Merge pull request #26 from cortex-cms/COR-537/Validate-Slug-Uniqueness

COR-537: JSONB Accessor + Uniqueness Validation

Author: Alex Tharp

app/models/text_field_type.rb

@@ -1,8 +1,10 @@
 class TextFieldType < FieldType
   attr_accessor :text
+  jsonb_accessor :data, text: :string
 
   validates :text, presence: true, if: :validate_presence?
   validate :text_length, if: :validate_length?
+  validate :text_unique, if: :validate_uniqueness?
 
   def data=(data_hash)
     @text = data_hash.deep_symbolize_keys[:text]
@@ -25,14 +27,24 @@ def mapping_field_name
   end
 
   def text_present
-    errors.add(:text, "must be present") if @text.empty?
+    errors.add(:text, 'must be present') if @text.empty?
   end
 
   def text_length
     validator = LengthValidator.new(validations[:length].merge(attributes: [:text]))
     validator.validate_each(self, :text, text)
   end
 
+  def text_unique
+    unless Field.find_by_name(field_info.name).field_items.jsonb_contains(:data, text: text).empty?
+      errors.add(:text, "#{field_info.name} Must be unique")
+    end
+  end
+
+  def validate_uniqueness?
+    @validations.key? :uniqueness
+  end
+
   def validate_presence?
     @validations.key? :presence
   end

cortex-plugins-core.gemspec

@@ -22,6 +22,7 @@ Gem::Specification.new do |s|
   s.add_dependency "cells-haml", "~> 0.0.10"
   s.add_dependency "mimemagic", "~> 0.3.2"
   s.add_dependency "ckeditor", "= 4.2.0"
+  s.add_dependency "jsonb_accessor", "~> 1.0.0.beta.2"
 
   s.add_development_dependency "sqlite3"
 end

lib/cortex/plugins/core/engine.rb

@@ -1,4 +1,5 @@
 require 'ckeditor'
+require 'jsonb_accessor'
 
 module Cortex
   module Plugins