osem-fcy/app/controllers/calendars_controller.rb
2025-08-14 18:28:28 +02:00

88 lines
3.2 KiB
Ruby

class CalendarsController < ApplicationController
skip_authorization_check only: :index
# GET /calendars
def index
calendar = Icalendar::Calendar.new
Conference.all.each do |conference|
if params[:full]
event_schedules = conference.program.selected_event_schedules(
includes: [{ event: %i[event_type speakers submitter] }]
)
calendar = build_icalendar_from_proposals(calendar, event_schedules.map(&:event), conference)
else
calendar = build_icalender_from_conference(calendar, conference)
end
end
respond_to do |format|
format.ics do
calendar.publish
render inline: calendar.to_ical
end
end
end
private
def build_icalender_from_conference(calendar, conference)
calendar.event do |event|
event.dtstart = conference.start_date
event.dtstart.ical_params = { 'VALUE'=>'DATE' }
event.dtend = conference.end_date
event.dtend.ical_params = { 'VALUE'=>'DATE' }
event.duration = "P#{(conference.end_date - conference.start_date + 1).floor}D"
event.created = conference.created_at
event.last_modified = conference.updated_at
event.summary = conference.title
event.description = conference.description
event.uid = conference.guid
event.url = conference_url(conference.short_title)
venue = conference.venue
if venue
event.geo = venue.latitude, venue.longitude if venue.latitude && venue.longitude
location = ''
location += "#{venue.street}, " if venue.street
location += "#{venue.postalcode} #{venue.city}, " if venue.postalcode && venue.city
location += venue.country_name if venue.country_name
event.location = location if location
end
end
calendar
end
# adds events to icalendar for proposals in a conference
def build_icalendar_from_proposals(calendar, proposals, conference)
proposals.each do |proposal|
calendar.event do |event|
event.dtstart = proposal.time
event.dtend = proposal.time + (proposal.event_type.length * 60)
event.duration = "PT#{proposal.event_type.length}M"
event.created = proposal.created_at
event.last_modified = proposal.updated_at
event.summary = proposal.title
event.description = proposal.abstract
event.uid = proposal.guid
event.url = conference_program_proposal_url(conference.short_title, proposal.id)
venue = conference.venue
if venue
event.geo = venue.latitude, venue.longitude if venue.latitude && venue.longitude
location = ''
location += "#{proposal.room.name} - " if proposal.room.name
location += " - #{venue.street}, " if venue.street
location += "#{venue.postalcode} #{venue.city}, " if venue.postalcode && venue.city
location += "#{venue.country_name}, " if venue.country_name
event.location = location
end
if proposal.difficulty_level && proposal.track
event.categories = proposal.title, "Difficulty: #{proposal.difficulty_level.title}", "Track: #{proposal.track.name}"
end
end
end
calendar
end
end