floof/model/users.py

   1 #
   2 #   floof/floof/model/users.py
   3 #
   4 #   Copyright (c) 2009 Scribblr
   5 #
   6
   7 import re
   8
   9 from elixir import *
  10
  11 from search import GalleryWidget
  12
  13 class User(Entity):
  14     name = Field(Unicode(20), unique=True, required=True)
  15     display_name = Field(Unicode(20), required=True)
  16     uploads = OneToMany('Art')
  17     has_many('identity_urls', of_kind='IdentityURL')
  18     searches = OneToMany('SavedSearch')
  19     # galleries = OneToMany('GalleryWidget')
  20     pages = OneToMany('UserPage', inverse="owner")
  21     primary_page = OneToOne('UserPage', inverse="owner")
  22     relationships = OneToMany('UserRelationship', inverse='user')
  23     target_of_relationships = OneToMany('UserRelationship', inverse='target_user')
  24
  25     @classmethod
  26     def is_valid_name(cls, name):
  27         """Returns True iff the name is a valid username.
  28
  29         Only lowercase letters, numbers, and hyphens are allowed.
  30
  31         Names must also be at least one character long, but no more than 20,
  32         and cannot start or end with a hyphen.
  33         """
  34         return re.match('^[-a-z0-9]{1,20}$', name) \
  35                and name[0] != '-' and name[-1] != '-'
  36
  37
  38     def __unicode__(self):
  39         return self.name
  40
  41     def __str__(self):
  42         return self.name
  43
  44     def __init__(self, **kwargs):
  45         super(User, self).__init__(**kwargs)
  46
  47
  48
  49         # TODO: have this clone a standard starter page
  50         self.primary_page = UserPage(owner=self, title="default", visible=True)
  51         prepositions = ['by','for','of']
  52         for preposition in prepositions:
  53             GalleryWidget(page=self.primary_page, string=preposition+":me", owner=self)
  54
  55         #UserPage.clone_primary_template(self)
  56
  57
  58 class IdentityURL(Entity):
  59     url = Field(Unicode(255), required=True)
  60     user = ManyToOne('User', required=True)
  61
  62
  63 from copy import copy
  64 class UserPage(Entity):
  65     default_name = "default"
  66
  67     ### This was a bit more complex than I thought it would be...
  68     ### Sure it probably works ok, but I'd rather duct-tape it for now (above)
  69     # @classmethod
  70     # def get_primary_template(cls):
  71     #     return cls.get_by(owner=None, title=cls.default_name)
  72     #
  73     # @classmethod
  74     # def make_primary_template(cls):
  75     #     if not cls.get_primary_template():
  76     #         page = cls(owner=None, title=cls.default_name, visible=True)
  77     #         prepositions = ['by','for','of']
  78     #         for preposition in prepositions:
  79     #             GalleryWidget(page=page, string=preposition+":me")
  80     #
  81     # @classmethod
  82     # def clone_primary_template(cls, user):
  83     #     template = cls.get_primary_template()
  84     #     new = cls(owner=user, title=template.title)
  85     #     for gallery in template.galleries:
  86     #         new.galleries.append(GalleryWidget(user=user, string=gallery.string))
  87     #
  88     #
  89     #     session.add(template)
  90     #     template.user = user
  91     #     template.id = None
  92     #     return template
  93
  94     """A user can have multiple pages, though by default they only have one visible.
  95     This is so that they can keep some nice themed pages lying around for special occasions.
  96     Page templates that provide familiar interfaces will also be UserPage records.  Users will
  97     see a panel full of them, and they can choose to clone those template pages to their own page list.
  98     If more than one is set to visible, there would be tabs.  The primary page is indicated in the user model.
  99     """
 100
 101     owner = ManyToOne('User', inverse="pages")
 102     title = Field(String)
 103
 104     visible = Field(Boolean)
 105     galleries = OneToMany('GalleryWidget')
 106
 107
 108 class UserRelationshipTypes(object):
 109     IS_WATCHING = 1
 110
 111 class UserRelationship(Entity):
 112     """Represents some sort of connection between users.
 113
 114     For the moment, this means "watching".  Later, it may mean friending or
 115     ignoring.
 116
 117     XXX: Watching should be made more general than this; it should have the
 118     power of an arbitrary query per watched artist without being unintelligible
 119     to users.
 120     """
 121
 122     user = ManyToOne('User', required=True)
 123     target_user = ManyToOne('User', required=True)
 124     type = Field(Integer)  # UserRelationshipTypes above
 125