mirror of
https://github.com/spl0k/supysonic.git
synced 2024-12-23 01:16:18 +00:00
Postgresql support
This commit is contained in:
parent
f3eed12e1b
commit
b324e1da29
@ -125,6 +125,8 @@ def album_list_id3():
|
|||||||
def now_playing():
|
def now_playing():
|
||||||
if engine.name == 'sqlite':
|
if engine.name == 'sqlite':
|
||||||
query = User.query.join(Track).filter(func.strftime('%s', now()) - func.strftime('%s', User.last_play_date) < Track.duration * 2)
|
query = User.query.join(Track).filter(func.strftime('%s', now()) - func.strftime('%s', User.last_play_date) < Track.duration * 2)
|
||||||
|
elif engine.name == 'postgresql':
|
||||||
|
query = User.query.join(Track).filter(func.date_part('epoch', func.now() - User.last_play_date) < Track.duration * 2)
|
||||||
else:
|
else:
|
||||||
query = User.query.join(Track).filter(func.timediff(func.now(), User.last_play_date) < Track.duration * 2)
|
query = User.query.join(Track).filter(func.timediff(func.now(), User.last_play_date) < Track.duration * 2)
|
||||||
|
|
||||||
|
27
db.py
27
db.py
@ -8,27 +8,42 @@ from sqlalchemy.orm import scoped_session, sessionmaker, relationship, backref
|
|||||||
from sqlalchemy.ext.declarative import declarative_base
|
from sqlalchemy.ext.declarative import declarative_base
|
||||||
|
|
||||||
from sqlalchemy.types import TypeDecorator, BINARY
|
from sqlalchemy.types import TypeDecorator, BINARY
|
||||||
from sqlalchemy.dialects.postgresql import UUID
|
from sqlalchemy.dialects.postgresql import UUID as pgUUID
|
||||||
|
|
||||||
import uuid, datetime, time
|
import uuid, datetime, time
|
||||||
import os.path
|
import os.path
|
||||||
|
|
||||||
class UUID(TypeDecorator):
|
class UUID(TypeDecorator):
|
||||||
|
"""Platform-somewhat-independent UUID type
|
||||||
|
|
||||||
|
Uses Postgresql's UUID type, otherwise uses BINARY(16),
|
||||||
|
should be more efficient than a CHAR(32).
|
||||||
|
|
||||||
|
Mix of http://stackoverflow.com/a/812363
|
||||||
|
and http://www.sqlalchemy.org/docs/core/types.html#backend-agnostic-guid-type
|
||||||
|
"""
|
||||||
|
|
||||||
impl = BINARY
|
impl = BINARY
|
||||||
|
|
||||||
def __init__(self):
|
def load_dialect_impl(self, dialect):
|
||||||
self.impl.length = 16
|
if dialect.name == 'postgresql':
|
||||||
TypeDecorator.__init__(self, length = self.impl.length)
|
return dialect.type_descriptor(pgUUID())
|
||||||
|
else:
|
||||||
|
return dialect.type_descriptor(BINARY(16))
|
||||||
|
|
||||||
def process_bind_param(self, value, dialect = None):
|
def process_bind_param(self, value, dialect):
|
||||||
if value and isinstance(value, uuid.UUID):
|
if value and isinstance(value, uuid.UUID):
|
||||||
|
if dialect.name == 'postgresql':
|
||||||
|
return str(value)
|
||||||
return value.bytes
|
return value.bytes
|
||||||
if value and not isinstance(value, uuid.UUID):
|
if value and not isinstance(value, uuid.UUID):
|
||||||
raise ValueError, 'value %s is not a valid uuid.UUID' % value
|
raise ValueError, 'value %s is not a valid uuid.UUID' % value
|
||||||
return None
|
return None
|
||||||
|
|
||||||
def process_result_value(self, value, dialect = None):
|
def process_result_value(self, value, dialect):
|
||||||
if value:
|
if value:
|
||||||
|
if dialect.name == 'postgresql':
|
||||||
|
return uuid.UUID(value)
|
||||||
return uuid.UUID(bytes = value)
|
return uuid.UUID(bytes = value)
|
||||||
return None
|
return None
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user