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# -*- coding: utf-8 -*-
"""
/****************************************************************************
**
** Copyright (C) 2017 Pelagicore AG
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Neptune IVI UI.
**
** $QT_BEGIN_LICENSE:GPL-QTAS$
** Commercial License Usage
** Licensees holding valid commercial Qt Automotive Suite licenses may use
** this file in accordance with the commercial license agreement provided
** with the Software or, alternatively, in accordance with the terms
** contained in a written agreement between you and The Qt Company. For
** licensing terms and conditions see https://www.qt.io/terms-conditions.
** For further information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
** SPDX-License-Identifier: GPL-3.0
**
****************************************************************************/
"""
# scanmusic.py
# scans the ~/media/music folder and generates all covers
# and a ~/media.db database with alll tracks.
import os
import sqlite3 as db
import argparse
from mutagen.id3 import ID3, ID3NoHeaderError
parser = argparse.ArgumentParser(description='scan music folder')
parser.add_argument('--source', default='~/media/music', help='music dir to scan')
args = parser.parse_args()
source = os.path.expanduser(args.source)
albums = set()
connection = db.connect(os.path.expanduser('~/media.db'))
cursor = connection.cursor()
sql_drop = 'drop table if exists music'
sql_create = """
create table music (
pk integer primary key,
album text,
title text,
track text,
artist text,
source text,
cover text
)
"""
sql_insert = """
insert into music (album,title,track,artist,source,cover) VALUES (?,?,?,?,?,?)
"""
def createTable():
print('create table')
cursor.execute(sql_drop)
cursor.execute(sql_create)
def extractTag(media, tag):
obj = media.get(tag)
if obj:
return ''.join(obj.text)#.encode('utf-8')
return ''
def scanFolder(source):
print('scan folder: ' + source)
start = os.path.abspath(source)
for root, dirnames, filenames in os.walk(start):
for filename in filenames:
if not filename[-4:] == '.mp3':
continue
filepath = os.path.join(root, filename)
name = filename[0:-4]
folderpath = os.path.relpath(root, start)
print('analyze: ' + filepath)
try:
audio = ID3(filepath)
except ID3NoHeaderError:
print 'error reading: ', filepath
continue
# import pdb; pdb.set_trace()
title = extractTag(audio, 'TIT2')
album = extractTag(audio, 'TALB')
artist = extractTag(audio, 'TPE1')
track = extractTag(audio, 'TRCK')
source = os.path.join(folderpath, filename).decode('utf-8')
apics = audio.getall('APIC')[:1]
apic = None
if len(apics):
apic = apics[0]
coverName = ''
if apic:
if apic.mime == 'image/jpeg':
coverName = 'cover.jpg'
elif apic.mime == 'image/png':
coverName = 'cover.png'
else:
print('unknown cover mime type: ' + mime)
else:
import pdb; pdb.set_trace()
print('!!! NO COVER')
cover = os.path.join(folderpath, coverName).decode('utf-8')
album_id = '%s/%s'%(album, artist)
if not album_id in albums:
albums.add(album_id)
if apic: # save new cover
art = file(os.path.join(root, coverName), 'w')
art.write(apic.data)
art.close()
cursor.execute(sql_insert, (album, title, track, artist, source, cover))
createTable()
scanFolder(source)
connection.commit()
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