Class: Ucode::Audit::Extractors::Licensing

Inherits:
Base
  • Object
show all
Defined in:
lib/ucode/audit/extractors/licensing.rb

Overview

Licensing + embedding permissions + vendor provenance.

Returned fields:

licensing: Models::Audit::Licensing instance, or nil for Type 1

Type 1 fonts have no OS/2 table; their licensing is nil. WOFF/ WOFF2 carry the same OS/2 + name tables as TTF/OTF and need no special handling.

Instance Method Summary collapse

Instance Method Details

#extract(context) ⇒ Hash{Symbol=>Object}

Parameters:

Returns:

  • (Hash{Symbol=>Object}) 


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# File 'lib/ucode/audit/extractors/licensing.rb', line 33

def extract(context)
  font = context.font
  return { licensing: nil } unless sfnt?(font)

  os2 = table(font, "OS/2")
  name = table(font, "name")

  {
    licensing: Models::Audit::Licensing.new(
      **name_fields(name),
      vendor_id: sanitized_vendor_id(os2),
      embedding_type: Models::Audit::EmbeddingType.decode(os2&.fs_type&.to_i),
      fs_selection_flags: Models::Audit::FsSelectionFlags.decode(os2&.fs_selection&.to_i),
    ),
  }
end