feeds/app/models/site_feed.rb

86 lines
3.1 KiB
Ruby

class SiteFeed
include Mongoid::Document
include Mongoid::Timestamps
field :remote_site_url
field :merge_with_category
field :channel_name
field :channel_title, :localize => true
field :channel_key
field :feed_name, localize: true
field :disabled, type: Boolean, default: false
field :feed_url
field :feed_uid
require 'feed_model/cache'
require 'fileutils'
include FeedModel::Cache
Category.send(:include,FeedModel::Cache)
after_create do
crontab_list = `crontab -l`.split("\n") rescue []
site_root = Rails.root.to_s
if crontab_list.select{|s| s.include?(site_root) && s.include?("feeds_module:make_cache")} == []
`(crontab -l ; echo "*/5 * * * * /bin/bash -l -c 'cd #{site_root} && bundle exec rake feeds_module:make_cache > /dev/null'") | crontab`
end
end
before_destroy do
tmp = SiteFeedAnnc.where(feed_id: self.id).first
main_directory = File.join("#{Rails.root}","public","site_feeds")
feed_directory = File.join(main_directory.to_s, self.id.to_s)
FileUtils.rm_rf(feed_directory.to_s)
if !tmp.nil?
tmp.destroy
end
end
scope :enabled, ->{where(:disabled => false)}
def get_annc(force_refresh=false)
main_directory = File.join("#{Rails.root}","public","site_feeds")
feed_directory = File.join(main_directory.to_s, self.id.to_s)
if !force_refresh && File.exists?(feed_directory)
anns = JSON.parse(File.read(File.join(feed_directory.to_s, self.feed_uid + ".json")))[self.channel_key.pluralize] rescue []
else
uri = URI(self.feed_url)
res = get_response_body(uri) rescue ''
FileUtils.mkdir_p(feed_directory) if !File.exists?(feed_directory)
File.open(File.join(feed_directory.to_s,self.feed_uid + ".json"),"w") do |file|
res.force_encoding("utf-8")
file.write(res)
end
anns = JSON.parse(res)[self.channel_key.pluralize] rescue []
end
anns
end
def get_response_body(uri)
res = Net::HTTP.start(uri.host, uri.port,
:use_ssl => uri.scheme == 'https',
open_timeout: 60,read_timeout: 60,
verify_mode: OpenSSL::SSL::VERIFY_NONE) do |http|
req = Net::HTTP::Get.new(uri)
http.request(req)
end
if res.code == "302" || res.code == "301"
location = res['Location']
cookie = res['Set-Cookie']
if location[0] == "/"
uri = URI.parse("#{uri.scheme}://#{uri.host}#{location}")
else
uri = URI.parse(location)
end
res = Net::HTTP.start(uri.host, uri.port,
:use_ssl => uri.scheme == 'https',
open_timeout: 60,read_timeout: 60,
verify_mode: OpenSSL::SSL::VERIFY_NONE) do |http|
req = Net::HTTP::Get.new(uri)
req['Cookie'] = cookie
http.request(req)
end
return res.body
else
return res.body
end
end
def category
Category.find(self.merge_with_category) rescue nil
end
def channel_title_for_cache
!self[:channel_title].to_s.empty? ? self[:channel_title] : I18n.t("feed.source")
end
end