metamaps--metamaps/app/models/metacode.rb

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class Metacode < ActiveRecord::Base
has_many :in_metacode_sets
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has_many :metacode_sets, :through => :in_metacode_sets
has_many :topics
# This method associates the attribute ":aws_icon" with a file attachment
has_attached_file :aws_icon, :styles => {
:ninetysix => ['96x96#', :png],
},
:default_url => 'https://s3.amazonaws.com/metamaps-assets/metacodes/generics/96px/gen_wildcard.png'
# Validate the attached icon is image/jpg, image/png, etc
validates_attachment_content_type :aws_icon, :content_type => /\Aimage\/.*\Z/
validate :aws_xor_manual_icon
validate :manual_icon_https
before_create do
self.manual_icon = nil if self.manual_icon == ""
end
def icon(*args)
if manual_icon.present?
manual_icon
else
aws_icon(*args)
end
end
def as_json(options={})
default = super(options)
default[:icon] = icon
default.except('aws_icon_file_name', 'aws_icon_content_type', 'aws_icon_file_size', 'aws_icon_updated_at', 'manual_icon')
end
def hasSelected(user)
return true if user.settings.metacodes.include? self.id.to_s
return false
end
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def inMetacodeSet(metacode_set)
return true if self.metacode_sets.include? metacode_set
return false
end
private
def aws_xor_manual_icon
if aws_icon.blank? && manual_icon.blank?
errors.add(:base, "Either aws_icon or manual_icon is required")
end
if aws_icon.present? && manual_icon.present?
errors.add(:base, "Specify aws_icon or manual_icon, not both")
end
end
def manual_icon_https
if manual_icon.present?
unless manual_icon.starts_with? 'https'
errors.add(:base, "Manual icon must begin with https")
end
end
end
end