84 lines
1.8 KiB
Ruby
84 lines
1.8 KiB
Ruby
class Advertisement < ActiveRecord::Base
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validates_inclusion_of :ad_type, :in => %w(horizontal vertical)
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has_many :hits, :class_name => "AdvertisementHit"
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after_create :copy_to_servers
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after_destroy :delete_from_servers
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def copy_to_servers
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RemoteFileManager.new(image_path).distribute
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end
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def delete_from_servers
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RemoteFileManager.new(image_path).delete
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end
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def hit!(ip_addr)
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hits.create(:ip_addr => ip_addr)
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end
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def hit_sum(start_date, end_date)
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hits.where(["created_at BETWEEN ? AND ?", start_date, end_date]).count
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end
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def unique_identifier
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@unique_identifier ||= ("%.0f" % (Time.now.to_f * 1_000))
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end
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def image_url
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"/images/advertisements/#{file_name}"
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end
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def image_path
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"#{Rails.root}/public/images/advertisements/#{file_name}"
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end
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def file
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nil
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end
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def file=(f)
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if f.size > 0
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self.file_name = unique_identifier + File.extname(f.original_filename)
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if f.local_path
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FileUtils.cp(f.local_path, image_path)
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else
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File.open(image_path, 'wb') {|nf| nf.write(f.read)}
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end
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File.chmod(0644, image_path)
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image_size = ImageSize.new(File.open(image_path, "rb"))
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self.width = image_size.get_width
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self.height = image_size.get_height
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if width > height
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self.ad_type = "horizontal"
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else
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self.ad_type = "vertical"
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end
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end
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end
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def preview_width
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if width > 100 || height > 100
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if width < height
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ratio = 100.0 / height
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return (width * ratio).to_i
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else
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return 100
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end
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end
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end
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def preview_height
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if width > 100 || height > 100
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if height < width
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ratio = 100.0 / width
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return (height * ratio).to_i
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else
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return 100
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end
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end
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end
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end
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