Class: ComponentHandler

Inherits:
Object show all
Defined in:
lib/volt/server/component_handler.rb

Instance Method Summary collapse

Instance Method Details

#call(env) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
16
17
18
 
# File 'lib/volt/server/component_handler.rb', line 6

def call(env)
  req = Rack::Request.new(env)

  # TODO: Sanatize template path
  @component_path = req.path.strip.gsub(/^\/components\//, '').gsub(/[.]js$/, '')

  code = generate_controller_code + generate_view_code + generate_model_code + generate_routes_code

  javascript_code = Opal.compile(code)

  # puts "ENV: #{env.inspect}"
  [200, {"Content-Type" => "text/html"}, StringIO.new(javascript_code)]
end

#generate_controller_code ⇒ Object 



52
53
54
55
56
57
58
59
60
61
 
# File 'lib/volt/server/component_handler.rb', line 52

def generate_controller_code
  code = ''
  controllers_path = Volt.root + "/app/#{@component_path}/controllers/"

  Dir["#{controllers_path}*_controller.rb"].each do |controller_path|
    code << File.read(controller_path) + "\n\n"
  end

  return code
end

#generate_model_code ⇒ Object 



63
64
65
66
67
68
69
70
71
72
73
74
75
76
 
# File 'lib/volt/server/component_handler.rb', line 63

def generate_model_code
  code = ''
  models_path = Volt.root + "/app/#{@component_path}/models/"

  Dir["#{models_path}*.rb"].each do |model_path|
    code << File.read(model_path) + "\n\n"
    
    model_name = model_path.match(/([^\/]+)[.]rb$/)[1]
    
    code << "$page.add_model(#{model_name.inspect})\n\n"
  end

  return code
end

#generate_routes_code ⇒ Object 



78
79
80
81
82
83
84
85
86
87
 
# File 'lib/volt/server/component_handler.rb', line 78

def generate_routes_code
  code = ''
  routes_path = Volt.root + "/app/#{@component_path}/config/routes.rb"
  
  code << "$page.add_routes do\n"
  code << "\n" + File.read(routes_path) + "\n"
  code << "end\n\n"

  return code
end

#generate_view_code ⇒ Object 



20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'lib/volt/server/component_handler.rb', line 20

def generate_view_code
  code = ''
  views_path = Volt.root + "/app/#{@component_path}/views/"

  # Load all templates in the folder
  Dir["#{views_path}*/*.html"].each do |view_path|
    # Get the path for the template, supports templates in folders
    template_path = view_path[views_path.size..((-1 * ('.html'.size + 1)))]
    template_path = "#{@component_path}/#{template_path}"
    # puts "Template Path: #{template_path.inspect}"

    all_templates = TemplateParser.new(File.read(view_path), template_path)

    binding_initializers = []
    all_templates.templates.each_pair do |name, template|
      binding_code = []

      template['bindings'].each_pair do |key,value|
        binding_code << "#{key.inspect} => [#{value.join(', ')}]"
      end

      binding_code = "{#{binding_code.join(', ')}}"

      code << "$page.add_template(#{name.inspect}, #{template['html'].inspect}, #{binding_code})\n"
    end
  end
  # puts "--------------"
  # puts "CODE: #{code}"

  return code
end