Ability to use Mathjax for TeX rendering

1 files changed, 28 insertions, 32 deletions

diff --git a/backup/moodle2/restore_qtype_algebra_plugin.class.php b/backup/moodle2/restore_qtype_algebra_plugin.class.php
index 5c2d567..58acf2d 100644
--- a/backup/moodle2/restore_qtype_algebra_plugin.class.php
+++ b/backup/moodle2/restore_qtype_algebra_plugin.class.php
@@ -1,5 +1,4 @@
 <?php
-
 // This file is part of Moodle - http://moodle.org/
 //
 // Moodle is free software: you can redistribute it and/or modify
@@ -16,16 +15,15 @@
 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * @package    moodlecore
- * @subpackage backup-moodle2
- * @copyright  2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
+ * @package    qtype_algebra
+ * @copyright  Roger Moore <rwmoore@ualberta.ca>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
 defined('MOODLE_INTERNAL') || die();
 
 /**
- * restore plugin class that provides the necessary information
+ * Restore plugin class that provides the necessary information
  * needed to restore one algebra qtype plugin
  */
 class restore_qtype_algebra_plugin extends restore_qtype_plugin {
@@ -36,19 +34,19 @@ class restore_qtype_algebra_plugin extends restore_qtype_plugin {
     protected function define_question_plugin_structure() {
 
         $paths = array();
-		
-		// This qtype uses question_answers, add them
+
+        // This qtype uses question_answers, add them.
         $this->add_question_question_answers($paths);
 
-        // Add own qtype stuff
+        // Add own qtype stuff.
         $elename = 'algebravariable';
-        $elepath = $this->get_pathfor('/algebra_variables/algebra_variable'); // we used get_recommended_name() so this works
+        $elepath = $this->get_pathfor('/algebra_variables/algebra_variable'); // We used get_recommended_name() so this works.
         $paths[] = new restore_path_element($elename, $elepath);
-		$elename = 'algebra';
-        $elepath = $this->get_pathfor('/algebra'); // we used get_recommended_name() so this works
+        $elename = 'algebra';
+        $elepath = $this->get_pathfor('/algebra'); // We used get_recommended_name() so this works.
         $paths[] = new restore_path_element($elename, $elepath);
 
-        return $paths; // And we return the interesting paths
+        return $paths; // And we return the interesting paths.
     }
 
     /**
@@ -59,25 +57,24 @@ class restore_qtype_algebra_plugin extends restore_qtype_plugin {
 
         $data = (object)$data;
         $oldid = $data->id;
-        // Detect if the question is created or mapped
+        // Detect if the question is created or mapped.
         $oldquestionid   = $this->get_old_parentid('question');
         $newquestionid   = $this->get_new_parentid('question');
         $questioncreated = $this->get_mappingid('question_created', $oldquestionid) ? true : false;
 
-        // If the question has been created by restore, we need to create its question_algebra too
+        // If the question has been created by restore, we need to create its qtype_algebra too.
         if ($questioncreated) {
-            // Adjust some columns
+            // Adjust some columns.
             $data->questionid = $newquestionid;
-            // Insert record
-            $newitemid = $DB->insert_record('question_algebra', $data);
-            // Create mapping (needed for decoding links)
-            $this->set_mapping('question_algebra', $oldid, $newitemid);
-        } else {
-            // Nothing to remap if the question already existed
+            // Insert record.
+            $newitemid = $DB->insert_record('qtype_algebra', $data);
+            // Create mapping (needed for decoding links).
+            $this->set_mapping('qtype_algebra', $oldid, $newitemid);
         }
+        // Nothing to remap if the question already existed.
     }
-	
-	/**
+
+    /**
      * Process the qtype/algebravariable element
      */
     public function process_algebravariable($data) {
@@ -86,21 +83,20 @@ class restore_qtype_algebra_plugin extends restore_qtype_plugin {
         $data = (object)$data;
         $oldid = $data->id;
 
-        // Detect if the question is created or mapped
+        // Detect if the question is created or mapped.
         $oldquestionid   = $this->get_old_parentid('question');
         $newquestionid   = $this->get_new_parentid('question');
         $questioncreated = $this->get_mappingid('question_created', $oldquestionid) ? true : false;
 
-        // If the question has been created by restore, we need to create its question_algebra_variables too
+        // If the question has been created by restore, we need to create its qtype_algebra_variables too.
         if ($questioncreated) {
-            // Adjust some columns
+            // Adjust some columns.
             $data->question = $newquestionid;
-            // Insert record
-            $newitemid = $DB->insert_record('question_algebra_variables', $data);
-            // Create mapping
-            $this->set_mapping('question_algebra_variable', $oldid, $newitemid);
-        } else {
-            // Nothing to remap if the question already existed
+            // Insert record.
+            $newitemid = $DB->insert_record('qtype_algebra_variables', $data);
+            // Create mapping.
+            $this->set_mapping('qtype_algebra_variable', $oldid, $newitemid);
         }
+        // Nothing to remap if the question already existed.
     }
 }