Class: DocPDF::Adapters::Converters::Rmagick

Inherits:
Base
  • Object
show all
Defined in:
lib/docpdf/adapters/converters/rmagick.rb

Constant Summary collapse

MIME_TYPES = 
%w[image/jpeg image/png image/heic image/heif image/webp].freeze

Class Method Summary collapse

Class Method Details

.convert(data, filename) ⇒ Object 



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# File 'lib/docpdf/adapters/converters/rmagick.rb', line 11

def convert(data, filename)
  img = nil
  Tempfile.create(["docpdf", File.extname(filename || ".tmp")]) do |tempfile|
    tempfile.binmode
    tempfile.write(data)
    tempfile.rewind

    img = Magick::Image.read(tempfile.path).first
    img.to_blob { |attrs| attrs.format = "PDF" }
  end
rescue Magick::ImageMagickError => e
  raise ConversionError, "RMagick failed to convert #{filename || 'image'} to PDF: #{e.message}"
ensure
  img&.destroy!
end