How to build this project

Ruby On Rails - gem

name	version	link
devise	---	https://github.com/plataformatec/devise
rolify	---	https://github.com/RolifyCommunity/rolify
authority	---	https://github.com/nathanl/authority
devise_ldap_authenticatable	---	---
net-ldap	---	---
omniauth	---	---
audited	---	https://github.com/collectiveidea/audited
---	---	---
ransack	---	https://github.com/activerecord-hackery/ransack
will_paginate	---	https://github.com/mislav/will_paginate

set basic project

• make new project
• bundle install
• DB migrate (SQLite / MySQL)
• user rails Console & Server

$ rails new template-Rails-Auth
$ bundle install
$ rails db:migrate
$ rails db:migrate:status
$ rails db:rollback
$ rails s
$ rails c
$ rails routes

devise

• login
• sign up

## devise
$ rails g devise:install
$ rails g devise User
$ rails db:migrate 
$ rails g devise:views
$ rails g migration AddColumnUsers username:string

## model
$ rails g scaffold projects  

rolify & authority

• Role management for user

## role
$ rails g rolify Role

## Auth
$ rails g authority:install 

## usage
$ user = User.find_by(username:'1001')
$ user.roles.pluck(:name, :resource_type, :resource_id)
$ user.add_role :admin
$ user.add_role :owner, Project.find(1)

1:N relation

## model
$ rails g scaffold projects
$ rails g scaffold posts  

## keyword
belongs_to
has_many

authorizer

config/initializers/authority.rb
** ProjectAuthorizer, PostAuthorizer
** creatable_by?, updatable_by?, deletable_by?, permissionable_by?

audited

• audit log for resources

## Gemfile
gem "audited", "~> 4.6"

## command
$ rails generate audited:upgrade
$ rake db:migrate

## keyword
audited
has_associated_audits

Searching

## Gemfile
gem 'ransack'
config/initializers/ransack.rb

## view helper
<%= search_form_for @q, url: , class:  do |f| %>

## controller
@q = Project.ransack(params[:q])

Paging

## Gemfile
gem 'will_paginate'

## view helper
<%= will_paginate @projects, :class , :previous_label, :next_label %>

## keyword
lib/pagination.css

use "nested_form"