| module.exports = chmodr |
| chmodr.sync = chmodrSync |
| |
| var fs = require("fs") |
| var path = require("path") |
| |
| function chmodr (p, mode, cb) { |
| fs.lstat(p, function (er, stats) { |
| if (er) |
| return cb(er) |
| if (stats.isSymbolicLink()) |
| return cb() |
| if (stats.isDirectory()) |
| return chmodrDir(p, mode, cb) |
| return fs.chmod(p, mode, cb) |
| }) |
| } |
| |
| function chmodrDir (p, mode, cb) { |
| fs.readdir(p, function (er, children) { |
| if (er) |
| return cb(er) |
| |
| if (!children.length) |
| return fs.chmod(p, dirMode(mode), cb) |
| |
| var len = children.length |
| var errState = null |
| children.forEach(function (child) { |
| chmodr(path.resolve(p, child), mode, then) |
| }) |
| |
| // return first error, but not until all are finished, |
| // so we don't keep performing FS operations after the cb |
| function then (er) { |
| len = len - 1 |
| if (er && !errState) |
| errState = er |
| if (len === 0) { |
| if (errState) |
| return cb(errState) |
| else |
| return fs.chmod(p, dirMode(mode), cb) |
| } |
| } |
| }) |
| } |
| |
| function chmodrSync (p, mode) { |
| var stats = fs.lstatSync(p) |
| if (stats.isSymbolicLink()) |
| return |
| if (stats.isDirectory()) |
| return chmodrDirSync(p, mode) |
| else |
| return fs.chmodSync(p, mode) |
| } |
| |
| function chmodrDirSync (p, mode) { |
| fs.readdirSync(p).forEach(function (child) { |
| chmodrSync(path.resolve(p, child), mode) |
| }) |
| return fs.chmodSync(p, dirMode(mode)) |
| } |
| |
| // If a party has r, add x |
| // so that dirs are listable |
| function dirMode(mode) { |
| if (mode & 0400) |
| mode |= 0100 |
| if (mode & 040) |
| mode |= 010 |
| if (mode & 04) |
| mode |= 01 |
| return mode |
| } |
