* lisp/ox-icalendar.el (org-icalendar-force-alarm): option to set alarm even if alarm time is set to zero. * lisp/ox-icalendar.el (org-icalendar--valarm): create VALARM at the event start if the alarm time is set to zero and `org-icalendar-force-alarm' is set to true. --- lisp/ox-icalendar.el | 24 +++++++++++++++++++++--- 1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/lisp/ox-icalendar.el b/lisp/ox-icalendar.el index 0a56e08e5..15b5e3e37 100644 --- a/lisp/ox-icalendar.el +++ b/lisp/ox-icalendar.el @@ -66,6 +66,15 @@ for timed events. If non-zero, alarms are created. :version "24.1" :type 'integer) +(defcustom org-icalendar-force-alarm nil + "Non-nil means alarm will be created even if is set to zero. + +This overrides default behaviour where zero means no alarm. With +this set to non-nil and alarm set to zero, alarm will be created +and will fire at the event start." + :group 'org-export-icalendar + :type 'bool) + (defcustom org-icalendar-combined-name "OrgMode" "Calendar name for the combined iCalendar representing all agenda files." :group 'org-export-icalendar @@ -803,8 +812,11 @@ Return VALARM component as a string, or nil if it isn't allowed." (let ((alarm-time (let ((warntime (org-element-property :APPT_WARNTIME entry))) - (if warntime (string-to-number warntime) 0)))) - (and (or (> alarm-time 0) (> org-icalendar-alarm-time 0)) + (if warntime (string-to-number warntime) nil)))) + (and (or (and alarm-time + (> alarm-time 0)) + (> org-icalendar-alarm-time 0) + org-icalendar-force-alarm) (org-element-property :hour-start timestamp) (format "BEGIN:VALARM ACTION:DISPLAY @@ -812,7 +824,13 @@ DESCRIPTION:%s TRIGGER:-P0DT0H%dM0S END:VALARM\n" summary - (if (zerop alarm-time) org-icalendar-alarm-time alarm- time))))) + (if org-icalendar-force-alarm + (if alarm-time + alarm-time + org-icalendar-alarm-time) + (if (zerop alarm-time) + org-icalendar-alarm-time + alarm-time)))))) ;;;; Template