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skipping minification if the minFile is already up-to-date - issue #322

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This commit is contained in:
Julian Lam
2013-09-23 15:45:03 -04:00
parent d7ea24e218
commit f39a7ada7c
1 changed files with 35 additions and 7 deletions
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42
app.js
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@@ -24,6 +24,7 @@
nconf.argv().env();
var fs = require('fs'),
async = require('async'),
winston = require('winston'),
pkg = require('./package.json'),
path = require('path'),
@@ -85,17 +86,44 @@
'/src/jquery.form.js',
'/src/utils.js'
],
minified;
minified, mtime;
toMinify = toMinify.map(function (jsPath) {
return path.join(__dirname + '/public', jsPath);
});
minified = uglifyjs.minify(toMinify);
fs.writeFile(path.join(__dirname, '/public/src', 'nodebb.min.js'), minified.code, function (err) {
if (!err) {
winston.info('Minified client-side libraries');
async.parallel({
mtime: function (next) {
async.map(toMinify, fs.stat, function (err, stats) {
async.reduce(stats, 0, function (memo, item, callback) {
mtime = +new Date(item.mtime);
callback(null, mtime > memo ? mtime : memo);
}, next);
});
},
minFile: function (next) {
var minFile = path.join(__dirname, 'public/src/nodebb.min.js');
if (!fs.existsSync(minFile)) {
winston.warn('No minified client-side library found');
return next(null, 0);
}
fs.stat(minFile, function (err, stat) {
next(err, +new Date(stat.mtime));
});
}
}, function (err, results) {
if (results.minFile > results.mtime) {
winston.info('No changes to client-side libraries -- skipping minification');
} else {
winston.error('Problem minifying client-side libraries, exiting.');
process.exit();
winston.info('Minifying client-side libraries');
minified = uglifyjs.minify(toMinify);
fs.writeFile(path.join(__dirname, '/public/src', 'nodebb.min.js'), minified.code, function (err) {
if (!err) {
winston.info('Minified client-side libraries');
} else {
winston.error('Problem minifying client-side libraries, exiting.');
process.exit();
}
});
}
});