Class: Sudojs::Generators::ClassGenerator

Inherits:
Rails::Generators::NamedBase
  • Object
show all
Includes:
Helpers
Defined in:
lib/generators/sudojs/class/class_generator.rb

Constant Summary

Constants included from Helpers

Helpers::CFG

Instance Method Summary collapse

Methods included from Helpers

#camelize, #css_extension, #html_extension, #js_extension, #namespace, #pascalize, #skip_css?, #which_sudo

Instance Method Details

#copy_class_template ⇒ Object

expand the template to <destination>



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# File 'lib/generators/sudojs/class/class_generator.rb', line 77

def copy_class_template
  if @is_application
    # a more definitive indicator
    js_path = @js_app_path
    css_path = @css_app_path
    @path_to_object = namespace
  else
    # the user passed option takes precedence
    js_path = "#{@js_dir || @js_path}/#{@c_name}"
    css_path = "#{@css_views_path}/#{@c_name}"
    @path_to_object = [namespace, '.', @c_camel].join('')
    # make sure the directory is present (create if not)
    unless skip_css?
      ensure_cname_dir(js_path, css_path)
    else
      ensure_cname_dir(js_path)
    end
  end

  # js
  if js_extension == '.js.coffee'
    template 'class.coffee.erb', "#{js_path}/#{@a_name}.js.coffee"
  else
    template 'class.js.erb', "#{js_path}/#{@a_name}#{js_extension}"
  end

  # css
  unless skip_css?
    # new, blank file
    create_file "#{css_path}/#{@a_name}#{css_extension}"
  end
end

#create_or_modify_manifest ⇒ Object 



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# File 'lib/generators/sudojs/class/class_generator.rb', line 110

def create_or_modify_manifest
  js_pre = '//= '
  css_pre = ' *= '
  if @is_application
    req = "require views/application/#{@a_name}"
  else
    # user passed  option can take precedence
    req = "require #{@js_dir || @js_path}/#{@c_name}/#{@a_name}"
  end
  filename = "app/assets/javascripts/manifests/#{@c_name}.js"
  css_filename = "app/assets/stylesheets/manifests/#{@c_name}.css"
  
  line = js_pre + req
  css_line = css_pre + req + "\n"

  # js
  if File.exist? filename
    # inject_into_file not needed here as we do not use require_tree
    append_to_file filename, line
    gsub_file filename, /^$\n/, ''
  else
    template 'manifest.js.erb', filename
    gsub_file filename, /^$\n/, ''
  end

  # css
  unless skip_css?
    if File.exist? css_filename
      inject_into_file css_filename, css_line, :before => '*/'
      gsub_file css_filename, /^$\n/, ''
    else
      template 'manifest.css.erb', css_filename
      gsub_file css_filename, /^$\n/, ''
    end
  end
end

#modify_view_if_exists ⇒ Object 



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# File 'lib/generators/sudojs/class/class_generator.rb', line 147

def modify_view_if_exists
  filename = "app/views/#{@c_name}/#{@a_name}.html#{html_extension}"
  if File.exist? filename
    # TODO other pre-processors may need entries here
    if js_extension == '.js.coffee'
      comment = '#'
    else
      comment = '//'
    end
    note = "#{comment} Optional invocation of your new Class.\n#{comment} Place this into a jQuery document ready block."
    content = "\n#{note}\n#{comment} #{@path_to_object}.#{@a_camel} = new #{@path_to_object}.#{@a_pascal}(#{@args});"
    append_to_file filename, content
  end
end

#set_vars ⇒ Object 



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# File 'lib/generators/sudojs/class/class_generator.rb', line 15

def set_vars
  # recognized sudo.js class objects. unrecognized names will
  # be considered 'custom' classes
  @class_names = {
    'Base' => '_.Base',
    'Model' => '_.Model',
    'Container' => '_.Container',
    'DataView' => '_.DataView',
    'View' => '_.View',
    'ViewController' => '_.ViewController'
  }

  @js_app_path = 'app/assets/javascripts/views/application'
  @css_app_path = 'app/assets/stylesheets/views/application'
  @js_model_path = 'app/assets/javascripts/models'
  @js_views_path = 'app/assets/javascripts/views'
  @css_views_path = 'app/assets/stylesheets/views'

  # was the js_dir option passed
  if options[:js_dir] != ''
    @js_dir = "app/assets/javascripts/#{options[:js_dir]}"
  else 
    @js_dir = nil
  end

  ary = route.split('#')
  @c_name = ary[0]
  @c_camel = camelize(@c_name)
  # is this an application level object?
  @is_application = @c_name == 'application'
  # 'action' name not always applicable but thats ok
  @a_name = ary[1]
  @a_camel = camelize @a_name
  # class invocations with `new` should always use a PascalCased name
  @a_pascal = pascalize @a_name
  # either inherits from a sudo.js class or a custom one
  @parent = @class_names[name] || name
  # the arguments vary in the templates for class types
  # also we can make some assumptions about paths
  case @parent
    when '_.Base', '_.Container'
      @args = 'data'
      @js_path = @js_views_path
      @js_req = 'views'
    when '_.Model'
      @args = 'data'
      @js_path = @js_model_path
      @js_req = 'models'
    when '_.View', '_.ViewController', 'DataView'
      @args = 'el, data'
      @js_path = @js_views_path
      @js_req = 'views'
    else
      #default to unknown args and views path
      @args = '/* args */'
      @js_path = @js_views_path
      @js_req = 'views'
  end

end