87 lines
1.9 KiB
JavaScript
87 lines
1.9 KiB
JavaScript
(function () {
|
|
"use strict"
|
|
|
|
var fs = require('fs'),
|
|
EventEmitter = require('events').EventEmitter;
|
|
|
|
// 2010-11-25 jorge@jorgechamorro.com
|
|
function create (pathname, cb) {
|
|
var emitter = new EventEmitter(),
|
|
q = [],
|
|
queue = [q],
|
|
curpath;
|
|
|
|
function walk() {
|
|
//cb(curpath);
|
|
fs.lstat(curpath, function (err, stat) {
|
|
if (err) {
|
|
emitter.emit('error', curpath, err);
|
|
}
|
|
if (!stat) {
|
|
return next();
|
|
}
|
|
emitter.emit('node', curpath, stat);
|
|
if (!stat.isDirectory()) {
|
|
return next();
|
|
}
|
|
fs.readdir(curpath, function(err, files) {
|
|
if (err) {
|
|
emitter.emit('error', curpath, err);
|
|
}
|
|
// XXX bug was here. next() was omitted
|
|
if (!files || 0 == files.length) {
|
|
return next();
|
|
}
|
|
files.sort(sort);
|
|
emitter.emit('nodes', curpath, files);
|
|
files.forEach(fullPath);
|
|
queue.push(q = files);
|
|
next();
|
|
});
|
|
});
|
|
}
|
|
|
|
function next () {
|
|
if (q.length) {
|
|
curpath = q.pop();
|
|
return walk();
|
|
}
|
|
if (queue.length -= 1) {
|
|
q = queue[queue.length-1];
|
|
return next();
|
|
}
|
|
emitter.emit('end');
|
|
}
|
|
|
|
function getDirectory (enqueue) {
|
|
fs.readdir(curpath, function(err, files) {
|
|
if (!files) return;
|
|
//if (err) throw Error(err);
|
|
files.sort(sort);
|
|
emitter.emit('nodes', curpath, files);
|
|
files.forEach(fullPath);
|
|
enqueue(files);
|
|
});
|
|
}
|
|
|
|
function fullPath(v,i,o) {
|
|
o[i]= [curpath, '/', v].join('');
|
|
}
|
|
|
|
function sort(a,b) {
|
|
a= a.toLowerCase();
|
|
b= b.toLowerCase();
|
|
if (a > b) return -1;
|
|
if (a < b) return 1;
|
|
else return 0;
|
|
}
|
|
|
|
curpath = pathname;
|
|
walk();
|
|
|
|
return emitter;
|
|
}
|
|
|
|
module.exports = create;
|
|
}());
|