Changeset 31 for Dev/trunk/classes/SurveyDatabaseInterface.php

Timestamp:

07/21/11 17:36:04 (14 years ago)

Author:

basvannuland

Message:

new classes for survey answers writing and reading
added idtags as part of info

File:

• Dev/trunk/classes/SurveyDatabaseInterface.php (modified) (5 diffs)

Dev/trunk/classes/SurveyDatabaseInterface.php

@@ -25 +25 @@
                 $this->surveyRDFReader = new SurveyRDFReader($surveyUID);
     }
-                
-        public function __destruct() 
-        {
-                echo "Destroyed";
-        }
         
         public function setSurveyInfo($survey)
@@ -44 +39 @@
                         $qDescription = $survey['questionDescription'.$qNumber];
                         $qType = $survey['questionType'.$qNumber];
+                        if (isset($survey['questionID'.$qNumber]))
+                                $qID = $survey['questionID'.$qNumber];
+                        else
+                                $qID = md5( uniqid(rand(), true) );
                         
                         $qAnswers = array();
@@ -57 +56 @@
                         }
                         
-                        $this->surveyRDFWriter->addQuestion($qTitle,$qDescription,$qType,$qAnswers);
+                        $this->surveyRDFWriter->addQuestion($qTitle,$qDescription,$qType,$qID,$qAnswers);
                         
                         $qNumber++;
@@ -77 +76 @@
                 for($qNumber = 1;$qNumber<=sizeof($resultSurvey[1][0]);$qNumber++)
                 {
+                        $surveyInfo['questionID'.$qNumber] = substr($resultSurvey[1][3][$qNumber-1]['?questionID'],9,strlen($resultSurvey[1][3][$qNumber-1]['?questionID'])-11);
                         $surveyInfo['questionTitle'.$qNumber] = substr($resultSurvey[1][0][$qNumber-1]['?questionTitle'],9,strlen($resultSurvey[1][0][$qNumber-1]['?questionTitle'])-11);
                         $surveyInfo['questionDescription'.$qNumber] = substr($resultSurvey[1][1][$qNumber-1]['?questionDescription'],9,strlen($resultSurvey[1][1][$qNumber-1]['?questionDescription'])-11);
                         $surveyInfo['questionType'.$qNumber] = substr($resultSurvey[1][2][$qNumber-1]['?questionType'],9,strlen($resultSurvey[1][2][$qNumber-1]['?questionType'])-11);
-                        $questionID = substr($resultSurvey[1][3][$qNumber-1]['?questionID'],9,strlen($resultSurvey[1][3][$qNumber-1]['?questionID'])-11);
-                        
-                        $resultAnswers = $this->surveyRDFReader->readSurveyAnswers($questionID);
+                                                
+                        $resultAnswers = $this->surveyRDFReader->readSurveyAnswers($surveyInfo['questionID'.$qNumber]);
                                                 
                         if ($resultAnswers != null)
@@ -92 +91 @@
                         }
                 }
-                                
+                
                 return $surveyInfo;
         }
 
+        public function getExistingSurveys()
+        {
+                $surveyIDs = array();
+                $surveys = array();
+        
+                if($handle = opendir('surveys/'))
+                {
+                        while (false !== ($file = readdir($handle))) {
+                                if(strstr($file, 'survey_'))
+                                        $surveyIDs[] = substr($file,0,strlen($file)-4);
+                        }
+                }
+                
+                foreach($surveyIDs as $surveyID)
+                {
+                        $surveyTitle = $this->surveyRDFReader->getSurveyTitleByID($surveyID);
+                        $surveys[$surveyID] = substr($surveyTitle[0]['?title'],9,strlen($surveyTitle[0]['?title'])-11);
+                }
+                
+                return $surveys;
+        }
 }
 ?>