Module: ActionView::Helpers::FormOptionsHelper

Defined in:
lib/language-select.rb

Instance Method Summary collapse

Instance Method Details

#language_options_for_select(specific = nil, specific_languages = nil, additional_languages = nil, priority_languages = nil) ⇒ Object

Returns a string of option tags for standered languages in the world. You can also supply an array of languages as ‘specific_languages’, so that only they will be listed intead of the long list of languages. You can also supply an array of languages as ‘additional_languages’, so that they will be listed additinally to the default list.

You can also supply an array of languages as ‘priority_languages’, so that they will be listed above the rest of the (long) list.



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# File 'lib/language-select.rb', line 23

def language_options_for_select(specific = nil,specific_languages = nil, additional_languages = nil, priority_languages = nil)
  languages_list = FormOptionsHelper.language_list
  language_options = ""

  
  # Adds the languages specified in the tag
  if specific_languages          
    languages_list = Hash[ languages_list.select{|k, _| specific_languages.include?(k)} ]                    
  end
  # Adds additional languages
  if additional_languages
    languages_list = languages_list.merge(additional_languages).sort       
  end 
  # Adds the priority languages
  if priority_languages   
    priority_languages_hash = Hash[ languages_list.select{|k, _| priority_languages.include?(k)} ]       
    language_options += options_for_select(priority_languages_hash, specific)
    language_options += "<option value=\"\" disabled=\"disabled\">-------------</option>\n"
    specific=nil if priority_languages.include?(specific)
  end

  language_options += options_for_select(languages_list, specific)
  language_options = language_options.html_safe if language_options.respond_to?(:html_safe)
  return language_options
end

#language_select(object, method, specific_languages = nil, additional_languages = nil, priority_languages = nil, options = {}, html_options = {}) ⇒ Object

Return select and option tags for the given object and method, using language_options_for_select to generate the list of option tags.



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# File 'lib/language-select.rb', line 14

def language_select(object, method, specific_languages = nil, additional_languages = nil, priority_languages = nil, options = {}, html_options = {})
  InstanceTag.new(object, method, self, options.delete(:object)).to_language_select_tag(specific_languages, additional_languages, priority_languages, options, html_options)
end