34 lines
967 B
Ruby
34 lines
967 B
Ruby
# frozen_string_literal: true
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module Paperclip
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class ImgConverter < Paperclip::Processor
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def initialize(file, options = {}, attachment = nil)
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super
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@current_format = File.extname(@file.path)
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@basename = File.basename(@file.path, @current_format)
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end
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def make
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dst_format, dst_content_type = opaque? ? ['jpg', 'image/jpeg'] : ['png', 'image/png']
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dst_name = "#{@basename}.#{dst_format}"
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attachment.instance.file_file_name = dst_name
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attachment.instance.file_content_type = dst_content_type
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options[:format] = dst_format
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options[:content_type] = dst_content_type
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dst = Paperclip::TempfileFactory.new.generate(dst_name)
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convert(':src :dst', src: File.expand_path(@file.path), dst: File.expand_path(dst.path))
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dst
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end
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private
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def opaque?
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identify('-format "%[opaque]" :src', src: File.expand_path(@file.path)).strip.downcase == 'true'
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end
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end
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end
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