textMusicCombine.py

# -*- coding: utf-8 -*-

# Python script for analyzing phonemic data from IPA-encoded poems

# Copyright (C) 2015 Kris P. Shaffer

# 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, either version 3 of the License, or
# (at your option) any later version.

# 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, see <http://www.gnu.org/licenses/>.

from music21 import *
import codecs
import fnmatch
from os import listdir

musicDirectory = 'music'
textDirectory = 'texts'
destinationDirectory = 'textAndMusic'

def getText(directory, filename):
    return [line.rstrip('\n') for line in codecs.open((directory + '/' + filename), encoding='utf-8')]

def wholeSong(content):
    song = ''
    for line in content:
        if line != '':
            song += line
            song += ' '
    return song
    
def syllabify(songTextAsSingleString):
    return songTextAsSingleString.replace('.', ' ').split()

# run

musicCorpus = []
for file in listdir(musicDirectory):
    if fnmatch.fnmatch(file, '*Music.xml'):
        musicCorpus.append(file)
        
for musicFilename in musicCorpus:
    songTitle = musicFilename.split('Music.')[0]
    textFilename = songTitle + 'IPAMusic.txt'
    
    text = syllabify(wholeSong(getText(textDirectory, textFilename)))
    s = converter.parse(musicDirectory + '/' + musicFilename)
    slurflag = False
    
    for n in s.flat.notes:
        if n.isGrace == False:
            if n.getSpannerSites() == []:
                if text:
                    if n.tie:
                        if n.tie.type in ['stop', 'continue']:
                            if slurflag == True:
                                n.lyric = text[0]
                            else:
                                n.lyric = text.pop(0)
                        else:
                            n.lyric = text[0]
                    else:
                        if slurflag == True:
                            n.lyric = text[0]
                        else:
                            n.lyric = text.pop(0)           
            else:
                ss = n.getSpannerSites()
                for thisSpanner in ss:
                    if 'Slur' in thisSpanner.classes:
                        if thisSpanner.isLast(n):
                            slurflag = False
                            if text:
                                if n.tie:
                                    if n.tie.type in ['stop', 'continue']:
                                        n.lyric = text.pop(0)
                                    else:
                                        n.lyric = text[0]
                                else:
                                    n.lyric = text.pop(0)           
                        else:
                            if text:
                                n.lyric = text[0]
                            slurflag = True
                        
                    
                            
                            
    writePath = destinationDirectory + '/' + songTitle + '.xml'
    s.write(fp=writePath)
    print writePath, "created."