forked from openlp/openlp
105 lines
4.8 KiB
Python
105 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2010 Raoul Snyman #
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# Portions copyright (c) 2008-2010 Tim Bentley, Jonathan Corwin, Michael #
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# Gorven, Scott Guerrieri, Meinert Jordan, Andreas Preikschat, Christian #
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# Richter, Philip Ridout, Maikel Stuivenberg, Martin Thompson, Jon Tibble, #
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# Carsten Tinggaard, Frode Woldsund #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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import logging
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from lxml import objectify
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from PyQt4 import QtCore
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from openlp.core.lib import Receiver, translate
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from db import BibleDB
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log = logging.getLogger(__name__)
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class OpenSongBible(BibleDB):
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"""
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OpenSong Bible format importer class.
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"""
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def __init__(self, parent, **kwargs):
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"""
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Constructor to create and set up an instance of the OpenSongBible
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class. This class is used to import Bibles from OpenSong's XML format.
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"""
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log.debug(__name__)
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BibleDB.__init__(self, parent, **kwargs)
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if 'filename' not in kwargs:
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raise KeyError(u'You have to supply a file name to import from.')
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self.filename = kwargs['filename']
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'bibles_stop_import'), self.stop_import)
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def do_import(self):
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"""
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Loads a Bible from file.
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"""
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log.debug(u'Starting OpenSong import from "%s"' % self.filename)
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if not isinstance(self.filename, unicode):
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self.filename = unicode(self.filename, u'utf8')
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self.wizard.incrementProgressBar(u'Preparing for import...')
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file = None
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success = True
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try:
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# NOTE: We don't need to do any of the normal encoding detection
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# here, because lxml does it's own encoding detection, and the two
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# mechanisms together interfere with each other.
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file = open(self.filename, u'r')
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opensong = objectify.parse(file)
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bible = opensong.getroot()
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for book in bible.b:
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if self.stop_import_flag:
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break
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db_book = self.create_book(unicode(book.attrib[u'n']),
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unicode(book.attrib[u'n'][:4]))
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for chapter in book.c:
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if self.stop_import_flag:
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break
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for verse in chapter.v:
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if self.stop_import_flag:
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break
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self.create_verse(
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db_book.id,
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int(chapter.attrib[u'n']),
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int(verse.attrib[u'n']),
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unicode(verse.text)
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)
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Receiver.send_message(u'openlp_process_events')
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self.wizard.incrementProgressBar(
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QtCore.QString('%s %s %s' % (
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translate('BiblesPlugin.Opensong', 'Importing'), \
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db_book.name, chapter.attrib[u'n'])))
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self.session.commit()
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except IOError:
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log.exception(u'Loading bible from OpenSong file failed')
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success = False
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finally:
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if file:
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file.close()
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if self.stop_import_flag:
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self.wizard.incrementProgressBar(u'Import canceled!')
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return False
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else:
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return success |