Class: ExifExtractor

Inherits:
Object
  • Object
show all
Includes:
Methadone::CLILogging
Defined in:
lib/filentory/exifextractor.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.handles?(file_extension) ⇒ Boolean

Check if ExifExtractor handles the file extension. Example: ExifExtractor.handles? “.jpg” => returns true

Returns:

  • (Boolean) 


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# File 'lib/filentory/exifextractor.rb', line 25

def self.handles?(file_extension)
  [".jpg", ".jpeg", ".tiff"].include? file_extension
end

Instance Method Details

#metadata_for_file(file_path) ⇒ Object

Extracts the metadata of a file at a given path in the file system.



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# File 'lib/filentory/exifextractor.rb', line 8

def metadata_for_file(file_path)
  img = EXIFR::JPEG.new(file_path)

  xmpValues = Hash.new

  extract_xmp_meta_data(img, xmpValues)
  extract_exif_main_meta_data(img, xmpValues)       
  extract_gps_infos(img, xmpValues)

  xmpValues.delete_if { |k, v| v.nil? || v.to_s.empty?}
rescue => error
  puts "metadata_for_file #{file_path} failed: #{error}"
  Hash.new
end