Files
mopidy-radionet/venv/lib/python3.7/site-packages/mopidy/m3u/translator.py
2020-01-18 20:01:00 +01:00

88 lines
2.4 KiB
Python

import os
import pathlib
import urllib
from mopidy import models
from mopidy.internal import path
from . import Extension
def path_to_uri(path, scheme=Extension.ext_name):
"""Convert file path to URI."""
bytes_path = os.path.normpath(bytes(path))
uripath = urllib.parse.quote_from_bytes(bytes_path)
return urllib.parse.urlunsplit((scheme, None, uripath, None, None))
def uri_to_path(uri):
"""Convert URI to file path."""
return path.uri_to_path(uri)
def name_from_path(path):
"""Extract name from file path."""
name = bytes(pathlib.Path(path.stem))
try:
return name.decode(errors="replace")
except UnicodeError:
return None
def path_from_name(name, ext=None, sep="|"):
"""Convert name with optional extension to file path."""
if ext:
name = name.replace(os.sep, sep) + ext
else:
name = name.replace(os.sep, sep)
return pathlib.Path(name)
def path_to_ref(path):
return models.Ref.playlist(uri=path_to_uri(path), name=name_from_path(path))
def load_items(fp, basedir):
refs = []
name = None
for line in filter(None, (line.strip() for line in fp)):
if line.startswith("#"):
if line.startswith("#EXTINF:"):
name = line.partition(",")[2]
continue
elif not urllib.parse.urlsplit(line).scheme:
path = basedir / line
if not name:
name = name_from_path(path)
uri = path_to_uri(path, scheme="file")
else:
# TODO: ensure this is urlencoded
uri = line # do *not* extract name from (stream?) URI path
refs.append(models.Ref.track(uri=uri, name=name))
name = None
return refs
def dump_items(items, fp):
if any(item.name for item in items):
print("#EXTM3U", file=fp)
for item in items:
if item.name:
print(f"#EXTINF:-1,{item.name}", file=fp)
# TODO: convert file URIs to (relative) paths?
if isinstance(item.uri, bytes):
print(item.uri.decode(), file=fp)
else:
print(item.uri, file=fp)
def playlist(path, items=None, mtime=None):
if items is None:
items = []
return models.Playlist(
uri=path_to_uri(path),
name=name_from_path(path),
tracks=[models.Track(uri=item.uri, name=item.name) for item in items],
last_modified=(int(mtime * 1000) if mtime else None),
)