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20 lines
559 B
20 lines
559 B
# frozen_string_literal: true |
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class PreviewCard < ApplicationRecord |
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IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze |
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belongs_to :status |
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has_attached_file :image, styles: { original: '120x120#' }, convert_options: { all: '-quality 80 -strip' } |
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validates :url, presence: true |
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validates_attachment_content_type :image, content_type: IMAGE_MIME_TYPES |
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validates_attachment_size :image, less_than: 1.megabytes |
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def save_with_optional_image! |
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save! |
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rescue ActiveRecord::RecordInvalid |
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self.image = nil |
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save! |
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end |
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end
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