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34 from dbworker import DBWorker
35 from sqlalchemy import Table, Column, String, Integer, Boolean, MetaData
36 from sqlalchemy.sql import and_, select
37 from sqlalchemy.schema import Index
40 class Public(DBWorker):
41 """Paths can be marked as public."""
43 def __init__(self, **params):
44 DBWorker.__init__(self, **params)
47 columns.append(Column('public_id', Integer, primary_key=True))
48 columns.append(Column('path', String(2048), nullable=False))
49 columns.append(Column('active', Boolean, nullable=False, default=True))
50 self.public = Table('public', metadata, *columns, mysql_engine='InnoDB', sqlite_autoincrement=True)
51 # place an index on path
52 Index('idx_public_path', self.public.c.path, unique=True)
53 metadata.create_all(self.engine)
55 def public_set(self, path):
56 s = select([self.public.c.public_id])
57 s = s.where(self.public.c.path == path)
58 r = self.conn.execute(s)
62 s = self.public.update().where(self.public.c.public_id == row[0])
63 s = s.values(active=True)
65 s = self.public.insert()
66 s = s.values(path=path, active=True)
67 r = self.conn.execute(s)
70 def public_unset(self, path):
71 s = self.public.update()
72 s = s.where(self.public.c.path == path)
73 s = s.values(active=False)
74 r = self.conn.execute(s)
77 def public_unset_bulk(self, paths):
78 s = self.public.update()
79 s = s.where(self.public.c.path.in_(paths))
80 s = s.values(active=False)
81 r = self.conn.execute(s)
84 def public_get(self, path):
85 s = select([self.public.c.public_id])
86 s = s.where(and_(self.public.c.path == path,
87 self.public.c.active == True))
88 r = self.conn.execute(s)
95 def public_list(self, prefix):
96 s = select([self.public.c.path, self.public.c.public_id])
97 s = s.where(self.public.c.path.like(self.escape_like(prefix) + '%', escape='\\'))
98 s = s.where(self.public.c.active == True)
99 r = self.conn.execute(s)
104 def public_path(self, public):
105 s = select([self.public.c.path])
106 s = s.where(and_(self.public.c.public_id == public,
107 self.public.c.active == True))
108 r = self.conn.execute(s)