floof/model/art.py

   1 #
   2 #   floof/floof/model/art.py
   3 #
   4 #   Copyright (c) 2009 Scribblr
   5 #
   6
   7 from elixir import *
   8 import elixir
   9
  10 from pylons import config
  11
  12 from floof.lib.file_storage import get_path, save_file
  13 from floof.lib.dbhelpers import find_or_create, update_or_create
  14 from floof.model.users import User
  15
  16
  17 class Art(Entity):
  18     title = Field(Unicode(120))
  19     original_filename = Field(Unicode(120))
  20     hash = Field(Unicode(40), unique=True, required=True)
  21     mimetype = Field(Unicode(32), required=True)
  22
  23     uploader = ManyToOne('User', required=True)
  24     tags = OneToMany('Tag')
  25     discussion = ManyToOne('Discussion')
  26
  27     art_users = OneToMany('ArtUser')
  28
  29     @property
  30     def file_path(self):
  31         return get_path("art", self.hash)
  32
  33     # Associated users
  34     # XXX ok these could stand to do the filtering sql-side
  35     @property
  36     def artists(self):
  37         return (au.user for au in self.art_users if au.type == ArtUserType.BY)
  38
  39     @property
  40     def recipients(self):
  41         return (au.user for au in self.art_users if au.type == ArtUserType.FOR)
  42
  43     @property
  44     def participants(self):
  45         return (au.user for au in self.art_users if au.type == ArtUserType.OF)
  46
  47 class ArtUserType(object):
  48     BY = 1
  49     FOR = 2
  50     OF = 3
  51
  52 class ArtUser(Entity):
  53     art = ManyToOne('Art', required=True)
  54     user = ManyToOne('User', required=True)
  55     type = Field(Integer, required=True)  # ArtUserType
  56
  57     # TODO: admin log ought to remember who confirmed the relation.
  58     #       (tag history will remember who proposed it)