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44 lines
1015 B
44 lines
1015 B
# frozen_string_literal: true |
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# == Schema Information |
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# |
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# Table name: site_uploads |
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# |
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# id :integer not null, primary key |
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# var :string default(""), not null |
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# file_file_name :string |
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# file_content_type :string |
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# file_file_size :integer |
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# file_updated_at :datetime |
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# meta :json |
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# created_at :datetime not null |
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# updated_at :datetime not null |
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# |
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class SiteUpload < ApplicationRecord |
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has_attached_file :file |
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validates_attachment_content_type :file, content_type: /\Aimage\/.*\z/ |
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validates :var, presence: true, uniqueness: true |
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before_save :set_meta |
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after_commit :clear_cache |
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def cache_key |
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"site_uploads/#{var}" |
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end |
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private |
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def set_meta |
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tempfile = file.queued_for_write[:original] |
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return if tempfile.nil? |
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width, height = FastImage.size(tempfile.path) |
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self.meta = { width: width, height: height } |
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end |
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def clear_cache |
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Rails.cache.delete(cache_key) |
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end |
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end
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