Moved helper function

classes/edit_form.php

@@ -288,7 +288,7 @@ class edit_form extends \moodleform {
         }
 
         $group = array();
-        $group[] = $mform->createElement('select', 'element_' . $page->id, '', element::get_available_types());
+        $group[] = $mform->createElement('select', 'element_' . $page->id, '', element_helper::get_available_element_types());
         $group[] = $mform->createElement('submit', 'addelement_' . $page->id, get_string('addelement', 'customcert'),
             array(), false);
         $mform->addElement('group', 'elementgroup', '', $group, '', false);

classes/element.php

@@ -253,43 +253,4 @@ abstract class element {
 
         return false;
     }
-
-    /**
-     * Return the list of possible elements to add.
-     *
-     * @return array the list of element types that can be used.
-     */
-    public static function get_available_types() {
-        global $CFG;
-
-        // Array to store the element types.
-        $options = array();
-
-        // Check that the directory exists.
-        $elementdir = "$CFG->dirroot/mod/customcert/element";
-        if (file_exists($elementdir)) {
-            // Get directory contents.
-            $elementfolders = new \DirectoryIterator($elementdir);
-            // Loop through the elements folder.
-            foreach ($elementfolders as $elementfolder) {
-                // If it is not a directory or it is '.' or '..', skip it.
-                if (!$elementfolder->isDir() || $elementfolder->isDot()) {
-                    continue;
-                }
-                // Check that the standard class exists, if not we do
-                // not want to display it as an option as it will not work.
-                $foldername = $elementfolder->getFilename();
-                // Get the class name.
-                $classname = '\\customcertelement_' . $foldername . '\\element';
-                // Ensure the necessary class exists.
-                if (class_exists($classname)) {
-                    $component = "customcertelement_{$foldername}";
-                    $options[$foldername] = get_string('pluginname', $component);
-                }
-            }
-        }
-
-        \core_collator::asort($options);
-        return $options;
-    }
 }

classes/element_helper.php

@@ -378,4 +378,43 @@ class element_helper {
             return $SITE->id;
         }
     }
+
+    /**
+     * Return the list of possible elements to add.
+     *
+     * @return array the list of element types that can be used.
+     */
+    public static function get_available_element_types() {
+        global $CFG;
+
+        // Array to store the element types.
+        $options = array();
+
+        // Check that the directory exists.
+        $elementdir = "$CFG->dirroot/mod/customcert/element";
+        if (file_exists($elementdir)) {
+            // Get directory contents.
+            $elementfolders = new \DirectoryIterator($elementdir);
+            // Loop through the elements folder.
+            foreach ($elementfolders as $elementfolder) {
+                // If it is not a directory or it is '.' or '..', skip it.
+                if (!$elementfolder->isDir() || $elementfolder->isDot()) {
+                    continue;
+                }
+                // Check that the standard class exists, if not we do
+                // not want to display it as an option as it will not work.
+                $foldername = $elementfolder->getFilename();
+                // Get the class name.
+                $classname = '\\customcertelement_' . $foldername . '\\element';
+                // Ensure the necessary class exists.
+                if (class_exists($classname)) {
+                    $component = "customcertelement_{$foldername}";
+                    $options[$foldername] = get_string('pluginname', $component);
+                }
+            }
+        }
+
+        \core_collator::asort($options);
+        return $options;
+    }
 }