Class: Discerner::InstallGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Defined in:
lib/generators/discerner/install/install_generator.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.source_paths ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 14

def self.source_paths
  paths = self.superclass.source_paths
  paths << File.expand_path("../templates", __FILE__)
  paths.flatten
end

Instance Method Details

#add_discerner_user_method ⇒ Object

shameless steal from forem git://github.com/radar/forem.git



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# File 'lib/generators/discerner/install/install_generator.rb', line 30

def add_discerner_user_method
  current_user_helper = options["current-user-helper"].presence ||
                        ask("What is the current_user helper called in your app? [current_user]").presence ||
                        'current_user if defined?(current_user)'
  puts "Defining discerner_user method inside ApplicationController..."

  discerner_user_method = %Q{
  def discerner_user
#{current_user_helper}
  end
  helper_method :discerner_user
}
  inject_into_file("#{Rails.root}/app/controllers/application_controller.rb",
                   discerner_user_method,
                   after: "ActionController::Base\n", force: false)
end

#add_discerner_view_helpers ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 47

def add_discerner_view_helpers
  puts "Defining discerner view helpers inside ApplicationHelper..."

  discerner_helper_methods = %Q{
  def export_discerner_results?
true
  end

  def show_discerner_results?
true
  end

  def enable_combined_searches?
true
  end
}
  inject_into_file("#{Rails.root}/app/helpers/application_helper.rb",
                   discerner_helper_methods,
                   after: "ApplicationHelper\n")
end

#finished ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 134

def finished
  output = "\n\n" + ("*" * 53)
  output += "\nDone! Discerner has been successfully installed. Here's what happened:\n\n"
  output += "-- Discerner's migrations were copied over into db/migrate.\n"
  output += "-- A new method called `discerner_user` was inserted into your ApplicationController. This lets Discerner know what the current user of your application is.\n"

  unless options["no-migrate"]
    output += "-- `rake db:migrate` was run, running all the migrations against your database.\n"
    output += "-- Seed operators were loaded into your database.\n"
  end
  output += "-- The engine was mounted in your config/routes.rb file using this line:
    mount Discerner::Engine, at: \"/\""
  output += "\nIf you want to change where the searches are located, just change the \"/searches\" path at the end of this line to whatever you want."
  output += "\n--  Sample search dictionary was copied into lib/setup. If you want to try it out, run `rails generate discerner:dictionary lib/setup/dictionaries.yml`. This will:\n"
  output += "\n-- parse dictionary definitions from lib/setup/dictionaries.yml into the database."
  output += "\n-- create corresponsing classes"
  output += "\n-- create corresponsing views for results display"
  puts output
end

#install_migrations ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 22

def install_migrations
  puts "Copying over Discerner migrations..."
  Dir.chdir(Rails.root) do
    `rake discerner:install:migrations`
  end
end

#make_customizable ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 95

def make_customizable
  if options["customize-all"] || options["customize-controllers"]
    path = "#{Rails.root}/app/controllers/discerner"
    empty_directory path
    copy_file "controllers/searches_controller.rb", "#{path}/searches_controller.rb"
    copy_file "controllers/parameters_controller.rb", "#{path}/parameters_controller.rb"
    copy_file "controllers/export_parameters_controller.rb", "#{path}/export_parameters_controller.rb"
  end

  if options["customize-all"] || options["customize-helpers"]
    path = "#{Rails.root}/app/helpers/discerner"
    empty_directory "#{path}"
    copy_file "helpers/searches_helper.rb", "#{path}/searches_helper.rb"
  end

  if options["customize-all"] || options["customize-models"]
    path = "#{Rails.root}/app/models/discerner"
    empty_directory "#{path}"
    copy_file "models/dictionary.rb", "#{path}/dictionary.rb"
    copy_file "models/export_parameter.rb", "#{path}/export_parameter.rb"
    copy_file "models/operator.rb", "#{path}/operator.rb"
    copy_file "models/parameter_category.rb", "#{path}/parameter_category.rb"
    copy_file "models/parameter_type.rb", "#{path}/parameter_type.rb"
    copy_file "models/parameter_value.rb", "#{path}/parameter_value.rb"
    copy_file "models/parameter.rb", "#{path}/parameter.rb"
    copy_file "models/search_combination.rb", "#{path}/search_combination.rb"
    copy_file "models/search_parameter_value.rb", "#{path}/search_parameter_value.rb"
    copy_file "models/search_parameter.rb", "#{path}/search_parameter.rb"
    copy_file "models/search_namespace.rb", "#{path}/search_namespace.rb"
    copy_file "models/search.rb", "#{path}/search.rb"
  end

  if options["customize-all"] || options["customize-layout"]
    path = "#{Rails.root}/app/views/layouts/discerner"
    empty_directory "#{path}"
    copy_file "views/layouts/searches.html.erb", "#{path}/searches.html.erb"
  end
end

#mount_engine ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 82

def mount_engine
  puts "Mounting Discerner::Engine at \"/\" in config/routes.rb..."
  insert_into_file("#{Rails.root}/config/routes.rb", after: /routes.draw.do\n/) do
    %Q{  mount Discerner::Engine, at: "/"\n}
  end
end

#run_migrations ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 68

def run_migrations
  unless options["no-migrate"]
    puts "Running rake db:migrate"
    `rake db:migrate`
  end
end

#sample_dictionary ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 89

def sample_dictionary
  path = "#{Rails.root}/lib/setup"
  empty_directory "#{path}"
  copy_file "dictionaries.yml", "#{path}/dictionaries.yml"
end

#seed_database_with_operators ⇒ Object 



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# File 'lib/generators/discerner/install/install_generator.rb', line 75

def seed_database_with_operators
  unless options["no-migrate"]
    puts "Running rake discerner:setup:operators"
    `rake discerner:setup:operators`
  end
end