1 <?php
  2 /**
  3  * Front end processing for the poll module
  4  *
  5  * @package polls
  6  */
  7 class ShowPoll extends Form {
  8 
  9     /**
 10      * Constructor for the ShowPoll Form
 11      * @param Controller - Current Controller
 12      * @param String - Name of the Form
 13      *
 14      * @return Form
 15      */
 16     function __construct($controller, $name) {
 17         //get a random active poll and display the questions in a form:
 18         $subsite = '';
 19         if(singleton('SiteTree')->hasExtension('SiteTreeSubsites')){
 20             $subsite = ' AND `Poll`.`Subsite` = \''.Subsite::currentSubsiteID().'\'';
 21         }
 22         if(!isset($_REQUEST['ID'])) {
 23             $poll = DataObject::get_one('Poll', 'IsActive = true'.$subsite, true, 'rand()');
 24             if (!$poll) { //если нет активных - ищем последнее прошедшее
 25                 $poll = DataObject::get_one('Poll', '1 = 1'.$subsite, true, 'Created DESC');            
 26             }           
 27         } else {
 28             $poll = DataObject::get_by_id('Poll',$_REQUEST['ID']);
 29         }
 30         $fields = new FieldSet();
 31         $actions = new FieldSet();
 32         if($poll) {
 33             // Check to see if this person has voted in this poll before if we have cookie logging enabled
 34             $showAnswers = isset($_GET['pollresults']) || (Poll::$log_cookie && Cookie::get('Poll_' . $poll->ID)) || (!$poll->IsActive);
 35             if(!$showAnswers) {
 36                 $fields = $poll->questionFields($poll);
 37                 // Create actions
 38                 $actions->push(new FormAction('SubmitPoll', _t('Poll.Submit', 'Submit')));
 39 
 40             } else {
 41                 $fields = new FieldSet($poll->answerFields());
 42             }
 43         }
 44         parent::__construct($controller, $name, $fields, $actions);
 45 
 46         //Requirements::css("polls/css/ShowPoll.css");
 47 
 48         return false;
 49     }
 50     /**
 51      * Check to see if a Poll exists
 52      * @return Boolean
 53      */
 54     static function HasPoll() {
 55         $subsite = '';
 56         if(singleton('SiteTree')->hasExtension('SiteTreeSubsites')){
 57             $subsite = ' AND `Poll`.`Subsite` = \''.Subsite::currentSubsiteID().'\'';
 58         }
 59         $hasPoll = DataObject::get_one('Poll', 'IsActive=true'.$subsite);
 60         if (!$hasPoll) { //если нет активных - ищем последнее прошедшее
 61             $hasPoll = DataObject::get_one('Poll', '1 = 1'.$subsite, true, 'Created DESC');         
 62         }
 63         return ($hasPoll) ? true : false;
 64     }
 65 
 66     /**
 67      * Process the form on submission - handled by FormAction
 68      *
 69      * @param array Valid Data
 70      */
 71     function SubmitPoll($data, $form) {
 72         // Get the poll they voted on
 73         $poll = DataObject::get_by_id('Poll', $data['ID']);
 74         // Get the answer they posted
 75         if(isset($data['PollAnswer'])) {
 76             if(is_array($data['PollAnswer'])) {
 77                 foreach ($data['PollAnswer'] as $answer) {
 78                     $pollAnswer = DataObject::get_by_id('PollAnswer', $answer);
 79                     $form->saveInto($poll);
 80                     $poll->TotalVotes++;
 81                     $poll->write();
 82                     $pollAnswer->Votes++;
 83                     $pollAnswer->write();
 84                 }
 85             }else {
 86                 $pollAnswer = DataObject::get_by_id('PollAnswer', $data['PollAnswer']);
 87                 $form->saveInto($poll);
 88                 $poll->TotalVotes++;
 89                 $poll->write();
 90                 $pollAnswer->Votes++;
 91                 $pollAnswer->write();
 92             }
 93             //Mark this poll has having been voted on by this user client
 94             if(Poll::$log_cookie == true) {
 95                 Cookie::set('Poll_' . $poll->ID, Poll::$cookie_timeout_time);
 96             }
 97             return Director::redirect($_SERVER['HTTP_REFERER'] . '?pollresults=true#' . $this->FormName());
 98 
 99         }
100         return Director::redirect($_SERVER['HTTP_REFERER']);
101     }
102 
103     /**
104      * Add class="ShowPoll" to the form attributes
105      */
106     function FormAttributes() {
107         return parent::FormAttributes() . " class=\"ShowPoll\"";
108     }
109 
110 }
111 
112 ?>