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Rack-Flash3 proper implementation on Sinatra
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
| <title>This is the sandbox playground of Sinatra</title> | |
| </head> | |
| <body> | |
| <% [:notice, :warning, :error].each do |key| %> | |
| <% if flash.include?(key) %> | |
| <h2 class="alert <%= key %>"><%= flash[key] %></h2> | |
| <% end %> | |
| <% end %> | |
| <%= yield %> | |
| </body> | |
| </html> |
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| require 'sinatra' | |
| require 'rack-flash' | |
| enable :sessions | |
| use Rack::Flash | |
| get '/flash/:flash' do | |
| flash[:notice] = params[:flash] | |
| erb :flash | |
| end | |
| get '/flash-redirect' do | |
| flash[:error] = 'Ez már a redirect előtti üzenet.' | |
| redirect to('/flash-redirected') | |
| end | |
| get '/flash-redirected' do | |
| erb :flash | |
| end |
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