Class: DcBigTable

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document, Mongoid::Timestamps
Defined in:
app/models/dc_big_table.rb

Overview

Schema information

Collection name: dc_big_table : Big Table

_id                  BSON::ObjectId       _id
created_at           Time                 created_at
updated_at           Time                 updated_at
key                  String               Key (ident) used to retrieve key/values
description          String               description
site_id              BSON::ObjectId       Data will be used only for defined site. If empty, then it is default for all sites in database.
active               Mongoid::Boolean     This key is active
created_by           BSON::ObjectId       created_by
updated_by           BSON::ObjectId       updated_by
dc_big_table_values  Embedded:DcBigTableValue Values defined by this key

Big table is meant to be a common space for defining default choices for select fields on forms. Documents are organized as key-value pair with the difference that values for the key can be defined for every site and can also be localized.

Usage (as used in forms):

In the example administrator may help user by providing values that can be used on DcAd document position field by defining them in ads-position key of big table. Example is from dc_ads.yml form.

10:
  name: position
  type: text_with_select
  eval: dc_big_table 'ads-positions'
  html:
    size: 20

dc_big_table collection embeds many DcBigTableValue documents.

Class Method Summary collapse

Class Method Details

.choices4(key, site = nil, locale = nil) ⇒ Object

Will return possible choices for specified key prepared for usega in select input field.



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# File 'app/models/dc_big_table.rb', line 81

def self.choices4(key, site = nil, locale = nil)
  result = []
  choices = find_by(key: key, site: site)
  choices = find_by(key: key, site: nil) if site && choices.nil?
  if choices
    choices.dc_big_table_values.each do |choice| 
      description = choice.description
      if locale
        desc = choice.find_by('dc_big_table_values.locale' => locale)
        description = desc.value if desc
      end             
      result << [description, choice.value]
    end
  end
# Error if empty
  result = [[I18n.t('drgcms.error'),I18n.t('drgcms.error')]] if result.size == 0
  result
end