mistpark 2.0 infrasturcture lands

1 files changed, 53 insertions, 0 deletions

diff --git a/library/HTMLPurifier/HTMLModule/SafeObject.php b/library/HTMLPurifier/HTMLModule/SafeObject.php
new file mode 100644
index 000000000..64ab8c070
--- /dev/null
+++ b/library/HTMLPurifier/HTMLModule/SafeObject.php
@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * A "safe" object module. In theory, objects permitted by this module will
+ * be safe, and untrusted users can be allowed to embed arbitrary flash objects
+ * (maybe other types too, but only Flash is supported as of right now).
+ * Highly experimental.
+ */
+class HTMLPurifier_HTMLModule_SafeObject extends HTMLPurifier_HTMLModule
+{
+
+    public $name = 'SafeObject';
+
+    public function setup($config) {
+
+        // These definitions are not intrinsically safe: the attribute transforms
+        // are a vital part of ensuring safety.
+
+        $max = $config->get('HTML.MaxImgLength');
+        $object = $this->addElement(
+            'object',
+            'Inline',
+            'Optional: param | Flow | #PCDATA',
+            'Common',
+            array(
+                // While technically not required by the spec, we're forcing
+                // it to this value.
+                'type'   => 'Enum#application/x-shockwave-flash',
+                'width'  => 'Pixels#' . $max,
+                'height' => 'Pixels#' . $max,
+                'data'   => 'URI#embedded',
+                'classid' => 'Enum#clsid:d27cdb6e-ae6d-11cf-96b8-444553540000',
+                'codebase' => new HTMLPurifier_AttrDef_Enum(array(
+                    'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0')),
+            )
+        );
+        $object->attr_transform_post[] = new HTMLPurifier_AttrTransform_SafeObject();
+
+        $param = $this->addElement('param', false, 'Empty', false,
+            array(
+                'id' => 'ID',
+                'name*' => 'Text',
+                'value' => 'Text'
+            )
+        );
+        $param->attr_transform_post[] = new HTMLPurifier_AttrTransform_SafeParam();
+        $this->info_injector[] = 'SafeObject';
+
+    }
+
+}
+
+// vim: et sw=4 sts=4