- Patch #685074 by pwolanin: some stream wrappers need to be hidden or read-only.

1 files changed, 59 insertions, 0 deletions

diff --git a/includes/stream_wrappers.inc b/includes/stream_wrappers.inc
index 8ed5c8517..b4edb0933 100644
--- a/includes/stream_wrappers.inc
+++ b/includes/stream_wrappers.inc
@@ -21,6 +21,65 @@
  */
 
 /**
+ * Stream wrapper bit flags that are the basis for composite types.
+ */
+
+/**
+ * Stream wrapper bit flag -- a filter that matches all wrappers.
+ */
+define ('STREAM_WRAPPERS_ALL', 0x0000);
+
+/**
+ * Stream wrapper bit flag -- refers to a local file system location.
+ */
+define ('STREAM_WRAPPERS_LOCAL', 0x0001);
+
+/**
+ * Stream wrapper bit flag -- refers to a remote filesystem location.
+ */
+define ('STREAM_WRAPPERS_REMOTE', 0x0002);
+
+/**
+ * Stream wrapper bit flag -- wrapper is readable (almost always true).
+ */
+define ('STREAM_WRAPPERS_READ', 0x0004);
+
+/**
+ * Stream wrapper bit flag -- wrapper is writeable.
+ */
+define ('STREAM_WRAPPERS_WRITE', 0x0008);
+
+/**
+ * Stream wrapper bit flag -- exposed in the UI and potentially web accessible.
+ */
+define ('STREAM_WRAPPERS_VISIBLE', 0x0010);
+
+/**
+ * Composite stream wrapper bit flags that are usually used as the types.
+ */
+
+/**
+ * Stream wrapper type flag -- not visible in the UI or accessible via web,
+ * but readable and writable. E.g. the temporary directory for uploads.
+ */
+define ('STREAM_WRAPPERS_HIDDEN', STREAM_WRAPPERS_READ | STREAM_WRAPPERS_WRITE);
+
+/**
+ * Stream wrapper type flag -- visible, readable and writeable.
+ */
+define ('STREAM_WRAPPERS_WRITE_VISIBLE', STREAM_WRAPPERS_READ | STREAM_WRAPPERS_WRITE | STREAM_WRAPPERS_VISIBLE);
+
+/**
+ * Stream wrapper type flag -- visible and read-only.
+ */
+define ('STREAM_WRAPPERS_READ_VISIBLE', STREAM_WRAPPERS_READ | STREAM_WRAPPERS_VISIBLE);
+
+/**
+ * Stream wrapper type flag -- visible, readable and writeable using local files.
+ */
+define ('STREAM_WRAPPERS_NORMAL', STREAM_WRAPPERS_LOCAL | STREAM_WRAPPERS_WRITE_VISIBLE);
+
+/**
  * Generic PHP stream wrapper interface.
  *
  * @see http://www.php.net/manual/en/class.streamwrapper.php