From fe73fc726740b3e9fd7f3fc647269c471e21e89f Mon Sep 17 00:00:00 2001
From: Joshua Ramon Enslin <joshua@museum-digital.de>
Date: Sun, 15 Oct 2023 16:13:53 +0200
Subject: [PATCH] Add exceptions special to this repo

---
 exceptions/MDInvalidNodaLinkException.php | 18 ++++++++++++++++++
 exceptions/MDInvalidNodaLinkLocIdIsSh.php | 21 +++++++++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 exceptions/MDInvalidNodaLinkException.php
 create mode 100644 exceptions/MDInvalidNodaLinkLocIdIsSh.php

diff --git a/exceptions/MDInvalidNodaLinkException.php b/exceptions/MDInvalidNodaLinkException.php
new file mode 100644
index 0000000..eed0c73
--- /dev/null
+++ b/exceptions/MDInvalidNodaLinkException.php
@@ -0,0 +1,18 @@
+<?PHP
+declare(strict_types = 1);
+
+/**
+ * Exception thrown in case a controlled vocabulary is to be linked using an invalid ID.
+ */
+class MDInvalidNodaLinkException extends MDgenericInvalidInputsException {
+    /**
+     * Error message.
+     *
+     * @return string
+     */
+    public function errorMessage() {
+        //error message
+        return 'Inputs are not valid.';
+
+    }
+}
diff --git a/exceptions/MDInvalidNodaLinkLocIdIsSh.php b/exceptions/MDInvalidNodaLinkLocIdIsSh.php
new file mode 100644
index 0000000..5459d5e
--- /dev/null
+++ b/exceptions/MDInvalidNodaLinkLocIdIsSh.php
@@ -0,0 +1,21 @@
+<?PHP
+declare(strict_types = 1);
+
+/**
+ * Exception thrown in case a library of congress link refers to the subject
+ * headings (subject headings are a dedicated, full vocabulary according to
+ * md's definition).
+ */
+class MDInvalidNodaLinkLocIdIsSh extends MDInvalidNodaLinkException {
+    /**
+     * Error message.
+     *
+     * @return string
+     */
+    public function errorMessage() {
+        //error message
+        return 'Inputs are not valid.';
+
+    }
+}
+