""" Django backend for angular-filemanager The MIT License (MIT) Copyright (c) 2017 Esmairi Adel Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. """ import datetime import json import os import shutil import stat import zipfile from django.core.files.storage import FileSystemStorage from distutils.dir_util import copy_tree import tempfile import shlex import subprocess def timestamp_to_str(timestamp, format_str='%Y-%m-%d %I:%M:%S'): date = datetime.datetime.fromtimestamp(timestamp) return date.strftime(format_str) def filemode(mode): is_dir = 'd' if stat.S_ISDIR(mode) else '-' dic = {'7': 'rwx', '6': 'rw-', '5': 'r-x', '4': 'r--', '0': '---'} perm = str(oct(mode)[-3:]) return is_dir + ''.join(dic.get(x, x) for x in perm) def compress_zip(base_name, folders): with zipfile.ZipFile(base_name + '.zip', "w", zipfile.ZIP_DEFLATED, allowZip64=True) as zf: for f in folders: if os.path.isfile(f): zf.write(f,os.path.basename(f)) continue os.chdir(os.path.dirname(f)) for root, _, filenames in os.walk(os.path.basename(f)): for name in filenames: name = os.path.join(root, name) name = os.path.normpath(name) zf.write(name, name) def get_file_information(path): fstat = os.stat(path) if stat.S_ISDIR(fstat.st_mode): ftype = 'dir' else: ftype = 'file' fsize = fstat.st_size ftime = timestamp_to_str(fstat.st_mtime) fmode = filemode(fstat.st_mode) return ftype, fsize, ftime, fmode def change_permissions_recursive(path, mode): for root, dirs, files in os.walk(path, topdown=False): for d in [os.path.join(root, d) for d in dirs]: os.chmod(d, mode) for f in [os.path.join(root, f) for f in files]: os.chmod(f, mode) class FileManager: def __init__(self, root,show_dotfiles=True): self.root = root self.show_dotfiles = show_dotfiles def list(self, request): path = os.path.abspath(self.root + request['path']) if not os.path.exists(path) or not path.startswith(self.root): return {'result': ''} command = 'chown -R nobody:nobody '+path cmd = shlex.split(command) res = subprocess.call(cmd) files = [] for fname in sorted(os.listdir(path)): if fname.startswith('.') and not self.show_dotfiles: continue fpath = os.path.join(path, fname) try: ftype, fsize, ftime, fmode = get_file_information(fpath) except Exception as e: continue files.append({ 'name': fname, 'rights': fmode, 'size': fsize, 'date': ftime, 'type': ftype, }) return {'result': files} def rename(self, request): try: src = os.path.abspath(self.root + request['item']) dst = os.path.abspath(self.root + request['newItemPath']) if not (os.path.exists(src) and src.startswith(self.root) and dst.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} shutil.move(src, dst) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def copy(self, request): try: items = request['items'] if len(items) == 1 and 'singleFilename' in request: src = os.path.abspath(self.root + items[0]) dst = os.path.abspath(self.root + request['newPath'] + '/' + request['singleFilename']) if not (os.path.exists(src) and src.startswith(self.root) and dst.startswith(self.root)): return {'result': {'success': 'false', 'error': 'File not found'}} shutil.copyfile(src, dst) else: path = os.path.abspath(self.root + request['newPath']) for item in items: src = os.path.abspath(self.root + item) if not (os.path.exists(src) and src.startswith(self.root) and path.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} shutil.copyfile(src, path) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def remove(self, request): try: items = request['items'] for item in items: path = os.path.abspath(self.root + item) if not (os.path.exists(path) and path.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} if os.path.isdir(path): shutil.rmtree(path) else: os.remove(path) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def edit(self, request): try: path = os.path.abspath(self.root + request['item']) if not path.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} content = request['content'] with open(path, 'w') as f: f.write(content) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def getContent(self, request): try: path = os.path.abspath(self.root + request['item']) if not path.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} with open(path, 'r') as f: content = f.read() except Exception as e: content = e.message return {'result': content} def createFolder(self, request): try: path = os.path.abspath(self.root + request['newPath']) if not path.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} os.makedirs(path) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def move(self, request): try: dst = os.path.abspath(self.root + request['newPath']) if not dst.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} for item in request['items']: src = os.path.abspath(self.root + item) if not (os.path.exists(src) and src.startswith(self.root) and dst.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} shutil.move(src, dst) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def changePermissions(self, request): try: items = request['items'] permissions = int(request['permsCode'], 8) recursive = request['recursive'] for item in items: path = os.path.abspath(self.root + item) if not (os.path.exists(path) and path.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} if recursive: change_permissions_recursive(path, permissions) else: os.chmod(path, permissions) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def compress(self, request): try: items = request['items'] path = os.path.abspath(os.path.join(self.root + request['destination'], request['compressedFilename'])) if not path.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} folders = [] for item in items: _path = os.path.abspath(self.root + item) if not (os.path.exists(_path) and _path.startswith(self.root)): continue folders.append(_path) compress_zip(path, folders) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def extract(self, request): try: src = os.path.abspath(self.root + request['item']) dst = os.path.abspath(self.root + request['destination'] + '/' + request['folderName']) if not (os.path.isfile(src) and src.startswith(self.root) and dst.startswith(self.root)): return {'result': {'success': 'false', 'error': 'Invalid path'}} zip_file = zipfile.ZipFile(src, 'r') zip_file.extractall(dst) zip_file.close() except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def upload(self, files, dest): try: for _file in list(files): path = os.path.join(self.root, dest.replace('/', '', 1)) if not path.startswith(self.root): return {'result': {'success': 'false', 'error': 'Invalid path'}} fs = FileSystemStorage(location=path) fs.save(files.get(_file).name, files.get(_file)) except Exception as e: return {'result': {'success': 'false', 'error': e.message}} return {'result': {'success': 'true', 'error': ''}} def download(self, path, HttpResponse): path = os.path.abspath(self.root + path) response = '' if path.startswith(self.root) and os.path.isfile(path): try: with open(path, 'rb') as f: response = HttpResponse(f.read(), content_type="application/octet-stream") response['Content-Disposition'] = 'inline; filename=' + os.path.basename(path) except Exception as e: raise Http404 return response def downloadMultiple(self, request, HttpResponse): items = dict(request.iterlists()) folders = [] for item in items['items[]']: _path = os.path.join(self.root + os.path.expanduser(item)) if not ( (os.path.exists(_path) or os.path.isfile(_path))and _path.startswith(self.root)): continue folders.append(_path) tmpdir = tempfile.mkdtemp() filename = items['toFilename'][0].replace('.zip', '',1) saved_umask = os.umask(0077) path = os.path.join(tmpdir, filename) try: compress_zip(path, folders) with open(path+".zip", 'rb') as f: response = HttpResponse(f.read(), content_type="application/octet-stream") response['Content-Disposition'] = 'inline; filename=' + os.path.basename(path)+'.zip' return [response, saved_umask, tmpdir] except IOError as e: print("IOError") else: shutil.rmtree(tmpdir, ignore_errors=True)