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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?
url.match?(%r{\Ahttps?://}i) ? link_to(url, url) : h(url)
end
end
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