def _start_download(self, entry):
shell = self.props.shell
self.download_url = entry.get_playback_uri()
filemask = self.settings['filemask']
artist = ''
title = ''
shell.props.db.entry_get(entry, RB.RhythmDBPropType.ARTIST, artist)
artist = artist[:50].replace('/', '')
shell.props.db.entry_get(entry, RB.RhythmDBPropType.TITLE, title)
title = title[:50].replace('/', '')
filemask = filemask.replace('%A', artist)
filemask = filemask.replace('%T', title)
self.filename = u"%s - %s" % (artist, title)
self.save_location = os.path.expanduser(filemask)
dir, file = os.path.split(self.save_location)
if not os.path.exists(dir):
try:
os.makedirs(dir)
except:
self.error_msg = "Can't create or access directory. Check settings (Edit => Plugins => Configure)"
self.notify_status_changed()
return
# Download file to the temporary folder
self.output_file = tempfile.NamedTemporaryFile(delete=False)
self.downloading = True
self.notify_status_changed()
self.downloader = RB.ChunkLoader()
self.downloader.set_callback(self.download_callback, self.output_file)
self.downloader.start(self.download_url, 64 * 1024)
def load_catalogue():
def catalogue_chunk_cb(loader, chunk, total, parser):
if chunk is None:
self.__load_progress.props.task_outcome = RB.TaskOutcome.COMPLETE
error = loader.get_error()
if error:
# report error somehow?
print("error loading catalogue: %s" % error)
try:
parser.close()
except xml.sax.SAXParseException as e:
# there isn't much we can do here
print("error parsing catalogue: %s" % e)
self.__show_loading_screen(False)
self.__catalogue_loader = None
# restart in-progress downloads
# (doesn't really belong here)
for f in magnatune_in_progress_dir.enumerate_children(
'standard::name', Gio.FileQueryInfoFlags.NONE,
None):
name = f.get_name()
if not name.startswith("in_progress_"):
continue
(result, uri, etag
) = magnatune_in_progress_dir.resolve_relative_path(
name).load_contents(None)
uri = uri.decode('utf-8')
print("restarting download from %s" % uri)
self.__download_album(uri, name[12:])
else:
# hack around some weird chars that show up in the catalogue for some reason
data = chunk.get_data().decode('utf-8', errors='replace')
data = data.replace("\x19", "'")
data = data.replace("\x13", "-")
# argh.
data = data.replace("Rock & Roll", "Rock & Roll")
try:
parser.feed(data)
except xml.sax.SAXParseException as e:
print("error parsing catalogue: %s" % e)
load_size['size'] += len(data)
self.__load_progress.props.task_progress = min(
float(load_size['size']) / total, 1.0)
self.__has_loaded = True
self.__load_progress = RB.TaskProgressSimple.new()
self.__load_progress.props.task_label = _(
"Loading Magnatune catalog")
self.props.shell.props.task_list.add_task(self.__load_progress)
load_size = {'size': 0}
parser = xml.sax.make_parser()
parser.setContentHandler(
TrackListHandler(self.__db, self.__entry_type, self.__sku_dict,
self.__home_dict, self.__art_dict))
self.__catalogue_loader = RB.ChunkLoader()
self.__catalogue_loader.set_callback(catalogue_chunk_cb, parser)
self.__catalogue_loader.start(magnatune_song_info, 64 * 1024)
self.__notify_status_changed()
self.__has_loaded = True
self.__updating = True
self.__load_progress = (0, 0) # (complete, total)
self.__notify_status_changed()
load_size = {'size': 0}
parser = xml.sax.make_parser()
parser.setContentHandler(
TrackListHandler(self.__db, self.__entry_type, self.__sku_dict,
self.__home_dict, self.__art_dict))
self.__catalogue_loader = RB.ChunkLoader()
self.__catalogue_loader.set_callback(catalogue_chunk_cb, parser)
self.__catalogue_loader.start(magnatune_song_info, 64 * 1024)
self.__catalogue_check = rb.Loader()
self.__catalogue_check.get_url(magnatune_changed_uri, update_cb)
def __show_loading_screen(self, show):
if self.__info_screen is None:
# load the builder stuff
builder = Gtk.Builder()
builder.add_from_file(
rb.find_plugin_file(self.props.plugin, "magnatune-loading.ui"))
self.__info_screen = builder.get_object(
"magnatune_loading_scrolledwindow")
self.pack_start(self.__info_screen, True, True, 0)
