MDL-83905 core_badges: Replace manual JSON with exporters

Author: sarjona

badges/classes/assertion.php

@@ -28,6 +28,8 @@
 require_once($CFG->libdir . '/badgeslib.php');
 require_once($CFG->dirroot . '/badges/renderer.php');
 
+use core_badges\local\backpack\ob\exporter_base;
+
 /**
  * Class that represents badge assertion.
  *
@@ -116,6 +118,13 @@ public function get_assertion_hash() {
      * @return array Badge assertion.
      */
     public function get_badge_assertion($issued = true, $usesalt = true) {
+        $assertionexporter = exporter_base::create_assertion_exporter_from_hash(
+            $this->_data->uniquehash,
+            exporter_base::convert_apiversion(OPEN_BADGES_V2),
+        );
+        return $assertionexporter->export();
+
+/*
         global $CFG;
         $assertion = array();
         if ($this->_data) {
@@ -163,6 +172,7 @@ public function get_badge_assertion($issued = true, $usesalt = true) {
             $this->embed_data_badge_version2($assertion, OPEN_BADGES_V2_TYPE_ASSERTION);
         }
         return $assertion;
+*/
     }
 
     /**
@@ -172,6 +182,14 @@ public function get_badge_assertion($issued = true, $usesalt = true) {
      * @return array Badge Class information.
      */
     public function get_badge_class($issued = true) {
+        // TODO: Should the image be added with the data:image/png;base64, prefix?
+        $badgeexporter = exporter_base::create_badge_exporter_from_id(
+            $this->get_badge_id(),
+            exporter_base::convert_apiversion(OPEN_BADGES_V2),
+        );
+        return $badgeexporter->export();
+/*
+// TODO: This badge contains less information, for instance, version or language are not present).
         $class = [];
         if ($this->_data) {
             if (empty($this->_data->courseid)) {
@@ -214,6 +232,7 @@ public function get_badge_class($issued = true) {
             }
         }
         return $class;
+*/
     }
 
     /**
@@ -222,11 +241,11 @@ public function get_badge_class($issued = true) {
      * @return array Issuer information.
      */
     public function get_issuer() {
-        $badge = new badge($this->get_badge_id());
-        $issuer = $badge->get_badge_issuer();
-
-        $this->embed_data_badge_version2($issuer, OPEN_BADGES_V2_TYPE_ISSUER);
-        return $issuer;
+        $issuerexporter = exporter_base::create_issuer_exporter_from_id(
+            $this->get_badge_id(),
+            exporter_base::convert_apiversion(OPEN_BADGES_V2),
+        );
+        return $issuerexporter->export();
     }
 
     /**