18 lines
557 B
Ruby
18 lines
557 B
Ruby
class Avatar < ActiveRecord::Base
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self.abstract_class = true
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MAX_AVATAR_SIZE = 5.megabyte
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AVATAR_SIZES = {micro: 16, small: 30, medium: 40, big: 81}
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AVATAR_SIZES_HASH = {}.tap do |styles|
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AVATAR_SIZES.each do |name, size|
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styles[name] = { geometry: "#{size}x#{size}#", format: :jpg, convert_options: '-strip -background white -flatten -quality 70'}
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end
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end
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has_attached_file :avatar, styles: AVATAR_SIZES_HASH
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validates_inclusion_of :avatar_file_size, in: (0..MAX_AVATAR_SIZE), allow_nil: true
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attr_accessible :avatar
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end
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