mirror of https://gitlab.com/openlp/openlp.git
160 lines
7.6 KiB
Python
160 lines
7.6 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:`dreambeam` module provides the functionality for importing DreamBeam songs into the OpenLP database.
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"""
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import logging
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from lxml import etree, objectify
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from openlp.core.common.i18n import translate
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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 DreamBeamImport(SongImport):
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"""
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The :class:`DreamBeamImport` class provides the ability to import song files from
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DreamBeam.
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An example of DreamBeam xml mark-up::
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<?xml version="1.0"?>
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<DreamSong xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:xsd="http://www.w3.org/2001/XMLSchema">
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<WordWrap>false</WordWrap>
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<Version>0.80</Version>
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<Title>Amazing Grace</Title>
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<Author>John Newton</Author>
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<Collection />
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<Number />
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<Notes />
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<KeyRangeLow>F</KeyRangeLow>
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<KeyRangeHigh>G</KeyRangeHigh>
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<MinorKey>false</MinorKey>
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<DualLanguage>false</DualLanguage>
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<SongLyrics>
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<LyricsItem Type="Verse" Number="1">Amazing Grace, how sweet the sound,
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That saved a wretch like me.
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I once was lost but now am found,
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Was blind, but now, I see.</LyricsItem>
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<LyricsItem Type="Verse" Number="2">T’was Grace that taught my heart to fear.
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And Grace, my fears relieved.
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How precious did that Grace appear…
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the hour I first believed.</LyricsItem>
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</SongLyrics>
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<Sequence>
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<LyricsSequenceItem Type="Verse" Number="1" />
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<LyricsSequenceItem Type="Verse" Number="2" />
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</Sequence>
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<ShowRectangles>false</ShowRectangles>
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</DreamSong>
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Valid extensions for a DreamBeam song file are:
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* .xml
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"""
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def do_import(self):
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"""
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Receive a single file_path or a list of files to import.
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"""
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if isinstance(self.import_source, list):
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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.set_defaults()
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author_copyright = ''
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parser = etree.XMLParser(remove_blank_text=True, recover=True)
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try:
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with file_path.open('r') as xml_file:
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parsed_file = etree.parse(xml_file, parser)
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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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file_str = etree.tostring(parsed_file)
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if not file_str:
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log.exception('Could not find XML 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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xml = file_str.decode()
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song_xml = objectify.fromstring(xml)
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if song_xml.tag != 'DreamSong':
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self.log_error(
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file_path,
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translate('SongsPlugin.DreamBeamImport',
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'Invalid DreamBeam song file. Missing DreamSong tag.'))
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continue
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if hasattr(song_xml, 'Version'):
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self.version = float(song_xml.Version.text)
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else:
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self.version = 0
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# Version numbers found in DreamBeam Source /FileTypes/Song.cs
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if self.version >= 0.5:
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if hasattr(song_xml, 'Title'):
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self.title = str(song_xml.Title.text)
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if hasattr(song_xml, 'Author'):
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author_copyright = song_xml.Author.text
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if hasattr(song_xml, 'SongLyrics'):
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for lyrics_item in song_xml.SongLyrics.iterchildren():
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verse_type = lyrics_item.get('Type')
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verse_number = lyrics_item.get('Number')
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verse_text = str(lyrics_item.text)
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self.add_verse(verse_text,
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'{verse}{number}'.format(verse=verse_type[:1], number=verse_number))
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if hasattr(song_xml, 'Collection'):
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self.song_book_name = str(song_xml.Collection.text)
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if hasattr(song_xml, 'Number'):
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self.song_number = str(song_xml.Number.text)
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if hasattr(song_xml, 'Sequence'):
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for lyrics_sequence_item in (song_xml.Sequence.iterchildren()):
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item = lyrics_sequence_item.get('Type')[:1]
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number = lyrics_sequence_item.get('Number')
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self.verse_order_list.append("{item}{number}".format(item=item, number=number))
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if hasattr(song_xml, 'Notes'):
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self.comments = str(song_xml.Notes.text)
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else:
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if hasattr(song_xml.Text0, 'Text'):
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self.title = str(song_xml.Text0.Text.text)
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if hasattr(song_xml.Text1, 'Text'):
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self.lyrics = str(song_xml.Text1.Text.text)
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for verse in self.lyrics.split('\n\n\n'):
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self.add_verse(verse)
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if hasattr(song_xml.Text2, 'Text'):
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author_copyright = song_xml.Text2.Text.text
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if author_copyright:
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author_copyright = str(author_copyright)
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if author_copyright.find(SongStrings().CopyrightSymbol) >= 0:
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self.add_copyright(author_copyright)
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else:
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self.parse_author(author_copyright)
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if not self.finish():
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self.log_error(file_path)
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