contributions/voting/view/widgets/votingresult.widget.php

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00001 <?php
00002 /**
00003  * A widget to print a voting result
00004  */
00005 class WidgetVotingResult implements IWidget {
00006         public $instance;
00007         public $params;
00008         
00009         /**
00010          * Output voting result for given instance
00011          * 
00012          * $params get set on view
00013          * 
00014          * @param IDataObject $instance
00015          * @param array $params
00016          */
00017         public static function output($instance, $params = array()) {
00018                 $w = new WidgetVotingResult($instance, $params);
00019                 return $w->render();
00020         }
00021 
00022         public function __construct($instance, $params) {
00023                 $this->instance = $instance;
00024                 $this->params = $params;
00025         }
00026         
00027         public function render($policy = self::NONE) {
00028                 Load::models('votesaggregates');
00029                 $inst = $this->instance;
00030                 $dao_avg = ($inst instanceof DAOVotesaggregates) ? $inst : VotesAggregates::get_for_instance($inst);
00031                 $avg = ($dao_avg) ? $dao_avg->get_average() : 0;
00032                 $count = ($dao_avg) ? $dao_avg->numtotal : 0;
00033                         
00034                 $view = ViewFactory::create_view(IViewFactory::MESSAGE, 'widgets/votingresult');
00035                 $view->assign('average', $avg);
00036                 $view->assign('count', $count);
00037                 $view->assign('instance', $inst);
00038                 foreach(Arr::force($this->params, false) as $var => $value) {
00039                         $view->assign($var, $value);
00040                 }
00041                 return $view->render();
00042         }
00043 }