category.rb
3.78 KB
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
class Category < ActiveRecord::Base
attr_accessible :name, :parent_id, :display_color, :display_in_menu, :image_builder, :environment, :parent
SEARCHABLE_FIELDS = {
:name => {:label => _('Name'), :weight => 10},
:acronym => {:label => _('Acronym'), :weight => 5},
:abbreviation => {:label => _('Abbreviation'), :weight => 5},
:slug => {:label => _('Slug'), :weight => 1},
}
validates_exclusion_of :slug, :in => [ 'index' ], :message => N_('{fn} cannot be like that.').fix_i18n
validates_presence_of :name, :environment_id
validates_uniqueness_of :slug,:scope => [ :environment_id, :parent_id ], :message => N_('{fn} is already being used by another category.').fix_i18n
belongs_to :environment
# Finds all top level categories for a given environment.
scope :top_level_for, lambda { |environment|
{:conditions => ['parent_id is null and environment_id = ?', environment.id ]}
}
scope :on_level, lambda { |parent| {:conditions => {:parent_id => parent}} }
acts_as_filesystem
has_many :article_categorizations
has_many :articles, :through => :article_categorizations
has_many :comments, :through => :articles
has_many :events, :through => :article_categorizations, :class_name => 'Event', :source => :article
has_many :profile_categorizations
has_many :profiles, :through => :profile_categorizations, :source => :profile
has_many :enterprises, :through => :profile_categorizations, :source => :profile, :class_name => 'Enterprise'
has_many :people, :through => :profile_categorizations, :source => :profile, :class_name => 'Person'
has_many :communities, :through => :profile_categorizations, :source => :profile, :class_name => 'Community'
has_many :products, :through => :enterprises
acts_as_having_image
before_save :normalize_display_color
def normalize_display_color
display_color.gsub!('#', '') if display_color
display_color = nil if display_color.blank?
end
scope :from_types, lambda { |types|
types.select{ |t| t.blank? }.empty? ?
{ :conditions => { :type => types } } :
{ :conditions => [ "type IN (?) OR type IS NULL", types.reject{ |t| t.blank? } ] }
}
def recent_people(limit = 10)
self.people.paginate(:order => 'created_at DESC, id DESC', :page => 1, :per_page => limit)
end
def recent_enterprises(limit = 10)
self.enterprises.paginate(:order => 'created_at DESC, id DESC', :page => 1, :per_page => limit)
end
def recent_communities(limit = 10)
self.communities.paginate(:order => 'created_at DESC, id DESC', :page => 1, :per_page => limit)
end
def recent_products(limit = 10)
self.products.paginate(:order => 'created_at DESC, id DESC', :page => 1, :per_page => limit)
end
def recent_articles(limit = 10)
self.articles.recent(limit)
end
def recent_comments(limit = 10)
comments.paginate(:order => 'created_at DESC, comments.id DESC', :page => 1, :per_page => limit)
end
def most_commented_articles(limit = 10)
self.articles.most_commented(limit)
end
def upcoming_events(limit = 10)
self.events.paginate(:conditions => [ 'start_date >= ?', Date.today ], :order => 'start_date', :page => 1, :per_page => limit)
end
def display_in_menu?
display_in_menu
end
def children_for_menu
results = []
pending = children.find(:all, :conditions => { :display_in_menu => true})
while !pending.empty?
cat = pending.shift
results << cat
pending += cat.children.find(:all, :conditions => { :display_in_menu => true} )
end
results
end
def is_leaf_displayable_in_menu?
return false if self.display_in_menu == false
self.children.find(:all, :conditions => {:display_in_menu => true}).empty?
end
def with_color
if display_color.blank?
parent.nil? ? nil : parent.with_color
else
self
end
end
end