MDL-66667 course: add course image cache

2021-03-15 12:50:35 +11:00
parent fc335f5ea0
commit 2affc87d2b
8 changed files with 371 additions and 15 deletions
@@ -165,24 +165,16 @@ class course_summary_exporter extends \core\external\exporter {
     * Get the course image if added to course.
     *
     * @param object $course
-     * @return string url of course image
+     * @return string|false url of course image or false if it's not exist.
     */
    public static function get_course_image($course) {
-        global $CFG;
-        $courseinlist = new \core_course_list_element($course);
-        foreach ($courseinlist->get_course_overviewfiles() as $file) {
-            if ($file->is_valid_image()) {
-                $pathcomponents = [
-                    '/pluginfile.php',
-                    $file->get_contextid(),
-                    $file->get_component(),
-                    $file->get_filearea() . $file->get_filepath() . $file->get_filename()
-                ];
-                $path = implode('/', $pathcomponents);
-                return (new moodle_url($path))->out();
-            }
+        $image = \cache::make('core', 'course_image')->get($course->id);
+
+        if (is_null($image)) {
+            $image = false;
        }
-        return false;
+
+        return $image;
    }

    /**