Class: TriggerHappy::InstallPageServer

Inherits:
WEBrick::HTTPServlet::AbstractServlet
  • Object
show all
Defined in:
lib/trigger-happy/install_page_server.rb

Constant Summary collapse

BOOKMARKLET = 
<<-EOS
  (function() {
    var PageLoader = {};

    PageLoader.init = function() {
      while ( document.body.childNodes.length >= 1 ) {
        document.body.removeChild( document.body.firstChild );       
      }
      document.documentElement.style.height = '100%';
      document.body.style = {margin:0, height:'100%', overflow:'hidden'};

      this.iframe = document.createElement('iframe');
      this.iframe.setAttribute('src', document.location.href);
      this.iframe.setAttribute('style', 'width:100%;height:100%;');
      this.iframe.setAttribute('allowtransparency', 'true');
      this.iframe.setAttribute('frameborder', '0');
      this.iframe.setAttribute('sandbox', 'allow-same-origin allow-forms allow-scripts');
      this.iframe.setAttribute('scrolling', 'auto');
      document.body.appendChild(this.iframe);

      this.msg = document.createElement('div');
      this.msg.setAttribute('style', 'background-color:red;padding:10px;color:white;position:absolute;top:0;right:0;' );
      document.body.appendChild(this.msg);

      this.openSocket();
    };

    PageLoader.openSocket = function(text, permanent) {
      var self = this,
          ws = new WebSocket("ws://localhost:10101");

      ws.onmessage = function(evt) { 
        self.message("File Changed: " +evt.data); 
        self.refresh();
      };
      ws.onclose = function() { 
        self.message("Server Not Running<br/>Launch with `trigger-happy`", true);
        window.setTimeout(function() {self.openSocket();},500);
      };
      ws.onopen = function() {
        self.message("Connection to Server Opened");
      };
      ws.onerror = function() {
        self.message("An Error Has Occured"); 
      };
    };

    PageLoader.message = function(text, permanent) {
      var msgEl = this.msg;

      msgEl.style.display = 'inherit';
      msgEl.innerHTML = text;
      if (!permanent) {window.setTimeout(function() {msgEl.style.display = 'none';},1500);}
    };

    PageLoader.refresh = function() {
      this.iframe.contentWindow.location.reload(true);
    };

    PageLoader.init();
  })();
EOS
TEMPLATE = 
ERB.new <<-EOS
  <!DOCTYPE HTML>
  <html lang="en">
  <head>
  	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  	<title>Install Bookmarklet</title>
  	<meta name="author" content="Alex Gibbons">
  </head>
  <body>
    <p>Drag this link: <a href="javascript:<%= URI.escape(BOOKMARKLET) %>">Make TriggerHappy</a> up to your Bookmarks Toolbar</p>

  </body>
  </html>
EOS

Instance Method Summary collapse

Instance Method Details

#do_GET(req, response) ⇒ Object 



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# File 'lib/trigger-happy/install_page_server.rb', line 8

def do_GET(req, response)
  response.body = TEMPLATE.result(binding)
  response['Content-Type'] = "text/html"
end