# Entrar no projeto rails criado ComputacaoNaPratica
C:\Projetos>cd computacaonapratica
C:\Projetos\computacaonapratica>
#Iniciar o servidor
C:\Projetos\computacaonapratica>rails s
=> Booting WEBrick
=> Rails 4.2.8 application starting in development on http://localhost:3000
=> Run `rails server -h` for more startup options
=> Ctrl-C to shutdown server
[2017-09-13 05:16:16] INFO WEBrick 1.3.1
[2017-09-13 05:16:16] INFO ruby 2.2.6 (2016-11-15) [x64-mingw32]
[2017-09-13 05:16:16] INFO WEBrick::HTTPServer#start: pid=18536 port=3000
Abrir o navegador em http://localhost:3000/
#Parar o servidor
Ctrl + c
Started GET "/" for ::1 at 2017-09-13 05:17:29 -0300
Processing by Rails::WelcomeController#index as HTML
Rendered C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/railties-4.2.8/lib/rails/templates/rails/welcome/index.html.erb (25.7ms)
Completed 200 OK in 272ms (Views: 250.5ms | ActiveRecord: 0.0ms)
[2017-09-13 05:19:46] INFO going to shutdown ...
[2017-09-13 05:19:46] INFO WEBrick::HTTPServer#start done.
Exiting
Deseja finalizar o arquivo em lotes (S/N)? S
C:\Projetos\computacaonapratica>
#Instalar o bootstrap
Instalar e Abrir o Sublime Text3
Abrir o arquivo
C:\Projetos\computacaonapratica\
Gemfile e adicionar
gem 'bootstrap-sass', '~> 3.3.6'
Salvar o arquivo Gemfile No prompt
executar:
C:\Projetos\computacaonapratica>bundle install
C:\Projetos\computacaonapratica>bundle install
Fetching gem metadata from https://rubygems.org/...........
Fetching gem metadata from https://rubygems.org/..............
Fetching gem metadata from https://rubygems.org/...
Resolving dependencies...
Using rake 12.1.0
Using i18n 0.8.6
Using minitest 5.10.3
Using thread_safe 0.3.6
Using tzinfo 1.2.3
Using activesupport 4.2.8
Using builder 3.2.3
Using erubis 2.7.0
Using mini_portile2 2.2.0
Using nokogiri 1.8.0 (x64-mingw32)
Using rails-deprecated_sanitizer 1.0.3
Using rails-dom-testing 1.0.8
Using loofah 2.0.3
Using rails-html-sanitizer 1.0.3
Using actionview 4.2.8
Using rack 1.6.8
Using rack-test 0.6.3
Using actionpack 4.2.8
Using globalid 0.4.0
Using activejob 4.2.8
Using mime-types-data 3.2016.0521
Using mime-types 3.1
Using mail 2.6.6
Using actionmailer 4.2.8
Using activemodel 4.2.8
Using arel 6.0.4
Using activerecord 4.2.8
Using execjs 2.7.0
Fetching autoprefixer-rails 7.1.4
Installing autoprefixer-rails 7.1.4
Using debug_inspector 0.0.3
Using binding_of_caller 0.7.2
Using rb-fsevent 0.10.2
Using ffi 1.9.18 (x64-mingw32)
Using rb-inotify 0.9.10
Using sass-listen 4.0.0
Using sass 3.5.1
Using bootstrap-sass 3.3.7
Using bundler 1.16.0.pre.2
Using byebug 9.1.0
Using coffee-script-source 1.12.2
Using coffee-script 2.4.1
Using thor 0.20.0
Using railties 4.2.8
Using coffee-rails 4.1.1
Using concurrent-ruby 1.0.5
Using multi_json 1.12.2
Using jbuilder 2.7.0
Using jquery-rails 4.3.1
Using json 1.8.6
Using sprockets 3.7.1
Using sprockets-rails 3.2.1
Using rails 4.2.8
Using rdoc 4.3.0
Using tilt 2.0.8
Using sass-rails 5.0.6
Using sdoc 0.4.2
Using sqlite3 1.3.13 (x64-mingw32)
Using turbolinks-source 5.0.3
Using turbolinks 5.0.1
Using tzinfo-data 1.2017.2
Using uglifier 3.2.0
Using web-console 2.3.0
Bundle complete! 13 Gemfile dependencies, 62 gems now installed.
Use `bundle info [gemname]` to see where a bundled gem is installed.
C:\Projetos\computacaonapratica>
Verificar que o bootstrap-sass foi instalado
# Configurar o bootstrap
Renomear o arquivo app/assets/stylesheets/application.css para:
app/assets/stylesheets/application.scss Limpar todo o conteúdo do arquivo application.scss No arquivo application.scss adicionar: @import "bootstrap-sprockets"; @import "bootstrap"; Abrir o arquivo app/assets/javascripts/application.js # Adicionar o bootstrap ABAIXO de
//= require jq
uery //= require jquery //= require bootstrap-sprockets
#Iniciar o servidor
C:\Projetos\computacaonapratica>rails s
=> Booting WEBrick
=> Rails 4.2.8 application starting in development on http://localhost:3000
=> Run `rails server -h` for more startup options
=> Ctrl-C to shutdown server
[2017-09-13 05:16:16] INFO WEBrick 1.3.1
[2017-09-13 05:16:16] INFO ruby 2.2.6 (2016-11-15) [x64-mingw32]
[2017-09-13 05:16:16] INFO WEBrick::HTTPServer#start: pid=18536 port=3000
Abrir o navegador em http://localhost:3000/
#Parar o servidor
Ctrl + c
Started GET "/" for ::1 at 2017-09-13 05:17:29 -0300
Processing by Rails::WelcomeController#index as HTML
Rendered C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/railties-4.2.8/lib/rails/templates/rails/welcome/index.html.erb (25.7ms)
Completed 200 OK in 272ms (Views: 250.5ms | ActiveRecord: 0.0ms)
[2017-09-13 05:19:46] INFO going to shutdown ...
[2017-09-13 05:19:46] INFO WEBrick::HTTPServer#start done.
Exiting
Deseja finalizar o arquivo em lotes (S/N)? S
C:\Projetos\computacaonapratica>
# Criar a página de login para usuário
## Instalando o Devise
No arquivo Gemfile adicionar
gem 'devise', '~> 4.2'
Salvar o arquivo Gemfile
Executar o comando:
C:\Projetos\computacaonapratica>bundle install
Em seguida, executar o comando:
C:\Projetos\computacaonapratica>rails g devise:install
create config/initializers/devise.rb
create config/locales/devise.en.yml
===============================================================================
Some setup you must do manually if you haven't yet:
1. Ensure you have defined default url options in your environments files. Here
is an example of default_url_options appropriate for a development environment
in config/environments/development.rb:
config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
In production, :host should be set to the actual host of your application.
2. Ensure you have defined root_url to *something* in your config/routes.rb.
For example:
root to: "home#index"
3. Ensure you have flash messages in app/views/layouts/application.html.erb.
For example:
<'p class="notice"><'%= notice %><'/p>
<'p class="alert"><'%= alert %><'/p>
4. You can copy Devise views (for customization) to your app by running:
rails g devise:views
===============================================================================
# Configurar o Devise
## Adicionar no arquivo config/environments/development.rb:
config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
Salvar arquivo
## Adicionar no arquivo config/routes.rb:
root 'pages#home'
Salvar arquivo
## Criar a rota
Executar o comando:
C:\Projetos\computacaonapratica>rake routes
Prefix Verb URI Pattern Controller#Action
new_user_session GET /users/sign_in(.:format) devise/sessions#new
user_session POST /users/sign_in(.:format) devise/sessions#create
destroy_user_session DELETE /users/sign_out(.:format) devise/sessions#destroy
user_password POST /users/password(.:format) devise/passwords#create
new_user_password GET /users/password/new(.:format) devise/passwords#new
edit_user_password GET /users/password/edit(.:format) devise/passwords#edit
PATCH /users/password(.:format) devise/passwords#update
PUT /users/password(.:format) devise/passwords#update
cancel_user_registration GET /users/cancel(.:format) devise/registrations#cancel
user_registration POST /users(.:format) devise/registrations#create
new_user_registration GET /users/sign_up(.:format) devise/registrations#new
edit_user_registration GET /users/edit(.:format) devise/registrations#edit
PATCH /users(.:format) devise/registrations#update
PUT /users(.:format) devise/registrations#update
DELETE /users(.:format) devise/registrations#destroy
root GET / pages#home
## Criar a pasta app/views/pages
## Criar o arquivo home.html.erb dentro da pasta app/views/pages
Com o seguinte conteúdo:
<p>pages#home</p>
<%= link_to "Log in", new_user_session_path %> | <%= link_to "Log out", destroy_user_session_path, method: :delete %>
Salvar o arquivo
## Criar o controlador PagesController em app/controller/pages_controller.rb
Com o seguinte conteúdo:
class PagesController < ApplicationController
def home
end
end
Salvar o arquivo
## No arquivo app/views/layouts/application.html.erb:
<html>
...
<body>
<p class="notice"><%= notice %></p>
<p class="alert"><%= alert %></p>
<%= yield %>
</body>
</html>
Salvar o arquivo
# Criar o model User
C:\Projetos\computacaonapratica>rails g devise User
invoke active_record
create db/migrate/20170809005335_devise_create_users.rb
create app/models/user.rb
invoke test_unit
create test/models/user_test.rb
create test/fixtures/users.yml
insert app/models/user.rb
route devise_for :users
# Adicionar no Banco de Dados
rails 4> C:\Projetos\computacaonapratica>rake db:migrate
== 20170809005335 DeviseCreateUsers: migrating ================================
-- create_table(:users)
-> 0.0033s
-- add_index(:users, :email, {:unique=>true})
-> 0.0019s
-- add_index(:users, :reset_password_token, {:unique=>true})
-> 0.0013s
== 20170809005335 DeviseCreateUsers: migrated (0.0092s) =======================
# Abrir o programa DB Browser for SQLite que está instalado na máquina
Selecionar o esquema em "Abrir banco de dados" com o arquivo:
C:\Projetos\computacaonapratica
/db/development.sqlite3
Abrir a tabela "Users" em Navergar dados > Tabela "User"
# Adicionar as Views
C:\Projetos\computacaonapratica>rails g devise:views
Expected boolean default value for '--markerb'; got :erb (string)
invoke Devise::Generators::SharedViewsGenerator
create app/views/devise/shared
create app/views/devise/shared/_links.html.erb
invoke form_for
create app/views/devise/confirmations
create app/views/devise/confirmations/new.html.erb
create app/views/devise/passwords
create app/views/devise/passwords/edit.html.erb
create app/views/devise/passwords/new.html.erb
create app/views/devise/registrations
create app/views/devise/registrations/edit.html.erb
create app/views/devise/registrations/new.html.erb
create app/views/devise/sessions
create app/views/devise/sessions/new.html.erb
create app/views/devise/unlocks
create app/views/devise/unlocks/new.html.erb
invoke erb
create app/views/devise/mailer
create app/views/devise/mailer/confirmation_instructions.html.erb
create app/views/devise/mailer/email_changed.html.erb
create app/views/devise/mailer/password_change.html.erb
create app/views/devise/mailer/reset_password_instructions.html.erb
create app/views/devise/mailer/unlock_instructions.html.erb
# Iniciar o servidor e cadastrar um novo usuário
C:\Projetos\computacaonapratica>rails s
Acessar a página http://localhost:3000/users/sign_up
Cadastrar um novo usuário
# O sistema direciona para a página Home.
Verificar no banco de dados se o usuário foi criado com sucesso.
# Fazer o log out.
# Fazer o login
# Mensagem de login com sucesso
Continua...
DICA:
Se houver algum erro "cannot load such file -- bcrypt_ext", precisa alterar no arquivo Gemfile da raíz do projeto:
gem 'bcrypt', git: 'https://github.com/codahale/bcrypt-ruby.git',
:require => 'bcrypt'
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