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-rw-r--r--vendor/ezyang/htmlpurifier/library/HTMLPurifier/VarParser/Native.php38
1 files changed, 38 insertions, 0 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/VarParser/Native.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/VarParser/Native.php
new file mode 100644
index 000000000..f11c318ef
--- /dev/null
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/VarParser/Native.php
@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * This variable parser uses PHP's internal code engine. Because it does
+ * this, it can represent all inputs; however, it is dangerous and cannot
+ * be used by users.
+ */
+class HTMLPurifier_VarParser_Native extends HTMLPurifier_VarParser
+{
+
+ /**
+ * @param mixed $var
+ * @param int $type
+ * @param bool $allow_null
+ * @return null|string
+ */
+ protected function parseImplementation($var, $type, $allow_null)
+ {
+ return $this->evalExpression($var);
+ }
+
+ /**
+ * @param string $expr
+ * @return mixed
+ * @throws HTMLPurifier_VarParserException
+ */
+ protected function evalExpression($expr)
+ {
+ $var = null;
+ $result = eval("\$var = $expr;");
+ if ($result === false) {
+ throw new HTMLPurifier_VarParserException("Fatal error in evaluated code");
+ }
+ return $var;
+ }
+}
+
+// vim: et sw=4 sts=4