Demonstration of adding items back to the songs queue with correct metadata

queue_multiply.py

# -*- coding: utf-8 -*-
""" Demo to duplicate the first track in the queue.

We can now recreate metadata from a track in the queue. Pick a track you like
and put it at the start of a queue. Run this and enjoy!

"""
# pylint: disable=invalid-name
from __future__ import unicode_literals, print_function

from soco import SoCo
from soco.data_structures import to_didl_string, DidlMusicTrack
from soco.utils import prettify
from soco.music_services import desc_from_uri
from soco.compat import urlparse

s = SoCo('192.168.1.102')  # <------- Your IP here

queue = s.get_queue()
if len(queue) == 0:
    raise Exception("You must have at least one track in the queue")
# Get the first track
track = queue[0]
# Get its URI
uri = track.resources[0].uri
# Using the uri, get the value of the desc element
desc = desc_from_uri(uri)

# Now we need to create a DIDL item id. It seems to be based on the uri
path = urlparse(uri).path
# Strip any extensions, eg .mp3, from the end of the path
path = path.rsplit('.', 1)[0]
# The ID has an 8 (hex) digit prefix. But it doesn't seem to matter what it is!
track_id = '11111111{0}'.format(path)

print ("uri:", uri)
print ("track_id", track_id)
print ("desc", desc)

# Now we have everything we need
didl = DidlMusicTrack(
    title='DUMMY',  # This is ignored. Sonos gets the title from the item_id
    parent_id='DUMMY',  # Ditto
    item_id=track_id,
    desc=desc
)

meta = to_didl_string(didl)

print (prettify(meta))

for i in range(5):
    response = s.avTransport.AddURIToQueue([
        ('InstanceID', 0),
        ('EnqueuedURI', uri),
        ('EnqueuedURIMetaData', meta),
        ('DesiredFirstTrackNumberEnqueued', 0),
        ('EnqueueAsNext', 1)
    ])

s.play()