Server cache for 1 minute.

This commit is contained in:
Thaddee Tyl 2014-01-24 00:07:03 +01:00
parent 2b40bec6dc
commit 21bec1cbfd

143
server.js
View File

@ -7,9 +7,36 @@ var badge = require('./badge.js');
var svg2img = require('./svg-to-img.js');
var serverStartTime = new Date((new Date()).toGMTString());
// Cache
var cacheTimeout = 60000; // 1 minute.
var cacheFromIndex = Object.create(null);
function cache(f) {
return function getRequest(data, match, end, ask) {
var cacheIndex = match[0] + '?label=' + data.label;
// Should we return the data right away?
var cached = cacheFromIndex[cacheIndex];
if (cached != null) {
badge(cached.badgeData, makeSend(cached.format, ask.res, end));
return;
}
f(data, match, function sendBadge(format, badgeData) {
cacheFromIndex[cacheIndex] = { format: format, badgeData: badgeData };
setTimeout(function clearCache() {
delete cacheFromIndex[cacheIndex];
}, cacheTimeout);
badge(badgeData, makeSend(format, ask.res, end));
});
};
}
// Vendors.
// Travis integration
camp.route(/^\/travis(-ci)?\/([^\/]+\/[^\/]+)(?:\/(.+))?\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var userRepo = match[2];
var branch = match[3];
var format = match[4];
@ -29,12 +56,12 @@ function(data, match, end, ask) {
.match(/filename="(.+)\.png"/);
} catch(e) {
badgeData.text[1] = 'not found';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
if (!statusMatch) {
badgeData.text[1] = 'unknown';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
var state = statusMatch[1];
@ -44,18 +71,18 @@ function(data, match, end, ask) {
} else if (state === 'failing') {
badgeData.colorscheme = 'red';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.end();
});
}));
// Gittip integration.
camp.route(/^\/gittip\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var user = match[1]; // eg, `JSFiddle`.
var format = match[2];
var apiUrl = 'https://www.gittip.com/' + user + '/public.json';
@ -77,7 +104,7 @@ function(data, match, end, ask) {
var money = parseInt(data.receiving);
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = '$' + metric(money) + '/week';
@ -90,17 +117,17 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'green';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// Packagist integration.
camp.route(/^\/packagist\/dm\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var userRepo = match[1]; // eg, `doctrine/orm`.
var format = match[2];
var apiUrl = 'https://packagist.org/packages/' + userRepo + '.json';
@ -116,7 +143,7 @@ function(data, match, end, ask) {
var monthly = data.package.downloads.monthly;
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = metric(monthly) + '/month';
@ -131,17 +158,17 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'brightgreen';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// NPM integration.
camp.route(/^\/npm\/dm\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var user = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'http://isaacs.iriscouch.com/downloads/_design/app/_view/pkg?group_level=2&start_key=["' + user + '"]&end_key=["' + user + '",{}]';
@ -169,7 +196,7 @@ function(data, match, end, ask) {
}
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = metric(monthly) + '/month';
@ -184,17 +211,17 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'brightgreen';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// NPM version integration.
camp.route(/^\/npm\/v\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var repo = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'https://registry.npmjs.org/' + repo + '/latest';
@ -210,7 +237,7 @@ function(data, match, end, ask) {
var version = data.version;
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = 'v' + version;
@ -219,17 +246,17 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'blue';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// Gem version integration.
camp.route(/^\/gem\/v\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var repo = match[1]; // eg, `localeval`.
var format = match[2];
var apiUrl = 'https://rubygems.org/api/v1/gems/' + repo + '.json';
@ -245,7 +272,7 @@ function(data, match, end, ask) {
var version = data.version;
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = 'v' + version;
@ -254,17 +281,17 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'blue';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// PyPI integration.
camp.route(/^\/pypi\/([^\/]+)\/(.*)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var info = match[1];
var egg = match[2]; // eg, `gevent`.
var format = match[3];
@ -280,7 +307,7 @@ function(data, match, end, ask) {
var data = JSON.parse(buffer);
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
if (info === 'dm') {
@ -289,7 +316,7 @@ function(data, match, end, ask) {
var monthly = data.info.downloads.last_month;
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = metric(monthly) + '/month';
@ -304,13 +331,13 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'brightgreen';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
} else if (info === 'v') {
try {
var version = data.info.version;
} catch(e) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = 'v' + version;
@ -319,18 +346,18 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'blue';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
}
});
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// Coveralls integration.
camp.route(/^\/coveralls\/([^\/]+\/[^\/]+)(?:\/(.+))?\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var userRepo = match[1]; // eg, `jekyll/jekyll`.
var branch = match[2];
var format = match[3];
@ -345,7 +372,7 @@ function(data, match, end, ask) {
var buffer = res.headers.location;
if (!buffer) {
badgeData.text[1] = 'invalid';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
try {
@ -354,12 +381,12 @@ function(data, match, end, ask) {
if (percentage !== percentage) {
// It is NaN, treat it as unknown.
badgeData.text[1] = 'unknown';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
} catch(e) {
badgeData.text[1] = 'malformed';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
badgeData.text[1] = score + '%';
@ -370,16 +397,16 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'green';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
}).on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
});
sendBadge(format, badgeData);
});
}));
// Code Climate integration
camp.route(/^\/codeclimate\/(.+)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var userRepo = match[1]; // eg, `github/kabisaict/flow`.
var format = match[2];
var options = {
@ -395,12 +422,12 @@ function(data, match, end, ask) {
.match(/filename="code_climate-(.+)\.png"/);
} catch(e) {
badgeData.text[1] = 'not found';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
if (!statusMatch) {
badgeData.text[1] = 'unknown';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
var state = statusMatch[1].replace('-', '.');
@ -417,18 +444,18 @@ function(data, match, end, ask) {
} else {
badgeData.colorscheme = 'red';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.end();
});
}));
// Code Climate integration
camp.route(/^\/gemnasium\/(.+)\.(svg|png|gif|jpg)$/,
function(data, match, end, ask) {
cache(function(data, match, sendBadge) {
var userRepo = match[1]; // eg, `jekyll/jekyll`.
var format = match[2];
var options = {
@ -444,12 +471,12 @@ function(data, match, end, ask) {
.match(/filename="(.+)\.png"/);
} catch(e) {
badgeData.text[1] = 'not found';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
if (!statusMatch) {
badgeData.text[1] = 'unknown';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
return;
}
// Either `dev-yellow` or `yellow`.
@ -471,14 +498,14 @@ function(data, match, end, ask) {
} else {
badgeData.text[1] = 'undefined';
}
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.on('error', function(e) {
badgeData.text[1] = 'inaccessible';
badge(badgeData, makeSend(format, ask.res, end));
sendBadge(format, badgeData);
});
req.end();
});
}));
// Any badge.
camp.route(/^\/:(([^-]|--)+)-(([^-]|--)+)-(([^-]|--)+)\.(svg|png|gif|jpg)$/,