Class: UrlValidator

Inherits:
ActiveModel::EachValidator
  • Object
show all
Defined in:
lib/url_validator.rb,
lib/url_validator/engine.rb,
lib/url_validator/version.rb

Defined Under Namespace

Classes: Engine

Constant Summary collapse

VERSION = 
'0.0.2'

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.default_options ⇒ Object 



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# File 'lib/url_validator.rb', line 15

def default_options
  { scheme: nil, allow_no_scheme: false }
end

.valid?(value, options = {}) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/url_validator.rb', line 3

def valid?(value, options = {})
  options = default_options.merge(options)
  uri = URI.parse(value)
  if uri.scheme.nil?
    !!options[:allow_no_scheme]
  else
    options[:scheme] ? options[:scheme].include?(uri.scheme) : true
  end
rescue URI::Error
  false
end

Instance Method Details

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/url_validator.rb', line 20

def validate_each(record, attribute, value)
  unless self.class.valid?(value, options)
    record.errors.add(attribute, options[:message] || :invalid_url)
  end
end