diff options
Diffstat (limited to 'vnfmarket/src/main/webapp/vnfmarket/node_modules/fs-extra/lib/copy/ncp.js')
| -rw-r--r-- | vnfmarket/src/main/webapp/vnfmarket/node_modules/fs-extra/lib/copy/ncp.js | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/fs-extra/lib/copy/ncp.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/fs-extra/lib/copy/ncp.js new file mode 100644 index 00000000..d30cae57 --- /dev/null +++ b/vnfmarket/src/main/webapp/vnfmarket/node_modules/fs-extra/lib/copy/ncp.js @@ -0,0 +1,243 @@ +// imported from ncp (this is temporary, will rewrite) + +var fs = require('graceful-fs') +var path = require('path') +var utimes = require('../util/utimes') + +function ncp (source, dest, options, callback) { + if (!callback) { + callback = options + options = {} + } + + var basePath = process.cwd() + var currentPath = path.resolve(basePath, source) + var targetPath = path.resolve(basePath, dest) + + var filter = options.filter + var transform = options.transform + var clobber = options.clobber !== false + var dereference = options.dereference + var preserveTimestamps = options.preserveTimestamps === true + + var errs = null + + var started = 0 + var finished = 0 + var running = 0 + // this is pretty useless now that we're using graceful-fs + // consider removing + var limit = options.limit || 512 + + startCopy(currentPath) + + function startCopy (source) { + started++ + if (filter) { + if (filter instanceof RegExp) { + if (!filter.test(source)) { + return doneOne(true) + } + } else if (typeof filter === 'function') { + if (!filter(source)) { + return doneOne(true) + } + } + } + return getStats(source) + } + + function getStats (source) { + var stat = dereference ? fs.stat : fs.lstat + if (running >= limit) { + return setImmediate(function () { + getStats(source) + }) + } + running++ + stat(source, function (err, stats) { + if (err) return onError(err) + + // We need to get the mode from the stats object and preserve it. + var item = { + name: source, + mode: stats.mode, + mtime: stats.mtime, // modified time + atime: stats.atime, // access time + stats: stats // temporary + } + + if (stats.isDirectory()) { + return onDir(item) + } else if (stats.isFile() || stats.isCharacterDevice() || stats.isBlockDevice()) { + return onFile(item) + } else if (stats.isSymbolicLink()) { + // Symlinks don't really need to know about the mode. + return onLink(source) + } + }) + } + + function onFile (file) { + var target = file.name.replace(currentPath, targetPath) + isWritable(target, function (writable) { + if (writable) { + copyFile(file, target) + } else { + if (clobber) { + rmFile(target, function () { + copyFile(file, target) + }) + } else { + doneOne() + } + } + }) + } + + function copyFile (file, target) { + var readStream = fs.createReadStream(file.name) + var writeStream = fs.createWriteStream(target, { mode: file.mode }) + + readStream.on('error', onError) + writeStream.on('error', onError) + + if (transform) { + transform(readStream, writeStream, file) + } else { + writeStream.on('open', function () { + readStream.pipe(writeStream) + }) + } + + writeStream.once('finish', function () { + fs.chmod(target, file.mode, function (err) { + if (err) return onError(err) + if (preserveTimestamps) { + utimes.utimesMillis(target, file.atime, file.mtime, function (err) { + if (err) return onError(err) + return doneOne() + }) + } else { + doneOne() + } + }) + }) + } + + function rmFile (file, done) { + fs.unlink(file, function (err) { + if (err) return onError(err) + return done() + }) + } + + function onDir (dir) { + var target = dir.name.replace(currentPath, targetPath) + isWritable(target, function (writable) { + if (writable) { + return mkDir(dir, target) + } + copyDir(dir.name) + }) + } + + function mkDir (dir, target) { + fs.mkdir(target, dir.mode, function (err) { + if (err) return onError(err) + // despite setting mode in fs.mkdir, doesn't seem to work + // so we set it here. + fs.chmod(target, dir.mode, function (err) { + if (err) return onError(err) + copyDir(dir.name) + }) + }) + } + + function copyDir (dir) { + fs.readdir(dir, function (err, items) { + if (err) return onError(err) + items.forEach(function (item) { + startCopy(path.join(dir, item)) + }) + return doneOne() + }) + } + + function onLink (link) { + var target = link.replace(currentPath, targetPath) + fs.readlink(link, function (err, resolvedPath) { + if (err) return onError(err) + checkLink(resolvedPath, target) + }) + } + + function checkLink (resolvedPath, target) { + if (dereference) { + resolvedPath = path.resolve(basePath, resolvedPath) + } + isWritable(target, function (writable) { + if (writable) { + return makeLink(resolvedPath, target) + } + fs.readlink(target, function (err, targetDest) { + if (err) return onError(err) + + if (dereference) { + targetDest = path.resolve(basePath, targetDest) + } + if (targetDest === resolvedPath) { + return doneOne() + } + return rmFile(target, function () { + makeLink(resolvedPath, target) + }) + }) + }) + } + + function makeLink (linkPath, target) { + fs.symlink(linkPath, target, function (err) { + if (err) return onError(err) + return doneOne() + }) + } + + function isWritable (path, done) { + fs.lstat(path, function (err) { + if (err) { + if (err.code === 'ENOENT') return done(true) + return done(false) + } + return done(false) + }) + } + + function onError (err) { + if (options.stopOnError) { + return callback(err) + } else if (!errs && options.errs) { + errs = fs.createWriteStream(options.errs) + } else if (!errs) { + errs = [] + } + if (typeof errs.write === 'undefined') { + errs.push(err) + } else { + errs.write(err.stack + '\n\n') + } + return doneOne() + } + + function doneOne (skipped) { + if (!skipped) running-- + finished++ + if ((started === finished) && (running === 0)) { + if (callback !== undefined) { + return errs ? callback(errs) : callback(null) + } + } + } +} + +module.exports = ncp |