def REQ_infos(self):
format = web.input().get('fmt', 'txt')
_d = self.player.selected or dict()
# add player infos
_d['song_position'] = self.player.position
_d['paused'] = self.player._paused
if format.startswith('htm'):
web.header('Content-Type', 'text/html; charset=utf-8')
return dump_data_as_text(_d, format)
def REQ_genres(self):
""" List all the genres
Keywords:
fmt (str, optional): output format
Returns:
A list of genres in desired format
"""
inp = web.input()
for d in dump_data_as_text(zshell.songs.genres, inp.get('fmt', 'txt')):
yield d
def REQ_infos(self, song_id):
""" Show infos about a song
Either positional parameter or ``id`` keyword has to be given
Keywords:
fmt (str): output format
id (str): id of the song
Args:
song_id (int): index of the song
Returns:
all the metadatas in desired format
"""
af = DbSimpleSearchForm()
if af.validates():
af.fill()
song_id = uncompact_int(af['id'].value)
fmt = af['fmt'].value
song = zshell.songs[song_id]
d = dict( (f, getattr(song, f)) for f in song.fields ) if song else {}
return dump_data_as_text(d, fmt)
def REQ_playlist(self):
i = web.input()
pls = self.player.playlist
start = int(i.get('start', 0))
format = i.get('fmt', 'txt')
if start < 0:
start = len(pls) + start
if i.get('res'):
r = int(i.res)
if r > 0:
end = start + r
else:
# compute from end
end = len(pls) + r
else:
end = len(pls)
window_iterator = (pls[i] + [i] for i in xrange(start, min(len(pls), end)))
return dump_data_as_text(window_iterator, format)
some_db = zshell.songs.databases.itervalues().next()['handle']
# try to pre-compute useful things
field_decoder = zip( WEB_FIELDS,
(some_db.f_decode[some_db.fields[fname]] for fname in WEB_FIELDS)
)
yield ''
infos_iterator = ( [r[0]] + [d(r[1][r[1].fields.index(f)]) for f, d in field_decoder]
for r in res )
if format == 'json':
d = jdump
else:
def d(line):
return ' | '.join(line[:4])
try:
# TODO: optimise this (jdump by 100 size blocks)
for r in infos_iterator:
yield d(r)
yield '\n'
web.debug('handled in %.2fs (%.2f for select)'%(time() - t0, t_sel - t0))
except Exception, e:
DEBUG()
web.debug("ERR: %s(%s)"% (type(e), e))
else:
# TODO: add support for zip output (returns a zip stream with all the songs)
web.debug('unknown search mode')
for r in res:
yield dump_data_as_text(r, format)
