now using favicon configured for boost_campus theme

classes/output/core_renderer.php

@@ -26,12 +26,15 @@
 namespace theme_boost_campus_rwth\output;
 
 require_once($CFG->libdir. '/filestorage/file_storage.php');
+require_once($CFG->libdir. '/outputlib.php');
 require_once($CFG->dirroot. '/course/lib.php');
 
 use html_writer;
 use moodle_url;
+use moodle_page;
 use single_button;
 use context_course;
+use theme_config;
 
 defined('MOODLE_INTERNAL') || die;
 
@@ -46,6 +49,21 @@ defined('MOODLE_INTERNAL') || die;
  */
 class core_renderer extends \theme_boost_campus\output\core_renderer {
 
+    protected $boostcampus;
+
+    public function __construct(moodle_page $page, $target) {
+        parent::__construct($page, $target);
+        $this->boostcampus = theme_config::load('boost_campus');
+    }
+
+    public function favicon() {
+        if (!empty($this->boostcampus->settings->favicon)) {
+            return $this->boostcampus->setting_file_url('favicon', 'favicon');
+        } else {
+            return $this->image_url('favicon', 'theme');
+        }
+    }
+
     /**
      * Override to dispaly switched role information beneath the course header instead of the user menu.
      * We change this because the switch role function is course related and therefore it should be placed in the course context.