Class: Eksa::Application

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize {|_self| ... } ⇒ Application

Returns a new instance of Application.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/eksa.rb', line 17

def initialize
  @routes = {}
  @middlewares = []
  @features = load_feature_flags
  @config = {
    db_path: File.expand_path("./db/eksa_app.db"),
    session_secret: ENV['SESSION_SECRET'] || 'eksa_super_secret_key_change_me_in_production_make_it_sixty_four_bytes_or_more'
  }
  yield self if block_given?
  configure_framework
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/eksa.rb', line 15

def config
  @config
end

#features ⇒ Object (readonly)

Returns the value of attribute features.



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# File 'lib/eksa.rb', line 15

def features
  @features
end

#middlewares ⇒ Object (readonly)

Returns the value of attribute middlewares.



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# File 'lib/eksa.rb', line 15

def middlewares
  @middlewares
end

Instance Method Details

#add_route(path, controller_class, action) ⇒ Object 



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# File 'lib/eksa.rb', line 65

def add_route(path, controller_class, action)
  pattern = path.gsub(/:\w+/, '([^/]+)')
  @routes[path] = { 
    controller: controller_class, 
    action: action, 
    regex: Regexp.new("\\A#{pattern}\\z"),
    keys: path.scan(/:(\w+)/).flatten
  }
end

#auto_mount_features ⇒ Object 



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# File 'lib/eksa.rb', line 47

def auto_mount_features
  if @features['auth']
    add_route "/auth/login", Eksa::AuthController, :login
    add_route "/auth/register", Eksa::AuthController, :register
    add_route "/auth/logout", Eksa::AuthController, :logout
    add_route "/auth/process_login", Eksa::AuthController, :process_login
    add_route "/auth/process_register", Eksa::AuthController, :process_register
  end

  if @features['cms']
    add_route "/cms", Eksa::CmsController, :index
    add_route "/cms/edit/:slug", Eksa::CmsController, :edit
    add_route "/cms/update/:slug", Eksa::CmsController, :update_post
    add_route "/cms/toggle/:slug", Eksa::CmsController, :toggle_status
    add_route "/cms/delete/:slug", Eksa::CmsController, :delete_post
  end
end

#build_app ⇒ Object 



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# File 'lib/eksa.rb', line 84

def build_app
  builder = Rack::Builder.new
  @middlewares.each do |middleware, args, block|
    builder.use(middleware, *args, &block)
  end
  builder.run(method(:core_call))
  builder.to_app
end

#call(env) ⇒ Object 



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# File 'lib/eksa.rb', line 79

def call(env)
  @app ||= build_app
  @app.call(env)
end

#configure_framework ⇒ Object 



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# File 'lib/eksa.rb', line 29

def configure_framework
  # Setup Session Middleware for Authentication
  use Rack::Session::Cookie, secret: @config[:session_secret], key: 'eksa.session'
  
  auto_mount_features
end

#core_call(env) ⇒ Object 



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# File 'lib/eksa.rb', line 93

def core_call(env)
  request = Rack::Request.new(env)
  flash_message = request.cookies['eksa_flash']
  
  # Find matching route
  route_config = nil
  params = {}
  
  @routes.each do |path, config|
    if match = config[:regex].match(request.path_info)
      route_config = config
      config[:keys].each_with_index do |key, index|
        params[key] = match[index + 1]
      end
      break
    end
  end

  if route_config
    # Merge dynamic params into request params
    request.params.merge!(params)
    
    controller_instance = route_config[:controller].new(request)
    controller_instance.flash[:notice] = flash_message if flash_message
    response_data = controller_instance.send(route_config[:action])
    if response_data.is_a?(Array) && response_data.size == 3
      status, headers, body = response_data
      response = Rack::Response.new(body, status, headers)
    else
      response = Rack::Response.new
      if controller_instance.status == 302
        if controller_instance.flash[:notice] && !controller_instance.flash[:notice].empty?
          response.set_cookie('eksa_flash', value: controller_instance.flash[:notice], path: '/')
        end
        response.redirect(controller_instance.redirect_url, 302)
      else
        response.write(response_data)
        response['content-type'] = 'text/html'
      end
    end

    if flash_message && controller_instance.status != 302
      response.delete_cookie('eksa_flash', path: '/')
    end
    response.finish
  else
    html = <<~HTML
      <!DOCTYPE html>
      <html lang="id">
      <head>
          <meta charset="UTF-8">
          <meta name="viewport" content="width=device-width, initial-scale=1.0">
          <title>404 - Halaman Tidak Ditemukan</title>
          <script src="https://cdn.tailwindcss.com"></script>
          <link href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css" rel="stylesheet">
          <script src="https://unpkg.com/lucide@latest"></script>
          <style>
              body { background: radial-gradient(circle at top left, #1e1b4b 0%, #000000 100%); min-height: 100vh; color: white; font-family: sans-serif; display: flex; align-items: center; justify-content: center; overflow: hidden; margin: 0; }
              .glass { background: rgba(255, 255, 255, 0.03); backdrop-filter: blur(20px); border: 1px solid rgba(255, 255, 255, 0.1); box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5); }
              .glow { position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%); z-index: -1; filter: blur(40px); }
          </style>
      </head>
      <body>
          <div class="glow" style="top: 0; left: 0; transform: translate(-50%, -50%);"></div>
          <div class="glow" style="bottom: 0; right: 0; transform: translate(50%, 50%);"></div>
          <div class="glass" style="max-width: 512px; width: 100%; padding: 48px; border-radius: 40px; text-align: center; animation: zoomIn 0.8s;">
              <div style="margin-bottom: 32px; position: relative; display: inline-block;">
                  <div style="position: absolute; inset: 0; background: rgba(79, 70, 229, 0.2); filter: blur(3xl); border-radius: 9999px;"></div>
                  <div style="position: relative; background: rgba(79, 70, 229, 0.2); padding: 24px; border-radius: 24px; border: 1px solid rgba(99, 102, 241, 0.3);">
                      <i data-lucide="ghost" style="width: 64px; height: 64px; color: #a5b4fc;"></i>
                  </div>
              </div>
              <h1 style="font-size: 80px; font-weight: 900; margin: 0; letter-spacing: -0.05em; color: white; opacity: 0.9;">404</h1>
              <h2 style="font-size: 24px; font-weight: 700; margin: 16px 0; color: rgba(255, 255, 255, 0.9);">Oops! Halaman Hilang.</h2>
              <p style="color: rgba(255, 255, 255, 0.5); margin-bottom: 40px; line-height: 1.6;">Sepertinya halaman yang Anda cari tidak ada atau sudah berpindah alamat. Jangan khawatir, kita bisa kembali.</p>
              <div style="display: flex; flex-direction: column; gap: 16px; justify-content: center;">
                  <a href="/" style="padding: 16px 32px; background: white; color: black; font-weight: 700; border-radius: 16px; text-decoration: none; display: flex; items-center: center; justify-content: center; gap: 8px;">
                      <i data-lucide="home" style="width: 20px; height: 20px;"></i> Kembali ke Beranda
                  </a>
              </div>
          </div>
          <script>lucide.createIcons();</script>
      </body>
      </html>
    HTML
    [404, { 'content-type' => 'text/html' }, [html]]
  end
end

#load_feature_flags ⇒ Object 



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# File 'lib/eksa.rb', line 36

def load_feature_flags
  config_path = File.expand_path('./.eksa.json')
  if File.exist?(config_path)
    JSON.parse(File.read(config_path))
  else
    { 'cms' => false, 'auth' => false }
  end
rescue JSON::ParserError
  { 'cms' => false, 'auth' => false }
end

#use(middleware, *args, &block) ⇒ Object 



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# File 'lib/eksa.rb', line 75

def use(middleware, *args, &block)
  @middlewares << [middleware, args, block]
end