openlp/openlp/plugins/bibles/lib/opensong.py

108 lines
5.1 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Jonathan Corwin, Michael #
# Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, Armin Köhler, #
# Andreas Preikschat, Mattias Põldaru, Christian Richter, Philip Ridout, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by the Free #
# Software Foundation; version 2 of the License. #
# #
# This program is distributed in the hope that it will be useful, but WITHOUT #
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
# more details. #
# #
# You should have received a copy of the GNU General Public License along #
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
import logging
from lxml import objectify
from openlp.core.lib import Receiver, translate
from openlp.plugins.bibles.lib.db import BibleDB, BiblesResourcesDB
log = logging.getLogger(__name__)
class OpenSongBible(BibleDB):
"""
OpenSong Bible format importer class.
"""
def __init__(self, parent, **kwargs):
"""
Constructor to create and set up an instance of the OpenSongBible
class. This class is used to import Bibles from OpenSong's XML format.
"""
log.debug(self.__class__.__name__)
BibleDB.__init__(self, parent, **kwargs)
self.filename = kwargs['filename']
def do_import(self):
"""
Loads a Bible from file.
"""
log.debug(u'Starting OpenSong import from "%s"' % self.filename)
if not isinstance(self.filename, unicode):
self.filename = unicode(self.filename, u'utf8')
file = None
success = True
try:
# NOTE: We don't need to do any of the normal encoding detection
# here, because lxml does it's own encoding detection, and the two
# mechanisms together interfere with each other.
file = open(self.filename, u'r')
opensong = objectify.parse(file)
bible = opensong.getroot()
language_id = self.get_language()
if not language_id:
log.exception(u'Importing books from "%s" '\
'failed' % self.filename)
return False
for book in bible.b:
if self.stop_import_flag:
break
book_ref_id = self.get_book_ref_id_by_name(
unicode(book.attrib[u'n']), len(bible.b), language_id)
if not book_ref_id:
log.exception(u'Importing books from "%s" '\
'failed' % self.filename)
return False
book_details = BiblesResourcesDB.get_book_by_id(book_ref_id)
db_book = self.create_book(unicode(book.attrib[u'n']),
book_ref_id, book_details[u'testament_id'])
for chapter in book.c:
if self.stop_import_flag:
break
for verse in chapter.v:
if self.stop_import_flag:
break
self.create_verse(
db_book.id,
int(chapter.attrib[u'n'].split()[-1]),
int(verse.attrib[u'n']),
unicode(verse.text))
self.wizard.incrementProgressBar(unicode(translate(
'BiblesPlugin.Opensong', 'Importing %s %s...',
'Importing <book name> <chapter>...')) %
(db_book.name, int(chapter.attrib[u'n'].split()[-1])))
self.session.commit()
Receiver.send_message(u'openlp_process_events')
except (IOError, AttributeError):
log.exception(u'Loading bible from OpenSong file failed')
success = False
finally:
if file:
file.close()
if self.stop_import_flag:
return False
else:
return success