Module: Formeze::InstanceMethods

Defined in:
lib/formeze.rb

Instance Method Summary collapse

Instance Method Details

#add_error(field, message) ⇒ Object 



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# File 'lib/formeze.rb', line 282

def add_error(field, message)
  error = ValidationError.new("#{field.label} #{message}")

  errors << error

  field_errors[field.name] << error
end

#errors ⇒ Object 



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# File 'lib/formeze.rb', line 298

def errors
  @errors ||= []
end

#errors? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/formeze.rb', line 294

def errors?
  errors.size > 0
end

#errors_on(field_name) ⇒ Object 



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# File 'lib/formeze.rb', line 306

def errors_on(field_name)
  field_errors[field_name]
end

#errors_on?(field_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/formeze.rb', line 302

def errors_on?(field_name)
  field_errors[field_name].size > 0
end

#fill(object) ⇒ Object 



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# File 'lib/formeze.rb', line 230

def fill(object)
  self.class.fields.each do |field|
    if Hash === object && object.has_key?(field.name)
      send(:"#{field.name}=", object[field.name])
    elsif object.respond_to?(field.name)
      send(:"#{field.name}=", object.send(field.name))
    end
  end

  return self
end

#parse(encoded_form_data) ⇒ Object 



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# File 'lib/formeze.rb', line 242

def parse(encoded_form_data)
  form_data = CGI.parse(encoded_form_data)

  self.class.fields.each do |field|
    next unless field_defined?(field)

    unless form_data.has_key?(field.key)
      next if field.multiple? || !field.key_required?

      raise KeyError, "missing form key: #{field.key}"
    end

    values = form_data.delete(field.key)

    if values.length > 1
      raise ValueError unless field.multiple?
    end

    values.each do |value|
      field.validate(value, self)
    end
  end

  if defined?(Rails)
    %w(utf8 authenticity_token).each do |key|
      form_data.delete(key)
    end
  end

  unless form_data.empty?
    raise KeyError, "unexpected form keys: #{form_data.keys.sort.join(', ')}"
  end

  self.class.validations.each do |validation|
    validation.validate(self)
  end

  return self
end

#to_h ⇒ Object Also known as: to_hash 



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# File 'lib/formeze.rb', line 310

def to_h
  self.class.fields.inject({}) do |hash, field|
    hash[field.name] = send(field.name)
    hash
  end
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/formeze.rb', line 290

def valid?
  errors.empty?
end