Dev: Add question object base and array object (WIP)

application/core/questions/ArrayQuestionObject/ArrayQuestionObject.php

@@ -0,0 +1,7 @@
+<?php
+
+Yii::import('application.core.questions.QuestionObjectBase', true);
+
+class ArrayQuestionObject extends QuestionObjectBase
+{
+}

application/core/questions/QuestionObjectBase.php

@@ -0,0 +1,67 @@
+<?php
+
+abstract class QuestionObjectBase
+{
+    /**
+     * Specification for this array is in top of qanda helper.
+     * @var array
+     * @todo Rename to a more descriptive name
+     */
+    private $ia;
+
+    /**
+     * List of attributes is in questionHelper.
+     * @var array
+     */
+    private $questionAttributes;
+
+    /**
+     * @var Question
+     */
+    private $questionModel;
+
+    /**
+     * Data used to create fieldmap
+     * @var array
+     */
+    private $data;
+
+    /**
+     * @var TestQuestionObject
+     */
+    static private $instance = null;
+
+    /**
+     * @return TestQuestionObject
+     */
+    public static function getInstance()
+    {
+        $inheritedClassName = get_called_class();  // Late static binding
+        if (empty(self::$instance))
+        {
+            self::$instance = new $inheritedClassName();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Set data needed to create the fieldmap
+     * @param array $data
+     * @return void
+     */
+    public function setData(array $data)
+    {
+        $this->data = $data;
+    }
+
+    /**
+     * Called from qanda_helper.
+     * @param array $ia
+     * @return void
+     */
+    public function setIa(array $ia)
+    {
+        $this->ia = $ia;
+    }
+}