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