': ' + durl);
_.showCount(root, lnk.download_count);
}
});
});
}
constructor(debug)
{
super();
this.$.debug = debug;
this.process();
}
getInfoAPI()
{
let l = this.$.usrprj.exec(location.pathname);
return location.protocol
+ '//' + this.$.apiserver + '/repos/' + l[1] + '/' + l[2] + '/releases';
}
dbg(msg, ...args)
{
if(!this.$.debug) {
return;
}
let stamp = new Date().toISOString().substr(11, 12) + '] ';
if(this.isNull(args) || args.length < 1) {
console.log(stamp + msg);
}
else {
console.log(stamp + msg, args);
}
}
isNull(val)
{
return val == null || val === undefined;
}
};
class GhrcException
{
constructor(message, arg)
{
this.message = message;
this.arg = arg;
}
}
class GhrcNullException extends GhrcException
{
constructor(...args)
{
super("'" + args + "' cannot be null.", null);
}
}
// ...
let ghrс = new GhrCounter(false);
// when async loading
$(window).bind('pjax:success', function() { ghrс.process(); });
})();