mirror of
https://github.com/janeczku/calibre-web
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bbf6d9b026
Bugfix for feeds
- removed categories related and up
- load new books now working
- category random now working
login page is free of non accessible elements
boolean custom column is vivible in UI
books with only with certain languages can be shown
book shelfs can be deleted from UI
Anonymous user view is more resticted
Added browse of series in sidebar
Dependencys in vendor folder are updated to newer versions (licencs files are now present)
Bugfix editing Authors names
Made upload on windows working
832 lines
32 KiB
Python
832 lines
32 KiB
Python
# -*- coding: utf-8 -*-
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"""
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babel.messages.catalog
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~~~~~~~~~~~~~~~~~~~~~~
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Data structures for message catalogs.
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:copyright: (c) 2013 by the Babel Team.
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:license: BSD, see LICENSE for more details.
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"""
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import re
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import time
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from cgi import parse_header
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from datetime import datetime, time as time_
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from difflib import get_close_matches
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from email import message_from_string
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from copy import copy
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from babel import __version__ as VERSION
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from babel.core import Locale
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from babel.dates import format_datetime
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from babel.messages.plurals import get_plural
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from babel.util import odict, distinct, LOCALTZ, FixedOffsetTimezone
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from babel._compat import string_types, number_types, PY2, cmp
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__all__ = ['Message', 'Catalog', 'TranslationError']
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PYTHON_FORMAT = re.compile(r'''(?x)
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\%
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(?:\(([\w]*)\))?
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(
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[-#0\ +]?(?:\*|[\d]+)?
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(?:\.(?:\*|[\d]+))?
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[hlL]?
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)
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([diouxXeEfFgGcrs%])
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''')
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class Message(object):
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"""Representation of a single message in a catalog."""
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def __init__(self, id, string=u'', locations=(), flags=(), auto_comments=(),
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user_comments=(), previous_id=(), lineno=None, context=None):
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"""Create the message object.
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:param id: the message ID, or a ``(singular, plural)`` tuple for
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pluralizable messages
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:param string: the translated message string, or a
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``(singular, plural)`` tuple for pluralizable messages
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:param locations: a sequence of ``(filenname, lineno)`` tuples
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:param flags: a set or sequence of flags
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:param auto_comments: a sequence of automatic comments for the message
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:param user_comments: a sequence of user comments for the message
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:param previous_id: the previous message ID, or a ``(singular, plural)``
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tuple for pluralizable messages
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:param lineno: the line number on which the msgid line was found in the
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PO file, if any
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:param context: the message context
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"""
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self.id = id #: The message ID
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if not string and self.pluralizable:
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string = (u'', u'')
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self.string = string #: The message translation
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self.locations = list(distinct(locations))
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self.flags = set(flags)
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if id and self.python_format:
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self.flags.add('python-format')
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else:
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self.flags.discard('python-format')
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self.auto_comments = list(distinct(auto_comments))
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self.user_comments = list(distinct(user_comments))
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if isinstance(previous_id, string_types):
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self.previous_id = [previous_id]
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else:
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self.previous_id = list(previous_id)
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self.lineno = lineno
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self.context = context
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def __repr__(self):
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return '<%s %r (flags: %r)>' % (type(self).__name__, self.id,
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list(self.flags))
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def __cmp__(self, obj):
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"""Compare Messages, taking into account plural ids"""
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def values_to_compare():
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if isinstance(obj, Message):
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plural = self.pluralizable
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obj_plural = obj.pluralizable
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if plural and obj_plural:
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return self.id[0], obj.id[0]
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elif plural:
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return self.id[0], obj.id
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elif obj_plural:
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return self.id, obj.id[0]
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return self.id, obj.id
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this, other = values_to_compare()
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return cmp(this, other)
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def __gt__(self, other):
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return self.__cmp__(other) > 0
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def __lt__(self, other):
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return self.__cmp__(other) < 0
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def __ge__(self, other):
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return self.__cmp__(other) >= 0
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def __le__(self, other):
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return self.__cmp__(other) <= 0
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def __eq__(self, other):
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return self.__cmp__(other) == 0
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def __ne__(self, other):
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return self.__cmp__(other) != 0
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def clone(self):
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return Message(*map(copy, (self.id, self.string, self.locations,
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self.flags, self.auto_comments,
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self.user_comments, self.previous_id,
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self.lineno, self.context)))
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def check(self, catalog=None):
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"""Run various validation checks on the message. Some validations
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are only performed if the catalog is provided. This method returns
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a sequence of `TranslationError` objects.
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:rtype: ``iterator``
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:param catalog: A catalog instance that is passed to the checkers
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:see: `Catalog.check` for a way to perform checks for all messages
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in a catalog.
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"""
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from babel.messages.checkers import checkers
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errors = []
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for checker in checkers:
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try:
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checker(catalog, self)
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except TranslationError as e:
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errors.append(e)
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return errors
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@property
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def fuzzy(self):
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"""Whether the translation is fuzzy.
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>>> Message('foo').fuzzy
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False
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>>> msg = Message('foo', 'foo', flags=['fuzzy'])
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>>> msg.fuzzy
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True
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>>> msg
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<Message 'foo' (flags: ['fuzzy'])>
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:type: `bool`"""
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return 'fuzzy' in self.flags
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@property
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def pluralizable(self):
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"""Whether the message is plurizable.
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>>> Message('foo').pluralizable
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False
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>>> Message(('foo', 'bar')).pluralizable
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True
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:type: `bool`"""
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return isinstance(self.id, (list, tuple))
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@property
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def python_format(self):
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"""Whether the message contains Python-style parameters.
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>>> Message('foo %(name)s bar').python_format
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True
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>>> Message(('foo %(name)s', 'foo %(name)s')).python_format
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True
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:type: `bool`"""
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ids = self.id
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if not isinstance(ids, (list, tuple)):
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ids = [ids]
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return any(PYTHON_FORMAT.search(id) for id in ids)
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class TranslationError(Exception):
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"""Exception thrown by translation checkers when invalid message
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translations are encountered."""
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DEFAULT_HEADER = u"""\
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# Translations template for PROJECT.
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# Copyright (C) YEAR ORGANIZATION
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# This file is distributed under the same license as the PROJECT project.
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# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
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#"""
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if PY2:
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def _parse_header(header_string):
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# message_from_string only works for str, not for unicode
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headers = message_from_string(header_string.encode('utf8'))
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decoded_headers = {}
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for name, value in headers.items():
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name = name.decode('utf8')
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value = value.decode('utf8')
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decoded_headers[name] = value
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return decoded_headers
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else:
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_parse_header = message_from_string
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class Catalog(object):
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"""Representation of a message catalog."""
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def __init__(self, locale=None, domain=None, header_comment=DEFAULT_HEADER,
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project=None, version=None, copyright_holder=None,
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msgid_bugs_address=None, creation_date=None,
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revision_date=None, last_translator=None, language_team=None,
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charset=None, fuzzy=True):
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"""Initialize the catalog object.
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:param locale: the locale identifier or `Locale` object, or `None`
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if the catalog is not bound to a locale (which basically
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means it's a template)
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:param domain: the message domain
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:param header_comment: the header comment as string, or `None` for the
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default header
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:param project: the project's name
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:param version: the project's version
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:param copyright_holder: the copyright holder of the catalog
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:param msgid_bugs_address: the email address or URL to submit bug
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reports to
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:param creation_date: the date the catalog was created
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:param revision_date: the date the catalog was revised
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:param last_translator: the name and email of the last translator
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:param language_team: the name and email of the language team
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:param charset: the encoding to use in the output (defaults to utf-8)
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:param fuzzy: the fuzzy bit on the catalog header
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"""
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self.domain = domain #: The message domain
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if locale:
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locale = Locale.parse(locale)
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self.locale = locale #: The locale or `None`
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self._header_comment = header_comment
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self._messages = odict()
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self.project = project or 'PROJECT' #: The project name
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self.version = version or 'VERSION' #: The project version
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self.copyright_holder = copyright_holder or 'ORGANIZATION'
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self.msgid_bugs_address = msgid_bugs_address or 'EMAIL@ADDRESS'
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self.last_translator = last_translator or 'FULL NAME <EMAIL@ADDRESS>'
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"""Name and email address of the last translator."""
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self.language_team = language_team or 'LANGUAGE <LL@li.org>'
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"""Name and email address of the language team."""
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self.charset = charset or 'utf-8'
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if creation_date is None:
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creation_date = datetime.now(LOCALTZ)
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elif isinstance(creation_date, datetime) and not creation_date.tzinfo:
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creation_date = creation_date.replace(tzinfo=LOCALTZ)
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self.creation_date = creation_date #: Creation date of the template
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if revision_date is None:
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revision_date = 'YEAR-MO-DA HO:MI+ZONE'
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elif isinstance(revision_date, datetime) and not revision_date.tzinfo:
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revision_date = revision_date.replace(tzinfo=LOCALTZ)
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self.revision_date = revision_date #: Last revision date of the catalog
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self.fuzzy = fuzzy #: Catalog header fuzzy bit (`True` or `False`)
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self.obsolete = odict() #: Dictionary of obsolete messages
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self._num_plurals = None
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self._plural_expr = None
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def _get_header_comment(self):
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comment = self._header_comment
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year = datetime.now(LOCALTZ).strftime('%Y')
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if hasattr(self.revision_date, 'strftime'):
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year = self.revision_date.strftime('%Y')
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comment = comment.replace('PROJECT', self.project) \
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.replace('VERSION', self.version) \
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.replace('YEAR', year) \
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.replace('ORGANIZATION', self.copyright_holder)
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if self.locale:
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comment = comment.replace('Translations template', '%s translations'
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% self.locale.english_name)
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return comment
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def _set_header_comment(self, string):
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self._header_comment = string
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header_comment = property(_get_header_comment, _set_header_comment, doc="""\
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The header comment for the catalog.
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>>> catalog = Catalog(project='Foobar', version='1.0',
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... copyright_holder='Foo Company')
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>>> print catalog.header_comment #doctest: +ELLIPSIS
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# Translations template for Foobar.
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# Copyright (C) ... Foo Company
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# This file is distributed under the same license as the Foobar project.
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# FIRST AUTHOR <EMAIL@ADDRESS>, ....
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#
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The header can also be set from a string. Any known upper-case variables
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will be replaced when the header is retrieved again:
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>>> catalog = Catalog(project='Foobar', version='1.0',
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... copyright_holder='Foo Company')
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>>> catalog.header_comment = '''\\
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... # The POT for my really cool PROJECT project.
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... # Copyright (C) 1990-2003 ORGANIZATION
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... # This file is distributed under the same license as the PROJECT
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... # project.
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... #'''
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>>> print catalog.header_comment
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# The POT for my really cool Foobar project.
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# Copyright (C) 1990-2003 Foo Company
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# This file is distributed under the same license as the Foobar
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# project.
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#
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:type: `unicode`
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""")
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def _get_mime_headers(self):
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headers = []
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headers.append(('Project-Id-Version',
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'%s %s' % (self.project, self.version)))
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headers.append(('Report-Msgid-Bugs-To', self.msgid_bugs_address))
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headers.append(('POT-Creation-Date',
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format_datetime(self.creation_date, 'yyyy-MM-dd HH:mmZ',
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locale='en')))
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if isinstance(self.revision_date, (datetime, time_) + number_types):
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headers.append(('PO-Revision-Date',
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format_datetime(self.revision_date,
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'yyyy-MM-dd HH:mmZ', locale='en')))
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else:
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headers.append(('PO-Revision-Date', self.revision_date))
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headers.append(('Last-Translator', self.last_translator))
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if (self.locale is not None) and ('LANGUAGE' in self.language_team):
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headers.append(('Language-Team',
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self.language_team.replace('LANGUAGE',
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str(self.locale))))
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else:
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headers.append(('Language-Team', self.language_team))
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if self.locale is not None:
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headers.append(('Plural-Forms', self.plural_forms))
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headers.append(('MIME-Version', '1.0'))
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headers.append(('Content-Type',
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'text/plain; charset=%s' % self.charset))
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headers.append(('Content-Transfer-Encoding', '8bit'))
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headers.append(('Generated-By', 'Babel %s\n' % VERSION))
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return headers
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def _set_mime_headers(self, headers):
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for name, value in headers:
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name = name.lower()
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if name == 'project-id-version':
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parts = value.split(' ')
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self.project = u' '.join(parts[:-1])
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self.version = parts[-1]
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elif name == 'report-msgid-bugs-to':
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self.msgid_bugs_address = value
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elif name == 'last-translator':
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self.last_translator = value
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elif name == 'language-team':
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self.language_team = value
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elif name == 'content-type':
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mimetype, params = parse_header(value)
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if 'charset' in params:
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self.charset = params['charset'].lower()
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elif name == 'plural-forms':
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_, params = parse_header(' ;' + value)
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self._num_plurals = int(params.get('nplurals', 2))
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self._plural_expr = params.get('plural', '(n != 1)')
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elif name == 'pot-creation-date':
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# FIXME: this should use dates.parse_datetime as soon as that
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# is ready
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value, tzoffset, _ = re.split('([+-]\d{4})$', value, 1)
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tt = time.strptime(value, '%Y-%m-%d %H:%M')
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ts = time.mktime(tt)
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# Separate the offset into a sign component, hours, and minutes
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plus_minus_s, rest = tzoffset[0], tzoffset[1:]
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hours_offset_s, mins_offset_s = rest[:2], rest[2:]
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# Make them all integers
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plus_minus = int(plus_minus_s + '1')
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hours_offset = int(hours_offset_s)
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mins_offset = int(mins_offset_s)
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# Calculate net offset
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net_mins_offset = hours_offset * 60
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net_mins_offset += mins_offset
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net_mins_offset *= plus_minus
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# Create an offset object
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tzoffset = FixedOffsetTimezone(net_mins_offset)
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# Store the offset in a datetime object
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dt = datetime.fromtimestamp(ts)
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self.creation_date = dt.replace(tzinfo=tzoffset)
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elif name == 'po-revision-date':
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# Keep the value if it's not the default one
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if 'YEAR' not in value:
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# FIXME: this should use dates.parse_datetime as soon as
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# that is ready
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value, tzoffset, _ = re.split('([+-]\d{4})$', value, 1)
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tt = time.strptime(value, '%Y-%m-%d %H:%M')
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ts = time.mktime(tt)
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# Separate the offset into a sign component, hours, and
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# minutes
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plus_minus_s, rest = tzoffset[0], tzoffset[1:]
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hours_offset_s, mins_offset_s = rest[:2], rest[2:]
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# Make them all integers
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plus_minus = int(plus_minus_s + '1')
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hours_offset = int(hours_offset_s)
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mins_offset = int(mins_offset_s)
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# Calculate net offset
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net_mins_offset = hours_offset * 60
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net_mins_offset += mins_offset
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net_mins_offset *= plus_minus
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# Create an offset object
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tzoffset = FixedOffsetTimezone(net_mins_offset)
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# Store the offset in a datetime object
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dt = datetime.fromtimestamp(ts)
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self.revision_date = dt.replace(tzinfo=tzoffset)
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mime_headers = property(_get_mime_headers, _set_mime_headers, doc="""\
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The MIME headers of the catalog, used for the special ``msgid ""`` entry.
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The behavior of this property changes slightly depending on whether a locale
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is set or not, the latter indicating that the catalog is actually a template
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for actual translations.
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Here's an example of the output for such a catalog template:
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>>> from babel.dates import UTC
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>>> created = datetime(1990, 4, 1, 15, 30, tzinfo=UTC)
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>>> catalog = Catalog(project='Foobar', version='1.0',
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... creation_date=created)
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>>> for name, value in catalog.mime_headers:
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... print '%s: %s' % (name, value)
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Project-Id-Version: Foobar 1.0
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Report-Msgid-Bugs-To: EMAIL@ADDRESS
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POT-Creation-Date: 1990-04-01 15:30+0000
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PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE
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Last-Translator: FULL NAME <EMAIL@ADDRESS>
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Language-Team: LANGUAGE <LL@li.org>
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MIME-Version: 1.0
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Content-Type: text/plain; charset=utf-8
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Content-Transfer-Encoding: 8bit
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Generated-By: Babel ...
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And here's an example of the output when the locale is set:
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>>> revised = datetime(1990, 8, 3, 12, 0, tzinfo=UTC)
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>>> catalog = Catalog(locale='de_DE', project='Foobar', version='1.0',
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... creation_date=created, revision_date=revised,
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... last_translator='John Doe <jd@example.com>',
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... language_team='de_DE <de@example.com>')
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>>> for name, value in catalog.mime_headers:
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... print '%s: %s' % (name, value)
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Project-Id-Version: Foobar 1.0
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Report-Msgid-Bugs-To: EMAIL@ADDRESS
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POT-Creation-Date: 1990-04-01 15:30+0000
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PO-Revision-Date: 1990-08-03 12:00+0000
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Last-Translator: John Doe <jd@example.com>
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Language-Team: de_DE <de@example.com>
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Plural-Forms: nplurals=2; plural=(n != 1)
|
|
MIME-Version: 1.0
|
|
Content-Type: text/plain; charset=utf-8
|
|
Content-Transfer-Encoding: 8bit
|
|
Generated-By: Babel ...
|
|
|
|
:type: `list`
|
|
""")
|
|
|
|
@property
|
|
def num_plurals(self):
|
|
"""The number of plurals used by the catalog or locale.
|
|
|
|
>>> Catalog(locale='en').num_plurals
|
|
2
|
|
>>> Catalog(locale='ga').num_plurals
|
|
3
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|
|
:type: `int`"""
|
|
if self._num_plurals is None:
|
|
num = 2
|
|
if self.locale:
|
|
num = get_plural(self.locale)[0]
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|
self._num_plurals = num
|
|
return self._num_plurals
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|
|
@property
|
|
def plural_expr(self):
|
|
"""The plural expression used by the catalog or locale.
|
|
|
|
>>> Catalog(locale='en').plural_expr
|
|
'(n != 1)'
|
|
>>> Catalog(locale='ga').plural_expr
|
|
'(n==1 ? 0 : n==2 ? 1 : 2)'
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|
|
|
:type: `string_types`"""
|
|
if self._plural_expr is None:
|
|
expr = '(n != 1)'
|
|
if self.locale:
|
|
expr = get_plural(self.locale)[1]
|
|
self._plural_expr = expr
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|
return self._plural_expr
|
|
|
|
@property
|
|
def plural_forms(self):
|
|
"""Return the plural forms declaration for the locale.
|
|
|
|
>>> Catalog(locale='en').plural_forms
|
|
'nplurals=2; plural=(n != 1)'
|
|
>>> Catalog(locale='pt_BR').plural_forms
|
|
'nplurals=2; plural=(n > 1)'
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|
|
:type: `str`"""
|
|
return 'nplurals=%s; plural=%s' % (self.num_plurals, self.plural_expr)
|
|
|
|
def __contains__(self, id):
|
|
"""Return whether the catalog has a message with the specified ID."""
|
|
return self._key_for(id) in self._messages
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|
|
|
def __len__(self):
|
|
"""The number of messages in the catalog.
|
|
|
|
This does not include the special ``msgid ""`` entry."""
|
|
return len(self._messages)
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|
|
|
def __iter__(self):
|
|
"""Iterates through all the entries in the catalog, in the order they
|
|
were added, yielding a `Message` object for every entry.
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|
|
:rtype: ``iterator``"""
|
|
buf = []
|
|
for name, value in self.mime_headers:
|
|
buf.append('%s: %s' % (name, value))
|
|
flags = set()
|
|
if self.fuzzy:
|
|
flags |= set(['fuzzy'])
|
|
yield Message(u'', '\n'.join(buf), flags=flags)
|
|
for key in self._messages:
|
|
yield self._messages[key]
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|
|
def __repr__(self):
|
|
locale = ''
|
|
if self.locale:
|
|
locale = ' %s' % self.locale
|
|
return '<%s %r%s>' % (type(self).__name__, self.domain, locale)
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|
|
def __delitem__(self, id):
|
|
"""Delete the message with the specified ID."""
|
|
self.delete(id)
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|
|
def __getitem__(self, id):
|
|
"""Return the message with the specified ID.
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|
|
:param id: the message ID
|
|
"""
|
|
return self.get(id)
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|
|
|
def __setitem__(self, id, message):
|
|
"""Add or update the message with the specified ID.
|
|
|
|
>>> catalog = Catalog()
|
|
>>> catalog[u'foo'] = Message(u'foo')
|
|
>>> catalog[u'foo']
|
|
<Message u'foo' (flags: [])>
|
|
|
|
If a message with that ID is already in the catalog, it is updated
|
|
to include the locations and flags of the new message.
|
|
|
|
>>> catalog = Catalog()
|
|
>>> catalog[u'foo'] = Message(u'foo', locations=[('main.py', 1)])
|
|
>>> catalog[u'foo'].locations
|
|
[('main.py', 1)]
|
|
>>> catalog[u'foo'] = Message(u'foo', locations=[('utils.py', 5)])
|
|
>>> catalog[u'foo'].locations
|
|
[('main.py', 1), ('utils.py', 5)]
|
|
|
|
:param id: the message ID
|
|
:param message: the `Message` object
|
|
"""
|
|
assert isinstance(message, Message), 'expected a Message object'
|
|
key = self._key_for(id, message.context)
|
|
current = self._messages.get(key)
|
|
if current:
|
|
if message.pluralizable and not current.pluralizable:
|
|
# The new message adds pluralization
|
|
current.id = message.id
|
|
current.string = message.string
|
|
current.locations = list(distinct(current.locations +
|
|
message.locations))
|
|
current.auto_comments = list(distinct(current.auto_comments +
|
|
message.auto_comments))
|
|
current.user_comments = list(distinct(current.user_comments +
|
|
message.user_comments))
|
|
current.flags |= message.flags
|
|
message = current
|
|
elif id == '':
|
|
# special treatment for the header message
|
|
self.mime_headers = _parse_header(message.string).items()
|
|
self.header_comment = '\n'.join([('# %s' % c).rstrip() for c
|
|
in message.user_comments])
|
|
self.fuzzy = message.fuzzy
|
|
else:
|
|
if isinstance(id, (list, tuple)):
|
|
assert isinstance(message.string, (list, tuple)), \
|
|
'Expected sequence but got %s' % type(message.string)
|
|
self._messages[key] = message
|
|
|
|
def add(self, id, string=None, locations=(), flags=(), auto_comments=(),
|
|
user_comments=(), previous_id=(), lineno=None, context=None):
|
|
"""Add or update the message with the specified ID.
|
|
|
|
>>> catalog = Catalog()
|
|
>>> catalog.add(u'foo')
|
|
<Message ...>
|
|
>>> catalog[u'foo']
|
|
<Message u'foo' (flags: [])>
|
|
|
|
This method simply constructs a `Message` object with the given
|
|
arguments and invokes `__setitem__` with that object.
|
|
|
|
:param id: the message ID, or a ``(singular, plural)`` tuple for
|
|
pluralizable messages
|
|
:param string: the translated message string, or a
|
|
``(singular, plural)`` tuple for pluralizable messages
|
|
:param locations: a sequence of ``(filenname, lineno)`` tuples
|
|
:param flags: a set or sequence of flags
|
|
:param auto_comments: a sequence of automatic comments
|
|
:param user_comments: a sequence of user comments
|
|
:param previous_id: the previous message ID, or a ``(singular, plural)``
|
|
tuple for pluralizable messages
|
|
:param lineno: the line number on which the msgid line was found in the
|
|
PO file, if any
|
|
:param context: the message context
|
|
"""
|
|
message = Message(id, string, list(locations), flags, auto_comments,
|
|
user_comments, previous_id, lineno=lineno,
|
|
context=context)
|
|
self[id] = message
|
|
return message
|
|
|
|
def check(self):
|
|
"""Run various validation checks on the translations in the catalog.
|
|
|
|
For every message which fails validation, this method yield a
|
|
``(message, errors)`` tuple, where ``message`` is the `Message` object
|
|
and ``errors`` is a sequence of `TranslationError` objects.
|
|
|
|
:rtype: ``iterator``
|
|
"""
|
|
for message in self._messages.values():
|
|
errors = message.check(catalog=self)
|
|
if errors:
|
|
yield message, errors
|
|
|
|
def get(self, id, context=None):
|
|
"""Return the message with the specified ID and context.
|
|
|
|
:param id: the message ID
|
|
:param context: the message context, or ``None`` for no context
|
|
"""
|
|
return self._messages.get(self._key_for(id, context))
|
|
|
|
def delete(self, id, context=None):
|
|
"""Delete the message with the specified ID and context.
|
|
|
|
:param id: the message ID
|
|
:param context: the message context, or ``None`` for no context
|
|
"""
|
|
key = self._key_for(id, context)
|
|
if key in self._messages:
|
|
del self._messages[key]
|
|
|
|
def update(self, template, no_fuzzy_matching=False):
|
|
"""Update the catalog based on the given template catalog.
|
|
|
|
>>> from babel.messages import Catalog
|
|
>>> template = Catalog()
|
|
>>> template.add('green', locations=[('main.py', 99)])
|
|
<Message ...>
|
|
>>> template.add('blue', locations=[('main.py', 100)])
|
|
<Message ...>
|
|
>>> template.add(('salad', 'salads'), locations=[('util.py', 42)])
|
|
<Message ...>
|
|
>>> catalog = Catalog(locale='de_DE')
|
|
>>> catalog.add('blue', u'blau', locations=[('main.py', 98)])
|
|
<Message ...>
|
|
>>> catalog.add('head', u'Kopf', locations=[('util.py', 33)])
|
|
<Message ...>
|
|
>>> catalog.add(('salad', 'salads'), (u'Salat', u'Salate'),
|
|
... locations=[('util.py', 38)])
|
|
<Message ...>
|
|
|
|
>>> catalog.update(template)
|
|
>>> len(catalog)
|
|
3
|
|
|
|
>>> msg1 = catalog['green']
|
|
>>> msg1.string
|
|
>>> msg1.locations
|
|
[('main.py', 99)]
|
|
|
|
>>> msg2 = catalog['blue']
|
|
>>> msg2.string
|
|
u'blau'
|
|
>>> msg2.locations
|
|
[('main.py', 100)]
|
|
|
|
>>> msg3 = catalog['salad']
|
|
>>> msg3.string
|
|
(u'Salat', u'Salate')
|
|
>>> msg3.locations
|
|
[('util.py', 42)]
|
|
|
|
Messages that are in the catalog but not in the template are removed
|
|
from the main collection, but can still be accessed via the `obsolete`
|
|
member:
|
|
|
|
>>> 'head' in catalog
|
|
False
|
|
>>> catalog.obsolete.values()
|
|
[<Message 'head' (flags: [])>]
|
|
|
|
:param template: the reference catalog, usually read from a POT file
|
|
:param no_fuzzy_matching: whether to use fuzzy matching of message IDs
|
|
"""
|
|
messages = self._messages
|
|
remaining = messages.copy()
|
|
self._messages = odict()
|
|
|
|
# Prepare for fuzzy matching
|
|
fuzzy_candidates = []
|
|
if not no_fuzzy_matching:
|
|
fuzzy_candidates = dict([
|
|
(self._key_for(msgid), messages[msgid].context)
|
|
for msgid in messages if msgid and messages[msgid].string
|
|
])
|
|
fuzzy_matches = set()
|
|
|
|
def _merge(message, oldkey, newkey):
|
|
message = message.clone()
|
|
fuzzy = False
|
|
if oldkey != newkey:
|
|
fuzzy = True
|
|
fuzzy_matches.add(oldkey)
|
|
oldmsg = messages.get(oldkey)
|
|
if isinstance(oldmsg.id, string_types):
|
|
message.previous_id = [oldmsg.id]
|
|
else:
|
|
message.previous_id = list(oldmsg.id)
|
|
else:
|
|
oldmsg = remaining.pop(oldkey, None)
|
|
message.string = oldmsg.string
|
|
if isinstance(message.id, (list, tuple)):
|
|
if not isinstance(message.string, (list, tuple)):
|
|
fuzzy = True
|
|
message.string = tuple(
|
|
[message.string] + ([u''] * (len(message.id) - 1))
|
|
)
|
|
elif len(message.string) != self.num_plurals:
|
|
fuzzy = True
|
|
message.string = tuple(message.string[:len(oldmsg.string)])
|
|
elif isinstance(message.string, (list, tuple)):
|
|
fuzzy = True
|
|
message.string = message.string[0]
|
|
message.flags |= oldmsg.flags
|
|
if fuzzy:
|
|
message.flags |= set([u'fuzzy'])
|
|
self[message.id] = message
|
|
|
|
for message in template:
|
|
if message.id:
|
|
key = self._key_for(message.id, message.context)
|
|
if key in messages:
|
|
_merge(message, key, key)
|
|
else:
|
|
if no_fuzzy_matching is False:
|
|
# do some fuzzy matching with difflib
|
|
if isinstance(key, tuple):
|
|
matchkey = key[0] # just the msgid, no context
|
|
else:
|
|
matchkey = key
|
|
matches = get_close_matches(matchkey.lower().strip(),
|
|
fuzzy_candidates.keys(), 1)
|
|
if matches:
|
|
newkey = matches[0]
|
|
newctxt = fuzzy_candidates[newkey]
|
|
if newctxt is not None:
|
|
newkey = newkey, newctxt
|
|
_merge(message, newkey, key)
|
|
continue
|
|
|
|
self[message.id] = message
|
|
|
|
for msgid in remaining:
|
|
if no_fuzzy_matching or msgid not in fuzzy_matches:
|
|
self.obsolete[msgid] = remaining[msgid]
|
|
# Make updated catalog's POT-Creation-Date equal to the template
|
|
# used to update the catalog
|
|
self.creation_date = template.creation_date
|
|
|
|
def _key_for(self, id, context=None):
|
|
"""The key for a message is just the singular ID even for pluralizable
|
|
messages, but is a ``(msgid, msgctxt)`` tuple for context-specific
|
|
messages.
|
|
"""
|
|
key = id
|
|
if isinstance(key, (list, tuple)):
|
|
key = id[0]
|
|
if context is not None:
|
|
key = (key, context)
|
|
return key
|