engine/lib/locomotive/carrierwave/asset.rb

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2011-06-08 14:34:37 +00:00
module Locomotive
module CarrierWave
module Uploader
module Asset
extend ActiveSupport::Concern
included do
process :set_content_type
process :set_size
process :set_width_and_height
end
module ClassMethods
def content_types
{
:image => ['image/jpeg', 'image/pjpeg', 'image/gif', 'image/png', 'image/x-png', 'image/jpg', 'image/x-icon'],
:media => [/^video/, 'application/x-shockwave-flash', 'application/x-swf', /^audio/, 'application/ogg', 'application/x-mp3'],
:pdf => ['application/pdf', 'application/x-pdf'],
:stylesheet => ['text/css'],
:javascript => ['text/javascript', 'text/js', 'application/x-javascript', 'application/javascript'],
:font => ['application/x-font-ttf', 'application/vnd.ms-fontobject', 'image/svg+xml', 'application/x-woff']
}
end
end
module InstanceMethods
def set_content_type(*args)
value = :other
content_type = file.content_type == 'application/octet-stream' ? File.mime_type?(original_filename) : file.content_type
self.class.content_types.each_pair do |type, rules|
rules.each do |rule|
case rule
when String then value = type if content_type == rule
when Regexp then value = type if (content_type =~ rule) == 0
end
end
end
model.content_type = value
end
def set_size(*args)
model.size = file.size
end
def set_width_and_height
if model.image?
magick = ::Magick::Image.read(current_path).first
model.width, model.height = magick.columns, magick.rows
end
end
def image?(file)
model.image?
end
end
end
end
end
end