Rails scaffolding

.gitignore

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+.bundle/
+log/*.log
+pkg/
+test/dummy/db/*.sqlite3
+test/dummy/db/*.sqlite3-journal
+test/dummy/db/*.sqlite3-*
+test/dummy/log/*.log
+test/dummy/storage/
+test/dummy/tmp/

Gemfile

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+source 'https://rubygems.org'
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
+
+# Declare your gem's dependencies in active_storage_db.gemspec.
+# Bundler will treat runtime dependencies like base dependencies, and
+# development dependencies will be added by default to the :development group.
+gemspec
+
+# Declare any dependencies that are still in development here instead of in
+# your gemspec. These might include edge Rails or gems from your path or
+# Git. Remember to move these dependencies to your gemspec before releasing
+# your gem to rubygems.org.
+
+# To use a debugger
+# gem 'byebug', group: [:development, :test]

MIT-LICENSE

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+Copyright 2020 Mattia Roccoberton
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

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+# ActiveStorageDB
+Short description and motivation.
+
+## Usage
+How to use my plugin.
+
+## Installation
+Add this line to your application's Gemfile:
+
+```ruby
+gem 'active_storage_db'
+```
+
+And then execute:
+```bash
+$ bundle
+```
+
+Or install it yourself as:
+```bash
+$ gem install active_storage_db
+```
+
+## Contributing
+Contribution directions go here.
+
+## License
+The gem is available as open source under the terms of the [MIT License](https://opensource.org/licenses/MIT).

Rakefile

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+begin
+  require 'bundler/setup'
+rescue LoadError
+  puts 'You must `gem install bundler` and `bundle install` to run rake tasks'
+end
+
+require 'rdoc/task'
+
+RDoc::Task.new(:rdoc) do |rdoc|
+  rdoc.rdoc_dir = 'rdoc'
+  rdoc.title    = 'ActiveStorageDB'
+  rdoc.options << '--line-numbers'
+  rdoc.rdoc_files.include('README.md')
+  rdoc.rdoc_files.include('lib/**/*.rb')
+end
+
+APP_RAKEFILE = File.expand_path("test/dummy/Rakefile", __dir__)
+load 'rails/tasks/engine.rake'
+
+load 'rails/tasks/statistics.rake'
+
+require 'bundler/gem_tasks'
+
+require 'rake/testtask'
+
+Rake::TestTask.new(:test) do |t|
+  t.libs << 'test'
+  t.pattern = 'test/**/*_test.rb'
+  t.verbose = false
+end
+
+task default: :test

active_storage_db.gemspec

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+$:.push File.expand_path("lib", __dir__)
+
+# Maintain your gem's version:
+require "active_storage_db/version"
+
+# Describe your gem and declare its dependencies:
+Gem::Specification.new do |spec|
+  spec.name        = "active_storage_db"
+  spec.version     = ActiveStorageDB::VERSION
+  spec.authors     = ["Mattia Roccoberton"]
+  spec.email       = ["mattiaroccoberton@nebulab.it"]
+  spec.homepage    = "TODO"
+  spec.summary     = "TODO: Summary of ActiveStorageDB."
+  spec.description = "TODO: Description of ActiveStorageDB."
+  spec.license     = "MIT"
+
+  # Prevent pushing this gem to RubyGems.org. To allow pushes either set the 'allowed_push_host'
+  # to allow pushing to a single host or delete this section to allow pushing to any host.
+  if spec.respond_to?(:metadata)
+    spec.metadata["allowed_push_host"] = "TODO: Set to 'http://mygemserver.com'"
+  else
+    raise "RubyGems 2.0 or newer is required to protect against " \
+      "public gem pushes."
+  end
+
+  spec.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.md"]
+
+  spec.add_dependency "rails", "~> 6.0.3", ">= 6.0.3.2"
+
+  spec.add_development_dependency "sqlite3"
+end

app/assets/config/active_storage_db_manifest.js

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+//= link_directory ../stylesheets/active_storage_db .css

app/assets/stylesheets/active_storage_db/application.css

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+/*
+ * This is a manifest file that'll be compiled into application.css, which will include all the files
+ * listed below.
+ *
+ * Any CSS and SCSS file within this directory, lib/assets/stylesheets, vendor/assets/stylesheets,
+ * or any plugin's vendor/assets/stylesheets directory can be referenced here using a relative path.
+ *
+ * You're free to add application-wide styles to this file and they'll appear at the bottom of the
+ * compiled file so the styles you add here take precedence over styles defined in any other CSS/SCSS
+ * files in this directory. Styles in this file should be added after the last require_* statement.
+ * It is generally better to create a new file per style scope.
+ *
+ *= require_tree .
+ *= require_self
+ */

app/controllers/active_storage_db/application_controller.rb

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+module ActiveStorageDB
+  class ApplicationController < ActionController::Base
+    protect_from_forgery with: :exception
+  end
+end

app/helpers/active_storage_db/application_helper.rb

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+module ActiveStorageDB
+  module ApplicationHelper
+  end
+end

app/jobs/active_storage_db/application_job.rb

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+module ActiveStorageDB
+  class ApplicationJob < ActiveJob::Base
+  end
+end

app/mailers/active_storage_db/application_mailer.rb

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+module ActiveStorageDB
+  class ApplicationMailer < ActionMailer::Base
+    default from: 'from@example.com'
+    layout 'mailer'
+  end
+end

app/models/active_storage_db/application_record.rb

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+module ActiveStorageDB
+  class ApplicationRecord < ActiveRecord::Base
+    self.abstract_class = true
+  end
+end

app/views/layouts/active_storage_db/application.html.erb

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+<!DOCTYPE html>
+<html>
+<head>
+  <title>Active storage db</title>
+  <%= csrf_meta_tags %>
+  <%= csp_meta_tag %>
+
+  <%= stylesheet_link_tag    "active_storage_db/application", media: "all" %>
+</head>
+<body>
+
+<%= yield %>
+
+</body>
+</html>

bin/rails

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+#!/usr/bin/env ruby
+# This command will automatically be run when you run "rails" with Rails gems
+# installed from the root of your application.
+
+ENGINE_ROOT = File.expand_path('..', __dir__)
+ENGINE_PATH = File.expand_path('../lib/active_storage_db/engine', __dir__)
+APP_PATH = File.expand_path('../test/dummy/config/application', __dir__)
+
+# Set up gems listed in the Gemfile.
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
+
+require 'rails/all'
+require 'rails/engine/commands'

config/routes.rb

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+ActiveStorageDB::Engine.routes.draw do
+end

lib/active_storage_db.rb

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+require "active_storage_db/engine"
+
+module ActiveStorageDB
+  # Your code goes here...
+end

lib/active_storage_db/engine.rb

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+module ActiveStorageDB
+  class Engine < ::Rails::Engine
+    isolate_namespace ActiveStorageDB
+  end
+end

lib/active_storage_db/version.rb

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+module ActiveStorageDB
+  VERSION = '0.1.0'
+end

lib/tasks/active_storage_db_tasks.rake

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+# desc "Explaining what the task does"
+# task :active_storage_db do
+#   # Task goes here
+# end

test/active_storage_db_test.rb

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+require 'test_helper'
+
+class ActiveStorageDB::Test < ActiveSupport::TestCase
+  test "truth" do
+    assert_kind_of Module, ActiveStorageDB
+  end
+end

test/dummy/.ruby-version

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+ruby-2.7.1

test/dummy/Rakefile

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+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require_relative 'config/application'
+
+Rails.application.load_tasks

test/dummy/app/assets/config/manifest.js

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+//= link_tree ../images
+//= link_directory ../stylesheets .css
+//= link active_storage_db_manifest.js

test/dummy/app/assets/stylesheets/application.css

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+/*
+ * This is a manifest file that'll be compiled into application.css, which will include all the files
+ * listed below.
+ *
+ * Any CSS and SCSS file within this directory, lib/assets/stylesheets, vendor/assets/stylesheets,
+ * or any plugin's vendor/assets/stylesheets directory can be referenced here using a relative path.
+ *
+ * You're free to add application-wide styles to this file and they'll appear at the bottom of the
+ * compiled file so the styles you add here take precedence over styles defined in any other CSS/SCSS
+ * files in this directory. Styles in this file should be added after the last require_* statement.
+ * It is generally better to create a new file per style scope.
+ *
+ *= require_tree .
+ *= require_self
+ */

test/dummy/app/channels/application_cable/channel.rb

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+module ApplicationCable
+  class Channel < ActionCable::Channel::Base
+  end
+end

test/dummy/app/channels/application_cable/connection.rb

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+module ApplicationCable
+  class Connection < ActionCable::Connection::Base
+  end
+end

test/dummy/app/controllers/application_controller.rb

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+class ApplicationController < ActionController::Base
+end

test/dummy/app/helpers/application_helper.rb

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+module ApplicationHelper
+end

test/dummy/app/javascript/packs/application.js

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+// This is a manifest file that'll be compiled into application.js, which will include all the files
+// listed below.
+//
+// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
+// or any plugin's vendor/assets/javascripts directory can be referenced here using a relative path.
+//
+// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
+// compiled file. JavaScript code in this file should be added after the last require_* statement.
+//
+// Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
+// about supported directives.
+//
+//= require rails-ujs
+//= require activestorage
+//= require_tree .

test/dummy/app/jobs/application_job.rb

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+class ApplicationJob < ActiveJob::Base
+  # Automatically retry jobs that encountered a deadlock
+  # retry_on ActiveRecord::Deadlocked
+
+  # Most jobs are safe to ignore if the underlying records are no longer available
+  # discard_on ActiveJob::DeserializationError
+end

test/dummy/app/mailers/application_mailer.rb

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+class ApplicationMailer < ActionMailer::Base
+  default from: 'from@example.com'
+  layout 'mailer'
+end

test/dummy/app/models/application_record.rb

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+class ApplicationRecord < ActiveRecord::Base
+  self.abstract_class = true
+end

test/dummy/app/views/layouts/application.html.erb

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+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Dummy</title>
+    <%= csrf_meta_tags %>
+    <%= csp_meta_tag %>
+
+    <%= stylesheet_link_tag    'application', media: 'all' %>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>

test/dummy/app/views/layouts/mailer.html.erb

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+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>

test/dummy/app/views/layouts/mailer.text.erb

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+<%= yield %>

test/dummy/bin/rails

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+#!/usr/bin/env ruby
+APP_PATH = File.expand_path('../config/application', __dir__)
+require_relative '../config/boot'
+require 'rails/commands'

test/dummy/bin/rake

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+#!/usr/bin/env ruby
+require_relative '../config/boot'
+require 'rake'
+Rake.application.run