def rename_similar(folder, skip_ext, name, skipped_files):
    """ Rename all other files in the 'folder' hierarchy after 'name'
        and move them to the root of 'folder'.
        Files having extension 'skip_ext' will be moved, but not renamed.
        Don't touch files in list `skipped_files`
    """
    logging.debug('Give files in set "%s" matching names.', name)
    folder = os.path.normpath(folder)
    skip_ext = skip_ext.lower()

    for root, dirs, files in os.walk(folder):
        for f in files:
            path = os.path.join(root, f)
            if path in skipped_files:
                continue
            org, ext = os.path.splitext(f)
            if ext.lower() == skip_ext:
                # Move file, but do not rename
                newpath = os.path.join(folder, f)
            else:
                # Move file and rename
                newname = "%s%s" % (name, ext)
                newname = newname.replace('%fn', org)
                newpath = os.path.join(folder, newname)
            if path != newpath:
                newpath = get_unique_filename(newpath)
                try:
                    logging.debug("Rename: %s to %s", path, newpath)
                    renamer(path, newpath)
                except:
                    logging.error(T('Failed to rename similar file: %s to %s'), clip_path(path), clip_path(newpath))
                    logging.info("Traceback: ", exc_info=True)
    cleanup_empty_directories(folder)

    def move(self, workdir_complete):
        ok = True
        if self.type == 'movie':
            move_to_parent = True
            # check if we should leave the files inside an extra folder
            if cfg.movie_extra_folders():
                # if there is a folder in the download, leave it in an extra folder
                move_to_parent = not check_for_folder(workdir_complete)
            if move_to_parent:
                workdir_complete, ok = move_to_parent_folder(workdir_complete)
        else:
            workdir_complete, ok = move_to_parent_folder(workdir_complete)
        if not ok:
            return workdir_complete, False

        path, part = os.path.split(workdir_complete)
        if '%fn' in part and self.sorter.fname:
            old = workdir_complete
            workdir_complete = os.path.join(path, part.replace('%fn', self.sorter.fname))
            workdir_complete = get_unique_path(workdir_complete, create_dir=False)
            try:
                renamer(old, workdir_complete)
            except:
                logging.error(T('Cannot create directory %s'), clip_path(workdir_complete))
                workdir_complete = old
                ok = False
        return workdir_complete, ok

def cleanup_list(wdir, skip_nzb):
    """ Remove all files whose extension matches the cleanup list,
        optionally ignoring the nzb extension
    """
    if cfg.cleanup_list():
        try:
            files = os.listdir(wdir)
        except:
            files = ()
        for filename in files:
            path = os.path.join(wdir, filename)
            if os.path.isdir(path):
                cleanup_list(path, skip_nzb)
            else:
                if on_cleanup_list(filename, skip_nzb):
                    try:
                        logging.info("Removing unwanted file %s", path)
                        os.remove(path)
                    except:
                        logging.error(T('Removing %s failed'), clip_path(path))
                        logging.info("Traceback: ", exc_info=True)
        if files:
            try:
                remove_dir(wdir)
            except:
                pass

    def rename(self, files, current_path):
        """ Renaming Date file """
        logging.debug("Renaming Date file")
        # find the master file to rename
        for file in files:
            if is_full_path(file):
                filepath = os.path.normpath(file)
            else:
                filepath = os.path.normpath(os.path.join(current_path, file))

            if os.path.exists(filepath):
                size = os.stat(filepath).st_size
                if size > cfg.movie_rename_limit.get_int():
                    if 'sample' not in file:
                        self.fname, ext = os.path.splitext(os.path.split(file)[1])
                        newname = "%s%s" % (self.filename_set, ext)
                        newname = newname.replace('%fn', self.fname)
                        newpath = os.path.join(current_path, newname)
                        if not os.path.exists(newpath):
                            try:
                                logging.debug("Rename: %s to %s", filepath, newpath)
                                renamer(filepath, newpath)
                            except:
                                logging.error(T('Failed to rename: %s to %s'), clip_path(current_path), clip_path(newpath))
                                logging.info("Traceback: ", exc_info=True)
                            rename_similar(current_path, ext, self.filename_set, ())
                            break

    def create_unrar_instance(self):
        """ Start the unrar instance using the user's options """
        # Generate extraction path and save for post-proc
        if not self.unpack_dir_info:
            try:
                self.unpack_dir_info = prepare_extraction_path(self.nzo)
            except:
                # Prevent fatal crash if directory creation fails
                self.abort()
                return

        # Get the information
        extraction_path, _, _, one_folder, _ = self.unpack_dir_info

        # Set options
        if self.nzo.password:
            password_command = '-p%s' % self.nzo.password
        else:
            password_command = '-p-'

        if one_folder or cfg.flat_unpack():
            action = 'e'
        else:
            action = 'x'

        # The first NZF
        self.rarfile_nzf = self.have_next_volume()

        # Generate command
        rarfile_path = os.path.join(self.nzo.downpath, self.rarfile_nzf.filename)
        if sabnzbd.WIN32:
            # For Unrar to support long-path, we need to cricumvent Python's list2cmdline
            # See: https://github.com/sabnzbd/sabnzbd/issues/1043
            command = ['%s' % sabnzbd.newsunpack.RAR_COMMAND, action, '-vp', '-idp', '-o+', '-ai', password_command,
                       '%s' % clip_path(rarfile_path), '%s\\' % long_path(extraction_path)]

        else:
            # Don't use "-ai" (not needed for non-Windows)
            command = ['%s' % sabnzbd.newsunpack.RAR_COMMAND, action, '-vp', '-idp', '-o+', password_command,
                       '%s' % rarfile_path, '%s/' % extraction_path]

        if cfg.ignore_unrar_dates():
            command.insert(3, '-tsm-')

        # Let's start from the first one!
        self.cur_volume = 1
        stup, need_shell, command, creationflags = build_command(command, flatten_command=True)
        logging.debug('Running unrar for DirectUnpack %s', command)
        self.active_instance = Popen(command, shell=False, stdin=subprocess.PIPE,
                                    stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
                                    startupinfo=stup, creationflags=creationflags)
        # Add to runners
        ACTIVE_UNPACKERS.append(self)

        # Doing the first
        logging.info('DirectUnpacked volume %s for %s', self.cur_volume, self.cur_setname)

def remove_samples(path):
    """ Remove all files that match the sample pattern """
    for root, _dirs, files in os.walk(path):
        for file_ in files:
            if RE_SAMPLE.search(file_):
                path = os.path.join(root, file_)
                try:
                    logging.info("Removing unwanted sample file %s", path)
                    remove_file(path)
                except:
                    logging.error(T('Removing %s failed'), clip_path(path))
                    logging.info("Traceback: ", exc_info=True)

    def run(self):
        while 1:
            job = self.queue.get()
            if not job:
                logging.info("Shutting down")
                break

            nzo, nzf = job

            if nzf:
                # Check if enough disk space is free, if not pause downloader and send email
                if diskspace(force=True)['download_dir'][1] < (cfg.download_free.get_float() + nzf.bytes) / GIGI:
                    # Only warn and email once
                    if not sabnzbd.downloader.Downloader.do.paused:
                        logging.warning(T('Too little diskspace forcing PAUSE'))
                        # Pause downloader, but don't save, since the disk is almost full!
                        sabnzbd.downloader.Downloader.do.pause()
                        sabnzbd.emailer.diskfull()
                        # Abort all direct unpackers, just to be sure
                        sabnzbd.directunpacker.abort_all()

                    # Place job back in queue and wait 30 seconds to hope it gets resolved
                    self.process(job)
                    sleep(30)
                    continue

                # Prepare filename
                nzo.verify_nzf_filename(nzf)
                nzf.filename = sanitize_filename(nzf.filename)
                filepath = get_filepath(long_path(cfg.download_dir.get_path()), nzo, nzf.filename)
                nzf.filename = get_filename(filepath)

                if filepath:
                    logging.info('Decoding %s %s', filepath, nzf.type)
                    try:
                        filepath = self.assemble(nzf, filepath)
                    except IOError, (errno, strerror):
                        # If job was deleted or in active post-processing, ignore error
                        if not nzo.deleted and not nzo.is_gone() and not nzo.pp_active:
                            # 28 == disk full => pause downloader
                            if errno == 28:
                                logging.error(T('Disk full! Forcing Pause'))
                            else:
                                logging.error(T('Disk error on creating file %s'), clip_path(filepath))
                            # Log traceback
                            logging.info('Traceback: ', exc_info=True)
                            # Pause without saving
                            sabnzbd.downloader.Downloader.do.pause()
                        continue
                    except:
                        logging.error(T('Fatal error in Assembler'), exc_info=True)
                        break

    def get_values(self):
        """ Collect and construct all the values needed for path replacement """
        try:
            # - Show Name
            self.get_shownames()

            # - Season
            self.get_seasons()

            # - Episode Number
            self.get_episodes()

            # - Episode Name
            self.get_showdescriptions()

            return True

        except:
            logging.error(T('Error getting TV info (%s)'), clip_path(self.original_job_name))
            logging.info("Traceback: ", exc_info=True)
            return False

    def run(self):
        import sabnzbd.nzbqueue

        while 1:
            job = self.queue.get()
            if not job:
                logging.info("Shutting down")
                break

            nzo, nzf = job

            if nzf:
                sabnzbd.CheckFreeSpace()
                filename = sanitize_filename(nzf.filename)
                nzf.filename = filename

                dupe = nzo.check_for_dupe(nzf)

                filepath = get_filepath(long_path(cfg.download_dir.get_path()), nzo, filename)

                if filepath:
                    logging.info("Decoding %s %s", filepath, nzf.type)
                    try:
                        filepath = _assemble(nzf, filepath, dupe)
                    except IOError, (errno, strerror):
                        if nzo.is_gone():
                            # Job was deleted, ignore error
                            pass
                        else:
                            # 28 == disk full => pause downloader
                            if errno == 28:
                                logging.error(T("Disk full! Forcing Pause"))
                            else:
                                logging.error(T("Disk error on creating file %s"), clip_path(filepath))
                            # Pause without saving
                            sabnzbd.downloader.Downloader.do.pause(save=False)
                    except:
                        logging.error(T("Fatal error in Assembler"), exc_info=True)
                        break

    def run(self):
        while 1:
            job = self.queue.get()
            if not job:
                logging.info("Shutting down")
                break

            nzo, nzf = job

            if nzf:
                sabnzbd.CheckFreeSpace()
                # We allow win_devices because otherwise par2cmdline fails to repair
                filename = sanitize_filename(nzf.filename, allow_win_devices=True)
                nzf.filename = filename

                dupe = nzo.check_for_dupe(nzf)

                filepath = get_filepath(long_path(cfg.download_dir.get_path()), nzo, filename)

                if filepath:
                    logging.info('Decoding %s %s', filepath, nzf.type)
                    try:
                        filepath = _assemble(nzf, filepath, dupe)
                    except IOError, (errno, strerror):
                        # If job was deleted, ignore error
                        if not nzo.is_gone():
                            # 28 == disk full => pause downloader
                            if errno == 28:
                                logging.error(T('Disk full! Forcing Pause'))
                            else:
                                logging.error(T('Disk error on creating file %s'), clip_path(filepath))
                            # Pause without saving
                            sabnzbd.downloader.Downloader.do.pause(save=False)
                        continue
                    except:
                        logging.error(T('Fatal error in Assembler'), exc_info=True)
                        break

def ProcessArchiveFile(filename, path, pp=None, script=None, cat=None, catdir=None, keep=False,
                       priority=None, url='', nzbname=None, password=None, nzo_id=None):
    """ Analyse ZIP file and create job(s).
        Accepts ZIP files with ONLY nzb/nfo/folder files in it.
        returns (status, nzo_ids)
            status: -1==Error/Retry, 0==OK, 1==Ignore
    """
    nzo_ids = []
    if catdir is None:
        catdir = cat

    filename, cat = name_to_cat(filename, catdir)

    status, zf, extension = is_archive(path)

    if status != 0:
        return status, []

    status = 1
    names = zf.namelist()
    nzbcount = 0
    for name in names:
        name = name.lower()
        if name.endswith('.nzb'):
            status = 0
            nzbcount += 1

    if status == 0:
        if nzbcount != 1:
            nzbname = None
        for name in names:
            if name.lower().endswith('.nzb'):
                try:
                    data = zf.read(name)
                except:
                    logging.error(T('Cannot read %s'), name, exc_info=True)
                    zf.close()
                    return -1, []
                name = os.path.basename(name)
                if data:
                    nzo = None
                    try:
                        nzo = nzbstuff.NzbObject(name, pp, script, data, cat=cat, url=url,
                                                 priority=priority, nzbname=nzbname)
                        if not nzo.password:
                            nzo.password = password
                    except (TypeError, ValueError):
                        # Duplicate or empty, ignore
                        pass
                    except:
                        # Something else is wrong, show error
                        logging.error(T('Error while adding %s, removing'), name, exc_info=True)

                    if nzo:
                        if nzo_id:
                            # Re-use existing nzo_id, when a "future" job gets it payload
                            sabnzbd.nzbqueue.NzbQueue.do.remove(nzo_id, add_to_history=False)
                            nzo.nzo_id = nzo_id
                            nzo_id = None
                        nzo_ids.append(sabnzbd.nzbqueue.NzbQueue.do.add(nzo))
                        nzo.update_rating()
        zf.close()
        try:
            if not keep:
                misc.remove_file(path)
        except:
            logging.error(T('Error removing %s'), misc.clip_path(path))
            logging.info("Traceback: ", exc_info=True)
            status = 1
    else:
        zf.close()
        status = 1

    return status, nzo_ids

def ProcessArchiveFile(filename, path, pp=None, script=None, cat=None, catdir=None, keep=False,
                       priority=None, url='', nzbname=None, password=None, nzo_id=None):
    """ Analyse ZIP file and create job(s).
        Accepts ZIP files with ONLY nzb/nfo/folder files in it.
        returns (status, nzo_ids)
            status: -1==Error/Retry, 0==OK, 1==Ignore
    """
    from sabnzbd.nzbqueue import add_nzo
    nzo_ids = []
    if catdir is None:
        catdir = cat

    filename, cat = name_to_cat(filename, catdir)

    if zipfile.is_zipfile(path):
        try:
            zf = zipfile.ZipFile(path)
        except:
            return -1, []
    elif is_rarfile(path):
        try:
            zf = RarFile(path)
        except:
            return -1, []
    elif is_sevenfile(path):
        try:
            zf = SevenZip(path)
        except:
            return -1, []
    else:
        return 1, []

    status = 1
    names = zf.namelist()
    names.sort()
    nzbcount = 0
    for name in names:
        name = name.lower()
        if not (name.endswith('.nzb') or name.endswith('.nfo') or name.endswith('/')):
            status = 1
            break
        elif name.endswith('.nzb'):
            status = 0
            nzbcount += 1
    if status == 0:
        if nzbcount != 1:
            nzbname = None
        for name in names:
            if name.lower().endswith('.nzb'):
                try:
                    data = zf.read(name)
                except:
                    zf.close()
                    return -1, []
                name = os.path.basename(name)
                if data:
                    try:
                        nzo = nzbstuff.NzbObject(name, pp, script, data, cat=cat, url=url,
                                                 priority=priority, nzbname=nzbname)
                        if not nzo.password:
                            nzo.password = password
                    except:
                        nzo = None
                    if nzo:
                        if nzo_id:
                            # Re-use existing nzo_id, when a "future" job gets it payload
                            sabnzbd.nzbqueue.NzbQueue.do.remove(nzo_id, add_to_history=False)
                            nzo.nzo_id = nzo_id
                        nzo_ids.append(add_nzo(nzo))
                        nzo.update_rating()
        zf.close()
        try:
            if not keep:
                os.remove(path)
        except:
            logging.error(T('Error removing %s'), misc.clip_path(path))
            logging.info("Traceback: ", exc_info=True)
            status = 1
    else:
        zf.close()
        status = 1

    return status, nzo_ids

        def run_dir(folder, catdir):
            try:
                files = os.listdir(folder)
            except:
                if not self.error_reported and not catdir:
                    logging.error(T('Cannot read Watched Folder %s'), misc.clip_path(folder))
                    self.error_reported = True
                files = []

            for filename in files:
                path = os.path.join(folder, platform_encode(filename))
                if os.path.isdir(path) or path in self.ignored or filename[0] == '.':
                    continue

                ext = os.path.splitext(path)[1].lower()
                candidate = ext in VALID_NZB_FILES + VALID_ARCHIVES
                if candidate:
                    try:
                        stat_tuple = os.stat(path)
                    except:
                        continue
                else:
                    self.ignored[path] = 1

                if path in self.suspected:
                    if CompareStat(self.suspected[path], stat_tuple):
                        # Suspected file still has the same attributes
                        continue
                    else:
                        del self.suspected[path]

                if candidate and stat_tuple.st_size > 0:
                    logging.info('Trying to import %s', path)

                    # Wait until the attributes are stable for 1 second
                    # but give up after 3 sec
                    stable = False
                    for n in xrange(3):
                        time.sleep(1.0)
                        try:
                            stat_tuple_tmp = os.stat(path)
                        except:
                            continue
                        if CompareStat(stat_tuple, stat_tuple_tmp):
                            stable = True
                            break
                        else:
                            stat_tuple = stat_tuple_tmp

                    if not stable:
                        continue

                    # Handle archive files, but only when containing just NZB files
                    if ext in VALID_ARCHIVES:
                        res, nzo_ids = ProcessArchiveFile(filename, path, catdir=catdir, url=path)
                        if res == -1:
                            self.suspected[path] = stat_tuple
                        elif res == 0:
                            self.error_reported = False
                        else:
                            self.ignored[path] = 1

                    # Handle .nzb, .nzb.gz or gzip-disguised-as-nzb or .bz2
                    elif ext == '.nzb' or filename.lower().endswith('.nzb.gz') or filename.lower().endswith('.nzb.bz2'):
                        res, nzo_id = ProcessSingleFile(filename, path, catdir=catdir, url=path)
                        if res < 0:
                            self.suspected[path] = stat_tuple
                        elif res == 0:
                            self.error_reported = False
                        else:
                            self.ignored[path] = 1

                    else:
                        self.ignored[path] = 1

            CleanList(self.ignored, folder, files)
            CleanList(self.suspected, folder, files)

def ProcessSingleFile(filename, path, pp=None, script=None, cat=None, catdir=None, keep=False,
                      priority=None, nzbname=None, reuse=False, nzo_info=None, dup_check=True, url='',
                      password=None, nzo_id=None):
    """ Analyze file and create a job from it
        Supports NZB, NZB.BZ2, NZB.GZ and GZ.NZB-in-disguise
        returns (status, nzo_ids)
            status: -2==Error/retry, -1==Error, 0==OK, 1==OK-but-ignorecannot-delete
    """
    nzo_ids = []
    if catdir is None:
        catdir = cat

    try:
        f = open(path, 'rb')
        b1 = f.read(1)
        b2 = f.read(1)
        f.close()

        if b1 == '\x1f' and b2 == '\x8b':
            # gzip file or gzip in disguise
            name = filename.replace('.nzb.gz', '.nzb')
            f = gzip.GzipFile(path, 'rb')
        elif b1 == 'B' and b2 == 'Z':
            # bz2 file or bz2 in disguise
            name = filename.replace('.nzb.bz2', '.nzb')
            f = bz2.BZ2File(path, 'rb')
        else:
            name = filename
            f = open(path, 'rb')
        data = f.read()
        f.close()
    except:
        logging.warning(T('Cannot read %s'), misc.clip_path(path))
        logging.info("Traceback: ", exc_info=True)
        return -2, nzo_ids

    if name:
        name, cat = name_to_cat(name, catdir)
        # The name is used as the name of the folder, so sanitize it using folder specific santization
        if not nzbname:
            # Prevent embedded password from being damaged by sanitize and trimming
            nzbname = os.path.split(name)[1]

    try:
        nzo = nzbstuff.NzbObject(name, pp, script, data, cat=cat, priority=priority, nzbname=nzbname,
                                 nzo_info=nzo_info, url=url, reuse=reuse, dup_check=dup_check)
        if not nzo.password:
            nzo.password = password
    except TypeError:
        # Duplicate, ignore
        if nzo_id:
            sabnzbd.nzbqueue.NzbQueue.do.remove(nzo_id, add_to_history=False)
        nzo = None
    except ValueError:
        # Empty, but correct file
        return -1, nzo_ids
    except:
        if data.find("<nzb") >= 0 > data.find("</nzb"):
            # Looks like an incomplete file, retry
            return -2, nzo_ids
        else:
            # Something else is wrong, show error
            logging.error(T('Error while adding %s, removing'), name, exc_info=True)
            return -1, nzo_ids

    if nzo:
        if nzo_id:
            # Re-use existing nzo_id, when a "future" job gets it payload
            sabnzbd.nzbqueue.NzbQueue.do.remove(nzo_id, add_to_history=False)
            nzo.nzo_id = nzo_id
        nzo_ids.append(sabnzbd.nzbqueue.NzbQueue.do.add(nzo, quiet=reuse))
        nzo.update_rating()
    try:
        if not keep:
            misc.remove_file(path)
    except:
        logging.error(T('Error removing %s'), misc.clip_path(path))
        logging.info("Traceback: ", exc_info=True)
        return 1, nzo_ids

    return 0, nzo_ids

#.........这里部分代码省略.........

            # Set permissions right
            set_permissions(tmp_workdir_complete)

            if all_ok and marker_file:
                del_marker(os.path.join(tmp_workdir_complete, marker_file))
                remove_from_list(marker_file, newfiles)

            if all_ok:
                # Remove files matching the cleanup list
                cleanup_list(tmp_workdir_complete, True)

                # Check if this is an NZB-only download, if so redirect to queue
                # except when PP was Download-only
                if flag_repair:
                    nzb_list = nzb_redirect(tmp_workdir_complete, nzo.final_name, nzo.pp, script, cat, priority=nzo.priority)
                else:
                    nzb_list = None
                if nzb_list:
                    nzo.set_unpack_info('Download', T('Sent %s to queue') % unicoder(nzb_list))
                    cleanup_empty_directories(tmp_workdir_complete)
                else:
                    cleanup_list(tmp_workdir_complete, False)

        script_output = ''
        script_ret = 0
        if not nzb_list:
            # Give destination its final name
            if cfg.folder_rename() and tmp_workdir_complete and not one_folder:
                if all_ok:
                    try:
                        newfiles = rename_and_collapse_folder(tmp_workdir_complete, workdir_complete, newfiles)
                    except:
                        logging.error(T('Error renaming "%s" to "%s"'), clip_path(tmp_workdir_complete), clip_path(workdir_complete))
                        logging.info('Traceback: ', exc_info=True)
                        # Better disable sorting because filenames are all off now
                        file_sorter.sort_file = None
                else:
                    workdir_complete = tmp_workdir_complete.replace('_UNPACK_', '_FAILED_')
                    workdir_complete = get_unique_path(workdir_complete, n=0, create_dir=False)
                    workdir_complete = workdir_complete

            if empty:
                job_result = -1
            else:
                job_result = int(par_error) + int(bool(unpack_error)) * 2

            if cfg.ignore_samples():
                remove_samples(workdir_complete)

            # TV/Movie/Date Renaming code part 2 - rename and move files to parent folder
            if all_ok and file_sorter.sort_file:
                if newfiles:
                    file_sorter.rename(newfiles, workdir_complete)
                    workdir_complete, ok = file_sorter.move(workdir_complete)
                else:
                    workdir_complete, ok = file_sorter.rename_with_ext(workdir_complete)
                if not ok:
                    nzo.set_unpack_info('Unpack', T('Failed to move files'))
                    all_ok = False

            # Run the user script
            script_path = make_script_path(script)
            if (all_ok or not cfg.safe_postproc()) and (not nzb_list) and script_path:
                # set the current nzo status to "Ext Script...". Used in History
                nzo.status = Status.RUNNING