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rails konytvar/a/programhoz/kodnev
rails todo

parancssor> rails todo
      create
      create  app/apis
      create  app/controllers
      create  app/helpers
      create  app/models
      create  app/views/layouts
      create  config/environments
      create  components
      create  db
      create  doc
      create  lib
      create  log
      create  public/images
      create  public/javascripts
      create  public/stylesheets
      create  script
      create  test/fixtures
      create  test/functional
      create  test/mocks/development
      create  test/mocks/test
      create  test/unit
      create  vendor
      create  Rakefile
      create  README
      create  CHANGELOG
      create  app/controllers/application.rb
      create  app/helpers/application_helper.rb
      create  test/test_helper.rb
      create  config/database.yml
      create  config/routes.rb
      create  public/.htaccess
      create  config/environment.rb
      create  config/environments/production.rb
      create  config/environments/development.rb
      create  config/environments/test.rb
      create  script/console
      create  script/destroy
      create  script/generate
      create  script/server
      create  script/runner
      create  script/benchmarker
      create  script/profiler
      create  script/breakpointer
      create  public/dispatch.rb
      create  public/dispatch.cgi
      create  public/dispatch.fcgi
      create  public/404.html
      create  public/500.html
      create  public/index.html
      create  public/favicon.ico
      create  public/javascripts/prototype.js
      create  public/javascripts/effects.js
      create  public/javascripts/dragdrop.js
      create  public/javascripts/controls.js
      create  doc/README_FOR_APP
      create  log/server.log
      create  log/production.log
      create  log/development.log
      create  log/test.log

script/server

parancssor> script/server
=> Rails application started on http://0.0.0.0:3000
=> Ctrl-C to shutdown server; call with --help for options
[2005-07-31 18:35:57] INFO  WEBrick 1.3.1
[2005-07-31 18:35:57] INFO  ruby 1.8.2 (2004-12-25) [i386-linux]
[2005-07-31 18:35:58] INFO  WEBrick::HTTPServer#start: pid=4764 port=3000

parancssor> script/generate controller Todo

parancssor> script/generate controller Todo
      exists  app/controllers/
      exists  app/helpers/
      create  app/views/todo
      exists  test/functional/
      create  app/controllers/todo_controller.rb
      create  test/functional/todo_controller_test.rb
      create  app/helpers/todo_helper.rb

class ApplicationController < ActionController::Base
end

class ApplicationController < ActionController::Base
  def index
    render :text => "A Ruby on Rails üdvözöl!"
  end
end

parancssor> mysql -u root -p
Enter password: ********
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 4 to server version: 4.1.12

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql> create database todo;
Query OK, 1 row affected (0.08 sec)

mysql> use todo;
Database changed
mysql> create table entries (id int auto_increment primary key, title varchar(128), txt text);
Query OK, 0 rows affected (0.01 sec)
mysql> quit
Bye

script/generate model Entry

parancssor> script/generate model Entry
      exists  app/models/
      exists  test/unit/
      exists  test/fixtures/
      create  app/models/entry.rb
      create  test/unit/entry_test.rb
      create  test/fixtures/entries.yml

development:
  adapter: mysql
  database: todo
  host: localhost
  username: root
  password: ********

class ApplicationController < ActionController::Base
  scaffold :entry
end

C:\>mysql -u root -p todo
Enter password: ********
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 15 to server version: 4.1.12a-nt

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql> alter table entries add deadline datetime default "2010/12/31 23:59:59" after title;
Query OK, 2 rows affected (0.02 sec)
Records: 2  Duplicates: 0  Warnings: 0

mysql> quit
Bye

<h1>Tennivalóim</h1>
<%= link_to 'Új elem', :action => 'new' %>

<% for entry in @entries %>
<hr />
<h2><%=h entry.title %></h2>
<p><%h entry.deadline %></p>
<p>
  <%= link_to 'Szerkeszt', :action => 'edit', :id => entry %>
  <%= link_to 'Töröl', {:action => 'destroy', :id => entry}, :confirm => 'Biztosan?' %>
</p>
<% end %>

parancssor> script/generate scaffold entry todo

class TesztController < ApplicationController
  def index
    list
    render :action => 'list'
  end

  def list
    @teszt_pages, @teszts = paginate :teszt, :per_page => 10
  end

  def show
    @teszt = Teszt.find(params[:id])
  end

  def new
    @teszt = Teszt.new
  end

  def create
    @teszt = Teszt.new(params[:teszt])
    if @teszt.save
      flash[:notice] = 'Teszt was successfully created.'
      redirect_to :action => 'list'
    else
      render :action => 'new'
    end
  end

  def edit
    @teszt = Teszt.find(params[:id])
  end

  def update
    @teszt = Teszt.find(params[:id])
    if @teszt.update_attributes(params[:teszt])
      flash[:notice] = 'Teszt was successfully updated.'
      redirect_to :action => 'show', :id => @teszt
    else
      render :action => 'edit'
    end
  end

  def destroy
    Teszt.find(params[:id]).destroy
    redirect_to :action => 'list'
  end
end

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Ruby on Rails

Ruby, egy új generációs nyelv

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Ruby on Rails, sínen vagyunk hát

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