Revert "remove htmlpurifier"

This reverts commit c21a462d52bd32737c32c29b060da03b38f1c2e6.

1 files changed, 23 insertions, 0 deletions

diff --git a/lib/htmlpurifier/library/HTMLPurifier/Strategy/Composite.php b/lib/htmlpurifier/library/HTMLPurifier/Strategy/Composite.php
new file mode 100644
index 000000000..92aefd33e
--- /dev/null
+++ b/lib/htmlpurifier/library/HTMLPurifier/Strategy/Composite.php
@@ -0,0 +1,23 @@
+<?php
+
+/**
+ * Composite strategy that runs multiple strategies on tokens.
+ */
+abstract class HTMLPurifier_Strategy_Composite extends HTMLPurifier_Strategy
+{
+
+    /**
+     * List of strategies to run tokens through.
+     */
+    protected $strategies = array();
+
+    public function execute($tokens, $config, $context) {
+        foreach ($this->strategies as $strategy) {
+            $tokens = $strategy->execute($tokens, $config, $context);
+        }
+        return $tokens;
+    }
+
+}
+
+// vim: et sw=4 sts=4