Class: Mack::Rendering::Type::Url

Inherits:
Base show all
Defined in:
lib/mack/rendering/type/url.rb

Overview

This class will render the contents of a url.

Examples: This is considered a ‘remote’ request and will be made using GET.

<%= render(:url, "http://www.mackframework.com") %>

This is considered a ‘remote’ request and will be made using POST.

<%= render(:url, "http://www.mackframework.com", :method => :post) %>

This is considered a ‘remote’ request and will be made using GET, and will have query string parameters.

<%= render(:url, "http://www.mackframework.com", :parameters => {:name => "mark"}) %> # http://www.mackframework.com?name=mark

This is considered a ‘remote’ request and will be made using POST, and will have form parameters.

<%= render(:url, "http://www.mackframework.com", :method => :post, :parameters => {:name => "mark"}) %>

‘Local’ requests can also be made: This is considered a ‘local’ request and will be made using GET.

<%= render(:url, "/users") %>

This is considered a ‘local’ request and will be made using POST.

<%= render(:url, "/users", :method => :post) %>

This is considered a ‘local’ request and will be made using GET, and will have query string parameters.

<%= render(:url, "/users", :parameters => {:name => "mark"}) %> # /users?name=mark

This is considered a ‘local’ request and will be made using POST, and will have form parameters.

<%= render(:url, "/users", :method => :post, :parameters => {:name => "mark"}) %>

Instance Attribute Summary

Attributes inherited from Base

#view_template

Instance Method Summary collapse

Methods inherited from Base

#capture, #controller_view_path, #find_engine, #find_file, #initialize, #method_missing

Constructor Details

This class inherits a constructor from Mack::Rendering::Type::Base

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Mack::Rendering::Type::Base

Instance Method Details

#allow_layout? ⇒ Boolean

No layouts should be used with this Mack::Rendering::Type

Returns:

  • (Boolean) 


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# File 'lib/mack/rendering/type/url.rb', line 29

def allow_layout?
  false
end

#render ⇒ Object

Retrieves the contents of the url using either GET or POST, passing along any specified parameters.



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# File 'lib/mack/rendering/type/url.rb', line 34

def render
  options = {:method => :get, :raise_exception => false}.merge(self._options)
  url = self._render_value
  remote = url.match(/^[a-zA-Z]+:\/\//)
  case options[:method]
  when :get
    if remote
      do_render_remote_url(url_with_query(url, options[:parameters]), options) do |uri, options|
        Net::HTTP.get_response(uri)
      end
    else
      do_render_local_url(url, options) do |url, options|
        Rack::MockRequest.new(self._app_for_rendering).get(url, options)
      end
    end
  when :post
    if remote
      do_render_remote_url(url, options) do |uri, options|
        Net::HTTP.post_form(uri, options[:parameters] || {})
      end
    else
      do_render_local_url(url, options) do |url, options|
        Rack::MockRequest.new(self._app_for_rendering).post(url, options)
      end
    end
  else
    raise Mack::Errors::UnsupportRenderUrlMethodType.new(options[:method])
  end
end