64 lines
1.9 KiB
Ruby
64 lines
1.9 KiB
Ruby
class Screenshot < ActiveRecord::Base
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belongs_to :package, :inverse_of=>:screenshots
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default_scope {
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order('uploaddatetime DESC')
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}
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has_attached_file :image,
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styles: { :large => '800x600>', :thumb => '160x120>' },
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default_url: '/images/dummy/no-screenshots-available.svg',
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path: ':rails_root/public/screenshots/:id_partition/:style.png',
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url: '/screenshots/:id_partition/:style.png'
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validates_attachment_content_type :image, :content_type => 'image/png'
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validates_with AttachmentSizeValidator, :attributes => :image, :less_than => 5.megabytes
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validate :validate_image_is_unique
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# Validator that checks if the image has already been uploaded.
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# A generic uniqueness validator does not work because it would attribute
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# the error to the :image_fingerprint field and not the actual :image field.
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def validate_image_is_unique
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# Look for images with the same checksum / image_fingerprint
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if Screenshot.find_by(image_fingerprint: image_fingerprint)
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errors.add(:image, "has already been uploaded")
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end
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end
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# Return caption for full-screen screenshots.
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# Takes the description of a screenshot if available.
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# Otherwise it falls back to the general description of its package.
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def caption
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if self.description != ''
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self.description
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else
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self.package.description
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end
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end
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def uploader
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# TODO: Implement the ownership of images
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'Anonymous'
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end
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# Return Debshots 1.x path to allow migration of images into Paperclip filesystem schema
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def image_url(size)
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"live/screenshots/approved/#{self.package.name[0]}/#{self.package.name}/#{self.id}_#{size}.png"
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end
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def status
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text = 'This image '
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if self.approved
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text << 'is public'
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else
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text << 'has to be moderated before being publicly visible'
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end
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if self.markedfordelete
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text << ' (and was requested to be removed)'
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end
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return text
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end
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end
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