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Contents
# frozen_string_literal: true
# == Schema Information
#
# Table name: sources
#
# id :integer not null, primary key
# imported_at :datetime
# title :string
# url :string
# created_at :datetime
# updated_at :datetime
#
# == Source
#
# A model that represents a source of events data, such as feeds for hCal, iCal, etc.
require "calagator/decode_html_entities_hack"
require "paper_trail"
require "loofah-activerecord"
require "loofah/activerecord/xss_foliate"
module Calagator
class Source < Calagator::ApplicationRecord
self.table_name = "sources"
validate :assert_url
has_many :events, dependent: :destroy
has_many :venues, dependent: :destroy
scope :listing, -> { order("created_at DESC") }
has_paper_trail
xss_foliate
include DecodeHtmlEntitiesHack
# Create events for this source. Returns the events created. URL must be set
# for this source for this to work.
def create_events!
save!
to_events.select { |event| event.valid? && !event.old? }.each(&:save!)
end
# Normalize the URL.
def url=(value)
url = URI.parse(value.strip)
unless %w[http https ftp].include?(url.scheme) || url.scheme.nil?
url.scheme = "http"
end
self[:url] = url.scheme.nil? ? "http://" + value.strip : url.to_s
rescue URI::InvalidURIError
false
end
# Returns an Array of Event objects that were read from this source.
def to_events
raise ActiveRecord::RecordInvalid, self unless valid?
self.imported_at = Time.now.in_time_zone
Source::Parser.to_events(url: url, source: self)
end
# Return the name of the source, which can be its title or URL.
def name
[title, url].detect(&:present?)
end
private
# Ensure that the URL for this source is valid.
def assert_url
URI.parse(url)
rescue URI::InvalidURIError
errors.add :url, "has invalid format"
false
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems