update domain name, with warning

Gemfile

@@ -17,6 +17,7 @@ gem 'validates_hostname', '~> 1.0.0', :git => 'https://github.com/KimNorgaard/va
 gem 'nilify_blanks', '~> 1.0.0'
 gem 'rails_config', '~> 0.2.4'
 # gem 'rails-settings-cached', :require => 'rails-settings'
+gem 'active-model-email-validator', '~> 1.0.2'
 gem 'capistrano', '~> 2.9.0'
 
 # Gems used only for assets and not required

Gemfile.lock

@@ -28,6 +28,9 @@ GEM
       rack-mount (~> 0.8.2)
       rack-test (~> 0.6.1)
       sprockets (~> 2.0.0)
+    active-model-email-validator (1.0.2)
+      activemodel
+      mail
     activemodel (3.1.1.rc1)
       activesupport (= 3.1.1.rc1)
       builder (~> 3.0.0)
@@ -209,6 +212,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  active-model-email-validator (~> 1.0.2)
   active_scaffold (~> 3.1.0)!
   cancan (~> 1.6.5)
   capistrano (~> 2.9.0)

app/controllers/domains_controller.rb

@@ -32,12 +32,14 @@ class DomainsController < ApplicationController
   
   def before_update_save(record) # just to make sure of params tampering
     record.type = 'NATIVE'
+    @name_changed = @record.name_changed?
   end
 
   def after_update_save(record)
-    if @record.nam_changed?
-      flash[:warning] = "Changing the name of a domain migrates all it's records to the new name!"
+    if @name_changed
+      flash.now[:warning] = "Changing the name of a domain migrates all it's records to the new name!"
     end
+    @record.reload
   end
   
 end

app/models/domain.rb

@@ -29,7 +29,7 @@ class Domain < ActiveRecord::Base
   validates :master, :ip => true, :allow_nil => true, :if => :slave?
   validates :type, :inclusion => { :in => @@types, :message => "Unknown domain type" }
   validates :soa_record, :presence => {:unless => :slave?}
-  validates_associated :soa_record, :allow_nil => true
+  validates_associated :soa_record #, :allow_nil => true
   validates :ns_records, :presence => true, :length => {
     :minimum => 2, :maximum => 10,
     :message => "must have be at least 2, at most 10"}
@@ -43,13 +43,39 @@ class Domain < ActiveRecord::Base
   
   before_validation(:on => :update) do
     if name_changed?
-      soa_record.reset_serial
-      # soa_record.name = soa_record.name.gsub(/#{name_was}$/, name)
-      for record in records
-        record.name = record.name.gsub(/#{name_was}$/, name)
+      name_was_pattern = /#{Regexp.escape(name_was)}$/
+      each_update_involved_record do |record|
+        if record.type == 'SOA'
+          record.reset_serial
+          record.name = name
+        else
+          record.name = record.name.sub(name_was_pattern, name)
+        end
+        record.domain = self
       end
     end
   end
+
+  after_update do
+    if name_changed?
+      name_was_pattern = /#{Regexp.escape(name_was)}$/
+      for record in records.all
+        record.name = record.name.sub(name_was_pattern, name)
+        record.save!
+      end
+    end
+  end
+  
+  def each_update_involved_record
+    yield soa_record
+    for record in soa_records
+      yield record
+    end
+    for record in records
+      yield record
+    end
+  end
+
   
   def setup(email)
     build_soa_record

app/models/record.rb

@@ -36,7 +36,7 @@ class Record < ActiveRecord::Base
   def prepare_name!
     return if domain.nil? or domain.name.blank?
     self.name = domain.name if name.blank? or name == '@'
-    self.name << ".#{domain.name}" unless name.index(domain.name)
+    self.name << ".#{domain.name}" unless name =~ /#{Regexp.escape(domain.name)}$/
   end
   
   # Update the change date for automatic serial number generation
@@ -48,5 +48,9 @@ class Record < ActiveRecord::Base
       @serial_updated = true
     end
   end
+ 
+  def name_equals_domain_name
+    errors.add :name, "must be equal to domain's name" unless name == domain.name
+  end
   
 end

app/models/soa.rb

@@ -10,11 +10,10 @@ class SOA < Record
   validates :domain, :presence => true
   validates :domain_id, :uniqueness => true # one SOA per domain
   validates :name, :presence => true, :hostname => true
-  validate  :name_equals_domain_name?
+  validate  :name_equals_domain_name
   validates :content, :presence => true
   validates :primary_ns, :presence => true
-  CONTACT_FORMAT = /\A[a-zA-Z0-9\-\.]+@[a-zA-Z0-9-]+\.[a-zA-Z.]{2,6}\z/
-  validates :contact, :format => {:with => CONTACT_FORMAT}
+  validates :contact, :email => true
   validates :serial, :presence => true, :numericality => {:allow_blank => true, :greater_than_or_equal_to => 0}
 
   before_validation :assemble_content
@@ -80,10 +79,6 @@ class SOA < Record
     update_serial if @serial.nil? || @serial.zero?
   end
   
-  def name_equals_domain_name?
-    errors.add :name, "must be equal to domain's name" unless name == domain.name
-  end
-  
   def compute_serial
     date_serial = Time.now.strftime( "%Y%m%d00" ).to_i
     @serial = (@serial.nil? || date_serial > @serial) ? date_serial : @serial + 1    

config/environments/development.rb

@@ -13,7 +13,7 @@ Entrydns::Application.configure do
   config.consider_all_requests_local       = true
   config.action_controller.perform_caching = false
 
-  config.action_mailer.raise_delivery_errors = true
+  config.action_mailer.raise_delivery_errors = false
 
   # Print deprecation notices to the Rails logger
   config.active_support.deprecation = :log

spec/factories.rb

@@ -13,14 +13,6 @@ FactoryGirl.define do
   factory :domain do
     name {FactoryGirl.generate(:domain_name)}
     type 'NATIVE'
-    association :soa_record, :factory => :soa_record, :method => :build
-    ns_records do |ns_records| 
-      ns1 = ns_records.association(:ns_record, :method => :build)
-      ns2 = ns_records.association(:ns_record, :method => :build)
-      ns1.content = Settings.ns.first
-      ns2.content = (Settings.ns - [ns1.content]).sample
-      [ns1, ns2]
-    end
   end
 
   factory :record do

spec/models/domain_spec.rb

@@ -1,8 +1,34 @@
 require 'spec_helper'
 
 describe Domain do
-  let(:domain){Factory(:domain)}
-  it "is" do
-    domain.should be_valid
+  let(:domain){
+    domain = Factory.build(:domain)
+    domain.setup(FactoryGirl.generate(:email))
+    domain.save!
+    domain
+  }
+  
+  it "has correct soa record" do
+    domain.soa_record.should be_present
+  end
+
+  it "has correct ns records" do
+    domain.should have(2).ns_records
+    for record in domain.ns_records
+      record.should be_persisted
+    end
+  end
+
+  it "has correct records" do
+    domain.records.count.should == 3
+  end
+  
+  it "updates name to records when name changed" do
+    domain.update_attributes(:name => "changed#{domain.name}")
+    domain.soa_record.name.should == domain.name
+    domain.records.all.size.should == 3
+    for record in domain.records.all
+      record.name.should =~ /#{domain.name}$/
+    end
   end
 end