mirror of https://gitlab.com/openlp/openlp.git
115 lines
5.5 KiB
Python
115 lines
5.5 KiB
Python
# -*- coding: utf-8 -*-
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2024 OpenLP Developers #
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# ---------------------------------------------------------------------- #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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##########################################################################
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"""
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The :mod:`powerpraiseimport` module provides the functionality for importing
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Powerpraise song files into the current database.
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"""
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import logging
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from lxml import objectify, etree
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from openlp.core.common.i18n import translate
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from openlp.core.widgets.wizard import WizardStrings
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from openlp.plugins.songs.lib.importers.songimport import SongImport
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from openlp.plugins.songs.lib.ui import SongStrings
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log = logging.getLogger(__name__)
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class PowerPraiseImport(SongImport):
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"""
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The :class:`PowerpraiseImport` class provides OpenLP with the
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ability to import Powerpraise song files.
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"""
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def do_import(self):
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self.import_wizard.progress_bar.setMaximum(len(self.import_source))
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for file_path in self.import_source:
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if self.stop_import_flag:
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return
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self.import_wizard.increment_progress_bar(WizardStrings.ImportingType.format(source=file_path.name))
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with file_path.open('rb') as xml_file:
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try:
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root = objectify.parse(xml_file).getroot()
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except etree.XMLSyntaxError:
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log.exception('XML syntax error in file {name}'.format(name=file_path))
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self.log_error(file_path, SongStrings().XMLSyntaxError)
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continue
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except UnicodeDecodeError:
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log.exception('Unreadable characters in {name}'.format(name=file_path))
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self.log_error(file_path, SongStrings().XMLSyntaxError)
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continue
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self.process_song(root, file_path)
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def process_song(self, root, file_path):
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self.set_defaults()
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try:
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self.title = str(root.general.title)
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verse_order_list = []
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verse_count = {}
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for item in root.order.item:
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verse_order_list.append(str(item))
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for part in root.songtext.part:
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original_verse_def = part.get('caption')
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# There are some predefined verse defitions in PowerPraise, try to parse these
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if original_verse_def.startswith("Strophe") or original_verse_def.startswith("Teil"):
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verse_def = 'v'
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elif original_verse_def.startswith("Refrain"):
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verse_def = 'c'
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elif original_verse_def.startswith("Bridge"):
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verse_def = 'b'
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elif original_verse_def.startswith("Schluss"):
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verse_def = 'e'
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else:
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verse_def = 'o'
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verse_count[verse_def] = verse_count.get(verse_def, 0) + 1
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verse_def = '{verse}{count:d}'.format(verse=verse_def, count=verse_count[verse_def])
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verse_text = []
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for slide in part.slide:
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if not hasattr(slide, 'line'):
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continue # No content
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for line in slide.line:
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verse_text.append(str(line))
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self.add_verse('\n'.join(verse_text), verse_def)
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# Update verse name in verse order list
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for i in range(len(verse_order_list)):
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if verse_order_list[i].lower() == original_verse_def.lower():
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verse_order_list[i] = verse_def
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self.verse_order_list = verse_order_list
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for text in root.information.copyright['text']:
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if not hasattr(text, 'line'):
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continue
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for line in text.line:
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if not line:
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continue
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if line.text.startswith('©') or line.text.lower().startswith('(c)') or \
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line.text.lower().startswith('copyright'):
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self.add_copyright(line.text)
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else:
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self.add_author(line.text)
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if not self.finish():
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self.log_error(file_path)
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except AttributeError:
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self.log_error(file_path, translate('SongsPlugin.PowerPraiseImport',
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'Invalid PowerPraise song file. Missing needed tag.'))
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