product.rb
2.37 KB
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class Product < ActiveRecord::Base
belongs_to :enterprise
belongs_to :product_category
has_many :product_categorizations
validates_presence_of :name
validates_uniqueness_of :name, :scope => :enterprise_id
validates_numericality_of :price, :allow_nil => true
after_update :save_image
before_create do |p|
if p.enterprise
p['lat'] = p.enterprise.lat
p['lng'] = p.enterprise.lng
end
end
after_save do |p|
p.enterprise.product_updated if p.enterprise
end
after_save do |p|
if (p.product_category && !ProductCategorization.find(:first, :conditions => {:category_id => p.product_category.id, :product_id => p.id})) || (!p.product_category)
ProductCategorization.remove_all_for(p)
if p.product_category
ProductCategorization.add_category_to_product(p.product_category, p)
end
end
end
acts_as_searchable :fields => [ :name, :description, :category_full_name ]
xss_terminate :only => [ :name, :description ]
acts_as_mappable
def category_full_name
product_category ? product_category.full_name.split('/') : nil
end
acts_as_having_image
def save_image
image.save if image
end
def category_name
product_category ? product_category.name : _('Uncategorized product')
end
def self.recent(limit = nil)
self.find(:all, :order => 'id desc', :limit => limit)
end
def enterprise_updated(e)
self.lat = e.lat
self.lng = e.lng
save!
end
def url
enterprise.public_profile_url.merge(:controller => 'catalog', :action => 'show', :id => id)
end
def public?
enterprise.public_profile
end
def price=(value)
if value.is_a?(String)
super(currency_to_float(value))
else
super(value)
end
end
def currency_to_float( num )
if num.count('.') == 1 && num.count(',') == 0
# number like "12.34"
return num.to_f
end
if num.count('.') == 0 && num.count(',') == 1
# number like "12,34"
return num.tr(',','.').to_f
end
if num.count('.') > 0 && num.count(',') > 0
# number like "12.345.678,90" or "12,345,678.90"
dec_sep = num.tr('0-9','')[-1].chr
return num.tr('^0-9'+dec_sep,'').tr(dec_sep,'.').to_f
end
# if you are here is because there is only one
# separator and this appears 2 times or more.
# number like "12.345.678" or "12,345,678"
return num.tr(',.','').to_f
end
end