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Added support for import of ChordPro

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This commit is contained in:
Tomas Groth 2016-09-25 11:30:00 +02:00
parent 825a703cd0
commit 1406224a8f
3 changed files with 200 additions and 26 deletions
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56
openlp/plugins/songs/lib/importer.py
View File

@ -48,6 +48,7 @@ from .importers.powerpraise import PowerPraiseImport
from .importers.presentationmanager import PresentationManagerImport
from .importers.lyrix import LyrixImport
from .importers.videopsalm import VideoPsalmImport
from .importers.chordpro import ChordProImport
log = logging.getLogger(__name__)
@ -155,29 +156,30 @@ class SongFormat(object):
OpenLP2 = 1
Generic = 2
CCLI = 3
DreamBeam = 4
EasySlides = 5
EasyWorshipDB = 6
EasyWorshipService = 7
FoilPresenter = 8
Lyrix = 9
MediaShout = 10
OpenSong = 11
OPSPro = 12
PowerPraise = 13
PowerSong = 14
PresentationManager = 15
ProPresenter = 16
SongBeamer = 17
SongPro = 18
SongShowPlus = 19
SongsOfFellowship = 20
SundayPlus = 21
VideoPsalm = 22
WordsOfWorship = 23
WorshipAssistant = 24
WorshipCenterPro = 25
ZionWorx = 26
ChordPro = 4
DreamBeam = 5
EasySlides = 6
EasyWorshipDB = 7
EasyWorshipService = 8
FoilPresenter = 9
Lyrix = 10
MediaShout = 11
OpenSong = 12
OPSPro = 13
PowerPraise = 14
PowerSong = 15
PresentationManager = 16
ProPresenter = 17
SongBeamer = 18
SongPro = 19
SongShowPlus = 20
SongsOfFellowship = 21
SundayPlus = 22
VideoPsalm = 23
WordsOfWorship = 24
WorshipAssistant = 25
WorshipCenterPro = 26
ZionWorx = 27
# Set optional attribute defaults
__defaults__ = {
@ -224,6 +226,13 @@ class SongFormat(object):
'filter': '{text} (*.usr *.txt *.bin)'.format(text=translate('SongsPlugin.ImportWizardForm',
'CCLI SongSelect Files'))
},
ChordPro: {
'class': ChordProImport,
'name': 'ChordPro',
'prefix': 'chordPro',
'filter': '{text} (*.cho *.crd *.chordpro *.chopro *.txt)'.format(text=translate('SongsPlugin.ImportWizardForm',
'ChordPro Files'))
},
DreamBeam: {
'class': DreamBeamImport,
'name': 'DreamBeam',
@ -427,6 +436,7 @@ class SongFormat(object):
SongFormat.OpenLP2,
SongFormat.Generic,
SongFormat.CCLI,
SongFormat.ChordPro,
SongFormat.DreamBeam,
SongFormat.EasySlides,
SongFormat.EasyWorshipDB,

153
openlp/plugins/songs/lib/importers/chordpro.py Normal file
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@ -0,0 +1,153 @@
# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2016 OpenLP Developers #
# --------------------------------------------------------------------------- #
# 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 #
###############################################################################
"""
The :mod:`chordpro` module provides the functionality for importing
ChordPro files into the current database.
"""
import os
import re
from openlp.core.common import translate
from openlp.core.ui.lib.wizard import WizardStrings
from .songimport import SongImport
log = logging.getLogger(__name__)
# This importer is based on the information available on these webpages:
# http://webchord.sourceforge.net/tech.html
# http://www.vromans.org/johan/projects/Chordii/chordpro/
# http://www.tenbyten.com/software/songsgen/help/HtmlHelp/files_reference.htm
# http://linkesoft.com/songbook/chordproformat.html
class ChordProImport(SongImport):
"""
The :class:`ChordProImport` class provides OpenLP with the
ability to import ChordPro files.
"""
def do_import(self):
self.import_wizard.progress_bar.setMaximum(len(self.import_source))
for filename in self.import_source:
if self.stop_import_flag:
return
song_file = open(filename, 'rt')
self.do_import_file(song_file)
song_file.close()
def do_import_file(self, song_file):
"""
Imports the songs in the given file
:param song_file: The file object to be imported from.
"""
self.set_defaults()
# Loop over the lines of the file
file_content = song_file.read()
current_verse = ''
current_verse_type = 'v'
skip_block = False
for line in file_content.splitlines():
line = line.rstrip()
# Detect tags
if line.startswith('{'):
tag_name, tag_value = self.parse_tag(line)
# Detect which tag
if tag_name in ['title', 't']:
self.title = tag_value
elif tag_name in ['subtitle', 'su', 'st']:
self.alternate_title = tag_value
elif tag_name in ['comment', 'c', 'comment_italic', 'ci', 'comment_box', 'cb']:
# Detect if the comment is used as a chorus repeat marker
if tag_value.lower().startswith('chorus'):
if current_verse.strip():
# Add collected verse to the lyrics
self.add_verse(current_verse.strip(), current_verse_type)
current_verse_type = 'v'
current_verse = ''
self.repeat_verse('c1')
else:
self.add_comment(tag_value)
elif tag_name in ['start_of_chorus', 'soc']:
current_verse_type = 'c'
elif tag_name in ['end_of_chorus', 'eoc']:
# Add collected chorus to the lyrics
self.add_verse(current_verse, current_verse_type)
current_verse_type = 'v'
current_verse = ''
elif tag_name in ['start_of_tab', 'sot']:
if current_verse.strip():
# Add collected verse to the lyrics
self.add_verse(current_verse.strip(), current_verse_type)
current_verse_type = 'v'
current_verse = ''
skip_block = True
elif tag_name in ['end_of_tab', 'eot']:
skip_block = False
elif tag_name in ['new_song', 'ns']:
# A new song starts below this tag
if self.verses and self.title:
if current_verse.strip():
self.add_verse(current_verse.strip(), current_verse_type)
if not self.finish():
self.log_error(song_file.name)
self.set_defaults()
current_verse_type = 'v'
current_verse = ''
else:
# Unsupported tag
log.debug('unsupported tag: %s' % line)
elif line.startswith('#'):
# Found a comment line, which is ignored...
continue
elif line == "['|]":
# Found a vertical bar
continue
else:
if skip_block:
continue
elif line == '' and current_verse.strip() and current_verse_type != 'c':
# Add collected verse to the lyrics
self.add_verse(current_verse.strip(), current_verse_type)
current_verse_type = 'v'
current_verse = ''
else:
current_verse += line + '\n'
if current_verse.strip():
self.add_verse(current_verse.strip(), current_verse_type)
if not self.finish():
self.log_error(song_file.name)
def parse_tag(self, line):
"""
:param line: Line with the tag to be parsed
:return: A tuple with tag name and tag value (if any)
"""
# Strip the first '}'
line = line[1:].strip()
colon_idx = line.find(':')
# check if this is a tag without value
if colon_idx < 0:
# strip the final '}' and return the tag name
return line[:-1], None
tag_name = line[:colon_idx]
tag_value = line[colon_idx+1:-1].strip()
return tag_name, tag_value

17
openlp/plugins/songs/lib/importers/songimport.py
View File

@ -301,12 +301,23 @@ class SongImport(QtCore.QObject):
if verse_def not in self.verse_order_list_generated:
self.verse_order_list_generated.append(verse_def)
def repeat_verse(self):
def repeat_verse(self, verse_def=None):
"""
Repeat the previous verse in the verse order
Repeat the verse with the given verse_def or default to repeating the previous verse in the verse order
:param verse_def: verse_def of the verse to be repeated
"""
if self.verse_order_list_generated:
self.verse_order_list_generated.append(self.verse_order_list_generated[-1])
if verse_def:
# If the given verse_def is only one char (like 'v' or 'c'), postfix it with '1'
if len(verse_def) == 1:
verse_def += '1'
if verse_def in self.verse_order_list_generated:
self.verse_order_list_generated.append(verse_def)
else:
log.warning('Trying to add unknown verse_def "%s"' % verse_def)
else:
self.verse_order_list_generated.append(self.verse_order_list_generated[-1])
self.verse_order_list_generated_useful = True
def check_complete(self):