Class: Jammer::PackageCreator

Inherits:
Object
  • Object
show all
Defined in:
lib/jammer/package_creator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file_utils = FileUtils, user = Jammer::User.new) ⇒ PackageCreator

Returns a new instance of PackageCreator.



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# File 'lib/jammer/package_creator.rb', line 9

def initialize(file_utils = FileUtils, user = Jammer::User.new)
  @file_utils = file_utils
  @user = user
end

Instance Attribute Details

#package ⇒ Object (readonly)

Returns the value of attribute package.



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# File 'lib/jammer/package_creator.rb', line 7

def package
  @package
end

Instance Method Details

#base_destination_dir ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 88

def base_destination_dir
  File.join Dir.pwd, package.name
end

#base_template_dir ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 84

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

#create_directory(destination, template_dir) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 32

def create_directory(destination, template_dir)
  make_dir destination
  write_files destination, template_dir
end

#create_file(destination, template_file) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 53

def create_file(destination, template_file)
  file_destination = file_path(destination, file_name(template_file))
  template = ERB.new(File.read(template_file))
  write_file(file_destination, render(template))
end

#create_files ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 28

def create_files
  create_directory base_destination_dir, base_template_dir
end

#create_package(package_info) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 14

def create_package(package_info)
  @package = package_info
  prepare_directory
  create_files
end

#dot_dir ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 92

def dot_dir
  ->(dir) { dir == '.' || dir == '..' }
end

#file_name(file) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 71

def file_name(file)
  File.basename file, '.erb' #strip ".erb" off template file name
end

#file_path(dir, file_name) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 75

def file_path(dir, file_name)
  file_name.sub! 'main', package.name
  File.join dir, file_name
end

#get_binding(package, user) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 67

def get_binding(package, user)
  Kernel.binding
end

#make_dir(name) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 37

def make_dir(name)
  @file_utils.mkdir_p name
end

#prepare_directory ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 20

def prepare_directory
  remove_dir(package.name) if File.exists? package.name
end

#remove_dir(name) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 24

def remove_dir(name)
  @file_utils.rm_rf name, verbose: false, secure: true
end

#render(template) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 59

def render(template)
  template.result(template_binding)
end

#template_binding ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 63

def template_binding
  @binding ||= get_binding(@package, @user)
end

#templates(dir) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 80

def templates(dir)
  Dir.entries(dir).delete_if(&dot_dir)
end

#write_file(file_destination, file_contents) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 96

def write_file(file_destination, file_contents)
  File.open(file_destination, 'w') { |file| file.write file_contents }
end

#write_files(destination, template_dir) ⇒ Object 



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# File 'lib/jammer/package_creator.rb', line 41

def write_files(destination, template_dir)
  templates(template_dir).each do |template|
    template_file = File.join(template_dir, template)
    if File.directory?(template_file)
      dir = file_path(destination, template)
      create_directory(dir, template_file)
    else
      create_file destination, template_file
    end
  end
end