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require 'cgi'
module EventsHelper
# Insert a zero-width break opportunity after each semicolon, so a long
# RRULE can wrap at a clause boundary instead of overflowing its column.
# Deliberately <wbr>, not ellipsis -- unlike a URL, an RRULE's trailing
# characters (BYDAY, BYMONTH, etc.) are usually the most specific part,
# and truncating them would hide exactly the wrong end of the string.
def rrule_with_break_opportunities(rrule)
return "" if rrule.blank?
raw(rrule.split(';', -1).map { |part| CGI.escapeHTML(part) }.join(';<wbr>'))
end
def external_url_link(url)
return nil if url.blank?
return h(url) unless url.match?(%r{\Ahttps?://}i)
link_to(url, url, :target => "_blank", :rel => "noopener")
end
def event_date_range(event)
return t("events.schedule.none") if event.start_time.blank?
from = event.start_time
to = event.end_time
return one_day_range(from, event.allday) if to.blank? || to.to_date == from.to_date
if !event.allday && (to - from) <= 12.hours
return t("events.schedule.evening",
:date => admin_date(from),
:from => I18n.l(from, :format => :time),
:to => I18n.l(to, :format => :time))
end
key = from.year == to.year && from.month == to.month ? :same_month : :spanning
t("events.schedule.#{key}",
:from_day => from.day, :to_day => to.day,
:from_month => I18n.l(from, :format => :ccc_month),
:to_month => I18n.l(to, :format => :ccc_month),
:from_full => admin_date(from), :to_full => admin_date(to))
end
private
def one_day_range(from, allday)
return admin_date(from) if allday
admin_datetime(from)
end
end
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