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server.js
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var serverPort = +process.env.PORT || +process.argv[2] || 80;
var infoSite = process.env.INFOSITE || "http://shields.io";
var camp = require('camp').start({
documentRoot: __dirname,
port: serverPort
});
console.log('http://127.0.0.1:' + serverPort + '/try.html');
var https = require('https');
var domain = require('domain');
var request = require('request');
var fs = require('fs');
var LruCache = require('./lru-cache.js');
var badge = require('./badge.js');
var svg2img = require('./svg-to-img.js');
var serverSecrets;
try {
// Everything that cannot be checked in but is useful server-side
// is stored in this JSON data.
serverSecrets = require('./secret.json');
} catch(e) { console.error('No secret data (secret.json, see server.js):', e); }
var semver = require('semver');
var serverStartTime = new Date((new Date()).toGMTString());
var validTemplates = ['default', 'flat', 'flat-square'];
// Analytics
var redis;
// Use Redis by default.
var useRedis = true;
if (process.env.REDISTOGO_URL) {
var redisToGo = require('url').parse(process.env.REDISTOGO_URL);
redis = require('redis').createClient(redisToGo.port, redisToGo.hostname);
redis.auth(redisToGo.auth.split(':')[1]);
} else {
useRedis = false;
}
var analytics = {};
var analyticsAutoSaveFileName = './analytics.json';
var analyticsAutoSavePeriod = 10000;
setInterval(function analyticsAutoSave() {
if (useRedis) {
redis.set(analyticsAutoSaveFileName, JSON.stringify(analytics));
} else {
fs.writeFileSync(analyticsAutoSaveFileName, JSON.stringify(analytics));
}
}, analyticsAutoSavePeriod);
function defaultAnalytics() {
var analytics = Object.create(null);
// In case something happens on the 36th.
analytics.vendorMonthly = new Array(36);
resetMonthlyAnalytics(analytics.vendorMonthly);
analytics.rawMonthly = new Array(36);
resetMonthlyAnalytics(analytics.rawMonthly);
analytics.vendorFlatMonthly = new Array(36);
resetMonthlyAnalytics(analytics.vendorFlatMonthly);
analytics.rawFlatMonthly = new Array(36);
resetMonthlyAnalytics(analytics.rawFlatMonthly);
analytics.vendorFlatSquareMonthly = new Array(36);
resetMonthlyAnalytics(analytics.vendorFlatSquareMonthly);
analytics.rawFlatSquareMonthly = new Array(36);
resetMonthlyAnalytics(analytics.rawFlatSquareMonthly);
return analytics;
}
// Auto-load analytics.
function analyticsAutoLoad() {
var defaultAnalyticsObject = defaultAnalytics();
if (useRedis) {
redis.get(analyticsAutoSaveFileName, function(err, value) {
if (err == null && value != null) {
// if/try/return trick:
// if error, then the rest of the function is run.
try {
analytics = JSON.parse(value);
// Extend analytics with a new value.
for (var key in defaultAnalyticsObject) {
if (!(key in analytics)) {
analytics[key] = defaultAnalyticsObject[key];
}
}
return;
} catch(e) {
console.error('Invalid Redis analytics, resetting.');
console.error(e);
}
}
analytics = defaultAnalyticsObject;
});
} else {
// Not using Redis.
try {
analytics = JSON.parse(fs.readFileSync(analyticsAutoSaveFileName));
// Extend analytics with a new value.
for (var key in defaultAnalyticsObject) {
if (!(key in analytics)) {
analytics[key] = defaultAnalyticsObject[key];
}
}
} catch(e) {
if (e.code !== 'ENOENT') {
console.error('Invalid JSON file for analytics, resetting.');
console.error(e);
}
analytics = defaultAnalyticsObject;
}
}
}
var lastDay = (new Date()).getDate();
function resetMonthlyAnalytics(monthlyAnalytics) {
for (var i = 0; i < monthlyAnalytics.length; i++) {
monthlyAnalytics[i] = 0;
}
}
function incrMonthlyAnalytics(monthlyAnalytics) {
try {
var currentDay = (new Date()).getDate();
// If we changed month, reset empty days.
while (lastDay !== currentDay) {
// Assumption: at least a hit a month.
lastDay = (lastDay + 1) % monthlyAnalytics.length;
monthlyAnalytics[lastDay] = 0;
}
monthlyAnalytics[currentDay]++;
} catch(e) { console.error(e.stack); }
}
analyticsAutoLoad();
camp.ajax.on('analytics/v1', function(json, end) { end(analytics); });
// Cache
// We avoid calling the vendor's server for computation of the information in a
// number of badges.
var minAccuracy = 0.75;
// The quotient of (vendor) data change frequency by badge request frequency
// must be lower than this to trigger sending the cached data *before*
// updating our data from the vendor's server.
// Indeed, the accuracy of our badges are:
// A(Δt) = 1 - min(# data change over Δt, # requests over Δt)
// / (# requests over Δt)
// = 1 - max(1, df) / rf
var freqRatioMax = 1 - minAccuracy;
// Request cache size of 400MB heap limit.
var requestCache = new LruCache(400000000, 'heap');
// Deep error handling for vendor hooks.
var vendorDomain = domain.create();
vendorDomain.on('error', function(err) {
console.error('Vendor hook error:', err.stack);
});
function cache(f) {
return function getRequest(data, match, end, ask) {
// Cache management - no cache, so it won't be cached by GitHub's CDN.
ask.res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
var reqTime = new Date();
var date = (reqTime).toGMTString();
ask.res.setHeader('Expires', date); // Proxies, GitHub, see #221.
ask.res.setHeader('Date', date);
incrMonthlyAnalytics(analytics.vendorMonthly);
if (data.style === 'flat') {
incrMonthlyAnalytics(analytics.vendorFlatMonthly);
} else if (data.style === 'flat-square') {
incrMonthlyAnalytics(analytics.vendorFlatSquareMonthly);
}
var cacheIndex = match[0] + '?label=' + data.label + '&style=' + data.style;
// Should we return the data right away?
var cached = requestCache.get(cacheIndex);
var cachedVersionSent = false;
if (cached !== undefined) {
// A request was made not long ago.
var interval = 30000; // In milliseconds.
var tooSoon = (+reqTime - cached.time) < cached.interval;
if (tooSoon || (cached.dataChange / cached.reqs <= freqRatioMax)) {
badge(cached.data.badgeData, makeSend(cached.data.format, ask.res, end));
cachedVersionSent = true;
// We do not wish to call the vendor servers.
if (tooSoon) { return; }
}
}
// In case our vendor servers are unresponsive.
var serverUnresponsive = false;
var serverResponsive = setTimeout(function() {
serverUnresponsive = true;
if (cachedVersionSent) { return; }
if (requestCache.has(cacheIndex)) {
var cached = requestCache.get(cacheIndex).data;
badge(cached.badgeData, makeSend(cached.format, ask.res, end));
return;
}
var badgeData = getBadgeData('vendor', data);
badgeData.text[1] = 'unresponsive';
var extension;
try {
extension = match[0].split('.').pop();
} catch(e) { extension = 'svg'; }
badge(badgeData, makeSend(extension, ask.res, end));
}, 25000);
// Only call vendor servers when last request is older than…
var cacheInterval = 5000; // milliseconds
var cachedRequest = function (uri, options, callback) {
if ((typeof options === 'function') && !callback) { callback = options; }
if (options && typeof options === 'object') {
options.uri = uri;
} else if (typeof uri === 'string') {
options = {uri:uri};
} else {
options = uri;
}
return request(options, function(err, res, json) {
if (res != null && res.headers != null) {
var cacheControl = res.headers['cache-control'];
if (cacheControl != null) {
var age = cacheControl.match(/max-age=([0-9]+)/);
if ((age != null) && (+age[1] === +age[1])) {
cacheInterval = +age[1] * 1000;
}
}
}
callback(err, res, json);
});
};
vendorDomain.run(function() {
f(data, match, function sendBadge(format, badgeData) {
if (serverUnresponsive) { return; }
clearTimeout(serverResponsive);
// Check for a change in the data.
var dataHasChanged = false;
if (cached !== undefined
&& cached.data.badgeData.text[1] !== badgeData.text[1]) {
dataHasChanged = true;
}
// Add format to badge data.
badgeData.format = format;
// Update information in the cache.
var updatedCache = {
reqs: cached? (cached.reqs + 1): 1,
dataChange: cached? (cached.dataChange + (dataHasChanged? 1: 0))
: 1,
time: +reqTime,
interval: cacheInterval,
data: { format: format, badgeData: badgeData }
};
requestCache.set(cacheIndex, updatedCache);
if (!cachedVersionSent) {
badge(badgeData, makeSend(format, ask.res, end));
}
}, cachedRequest);
});
};
}
camp.notfound(/.*/, function(query, match, end, request) {
end(null, {template: '404.html'});
});
// Vendors.
// Travis integration
camp.route(/^\/travis(-ci)?\/([^\/]+\/[^\/]+)(?:\/(.+))?\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var userRepo = match[2]; // eg, espadrine/sc
var branch = match[3];
var format = match[4];
var url = 'https://api.travis-ci.org/' + userRepo + '.svg';
if (branch != null) {
url += '?branch=' + branch;
}
var badgeData = getBadgeData('build', data);
fetchFromSvg(request, url, function(err, res) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
badgeData.text[1] = res;
if (res === 'passing') {
badgeData.colorscheme = 'brightgreen';
} else if (res === 'failing') {
badgeData.colorscheme = 'red';
} else {
badgeData.text[1] = 'pending';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Wercker integration
camp.route(/^\/wercker\/ci\/(.+)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var projectId = match[1]; // eg, `54330318b4ce963d50020750`
var format = match[2];
var options = {
method: 'GET',
json: true,
uri: 'https://app.wercker.com/getbuilds/' + projectId + '?limit=1'
};
var badgeData = getBadgeData('build', data);
request(options, function(err, res, json) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
var build = json[0];
if (build.status === 'finished') {
if (build.result === 'passed') {
badgeData.colorscheme = 'brightgreen';
badgeData.text[1] = build.result;
} else {
badgeData.colorscheme = 'red';
badgeData.text[1] = build.result;
}
} else {
badgeData.text[1] = build.status;
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// AppVeyor CI integration.
camp.route(/^\/appveyor\/ci\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var repo = match[1]; // eg, `gruntjs/grunt`.
var format = match[2];
var apiUrl = 'https://ci.appveyor.com/api/projects/' + repo;
var badgeData = getBadgeData('build', data);
request(apiUrl, { headers: { 'Accept': 'application/json' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var status = data.build.status;
badgeData.text[1] = status;
if (status === 'success') {
badgeData.colorscheme = 'brightgreen';
} else if (status !== 'running') {
badgeData.colorscheme = 'red';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
function teamcity_badge(url, buildId, advanced, format, data, sendBadge) {
var apiUrl = url + '/app/rest/builds/buildType:(id:' + buildId + ')?guest=1';
var badgeData = getBadgeData('build', data);
request(apiUrl, { headers: { 'Accept': 'application/json' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
if (advanced)
badgeData.text[1] = (data.statusText || data.status || '').toLowerCase();
else
badgeData.text[1] = (data.status || '').toLowerCase();
if (data.status === 'SUCCESS') {
badgeData.colorscheme = 'brightgreen';
} else {
badgeData.colorscheme = 'red';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}
// Old url for CodeBetter TeamCity instance.
camp.route(/^\/teamcity\/codebetter\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var buildType = match[1]; // eg, `bt428`.
var format = match[2];
teamcity_badge('http://teamcity.codebetter.com', buildType, false, format, data, sendBadge);
}));
// Generic TeamCity instance
camp.route(/^\/teamcity\/(http|https)\/(.*)\/(s|e)\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var scheme = match[1];
var serverUrl = match[2];
var advanced = (match[3] == 'e');
var buildType = match[4]; // eg, `bt428`.
var format = match[5];
teamcity_badge(scheme + '://' + serverUrl, buildType, advanced, format, data, sendBadge);
}));
// TeamCity CodeBetter code coverage
camp.route(/^\/teamcity\/coverage\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var buildType = match[1]; // eg, `bt428`.
var format = match[2];
var apiUrl = 'http://teamcity.codebetter.com/app/rest/builds/buildType:(id:' + buildType + ')/statistics?guest=1';
var badgeData = getBadgeData('coverage', data);
request(apiUrl, { headers: { 'Accept': 'application/json' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var covered;
var total;
data.property.forEach(function(property) {
if (property.name === 'CodeCoverageAbsSCovered') {
covered = property.value;
} else if (property.name === 'CodeCoverageAbsSTotal') {
total = property.value;
}
})
if (covered === undefined || total === undefined) {
badgeData.text[1] = 'malformed';
sendBadge(format, badgeData);
return;
}
var percentage = covered / total * 100;
badgeData.text[1] = percentage.toFixed(0) + '%';
badgeData.colorscheme = coveragePercentageColor(percentage);
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Gratipay integration.
camp.route(/^\/(gittip|gratipay)\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var user = match[2]; // eg, `JSFiddle`.
var format = match[3];
var apiUrl = 'https://www.gratipay.com/' + user + '/public.json';
var badgeData = getBadgeData('tips', data);
request(apiUrl, function dealWithData(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
var data = JSON.parse(buffer);
if (data.receiving) {
var money = parseInt(data.receiving);
badgeData.text[1] = '$' + metric(money) + '/week';
if (money === 0) {
badgeData.colorscheme = 'red';
} else if (money < 10) {
badgeData.colorscheme = 'yellow';
} else if (money < 100) {
badgeData.colorscheme = 'green';
} else {
badgeData.colorscheme = 'brightgreen';
}
sendBadge(format, badgeData);
} else {
badgeData.text[1] = 'anonymous';
sendBadge(format, badgeData);
}
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Bountysource integration.
camp.route(/^\/bountysource\/team\/([^\/]+)\/([^\/]+)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var team = match[1]; // eg, `mozilla-core`.
var type = match[2]; // eg, `activity`.
var format = match[3];
var url = 'https://api.bountysource.com/teams/' + team;
var options = {
headers: { 'Accept': 'application/vnd.bountysource+json; version=2' } };
var badgeData = getBadgeData('bounties', data);
request(url, options, function dealWithData(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
var data = JSON.parse(buffer);
if (type === 'activity') {
var activity = data.activity_total;
badgeData.colorscheme = 'brightgreen';
badgeData.text[1] = activity;
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// HHVM integration.
camp.route(/^\/hhvm\/([^\/]+\/[^\/]+)(\/.+)?\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var user = match[1]; // eg, `symfony/symfony`.
var branch = match[2];// eg, `/2.4.0.0`.
var format = match[3];
var apiUrl = 'http://hhvm.h4cc.de/badge/' + user + '.json';
if (branch) {
// Remove the leading slash.
apiUrl += '?branch=' + branch.slice(1);
}
var badgeData = getBadgeData('hhvm', data);
request(apiUrl, function dealWithData(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
var data = JSON.parse(buffer);
var status = data.hhvm_status;
if (status === 'not_tested') {
badgeData.colorscheme = 'red';
badgeData.text[1] = 'not tested';
} else if (status === 'partial') {
badgeData.colorscheme = 'yellow';
badgeData.text[1] = 'partially tested';
} else if (status === 'tested') {
badgeData.colorscheme = 'brightgreen';
badgeData.text[1] = 'tested';
} else {
badgeData.text[1] = 'maybe untested';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Packagist integration.
camp.route(/^\/packagist\/(dm|dd|dt)\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var info = match[1]; // either `dm` or dt`.
var userRepo = match[2]; // eg, `doctrine/orm`.
var format = match[3];
var apiUrl = 'https://packagist.org/packages/' + userRepo + '.json';
var badgeData = getBadgeData('downloads', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
switch (info.charAt(1)) {
case 'm':
var downloads = data.package.downloads.monthly;
badgeData.text[1] = metric(downloads) + '/month';
break;
case 'd':
var downloads = data.package.downloads.daily;
badgeData.text[1] = metric(downloads) + '/day';
break;
case 't':
var downloads = data.package.downloads.total;
badgeData.text[1] = metric(downloads) + ' total';
break;
}
badgeData.colorscheme = downloadCountColor(downloads);
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Packagist version integration.
camp.route(/^\/packagist\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var userRepo = match[1];
var format = match[2];
var apiUrl = 'https://packagist.org/packages/' + userRepo + '.json';
var badgeData = getBadgeData('packagist', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var unstable = function(ver) { return /dev/.test(ver); };
// Grab the latest stable version, or an unstable
var versions = Object.keys(data.package.versions);
var version = latestVersion(versions);
badgeData.text[1] = version;
if (/^\d/.test(badgeData.text[1])) {
badgeData.text[1] = 'v' + version;
}
if (version[0] === '0' || /dev/.test(version)) {
badgeData.colorscheme = 'orange';
} else {
badgeData.colorscheme = 'blue';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Packagist license integration.
camp.route(/^\/packagist\/l\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var userRepo = match[1];
var format = match[2];
var apiUrl = 'https://packagist.org/packages/' + userRepo + '.json';
var badgeData = getBadgeData('license', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
// Note: if you change the latest version detection algorithm here,
// change it above (for the actual version badge).
var version;
var unstable = function(ver) { return /dev/.test(ver); };
// Grab the latest stable version, or an unstable
for (var versionName in data.package.versions) {
var current = data.package.versions[versionName];
if (version !== undefined) {
if (unstable(version.version) && !unstable(current.version)) {
version = current;
} else if (version.version_normalized < current.version_normalized) {
version = current;
}
} else {
version = current;
}
}
badgeData.text[1] = version.license[0];
badgeData.colorscheme = 'red';
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// npm download integration.
camp.route(/^\/npm\/dm\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var user = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'https://api.npmjs.org/downloads/point/last-month/' + user;
var badgeData = getBadgeData('downloads', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
return;
}
try {
var monthly = JSON.parse(buffer).downloads;
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = metric(monthly) + '/month';
if (monthly === 0) {
badgeData.colorscheme = 'red';
} else if (monthly < 10) {
badgeData.colorscheme = 'yellow';
} else if (monthly < 100) {
badgeData.colorscheme = 'yellowgreen';
} else if (monthly < 1000) {
badgeData.colorscheme = 'green';
} else {
badgeData.colorscheme = 'brightgreen';
}
sendBadge(format, badgeData);
});
}));
// npm version integration.
camp.route(/^\/npm\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var repo = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'https://registry.npmjs.org/' + repo + '/latest';
var badgeData = getBadgeData('npm', data);
// Using the Accept header because of this bug:
// <https://github.com/npm/npmjs.org/issues/163>
request(apiUrl, { headers: { 'Accept': '*/*' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var version = data.version;
badgeData.text[1] = 'v' + version;
if (version[0] === '0' || /dev/.test(version)) {
badgeData.colorscheme = 'orange';
} else {
badgeData.colorscheme = 'blue';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// npm license integration.
camp.route(/^\/npm\/l\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var repo = match[1]; // eg, "express"
var format = match[2];
var apiUrl = 'http://registry.npmjs.org/' + repo + '/latest';
var badgeData = getBadgeData('license', data);
request(apiUrl, { headers: { 'Accept': '*/*' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var license = data.license;
if (Array.isArray(license)) {
license = license.join(', ');
} else if (typeof license == 'object') {
license = license.type;
}
badgeData.text[1] = license;
badgeData.colorscheme = 'red';
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// npm node version integration.
camp.route(/^\/node\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var repo = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'https://registry.npmjs.org/' + repo + '/latest';
var badgeData = getBadgeData('node', data);
// Using the Accept header because of this bug:
// <https://github.com/npm/npmjs.org/issues/163>
request(apiUrl, { headers: { 'Accept': '*/*' } }, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
if (data.engines && data.engines.node) {
var versionRange = data.engines.node;
badgeData.text[1] = versionRange;
regularUpdate('http://nodejs.org/dist/latest/SHASUMS.txt',
(24 * 3600 * 1000),
function(shasums) {
var firstLine = shasums.slice(0, shasums.indexOf('\n'));
var version = firstLine.split(' ')[1].split('-')[1];
return version;
}, function(err, version) {
if (err != null) { sendBadge(format, badgeData); return; }
if (semver.satisfies(version, versionRange)) {
badgeData.colorscheme = 'brightgreen';
} else if (semver.gtr(version, versionRange)) {
badgeData.colorscheme = 'yellow';
} else {
badgeData.colorscheme = 'orange';
}
sendBadge(format, badgeData);
});
} else {
sendBadge(format, badgeData);
}
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Gem version integration.
camp.route(/^\/gem\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var repo = match[1]; // eg, `formatador`.
var format = match[2];
var apiUrl = 'https://rubygems.org/api/v1/gems/' + repo + '.json';
var badgeData = getBadgeData('gem', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
var version = data.version;
badgeData.text[1] = 'v' + version;
if (version[0] === '0' || /dev/.test(version)) {
badgeData.colorscheme = 'orange';
} else {
badgeData.colorscheme = 'blue';
}
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Gem download count
camp.route(/^\/gem\/(dt|dtv|dv)\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var info = match[1]; // either dt, dtv or dv.
var repo = match[2]; // eg, "rails"
var splited_url = repo.split('/');
var repo = splited_url[0];
var version = (splited_url.length > 1)
? splited_url[splited_url.length - 1]
: null;
version = (version === "stable") ? version : semver.valid(version);
var format = match[3];
var badgeData = getBadgeData('downloads', data);
if (info === "dv"){
apiUrl = 'https://rubygems.org/api/v1/versions/' + repo + '.json';
} else {
var apiUrl = 'https://rubygems.org/api/v1/gems/' + repo + '.json';
}
var parameters = {
headers: {
'Accept': 'application/atom+json,application/json'
}
};
request(apiUrl, parameters, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
if (info === "dt") {
var downloads = metric(data.downloads) + " total";
} else if (info === "dtv") {
var downloads = metric(data.version_downloads) + " latest version";
} else if (info === "dv") {
var downloads = "invalid";
if (version !== null && version === "stable") {
var versions = data.filter(function(ver) {
return ver.prerelease === false;
}).map(function(ver) {
return ver.number;
});
// Found latest stable version.
var stable_version = latestVersion(versions);
var version_data = data.filter(function(ver) {
return ver.number === stable_version;
})[0];
downloads = metric(version_data.downloads_count) + " stable version";
} else if (version !== null) {
var version_data = data.filter(function(ver) {
return ver.number === version;
})[0];
downloads = metric(version_data.downloads_count)
+ " version " + version;
}
} else { var downloads = "invalid"; }
badgeData.text[1] = downloads;
badgeData.colorscheme = downloadCountColor(downloads);
sendBadge(format, badgeData);
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// PyPI integration.
camp.route(/^\/pypi\/([^\/]+)\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var info = match[1];
var egg = match[2]; // eg, `gevent`, `Django`.
var format = match[3];
var apiUrl = 'https://pypi.python.org/pypi/' + egg + '/json';
var badgeData = getBadgeData('pypi', data);
request(apiUrl, function(err, res, buffer) {
if (err != null) {
badgeData.text[1] = 'inaccessible';
sendBadge(format, badgeData);
}
try {
var data = JSON.parse(buffer);
if (info.charAt(0) === 'd') {
badgeData.text[0] = getLabel('downloads', data);
switch (info.charAt(1)) {
case 'm':
var downloads = data.info.downloads.last_month;
badgeData.text[1] = metric(downloads) + '/month';
break;
case 'w':
var downloads = data.info.downloads.last_week;
badgeData.text[1] = metric(downloads) + '/week';
break;
case 'd':
var downloads = data.info.downloads.last_day;
badgeData.text[1] = metric(downloads) + '/day';
break;
}
badgeData.colorscheme = downloadCountColor(downloads);
sendBadge(format, badgeData);
} else if (info === 'v') {
var version = data.info.version;
badgeData.text[1] = 'v' + version;
if (version[0] === '0' || /dev/.test(version)) {
badgeData.colorscheme = 'orange';
} else {
badgeData.colorscheme = 'blue';
}
sendBadge(format, badgeData);
} else if (info == 'l') {
var license = data.info.license;
badgeData.text[0] = 'license';
if (license == null || license == 'UNKNOWN') {
badgeData.text[1] = 'Unknown';
} else {
badgeData.text[1] = license;
badgeData.colorscheme = 'red';
}
sendBadge(format, badgeData);
}
} catch(e) {
badgeData.text[1] = 'invalid';
sendBadge(format, badgeData);
}
});
}));
// Dart's pub version integration.
camp.route(/^\/pub\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
cache(function(data, match, sendBadge, request) {
var userRepo = match[1]; // eg, "box2d"
var format = match[2];
var apiUrl = 'https://pub.dartlang.org/packages/' + userRepo + '.json';
var badgeData = getBadgeData('pub', data);