text: var get_csv = function (data) {
  	var init = data.init_date;
  	var fin = data.final_date;
  	var sess = data.n_sessions;
  	var users = data.n_users;
  	var time = data.time_published;
  
  	var rooms = data.room_list;
  
  	var csv = 'init_date;final_date;total_sessions;tatal_users;total_published_time;\n';
  	csv = csv + init + ';' + fin + ';' + sess + ';' + users + ';' + time + '\n';
  	csv = csv + 'room_id;room_name;sessions;users;published_time;metadata;\n';
  
  	var room, room_name;
  
  	for (var r in rooms) {
  		room = rooms[r];
  		room.data = room.data || {};
  		room_name = room.data._name || '-';
  		delete room.data._name;
  		csv = csv + r + ';' + room_name + ';' + room.n_sessions + ';' + room.n_users + ';' + room.time_published + ';' + JSON.stringify(room.data) +'\n';
  	}
  
  	return csv;
  }