feeds/app/controllers/admin/feeds_controller.rb

class Admin::FeedsController < OrbitAdminController
	layout :compute_layout
	helper_method :search_all_words
	def compute_layout
	  if action_name== 'annc_content'
	  	false
	  else
	  	'back_end'
	  end
	end
	def index
		@site_feeds = SiteFeed.all.group_by(&:remote_site_url)
		@school_urls = @site_feeds.keys
		redirect_to new_admin_feed_path and return if @site_feeds.count == 0
	end

	def settings
		@setting = SiteFeedSetting.first
	end

	def update_settings
		@setting = SiteFeedSetting.first
		p = params.require(:site_feed_setting).permit!
		@setting.update_attributes(p)
		Thread.new do
			sleep 3
		    content = "UNICORN_PID=\"`fuser tmp/pids/unicorn.sock tmp/sockets/unicorn.sock tmp/unicorn.sock` `cat tmp/pids/unicorn.pid `\" && kill -s USR2 $UNICORN_PID ; n=20; while (kill -0 $UNICORN_PID > /dev/null 2>&1) && test $n -ge 0; do printf '.' && sleep 1 && n=$(( $n - 1 )); done ; if test $n -lt 0; then kill -s TERM $UNICORN_PID; sleep 3; bundle exec unicorn_rails -c config/unicorn.rb -D -E #{Rails.env}; else kill -s QUIT $UNICORN_PID; fi"
            system(content)
		end
		redirect_to admin_feeds_settings_path
	end

	def new

	end
	def annc_content
		site_feed_annc = SiteFeedAnnc.where(id: params['feed_annc_id']).first
		@annc = site_feed_annc.get_annc(params['annc_uid'].to_s) rescue {}
	end
	def process_annc
		now_process = params['process']
		annc_uid = params['annc_uid'].to_s
		site_feed_annc = SiteFeedAnnc.where(id: params['feed_annc_id']).first
		if !site_feed_annc.nil?
			case now_process
			when /is_top|is_hot/
				cmd = now_process.split(':')
				f = cmd[0]=='is_top' ? 'top_list' : 'hot_list'
				if cmd[1] == 'enable'
					if site_feed_annc[f].exclude?(annc_uid)
						tmp = site_feed_annc.send(f)
						tmp << annc_uid
						site_feed_annc.update_attributes(f.to_sym => tmp)
					end
				else
					if site_feed_annc[f].include?(annc_uid)
						tmp = site_feed_annc.send(f)
						tmp  -= [annc_uid]
						site_feed_annc.update_attributes(f.to_sym => tmp)
					end
				end
			when /hidden|display/
				if now_process == 'hidden'
					if site_feed_annc[:hidden_annc].exclude?(annc_uid)
						tmp = site_feed_annc.hidden_annc
						tmp << annc_uid
						site_feed_annc.update_attributes(:hidden_annc =>tmp)
					end 
				else
					if site_feed_annc[:hidden_annc].include?(annc_uid)
						tmp = site_feed_annc.hidden_annc
						tmp -= [annc_uid]
						site_feed_annc.update_attributes(:hidden_annc =>tmp)
					end
				end
			end
			feeds_model = site_feed_annc.feeds_model
			feeds_uid_field = site_feed_annc.feeds_uid_field
			feeds_update_statuses_callback = site_feed_annc.feeds_update_statuses_callback
			if feeds_model && feeds_uid_field
				feeds_model = feeds_model.constantize
				feeds_record = feeds_model.where(feeds_uid_field=>params['feed_annc_id']).first
				if feeds_record
					status_data = {}
					cmd = now_process.split(':')
					if now_process == "is_top"
						status_data[:is_top] = (cmd[1] == 'enable')
					elsif now_process == "is_hot"
						status_data[:is_hot] = (cmd[1] == 'enable')
					elsif status_data == "hidden"
						status_data[:is_hidden] = true
					elsif status_data == "display"
						status_data[:is_hidden] = false
					end
					if feeds_update_statuses_callback
						feeds_record.send(feeds_update_statuses_callback, status_data)
					else
						feeds_record.update(status_data)
					end
				end
			end
		end
		render :text => 'success'
	end
	def announcements
		@filter_fields = {}
		@filter_fields['feed.source'] = SiteFeed.all.pluck(:channel_title,:remote_site_url).collect do |a,b|
			tp = (a.blank? || a[I18n.locale].blank?) ? b.gsub(/http:\/\/|https:\/\//,'').gsub(/\./,'-') : a[I18n.locale]
			tp
		end.uniq.map{|tp| {:title => tp,:id => tp}}
        @filter_fields['feed.module_name'] = SiteFeed.all.map{|s| s.channel_key}.uniq.map do |key|
            {:title => I18n.t("module_name.#{key}"),:id => key}
        end
        @max_content_count = 100
        @page_no = params[:page].to_i
        @page_no = 1 if @page_no==0
        @skip_count = (@page_no-1)*@max_content_count
        @module_name = params[:filters][:module_name].to_a rescue []
        @module_name = SiteFeed.all.map{|s| s.channel_key}.uniq if @module_name == []
		@all_feed_annc = SiteFeedAnnc.where(:channel_key.in => @module_name).order(created_at: 1).to_a rescue []
        @source = params[:filters][:source] rescue []
        @keywords = params[:keywords] rescue nil
		if request.xhr?
	      render :partial => "announcements"
	    end
	end
	def get_category_list
		app_key = params[:channel]
		ma = ModuleApp.find_by_key(app_key) rescue nil
		categories = []
		if !ma.nil?
			ma.categories.each do |category|
				cat = {}
				cat["title"] = category.title
				cat["id"]  = category.id.to_s
				categories << cat
			end
		end
		render :json => {"categories" => categories}.to_json
	end

	def get_channel_list
        puts params['url']
		url = URI.decode(params['url']).chomp("/") + "/feeds/channel_lists"
        puts url
		uri = URI.parse(URI.decode(url).encode)
        begin
            res = Timeout.timeout(10){Net::HTTP.get_response(uri).body}
        rescue
            http = Net::HTTP.new(uri.host, uri.port)
            http.use_ssl = true if (uri.scheme == "https")
            http.verify_mode = OpenSSL::SSL::VERIFY_NONE
            res = http.get(uri.request_uri).body rescue nil
            puts uri.to_s
            puts uri.hostname
        end
        data = JSON.parse(res) rescue {}
        print data
        render :json => data.to_json
	end

	def get_feed_list
		url = params['url'].chomp("/") + params[:feed_list_url]
		uri = URI.parse(url)
        begin
            res = Net::HTTP.start(uri.host, 
                                    uri.port,:use_ssl => uri.scheme == 'https',
                                    open_timeout: 10,read_timeout: 10,
                                    verify_mode: OpenSSL::SSL::VERIFY_NONE) do |http|
                req = Net::HTTP::Get.new(uri)
                http.request(req)
            end
            res = res.code=='200' ? res.body : nil 
        rescue
            res = nil
            puts uri.to_s
            puts uri.hostname
        end
        data = JSON.parse(res) rescue {}
        data_to_send = {}
        data_to_send["feeds"] = []
        Array(data["feeds"]).each do |feed|
            sf = SiteFeed.find_by(:feed_uid => feed["uid"]) rescue nil
            if !sf.nil?
                feed["subscribed"] = true
            else
                feed["subscribed"] = false
            end
            data_to_send["feeds"] << feed
        end
        render :json => data_to_send.to_json
	end

	def channel_title
		Thread.new do
			site_feeds = SiteFeed.where(:remote_site_url => params["url"])
			site_feeds.each do |sf|
				sf.channel_title_translations = params["channel_title_translations"]
				sf.instance_variable_set(:@skip_callback, true)
				sf.save
				sf.sync_data_to_annc
				sf.update_channel_title
			end
		end
		render :json => {"success" => true, "title" => params["channel_title_translations"][I18n.locale.to_s]}.to_json
	end

	def subscribe
		site_feed = SiteFeed.new
		site_feed.remote_site_url = params[:url].chomp("/")
		site_feed.merge_with_category = params[:category]
		site_feed.channel_name = params[:channel]
		site_feed.channel_key = params[:channel_key]
		site_feed.feed_uid = params[:feed][:uid]
		site_feed.feed_name_translations = params[:feed][:title_translations]
		site_feed.disabled = false
		site_feed.feed_url = params[:feed][:url]
		uri = URI(site_feed.remote_site_url)
		site_host = uri.host
		other_site_feeds = SiteFeed.where(:remote_site_url=>/:\/\/#{::Regexp.escape(site_host)}/)
		other_site_feed = other_site_feeds.first
		site_feed.channel_title_translations = other_site_feed.channel_title_translations if other_site_feed
		other_scheme = URI(other_site_feed.remote_site_url).scheme rescue nil
		site_scheme = uri.scheme
		if (['http','https'] & [other_scheme, site_scheme]).count == 2
			if site_scheme == 'http'
				site_feed.remote_site_url = site_feed.remote_site_url.sub('http://','https://')
			else
				remote_site_url = site_feed.remote_site_url
				other_site_feeds.update_all(:remote_site_url=>remote_site_url)
				site_feed_anncs = SiteFeedAnnc.where(:feed_id.in=>other_site_feeds.pluck(:id))
				site_feed_anncs.update_all(:remote_site_url=>remote_site_url)
				site_feed_anncs.each{|sfa| sfa.update_remote_site_url}
			end
		end
		module_app = ModuleApp.where(:key=>site_feed.channel_key).first
		if module_app.feeds_model
			sync_fields_data = SiteFeed::ModuleAppSyncFields.map{|f| [f, module_app[f]] }.to_h
			site_feed.update(sync_fields_data)
		end
		site_feed.save
		render :json => {"success" => true}.to_json
	end

	def disable
		feed = SiteFeed.find(params[:feed_id]) rescue nil
		if !feed.nil?
			feed.disabled = params[:disable] 
			feed.save
		end
		render :json => {"success" => true}.to_json
	end

	def unsubscribe
		sf = SiteFeed.find_by(:feed_uid => params[:feed_uid]) rescue nil
		if !sf.nil?
			sf.destroy
		end
		render :json => {"success" => true}.to_json
	end
	
	def force_refresh
		sf = SiteFeed.find_by(:feed_uid => params[:feed_uid]) rescue nil
		if !sf.nil?
			FeedModel::Cache.recreate_annc_cache(sf)
		end
		render :json => {"success" => true}.to_json
	end

	def search_all_words(target, word)
    target = target.upcase
    words = word.upcase.split(' ')
    words.select { |value| target.include? value } == words
  end
end