diff options
Diffstat (limited to 'cordova/node_modules/shelljs/src/cp.js')
| -rwxr-xr-x | cordova/node_modules/shelljs/src/cp.js | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/cordova/node_modules/shelljs/src/cp.js b/cordova/node_modules/shelljs/src/cp.js new file mode 100755 index 0000000..ef19f96 --- /dev/null +++ b/cordova/node_modules/shelljs/src/cp.js @@ -0,0 +1,204 @@ +var fs = require('fs'); +var path = require('path'); +var common = require('./common'); +var os = require('os'); + +// Buffered file copy, synchronous +// (Using readFileSync() + writeFileSync() could easily cause a memory overflow +// with large files) +function copyFileSync(srcFile, destFile) { + if (!fs.existsSync(srcFile)) + common.error('copyFileSync: no such file or directory: ' + srcFile); + + var BUF_LENGTH = 64*1024, + buf = new Buffer(BUF_LENGTH), + bytesRead = BUF_LENGTH, + pos = 0, + fdr = null, + fdw = null; + + try { + fdr = fs.openSync(srcFile, 'r'); + } catch(e) { + common.error('copyFileSync: could not read src file ('+srcFile+')'); + } + + try { + fdw = fs.openSync(destFile, 'w'); + } catch(e) { + common.error('copyFileSync: could not write to dest file (code='+e.code+'):'+destFile); + } + + while (bytesRead === BUF_LENGTH) { + bytesRead = fs.readSync(fdr, buf, 0, BUF_LENGTH, pos); + fs.writeSync(fdw, buf, 0, bytesRead); + pos += bytesRead; + } + + fs.closeSync(fdr); + fs.closeSync(fdw); + + fs.chmodSync(destFile, fs.statSync(srcFile).mode); +} + +// Recursively copies 'sourceDir' into 'destDir' +// Adapted from https://github.com/ryanmcgrath/wrench-js +// +// Copyright (c) 2010 Ryan McGrath +// Copyright (c) 2012 Artur Adib +// +// Licensed under the MIT License +// http://www.opensource.org/licenses/mit-license.php +function cpdirSyncRecursive(sourceDir, destDir, opts) { + if (!opts) opts = {}; + + /* Create the directory where all our junk is moving to; read the mode of the source directory and mirror it */ + var checkDir = fs.statSync(sourceDir); + try { + fs.mkdirSync(destDir, checkDir.mode); + } catch (e) { + //if the directory already exists, that's okay + if (e.code !== 'EEXIST') throw e; + } + + var files = fs.readdirSync(sourceDir); + + for (var i = 0; i < files.length; i++) { + var srcFile = sourceDir + "/" + files[i]; + var destFile = destDir + "/" + files[i]; + var srcFileStat = fs.lstatSync(srcFile); + + if (srcFileStat.isDirectory()) { + /* recursion this thing right on back. */ + cpdirSyncRecursive(srcFile, destFile, opts); + } else if (srcFileStat.isSymbolicLink()) { + var symlinkFull = fs.readlinkSync(srcFile); + fs.symlinkSync(symlinkFull, destFile, os.platform() === "win32" ? "junction" : null); + } else { + /* At this point, we've hit a file actually worth copying... so copy it on over. */ + if (fs.existsSync(destFile) && !opts.force) { + common.log('skipping existing file: ' + files[i]); + } else { + copyFileSync(srcFile, destFile); + } + } + + } // for files +} // cpdirSyncRecursive + + +//@ +//@ ### cp([options ,] source [,source ...], dest) +//@ ### cp([options ,] source_array, dest) +//@ Available options: +//@ +//@ + `-f`: force +//@ + `-r, -R`: recursive +//@ +//@ Examples: +//@ +//@ ```javascript +//@ cp('file1', 'dir1'); +//@ cp('-Rf', '/tmp/*', '/usr/local/*', '/home/tmp'); +//@ cp('-Rf', ['/tmp/*', '/usr/local/*'], '/home/tmp'); // same as above +//@ ``` +//@ +//@ Copies files. The wildcard `*` is accepted. +function _cp(options, sources, dest) { + options = common.parseOptions(options, { + 'f': 'force', + 'R': 'recursive', + 'r': 'recursive' + }); + + // Get sources, dest + if (arguments.length < 3) { + common.error('missing <source> and/or <dest>'); + } else if (arguments.length > 3) { + sources = [].slice.call(arguments, 1, arguments.length - 1); + dest = arguments[arguments.length - 1]; + } else if (typeof sources === 'string') { + sources = [sources]; + } else if ('length' in sources) { + sources = sources; // no-op for array + } else { + common.error('invalid arguments'); + } + + var exists = fs.existsSync(dest), + stats = exists && fs.statSync(dest); + + // Dest is not existing dir, but multiple sources given + if ((!exists || !stats.isDirectory()) && sources.length > 1) + common.error('dest is not a directory (too many sources)'); + + // Dest is an existing file, but no -f given + if (exists && stats.isFile() && !options.force) + common.error('dest file already exists: ' + dest); + + if (options.recursive) { + // Recursive allows the shortcut syntax "sourcedir/" for "sourcedir/*" + // (see Github issue #15) + sources.forEach(function(src, i) { + if (src[src.length - 1] === '/') + sources[i] += '*'; + }); + + // Create dest + try { + fs.mkdirSync(dest, parseInt('0777', 8)); + } catch (e) { + // like Unix's cp, keep going even if we can't create dest dir + } + } + + sources = common.expand(sources); + + sources.forEach(function(src) { + if (!fs.existsSync(src)) { + common.error('no such file or directory: '+src, true); + return; // skip file + } + + // If here, src exists + if (fs.statSync(src).isDirectory()) { + if (!options.recursive) { + // Non-Recursive + common.log(src + ' is a directory (not copied)'); + } else { + // Recursive + // 'cp /a/source dest' should create 'source' in 'dest' + var newDest = path.join(dest, path.basename(src)), + checkDir = fs.statSync(src); + try { + fs.mkdirSync(newDest, checkDir.mode); + } catch (e) { + //if the directory already exists, that's okay + if (e.code !== 'EEXIST') { + common.error('dest file no such file or directory: ' + newDest, true); + throw e; + } + } + + cpdirSyncRecursive(src, newDest, {force: options.force}); + } + return; // done with dir + } + + // If here, src is a file + + // When copying to '/path/dir': + // thisDest = '/path/dir/file1' + var thisDest = dest; + if (fs.existsSync(dest) && fs.statSync(dest).isDirectory()) + thisDest = path.normalize(dest + '/' + path.basename(src)); + + if (fs.existsSync(thisDest) && !options.force) { + common.error('dest file already exists: ' + thisDest, true); + return; // skip file + } + + copyFileSync(src, thisDest); + }); // forEach(src) +} +module.exports = _cp; |
