fix backslash doubling on ical import

docs/changelog/7.x.x.txt

@@ -9,6 +9,7 @@
    (Diona Kidd, Knowmad Technologies)
 
 7.4.13
+- fix: Calendar doubles backslashes on iCal import
 - fix: EMS edit badge event list can display incorrectly in IE
 - fix: Expired SessionScratch not deleted (thanks to Michelle Lamar)
     http://www.plainblack.com/bugs/tracker/expired-sessionscratch-not-deleted

lib/WebGUI/Workflow/Activity/CalendarUpdateFeeds.pm

@@ -200,8 +200,8 @@ sub execute {
                 my $properties  = {
                     feedUid     => $id,
                     feedId      => $feed->{feedId},
-                    description => $events{$id}->{description}->[1],
-                    title       => $events{$id}->{summary}->[1],
+                    description => _unwrapIcalText($events{$id}->{description}->[1]),
+                    title       => _unwrapIcalText($events{$id}->{summary}->[1]),
                     menuTitle   => substr($events{$id}->{summary}->[1],0,15),
                     className   => 'WebGUI::Asset::Event',
                     isHidden    => 1,
@@ -507,6 +507,11 @@ sub _icalToMySQL {
     )->toMysql;
 }
 
+sub _unwrapIcalText {
+    my $text = shift;
+    $text =~ s/\\([.;\\])/$1/g;
+    return $text;
+}
 
 =head1 BUGS