Class: Gmaps4railsGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Includes:
Rails::Generators::Migration
Defined in:
lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.next_migration_number(dirname) ⇒ Object

:nodoc:



11
12
13
14
15
16
17
 
# File 'lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb', line 11

def self.next_migration_number(dirname) #:nodoc:
  if ActiveRecord::Base.timestamped_migrations
    Time.now.utc.strftime("%Y%m%d%H%M%S")
  else
    "%.3d" % (current_migration_number(dirname) + 1)
  end
end

.source_root ⇒ Object 



7
8
9
 
# File 'lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb', line 7

def self.source_root
  File.join(File.dirname(__FILE__), 'templates')
end

Instance Method Details

#copy_initializer_file ⇒ Object 



42
43
44
 
# File 'lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb', line 42

def copy_initializer_file
  copy_file 'initializer.rb', 'config/initializers/gmaps4rails.rb'
end

#create_migration_file ⇒ Object

Every method that is declared below will be automatically executed when the generator is run



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb', line 22

def create_migration_file
  f = File.open File.join(File.dirname(__FILE__), 'templates', 'schema.rb')
  schema = f.read; f.close
  
  schema.gsub!(/ActiveRecord::Schema.*\n/, '')
  schema.gsub!(/^end\n*$/, '')

  f = File.open File.join(File.dirname(__FILE__), 'templates', 'migration.rb')
  migration = f.read; f.close
  migration.gsub!(/SCHEMA_AUTO_INSERTED_HERE/, schema)
  
  tmp = File.open "tmp/~migration_ready.rb", "w"
  tmp.write migration
  tmp.close

  migration_template  '../../../tmp/~migration_ready.rb',
                      'db/migrate/create_gmaps4rails_tables.rb'
  remove_file 'tmp/~migration_ready.rb'
end

#update_application_template ⇒ Object 



46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
 
# File 'lib/rails/generators/gmaps4rails/gmaps4rails_generator.rb', line 46

def update_application_template
  f = File.open "app/views/layouts/application.html.erb"
  layout = f.read; f.close
  
  if layout =~ /<%=[ ]+yield[ ]+%>/
    print "    \e[1m\e[34mquestion\e[0m  Your layouts/application.html.erb layout currently has the line <%= yield %>. This gem needs to change this line to <%= content_for?(:content) ? yield(:content) : yield %> to support its nested layouts. This change should not affect any of your existing layouts or views. Is this okay? [y/n] "
    begin
      answer = gets.chomp
    end while not answer =~ /[yn]/i
    
    if answer =~ /y/i
      
      layout.gsub!(/<%=[ ]+yield[ ]+%>/, '<%= content_for?(:content) ? yield(:content) : yield %>')

      tmp = File.open "tmp/~application.html.erb", "w"
      tmp.write layout; tmp.close

      remove_file 'app/views/layouts/application.html.erb'
      copy_file '../../../tmp/~application.html.erb', 
                'app/views/layouts/application.html.erb'
      remove_file 'tmp/~application.html.erb'
    end
  elsif layout =~ /<%=[ ]+content_for\?\(:content\) \? yield\(:content\) : yield[ ]+%>/
    puts "    \e[1m\e[33mskipping\e[0m  layouts/application.html.erb modification is already done."
  else
    puts "    \e[1m\e[31mconflict\e[0m  The gem is confused by your layouts/application.html.erb. It does not contain the default line <%= yield %>, you may need to make manual changes to get this gem's nested layouts working. Visit ###### for details."
  end
end