Class: Gummi::DbLayer::Fields::SanitizedString

Inherits:
Virtus::Attribute
  • Object
show all
Defined in:
lib/gummi/db_layer/fields/sanitized_string.rb

Instance Method Summary collapse

Instance Method Details

#coerce(value) ⇒ Object 



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# File 'lib/gummi/db_layer/fields/sanitized_string.rb', line 6

def coerce(value)
  return nil if value.blank?
  sanitize_string_for_query(value.to_s)
end

#mapping ⇒ Object 



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# File 'lib/gummi/db_layer/fields/sanitized_string.rb', line 11

def mapping
  { type: 'string' }
end

#sanitize_string_for_query(str) ⇒ Object 



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# File 'lib/gummi/db_layer/fields/sanitized_string.rb', line 15

def sanitize_string_for_query(str)
  # Escape special characters
  escaped_characters = Regexp.escape('\/\\+-&|!(){}[]^~*?:')
  str = str.gsub(/([#{escaped_characters}])/) do |match|
    '\\'+match
  end

  # Escape odd quotes
  quote_count = str.count '"'
  str = str.gsub(/(.*)"(.*)/, '\1\"\3') if quote_count % 2 == 1
  str
end