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#!/usr/bin/env  python
__license__   = 'GPL v3'
__copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
__docformat__ = 'restructuredtext en'

Command line interface to the calibre database.

import sys, os, cStringIO, re
from textwrap import TextWrapper

from calibre import terminal_controller, preferred_encoding, prints
from calibre.utils.config import OptionParser, prefs, tweaks
from calibre.ebooks.metadata.meta import get_metadata
from calibre.library.database2 import LibraryDatabase2
from calibre.ebooks.metadata.opf2 import OPFCreator, OPF
from calibre.utils.date import isoformat

FIELDS = set(['title', 'authors', 'author_sort', 'publisher', 'rating',
    'timestamp', 'size', 'tags', 'comments', 'series', 'series_index',
    'formats', 'isbn', 'uuid', 'pubdate', 'cover'])

def send_message(msg=''):
    prints('Notifying calibre of the change')
    from calibre.utils.ipc import RC
    import time
    t = RC(print_error=False)
    if t.done:

def get_parser(usage):
    parser = OptionParser(usage)
    go = parser.add_option_group('GLOBAL OPTIONS')
    go.add_option('--library-path', '--with-library', default=None, help=_('Path to the calibre library. Default is to use the path stored in the settings.'))

    return parser

def get_db(dbpath, options):
    if options.library_path is not None:
        dbpath = options.library_path
    dbpath = os.path.abspath(dbpath)
    return LibraryDatabase2(dbpath)

def do_list(db, fields, afields, sort_by, ascending, search_text, line_width, separator,
            prefix, subtitle='Books in the calibre database'):
    if sort_by:
        db.sort(sort_by, ascending)
    if search_text:
    data = db.get_data_as_dict(prefix, authors_as_string=True)
    fields = ['id'] + fields
    title_fields = fields
    fields = [db.custom_column_label_map[x[1:]]['num'] if x[0]=='*'
            else x for x in fields]

    for f in data:
        fmts = [x for x in f['formats'] if x is not None]
        f['formats'] = u'[%s]'%u','.join(fmts)
    widths = list(map(lambda x : 0, fields))
    for record in data:
        for f in record.keys():
            if hasattr(record[f], 'isoformat'):
                record[f] = isoformat(record[f], as_utc=False)
                record[f] = unicode(record[f])
            record[f] = record[f].replace('\n', ' ')
    for i in data:
        for j, field in enumerate(fields):
            widths[j] = max(widths[j], len(unicode(i[field])))

    screen_width = terminal_controller.COLS if line_width < 0 else line_width
    if not screen_width:
        screen_width = 80
    field_width = screen_width//len(fields)
    base_widths = map(lambda x: min(x+1, field_width), widths)

    while sum(base_widths) < screen_width:
        adjusted = False
        for i in range(len(widths)):
            if base_widths[i] < widths[i]:
                base_widths[i] += min(screen_width-sum(base_widths), widths[i]-base_widths[i])
                adjusted = True
        if not adjusted:

    widths = list(base_widths)
    titles = map(lambda x, y: '%-*s%s'%(x-len(separator), y, separator),
            widths, title_fields)
    print terminal_controller.GREEN + ''.join(titles)+terminal_controller.NORMAL

    wrappers = map(lambda x: TextWrapper(x-1), widths)
    o = cStringIO.StringIO()

    for record in data:
        text = [wrappers[i].wrap(unicode(record[field]).encode('utf-8')) for i, field in enumerate(fields)]
        lines = max(map(len, text))
        for l in range(lines):
            for i, field in enumerate(text):
                ft = text[i][l] if l < len(text[i]) else ''
                filler = '%*s'%(widths[i]-len(ft)-1, '')
            print >>o
    return o.getvalue()

def list_option_parser(db=None):
    fields = set(FIELDS)
    if db is not None:
        for f in db.custom_column_label_map:

    parser = get_parser(_(
%prog list [options]

List the books available in the calibre database.
    parser.add_option('-f', '--fields', default='title,authors',
                      help=_('The fields to display when listing books in the'
                          ' database. Should be a comma separated list of'
                          ' fields.\nAvailable fields: %s\nDefault: %%default. The'
                          ' special field "all" can be used to select all fields.'
                          ' Only has effect in the text output'
                          ' format.')%','.join(sorted(fields)))
    parser.add_option('--sort-by', default=None,
                      help=_('The field by which to sort the results.\nAvailable fields: %s\nDefault: %%default')%','.join(FIELDS))
    parser.add_option('--ascending', default=False, action='store_true',
                      help=_('Sort results in ascending order'))
    parser.add_option('-s', '--search', default=None,
                      help=_('Filter the results by the search query. For the format of the search query, please see the search related documentation in the User Manual. Default is to do no filtering.'))
    parser.add_option('-w', '--line-width', default=-1, type=int,
                      help=_('The maximum width of a single line in the output. Defaults to detecting screen size.'))
    parser.add_option('--separator', default=' ', help=_('The string used to separate fields. Default is a space.'))
    parser.add_option('--prefix', default=None, help=_('The prefix for all file paths. Default is the absolute path to the library folder.'))
    return parser

def command_list(args, dbpath):
    pre = get_parser('')
    pargs = [x for x in args if x in ('--with-library', '--library-path')
        or not x.startswith('-')]
    opts = pre.parse_args(sys.argv[:1] + pargs)[0]
    db = get_db(dbpath, opts)
    parser = list_option_parser(db=db)
    opts, args = parser.parse_args(sys.argv[:1] + args)
    afields = set(FIELDS)
    if db is not None:
        for f in db.custom_column_label_map:
    fields = [str(f.strip().lower()) for f in opts.fields.split(',')]
    if 'all' in fields:
        fields = sorted(list(afields))
    if not set(fields).issubset(afields):
        prints(_('Invalid fields. Available fields:'),
                ','.join(sorted(afields)), file=sys.stderr)
        return 1

    if not opts.sort_by in afields and opts.sort_by is not None:
        prints(_('Invalid sort field. Available fields:'), ','.join(afields),
        return 1

    print do_list(db, fields, afields, opts.sort_by, opts.ascending, opts.search, opts.line_width, opts.separator,
    return 0

class DevNull(object):

    def write(self, msg):
NULL = DevNull()

def do_add(db, paths, one_book_per_directory, recurse, add_duplicates):
    orig = sys.stdout
    #sys.stdout = NULL
        files, dirs = [], []
        for path in paths:
            path = os.path.abspath(path)
            if os.path.isdir(path):
                if os.path.exists(path):
                    print path, 'not found'

        formats, metadata = [], []
        for book in files:
            format = os.path.splitext(book)[1]
            format = format[1:] if format else None
            if not format:
            stream = open(book, 'rb')
            mi = get_metadata(stream, stream_type=format, use_libprs_metadata=True)
            if not mi.title:
                mi.title = os.path.splitext(os.path.basename(book))[0]
            if not mi.authors:
                mi.authors = [_('Unknown')]


        file_duplicates = []
        if files:
            file_duplicates = db.add_books(files, formats, metadata,
            if file_duplicates:
                file_duplicates = file_duplicates[0]

        dir_dups = []
        for dir in dirs:
            if recurse:
                dir_dups.extend(db.recursive_import(dir, single_book_per_directory=one_book_per_directory))
                func = db.import_book_directory if one_book_per_directory else db.import_book_directory_multiple
                dups = func(dir)
                if not dups:
                    dups = []

        sys.stdout = sys.__stdout__

        if add_duplicates:
            for mi, formats in dir_dups:
                db.import_book(mi, formats)
            if dir_dups or file_duplicates:
                print >>sys.stderr, _('The following books were not added as '
                                      'they already exist in the database '
                                      '(see --duplicates option):')
            for mi, formats in dir_dups:
                title = mi.title
                if isinstance(title, unicode):
                    title = title.encode(preferred_encoding)
                print >>sys.stderr, '\t', title + ':'
                for path in formats:
                    print >>sys.stderr, '\t\t ', path
            if file_duplicates:
                for path, mi in zip(file_duplicates[0], file_duplicates[2]):
                    title = mi.title
                    if isinstance(title, unicode):
                        title = title.encode(preferred_encoding)
                    print >>sys.stderr, '\t', title+':'
                    print >>sys.stderr, '\t\t ', path

        sys.stdout = orig

def add_option_parser():
    parser = get_parser(_(
%prog add [options] file1 file2 file3 ...

Add the specified files as books to the database. You can also specify directories, see
the directory related options below.
    parser.add_option('-1', '--one-book-per-directory', action='store_true', default=False,
                      help=_('Assume that each directory has only a single logical book and that all files in it are different e-book formats of that book'))
    parser.add_option('-r', '--recurse', action='store_true', default=False,
                      help=_('Process directories recursively'))
    parser.add_option('-d', '--duplicates', action='store_true', default=False,
                      help=_('Add books to database even if they already exist. Comparison is done based on book titles.'))
    parser.add_option('-e', '--empty', action='store_true', default=False,
                    help=_('Add an empty book (a book with no formats)'))
    parser.add_option('-t', '--title', default=None,
            help=_('Set the title of the added empty book'))
    parser.add_option('-a', '--authors', default=None,
            help=_('Set the authors of the added empty book'))
    parser.add_option('-i', '--isbn', default=None,
            help=_('Set the ISBN of the added empty book'))

    return parser

def do_add_empty(db, title, authors, isbn):
    from calibre.ebooks.metadata import MetaInformation, string_to_authors
    mi = MetaInformation(None)
    if title is not None:
        mi.title = title
    if authors:
        mi.authors = string_to_authors(authors)
    if isbn:
        mi.isbn = isbn
    db.import_book(mi, [])

def command_add(args, dbpath):
    parser = add_option_parser()
    opts, args = parser.parse_args(sys.argv[:1] + args)
    if opts.empty:
        do_add_empty(get_db(dbpath, opts), opts.title, opts.authors, opts.isbn)
        return 0
    if len(args) < 2:
        print >>sys.stderr, _('You must specify at least one file to add')
        return 1
    do_add(get_db(dbpath, opts), args[1:], opts.one_book_per_directory, opts.recurse, opts.duplicates)
    return 0

def do_remove(db, ids):
    for x in ids:
        if isinstance(x, int):
            for y in x:


def remove_option_parser():
    return get_parser(_(
%prog remove ids

Remove the books identified by ids from the database. ids should be a comma separated \
list of id numbers (you can get id numbers by using the list command). For example, \

def command_remove(args, dbpath):
    parser = remove_option_parser()
    opts, args = parser.parse_args(sys.argv[:1] + args)
    if len(args) < 2:
        print >>sys.stderr, _('You must specify at least one book to remove')
        return 1

    ids = []
    for x in args[1].split(','):
        y = x.split('-')
        if len(y) > 1:
            ids.append(range(int(y[0], int(y[1]))))

    do_remove(get_db(dbpath, opts), set(ids))

    return 0

def do_add_format(db, id, fmt, path):
    db.add_format_with_hooks(id, fmt.upper(), path, index_is_id=True)

def add_format_option_parser():
    return get_parser(_(
%prog add_format [options] id ebook_file

Add the ebook in ebook_file to the available formats for the logical book identified \
by id. You can get id by using the list command. If the format already exists, it is replaced.

def command_add_format(args, dbpath):
    parser = add_format_option_parser()
    opts, args = parser.parse_args(sys.argv[:1] + args)
    if len(args) < 3:
        print >>sys.stderr, _('You must specify an id and an ebook file')
        return 1

    id, path, fmt = int(args[1]), args[2], os.path.splitext(args[2])[-1]
    if not fmt:
        print _('ebook file must have an extension')
    do_add_format(get_db(dbpath, opts), id, fmt[1:], path)
    return 0

def do_remove_format(db, id, fmt):
    db.remove_format(id, fmt, index_is_id=True)

def remove_format_option_parser():
    return get_parser(_(
%prog remove_format [options] id fmt

Remove the format fmt from the logical book identified by id. \
You can get id by using the list command. fmt should be a file extension \
like LRF or TXT or EPUB. If the logical book does not have fmt available, \
do nothing.

def command_remove_format(args, dbpath):
    parser = remove_format_option_parser()
    opts, args = parser.parse_args(sys.argv[:1] + args)
    if len(args) < 3:
        print >>sys.stderr, _('You must specify an id and a format')
        return 1

    id, fmt = int(args[1]), args[2].upper()
    do_remove_format(get_db(dbpath, opts), id, fmt)
    return 0

def do_show_metadata(db, id, as_opf):
    if not db.has_id(id):
        raise ValueError('Id #%d is not present in database.'%id)
    mi = db.get_metadata(id, index_is_id=True)
    if as_opf:
        mi = OPFCreator(os.getcwd(), mi)
        print unicode(mi).encode(preferred_encoding)

def show_metadata_option_parser():
    parser = get_parser(_(
%prog show_metadata [options] id

Show the metadata stored in the calibre database for the book identified by id.
id is an id number from the list command.
    parser.add_option('--as-opf', default=False, action='store_true',
                      help=_('Print metadata in OPF form (XML)'))
    return parser

def command_show_metadata(args, dbpath):
    parser = show_metadata_option_parser()
    opts, args = parser.parse_args(sys.argv[1:]+args)
    if len(args) < 2:
        print >>sys.stderr, _('You must specify an id')
        return 1
    id = int(args[1])
    do_show_metadata(get_db(dbpath, opts), id, opts.as_opf)
    return 0

def do_set_metadata(db, id, stream):
    mi = OPF(stream)
    db.set_metadata(id, mi)
    do_show_metadata(db, id, False)

def set_metadata_option_parser():
    return get_parser(_(
%prog set_metadata [options] id /path/to/metadata.opf

Set the metadata stored in the calibre database for the book identified by id
from the OPF file metadata.opf. id is an id number from the list command. You
can get a quick feel for the OPF format by using the --as-opf switch to the
show_metadata command.

def command_set_metadata(args, dbpath):
    parser = set_metadata_option_parser()
    opts, args = parser.parse_args(sys.argv[1:]+args)
    if len(args) < 3:
        print >>sys.stderr, _('You must specify an id and a metadata file')
        return 1
    id, opf = int(args[1]), open(args[2], 'rb')
    do_set_metadata(get_db(dbpath, opts), id, opf)
    return 0

def do_export(db, ids, dir, opts):
    if ids is None:
        ids = list(db.all_ids())
    from calibre.library.save_to_disk import save_to_disk
    failures = save_to_disk(db, ids, dir, opts=opts)

    if failures:
        prints('Failed to save the following books:')
        for id, title, tb in failures:
            prints(str(id)+':', title)
            prints(' ')

def export_option_parser():
    parser = get_parser(_('''\
%prog export [options] ids

Export the books specified by ids (a comma separated list) to the filesystem.
The export operation saves all formats of the book, its cover and metadata (in
an opf file). You can get id numbers from the list command.
    parser.add_option('--all', default=False, action='store_true',
                      help=_('Export all books in database, ignoring the list of ids.'))
    parser.add_option('--to-dir', default='.',
                      help=(_('Export books to the specified directory. Default is')+' %default'))
    parser.add_option('--single-dir', default=False, action='store_true',
                      help=_('Export all books into a single directory'))
    from calibre.library.save_to_disk import config
    c = config()
    for pref in ['asciiize', 'update_metadata', 'write_opf', 'save_cover']:
        opt = c.get_option(pref)
        switch = '--dont-'+pref.replace('_', '-')
        parser.add_option(switch, default=True, action='store_false',
                help=opt.help+' '+_('Specifying this switch will turn '
                    'this behavior off.'), dest=pref)

    for pref in ['timefmt', 'template', 'formats']:
        opt = c.get_option(pref)
        switch = '--'+pref
        parser.add_option(switch, default=opt.default,
                help=opt.help, dest=pref)

    for pref in ('replace_whitespace', 'to_lowercase'):
        opt = c.get_option(pref)
        switch = '--'+pref.replace('_', '-')
        parser.add_option(switch, default=False, action='store_true',

    return parser

def command_export(args, dbpath):
    parser = export_option_parser()
    opts, args = parser.parse_args(sys.argv[1:]+args)
    if (len(args) < 2 and not opts.all):
        print >>sys.stderr, _('You must specify some ids or the %s option')%'--all'
        return 1
    ids = None if opts.all else map(int, args[1].split(','))
    dir = os.path.abspath(os.path.expanduser(opts.to_dir))
    do_export(get_db(dbpath, opts), ids, dir, opts)
    return 0

def do_add_custom_column(db, label, name, datatype, is_multiple, display):
    num = db.create_custom_column(label, name, datatype, is_multiple, display=display)
    prints('Custom column created with id: %d'%num)

def add_custom_column_option_parser():
    from calibre.library.custom_columns import CustomColumns
    parser = get_parser(_('''\
%prog add_custom_column [options] label name datatype

Create a custom column. label is the machine friendly name of the column. Should
not contain spaces or colons. name is the human friendly name of the column.
datatype is one of: {0}
''').format(', '.join(CustomColumns.CUSTOM_DATA_TYPES)))

    parser.add_option('--is-multiple', default=False, action='store_true',
                      help=_('This column stores tag like data (i.e. '
                          'multiple comma separated values). Only '
                          'applies if datatype is text.'))
    parser.add_option('--display', default='{}',
            help=_('A dictionary of options to customize how '
                'the data in this column will be interpreted.'))

    return parser

def command_add_custom_column(args, dbpath):
    import json
    parser = add_custom_column_option_parser()
    opts, args = parser.parse_args(args)
    if len(args) < 3:
        print >>sys.stderr, _('You must specify label, name and datatype')
        return 1
    do_add_custom_column(get_db(dbpath, opts), args[0], args[1], args[2],
            opts.is_multiple, json.loads(opts.display))
    return 0

def catalog_option_parser(args):
    from calibre.customize.ui import available_catalog_formats, plugin_for_catalog_format
    from calibre.utils.logging import Log

    def add_plugin_parser_options(fmt, parser, log):

        # Fetch the extension-specific CLI options from the plugin
        plugin = plugin_for_catalog_format(fmt)
        for option in plugin.cli_options:
            if option.action:

        return plugin

    def print_help(parser, log):
        help = parser.format_help().encode(preferred_encoding, 'replace')

    def validate_command_line(parser, args, log):
        # calibredb catalog path/to/destination.[epub|csv|xml|...] [options]

        # Validate form
        if not len(args) or args[0].startswith('-'):
            print_help(parser, log)
            log.error("\n\nYou must specify a catalog output file of the form 'path/to/destination.extension'\n"
            "To review options for an output format, type 'calibredb catalog <.extension> --help'\n"
            "For example, 'calibredb catalog .xml --help'\n")
            raise SystemExit(1)

        # Validate plugin exists for specified output format
        output = os.path.abspath(args[0])
        file_extension = output[output.rfind('.') + 1:].lower()

        if not file_extension in available_catalog_formats():
            print_help(parser, log)
            log.error("No catalog plugin available for extension '%s'.\n" % file_extension +
                      "Catalog plugins available for %s\n" % ', '.join(available_catalog_formats()) )
            raise SystemExit(1)

        return output, file_extension

    # Entry point
    log = Log()
    parser = get_parser(_(
    %prog catalog /path/to/destination.(csv|epub|mobi|xml ...) [options]

    Export a catalog in format specified by path/to/destination extension.
    Options control how entries are displayed in the generated catalog ouput.

    # Confirm that a plugin handler exists for specified output file extension
    # Will raise SystemExit(1) if no plugin matching file_extension
    output, fmt = validate_command_line(parser, args, log)

    # Add options common to all catalog plugins
    parser.add_option('-i', '--ids', default=None, dest='ids',
                      help=_("Comma-separated list of database IDs to catalog.\n"
                      "If declared, --search is ignored.\n"
                             "Default: all"))
    parser.add_option('-s', '--search', default=None, dest='search_text',
                      help=_("Filter the results by the search query. "
                          "For the format of the search query, please see "
                          "the search-related documentation in the User Manual.\n"
                      "Default: no filtering"))
    parser.add_option('-v','--verbose', default=False, action='store_true',
                      help=_('Show detailed output information. Useful for debugging'))

    # Add options specific to fmt plugin
    plugin = add_plugin_parser_options(fmt, parser, log)

    return parser, plugin, log

def command_catalog(args, dbpath):
    parser, plugin, log = catalog_option_parser(args)
    opts, args = parser.parse_args(sys.argv[1:])
    if len(args) < 2:
        print >>sys.stderr, _('Error: You must specify a catalog output file')
        return 1
    if opts.ids:
        opts.ids = [int(id) for id in opts.ids.split(',')]

    # No support for connected device in CLI environment
    # Parallel initialization in calibre.gui2.tools:generate_catalog()
    opts.connected_device = { 'storage':None,'serial':None,'save_template':None,'name':None}

    with plugin:
        plugin.run(args[1], opts, get_db(dbpath, opts))
    return 0

# end of GR additions

def parse_series_string(db, label, value):
    val = unicode(value).strip()
    s_index = None
    pat = re.compile(r'\[([.0-9]+)\]')
    match = pat.search(val)
    if match is not None:
        val = pat.sub('', val).strip()
        s_index = float(match.group(1))
    elif val:
        if tweaks['series_index_auto_increment'] == 'next':
            s_index = db.get_next_cc_series_num_for(val, label=label)
            s_index = 1.0
    return val, s_index

def do_set_custom(db, col, id_, val, append):
    if db.custom_column_label_map[col]['datatype'] == 'series':
        val, s_index = parse_series_string(db, col, val)
        db.set_custom(id_, val, extra=s_index, label=col, append=append)
        prints('Data set to: %r[%4.2f]'%
               (db.get_custom(id_, label=col, index_is_id=True),
                db.get_custom_extra(id_, label=col, index_is_id=True)))
        db.set_custom(id_, val, label=col, append=append)
        prints('Data set to: %r'%db.get_custom(id_, label=col, index_is_id=True))

def set_custom_option_parser():
    parser = get_parser(_(
    %prog set_custom [options] column id value

    Set the value of a custom column for the book identified by id.
    You can get a list of ids using the list command.
    You can get a list of custom column names using the custom_columns

    parser.add_option('-a', '--append', default=False, action='store_true',
            help=_('If the column stores multiple values, append the specified '
                'values to the existing ones, instead of replacing them.'))
    return parser

def command_set_custom(args, dbpath):
    parser = set_custom_option_parser()
    opts, args = parser.parse_args(args)
    if len(args) < 3:
        print >>sys.stderr, _('Error: You must specify a field name, id and value')
        return 1
    do_set_custom(get_db(dbpath, opts), args[0], int(args[1]), args[2],
    return 0

def do_custom_columns(db, details):
    from pprint import pformat
    cols = db.custom_column_label_map
    for col, data in cols.items():
        if details:
            print '\n'
            prints(col, '(%d)'%data['num'])

def custom_columns_option_parser():
    parser = get_parser(_(
    %prog custom_columns [options]

    List available custom columns. Shows column labels and ids.
    parser.add_option('-d', '--details', default=False, action='store_true',
            help=_('Show details for each column.'))
    return parser

def command_custom_columns(args, dbpath):
    parser = custom_columns_option_parser()
    opts, args = parser.parse_args(args)
    do_custom_columns(get_db(dbpath, opts), opts.details)
    return 0

def do_remove_custom_column(db, label, force):
    if not force:
        q = raw_input(_('You will lose all data in the column: %r.'
            ' Are you sure (y/n)? ')%label)
        if q.lower().strip() != _('y'):
    prints('Column %r removed.'%label)

def remove_custom_column_option_parser():
    parser = get_parser(_(
    %prog remove_custom_column [options] label

    Remove the custom column identified by label. You can see available
    columns with the custom_columns command.
    parser.add_option('-f', '--force', default=False, action='store_true',
            help=_('Do not ask for confirmation'))
    return parser

def command_remove_custom_column(args, dbpath):
    parser = remove_custom_column_option_parser()
    opts, args = parser.parse_args(args)
    if len(args) < 1:
        prints(_('Error: You must specify a column label'), file=sys.stderr)
        return 1

    do_remove_custom_column(get_db(dbpath, opts), args[0], opts.force)
    return 0

COMMANDS = ('list', 'add', 'remove', 'add_format', 'remove_format',
            'show_metadata', 'set_metadata', 'export', 'catalog',
            'add_custom_column', 'custom_columns', 'remove_custom_column', 'set_custom')

def option_parser():
    parser = OptionParser(_(
%%prog command [options] [arguments]

%%prog is the command line interface to the calibre books database.

command is one of:

For help on an individual command: %%prog command --help
                          )%'\n  '.join(COMMANDS))
    return parser

def main(args=sys.argv):
    parser = option_parser()
    if len(args) < 2:
        return 1
    if args[1] not in COMMANDS:
        if args[1] == '--version':
            return 0
        return 1

    command = eval('command_'+args[1])
    dbpath = prefs['library_path']

    return command(args[2:], dbpath)

if __name__ == '__main__':

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