MigrationMoodle: Add task for truefalse answers - refs BT#15992

plugin/migrationmoodle/admin.php

@@ -120,6 +120,10 @@ $menu = [
         'action' => 'question_multi_choice_multiple',
         'parent' => 24,
     ],
+    27 => [
+        'action' => 'questions_true_false',
+        'parent' => 24,
+    ],
 ];
 
 Display::display_header($plugin->get_title());

plugin/migrationmoodle/lang/english.php

@@ -34,3 +34,4 @@ $strings['QuestionCategoriesTask'] = 'Question categories';
 $strings['QuestionsTask'] = 'Questions';
 $strings['QuestionMultiChoiceSingleTask'] = 'Answers for multichoice questions (single)';
 $strings['QuestionMultiChoiceMultipleTask'] = 'Answers for multichoice questions (multiple)';
+$strings['QuestionsTrueFalseTask'] = 'Answers for truefalse questions';

plugin/migrationmoodle/src/Task/QuestionsTrueFalseTask.php

@@ -0,0 +1,39 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\PluginBundle\MigrationMoodle\Task;
+
+use Chamilo\PluginBundle\MigrationMoodle\Extractor\BaseExtractor;
+
+/**
+ * Class QuestionsTrueFalseTask.
+ *
+ * Task to convert Moodle question answers of truefalse type in Chamilo unique answers.
+ *
+ * @package Chamilo\PluginBundle\MigrationMoodle\Task
+ */
+class QuestionsTrueFalseTask extends QuestionMultiChoiceSingleTask
+{
+    /**
+     * @inheritDoc
+     */
+    public function getExtractConfiguration()
+    {
+        return [
+            'class' => BaseExtractor::class,
+            'query' => "SELECT
+                    qa.id,
+                    qa.question,
+                    qa.answer,
+                    qa.feedback,
+                    (qa.fraction * qq.defaultmark) score,
+                    q.id quizid,
+                    q.course
+                FROM mdl_question_answers qa
+                INNER JOIN mdl_question qq ON qa.question = qq.id
+                INNER JOIN mdl_quiz_slots qs ON qq.id = qs.questionid
+                INNER JOIN mdl_quiz q ON qs.quizid = q.id
+                WHERE qq.qtype = 'truefalse'",
+        ];
+    }
+}