f2e-server
Version:
a nodejs based file-system-server with easy-template-engine and several F2E-utils
222 lines (214 loc) • 7.95 kB
JavaScript
;
var $path = require('path'),
fs = require('fs'),
_ = require('underscore'),
url = require("url"),
http = require('http'),
exec = require('child_process').exec,
execFile = require('child_process').execFile;
var rename = require('../common/rename');
var building = 0;
//两秒内没有新的build,则build finished
var i = 0, builded = false, l = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
setInterval(function(){
l[i] = building;
if( _.find(l, function(n){ return !!n; }) ){
if( i === 0 ){
builded = true;
console.log( 'building......' );
}
}else if(builded){
builded = false;
console.log( 'build finished!\n' );
}
i = (i + 1) % l.length;
},200);
var crypto = require('crypto');
function md5 (text) {
return crypto.createHash('md5').update(text).digest('hex');
}
var tinifiedPath = $path.join(__dirname, '../../../tinified.json');
var tinified = {};
if (!fs.existsSync(tinifiedPath)) {
fs.writeFileSync( tinifiedPath, '{}');
}
else {
tinified = JSON.parse(fs.readFileSync(tinifiedPath));
}
var tinifyImg = function (conf, path) {
if (conf.tinify.filter && !conf.tinify.filter(path)) {
return;
}
var tinify = require('tinify');
tinify.key = conf.tinify.key;
var input = $path.join(conf.output, path);
var output = $path.join(conf.root, path);
var rs = fs.readFileSync(input);
var key = md5(rs);
if (!tinified[key] && rs.length > (conf.tinify.minSize || 60 * 1024)) {
building = 1;
var source = tinify.fromFile(input);
source.toFile(output, function (err) {
if (err) {
console.log('tinify error:');
console.log(err);
}
else {
var res = fs.readFileSync(output);
tinified[md5(res)] = 1;
fs.writeFileSync(tinifiedPath, JSON.stringify(tinified));
fs.writeFileSync(input, res);
}
building = 0;
});
}
};
var buildFile = function(pathname, conf, callback){
building = 1;
var pathname1 = pathname;
var url = 'http://' + conf.hostname + '/' + decodeURI(pathname) + '?_build_=true';
http.get(url, function(res){
pathname1 = rename.buildRename(pathname, $path.join(conf.root, pathname), conf);
var outputFile = $path.join(conf.output, pathname1);
try{
var fws = fs.createWriteStream( outputFile );
res.pipe( fws ).on('finish',function(){
building = 0;
callback();
});
}catch(e){
console.log(e);
}
}).on('error', function(e){
console.log('build error for: ' + pathname);
console.log(e);
building = 0;
});
};
exports.buildFile = buildFile;
exports.execute = function(req, resp, root, handle, conf){
if(!req.data._on_force_build_ && conf.livereload && conf.livereload.inject) {
resp.end(JSON.stringify({
code: -1,
error: '项目已经开启livereload, 是否仍然进行构建？'
}));
return;
}
if( _.find(l, function(n){ return !!n; }) ){
console.log('building......');
resp.end(JSON.stringify({
error: '构建中...'
}));
return;
}
var referer = url.parse( req.headers.referer || req.url );
root = $path.join(root, referer.pathname);
var $root = conf.output,
mime = req.util.mime,
buildFilter = conf.buildFilter || function(){ return true; };
var build = function( path ){
var path1 = path,
joinPath = $path.join($root, path),
newPath = joinPath;
var fromPath = $path.join(root, path);
fs.stat(fromPath, function(error, stats){
//文本类型资源通过HTTP获取, 以确保跟开发环境资源相同
if(stats && stats.isFile && stats.isFile() && mime.isTXT(path)){
path1 = rename.buildRename(path, $path.join(root, path), conf, needBuild);
var needBuild = buildFilter(path1);
// needBuild && console.log(path1);
newPath = $path.join($root, path1);
//console.log( referer.href + "/" + encodeURI(path) );
if (needBuild) {
building = 1;
http.get( referer.href + "/" + encodeURI(path) + '?_build_=true', function(res) {
if(res.statusCode === 200){
var fws = fs.createWriteStream( newPath );
res.pipe( fws ).on('finish',function(){
building = 0;
});
}else{
console.log('build error for: ' + path);
}
}).on('error',function(e){
console.log('build error for: ' + path);
console.log(e);
});
}
else if (needBuild !== false){
fs.writeFile(newPath, fs.readFileSync(fromPath), function (err) {
console.log(err);
building = 0;
});
}
}else if(stats && stats.isDirectory && stats.isDirectory()){ // 文件夹内递归需要构建
try {
fs.mkdirSync(newPath);
}
catch (e) {
}
fs.readdir(fromPath, function(error1, files){
for ( var k in files) { //对应下级目录或资源文件
build(path + '/' + files[k]);
}
});
return;
}
// 使用tinify压缩图片
if (/image\/.*/.test(mime.get(path)) && buildFilter(path) && conf.tinify){
tinifyImg(conf, path);
}
});
};
resp.end(JSON.stringify({
error: false,
command: '开始构建...'
}));
return build('');
// exec('del ' + $root + '* /s/q',function(err){
exec('dir',function(err){
if(!err){
var bash = 'xcopy ' + root.replace(/(.*?)[\\\/]$/,'$1') + ' ' + $root + ' /e/s/y';
exec(bash, function (error) {
if (!error) {
try{
build("");
}catch(e){
console.error("build error:");
console.error(e);
}
}
console.log(error);
resp.end(JSON.stringify({
error: error,
command: 'xcopy ' + root.replace(/(.*?)[\\\/]$/,'$1') + ' ' + $root + ' /e/s/y'
}));
});
}else{
// exec('rm -rf ' + $root + '/*',function(err2){
exec('ls',function(err2){
if(!err2){
exec('cp -Rf ' + root + '* ' + $root,function(err3){
if (!err3) {
try{
build("");
}catch(e){
console.error("build error:");
console.error(e);
}
}
resp.end(JSON.stringify({
error: err3,
command: 'cp -Rf ' + root + '* ' + $root
}));
});
}else{
resp.end(JSON.stringify({
error: err2,
command: 'xcopy ' + root.replace(/(.*?)[\\\/]$/,'$1') + ' ' + $root + ' /e/d/s'
}));
}
});
}
});
};