Use ApplicationRecord pattern

Anticipating a pattern from Rails 5

Use ApplicationRecord pattern
Anticipating a pattern from Rails 5
Braulio Bhavamitra
1 parent a7561344
Showing 167 changed files with 310 additions and 353 deletions Show diff stats
README.rails.md
app/mailers/mailing.rb
app/models/abuse_report.rb
app/models/action_tracker_notification.rb
app/models/application_record.rb
app/models/article.rb
app/models/article_categorization.rb
app/models/article_follower.rb
app/models/block.rb
app/models/box.rb
app/models/category.rb
app/models/certifier.rb
app/models/chat_message.rb
app/models/comment.rb
app/models/contact_list.rb
app/models/custom_field.rb
app/models/custom_field_value.rb
app/models/domain.rb
app/models/email_template.rb
app/models/environment.rb
@@ -99,7 +99,7 @@ Description of contents
   Holds controllers that should be named like weblog_controller.rb for automated URL mapping. All controllers should descend from `ActionController::Base`.
  
 * `app/models`
-  Holds models that should be named like post.rb. Most models will descend from `ActiveRecord::Base`.
+  Holds models that should be named like post.rb. Most models will descend from `ApplicationRecord`.
  
 * `app/views`
   Holds the template files for the view that should be named like `weblog/index.rhtml` for the `WeblogController#index` action. All views use eRuby syntax. This directory can also be used to keep stylesheets, images, and so on that can be symlinked to public.
 require_dependency 'mailing_job'
  
-class Mailing < ActiveRecord::Base
+class Mailing < ApplicationRecord
  
   acts_as_having_settings :field => :data
  
-class AbuseReport < ActiveRecord::Base
+class AbuseReport < ApplicationRecord
  
   attr_accessible :content, :reason
  
-class ActionTrackerNotification < ActiveRecord::Base
+class ActionTrackerNotification < ApplicationRecord
  
   belongs_to :profile
   belongs_to :action_tracker, :class_name => 'ActionTracker::Record', :foreign_key => 'action_tracker_id'
@@ -0,0 +1,64 @@
+class ApplicationRecord < ActiveRecord::Base
+
+  self.abstract_class = true
+
+  def self.postgresql?
+    self.connection.adapter_name == 'PostgreSQL'
+  end
+
+  # an ActionView instance for rendering views on models
+  def self.action_view
+    @action_view ||= begin
+      view_paths = ::ActionController::Base.view_paths
+      action_view = ::ActionView::Base.new view_paths
+      # for using Noosfero helpers inside render calls
+      action_view.extend ::ApplicationHelper
+      action_view
+    end
+  end
+
+  # default value needed for the above ActionView
+  def to_partial_path
+    self.class.name.underscore
+  end
+
+  alias :meta_cache_key :cache_key
+  def cache_key
+    key = [Noosfero::VERSION, meta_cache_key]
+    key.unshift(ApplicationRecord.connection.schema_search_path) if ApplicationRecord.postgresql?
+    key.join('/')
+  end
+
+  def self.like_search(query, options={})
+    if defined?(self::SEARCHABLE_FIELDS) || options[:fields].present?
+      fields_per_table = {}
+      fields_per_table[table_name] = (options[:fields].present? ? options[:fields] : self::SEARCHABLE_FIELDS.keys.map(&:to_s)) & column_names
+
+      if options[:joins].present?
+        join_asset = options[:joins].to_s.classify.constantize
+        if defined?(join_asset::SEARCHABLE_FIELDS) || options[:fields].present?
+          fields_per_table[join_asset.table_name] = (options[:fields].present? ? options[:fields] : join_asset::SEARCHABLE_FIELDS.keys.map(&:to_s)) & join_asset.column_names
+        end
+      end
+
+      query = query.downcase.strip
+      fields_per_table.delete_if { |table,fields| fields.blank? }
+      conditions = fields_per_table.map do |table,fields|
+        fields.map do |field|
+          "lower(#{table}.#{field}) LIKE '%#{query}%'"
+        end.join(' OR ')
+      end.join(' OR ')
+
+      if options[:joins].present?
+        joins(options[:joins]).where(conditions)
+      else
+        where(conditions)
+      end
+
+    else
+      raise "No searchable fields defined for #{self.name}"
+    end
+  end
+
+end
+
  
-class Article < ActiveRecord::Base
+class Article < ApplicationRecord
  
   include SanitizeHelper
  
-class ArticleCategorization < ActiveRecord::Base
+class ArticleCategorization < ApplicationRecord
   self.table_name = :articles_categories
  
   belongs_to :article
-class ArticleFollower < ActiveRecord::Base
+class ArticleFollower < ApplicationRecord
  
   attr_accessible :article_id, :person_id
   belongs_to :article, :counter_cache => :followers_count
-class Block < ActiveRecord::Base
+class Block < ApplicationRecord
  
   attr_accessible :title, :subtitle, :display, :limit, :box_id, :posts_per_page,
                   :visualization_format, :language, :display_user,
-class Box < ActiveRecord::Base
+class Box < ApplicationRecord
  
   acts_as_list scope: -> box { where owner_id: box.owner_id, owner_type: box.owner_type }
  
-class Category < ActiveRecord::Base
+class Category < ApplicationRecord
  
   attr_accessible :name, :parent_id, :display_color, :display_in_menu, :image_builder, :environment, :parent
  
-class Certifier < ActiveRecord::Base
+class Certifier < ApplicationRecord
  
   attr_accessible :name, :environment
  
-class ChatMessage < ActiveRecord::Base
+class ChatMessage < ApplicationRecord
+
   attr_accessible :body, :from, :to
  
   belongs_to :to, :class_name => 'Profile'
-class Comment < ActiveRecord::Base
+class Comment < ApplicationRecord
  
   SEARCHABLE_FIELDS = {
     :title => {:label => _('Title'), :weight => 10},
-class ContactList < ActiveRecord::Base
+class ContactList < ApplicationRecord
  
   serialize :list, Array
  
-class CustomField < ActiveRecord::Base
+class CustomField < ApplicationRecord
+
   attr_accessible :name, :default_value, :format, :extras, :customized_type, :active, :required, :signup, :environment, :moderation_task
   serialize :customized_type
   serialize :extras
-class CustomFieldValue < ActiveRecord::Base
+class CustomFieldValue < ApplicationRecord
+
   belongs_to :custom_field
   belongs_to :customized, :polymorphic => true
   attr_accessible :value, :public, :customized, :custom_field, :customized_type
 require 'noosfero/multi_tenancy'
  
-class Domain < ActiveRecord::Base
+class Domain < ApplicationRecord
  
   attr_accessible :name, :owner, :is_default
  
-class EmailTemplate < ActiveRecord::Base
+class EmailTemplate < ApplicationRecord
  
   belongs_to :owner, :polymorphic => true
  
 # A Environment is like a website to be hosted in the platform. It may
 # contain multiple Profile's and can be identified by several different
 # domains.
-class Environment < ActiveRecord::Base
+class Environment < ApplicationRecord
  
   attr_accessible :name, :is_default, :signup_welcome_text_subject,
                   :signup_welcome_text_body, :terms_of_use,
-class ExternalFeed < ActiveRecord::Base
+class ExternalFeed < ApplicationRecord
  
   belongs_to :blog
   validates_presence_of :blog_id
-class FavoriteEnterprisePerson < ActiveRecord::Base
+class FavoriteEnterprisePerson < ApplicationRecord
  
   attr_accessible :person, :enterprise
  
-class Friendship < ActiveRecord::Base
+class Friendship < ApplicationRecord
   track_actions :new_friendship, :after_create, :keep_params => ["friend.name", "friend.url", "friend.profile_custom_icon"], :custom_user => :person
  
   extend CacheCounterHelper
-class Image < ActiveRecord::Base
+class Image < ApplicationRecord
  
   attr_accessible :uploaded_data, :label, :remove_image
   attr_accessor :remove_image
-class Input < ActiveRecord::Base
+class Input < ApplicationRecord
  
   attr_accessible :product, :product_id, :product_category, :product_category_id,
     :amount_used, :unit_id, :price_per_unit, :relevant_to_price, :is_from_solidarity_economy
-class License < ActiveRecord::Base
+class License < ApplicationRecord
  
   attr_accessible :name, :url
  
-class MailingSent < ActiveRecord::Base
+class MailingSent < ApplicationRecord
+
   attr_accessible :person
   belongs_to :mailing
   belongs_to :person
-class NationalRegion < ActiveRecord::Base
+class NationalRegion < ApplicationRecord
  
   SEARCHABLE_FIELDS = {
     :name => {:label => _('Name'), :weight => 1},
-class NationalRegionType < ActiveRecord::Base
+class NationalRegionType < ApplicationRecord
   COUNTRY = 1
   STATE   = 2
   CITY    = 3
@@ -336,7 +336,7 @@ class Person &lt; Profile
     environment ||= self.environment
     role_assignments.includes([:role, :resource]).select { |ra| ra.resource == environment }.map{|ra|ra.role.permissions}.any? do |ps|
       ps.any? do |p|
-        ActiveRecord::Base::PERMISSIONS['Environment'].keys.include?(p)
+        ApplicationRecord::PERMISSIONS['Environment'].keys.include?(p)
       end
     end
   end
-class PriceDetail < ActiveRecord::Base
+class PriceDetail < ApplicationRecord
  
   attr_accessible :price, :production_cost_id
  
-class Product < ActiveRecord::Base
+class Product < ApplicationRecord
  
   SEARCHABLE_FIELDS = {
     :name => {:label => _('Name'), :weight => 10},
-class ProductQualifier < ActiveRecord::Base
+class ProductQualifier < ApplicationRecord
  
   attr_accessible :qualifier, :product, :certifier
  
-class ProductionCost < ActiveRecord::Base
+class ProductionCost < ApplicationRecord
  
   attr_accessible :name, :owner
  
 # A Profile is the representation and web-presence of an individual or an
 # organization. Every Profile is attached to its Environment of origin,
 # which by default is the one returned by Environment:default.
-class Profile < ActiveRecord::Base
+class Profile < ApplicationRecord
  
   attr_accessible :name, :identifier, :public_profile, :nickname, :custom_footer, :custom_header, :address, :zip_code, :contact_phone, :image_builder, :description, :closed, :template_id, :environment, :lat, :lng, :is_template, :fields_privacy, :preferred_domain_id, :category_ids, :country, :city, :state, :national_region_code, :email, :contact_email, :redirect_l10n, :notification_time,
     :redirection_after_login, :custom_url_redirection,
-class ProfileActivity < ActiveRecord::Base
+class ProfileActivity < ApplicationRecord
  
   self.record_timestamps = false
  
-class ProfileCategorization < ActiveRecord::Base
+class ProfileCategorization < ApplicationRecord
   self.table_name = :categories_profiles
   belongs_to :profile
   belongs_to :category
-class ProfileSuggestion < ActiveRecord::Base
+class ProfileSuggestion < ApplicationRecord
+
   belongs_to :person
   belongs_to :suggestion, :class_name => 'Profile', :foreign_key => :suggestion_id
  
-class Qualifier < ActiveRecord::Base
+class Qualifier < ApplicationRecord
  
   attr_accessible :name, :environment
  
-class QualifierCertifier < ActiveRecord::Base
+class QualifierCertifier < ApplicationRecord
   belongs_to :qualifier
   belongs_to :certifier
  
-class ReportedImage < ActiveRecord::Base
+class ReportedImage < ApplicationRecord
   belongs_to :abuse_report
  
   validates_presence_of :abuse_report
-class Scrap < ActiveRecord::Base
+class Scrap < ApplicationRecord
  
   include SanitizeHelper
  
-class SearchTerm < ActiveRecord::Base
+class SearchTerm < ApplicationRecord
   validates_presence_of :term, :context
   validates_uniqueness_of :term, :scope => [:context_id, :context_type, :asset]
  
@@ -25,7 +25,7 @@ class SearchTerm &lt; ActiveRecord::Base
   # Therefore the score is 97. Them we sum every score to get the total score
   # for a search term.
   def self.occurrences_scores
-    Hash[*ActiveRecord::Base.connection.execute(
+    Hash[*ApplicationRecord.connection.execute(
       joins(:occurrences).
       select("search_terms.id, sum(#{SearchTermOccurrence::EXPIRATION_TIME.to_i} - extract(epoch from (now() - search_term_occurrences.created_at))) as value").
       where("search_term_occurrences.created_at > ?", DateTime.now - SearchTermOccurrence::EXPIRATION_TIME).
-class SearchTermOccurrence < ActiveRecord::Base
+class SearchTermOccurrence < ApplicationRecord
  
   belongs_to :search_term
   validates_presence_of :search_term
-class SuggestionConnection < ActiveRecord::Base
+class SuggestionConnection < ApplicationRecord
+
   attr_accessible :suggestion, :suggestion_id, :connection_type, :connection_id
  
   belongs_to :suggestion, :class_name => 'ProfileSuggestion', :foreign_key => 'suggestion_id'
@@ -9,7 +9,7 @@
 # This class has a +data+ field of type <tt>text</tt>, where you can store any
 # type of data (as serialized Ruby objects) you need for your subclass (which
 # will need to declare <ttserialize</tt> itself).
-class Task < ActiveRecord::Base
+class Task < ApplicationRecord
  
   acts_as_having_settings :field => :data
  
-class Thumbnail < ActiveRecord::Base
+class Thumbnail < ApplicationRecord
  
   attr_accessible :uploaded_data
   # mass assigned by attachment_fu
-class Unit < ActiveRecord::Base
+class Unit < ApplicationRecord
  
   acts_as_list scope: -> unit { where environment_id: unit.environment_id }
  
@@ -4,7 +4,7 @@ require &#39;securerandom&#39;
  
 # User models the system users, and is generated by the acts_as_authenticated
 # Rails generator.
-class User < ActiveRecord::Base
+class User < ApplicationRecord
  
   attr_accessible :login, :email, :password, :password_confirmation, :activated_at
  
-class ValidationInfo < ActiveRecord::Base
+class ValidationInfo < ApplicationRecord
  
   attr_accessible :validation_methodology, :restrictions, :organization
  
@@ -9,7 +9,7 @@
   <% permissions.each do |key| %>
   <div class="permissions <%= key.downcase %>">
     <h4><%= _('%s Permissions:' % key) %></h4>
-    <% ActiveRecord::Base::PERMISSIONS[key].keys.each do |p| %>
+    <% ApplicationRecord::PERMISSIONS[key].keys.each do |p| %>
       <%= check_box_tag("role[permissions][]", p, role.has_permission?(p), { :id => p }) %>
       <%= content_tag(:label, permission_name(p), { :for => p }) %><br/>
     <% end %>
@@ -9,7 +9,7 @@
   <% permissions.each do |key| %>
   <div class="permissions <%= key.downcase %>">
     <h4><%= _('%s Permissions:' % key) %></h4>
-    <% ActiveRecord::Base::PERMISSIONS[key].keys.each do |p| %>
+    <% ApplicationRecord::PERMISSIONS[key].keys.each do |p| %>
       <%= check_box_tag("role[permissions][]", p, role.has_permission?(p), { :id => p }) %>
       <%= content_tag(:label, permission_name(p), { :for => p }) %><br/>
     <% end %>
@@ -14,4 +14,5 @@ module ActiveRecordExtension
     end
   end
 end
-ActiveRecord::Base.send(:include, ActiveRecordExtension)
+
+ApplicationRecord.send :include, ActiveRecordExtension
 class DestroyOrganizationAndPersonInfos < ActiveRecord::Migration
   def self.up
     Person.find_each do |i|
-      info = ActiveRecord::Base.connection.select_one("select * from person_infos where person_id = #{i.id}")
+      info = ApplicationRecord.connection.select_one("select * from person_infos where person_id = #{i.id}")
       i.name = info["name"] unless info["name"].nil?
       i.address = info["address"] unless info["address"].nil?
       [ "photo", "contact_information", "birth_date", "sex", "city", "state", "country" ].each do |field|
@@ -12,7 +12,7 @@ class DestroyOrganizationAndPersonInfos &lt; ActiveRecord::Migration
     drop_table :person_infos
  
     Organization.find_each do |i|
-      info = ActiveRecord::Base.connection.select_one("select * from organization_infos where organization_id = #{i.id}")
+      info = ApplicationRecord.connection.select_one("select * from organization_infos where organization_id = #{i.id}")
       [ "contact_person", "contact_email", "acronym", "foundation_year", "legal_form", "economic_activity", "management_information", "validated" ].each do |field|
         i.send("#{field}=", info[field])
       end
@@ -29,7 +29,7 @@ class AddBirthDateToPerson &lt; ActiveRecord::Migration
     end
   end
  
-  class Person < ActiveRecord::Base
+  class Person < ApplicationRecord
     self.table_name = 'profiles'
     serialize :data, Hash
   end
-class Role < ActiveRecord::Base; end
-class RoleWithEnvironment < ActiveRecord::Base
+class Role < ApplicationRecord
+class RoleWithEnvironment < ApplicationRecord
   self.table_name = 'roles'
   belongs_to :environment
 end
-class RoleAssignment < ActiveRecord::Base
+class RoleAssignment < ApplicationRecord
   belongs_to :accessor, :polymorphic => true
   belongs_to :resource, :polymorphic => true
 end
@@ -2,7 +2,7 @@ class MoveTitleToNameFromBlogs &lt; ActiveRecord::Migration
   def self.up
     select_all("select id, setting from articles where type = 'Blog' and name != 'Blog'").each do |blog|
       title = YAML.load(blog['setting'])[:title]
-      assignments = ActiveRecord::Base.sanitize_sql_for_assignment(:name => title)
+      assignments = ApplicationRecord.sanitize_sql_for_assignment(:name => title)
       update("update articles set %s where id = %d" % [assignments, blog['id']] )
     end
   end
@@ -3,7 +3,7 @@ class AddIsImageToArticles &lt; ActiveRecord::Migration
      add_column :articles, :is_image, :boolean, :default => false
      add_column :article_versions, :is_image, :boolean, :default => false
  
-     execute ActiveRecord::Base.sanitize_sql(["update articles set is_image = ? where articles.content_type like 'image/%'", true])
+     execute ApplicationRecord.sanitize_sql(["update articles set is_image = ? where articles.content_type like 'image/%'", true])
   end
  
   def self.down
@@ -10,7 +10,7 @@ class ConvertFoldersToGalleries &lt; ActiveRecord::Migration
     select_all("select id, setting from articles where type = 'Gallery'").each do |folder|
       settings = YAML.load(folder['setting'] || {}.to_yaml)
       settings[:view_as] = 'image_gallery'
-      assignments = ActiveRecord::Base.sanitize_sql_for_assignment(:setting => settings.to_yaml)
+      assignments = ApplicationRecord.sanitize_sql_for_assignment(:setting => settings.to_yaml)
       update("update articles set %s, type = 'Folder' where id = %d" % [assignments, folder['id']])
     end
   end
@@ -3,7 +3,7 @@ class RemovePublishedArticles &lt; ActiveRecord::Migration
     select_all("SELECT * from articles WHERE type = 'PublishedArticle'").each do |published|
       reference = select_one('select * from articles where id = %d' % published['reference_article_id'])
       if reference
-        execute(ActiveRecord::Base.sanitize_sql(["UPDATE articles SET type = ?, abstract = ?, body = ? WHERE articles.id  = ?", reference['type'], reference['abstract'], reference['body'], published['id']]))
+        execute(ApplicationRecord.sanitize_sql(["UPDATE articles SET type = ?, abstract = ?, body = ? WHERE articles.id  = ?", reference['type'], reference['abstract'], reference['body'], published['id']]))
       else
         execute("DELETE from articles where articles.id  = #{published['id']}")
       end
@@ -11,7 +11,7 @@ class AddLanguageAndTranslationOfIdToArticle &lt; ActiveRecord::Migration
     select_all("select id, setting from articles where type = 'Blog'").each do |blog|
       settings = YAML.load(blog['setting'] || {}.to_yaml)
       settings[:display_posts_in_current_language] = true
-      assignments = ActiveRecord::Base.sanitize_sql_for_assignment(:setting => settings.to_yaml)
+      assignments = ApplicationRecord.sanitize_sql_for_assignment(:setting => settings.to_yaml)
       update("update articles set %s where id = %d" % [assignments, blog['id']])
     end
  
@@ -15,7 +15,7 @@ class RenameImagesPathOnTrackedActions &lt; ActiveRecord::Migration
       end
       params[param_name] = paths
  
-      execute(ActiveRecord::Base.sanitize_sql(["UPDATE action_tracker SET params = ? WHERE id  = ?", params.to_yaml, tracker['id']]))
+      execute(ApplicationRecord.sanitize_sql(["UPDATE action_tracker SET params = ? WHERE id  = ?", params.to_yaml, tracker['id']]))
     end
   end
  
@@ -12,9 +12,9 @@ class MoveDataSerializedHashToSettingFieldForArticles &lt; ActiveRecord::Migration
       end
       if body.kind_of?(Hash)
         settings = article.setting.merge(body)
-        body = ActiveRecord::Base.sanitize_sql_for_assignment(:body => settings[:description])
+        body = ApplicationRecord.sanitize_sql_for_assignment(:body => settings[:description])
         update("UPDATE articles set %s WHERE id = %d" % [body, article.id])
-        setting = ActiveRecord::Base.sanitize_sql_for_assignment(:setting => settings.to_yaml)
+        setting = ApplicationRecord.sanitize_sql_for_assignment(:setting => settings.to_yaml)
         update("UPDATE articles set %s WHERE id = %d" % [setting, article.id])
       end
     end
@@ -11,9 +11,9 @@ class MoveDataSerializedHashToSettingFieldForEvents &lt; ActiveRecord::Migration
       end
       if body.kind_of?(Hash)
         settings = article.setting.merge(body)
-        body = ActiveRecord::Base.sanitize_sql_for_assignment(:body => settings[:description])
+        body = ApplicationRecord.sanitize_sql_for_assignment(:body => settings[:description])
         update("UPDATE articles set %s WHERE id = %d" % [body, article.id])
-        setting = ActiveRecord::Base.sanitize_sql_for_assignment(:setting => settings.to_yaml)
+        setting = ApplicationRecord.sanitize_sql_for_assignment(:setting => settings.to_yaml)
         update("UPDATE articles set %s WHERE id = %d" % [setting, article.id])
       end
     end
@@ -2,7 +2,7 @@
 # from the migration fall on a loop and breaks the migration. Both them are
 # related to alias_method_chain, probably there is a problem with this kind of
 # alias on the migration level.
-class Article < ActiveRecord::Base
+class Article < ApplicationRecord
   def sanitize_tag_list
   end
 end
@@ -2,7 +2,7 @@ class AddActivatedAtToUsers &lt; ActiveRecord::Migration
   def self.up
     add_column :users, :activation_code, :string, :limit => 40
     add_column :users, :activated_at, :datetime
-    if ActiveRecord::Base.connection.adapter_name == 'SQLite'
+    if ApplicationRecord.connection.adapter_name == 'SQLite'
       execute "update users set activated_at = datetime();"
     else
       execute "update users set activated_at = now();"
 class FixYamlEncoding < ActiveRecord::Migration
   def self.up
-    ActiveRecord::Base.transaction do
+    ApplicationRecord.transaction do
       fix_encoding(Environment, 'settings')
       fix_encoding(Profile, 'data')
       fix_encoding(Product, 'data')
 class CreateProfileActivity < ActiveRecord::Migration
   def up
-    ActiveRecord::Base.transaction do
+    ApplicationRecord.transaction do
       create_table :profile_activities do |t|
         t.integer :profile_id
         t.integer :activity_id
 class ActivitiesCounterCacheJob
  
   def perform
-    person_activities_counts = ActiveRecord::Base.connection.execute("SELECT profiles.id, count(action_tracker.id) as count FROM profiles LEFT OUTER JOIN action_tracker ON profiles.id = action_tracker.user_id WHERE (action_tracker.created_at >= #{ActiveRecord::Base.connection.quote(ActionTracker::Record::RECENT_DELAY.days.ago.to_s(:db))}) AND ( (profiles.type = 'Person' ) ) GROUP BY profiles.id;")
-    organization_activities_counts = ActiveRecord::Base.connection.execute("SELECT profiles.id, count(action_tracker.id) as count FROM profiles LEFT OUTER JOIN action_tracker ON profiles.id = action_tracker.target_id WHERE (action_tracker.created_at >= #{ActiveRecord::Base.connection.quote(ActionTracker::Record::RECENT_DELAY.days.ago.to_s(:db))}) AND ( (profiles.type = 'Community' OR profiles.type = 'Enterprise' OR profiles.type = 'Organization' ) ) GROUP BY profiles.id;")
+    person_activities_counts = ApplicationRecord.connection.execute("SELECT profiles.id, count(action_tracker.id) as count FROM profiles LEFT OUTER JOIN action_tracker ON profiles.id = action_tracker.user_id WHERE (action_tracker.created_at >= #{ApplicationRecord.connection.quote(ActionTracker::Record::RECENT_DELAY.days.ago.to_s(:db))}) AND ( (profiles.type = 'Person' ) ) GROUP BY profiles.id;")
+    organization_activities_counts = ApplicationRecord.connection.execute("SELECT profiles.id, count(action_tracker.id) as count FROM profiles LEFT OUTER JOIN action_tracker ON profiles.id = action_tracker.target_id WHERE (action_tracker.created_at >= #{ApplicationRecord.connection.quote(ActionTracker::Record::RECENT_DELAY.days.ago.to_s(:db))}) AND ( (profiles.type = 'Community' OR profiles.type = 'Enterprise' OR profiles.type = 'Organization' ) ) GROUP BY profiles.id;")
     activities_counts = person_activities_counts.entries + organization_activities_counts.entries
     activities_counts.each do |count|
-      update_sql = ActiveRecord::Base.__send__(:sanitize_sql, ["UPDATE profiles SET activities_count=? WHERE profiles.id=?;", count['count'].to_i, count['id'] ], '')
-      ActiveRecord::Base.connection.execute(update_sql)
+      update_sql = ApplicationRecord.__send__(:sanitize_sql, ["UPDATE profiles SET activities_count=? WHERE profiles.id=?;", count['count'].to_i, count['id'] ], '')
+      ApplicationRecord.connection.execute(update_sql)
     end
     Delayed::Job.enqueue(ActivitiesCounterCacheJob.new, {:priority => -3, :run_at => 1.day.from_now})
   end
@@ -122,4 +122,4 @@ module Customizable
   end
 end
  
-ActiveRecord::Base.send(:include, Customizable)
+ApplicationRecord.send :include, Customizable
@@ -33,7 +33,7 @@ module ActsAsFileSystem
   module ClassMethods
  
     def build_ancestry(parent_id = nil, ancestry = '')
-      ActiveRecord::Base.transaction do
+      ApplicationRecord.transaction do
         self.base_class.where(parent_id: parent_id).each do |node|
           node.update_column :ancestry, ancestry
  
@@ -263,5 +263,5 @@ module ActsAsFileSystem
   end
 end
  
-ActiveRecord::Base.extend ActsAsFileSystem::ActsMethods
+ApplicationRecord.extend ActsAsFileSystem::ActsMethods
  
@@ -35,4 +35,4 @@ module ActsAsHavingBoxes
  
 end
  
-ActiveRecord::Base.extend(ActsAsHavingBoxes::ClassMethods)
+ApplicationRecord.extend ActsAsHavingBoxes::ClassMethods
@@ -23,4 +23,5 @@ module ActsAsHavingImage
  
 end
  
-ActiveRecord::Base.extend(ActsAsHavingImage::ClassMethods)
+ApplicationRecord.extend ActsAsHavingImage::ClassMethods
+
@@ -47,4 +47,5 @@ module ActsAsHavingPosts
  
 end
  
-ActiveRecord::Base.extend(ActsAsHavingPosts::ClassMethods)
+ApplicationRecord.extend ActsAsHavingPosts::ClassMethods
+
@@ -87,4 +87,5 @@ module ActsAsHavingSettings
  
 end
  
-ActiveRecord::Base.send(:extend, ActsAsHavingSettings::ClassMethods)
+ApplicationRecord.extend ActsAsHavingSettings::ClassMethods
+
@@ -55,4 +55,4 @@ module CodeNumbering
   end
 end
  
-ActiveRecord::Base.extend CodeNumbering::ClassMethods
+ApplicationRecord.extend CodeNumbering::ClassMethods
@@ -52,4 +52,5 @@ module DelayedAttachmentFu
   end
 end
  
-ActiveRecord::Base.send(:extend, DelayedAttachmentFu::ClassMethods)
+ApplicationRecord.extend DelayedAttachmentFu::ClassMethods
+
 require 'noosfero/core_ext/string'
 require 'noosfero/core_ext/integer'
-require 'noosfero/core_ext/active_record'
+require 'noosfero/core_ext/active_record/calculations'
 require 'noosfero/core_ext/active_record/reflection'
  
@@ -1,74 +0,0 @@
-require 'active_record'
-
-class ActiveRecord::Base
-
-  def self.postgresql?
-    ActiveRecord::Base.connection.adapter_name == 'PostgreSQL'
-  end
-
-  # an ActionView instance for rendering views on models
-  def self.action_view
-    @action_view ||= begin
-      view_paths = ::ActionController::Base.view_paths
-      action_view = ::ActionView::Base.new view_paths
-      # for using Noosfero helpers inside render calls
-      action_view.extend ::ApplicationHelper
-      action_view
-    end
-  end
-
-  # default value needed for the above ActionView
-  def to_partial_path
-    self.class.name.underscore
-  end
-
-  alias :meta_cache_key :cache_key
-  def cache_key
-    key = [Noosfero::VERSION, meta_cache_key]
-    key.unshift(ActiveRecord::Base.connection.schema_search_path) if ActiveRecord::Base.postgresql?
-    key.join('/')
-  end
-
-  def self.like_search(query, options={})
-    if defined?(self::SEARCHABLE_FIELDS) || options[:fields].present?
-      fields_per_table = {}
-      fields_per_table[table_name] = (options[:fields].present? ? options[:fields] : self::SEARCHABLE_FIELDS.keys.map(&:to_s)) & column_names
-
-      if options[:joins].present?
-        join_asset = options[:joins].to_s.classify.constantize
-        if defined?(join_asset::SEARCHABLE_FIELDS) || options[:fields].present?
-          fields_per_table[join_asset.table_name] = (options[:fields].present? ? options[:fields] : join_asset::SEARCHABLE_FIELDS.keys.map(&:to_s)) & join_asset.column_names
-        end
-      end
-
-      query = query.downcase.strip
-      fields_per_table.delete_if { |table,fields| fields.blank? }
-      conditions = fields_per_table.map do |table,fields|
-        fields.map do |field|
-          "lower(#{table}.#{field}) LIKE '%#{query}%'"
-        end.join(' OR ')
-      end.join(' OR ')
-
-      if options[:joins].present?
-        joins(options[:joins]).where(conditions)
-      else
-        where(conditions)
-      end
-
-    else
-      raise "No searchable fields defined for #{self.name}"
-    end
-  end
-
-end
-
-ActiveRecord::Calculations.class_eval do
-  def count_with_distinct column_name=self.primary_key
-    if column_name
-      distinct.count_without_distinct column_name
-    else
-      count_without_distinct
-    end
-  end
-  alias_method_chain :count, :distinct
-end
@@ -0,0 +1,10 @@
+ActiveRecord::Calculations.class_eval do
+  def count_with_distinct column_name=self.primary_key
+    if column_name
+      distinct.count_without_distinct column_name
+    else
+      count_without_distinct
+    end
+  end
+  alias_method_chain :count, :distinct
+end
@@ -12,12 +12,12 @@ module Noosfero
     def self.db_by_host=(host)
       if host != @db_by_host
         @db_by_host = host
-        ActiveRecord::Base.connection.schema_search_path = self.mapping[host]
+        ApplicationRecord.connection.schema_search_path = self.mapping[host]
       end
     end
  
     def self.setup!(host)
-      if Noosfero::MultiTenancy.on? and ActiveRecord::Base.postgresql?
+      if Noosfero::MultiTenancy.on? and ApplicationRecord.postgresql?
         Noosfero::MultiTenancy.db_by_host = host
       end
     end
@@ -7,11 +7,11 @@ GC.respond_to?(:copy_on_write_friendly=) and
   GC.copy_on_write_friendly = true
  
 before_fork do |server, worker|
-  ActiveRecord::Base.connection.disconnect! if defined?(ActiveRecord::Base)
+  ApplicationRecord.connection.disconnect! if defined?(ApplicationRecord)
 end
  
 after_fork do |server, worker|
-  ActiveRecord::Base.establish_connection if defined?(ActiveRecord::Base)
+  ApplicationRecord.establish_connection if defined?(ApplicationRecord)
 end
  
 # load local configuration file, if it exists
@@ -9,11 +9,12 @@ module PostgresqlAttachmentFu
   module InstanceMethods
     def full_filename(thumbnail = nil)
       file_system_path = (thumbnail ? thumbnail_class : self).attachment_options[:path_prefix].to_s
-      file_system_path = File.join(file_system_path, ActiveRecord::Base.connection.schema_search_path) if ActiveRecord::Base.postgresql? and Noosfero::MultiTenancy.on?
+      file_system_path = File.join(file_system_path, ApplicationRecord.connection.schema_search_path) if ApplicationRecord.postgresql? and Noosfero::MultiTenancy.on?
       Rails.root.join(file_system_path, *partitioned_path(thumbnail_name_for(thumbnail))).to_s
     end
   end
  
 end
  
-ActiveRecord::Base.send(:extend, PostgresqlAttachmentFu::ClassMethods)
+ApplicationRecord.extend PostgresqlAttachmentFu::ClassMethods
+
@@ -69,4 +69,5 @@ module SplitDatetime
 end
  
 Class.extend SplitDatetime::SplitMethods
-ActiveRecord::Base.extend SplitDatetime::SplitMethods
+ApplicationRecord.extend SplitDatetime::SplitMethods
+
-if ActiveRecord::Base.connection.adapter_name.downcase == 'sqlite'
+if ApplicationRecord.connection.adapter_name.downcase == 'sqlite'
  
-  database = ActiveRecord::Base.connection.raw_connection
+  database = ApplicationRecord.connection.raw_connection
  
   database.create_function('pow', 2, 1) do |func, base, exponent|
     func.set_result(base.to_f ** exponent.to_f)
   end
-  
+
   database.create_function('sqrt', 1, 1) do |func, value|
     func.set_result(Math.sqrt(value))
   end
@@ -18,8 +18,8 @@ if ActiveRecord::Base.connection.adapter_name.downcase == &#39;sqlite&#39;
     func.set_result(
       radius.to_f * Math.acos(
 	[1,
-        Math.cos(lat1.to_f) * Math.cos(long1.to_f) * Math.cos(lat2.to_f) * Math.cos(long2.to_f) + 
-         Math.cos(lat1.to_f) * Math.sin(long1.to_f) * Math.cos(lat2.to_f) * Math.sin(long2.to_f) + 
+        Math.cos(lat1.to_f) * Math.cos(long1.to_f) * Math.cos(lat2.to_f) * Math.cos(long2.to_f) +
+         Math.cos(lat1.to_f) * Math.sin(long1.to_f) * Math.cos(lat2.to_f) * Math.sin(long2.to_f) +
          Math.sin(lat1.to_f) * Math.sin(lat2.to_f)
         ].min
       )
@@ -115,7 +115,7 @@ end
  
 desc 'Removes emails from database'
 task 'restore:remove_emails' => :environment do
-  connection = ActiveRecord::Base.connection
+  connection = ApplicationRecord.connection
   [
     "UPDATE users SET email = concat('user', id, '@localhost.localdomain')",
     "UPDATE environments SET contact_email = concat('environment', id, '@localhost.localdomain')",
 namespace :multitenancy do
  
   task :create => :environment do
-    db_envs = ActiveRecord::Base.configurations.keys.select{ |k| k.match(/_development$|_production$|_test$/) }
+    db_envs = ApplicationRecord.configurations.keys.select{ |k| k.match(/_development$|_production$|_test$/) }
     cd Rails.root.join('config', 'environments'), :verbose => true
     file_envs = Dir.glob "{*_development.rb,*_production.rb,*_test.rb}"
     (db_envs.map{ |e| e + '.rb' } - file_envs).each { |env| ln_s env.split('_').last, env }
   end
  
   task :remove => :environment do
-    db_envs = ActiveRecord::Base.configurations.keys.select{ |k| k.match(/_development$|_production$|_test$/) }
+    db_envs = ApplicationRecord.configurations.keys.select{ |k| k.match(/_development$|_production$|_test$/) }
     cd Rails.root.join('config', 'environments'), :verbose => true
     file_envs = Dir.glob "{*_development.rb,*_production.rb,*_test.rb}"
     (file_envs - db_envs.map{ |e| e + '.rb' }).each { |env| safe_unlink env }
@@ -19,7 +19,7 @@ end
 namespace :db do
  
   task :migrate_other_environments => :environment do
-    envs = ActiveRecord::Base.configurations.keys.select{ |k| k.match(/_#{Rails.env}$/) }
+    envs = ApplicationRecord.configurations.keys.select{ |k| k.match(/_#{Rails.env}$/) }
     envs.each do |e|
       puts "*** Migrating #{e}" if Rake.application.options.trace
       system "rake db:migrate RAILS_ENV=#{e} SCHEMA=/dev/null"
@@ -10,4 +10,4 @@ module UploadSanitizer
   end
 end
  
-ActiveRecord::Base.send(:include, UploadSanitizer)
+ApplicationRecord.send :include, UploadSanitizer
-class AnalyticsPlugin::PageView < ActiveRecord::Base
+class AnalyticsPlugin::PageView < ApplicationRecord
  
   serialize :data
  
-class AnalyticsPlugin::Visit < ActiveRecord::Base
+class AnalyticsPlugin::Visit < ApplicationRecord
  
   attr_accessible *self.column_names
   attr_accessible :profile
-class CommentClassificationPlugin::CommentLabelUser < ActiveRecord::Base
+class CommentClassificationPlugin::CommentLabelUser < ApplicationRecord
   self.table_name = :comment_classification_plugin_comment_label_user
  
   belongs_to :profile
-class CommentClassificationPlugin::CommentStatusUser < ActiveRecord::Base
+class CommentClassificationPlugin::CommentStatusUser < ApplicationRecord
   self.table_name = :comment_classification_plugin_comment_status_user
  
   belongs_to :profile
-class CommentClassificationPlugin::Label < ActiveRecord::Base
+class CommentClassificationPlugin::Label < ApplicationRecord
  
   belongs_to :owner, :polymorphic => true
  
-class CommentClassificationPlugin::Status < ActiveRecord::Base
+class CommentClassificationPlugin::Status < ApplicationRecord
  
   belongs_to :owner, :polymorphic => true
  
 class AssociateFieldsToAlternatives < ActiveRecord::Migration
-  class CustomFormsPlugin::Field < ActiveRecord::Base
+  class CustomFormsPlugin::Field < ApplicationRecord
     self.table_name = :custom_forms_plugin_fields
     has_many :alternatives, :class_name => 'CustomFormsPlugin::Alternative'
     serialize :choices, Hash
-class CustomFormsPlugin::Alternative < ActiveRecord::Base
+class CustomFormsPlugin::Alternative < ApplicationRecord
   self.table_name = :custom_forms_plugin_alternatives
  
   validates_presence_of :label
-class CustomFormsPlugin::Answer < ActiveRecord::Base
+class CustomFormsPlugin::Answer < ApplicationRecord
   self.table_name = :custom_forms_plugin_answers
   belongs_to :field, :class_name => 'CustomFormsPlugin::Field'
   belongs_to :submission, :class_name => 'CustomFormsPlugin::Submission'
-class CustomFormsPlugin::Field < ActiveRecord::Base
+class CustomFormsPlugin::Field < ApplicationRecord
   self.table_name = :custom_forms_plugin_fields
  
   validates_presence_of :name
-class CustomFormsPlugin::Form < ActiveRecord::Base
+class CustomFormsPlugin::Form < ApplicationRecord
  
   belongs_to :profile
  
-class CustomFormsPlugin::Submission < ActiveRecord::Base
+class CustomFormsPlugin::Submission < ApplicationRecord
  
   belongs_to :form, :class_name => 'CustomFormsPlugin::Form'
   belongs_to :profile
...	...	@@ -99,7 +99,7 @@ Description of contents
99	99	Holds controllers that should be named like weblog_controller.rb for automated URL mapping. All controllers should descend from `ActionController::Base`.
100	100
101	101	* `app/models`
102		- Holds models that should be named like post.rb. Most models will descend from `ActiveRecord::Base`.
	102	+ Holds models that should be named like post.rb. Most models will descend from `ApplicationRecord`.
103	103
104	104	* `app/views`
105	105	Holds the template files for the view that should be named like `weblog/index.rhtml` for the `WeblogController#index` action. All views use eRuby syntax. This directory can also be used to keep stylesheets, images, and so on that can be symlinked to public.
...	...
1	1	require_dependency 'mailing_job'
2	2
3		-class Mailing < ActiveRecord::Base
	3	+class Mailing < ApplicationRecord
4	4
5	5	acts_as_having_settings :field => :data
6	6
...	...
1		-class AbuseReport < ActiveRecord::Base
	1	+class AbuseReport < ApplicationRecord
2	2
3	3	attr_accessible :content, :reason
4	4
...	...
1		-class ActionTrackerNotification < ActiveRecord::Base
	1	+class ActionTrackerNotification < ApplicationRecord
2	2
3	3	belongs_to :profile
4	4	belongs_to :action_tracker, :class_name => 'ActionTracker::Record', :foreign_key => 'action_tracker_id'
...	...
...	...	@@ -0,0 +1,64 @@
	1	+class ApplicationRecord < ActiveRecord::Base
	2	+
	3	+ self.abstract_class = true
	4	+
	5	+ def self.postgresql?
	6	+ self.connection.adapter_name == 'PostgreSQL'
	7	+ end
	8	+
	9	+ # an ActionView instance for rendering views on models
	10	+ def self.action_view
	11	+ @action_view \|\|= begin
	12	+ view_paths = ::ActionController::Base.view_paths
	13	+ action_view = ::ActionView::Base.new view_paths
	14	+ # for using Noosfero helpers inside render calls
	15	+ action_view.extend ::ApplicationHelper
	16	+ action_view
	17	+ end
	18	+ end
	19	+
	20	+ # default value needed for the above ActionView
	21	+ def to_partial_path
	22	+ self.class.name.underscore
	23	+ end
	24	+
	25	+ alias :meta_cache_key :cache_key
	26	+ def cache_key
	27	+ key = [Noosfero::VERSION, meta_cache_key]
	28	+ key.unshift(ApplicationRecord.connection.schema_search_path) if ApplicationRecord.postgresql?
	29	+ key.join('/')
	30	+ end
	31	+
	32	+ def self.like_search(query, options={})
	33	+ if defined?(self::SEARCHABLE_FIELDS) \|\| options[:fields].present?
	34	+ fields_per_table = {}
	35	+ fields_per_table[table_name] = (options[:fields].present? ? options[:fields] : self::SEARCHABLE_FIELDS.keys.map(&:to_s)) & column_names
	36	+
	37	+ if options[:joins].present?
	38	+ join_asset = options[:joins].to_s.classify.constantize
	39	+ if defined?(join_asset::SEARCHABLE_FIELDS) \|\| options[:fields].present?
	40	+ fields_per_table[join_asset.table_name] = (options[:fields].present? ? options[:fields] : join_asset::SEARCHABLE_FIELDS.keys.map(&:to_s)) & join_asset.column_names
	41	+ end
	42	+ end
	43	+
	44	+ query = query.downcase.strip
	45	+ fields_per_table.delete_if { \|table,fields\| fields.blank? }
	46	+ conditions = fields_per_table.map do \|table,fields\|
	47	+ fields.map do \|field\|
	48	+ "lower(#{table}.#{field}) LIKE '%#{query}%'"
	49	+ end.join(' OR ')
	50	+ end.join(' OR ')
	51	+
	52	+ if options[:joins].present?
	53	+ joins(options[:joins]).where(conditions)
	54	+ else
	55	+ where(conditions)
	56	+ end
	57	+
	58	+ else
	59	+ raise "No searchable fields defined for #{self.name}"
	60	+ end
	61	+ end
	62	+
	63	+end
	64	+
...	...
1	1
2		-class Article < ActiveRecord::Base
	2	+class Article < ApplicationRecord
3	3
4	4	include SanitizeHelper
5	5
...	...
1		-class ArticleCategorization < ActiveRecord::Base
	1	+class ArticleCategorization < ApplicationRecord
2	2	self.table_name = :articles_categories
3	3
4	4	belongs_to :article
...	...
1		-class ArticleFollower < ActiveRecord::Base
	1	+class ArticleFollower < ApplicationRecord
2	2
3	3	attr_accessible :article_id, :person_id
4	4	belongs_to :article, :counter_cache => :followers_count
...	...
1		-class Block < ActiveRecord::Base
	1	+class Block < ApplicationRecord
2	2
3	3	attr_accessible :title, :subtitle, :display, :limit, :box_id, :posts_per_page,
4	4	:visualization_format, :language, :display_user,
...	...
1		-class Box < ActiveRecord::Base
	1	+class Box < ApplicationRecord
2	2
3	3	acts_as_list scope: -> box { where owner_id: box.owner_id, owner_type: box.owner_type }
4	4
...	...