From d83a35ce8486256ff865596066c6dbf23bfe5b18 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Thu, 15 Jul 2010 18:07:01 -0300
Subject: Adding IsisNormalSubfieldFilterIterator

---
 classes/IsisNormalSubfieldFilterIterator.php | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 classes/IsisNormalSubfieldFilterIterator.php

(limited to 'classes/IsisNormalSubfieldFilterIterator.php')

diff --git a/classes/IsisNormalSubfieldFilterIterator.php b/classes/IsisNormalSubfieldFilterIterator.php
new file mode 100644
index 0000000..98494a6
--- /dev/null
+++ b/classes/IsisNormalSubfieldFilterIterator.php
@@ -0,0 +1,14 @@
+<?php
+
+/**
+ * Isis normal subfield iterator. Filter out special subfields.
+ */
+class IsisNormalSubfieldFilterIterator extends FilterIterator {
+  public function accept()
+  {
+    $field    = $this->getInnerIterator()->field;
+    $class    = $this->getInnerIterator()->class;
+    $subfield = $this->getInnerIterator()->current();
+    return !$class->specialSubfield($field, $subfield);
+  }
+}
-- 
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