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var fs = require('fs');
var shell = require('shelljs');
var grunt = require('grunt');
var spawn = require('child_process').spawn;
module.exports = {
init: function() {
shell.exec('npm install');
},
getVersion: function(){
var package = JSON.parse(fs.readFileSync('package.json', 'UTF-8'));
var match = package.version.match(/^([^\-]*)(-snapshot)?$/);
var semver = match[1].split('.');
var hash = shell.exec('git rev-parse --short HEAD', {silent: true}).output.replace('\n', '');
var version = {
full: (match[1] + (match[2] ? '-' + hash : '')),
major: semver[0],
minor: semver[1],
dot: semver[2],
codename: package.codename,
cdn: package.cdnVersion
};
return version;
},
startKarma: function(config, singleRun, done){
var browsers = grunt.option('browsers');
var reporters = grunt.option('reporters');
var noColor = grunt.option('no-colors');
var p = spawn('node', ['node_modules/karma/bin/karma', 'start', config,
singleRun ? '--single-run=true' : '',
reporters ? '--reporters=' + reporters : '',
browsers ? '--browsers=' + browsers : '',
noColor ? '--no-colors' : ''
]);
p.stdout.pipe(process.stdout);
p.stderr.pipe(process.stderr);
p.on('exit', function(code){
if(code !== 0) grunt.fail.warn("Test(s) failed");
done();
});
},
wrap: function(src, name){
src.unshift('src/' + name + '.prefix');
src.push('src/' + name + '.suffix');
return src;
},
addStyle: function(src, styles, minify){
styles = styles.map(processCSS.bind(this)).join('\n');
src += styles;
return src;
function processCSS(file){
var css = fs.readFileSync(file).toString();
if(minify){
css = css
.replace(/\r?\n/g, '')
.replace(/\/\*.*?\*\//g, '')
.replace(/:\s+/g, ':')
.replace(/\s*\{\s*/g, '{')
.replace(/\s*\}\s*/g, '}')
.replace(/\s*\,\s*/g, ',')
.replace(/\s*\;\s*/g, ';');
}
//escape for js
css = css
.replace(/\\/g, '\\\\')
.replace(/'/g, "\\'")
.replace(/\r?\n/g, '\\n');
return "angular.element(document).find('head').append('<style type=\"text/css\">" + css + "</style>');";
}
},
process: function(src, NG_VERSION, strict){
var processed = src
.replace(/"NG_VERSION_FULL"/g, NG_VERSION.full)
.replace(/"NG_VERSION_MAJOR"/, NG_VERSION.major)
.replace(/"NG_VERSION_MINOR"/, NG_VERSION.minor)
.replace(/"NG_VERSION_DOT"/, NG_VERSION.dot)
.replace(/"NG_VERSION_CDN"/, NG_VERSION.cdn)
.replace(/"NG_VERSION_CODENAME"/, NG_VERSION.codename);
if (strict !== false) processed = this.singleStrict(processed, '\n\n', true);
return processed;
},
build: function(config, fn){
var files = grunt.file.expand(config.src);
var styles = config.styles;
//concat
var src = files.map(function(filepath){
return grunt.file.read(filepath);
}).join(grunt.util.normalizelf('\n'));
//process
var processed = this.process(src, grunt.config('NG_VERSION'), config.strict);
if (styles) processed = this.addStyle(processed, styles.css, styles.minify);
//write
grunt.file.write(config.dest, processed);
grunt.log.ok('File ' + config.dest + ' created.');
fn();
},
singleStrict: function(src, insert, newline){
var useStrict = newline ? "$1\n'use strict';" : "$1'use strict';";
return src
.replace(/\s*("|')use strict("|');\s*/g, insert) // remove all file-specific strict mode flags
.replace(/(\(function\([^)]*\)\s*\{)/, useStrict); // add single strict mode flag
},
min: function(file, done) {
var minFile = file.replace(/\.js$/, '.min.js');
shell.exec(
'java ' +
this.java32flags() + ' ' +
'-jar node_modules/closure-compiler/lib/vendor/compiler.jar ' +
'--compilation_level SIMPLE_OPTIMIZATIONS ' +
'--language_in ECMASCRIPT5_STRICT ' +
'--js ' + file + ' ' +
'--js_output_file ' + minFile,
function(code) {
if (code !== 0) grunt.fail.warn('Error minifying ' + file);
grunt.file.write(minFile, this.singleStrict(grunt.file.read(minFile), '\n'));
grunt.log.ok(file + ' minified into ' + minFile);
done();
}.bind(this));
},
//returns the 32-bit mode force flags for java compiler if supported, this makes the build much faster
java32flags: function(){
if (process.platform === "win32") return '';
if (shell.exec('java -version -d32 2>&1', {silent: true}).code !== 0) return '';
return ' -d32 -client';
},
//csp connect middleware
csp: function(){
return function(req, res, next){
res.setHeader("X-WebKit-CSP", "default-src 'self';");
res.setHeader("X-Content-Security-Policy", "default-src 'self'");
next();
};
},
//rewrite connect middleware
rewrite: function(){
return function(req, res, next){
var REWRITE = /\/(guide|api|cookbook|misc|tutorial).*$/,
IGNORED = /(\.(css|js|png|jpg)$|partials\/.*\.html$)/,
match;
if (!IGNORED.test(req.url) && (match = req.url.match(REWRITE))) {
console.log('rewriting', req.url);
req.url = req.url.replace(match[0], '/index.html');
}
next();
};
}
};
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