initial page for the blog itself and the admin panel

Rakefile

@@ -0,0 +1,26 @@
+$LOAD_PATH << File.expand_path(__FILE__) + '/'
+require 'libs'
+
+require 'dm-migrations'
+
+namespace :dm do
+  desc 'migrate to the database model'
+  task :migrate do
+    DataMapper.auto_migrate!
+  end
+
+  desc 'upgrade the database to the latest model'
+  task :upgrade do
+    DataMapper.auto_upgrade!
+  end
+
+  desc 'fill the database with dummy data from seeds.rb'
+  task :seed do
+    require 'seeds'
+  end
+end
+
+desc 'open a console with all libs loaded and a database connection opened'
+task :console do
+  sh "irb -rubygems -I#{File.expand_path(File.dirname(__FILE__))} -r libs"
+end

admin.rb

@@ -0,0 +1,5 @@
+class Admin < Sinatra::Base
+  get '/' do
+    'das Adminpanel! und <a href="/">zurueck</a>'
+  end
+end

config.ru

@@ -0,0 +1,8 @@
+$LOAD_PATH << File.expand_path(File.dirname(__FILE__)) + '/'
+require 'libs'
+
+use Rack::CommonLogger
+run Rack::URLMap.new({
+  '/' => Blog,
+  '/admin' => Admin
+})

libs.rb

@@ -0,0 +1,20 @@
+# this file loads only the libs needed for using "something"
+require 'rubygems'
+require 'bundler/setup'
+require 'bcrypt'
+require 'data_mapper'
+require 'sinatra'
+require 'settings'
+
+DataMapper::Logger.new($stdout, :debug) if Configuration.environment == :development
+DataMapper.setup(:default, Configuration.dbconn)
+
+# load the models
+$LOAD_PATH << File.expand_path(File.dirname(__FILE__)) + '/models'
+require 'account'
+require 'post'
+
+DataMapper.finalize
+
+require 'page'
+require 'admin'

models/account.rb

@@ -0,0 +1,57 @@
+class Account
+  include DataMapper::Resource
+  include DataMapper::Validate
+  attr_accessor :password, :password_confirmation
+
+  # Properties
+  property :id,               Serial
+  property :username,         String, :lazy => false
+  property :email,            String
+  property :crypted_password, String, :length => 70
+  property :role,             String
+
+  has n, :posts
+
+  # Validations
+  validates_presence_of      :username, :email, :role
+  validates_uniqueness_of    :username, :case_sensitive => false
+  validates_presence_of      :password,                          :if => :password_required
+  validates_presence_of      :password_confirmation,             :if => :password_required
+  validates_length_of        :password, :min => 4, :max => 40,   :if => :password_required
+  validates_confirmation_of  :password,                          :if => :password_required
+  validates_length_of        :email,    :min => 3, :max => 100
+  validates_uniqueness_of    :email,    :case_sensitive => false
+  validates_format_of        :email,    :with => :email_address
+  validates_format_of        :role,     :with => /[A-Za-z]/
+
+  # Callbacks
+  before :save, :encrypt_password
+
+  ##
+  # This method is for authentication purpose
+  #
+  def self.authenticate(username, password)
+    account = first(:conditions => { :username => username }) unless username.nil?
+    account && account.has_password?(password) ? account : nil
+  end
+
+  ##
+  # This method is used by AuthenticationHelper
+  #
+  def self.find_by_id(id)
+    get(id) rescue nil
+  end
+
+  def has_password?(password)
+    ::BCrypt::Password.new(crypted_password) == password
+  end
+
+  private
+    def password_required
+      crypted_password.nil? || password.present?
+    end
+
+    def encrypt_password
+      self.crypted_password = ::BCrypt::Password.create(password) unless password.nil?
+    end
+end

models/post.rb

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+class Post
+  include DataMapper::Resource
+  include DataMapper::Validate
+
+  property :id,       Serial
+  property :title,    Text,    :required => true
+  property :written,  Time,    :default => lambda { Time.now }
+  property :released, Boolean, :default => false
+  property :markup,   Text,    :default => 'textile'
+  property :content,  Text
+
+  belongs_to :account
+end

page.rb

@@ -0,0 +1,10 @@
+class Blog < Sinatra::Base
+  set :logging, true
+  get '/' do
+    s = '<p><a href="/admin">Adminpanel</a></p>'
+    Post.all(:released => true, :order => [:written.desc]).each do |post|
+      s += "Post: #{post.title} von #{post.account.username}<br />"
+    end
+    s
+  end
+end

seeds.rb

@@ -0,0 +1,21 @@
+gib = Account.new(
+  :username => 'Gibheer',
+  :password => 'food',
+  :password_confirmation => 'food',
+  :email => 'foo@bar.com',
+  :role => 'admin'
+)
+gib.save
+storm = Account.new(
+  :username => 'Stormwind',
+  :password => 'bard',
+  :password_confirmation => 'bard',
+  :email => 'bar@foo.com',
+  :role => 'admin'
+)
+storm.save
+
+storm.posts.new(:title => 'bar', :content => 'das ist mein post!').save
+gib.posts.new(:title => 'foo', :content => 'das ist meiner', :released => true).save
+gib.posts.new(:title => 'lala', :content => 'lorem ipsum und so rum').save
+storm.posts.new(:title => 'erster!', :content => 'ich bin ganz oben!', :released => true).save