Module: Async::Caldav::Handlers::Put

Defined in:
lib/async/caldav/handlers/put.rb

Class Method Summary collapse

Class Method Details

.call(path:, body:, storage:, headers: {}, resource_type: nil) ⇒ Object 



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# File 'lib/async/caldav/handlers/put.rb', line 13

def call(path:, body:, storage:, headers: {}, resource_type: nil, **)
  return [400, { 'content-type' => 'text/plain' }, ['Empty body']] if body.nil? || body.strip.empty?

  # Validate body format
  if resource_type == :calendar
    return [400, { 'content-type' => 'text/plain' }, ['Invalid calendar data']] unless body.start_with?('BEGIN:VCALENDAR')
    content_type = headers['content-type'] || 'text/calendar'
  elsif resource_type == :addressbook
    return [400, { 'content-type' => 'text/plain' }, ['Invalid vCard data']] unless body.start_with?('BEGIN:VCARD')
    content_type = headers['content-type'] || 'text/vcard'
  else
    content_type = headers['content-type'] || 'application/octet-stream'
  end

  existing = storage.get_item(path.to_s)

  # Precondition checks
  if_match = headers['if-match']
  if_none_match = headers['if-none-match']

  if if_match && (!existing || existing[:etag] != if_match)
    return [412, { 'content-type' => 'text/plain' }, ['Precondition Failed']]
  end

  if if_none_match == '*' && existing
    return [412, { 'content-type' => 'text/plain' }, ['Precondition Failed']]
  end

  # UID conflict check for new items
  if !existing
    uid = extract_uid(body)
    if uid
      collection_path = path.parent.to_s
      items = storage.list_items(collection_path)
      items.each do |item_path, item_data|
        next if item_path == path.to_s
        if extract_uid(item_data[:body]) == uid
          return [409, { 'content-type' => 'text/plain' }, ['UID conflict']]
        end
      end
    end
  end

  item, is_new = storage.put_item(path.to_s, body, content_type)

  if is_new
    [201, { 'etag' => item[:etag], 'content-type' => 'text/plain' }, ['']]
  else
    [204, { 'etag' => item[:etag] }, ['']]
  end
end