class Admin::SitesController < OrbitAdminController
  before_filter :set_git_branch, :only=>[:check_updates, :update_orbit]
  include Admin::GmailHelper
  begin
    include BundlerHelper
  rescue
    def bundler_with_clean_env(&block)
      if block_given?
        if Bundler.respond_to?(:with_unbundled_env)
          Bundler.with_unbundled_env(&block)
        else
          Bundler.with_clean_env(&block)
        end
      end
    end
  end
  helper_method :GeneratePermissionUrl
  def get_all_databases
    nginx_exe = %x[ps -o args -C nginx| grep 'daemon'| awk '{print $4}'].split("\n")[0]
    if nginx_exe.nil?
      render :json => {}
    else
      nginx_config = %x[#{nginx_exe} -V 2>&1 | grep -o '\\-\\-conf-path=\\(.*conf\\)' | cut -d '=' -f2].sub("\n",'')
      include_paths = `grep include #{nginx_config}`.split("\n").map{|s| s.strip.split("#").first.match(/include\s+([^;]*)/)[1]}
      include_paths = include_paths.select{|path| path.match(/(modules-enabled|mime\.types|conf\.d|sites-enabled)/).nil? }
      database_info = {}
      include_paths.each do |include_path|
        root_paths = `grep root #{include_path}`.split("\n").map{|s| s.strip.split("#").first.match(/root\s+([^;]*)/)[1]}
        root_paths = root_paths.map{|path| File.dirname(path)}
        root_paths.each do |root_path|
          mongoid_config = YAML.load(File.read("#{root_path}/config/mongoid.yml")) rescue nil
          db = mongoid_config["development"]["sessions"]["default"]["database"] rescue nil
          if db.present?
            db = db.to_s
            site_nginx_config = `grep -H #{root_path} #{include_path}`.split(':')[0] rescue ""
            if site_nginx_config.present?
              server_names = `grep server_name #{site_nginx_config}`.split("\n").map{|s| s.split('#').first.match(/server_name\s+([^;]*)/)[1].split(/\s/) rescue nil}
              server_names = server_names.flatten.compact
              server_names = server_names.select{|s| ip_match = s.match(/[\d\.]+/);ip_match.nil? ? true : (ip_match[0] != s)}
              if server_names.count != 0
                ports = `grep listen #{site_nginx_config}`.split("\n").map{|s| s.split('#').first.match(/\d+/)[0] rescue nil}.compact
                if ports.include? "443"
                  database_info[db] = "https://#{server_names[0]}"
                else
                  port = ports[0]
                  if port
                    database_info[db] = "http://#{server_names[0]}#{port == "80" ? '' : ":#{port}"}"
                  end
                end
              end
            end
          end
        end
      end
      @site.update(:database_info=>database_info)
      render :json => database_info
    end
  end
  layout "structure"
  def send_email
    params_to_send = {'store_token' => @site.store_token}
    uri = URI.parse(OrbitStore::URL)
    http = Net::HTTP.new(uri.host,uri.port)
    request = Net::HTTP::Get.new("/site/send_email")
    request.body = params_to_send.to_query
    http.open_timeout = 1 #set read_timeout to 1 second to avoid web die caused by no response
    http.ssl_timeout = 1
    begin
     response = http.request(request)
    rescue
      response = ActionDispatch::Response.new
      response.body = {'success'=>true}.to_json
    end
    data = JSON.parse(response.body)
    %x(#{RESTART_CMD})
    sleep 5
  end
  def index
    @first_run = dashboard_is_first_run?
    @registered = !@site.store_token.nil? 
    @store_permissions = check_store_permissions
    if @store_permissions["error"] == "SITE_NOT_REGISTERED"
      if @registered
        @registered = false
        @site.store_token = nil
        @site.save
      end
    end
    if @registered
      network = ONetwork.new(OrbitStore::URL,"get")
      response = network.request("/xhr/ticket/types",{"store_token" => @site.store_token})
      data = JSON.parse(response.body) rescue {}
      @types = []
      locale = I18n.locale.to_s
      if data["success"] == true
        data["ticket_types"].each do |tt|
          @types << [tt["title_translations"][locale],tt["id"]]
        end
      end
    send_email if !@store_permissions["permission_granted"] rescue nil #Resend confirmation email if not confirmed
    end
    user_name = current_user.user_name rescue ''
    network = ONetwork.new(OrbitStore::URL,"post")
    response = network.request("/xhr/site/re_register_url",{"store_token" => @site.store_token, 'site_domain' => request.host_with_port,'user' => user_name})
    @data = JSON.parse(response.body) rescue {}
  end


  def mail_setting
  end

  def site_info
    @pages = Page.where(:module=>"page_content")
  end

  def responsive_setting
        @module = ModuleApp.find_by_key("announcement")
  end

    def search_engine
    end

    def sitemap
    end

    def change_design
      @site.template = params[:design_key]
      @site.save
      restart_server
    end

    def system_info
        @disk_free = `df -h /`.rstrip()
        @nginx_version = %x[/usr/sbin/nginx -v 2>&1].rstrip()
        @mongo_version = (Mongoid.default_client.command(buildInfo: 1).first[:version] rescue '')
        @linux_version = `lsb_release -ds`.rstrip()
        if @linux_version.blank?
          @linux_version = "Not Applicable"
        end

        if !params[:user_logs].nil?
          @user_page = params[:page].to_i
          @system_page = 0
          @mongo_page = 0
          @nginx_page = 0
        elsif !params[:system_logs].nil?
          @system_page = params[:page].to_i
          @user_page = 0
          @mongo_page = 0
          @nginx_page = 0
        elsif !params[:mongo_logs].nil?
          @mongo_page = params[:page].to_i
          @user_page = 0
          @system_page = 0
          @nginx_page = 0
        elsif !params[:nginx_logs].nil?
          @nginx_page = params[:page].to_i
          @user_page = 0
          @system_page = 0
          @mongo_page = 0
        else
          @user_page = 1
          @system_page = 1
          @mongo_page = 1
          @nginx_page = 1
        end
        @max_system_page = 1000
        limit_num = 100
        @user_actions = UserAction.all.desc(:created_at).page(@user_page).per(10) if @user_page != 0
        @params = params
        search_grep = params[:keywords].blank? ? nil : "|grep '#{params[:keywords]}'"
        system_head = search_grep ? "-n #{@max_system_page*limit_num} #{search_grep} | head -n #{@system_page*limit_num||limit_num}" :  "-n #{@system_page*limit_num}"
        @system_logs = Kaminari.paginate_array(%x[journalctl -x --no-pager -r -o json #{system_head} | tail -#{limit_num}].encode!("UTF-8", :invalid => :replace, :undef => :replace, :replace => '').split("\n").collect{|v| JSON.parse(v)}).page(1).per(limit_num) if @system_page != 0
        @mongo_logs = Kaminari.paginate_array(%x[cat /var/log/mongodb/mongod.log*|grep error#{search_grep}|tac].encode!("UTF-8", :invalid => :replace, :undef => :replace, :replace => '').split("\n").collect{|v| v.scan(/^((?:(?! ).)*) (.*)/)[0]}).page(@mongo_page).per(limit_num) if @mongo_page != 0
        @nginx_logs = Kaminari.paginate_array(%x[cat /var/log/nginx/error.log#{search_grep}|tac].encode!("UTF-8", :invalid => :replace, :undef => :replace, :replace => '').split("\n").collect{|v| v.scan(/^((?:(?!\[).)*)\[error\] (.*)/)[0]}.compact).page(@nginx_page).per(limit_num) if @nginx_page != 0

        @mail_crons = Email.can_deliver.desc(:created_at)

        @mail_cron_logs = EmailLog.desc(:created_at).page(params[:mail_log_page]).per(10)

        respond_to do |format|
          format.html
          format.js
        end
    end

    def delete_mail_log
      if params[:ids]
        EmailLog.any_in(:_id => params[:ids]).destroy
      end
      render :body => nil
    end

    def preference
      @member_extra_db = File.read("config/member_extra_db.txt").strip rescue ""
      if @member_extra_db.blank?
        @member_extra_db = @site.member_extra_db
      else
        @site.update(:member_extra_db=>@member_extra_db)
      end
      @current_database = Site.collection.database.name
      @database_info = @site.database_info.except(@current_database) rescue {}
    end

    def update_orbit
    end

  def update
    @site.update_attributes(site_params)
    tmp = params[:site]
    if tmp[:enable_language_detection].eql?("0")
      Site.update_all({:enable_language_detection => false})
    elsif tmp[:enable_language_detection].eql?("1")
      if @site.in_use_locales.include?(:en)
        Site.update_all({:default_locale => nil})
      else
        Site.update_all({:enable_language_detection => false})
      end
    end
    if !@site.in_use_locales.include? I18n.locale 
      I18n.locale = @site.in_use_locales.first
      redirect_to admin_site_preference_path(@site)
    else
      begin
        redirect_to :back
      rescue
        redirect_to admin_site_preference_path(@site)
      end
    end
    Thread.new do
      sleep 1
      %x(#{RESTART_CMD})
    end
  end
    
  def update_manager
      @store_permissions = check_store_permissions
  end

  def get_update_history
    update_log = %x{git log --pretty=format:"%H','%ad','%s" --date=short}.split("\n")
    emergency_log = %x{git reflog --pretty=format:"%H','%ad','%s" --date=short}.split("\n")
    @update_log = update_log.collect do |v|
      if v.include? 'complete_update_'
        tmp = emergency_log.select{|v1| v1.exclude?('complete_update_') && v1.include?(v.split(/complete_update_/)[-1])}[0] rescue []
        [v,tmp]
      else
        v
      end
    end.flatten.map{|log| log.gsub("'","").split(",")}.to_json
    render :json => @update_log
  end

  def check_updates
    %x(git fetch origin)
    @new_updates = %x(git log #{@branch}..origin/#{@branch}  --pretty=format:"%ad','%s" --date=short).split("\n").map{|log| log.gsub("'","").split(",")}.to_json
    render :json => @new_updates
  end
  def git_reset(commit,type)
    mul = Multithread.where(key: 'update_manager').first
    mul = Multithread.create(key: 'update_manager') if mul.nil?
    mul.update_attributes(status: 'waiting')
    Thread.new do
      ubuntu_version = %x[lsb_release -a | grep Release].scan(/\d.*\d/)[0]
      git = 'git'
      if Float(ubuntu_version) <= 14.04 && Float(%x[git --version].scan(/\d.\d/)[0]) < 1.9
        if %x[uname -m].scan('64').count !=0
          cmd0 = system("wget https://ruling.digital/uploads/asset/git_1.9.1-1_amd64.deb && dpkg -x git_1.9.1-1_amd64.deb ./git_1.9.1")
        else
          cmd0 = system("wget https://ruling.digital/uploads/asset/git_1.9.1-1_i386.deb && dpkg -x git_1.9.1-1_i386.deb ./git_1.9.1")
        end
        git = 'git_1.9.1/usr/bin/git'
      end
      git_add_except_public = Dir['*'].select{|v| v!= 'public' && v!= 'log' && v != 'dump' && v != 'tmp'}.collect do |v|
                              "#{git} add  -f --all --ignore-errors '#{v}'"
                            end.join(' ; ')
      git_add_custom = (Dir['*'].select{|v| v !="config.ru" && v !='app' && v != 'lib' && v != 'config' && v != 'public' && v!= 'log' && v != 'dump' && v != 'tmp'} + ['app/templates','config/mongoid.yml','config/extra_lang.txt']).collect do |v|
                              "#{git} add  -f --all --ignore-errors '#{v}'"
                            end.join(' ; ')
      git_restore = "#{git} checkout -- `git ls-tree HEAD --name-only|sed 's/.ruby-version//g'|xargs`"
      time_now = Time.now.strftime('%Y_%m_%d_%H_%M')
      if %x[#{git} config user.name].empty?
        %x[#{git} config --global user.name "rulingcom"]
      end
      if %x[#{git} config user.email].empty?
        %x[#{git} config --global user.email "orbit@rulingcom.com"]
      end
      site = Site.first
      bundler_with_clean_env{system("#{git_add_except_public} ; #{git} commit -m auto_backup_before_#{type}_#{time_now} --allow-empty && #{git} reset #{commit} --mixed ; #{git_add_custom} ; #{git_restore} ; #{git_add_except_public} ; #{git} clean -f -- app/models ; #{git} commit -m complete_#{type}_#{time_now} --allow-empty")}
      site.update_attributes(update_flag: true) rescue nil
      mul.update_attributes(status: 'finish')
    end
  end
  def update_orbit
    store_permissions = check_store_permissions
    if params['type'] == 'update'
      if store_permissions["permission_granted"]
        git_reset('origin','update')
        render :plain => 'waiting'
      else
        render :json => store_permissions.to_json
      end
    elsif params['type'] == 'restore'
      git_reset(params['id'],'restore')
      render :plain => 'waiting'
    elsif params['type'] == 'get_result'
      render :plain => Multithread.where(key: 'update_manager').first.status rescue 'running'
    end
  end

  def bundle_install
    bundler_with_clean_env{system("cd #{Rails.root} && bundle update") }
    %x(#{RESTART_CMD})
    sleep 2
    render :body => nil
  end

  def restart_server
    mode = Rails.env
    unicorn_rails = %x[which unicorn_rails].sub("\n",'')
    render :body => nil
    bundler_with_clean_env{system("UNICORN_PID=\"`fuser tmp/pids/unicorn.sock tmp/sockets/unicorn.sock tmp/unicorn.sock` `cat tmp/pids/unicorn.pid `\" && kill -s TERM $UNICORN_PID ; while (kill -0 $UNICORN_PID > /dev/null 2>&1) ; do printf '.' && sleep 1 ; done ; unset UNICORN_FD; bundle exec unicorn_rails -c config/unicorn.rb -D -E #{mode}")}
  end

  private

    def dashboard_is_first_run?
      !current_user.is_tour_completed?("tickets")
    end

    def site_params
      tmp = params[:site]
      if tmp[:default_bar_color].present?
        tmp[:mobile_bar_color] = []
      end
    # if tmp[:enable_language_detection]
    #   Site.update_all({:default_locale => nil})
    # end

      unless tmp[:in_use_locales].nil?
        in_user_locales = []
        I18n.available_locales.each do |locale| 
          in_user_locales << locale if tmp[:in_use_locales][locale].eql?("1") 
        end
        tmp[:in_use_locales] = in_user_locales
      end

      if tmp[:phone_number].nil?
        tmp[:phone_number] = []
      # else
      #   tmp[:phone_number] = tmp[:phone_number]
      end
      tmp[:sign_up_roles] = [] if !tmp[:sign_up_roles].present?
      if tmp[:privileged_ip].present?
        tmp[:privileged_ip] = tmp[:privileged_ip].values rescue []
      end
      params.require(:site).permit!

    end

    
    def set_git_branch
      @branch = %x(git rev-parse --abbrev-ref HEAD).gsub("\n","")
    end
end