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- def number_to_human_size(number)
- return nil if number.nil?
- storage_units_format = '%n %u'
- if number.to_i < 1024
- unit = number > 1 ? 'Bytes' : 'Byte'
- return storage_units_format.gsub(/%n/, number.to_i.to_s).gsub(/%u/, unit)
- else
- max_exp = STORAGE_UNITS.size - 1
- number = Float(number)
- exponent = (Math.log(number) / Math.log(1024)).to_i # Convert to base 1024
- exponent = max_exp if exponent > max_exp # we need this to avoid overflow for the highest unit
- number /= 1024 ** exponent
- unit = %w(Byte KB MB GB TB)[exponent]
- return storage_units_format.gsub(/%n/, number).gsub(/%u/, unit)
- end
- end
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