1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
class Author < ActiveRecord::Base
has_many :posts, :accessible => true
has_many :posts_with_comments, :include => :comments, :class_name => "Post"
has_many :posts_with_comments_sorted_by_comment_id, :include => :comments, :class_name => "Post", :order => 'comments.id'
has_many :posts_with_categories, :include => :categories, :class_name => "Post"
has_many :posts_with_comments_and_categories, :include => [ :comments, :categories ], :order => "posts.id", :class_name => "Post"
has_many :posts_containing_the_letter_a, :class_name => "Post"
has_many :posts_with_extension, :class_name => "Post" do #, :extend => ProxyTestExtension
def testing_proxy_owner
proxy_owner
end
def testing_proxy_reflection
proxy_reflection
end
def testing_proxy_target
proxy_target
end
end
has_many :comments, :through => :posts
has_many :comments_containing_the_letter_e, :through => :posts, :source => :comments
has_many :comments_with_order_and_conditions, :through => :posts, :source => :comments, :order => 'comments.body', :conditions => "comments.body like 'Thank%'"
has_many :comments_with_include, :through => :posts, :source => :comments, :include => :post
has_many :comments_desc, :through => :posts, :source => :comments, :order => 'comments.id DESC'
has_many :limited_comments, :through => :posts, :source => :comments, :limit => 1
has_many :funky_comments, :through => :posts, :source => :comments
has_many :ordered_uniq_comments, :through => :posts, :source => :comments, :uniq => true, :order => 'comments.id'
has_many :ordered_uniq_comments_desc, :through => :posts, :source => :comments, :uniq => true, :order => 'comments.id DESC'
has_many :readonly_comments, :through => :posts, :source => :comments, :readonly => true
has_many :special_posts
has_many :special_post_comments, :through => :special_posts, :source => :comments
has_many :special_nonexistant_posts, :class_name => "SpecialPost", :conditions => "posts.body = 'nonexistant'"
has_many :special_nonexistant_post_comments, :through => :special_nonexistant_posts, :source => :comments, :conditions => "comments.post_id = 0"
has_many :nonexistant_comments, :through => :posts
has_many :hello_posts, :class_name => "Post", :conditions => "posts.body = 'hello'"
has_many :hello_post_comments, :through => :hello_posts, :source => :comments
has_many :posts_with_no_comments, :class_name => 'Post', :conditions => 'comments.id is null', :include => :comments
has_many :hello_posts_with_hash_conditions, :class_name => "Post",
:conditions => {:body => 'hello'}
has_many :hello_post_comments_with_hash_conditions, :through =>
:hello_posts_with_hash_conditions, :source => :comments
has_many :other_posts, :class_name => "Post"
has_many :posts_with_callbacks, :class_name => "Post", :before_add => :log_before_adding,
:after_add => :log_after_adding,
:before_remove => :log_before_removing,
:after_remove => :log_after_removing
has_many :posts_with_proc_callbacks, :class_name => "Post",
:before_add => Proc.new {|o, r| o.post_log << "before_adding#{r.id || '<new>'}"},
:after_add => Proc.new {|o, r| o.post_log << "after_adding#{r.id || '<new>'}"},
:before_remove => Proc.new {|o, r| o.post_log << "before_removing#{r.id}"},
:after_remove => Proc.new {|o, r| o.post_log << "after_removing#{r.id}"}
has_many :posts_with_multiple_callbacks, :class_name => "Post",
:before_add => [:log_before_adding, Proc.new {|o, r| o.post_log << "before_adding_proc#{r.id || '<new>'}"}],
:after_add => [:log_after_adding, Proc.new {|o, r| o.post_log << "after_adding_proc#{r.id || '<new>'}"}]
has_many :unchangable_posts, :class_name => "Post", :before_add => :raise_exception, :after_add => :log_after_adding
has_many :categorizations
has_many :categories, :through => :categorizations
has_many :categories_like_general, :through => :categorizations, :source => :category, :class_name => 'Category', :conditions => { :name => 'General' }
has_many :categorized_posts, :through => :categorizations, :source => :post
has_many :unique_categorized_posts, :through => :categorizations, :source => :post, :uniq => true
has_many :nothings, :through => :kateggorisatons, :class_name => 'Category'
has_many :author_favorites
has_many :favorite_authors, :through => :author_favorites, :order => 'name'
has_many :tagging, :through => :posts # through polymorphic has_one
has_many :taggings, :through => :posts, :source => :taggings # through polymorphic has_many
has_many :tags, :through => :posts # through has_many :through
has_many :post_categories, :through => :posts, :source => :categories
belongs_to :author_address, :dependent => :destroy
belongs_to :author_address_extra, :dependent => :delete, :class_name => "AuthorAddress"
attr_accessor :post_log
def after_initialize
@post_log = []
end
def label
"#{id}-#{name}"
end
private
def log_before_adding(object)
@post_log << "before_adding#{object.id || '<new>'}"
end
def log_after_adding(object)
@post_log << "after_adding#{object.id}"
end
def log_before_removing(object)
@post_log << "before_removing#{object.id}"
end
def log_after_removing(object)
@post_log << "after_removing#{object.id}"
end
def raise_exception(object)
raise Exception.new("You can't add a post")
end
end
class AuthorAddress < ActiveRecord::Base
has_one :author
def self.destroyed_author_address_ids
@destroyed_author_address_ids ||= Hash.new { |h,k| h[k] = [] }
end
before_destroy do |author_address|
if author_address.author
AuthorAddress.destroyed_author_address_ids[author_address.author.id] << author_address.id
end
true
end
end
class AuthorFavorite < ActiveRecord::Base
belongs_to :author
belongs_to :favorite_author, :class_name => "Author"
end
|
