Module: Iord::Fields

Extended by:
ActiveSupport::Concern
Included in:
Controller
Defined in:
lib/iord/fields.rb

Instance Method Summary collapse

Instance Method Details

#field_attribute(attr) ⇒ Object

Use for sort_if_enabled which requires the attribute name



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# File 'lib/iord/fields.rb', line 22

def field_attribute(attr)
  return 'id'           if attr == :_id
  # default, simply return name
  return attr           unless attr.is_a? Hash
  # else, Hash
  return attr[:object]  if attr.has_key? :object
  return attr[:array]   if attr.has_key? :array
  return attr[:value]   if attr.has_key? :value
  return attr[:link]    if attr.has_key? :link

  attr.keys[0]
end

#field_form(f, attr) ⇒ Object 



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# File 'lib/iord/fields.rb', line 58

def field_form(f, attr)
  if attr.is_a? Symbol
    return iordh.input(f.label(attr), f.text_field(attr), f.object.errors.full_messages_for(attr))
  elsif attr.is_a? Array
    label = f.label attr[1]
    field = f.public_send *attr
    errors = f.object.errors.full_messages_for(attr[1])
    return iordh.input(label, field, errors)
  elsif not attr.is_a? Hash
    raise ArgumentError, "Unrecognized attr: #{attr}"
  elsif attr.has_key? :fields
    return field_form_object(f, attr)
  else
    field_form_hash(f, attr)
  end
end

#field_form_hash(f, attr) ⇒ Object 



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# File 'lib/iord/fields.rb', line 75

def field_form_hash(f, attr)
  case attr[:field]
  when Array
    field = f.public_send    *attr[:field]
  when Hash
    _attrs = *attr[:field][:helper]
    field = self.public_send _attrs[0], f, attr, *_attrs[1..-1]
  else
    field = f.text_field attr[:field]
  end

  return field if attr.has_key? :hidden

  label = field_label(f, attr)
  errors = f.object.errors.full_messages_for(attr[:attr])
  iordh.input(label, field, errors)
end

#field_form_object(f, attr) ⇒ Object 



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# File 'lib/iord/fields.rb', line 93

def field_form_object(f, attr)
  multiple_items = attr[:attr].to_s.pluralize == attr[:attr].to_s

  attr_name = attr[:attr].to_s.singularize.humanize

  predicate = ->(form, attr) do
    !(multiple_items and
      form.object.new_record? and
      attr.is_a? Hash and
      attr.has_key? :not_new_record)
  end

  html = f.fields_for(attr[:attr]) do |ff|
    iordh.fieldset(attr_name, attr[:fields], ff, predicate) do
      if multiple_items
        iordh.link_to_remove(ff, attr_name)
      end
    end
  end
  if multiple_items
    html += iordh.link_to_add(f, attr_name, attr[:attr])
  end
  html.nil? ? String.new : html.html_safe
end

#field_label(f, attr) ⇒ Object 



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# File 'lib/iord/fields.rb', line 53

def field_label(f, attr)
  return f.label *attr[:as] if attr.has_key? :as
  f.label attr[:attr]
end

#field_name(resource, attr = nil) ⇒ Object 



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# File 'lib/iord/fields.rb', line 35

def field_name(resource, attr = nil)
  attr = resource if attr.nil?

  return 'id'           if attr == :_id
  # default, simply return name
  return attr           unless attr.is_a? Hash
  # else, Hash
  return attr[:as]      if attr.has_key? :as
  return attr[:object]  if attr.has_key? :object
  return attr[:array]   if attr.has_key? :array
  return attr[:value]   if attr.has_key? :value

  link = attr[:link]
  link = link.call(resource, attr) if link.respond_to? :call

  link || attr.keys[0]
end

#field_value(resource, attr) ⇒ Object 



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# File 'lib/iord/fields.rb', line 118

def field_value(resource, attr)
  # default value for nil
  return '' if resource.nil?

  if attr.is_a? Symbol and
    (attr.to_s.end_with? '_id' or
     attr == :id or
     attr == :_id)

    return resource.public_send(attr).to_s
  end
  return resource.public_send(attr) unless attr.is_a? Hash

  # complex value with Hash
  if attr.has_key? :array
    iordh.display_array(resource.public_send(attr[:array]), attr[:attrs])
  elsif attr.has_key? :object
    iordh.display(resource.public_send(attr[:object]), attr[:attrs])
  elsif attr.has_key? :value
    if resource.respond_to? attr[:value]
      attr[:format].call(resource.public_send(attr[:value]))
    else
      attr[:format].call(resource, attr[:value])
    end
  elsif attr.has_key? :image
    iordh.image resource.public_send(*attr[:image]), attr[:params]
  elsif attr.has_key? :link
    label, url = attr[:label], attr[:url]
    label = label.call(resource, attr) if label.respond_to? :call
    url = url.call(resource, attr) if url.respond_to? :call

    iordh.link_to label, url, attr[:params]
  else
    field_value(resource.public_send(attr.keys[0]), attr.values[0])
  end
end

#iordh ⇒ Object 



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# File 'lib/iord/fields.rb', line 17

def iordh
  @iordh ||= OutputHelper.new(view_context)
end