initial sabre upgrade (needs lots of work - to wit: authentication, redo the browser interface, and rework event export/import)

1 files changed, 71 insertions, 0 deletions

diff --git a/vendor/sabre/dav/lib/DAV/Exception/PreconditionFailed.php b/vendor/sabre/dav/lib/DAV/Exception/PreconditionFailed.php
new file mode 100644
index 000000000..550360e5a
--- /dev/null
+++ b/vendor/sabre/dav/lib/DAV/Exception/PreconditionFailed.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace Sabre\DAV\Exception;
+
+use Sabre\DAV;
+
+/**
+ * PreconditionFailed
+ *
+ * This exception is normally thrown when a client submitted a conditional request,
+ * like for example an If, If-None-Match or If-Match header, which caused the HTTP
+ * request to not execute (the condition of the header failed)
+ *
+ * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://sabre.io/license/ Modified BSD License
+ */
+class PreconditionFailed extends DAV\Exception {
+
+    /**
+     * When this exception is thrown, the header-name might be set.
+     *
+     * This allows the exception-catching code to determine which HTTP header
+     * caused the exception.
+     *
+     * @var string
+     */
+    public $header = null;
+
+    /**
+     * Create the exception
+     *
+     * @param string $message
+     * @param string $header
+     */
+    function __construct($message, $header = null) {
+
+        parent::__construct($message);
+        $this->header = $header;
+
+    }
+
+    /**
+     * Returns the HTTP statuscode for this exception
+     *
+     * @return int
+     */
+    function getHTTPCode() {
+
+        return 412;
+
+    }
+
+    /**
+     * This method allows the exception to include additional information into the WebDAV error response
+     *
+     * @param DAV\Server $server
+     * @param \DOMElement $errorNode
+     * @return void
+     */
+    function serialize(DAV\Server $server, \DOMElement $errorNode) {
+
+        if ($this->header) {
+            $prop = $errorNode->ownerDocument->createElement('s:header');
+            $prop->nodeValue = $this->header;
+            $errorNode->appendChild($prop);
+        }
+
+    }
+
+}