From d4d1522c3e36cdf5f3655ca1a9e8c9d0afe6cc41 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sun, 18 Oct 2009 18:32:27 +0000
Subject: =?UTF-8?q?-=20Patch=20#607896=20by=20Benjamin=20Melan=C3=A7on,=20?=
 =?UTF-8?q?scor:=20add=20date=5Fiso8601()=20function=20to=20common.inc.=20?=
 =?UTF-8?q?Part=20of=20the=20RDFa=20exception.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 includes/common.inc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'includes')

diff --git a/includes/common.inc b/includes/common.inc
index 5ecdcddf6..a8964a630 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -2279,6 +2279,22 @@ function format_date($timestamp, $type = 'medium', $format = '', $timezone = NUL
   return preg_replace_callback('/\xEF([AaeDlMTF]?)(.*?)\xFF/', '_format_date_callback', $format);
 }
 
+/**
+ * Returns an ISO8601 formatted date based on the given date.
+ *
+ * Can be used as a callback for RDF mappings.
+ *
+ * @param $date
+ *   A UNIX timestamp.
+ * @return string
+ *   An ISO8601 formatted date.
+ */
+function date_iso8601($date) {
+  // The DATE_ISO8601 constant cannot be used here because it does not match
+  // date('c') and produces invalid RDF markup.
+  return date('c', $date);
+}
+
 /**
  * Callback function for preg_replace_callback().
  */
-- 
cgit v1.2.3