670 lines
21 KiB
JavaScript
670 lines
21 KiB
JavaScript
var camp = require('camp').start({
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port: +process.env.PORT||+process.argv[2]||80
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});
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var https = require('https');
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var http = require('http');
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var badge = require('./badge.js');
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var svg2img = require('./svg-to-img.js');
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var serverStartTime = new Date((new Date()).toGMTString());
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// Cache
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var cacheTimeout = 60000; // 1 minute.
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var cacheFromIndex = Object.create(null);
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function cache(f) {
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return function getRequest(data, match, end, ask) {
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// Cache management - no cache, so it won't be cached by GitHub's CDN.
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ask.res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
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var cacheIndex = match[0] + '?label=' + data.label;
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// Should we return the data right away?
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var cached = cacheFromIndex[cacheIndex];
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if (cached != null) {
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badge(cached.badgeData, makeSend(cached.format, ask.res, end));
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return;
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}
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f(data, match, function sendBadge(format, badgeData) {
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cacheFromIndex[cacheIndex] = { format: format, badgeData: badgeData };
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setTimeout(function clearCache() {
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delete cacheFromIndex[cacheIndex];
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}, cacheTimeout);
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badge(badgeData, makeSend(format, ask.res, end));
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});
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};
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}
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// Vendors.
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// Travis integration
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camp.route(/^\/travis(-ci)?\/([^\/]+\/[^\/]+)(?:\/(.+))?\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var userRepo = match[2];
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var branch = match[3];
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var format = match[4];
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var options = {
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method: 'HEAD',
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hostname: 'api.travis-ci.org',
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path: '/' + userRepo + '.png'
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};
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if (branch) {
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options.path += '?branch=' + branch;
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}
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var label = getLabel('build', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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var req = https.request(options, function(res) {
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try {
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var statusMatch = res.headers['content-disposition']
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.match(/filename="(.+)\.png"/);
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} catch(e) {
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badgeData.text[1] = 'not found';
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sendBadge(format, badgeData);
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return;
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}
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if (!statusMatch) {
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badgeData.text[1] = 'unknown';
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sendBadge(format, badgeData);
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return;
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}
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var state = statusMatch[1];
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badgeData.text[1] = state;
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if (state === 'passing') {
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badgeData.colorscheme = 'brightgreen';
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} else if (state === 'failing') {
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badgeData.colorscheme = 'red';
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}
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sendBadge(format, badgeData);
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});
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req.on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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req.end();
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}));
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// Gittip integration.
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camp.route(/^\/gittip\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var user = match[1]; // eg, `JSFiddle`.
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var format = match[2];
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var apiUrl = 'https://www.gittip.com/' + user + '/public.json';
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var label = getLabel('tips', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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var redirectCount = 0;
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https.get(apiUrl, function dealWithData(res) {
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// Is it a redirection?
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if (res.statusCode === 302 && res.headers.location && redirectCount++ < 1) {
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https.get('https://www.gittip.com/' + res.headers.location, dealWithData);
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return;
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}
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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var money = parseInt(data.receiving);
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = '$' + metric(money) + '/week';
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if (money === 0) {
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badgeData.colorscheme = 'red';
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} else if (money < 10) {
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badgeData.colorscheme = 'yellow';
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} else if (money < 100) {
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badgeData.colorscheme = 'green';
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} else {
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badgeData.colorscheme = 'brightgreen';
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}
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sendBadge(format, badgeData);
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// Packagist integration.
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camp.route(/^\/packagist\/dm\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var userRepo = match[1]; // eg, `doctrine/orm`.
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var format = match[2];
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var apiUrl = 'https://packagist.org/packages/' + userRepo + '.json';
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var label = getLabel('downloads', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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https.get(apiUrl, function(res) {
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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var monthly = data.package.downloads.monthly;
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = metric(monthly) + '/month';
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if (monthly === 0) {
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badgeData.colorscheme = 'red';
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} else if (monthly < 10) {
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badgeData.colorscheme = 'yellow';
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} else if (monthly < 100) {
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badgeData.colorscheme = 'yellowgreen';
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} else if (monthly < 1000) {
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badgeData.colorscheme = 'green';
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} else {
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badgeData.colorscheme = 'brightgreen';
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}
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sendBadge(format, badgeData);
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// NPM integration.
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camp.route(/^\/npm\/dm\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var user = match[1]; // eg, `localeval`.
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var format = match[2];
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var apiUrl = 'http://isaacs.iriscouch.com/downloads/_design/app/_view/pkg?group_level=2&start_key=["' + user + '"]&end_key=["' + user + '",{}]';
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var label = getLabel('downloads', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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http.get(apiUrl, function(res) {
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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var monthly = 0;
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// getMonth() returns a 0-indexed month, ie, last month.
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var now = new Date();
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var lastMonth = now.getMonth();
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var year = now.getFullYear();
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if (lastMonth === 0) { lastMonth = 12; year--; }
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for (var i = 0; i < data.rows.length; i++) {
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// date contains ['year', 'month', 'day'].
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var date = data.rows[i].key[1].split('-');
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if (+date[0] === year && +date[1] === lastMonth) {
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monthly += data.rows[i].value;
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}
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}
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = metric(monthly) + '/month';
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if (monthly === 0) {
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badgeData.colorscheme = 'red';
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} else if (monthly < 10) {
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badgeData.colorscheme = 'yellow';
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} else if (monthly < 100) {
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badgeData.colorscheme = 'yellowgreen';
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} else if (monthly < 1000) {
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badgeData.colorscheme = 'green';
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} else {
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badgeData.colorscheme = 'brightgreen';
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}
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sendBadge(format, badgeData);
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// NPM version integration.
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camp.route(/^\/npm\/v\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var repo = match[1]; // eg, `localeval`.
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var format = match[2];
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var apiUrl = 'https://registry.npmjs.org/' + repo + '/latest';
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var label = getLabel('npm', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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https.get(apiUrl, function(res) {
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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var version = data.version;
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = 'v' + version;
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if (version[0] === '0' || /dev/.test(version)) {
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badgeData.colorscheme = 'orange';
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} else {
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badgeData.colorscheme = 'blue';
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}
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sendBadge(format, badgeData);
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// Gem version integration.
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camp.route(/^\/gem\/v\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var repo = match[1]; // eg, `localeval`.
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var format = match[2];
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var apiUrl = 'https://rubygems.org/api/v1/gems/' + repo + '.json';
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var label = getLabel('gem', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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https.get(apiUrl, function(res) {
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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var version = data.version;
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = 'v' + version;
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if (version[0] === '0' || /dev/.test(version)) {
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badgeData.colorscheme = 'orange';
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} else {
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badgeData.colorscheme = 'blue';
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}
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sendBadge(format, badgeData);
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// PyPI integration.
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camp.route(/^\/pypi\/([^\/]+)\/(.*)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var info = match[1];
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var egg = match[2]; // eg, `gevent`.
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var format = match[3];
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var apiUrl = 'https://pypi.python.org/pypi/' + egg + '/json';
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var label = getLabel('pypi', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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https.get(apiUrl, function(res) {
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var buffer = '';
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res.on('data', function(chunk) { buffer += ''+chunk; });
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res.on('end', function(chunk) {
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if (chunk) { buffer += ''+chunk; }
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try {
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var data = JSON.parse(buffer);
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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if (info === 'dm') {
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badgeData.text[0] = getLabel('downloads', data);
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try {
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var monthly = data.info.downloads.last_month;
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = metric(monthly) + '/month';
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if (monthly === 0) {
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badgeData.colorscheme = 'red';
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} else if (monthly < 10) {
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badgeData.colorscheme = 'yellow';
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} else if (monthly < 100) {
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badgeData.colorscheme = 'yellowgreen';
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} else if (monthly < 1000) {
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badgeData.colorscheme = 'green';
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} else {
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badgeData.colorscheme = 'brightgreen';
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}
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sendBadge(format, badgeData);
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} else if (info === 'v') {
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try {
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var version = data.info.version;
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} catch(e) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = 'v' + version;
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if (version[0] === '0' || /dev/.test(version)) {
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badgeData.colorscheme = 'orange';
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} else {
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badgeData.colorscheme = 'blue';
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}
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sendBadge(format, badgeData);
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}
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});
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// Coveralls integration.
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camp.route(/^\/coveralls\/([^\/]+\/[^\/]+)(?:\/(.+))?\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var userRepo = match[1]; // eg, `jekyll/jekyll`.
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var branch = match[2];
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var format = match[3];
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var apiUrl = 'https://coveralls.io/repos/' + userRepo + '/badge.png';
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if (branch) {
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apiUrl += '?branch=' + branch;
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}
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var label = getLabel('coverage', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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https.get(apiUrl, function(res) {
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// We should get a 302. Look inside the Location header.
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var buffer = res.headers.location;
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if (!buffer) {
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badgeData.text[1] = 'invalid';
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sendBadge(format, badgeData);
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return;
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}
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try {
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var score = buffer.split('_')[1].split('.')[0];
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var percentage = parseInt(score);
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if (percentage !== percentage) {
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// It is NaN, treat it as unknown.
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badgeData.text[1] = 'unknown';
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sendBadge(format, badgeData);
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return;
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}
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} catch(e) {
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badgeData.text[1] = 'malformed';
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sendBadge(format, badgeData);
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return;
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}
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badgeData.text[1] = score + '%';
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if (percentage < 80) {
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badgeData.colorscheme = 'red';
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} else if (percentage < 90) {
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badgeData.colorscheme = 'yellow';
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} else if (percentage < 95) {
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badgeData.colorscheme = 'green';
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} else {
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badgeData.colorscheme = 'brightgreen';
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}
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sendBadge(format, badgeData);
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}).on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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}));
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// Code Climate integration
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camp.route(/^\/codeclimate\/(.+)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var userRepo = match[1]; // eg, `github/kabisaict/flow`.
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var format = match[2];
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var options = {
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method: 'HEAD',
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hostname: 'codeclimate.com',
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path: '/' + userRepo + '.png'
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};
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var label = getLabel('code climate', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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var req = https.request(options, function(res) {
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try {
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var statusMatch = res.headers['content-disposition']
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.match(/filename="code_climate-(.+)\.png"/);
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} catch(e) {
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badgeData.text[1] = 'not found';
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sendBadge(format, badgeData);
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return;
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}
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if (!statusMatch) {
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badgeData.text[1] = 'unknown';
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sendBadge(format, badgeData);
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return;
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}
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var state = statusMatch[1].replace('-', '.');
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var score = +state;
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badgeData.text[1] = state;
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if (score == 4) {
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badgeData.colorscheme = 'brightgreen';
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} else if (score > 3) {
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badgeData.colorscheme = 'green';
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} else if (score > 2) {
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badgeData.colorscheme = 'yellowgreen';
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} else if (score > 1) {
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badgeData.colorscheme = 'yellow';
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} else {
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badgeData.colorscheme = 'red';
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}
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sendBadge(format, badgeData);
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});
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req.on('error', function(e) {
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badgeData.text[1] = 'inaccessible';
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sendBadge(format, badgeData);
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});
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req.end();
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}));
|
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// Code Climate integration
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camp.route(/^\/gemnasium\/(.+)\.(svg|png|gif|jpg)$/,
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cache(function(data, match, sendBadge) {
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var userRepo = match[1]; // eg, `jekyll/jekyll`.
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var format = match[2];
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var options = {
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method: 'HEAD',
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hostname: 'gemnasium.com',
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path: '/' + userRepo + '.png'
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};
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var label = getLabel('dependencies', data);
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var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
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|
var req = https.request(options, function(res) {
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try {
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var statusMatch = res.headers['content-disposition']
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.match(/filename="(.+)\.png"/);
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} catch(e) {
|
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badgeData.text[1] = 'not found';
|
|
sendBadge(format, badgeData);
|
|
return;
|
|
}
|
|
if (!statusMatch) {
|
|
badgeData.text[1] = 'unknown';
|
|
sendBadge(format, badgeData);
|
|
return;
|
|
}
|
|
// Either `dev-yellow` or `yellow`.
|
|
var state = statusMatch[1].split('-'); //
|
|
var color = state.pop();
|
|
if (state[0] === 'dev') { badgeData.text[0] = 'devDependencies'; }
|
|
if (color === 'green') {
|
|
badgeData.text[1] = 'up-to-date';
|
|
badgeData.colorscheme = 'brightgreen';
|
|
} else if (color === 'yellow') {
|
|
badgeData.text[1] = 'out-of-date';
|
|
badgeData.colorscheme = 'yellow';
|
|
} else if (color === 'red') {
|
|
badgeData.text[1] = 'update!';
|
|
badgeData.colorscheme = 'red';
|
|
} else if (color === 'none') {
|
|
badgeData.text[1] = 'none';
|
|
badgeData.colorscheme = 'brightgreen';
|
|
} else {
|
|
badgeData.text[1] = 'undefined';
|
|
}
|
|
sendBadge(format, badgeData);
|
|
});
|
|
req.on('error', function(e) {
|
|
badgeData.text[1] = 'inaccessible';
|
|
sendBadge(format, badgeData);
|
|
});
|
|
req.end();
|
|
}));
|
|
|
|
// Hackage version integration.
|
|
camp.route(/^\/hackage\/v\/(.*)\.(svg|png|gif|jpg)$/,
|
|
cache(function(data, match, sendBadge) {
|
|
var repo = match[1]; // eg, `lens`.
|
|
var format = match[2];
|
|
var apiUrl = 'https://hackage.haskell.org/package/' + repo + '/' + repo + '.cabal';
|
|
var label = getLabel('hackage', data);
|
|
var badgeData = {text:[label, 'n/a'], colorscheme:'lightgrey'};
|
|
https.get(apiUrl, function(res) {
|
|
var buffer = '';
|
|
res.on('data', function(chunk) { buffer += ''+chunk; });
|
|
res.on('end', function(chunk) {
|
|
if (chunk) { buffer += ''+chunk; }
|
|
try {
|
|
var lines = buffer.split("\n");
|
|
var versionLines = lines.filter(function(e) {
|
|
return (/^version:/i).test(e) === true;
|
|
});
|
|
// We don't have to check length of versionLines, because if we throw,
|
|
// we'll render the 'invalid' badge below, which is the correct thing
|
|
// to do.
|
|
var version = versionLines[0].replace(/\s+/, '').split(/:/)[1];
|
|
} catch(e) {
|
|
badgeData.text[1] = 'invalid';
|
|
sendBadge(format, badgeData);
|
|
return;
|
|
}
|
|
badgeData.text[1] = 'v' + version;
|
|
if (version[0] === '0') {
|
|
badgeData.colorscheme = 'orange';
|
|
} else {
|
|
badgeData.colorscheme = 'blue';
|
|
}
|
|
sendBadge(format, badgeData);
|
|
});
|
|
}).on('error', function(e) {
|
|
badgeData.text[1] = 'inaccessible';
|
|
sendBadge(format, badgeData);
|
|
});
|
|
}));
|
|
|
|
// Any badge.
|
|
camp.route(/^\/(:|badge\/)(([^-]|--)+)-(([^-]|--)+)-(([^-]|--)+)\.(svg|png|gif|jpg)$/,
|
|
function(data, match, end, ask) {
|
|
var subject = escapeFormat(match[2]);
|
|
var status = escapeFormat(match[4]);
|
|
var color = escapeFormat(match[6]);
|
|
var format = match[8];
|
|
|
|
// Cache management - the badge is constant.
|
|
var cacheDuration = (3600*24*1)|0; // 1 day.
|
|
ask.res.setHeader('Cache-Control', 'public, max-age=' + cacheDuration);
|
|
if (+(new Date(ask.req.headers['if-modified-since'])) >= +serverStartTime) {
|
|
ask.res.statusCode = 304;
|
|
ask.res.end(); // not modified.
|
|
return;
|
|
}
|
|
ask.res.setHeader('Last-Modified', serverStartTime.toGMTString());
|
|
|
|
// Badge creation.
|
|
try {
|
|
var badgeData = {text: [subject, status]};
|
|
if (sixHex(color)) {
|
|
badgeData.colorB = '#' + color;
|
|
} else {
|
|
badgeData.colorscheme = color;
|
|
}
|
|
badge(badgeData, makeSend(format, ask.res, end));
|
|
} catch(e) {
|
|
badge({text: ['error', 'bad badge'], colorscheme: 'red'},
|
|
makeSend(format, ask.res, end));
|
|
}
|
|
});
|
|
|
|
// Any badge, old version.
|
|
camp.route(/^\/([^\/]+)\/(.+).png$/,
|
|
function(data, match, end, ask) {
|
|
var subject = match[1];
|
|
var status = match[2];
|
|
var color = data.color;
|
|
|
|
// Cache management - the badge is constant.
|
|
var cacheDuration = (3600*24*1)|0; // 1 day.
|
|
ask.res.setHeader('Cache-Control', 'public, max-age=' + cacheDuration);
|
|
if (+(new Date(ask.req.headers['if-modified-since'])) >= +serverStartTime) {
|
|
ask.res.statusCode = 304;
|
|
ask.res.end(); // not modified.
|
|
return;
|
|
}
|
|
ask.res.setHeader('Last-Modified', serverStartTime.toGMTString());
|
|
|
|
// Badge creation.
|
|
try {
|
|
var badgeData = {text: [subject, status]};
|
|
badgeData.colorscheme = color;
|
|
badge(badgeData, makeSend('png', ask.res, end));
|
|
} catch(e) {
|
|
badge({text: ['error', 'bad badge'], colorscheme: 'red'},
|
|
makeSend('png', ask.res, end));
|
|
}
|
|
});
|
|
|
|
// Escapes `t` using the format specified in
|
|
// <https://github.com/espadrine/gh-badges/issues/12#issuecomment-31518129>
|
|
function escapeFormat(t) {
|
|
return t
|
|
// Inline single underscore.
|
|
.replace(/([^_])_([^_])/g, '$1 $2')
|
|
// Leading or trailing underscore.
|
|
.replace(/([^_])_$/, '$1 ').replace(/^_([^_])/, ' $1')
|
|
// Double underscore and double dash.
|
|
.replace(/__/g, '_').replace(/--/g, '-');
|
|
}
|
|
|
|
function sixHex(s) { return /^[0-9a-fA-F]{6}$/.test(s); }
|
|
|
|
function getLabel(label, data) {
|
|
return data.label || label;
|
|
}
|
|
|
|
function makeSend(format, askres, end) {
|
|
if (format === 'svg') {
|
|
return function(res) { sendSVG(res, askres, end); };
|
|
} else {
|
|
return function(res) { sendOther(format, res, askres, end); };
|
|
}
|
|
}
|
|
|
|
function sendSVG(res, askres, end) {
|
|
askres.setHeader('Content-Type', 'image/svg+xml;charset=utf-8');
|
|
end(null, {template: streamFromString(res)});
|
|
}
|
|
|
|
function sendOther(format, res, askres, end) {
|
|
askres.setHeader('Content-Type', 'image/' + format);
|
|
svg2img(res, format, askres);
|
|
}
|
|
|
|
var stream = require('stream');
|
|
function streamFromString(str) {
|
|
var newStream = new stream.Readable();
|
|
newStream._read = function() { newStream.push(str); newStream.push(null); };
|
|
return newStream;
|
|
}
|
|
|
|
// Given a number, string with appropriate unit in the metric system, SI.
|
|
function metric(n) {
|
|
var limit = 1000;
|
|
if (n > limit) {
|
|
n = Math.round(n / 1000);
|
|
return ''+n + 'k';
|
|
} else {
|
|
return ''+n;
|
|
}
|
|
}
|