fedux-org/proxy_pac_rb

# encoding: utf-8
# frozen_string_literal: true
module ProxyPacRb
  # Javascript-Methods for evaluation of proxy.pac
  class ProxyPacJs
    class << self
      def my_ip_address_template(value)
        <<~EOS
          function myIpAddress() {
            return "#{value}";
          }
        EOS
      end

      # taken from  releases-mozilla-release / netwerk / base / src / ProxyAutoConfig.cpp @ bitbucket.org
      # https://bitbucket.org/mozilla/releases-mozilla-release/raw/dece38633cf1adcab2071d69fea264580d24cc9e/netwerk/base/src/ProxyAutoConfig.cpp
      def time_variables
        <<~EOS
        var wdays = {SUN: 0, MON: 1, TUE: 2, WED: 3, THU: 4, FRI: 5, SAT: 6};
        var months = {JAN: 0, FEB: 1, MAR: 2, APR: 3, MAY: 4, JUN: 5, JUL: 6, AUG: 7, SEP: 8, OCT: 9, NOV: 10, DEC: 11};
        EOS
      end

      def week_day_range_template(value = nil)
        value = %("#{value}") if value

        <<~EOS
        function getDay(weekday) {
            if (weekday in wdays) {
                return wdays[weekday];
            }
            return -1;
        }

        function weekdayRange() {
            var date = new Date(#{value});
            var argc = arguments.length;
            var wday;
            if (argc < 1)
                return false;
            if (arguments[argc - 1] == 'GMT') {
                argc--;
                wday = date.getUTCDay();
            } else {
                wday = date.getDay();
            }
            var wd1 = getDay(arguments[0]);
            var wd2 = (argc == 2) ? getDay(arguments[1]) : wd1;
            return (wd1 == -1 || wd2 == -1) ? false
                                            : (wd1 <= wday && wday <= wd2);
        }
        EOS
      end

      def date_range_template(value = nil)
        value = %("#{value}") if value

        <<~EOS
        function getMonth(name) {
            if (name in months) {
                return months[name];
            }
            return -1;
        }

        function dateRange() {
            var date = new Date(#{value});
            var argc = arguments.length;
            if (argc < 1) {
                return false;
            }
            var isGMT = (arguments[argc - 1] == 'GMT');

            if (isGMT) {
                argc--;
            }
            // function will work even without explict handling of this case
            if (argc == 1) {
                var tmp = parseInt(arguments[0]);
                if (isNaN(tmp)) {
                    return ((isGMT ? date.getUTCMonth() : date.getMonth()) ==
                             getMonth(arguments[0]));
                } else if (tmp < 32) {
                    return ((isGMT ? date.getUTCDate() : date.getDate()) == tmp);
                } else {
                    return ((isGMT ? date.getUTCFullYear() : date.getFullYear()) ==
                             tmp);
                }
            }
            var year = date.getFullYear();
            var date1, date2;
            date1 = new Date(year,  0,  1,  0,  0,  0);
            date2 = new Date(year, 11, 31, 23, 59, 59);
            var adjustMonth = false;
            for (var i = 0; i < (argc >> 1); i++) {
                var tmp = parseInt(arguments[i]);
                if (isNaN(tmp)) {
                    var mon = getMonth(arguments[i]);
                    date1.setMonth(mon);
                } else if (tmp < 32) {
                    adjustMonth = (argc <= 2);
                    date1.setDate(tmp);
                } else {
                    date1.setFullYear(tmp);
                }
            }
            for (var i = (argc >> 1); i < argc; i++) {
                var tmp = parseInt(arguments[i]);
                if (isNaN(tmp)) {
                    var mon = getMonth(arguments[i]);
                    date2.setMonth(mon);
                } else if (tmp < 32) {
                    date2.setDate(tmp);
                } else {
                    date2.setFullYear(tmp);
                }
            }
            if (adjustMonth) {
                date1.setMonth(date.getMonth());
                date2.setMonth(date.getMonth());
            }
            if (isGMT) {
            var tmp = date;
                tmp.setFullYear(date.getUTCFullYear());
                tmp.setMonth(date.getUTCMonth());
                tmp.setDate(date.getUTCDate());
                tmp.setHours(date.getUTCHours());
                tmp.setMinutes(date.getUTCMinutes());
                tmp.setSeconds(date.getUTCSeconds());
                date = tmp;
            }
            return ((date1 <= date) && (date <= date2));
        }
        EOS
      end

      def time_range_template(value = nil)
        value = %("#{value}") if value

        <<~EOS
        function timeRange() {
            var argc = arguments.length;
            var date = new Date(#{value});
            var isGMT= false;

            if (argc < 1) {
                return false;
            }
            if (arguments[argc - 1] == 'GMT') {
                isGMT = true;
                argc--;
            }

            var hour = isGMT ? date.getUTCHours() : date.getHours();
            var date1, date2;
            date1 = new Date();
            date2 = new Date();

            if (argc == 1) {
                return (hour == arguments[0]);
            } else if (argc == 2) {
                return ((arguments[0] <= hour) && (hour <= arguments[1]));
            } else {
                switch (argc) {
                case 6:
                    date1.setSeconds(arguments[2]);
                    date2.setSeconds(arguments[5]);
                case 4:
                    var middle = argc >> 1;
                    date1.setHours(arguments[0]);
                    date1.setMinutes(arguments[1]);
                    date2.setHours(arguments[middle]);
                    date2.setMinutes(arguments[middle + 1]);
                    if (middle == 2) {
                        date2.setSeconds(59);
                    }
                    break;
                default:
                  throw 'timeRange: bad number of arguments'
                }
            }

            if (isGMT) {
                date.setFullYear(date.getUTCFullYear());
                date.setMonth(date.getUTCMonth());
                date.setDate(date.getUTCDate());
                date.setHours(date.getUTCHours());
                date.setMinutes(date.getUTCMinutes());
                date.setSeconds(date.getUTCSeconds());
            }
            return ((date1 <= date) && (date <= date2));
        }
        EOS
      end
    end
  end
end