Merge branch 'MDL-44124-27' of git://github.com/ankitagarwal/moodle into MOODLE_27_STABLE

lib/bennu/iCalendar_rfc2445.php

@@ -398,8 +398,8 @@ function rfc2445_is_valid_value($value, $type) {
 
             $parts = explode(';', strtoupper($value));
 
-            // First of all, we need at least a FREQ and a UNTIL or COUNT part, so...
-            if(count($parts) < 2) {
+            // We need at least one part for a valid rule, for example: "FREQ=DAILY".
+            if(empty($parts)) {
                 return false;
             }
 

lib/bennu/readme_moodle.txt

@@ -3,4 +3,5 @@ Description of Bennu library import - customised library by author, this version
 modifications:
 1/ removed ereg functions deprecated as of php 5.3 (18 Nov 2009)
 2/ replaced mbstring functions with moodle core_text (28 Nov 2011)
-3/ replaced explode in iCalendar_component::unserialize() with preg_split to support various line breaks (20 Nov 2012)
+3/ replaced explode in iCalendar_component::unserialize() with preg_split to support various line breaks (20 Nov 2012)
+4/ updated rfc2445_is_valid_value() to accept single part rrule as a valid value (16 Jun 2014)