orbit-basic/app/models/design.rb

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class Design
include Mongoid::Document
include Mongoid::Timestamps
field :title
field :author
field :intro
field :version
validates_presence_of :title
validates_presence_of :author
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embeds_one :layout,:class_name=>Layout
mount_uploader :structure_css, DesignFileUploader
embeds_many :themes
embeds_many :javascripts
embeds_many :images
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after_save :procs_embedded_objects
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after_destroy :del_embedded_objects
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def layout=(*attrs)
self.files = (attrs << 'layout')
end
def javascripts=(*attrs)
self.files = (attrs << 'javascripts')
end
def themes=(*attrs)
self.files = (attrs << 'themes')
end
def images=(*attrs)
self.files = (attrs << 'images')
end
# Update or create the attribute_model records
def files=(attrs)
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case attrs.last
when 'layout'
files = self.layout.build
else
files = eval(attrs.last)
end
attrs[0].each do |a|
if(a[:id]=='' && !a[:file].nil? )
if(a[:file]!='')
files.build(:file => a[:file], :to_save => true)
end
else
files.each do |file|
if file.id.to_s == a[:id]
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file.to_destroy = a[:to_destroy]
end
end
end
end
end
protected
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def del_embedded_objects
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[self.layout,self.themes, self.javascripts, self.images].each do |objects|
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objects.each do |object|
object.destroy
end
end
end
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def procs_embedded_objects
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[self.layout,self.themes, self.javascripts, self.images].each do |objects|
objects.each do |object|
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if object.file.blank?
object.to_save = false
end
if object.to_save
object.to_save = false
object.save
end
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if object.to_destroy
object.destroy
end
end
end
end
end