Github Stats

Display download stats about the last release of Github projects.

当前为 2015-07-20 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

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

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name	Github Stats
// @namespace	stratehm.github
// @include	https://github.com/*/*
// @version	3
// @grant	GM_xmlhttpRequest
// @grant	GM_getValue
// @grant	GM_setValue
// @grant 	GM_deleteValue
// @require	http://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js
// @description Display download stats about the last release of Github projects.
// ==/UserScript==

var lastReleaseItemList;

this.$ = this.jQuery = jQuery.noConflict(true);
$(document).ready(function() { 
	init();
});

function init() {
	lastReleaseItemList = $('<ul/>').attr({
		style: 'font-size: 11px; line-height: 10px; white-space: nowrap;'
	}).append('<b>Last release: </b>');
	$('h1.entry-title.public').append(lastReleaseItemList);
	var userProject = getCurrentUserProjectUrlPart();
	if(userProject) {
		getDownloadCount(userProject);
	}
	if(window.location.pathname.indexOf("/settings/tokens") >= 0) {
		$('.column.three-fourths').append('<div class="boxed-group access-token-group" id="GM_Form"><h3>Set your Gihtub login credentials for the GreaseMonkey userscript</h3><div class="boxed-group-inner"><p>Your login credentials will be used by the userscript to show the number of downloads for repositories.</p><ul class="boxed-group-list"><li style="line-height:32px;"><p>Username: <input type="text" id="clientId" style="float:right;width:480px;" /></p><p style="line-height:32px;">Password: <input type="password" id="clientSecret" style="float:right;width:480px;"/></p></li><li><button id="GM_submit" type="submit" type="button" class="btn btn-primary">Save</button>&nbsp;&nbsp;<button id="GM_reset" type="submit" type="button" class="btn btn-danger">Clear</button></li></ul><p class="help"><i class="octicon octicon-question"></i>Without your login credentials, you are rate limited to <a href="https://developer.github.com/v3/#rate-limiting">60 api calls per hour</a>.</p></div></div>');
		$('#clientId').val(GM_getValue('clientId',''));
		$('#clientSecret').val(GM_getValue('clientSecret',''));
		$('#GM_submit').click(function() {
			GM_setValue("clientId",$('#clientId').val());
			GM_setValue("clientSecret",$('#clientSecret').val());
			console.log({clientId:GM_getValue("clientId"),clientSecret:GM_getValue("clientSecret")});
			$('#GM_submit').fadeTo(1000,0.01).fadeTo(1000,1);
			gotoSourceUrl();
		});
		$('#GM_done').fadeIn(1000).fadeOut(1000);
		$('#GM_reset').click(function(){
			$('#clientId').val('');
			$('#clientSecret').val('');
			GM_deleteValue("clientId");
			GM_deleteValue("clientSecret");
			$('#GM_reset').fadeTo(1000,0.01).fadeTo(1000,1);
			gotoSourceUrl();
		});
	} else {
		saveSourceUrl();
	}
}

function getCurrentUserProjectUrlPart() {
	var splittedPath = window.location.pathname.split('/');
	if(splittedPath.length >= 3) {
		return splittedPath[1] + '/' + splittedPath[2];
	}
}

function getDownloadCount(userProjectUserPart) {
	var url = "https://api.github.com/repos/" + userProjectUserPart + "/releases";
	var headers = {
		"Cache-Control": "no-cache"
	}
	if(isTokenSet()) {
		headers.Authorization = "Basic " + btoa(GM_getValue("clientId")+":"+GM_getValue("clientSecret"));
	}
	GM_xmlhttpRequest({
	  method: "GET",
	  headers: headers,
	  url: url,
	  onload: parseDownloadStatsReponse
	});
}

function parseDownloadStatsReponse(response) {
	var status = response.status;
	var data = $.parseJSON(response.responseText);
	// Check if login credentials are accepted
	if(status == 401) {
		onUnauthorized();
	} else if(data.message && data.message.indexOf("API rate limit exceeded") >-1) {
		// Credentials are requested
		accessTokenNeeded();
	} else {
		// Parsing of the response only if some data are present.
		if(data && data.length > 0) {
			parseLastReleaseDownloadCount(data);
			parseTotalDownloadCount(data);
		} else {
			lastReleaseItemList.append("No release<br>");
		}
	
		if(isTokenSet()) {
			lastReleaseItemList.append("Change/Clear your <a href='https://github.com/settings/tokens'>Gihtub login credentials</a>");
		}
	}
}

function parseLastReleaseDownloadCount(data) {
	var releaseName = data[0].name;
	var htmlUrl = data[0].html_url;
	lastReleaseItemList.append($('<a/>').attr({
		href: htmlUrl
	}).append(releaseName));
	if(data[0].assets && data[0].assets.length > 0) {
		for(var i = 0 ; i < data[0].assets.length ; i++) {
			var assetName = data[0].assets[i].name;
			var assetDlCount = data[0].assets[i].download_count;
			var assetUrl = data[0].assets[i].browser_download_url;
			appendAssetDlItem(assetName, assetDlCount, assetUrl);
		}
	} else {
		lastReleaseItemList.append("<br>No binaries in the last release<br>");
	}
}

function parseTotalDownloadCount(data) {
	var totalDownloadCount = 0;
	for(var i = 0 ; i < data.length ; i++) {
		if(data[i].assets && data[i].assets.length > 0) {
			for(var j = 0 ; j < data[i].assets.length ; j++) {
				totalDownloadCount += data[i].assets[j].download_count;
			}
		}
	}
	lastReleaseItemList.append("All releases download count: " + totalDownloadCount + "<br>");
}

function appendAssetDlItem(assetName, assetDlCount, assetUrl) {
	lastReleaseItemList.append($('<li/>').attr({
		style: "margin-left: 20px;"
	}).append("<b>Name:</b> <a href='" + assetUrl + "'>" + assetName + '</a>, <b>Dl Count:</b> ' + assetDlCount));
}


function accessTokenNeeded() {
	lastReleaseItemList.append($('<li/>').attr({
		style: "margin-left: 20px;"
	}).append("Your api limit has been hit. Please add a <a href='https://github.com/settings/tokens'>Gihtub login credentials</a>"));
}

function onUnauthorized() {
	lastReleaseItemList.append($('<li/>').attr({
		style: "margin-left: 20px;"
	}).append("Bad credentials. Please check your <a href='https://github.com/settings/tokens'>Gihtub login credentials</a>"));
}

function isTokenSet() {
	return GM_getValue("clientId","") && GM_getValue("clientSecret","");
}

function saveSourceUrl() {
	GM_setValue("sourceUrl", window.location.href);
}
	
function gotoSourceUrl() {
	var sourceUrl = GM_getValue("sourceUrl", "");
	console.log("Restore location: " + sourceUrl);
	if(sourceUrl) {
		window.location.href = sourceUrl;
	}
}