tx-io: Write branch_transaction.dest_id after successfully import.

src/ChamiloLMS/Transaction/ExerciseAttemptTransactionLog.php

@@ -126,5 +126,8 @@ class ExerciseAttemptTransactionLog extends TransactionLog
             $nano = null;
             $attempt_answer_id = saveExerciseAttempt($attempt_answer_info['marks'], $attempt_answer_info['answer'], $question_id, $imported_exe_id, $attempt_answer_info['position'], $exercise_id, $nano, $user_id, $course_id, $stat_info['session_id'], $stat_info['orig_lp_id'], $stat_info['orig_lp_item_id']);
         }
+
+        // Finally return the associated id.
+        return $imported_exe_id;
     }
 }

src/ChamiloLMS/Transaction/TransactionLog.php

@@ -274,6 +274,10 @@ abstract class TransactionLog
      * @trows TransactionImportException
      *   If any step for re-creating the element fails, an exception should be
      *   raised.
+     *
+     * @return string
+     *   The item id corresponding to the imported information in the
+     *   destination system.
      */
     abstract public function import();
 

src/ChamiloLMS/Transaction/TransactionLogController.php

@@ -163,9 +163,10 @@ class TransactionLogController
                 continue;
             }
             try {
-                $transaction->import();
+                $imported_item_id = $transaction->import();
                 $log_entry['message'] = 'Successfully imported.';
                 $transaction->status_id = TransactionLog::STATUS_SUCCESSFUL;
+                $transaction->dest_id = $imported_item_id;
                 $imported_ids['success'][] = $transaction->id;
             } catch (Exception $import_exception) {
                 $log_entry['message'] = $import_exception->getMessage();