Module: Ransack::Helpers::FormHelper

Defined in:
lib/ransack/helpers/form_helper.rb

Instance Method Summary collapse

Instance Method Details

#search_form_for(record, options = {}, &proc) ⇒ Object 



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# File 'lib/ransack/helpers/form_helper.rb', line 5

def search_form_for(record, options = {}, &proc)
  if record.is_a?(Ransack::Search)
    search = record
    options[:url] ||= polymorphic_path(search.klass)
  elsif record.is_a?(Array) && (search = record.detect {|o| o.is_a?(Ransack::Search)})
    options[:url] ||= polymorphic_path(record.map {|o| o.is_a?(Ransack::Search) ? o.klass : o})
  else
    raise ArgumentError, "No Ransack::Search object was provided to search_form_for!"
  end
  options[:html] ||= {}
  html_options = {
    :class  => options[:as] ? "#{options[:as]}_search" : "#{search.klass.to_s.underscore}_search",
    :id => options[:as] ? "#{options[:as]}_search" : "#{search.klass.to_s.underscore}_search",
    :method => :get
  }
  options[:as] ||= 'q'
  options[:html].reverse_merge!(html_options)
  options[:builder] ||= FormBuilder

  form_for(record, options, &proc)
end

#sort_link(search, attribute, *args) ⇒ Object

Raises:

  • (TypeError) 


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# File 'lib/ransack/helpers/form_helper.rb', line 27

def sort_link(search, attribute, *args)
  # Extract out a routing proxy for url_for scoping later
  if search.is_a?(Array)
    routing_proxy = search.shift
    search = search.first
  end

  raise TypeError, "First argument must be a Ransack::Search!" unless Search === search

  search_params = params[search.context.search_key] || {}.with_indifferent_access

  attr_name = attribute.to_s

  name = (args.size > 0 && !args.first.is_a?(Hash)) ? args.shift.to_s : Translate.attribute(attr_name, :context => search.context)

  if existing_sort = search.sorts.detect {|s| s.name == attr_name}
    prev_attr, prev_dir = existing_sort.name, existing_sort.dir
  end

  options = args.first.is_a?(Hash) ? args.shift.dup : {}
  default_order = options.delete :default_order
  current_dir = prev_attr == attr_name ? prev_dir : nil

  if current_dir
    new_dir = current_dir == 'desc' ? 'asc' : 'desc'
  else
    new_dir = default_order || 'asc'
  end

  html_options = args.first.is_a?(Hash) ? args.shift.dup : {}
  css = ['sort_link', current_dir].compact.join(' ')
  html_options[:class] = [css, html_options[:class]].compact.join(' ')
  query_hash = {}
  query_hash[search.context.search_key] = search_params.merge(:s => "#{attr_name} #{new_dir}")
  options.merge!(query_hash)

  url = if routing_proxy && respond_to?(routing_proxy)
    send(routing_proxy).url_for(options)
  else
    url_for(options)
  end

  link_to [ERB::Util.h(name), order_indicator_for(current_dir)].compact.join(' ').html_safe,
    url,
    html_options
end