Created
October 15, 2010 11:42
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A simple extensible Sinatra application for use as an information radiator
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| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" | |
| "http://www.w3.org/TR/html4/strict.dtd"> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-type" content="text/html; charset=utf-8"> | |
| <title><%= title %></title> | |
| <script src="/js/drawing_methods.js"></script> | |
| </head> | |
| <body id="body" onload="<%= drawing_function %>"> | |
| <canvas id="canvas" style="border: 1px solid;" width="320" height="400">Canvas support required</canvas> | |
| </body> | |
| </html> |
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| //fills text in the given coordinates. | |
| //if color, or font are null the current color or font of the | |
| //context is used | |
| function printText(msg,x,y,ctx,color,font) | |
| { | |
| if (color != null) | |
| { | |
| ctx.fillStyle= color; | |
| } | |
| if (font!=null) | |
| { | |
| ctx.font=font | |
| } | |
| ctx.fillText(msg,x,y) | |
| } | |
| //Brings up an error message under the title heading | |
| function error(title,msg,timeout) | |
| { | |
| var canvas = document.getElementById('canvas'); | |
| var ctx = canvas.getContext('2d'); | |
| var width = document.documentElement.clientWidth; | |
| var height = document.documentElement.clientHeight; | |
| canvas.width=width-16 | |
| canvas.height=height-23 | |
| ctx.save(); | |
| //background | |
| ctx.fillStyle = 'black'; | |
| ctx.fillRect(0, 0, width, height); | |
| //the title | |
| printText(title,30,50,ctx,'orange',"25pt Sanserif"); | |
| //change coordinates to bring 0,0 in the center left | |
| ctx.translate(0, height/2); | |
| //the message | |
| printText(msg,100,0,ctx,"red","20pt Verdana"); | |
| //refresh | |
| setTimeout("location.reload(true);",timeout) | |
| } |
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| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" | |
| "http://www.w3.org/TR/html4/strict.dtd"> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-type" content="text/html; charset=utf-8"> | |
| <title><%= title %></title> | |
| </head> | |
| <body id="body"> | |
| <ul> | |
| <% plugins.each do |plug|%> | |
| <li><a href="/<%= plug %>"><%= plug %></a></li> | |
| <% end %> | |
| </ul> | |
| </body> | |
| </html> |
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| $:.unshift File.join(File.dirname(__FILE__),"..") | |
| require 'sinatra' | |
| require 'rake' | |
| #load every file you find in the plugins directory | |
| plugins=FileList["#{File.join(File.dirname(__FILE__),'plugins')}/*.rb"] | |
| plugins.each{ |plugin| require plugin } | |
| module InformationRadiator | |
| class RadiatorApp<Sinatra::Base | |
| PLUGINS = [Plugins::Issues,Plugins::UserTasks,Plugins::Builds,Plugins::Todo] | |
| attr_reader :title,:drawing_function | |
| get '/:plugin' do |plug| | |
| #if there is a parameter, use it to get the plug-in class | |
| #but only if it is in our list | |
| if plug && plugins.include?(plug) | |
| plugin=Plugins.const_get("#{plug}") | |
| else | |
| #get the cookie and use it as an index to get the next plugin | |
| cookie = request.cookies['radiator'].to_i | |
| cookie||= 0 | |
| cookie=0 if cookie>=PLUGINS.length | |
| plugin=PLUGINS[cookie] | |
| cookie+=1 | |
| cookie=0 if cookie>=PLUGINS.length | |
| response.set_cookie('radiator',cookie) | |
| end | |
| @title="Information Radiator #{plugin}" | |
| @drawing_function=plugin.new(settings.config).drawing_function | |
| erb :canvas | |
| end | |
| get '/info/index' do | |
| erb :index | |
| end | |
| def plugins | |
| @plugins||=[] | |
| PLUGINS.each do |plug| | |
| @plugins<<plug.name.split('::').last | |
| end | |
| return @plugins | |
| end | |
| end | |
| end |
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