diff options
Diffstat (limited to 'netwerk/base/ascii_pac_utils.js')
| -rw-r--r-- | netwerk/base/ascii_pac_utils.js | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/netwerk/base/ascii_pac_utils.js b/netwerk/base/ascii_pac_utils.js new file mode 100644 index 0000000000..cedb1a0f21 --- /dev/null +++ b/netwerk/base/ascii_pac_utils.js @@ -0,0 +1,256 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* global dnsResolve */ + +function dnsDomainIs(host, domain) { + return ( + host.length >= domain.length && + host.substring(host.length - domain.length) == domain + ); +} + +function dnsDomainLevels(host) { + return host.split(".").length - 1; +} + +function isValidIpAddress(ipchars) { + var matches = /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/.exec(ipchars); + if (matches == null) { + return false; + } else if ( + matches[1] > 255 || + matches[2] > 255 || + matches[3] > 255 || + matches[4] > 255 + ) { + return false; + } + return true; +} + +function convert_addr(ipchars) { + var bytes = ipchars.split("."); + var result = + ((bytes[0] & 0xff) << 24) | + ((bytes[1] & 0xff) << 16) | + ((bytes[2] & 0xff) << 8) | + (bytes[3] & 0xff); + return result; +} + +function isInNet(ipaddr, pattern, maskstr) { + if (!isValidIpAddress(pattern) || !isValidIpAddress(maskstr)) { + return false; + } + if (!isValidIpAddress(ipaddr)) { + ipaddr = dnsResolve(ipaddr); + if (ipaddr == null) { + return false; + } + } + var host = convert_addr(ipaddr); + var pat = convert_addr(pattern); + var mask = convert_addr(maskstr); + return (host & mask) == (pat & mask); +} + +function isPlainHostName(host) { + return host.search("(\\.)|:") == -1; +} + +function isResolvable(host) { + var ip = dnsResolve(host); + return ip != null; +} + +function localHostOrDomainIs(host, hostdom) { + return host == hostdom || hostdom.lastIndexOf(host + ".", 0) == 0; +} + +function shExpMatch(url, pattern) { + pattern = pattern.replace(/\./g, "\\."); + pattern = pattern.replace(/\*/g, ".*"); + pattern = pattern.replace(/\?/g, "."); + var newRe = new RegExp("^" + pattern + "$"); + return newRe.test(url); +} + +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, +}; + +function weekdayRange() { + function getDay(weekday) { + if (weekday in wdays) { + return wdays[weekday]; + } + return -1; + } + var date = new Date(); + 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; + if (wd1 == -1 || wd2 == -1) { + return false; + } + + if (wd1 <= wd2) { + return wd1 <= wday && wday <= wd2; + } + + return wd2 >= wday || wday >= wd1; +} + +function dateRange() { + function getMonth(name) { + if (name in months) { + return months[name]; + } + return -1; + } + var date = new Date(); + 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) { + let 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; + } + 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 (let i = 0; i < argc >> 1; i++) { + let tmp = parseInt(arguments[i]); + if (isNaN(tmp)) { + let mon = getMonth(arguments[i]); + date1.setMonth(mon); + } else if (tmp < 32) { + adjustMonth = argc <= 2; + date1.setDate(tmp); + } else { + date1.setFullYear(tmp); + } + } + for (let i = argc >> 1; i < argc; i++) { + let tmp = parseInt(arguments[i]); + if (isNaN(tmp)) { + let 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) { + let 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 <= date2 + ? date1 <= date && date <= date2 + : date2 >= date || date >= date1; +} + +function timeRange() { + var argc = arguments.length; + var date = new Date(); + 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]; + } + switch (argc) { + case 6: + date1.setSeconds(arguments[2]); + date2.setSeconds(arguments[5]); + // falls through + 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 new Error("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 <= date2 + ? date1 <= date && date <= date2 + : date2 >= date || date >= date1; +} |