49 lines
1.5 KiB
JavaScript
49 lines
1.5 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 badge = require('./badge.js');
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// Escapes `t` using the format specified in
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// <https://github.com/espadrine/gh-badges/issues/12#issuecomment-31518129>
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function escapeFormat(t) {
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return t
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// Inline single underscore.
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.replace(/([^_])_([^_])/g, '$1 $2')
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// Leading or trailing underscore.
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.replace(/([^_])_$/, '$1 ').replace(/^_([^_])/, ' $1')
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// Double underscore and double dash.
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.replace(/__/g, '_').replace(/--/g, '-');
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}
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function sixHex(s) { return /^[0-9a-fA-F]{6}$/.test(s); }
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camp.route(/^\/(([^-]|--)+)-(([^-]|--)+)-(([^-]|--)+).svg$/,
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function(data, match, end, ask) {
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var subject = escapeFormat(match[1]);
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var status = escapeFormat(match[3]);
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var color = escapeFormat(match[5]);
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ask.res.setHeader('Content-Type', 'image/svg+xml');
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try {
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var badgeData = {text: [subject, status]};
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if (sixHex(color)) {
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badgeData.colorB = '#' + color;
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} else {
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badgeData.colorscheme = color;
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}
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badge(badgeData, function(res) {
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end(null, {template: streamFromString(res)});
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});
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} catch(e) {
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badge({text: ["error", "bad badge"], colorscheme: "red"}, function(res) {
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end(null, {template: streamFromString(res)});
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});
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}
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});
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var stream = require('stream');
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function streamFromString(str) {
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var newStream = new stream.Readable();
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newStream._read = function() { newStream.push(str); newStream.push(null); };
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return newStream;
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}
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