class NyMessageCatalog(Persistent):
"""Stores messages and their translations"""
implements(INyTranslationCatalog)
def __init__(self, id, title, languages=('en', )):
self.id = id
self.title = title
# Language Manager data
self._languages = tuple(languages)
# We suppose all zope/portal products are written in English
# therefore we consider all new messages in English
# Default language in Catalog is always 'en', thus it can be different
# from the default language of the portal
self._default_language = 'en' # self._languages[0]
# Here the message translations are stored
self._messages = PersistentMapping()
self._po_headers = PersistentMapping()
### INyTranslationCatalog
def edit_message(self, msgid, lang, translation):
# language existance test **not present in Localizer**:
if lang not in self.get_languages():
return
# Add-by-edit functionality **not present in Localizer**:
if not self._message_exists(msgid):
self.gettext(msgid, lang)
self._messages[msgid][lang] = translation
def del_message(self, msgid):
""" """
if self._messages.has_key(msgid):
del self._messages[msgid]
def gettext(self, msgid, lang=None, default=None):
"""Returns the corresponding translation of msgid in Catalog.
"""
msgstr = None
if not isinstance(msgid, basestring):
raise TypeError('Only strings can be translated.')
# saving everything unicode, utf-8
elif isinstance(msgid, str):
msgstr = msgid
msgid = force_to_unicode(msgid)
if not lang:
raise ValueError("No language provided for gettext")
msgid = msgid.strip()
# empty message is translated as empty message, regardless of lang
if not msgid:
return msgid
# default `default translation` is the msgid itself
if default is None:
default = msgid
if lang not in self.get_languages():
# we don't have that lang, thus we can't translate and won't add msg
return default
# Add it if it's not in the dictionary
if not self._message_exists(msgid):
if msgstr is not None:
import logging
logger = logging.getLogger(__name__)
logger.warn('Got str "%s" in gettext, expecting unicode' %
msgstr)
self._messages[msgid] = PersistentMapping()
update_transaction_note()
if not self._messages[msgid].has_key(self._default_language):
self._messages[msgid][self._default_language] = default
# translation may be blank (supposition), then-> default (usually msgid)
in_catalog = self._messages[msgid].get(lang, '')
return in_catalog or default
def get_languages(self):
"""Get available languages"""
return self._languages
def add_language(self, lang):
"""Add language"""
if lang not in self._languages:
self._languages = self._languages + (lang, )
def del_language(self, lang):
"""Delete language with corresponding messages"""
if lang not in self.get_languages():
return
langlist = list(self._languages)
langlist.pop(langlist.index(lang))
self._languages = tuple(langlist)
def clear(self):
"""Erase all messages"""
self._messages.clear()
def messages(self):
"""
Returns a generator used for catalog entries iteration.
"""
for (msgid, translations_dict) in self._messages.items():
yield (msgid, translations_dict)
def _message_exists(self, message):
return self._messages.has_key(message)
### Dictionary-like API
def __getitem__(self, key):
return self._messages[key]
def __delitem__(self, key):
del self._messages[key]
class NyMessageCatalog(Persistent):
"""Stores messages and their translations"""
implements(INyTranslationCatalog)
def __init__(self, id, title, languages=('en', )):
self.id = id
self.title = title
# Language Manager data
self._languages = tuple(languages)
# We suppose all zope/portal products are written in English
# therefore we consider all new messages in English
# Default language in Catalog is always 'en', thus it can be different
# from the default language of the portal
self._default_language = 'en' # self._languages[0]
# Here the message translations are stored
self._messages = PersistentMapping()
self._po_headers = PersistentMapping()
### INyTranslationCatalog
def edit_message(self, msgid, lang, translation):
# language existance test **not present in Localizer**:
if lang not in self.get_languages():
return
# Add-by-edit functionality **not present in Localizer**:
if not self._message_exists(msgid):
self.gettext(msgid, lang)
self._messages[msgid][lang] = translation
def del_message(self, msgid):
""" """
if self._messages.has_key(msgid):
del self._messages[msgid]
def gettext(self, msgid, lang=None, default=None):
"""Returns the corresponding translation of msgid in Catalog.
"""
msgstr = None
if not isinstance(msgid, basestring):
raise TypeError('Only strings can be translated.')
# saving everything unicode, utf-8
elif isinstance(msgid, str):
msgstr = msgid
msgid = force_to_unicode(msgid)
if not lang:
raise ValueError("No language provided for gettext")
msgid = msgid.strip()
# empty message is translated as empty message, regardless of lang
if not msgid:
return msgid
# default `default translation` is the msgid itself
if default is None:
default = msgid
if lang not in self.get_languages():
# we don't have that lang, thus we can't translate and won't add msg
return default
# Add it if it's not in the dictionary
if not self._message_exists(msgid):
if msgstr is not None:
import logging
logger = logging.getLogger(__name__)
logger.warn('Got str "%s" in gettext, expecting unicode'
% msgstr)
self._messages[msgid] = PersistentMapping()
update_transaction_note()
if not self._messages[msgid].has_key(self._default_language):
self._messages[msgid][self._default_language] = default
# translation may be blank (supposition), then-> default (usually msgid)
in_catalog = self._messages[msgid].get(lang, '')
return in_catalog or default
def get_languages(self):
"""Get available languages"""
return self._languages
def add_language(self, lang):
"""Add language"""
if lang not in self._languages:
self._languages = self._languages + (lang, )
def del_language(self, lang):
"""Delete language with corresponding messages"""
if lang not in self.get_languages():
return
langlist = list(self._languages)
langlist.pop(langlist.index(lang))
self._languages = tuple(langlist)
def clear(self):
"""Erase all messages"""
self._messages.clear()
def messages(self):
"""
Returns a generator used for catalog entries iteration.
"""
for (msgid, translations_dict) in self._messages.items():
yield (msgid, translations_dict)
def _message_exists(self, message):
return self._messages.has_key(message)
### Dictionary-like API
def __getitem__(self, key):
return self._messages[key]
def __delitem__(self, key):
del self._messages[key]
def clear(self):
self._keys = []
PersistentMapping.clear(self)
def clear(self):
self._keys = []
PersistentMapping.clear(self)
