1 files changed, 37 insertions, 0 deletions
diff --git a/library/HTMLPurifier/ConfigSchema/Interchange/Id.php b/library/HTMLPurifier/ConfigSchema/Interchange/Id.php
new file mode 100644
index 000000000..b9b3c6f5c
--- /dev/null
+++ b/library/HTMLPurifier/ConfigSchema/Interchange/Id.php
@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * Represents a directive ID in the interchange format.
+ */
+class HTMLPurifier_ConfigSchema_Interchange_Id
+{
+
+    public $key;
+
+    public function __construct($key) {
+        $this->key = $key;
+    }
+
+    /**
+     * @warning This is NOT magic, to ensure that people don't abuse SPL and
+     *          cause problems for PHP 5.0 support.
+     */
+    public function toString() {
+        return $this->key;
+    }
+
+    public function getRootNamespace() {
+        return substr($this->key, 0, strpos($this->key, "."));
+    }
+
+    public function getDirective() {
+        return substr($this->key, strpos($this->key, ".") + 1);
+    }
+
+    public static function make($id) {
+        return new HTMLPurifier_ConfigSchema_Interchange_Id($id);
+    }
+
+}
+
+// vim: et sw=4 sts=4