1431 lines
39 KiB
JavaScript
1431 lines
39 KiB
JavaScript
/*!
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* Copyright (c) 2015, Salesforce.com, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of Salesforce.com nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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'use strict';
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var net = require('net');
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var urlParse = require('url').parse;
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var util = require('util');
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var pubsuffix = require('./pubsuffix-psl');
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var Store = require('./store').Store;
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var MemoryCookieStore = require('./memstore').MemoryCookieStore;
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var pathMatch = require('./pathMatch').pathMatch;
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var VERSION = require('../package.json').version;
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var punycode;
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try {
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punycode = require('punycode');
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} catch(e) {
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console.warn("tough-cookie: can't load punycode; won't use punycode for domain normalization");
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}
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// From RFC6265 S4.1.1
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// note that it excludes \x3B ";"
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var COOKIE_OCTETS = /^[\x21\x23-\x2B\x2D-\x3A\x3C-\x5B\x5D-\x7E]+$/;
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var CONTROL_CHARS = /[\x00-\x1F]/;
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// From Chromium // '\r', '\n' and '\0' should be treated as a terminator in
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// the "relaxed" mode, see:
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// https://github.com/ChromiumWebApps/chromium/blob/b3d3b4da8bb94c1b2e061600df106d590fda3620/net/cookies/parsed_cookie.cc#L60
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var TERMINATORS = ['\n', '\r', '\0'];
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// RFC6265 S4.1.1 defines path value as 'any CHAR except CTLs or ";"'
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// Note ';' is \x3B
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var PATH_VALUE = /[\x20-\x3A\x3C-\x7E]+/;
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// date-time parsing constants (RFC6265 S5.1.1)
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var DATE_DELIM = /[\x09\x20-\x2F\x3B-\x40\x5B-\x60\x7B-\x7E]/;
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var MONTH_TO_NUM = {
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jan:0, feb:1, mar:2, apr:3, may:4, jun:5,
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jul:6, aug:7, sep:8, oct:9, nov:10, dec:11
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};
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var NUM_TO_MONTH = [
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'Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'
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];
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var NUM_TO_DAY = [
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'Sun','Mon','Tue','Wed','Thu','Fri','Sat'
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];
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var MAX_TIME = 2147483647000; // 31-bit max
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var MIN_TIME = 0; // 31-bit min
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/*
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* Parses a Natural number (i.e., non-negative integer) with either the
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* <min>*<max>DIGIT ( non-digit *OCTET )
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* or
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* <min>*<max>DIGIT
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* grammar (RFC6265 S5.1.1).
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*
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* The "trailingOK" boolean controls if the grammar accepts a
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* "( non-digit *OCTET )" trailer.
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*/
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function parseDigits(token, minDigits, maxDigits, trailingOK) {
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var count = 0;
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while (count < token.length) {
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var c = token.charCodeAt(count);
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// "non-digit = %x00-2F / %x3A-FF"
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if (c <= 0x2F || c >= 0x3A) {
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break;
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}
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count++;
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}
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// constrain to a minimum and maximum number of digits.
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if (count < minDigits || count > maxDigits) {
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return null;
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}
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if (!trailingOK && count != token.length) {
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return null;
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}
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return parseInt(token.substr(0,count), 10);
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}
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function parseTime(token) {
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var parts = token.split(':');
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var result = [0,0,0];
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/* RF6256 S5.1.1:
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* time = hms-time ( non-digit *OCTET )
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* hms-time = time-field ":" time-field ":" time-field
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* time-field = 1*2DIGIT
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*/
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if (parts.length !== 3) {
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return null;
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}
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for (var i = 0; i < 3; i++) {
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// "time-field" must be strictly "1*2DIGIT", HOWEVER, "hms-time" can be
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// followed by "( non-digit *OCTET )" so therefore the last time-field can
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// have a trailer
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var trailingOK = (i == 2);
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var num = parseDigits(parts[i], 1, 2, trailingOK);
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if (num === null) {
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return null;
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}
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result[i] = num;
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}
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return result;
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}
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function parseMonth(token) {
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token = String(token).substr(0,3).toLowerCase();
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var num = MONTH_TO_NUM[token];
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return num >= 0 ? num : null;
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}
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/*
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* RFC6265 S5.1.1 date parser (see RFC for full grammar)
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*/
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function parseDate(str) {
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if (!str) {
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return;
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}
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/* RFC6265 S5.1.1:
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* 2. Process each date-token sequentially in the order the date-tokens
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* appear in the cookie-date
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*/
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var tokens = str.split(DATE_DELIM);
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if (!tokens) {
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return;
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}
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var hour = null;
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var minute = null;
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var second = null;
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var dayOfMonth = null;
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var month = null;
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var year = null;
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for (var i=0; i<tokens.length; i++) {
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var token = tokens[i].trim();
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if (!token.length) {
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continue;
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}
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var result;
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/* 2.1. If the found-time flag is not set and the token matches the time
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* production, set the found-time flag and set the hour- value,
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* minute-value, and second-value to the numbers denoted by the digits in
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* the date-token, respectively. Skip the remaining sub-steps and continue
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* to the next date-token.
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*/
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if (second === null) {
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result = parseTime(token);
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if (result) {
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hour = result[0];
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minute = result[1];
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second = result[2];
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continue;
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}
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}
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/* 2.2. If the found-day-of-month flag is not set and the date-token matches
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* the day-of-month production, set the found-day-of- month flag and set
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* the day-of-month-value to the number denoted by the date-token. Skip
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* the remaining sub-steps and continue to the next date-token.
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*/
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if (dayOfMonth === null) {
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// "day-of-month = 1*2DIGIT ( non-digit *OCTET )"
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result = parseDigits(token, 1, 2, true);
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if (result !== null) {
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dayOfMonth = result;
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continue;
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}
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}
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/* 2.3. If the found-month flag is not set and the date-token matches the
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* month production, set the found-month flag and set the month-value to
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* the month denoted by the date-token. Skip the remaining sub-steps and
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* continue to the next date-token.
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*/
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if (month === null) {
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result = parseMonth(token);
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if (result !== null) {
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month = result;
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continue;
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}
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}
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/* 2.4. If the found-year flag is not set and the date-token matches the
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* year production, set the found-year flag and set the year-value to the
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* number denoted by the date-token. Skip the remaining sub-steps and
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* continue to the next date-token.
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*/
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if (year === null) {
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// "year = 2*4DIGIT ( non-digit *OCTET )"
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result = parseDigits(token, 2, 4, true);
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if (result !== null) {
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year = result;
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/* From S5.1.1:
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* 3. If the year-value is greater than or equal to 70 and less
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* than or equal to 99, increment the year-value by 1900.
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* 4. If the year-value is greater than or equal to 0 and less
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* than or equal to 69, increment the year-value by 2000.
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*/
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if (year >= 70 && year <= 99) {
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year += 1900;
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} else if (year >= 0 && year <= 69) {
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year += 2000;
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}
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}
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}
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}
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/* RFC 6265 S5.1.1
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* "5. Abort these steps and fail to parse the cookie-date if:
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* * at least one of the found-day-of-month, found-month, found-
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* year, or found-time flags is not set,
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* * the day-of-month-value is less than 1 or greater than 31,
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* * the year-value is less than 1601,
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* * the hour-value is greater than 23,
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* * the minute-value is greater than 59, or
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* * the second-value is greater than 59.
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* (Note that leap seconds cannot be represented in this syntax.)"
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*
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* So, in order as above:
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*/
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if (
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dayOfMonth === null || month === null || year === null || second === null ||
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dayOfMonth < 1 || dayOfMonth > 31 ||
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year < 1601 ||
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hour > 23 ||
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minute > 59 ||
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second > 59
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) {
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return;
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}
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return new Date(Date.UTC(year, month, dayOfMonth, hour, minute, second));
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}
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function formatDate(date) {
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var d = date.getUTCDate(); d = d >= 10 ? d : '0'+d;
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var h = date.getUTCHours(); h = h >= 10 ? h : '0'+h;
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var m = date.getUTCMinutes(); m = m >= 10 ? m : '0'+m;
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var s = date.getUTCSeconds(); s = s >= 10 ? s : '0'+s;
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return NUM_TO_DAY[date.getUTCDay()] + ', ' +
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d+' '+ NUM_TO_MONTH[date.getUTCMonth()] +' '+ date.getUTCFullYear() +' '+
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h+':'+m+':'+s+' GMT';
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}
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// S5.1.2 Canonicalized Host Names
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function canonicalDomain(str) {
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if (str == null) {
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return null;
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}
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str = str.trim().replace(/^\./,''); // S4.1.2.3 & S5.2.3: ignore leading .
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// convert to IDN if any non-ASCII characters
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if (punycode && /[^\u0001-\u007f]/.test(str)) {
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str = punycode.toASCII(str);
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}
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return str.toLowerCase();
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}
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// S5.1.3 Domain Matching
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function domainMatch(str, domStr, canonicalize) {
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if (str == null || domStr == null) {
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return null;
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}
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if (canonicalize !== false) {
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str = canonicalDomain(str);
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domStr = canonicalDomain(domStr);
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}
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/*
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* "The domain string and the string are identical. (Note that both the
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* domain string and the string will have been canonicalized to lower case at
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* this point)"
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*/
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if (str == domStr) {
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return true;
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}
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/* "All of the following [three] conditions hold:" (order adjusted from the RFC) */
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/* "* The string is a host name (i.e., not an IP address)." */
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if (net.isIP(str)) {
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return false;
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}
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/* "* The domain string is a suffix of the string" */
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var idx = str.indexOf(domStr);
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if (idx <= 0) {
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return false; // it's a non-match (-1) or prefix (0)
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}
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// e.g "a.b.c".indexOf("b.c") === 2
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// 5 === 3+2
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if (str.length !== domStr.length + idx) { // it's not a suffix
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return false;
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}
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/* "* The last character of the string that is not included in the domain
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* string is a %x2E (".") character." */
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if (str.substr(idx-1,1) !== '.') {
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return false;
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}
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return true;
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}
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// RFC6265 S5.1.4 Paths and Path-Match
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/*
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* "The user agent MUST use an algorithm equivalent to the following algorithm
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* to compute the default-path of a cookie:"
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*
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* Assumption: the path (and not query part or absolute uri) is passed in.
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*/
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function defaultPath(path) {
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// "2. If the uri-path is empty or if the first character of the uri-path is not
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// a %x2F ("/") character, output %x2F ("/") and skip the remaining steps.
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if (!path || path.substr(0,1) !== "/") {
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return "/";
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}
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// "3. If the uri-path contains no more than one %x2F ("/") character, output
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// %x2F ("/") and skip the remaining step."
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if (path === "/") {
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return path;
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}
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var rightSlash = path.lastIndexOf("/");
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if (rightSlash === 0) {
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return "/";
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}
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// "4. Output the characters of the uri-path from the first character up to,
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// but not including, the right-most %x2F ("/")."
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return path.slice(0, rightSlash);
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}
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function trimTerminator(str) {
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for (var t = 0; t < TERMINATORS.length; t++) {
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var terminatorIdx = str.indexOf(TERMINATORS[t]);
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if (terminatorIdx !== -1) {
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str = str.substr(0,terminatorIdx);
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}
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}
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return str;
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}
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function parseCookiePair(cookiePair, looseMode) {
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cookiePair = trimTerminator(cookiePair);
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var firstEq = cookiePair.indexOf('=');
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if (looseMode) {
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if (firstEq === 0) { // '=' is immediately at start
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cookiePair = cookiePair.substr(1);
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firstEq = cookiePair.indexOf('='); // might still need to split on '='
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}
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} else { // non-loose mode
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if (firstEq <= 0) { // no '=' or is at start
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return; // needs to have non-empty "cookie-name"
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}
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}
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var cookieName, cookieValue;
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if (firstEq <= 0) {
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cookieName = "";
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cookieValue = cookiePair.trim();
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} else {
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cookieName = cookiePair.substr(0, firstEq).trim();
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cookieValue = cookiePair.substr(firstEq+1).trim();
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}
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if (CONTROL_CHARS.test(cookieName) || CONTROL_CHARS.test(cookieValue)) {
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return;
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}
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var c = new Cookie();
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c.key = cookieName;
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c.value = cookieValue;
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return c;
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}
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function parse(str, options) {
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if (!options || typeof options !== 'object') {
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options = {};
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}
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str = str.trim();
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// We use a regex to parse the "name-value-pair" part of S5.2
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var firstSemi = str.indexOf(';'); // S5.2 step 1
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var cookiePair = (firstSemi === -1) ? str : str.substr(0, firstSemi);
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var c = parseCookiePair(cookiePair, !!options.loose);
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if (!c) {
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return;
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}
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if (firstSemi === -1) {
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return c;
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}
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|
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// S5.2.3 "unparsed-attributes consist of the remainder of the set-cookie-string
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// (including the %x3B (";") in question)." plus later on in the same section
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// "discard the first ";" and trim".
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var unparsed = str.slice(firstSemi + 1).trim();
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|
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// "If the unparsed-attributes string is empty, skip the rest of these
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// steps."
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if (unparsed.length === 0) {
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return c;
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}
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|
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/*
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* S5.2 says that when looping over the items "[p]rocess the attribute-name
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* and attribute-value according to the requirements in the following
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* subsections" for every item. Plus, for many of the individual attributes
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* in S5.3 it says to use the "attribute-value of the last attribute in the
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* cookie-attribute-list". Therefore, in this implementation, we overwrite
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* the previous value.
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*/
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var cookie_avs = unparsed.split(';');
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while (cookie_avs.length) {
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var av = cookie_avs.shift().trim();
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if (av.length === 0) { // happens if ";;" appears
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continue;
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}
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var av_sep = av.indexOf('=');
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var av_key, av_value;
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if (av_sep === -1) {
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av_key = av;
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av_value = null;
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} else {
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av_key = av.substr(0,av_sep);
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av_value = av.substr(av_sep+1);
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}
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av_key = av_key.trim().toLowerCase();
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if (av_value) {
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av_value = av_value.trim();
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}
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switch(av_key) {
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case 'expires': // S5.2.1
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if (av_value) {
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var exp = parseDate(av_value);
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|
// "If the attribute-value failed to parse as a cookie date, ignore the
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|
// cookie-av."
|
|
if (exp) {
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|
// over and underflow not realistically a concern: V8's getTime() seems to
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// store something larger than a 32-bit time_t (even with 32-bit node)
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c.expires = exp;
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}
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}
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break;
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|
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case 'max-age': // S5.2.2
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|
if (av_value) {
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|
// "If the first character of the attribute-value is not a DIGIT or a "-"
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|
// character ...[or]... If the remainder of attribute-value contains a
|
|
// non-DIGIT character, ignore the cookie-av."
|
|
if (/^-?[0-9]+$/.test(av_value)) {
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|
var delta = parseInt(av_value, 10);
|
|
// "If delta-seconds is less than or equal to zero (0), let expiry-time
|
|
// be the earliest representable date and time."
|
|
c.setMaxAge(delta);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'domain': // S5.2.3
|
|
// "If the attribute-value is empty, the behavior is undefined. However,
|
|
// the user agent SHOULD ignore the cookie-av entirely."
|
|
if (av_value) {
|
|
// S5.2.3 "Let cookie-domain be the attribute-value without the leading %x2E
|
|
// (".") character."
|
|
var domain = av_value.trim().replace(/^\./, '');
|
|
if (domain) {
|
|
// "Convert the cookie-domain to lower case."
|
|
c.domain = domain.toLowerCase();
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'path': // S5.2.4
|
|
/*
|
|
* "If the attribute-value is empty or if the first character of the
|
|
* attribute-value is not %x2F ("/"):
|
|
* Let cookie-path be the default-path.
|
|
* Otherwise:
|
|
* Let cookie-path be the attribute-value."
|
|
*
|
|
* We'll represent the default-path as null since it depends on the
|
|
* context of the parsing.
|
|
*/
|
|
c.path = av_value && av_value[0] === "/" ? av_value : null;
|
|
break;
|
|
|
|
case 'secure': // S5.2.5
|
|
/*
|
|
* "If the attribute-name case-insensitively matches the string "Secure",
|
|
* the user agent MUST append an attribute to the cookie-attribute-list
|
|
* with an attribute-name of Secure and an empty attribute-value."
|
|
*/
|
|
c.secure = true;
|
|
break;
|
|
|
|
case 'httponly': // S5.2.6 -- effectively the same as 'secure'
|
|
c.httpOnly = true;
|
|
break;
|
|
|
|
default:
|
|
c.extensions = c.extensions || [];
|
|
c.extensions.push(av);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
// avoid the V8 deoptimization monster!
|
|
function jsonParse(str) {
|
|
var obj;
|
|
try {
|
|
obj = JSON.parse(str);
|
|
} catch (e) {
|
|
return e;
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
function fromJSON(str) {
|
|
if (!str) {
|
|
return null;
|
|
}
|
|
|
|
var obj;
|
|
if (typeof str === 'string') {
|
|
obj = jsonParse(str);
|
|
if (obj instanceof Error) {
|
|
return null;
|
|
}
|
|
} else {
|
|
// assume it's an Object
|
|
obj = str;
|
|
}
|
|
|
|
var c = new Cookie();
|
|
for (var i=0; i<Cookie.serializableProperties.length; i++) {
|
|
var prop = Cookie.serializableProperties[i];
|
|
if (obj[prop] === undefined ||
|
|
obj[prop] === Cookie.prototype[prop])
|
|
{
|
|
continue; // leave as prototype default
|
|
}
|
|
|
|
if (prop === 'expires' ||
|
|
prop === 'creation' ||
|
|
prop === 'lastAccessed')
|
|
{
|
|
if (obj[prop] === null) {
|
|
c[prop] = null;
|
|
} else {
|
|
c[prop] = obj[prop] == "Infinity" ?
|
|
"Infinity" : new Date(obj[prop]);
|
|
}
|
|
} else {
|
|
c[prop] = obj[prop];
|
|
}
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
/* Section 5.4 part 2:
|
|
* "* Cookies with longer paths are listed before cookies with
|
|
* shorter paths.
|
|
*
|
|
* * Among cookies that have equal-length path fields, cookies with
|
|
* earlier creation-times are listed before cookies with later
|
|
* creation-times."
|
|
*/
|
|
|
|
function cookieCompare(a,b) {
|
|
var cmp = 0;
|
|
|
|
// descending for length: b CMP a
|
|
var aPathLen = a.path ? a.path.length : 0;
|
|
var bPathLen = b.path ? b.path.length : 0;
|
|
cmp = bPathLen - aPathLen;
|
|
if (cmp !== 0) {
|
|
return cmp;
|
|
}
|
|
|
|
// ascending for time: a CMP b
|
|
var aTime = a.creation ? a.creation.getTime() : MAX_TIME;
|
|
var bTime = b.creation ? b.creation.getTime() : MAX_TIME;
|
|
cmp = aTime - bTime;
|
|
if (cmp !== 0) {
|
|
return cmp;
|
|
}
|
|
|
|
// break ties for the same millisecond (precision of JavaScript's clock)
|
|
cmp = a.creationIndex - b.creationIndex;
|
|
|
|
return cmp;
|
|
}
|
|
|
|
// Gives the permutation of all possible pathMatch()es of a given path. The
|
|
// array is in longest-to-shortest order. Handy for indexing.
|
|
function permutePath(path) {
|
|
if (path === '/') {
|
|
return ['/'];
|
|
}
|
|
if (path.lastIndexOf('/') === path.length-1) {
|
|
path = path.substr(0,path.length-1);
|
|
}
|
|
var permutations = [path];
|
|
while (path.length > 1) {
|
|
var lindex = path.lastIndexOf('/');
|
|
if (lindex === 0) {
|
|
break;
|
|
}
|
|
path = path.substr(0,lindex);
|
|
permutations.push(path);
|
|
}
|
|
permutations.push('/');
|
|
return permutations;
|
|
}
|
|
|
|
function getCookieContext(url) {
|
|
if (url instanceof Object) {
|
|
return url;
|
|
}
|
|
// NOTE: decodeURI will throw on malformed URIs (see GH-32).
|
|
// Therefore, we will just skip decoding for such URIs.
|
|
try {
|
|
url = decodeURI(url);
|
|
}
|
|
catch(err) {
|
|
// Silently swallow error
|
|
}
|
|
|
|
return urlParse(url);
|
|
}
|
|
|
|
function Cookie(options) {
|
|
options = options || {};
|
|
|
|
Object.keys(options).forEach(function(prop) {
|
|
if (Cookie.prototype.hasOwnProperty(prop) &&
|
|
Cookie.prototype[prop] !== options[prop] &&
|
|
prop.substr(0,1) !== '_')
|
|
{
|
|
this[prop] = options[prop];
|
|
}
|
|
}, this);
|
|
|
|
this.creation = this.creation || new Date();
|
|
|
|
// used to break creation ties in cookieCompare():
|
|
Object.defineProperty(this, 'creationIndex', {
|
|
configurable: false,
|
|
enumerable: false, // important for assert.deepEqual checks
|
|
writable: true,
|
|
value: ++Cookie.cookiesCreated
|
|
});
|
|
}
|
|
|
|
Cookie.cookiesCreated = 0; // incremented each time a cookie is created
|
|
|
|
Cookie.parse = parse;
|
|
Cookie.fromJSON = fromJSON;
|
|
|
|
Cookie.prototype.key = "";
|
|
Cookie.prototype.value = "";
|
|
|
|
// the order in which the RFC has them:
|
|
Cookie.prototype.expires = "Infinity"; // coerces to literal Infinity
|
|
Cookie.prototype.maxAge = null; // takes precedence over expires for TTL
|
|
Cookie.prototype.domain = null;
|
|
Cookie.prototype.path = null;
|
|
Cookie.prototype.secure = false;
|
|
Cookie.prototype.httpOnly = false;
|
|
Cookie.prototype.extensions = null;
|
|
|
|
// set by the CookieJar:
|
|
Cookie.prototype.hostOnly = null; // boolean when set
|
|
Cookie.prototype.pathIsDefault = null; // boolean when set
|
|
Cookie.prototype.creation = null; // Date when set; defaulted by Cookie.parse
|
|
Cookie.prototype.lastAccessed = null; // Date when set
|
|
Object.defineProperty(Cookie.prototype, 'creationIndex', {
|
|
configurable: true,
|
|
enumerable: false,
|
|
writable: true,
|
|
value: 0
|
|
});
|
|
|
|
Cookie.serializableProperties = Object.keys(Cookie.prototype)
|
|
.filter(function(prop) {
|
|
return !(
|
|
Cookie.prototype[prop] instanceof Function ||
|
|
prop === 'creationIndex' ||
|
|
prop.substr(0,1) === '_'
|
|
);
|
|
});
|
|
|
|
Cookie.prototype.inspect = function inspect() {
|
|
var now = Date.now();
|
|
return 'Cookie="'+this.toString() +
|
|
'; hostOnly='+(this.hostOnly != null ? this.hostOnly : '?') +
|
|
'; aAge='+(this.lastAccessed ? (now-this.lastAccessed.getTime())+'ms' : '?') +
|
|
'; cAge='+(this.creation ? (now-this.creation.getTime())+'ms' : '?') +
|
|
'"';
|
|
};
|
|
|
|
// Use the new custom inspection symbol to add the custom inspect function if
|
|
// available.
|
|
if (util.inspect.custom) {
|
|
Cookie.prototype[util.inspect.custom] = Cookie.prototype.inspect;
|
|
}
|
|
|
|
Cookie.prototype.toJSON = function() {
|
|
var obj = {};
|
|
|
|
var props = Cookie.serializableProperties;
|
|
for (var i=0; i<props.length; i++) {
|
|
var prop = props[i];
|
|
if (this[prop] === Cookie.prototype[prop]) {
|
|
continue; // leave as prototype default
|
|
}
|
|
|
|
if (prop === 'expires' ||
|
|
prop === 'creation' ||
|
|
prop === 'lastAccessed')
|
|
{
|
|
if (this[prop] === null) {
|
|
obj[prop] = null;
|
|
} else {
|
|
obj[prop] = this[prop] == "Infinity" ? // intentionally not ===
|
|
"Infinity" : this[prop].toISOString();
|
|
}
|
|
} else if (prop === 'maxAge') {
|
|
if (this[prop] !== null) {
|
|
// again, intentionally not ===
|
|
obj[prop] = (this[prop] == Infinity || this[prop] == -Infinity) ?
|
|
this[prop].toString() : this[prop];
|
|
}
|
|
} else {
|
|
if (this[prop] !== Cookie.prototype[prop]) {
|
|
obj[prop] = this[prop];
|
|
}
|
|
}
|
|
}
|
|
|
|
return obj;
|
|
};
|
|
|
|
Cookie.prototype.clone = function() {
|
|
return fromJSON(this.toJSON());
|
|
};
|
|
|
|
Cookie.prototype.validate = function validate() {
|
|
if (!COOKIE_OCTETS.test(this.value)) {
|
|
return false;
|
|
}
|
|
if (this.expires != Infinity && !(this.expires instanceof Date) && !parseDate(this.expires)) {
|
|
return false;
|
|
}
|
|
if (this.maxAge != null && this.maxAge <= 0) {
|
|
return false; // "Max-Age=" non-zero-digit *DIGIT
|
|
}
|
|
if (this.path != null && !PATH_VALUE.test(this.path)) {
|
|
return false;
|
|
}
|
|
|
|
var cdomain = this.cdomain();
|
|
if (cdomain) {
|
|
if (cdomain.match(/\.$/)) {
|
|
return false; // S4.1.2.3 suggests that this is bad. domainMatch() tests confirm this
|
|
}
|
|
var suffix = pubsuffix.getPublicSuffix(cdomain);
|
|
if (suffix == null) { // it's a public suffix
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
Cookie.prototype.setExpires = function setExpires(exp) {
|
|
if (exp instanceof Date) {
|
|
this.expires = exp;
|
|
} else {
|
|
this.expires = parseDate(exp) || "Infinity";
|
|
}
|
|
};
|
|
|
|
Cookie.prototype.setMaxAge = function setMaxAge(age) {
|
|
if (age === Infinity || age === -Infinity) {
|
|
this.maxAge = age.toString(); // so JSON.stringify() works
|
|
} else {
|
|
this.maxAge = age;
|
|
}
|
|
};
|
|
|
|
// gives Cookie header format
|
|
Cookie.prototype.cookieString = function cookieString() {
|
|
var val = this.value;
|
|
if (val == null) {
|
|
val = '';
|
|
}
|
|
if (this.key === '') {
|
|
return val;
|
|
}
|
|
return this.key+'='+val;
|
|
};
|
|
|
|
// gives Set-Cookie header format
|
|
Cookie.prototype.toString = function toString() {
|
|
var str = this.cookieString();
|
|
|
|
if (this.expires != Infinity) {
|
|
if (this.expires instanceof Date) {
|
|
str += '; Expires='+formatDate(this.expires);
|
|
} else {
|
|
str += '; Expires='+this.expires;
|
|
}
|
|
}
|
|
|
|
if (this.maxAge != null && this.maxAge != Infinity) {
|
|
str += '; Max-Age='+this.maxAge;
|
|
}
|
|
|
|
if (this.domain && !this.hostOnly) {
|
|
str += '; Domain='+this.domain;
|
|
}
|
|
if (this.path) {
|
|
str += '; Path='+this.path;
|
|
}
|
|
|
|
if (this.secure) {
|
|
str += '; Secure';
|
|
}
|
|
if (this.httpOnly) {
|
|
str += '; HttpOnly';
|
|
}
|
|
if (this.extensions) {
|
|
this.extensions.forEach(function(ext) {
|
|
str += '; '+ext;
|
|
});
|
|
}
|
|
|
|
return str;
|
|
};
|
|
|
|
// TTL() partially replaces the "expiry-time" parts of S5.3 step 3 (setCookie()
|
|
// elsewhere)
|
|
// S5.3 says to give the "latest representable date" for which we use Infinity
|
|
// For "expired" we use 0
|
|
Cookie.prototype.TTL = function TTL(now) {
|
|
/* RFC6265 S4.1.2.2 If a cookie has both the Max-Age and the Expires
|
|
* attribute, the Max-Age attribute has precedence and controls the
|
|
* expiration date of the cookie.
|
|
* (Concurs with S5.3 step 3)
|
|
*/
|
|
if (this.maxAge != null) {
|
|
return this.maxAge<=0 ? 0 : this.maxAge*1000;
|
|
}
|
|
|
|
var expires = this.expires;
|
|
if (expires != Infinity) {
|
|
if (!(expires instanceof Date)) {
|
|
expires = parseDate(expires) || Infinity;
|
|
}
|
|
|
|
if (expires == Infinity) {
|
|
return Infinity;
|
|
}
|
|
|
|
return expires.getTime() - (now || Date.now());
|
|
}
|
|
|
|
return Infinity;
|
|
};
|
|
|
|
// expiryTime() replaces the "expiry-time" parts of S5.3 step 3 (setCookie()
|
|
// elsewhere)
|
|
Cookie.prototype.expiryTime = function expiryTime(now) {
|
|
if (this.maxAge != null) {
|
|
var relativeTo = now || this.creation || new Date();
|
|
var age = (this.maxAge <= 0) ? -Infinity : this.maxAge*1000;
|
|
return relativeTo.getTime() + age;
|
|
}
|
|
|
|
if (this.expires == Infinity) {
|
|
return Infinity;
|
|
}
|
|
return this.expires.getTime();
|
|
};
|
|
|
|
// expiryDate() replaces the "expiry-time" parts of S5.3 step 3 (setCookie()
|
|
// elsewhere), except it returns a Date
|
|
Cookie.prototype.expiryDate = function expiryDate(now) {
|
|
var millisec = this.expiryTime(now);
|
|
if (millisec == Infinity) {
|
|
return new Date(MAX_TIME);
|
|
} else if (millisec == -Infinity) {
|
|
return new Date(MIN_TIME);
|
|
} else {
|
|
return new Date(millisec);
|
|
}
|
|
};
|
|
|
|
// This replaces the "persistent-flag" parts of S5.3 step 3
|
|
Cookie.prototype.isPersistent = function isPersistent() {
|
|
return (this.maxAge != null || this.expires != Infinity);
|
|
};
|
|
|
|
// Mostly S5.1.2 and S5.2.3:
|
|
Cookie.prototype.cdomain =
|
|
Cookie.prototype.canonicalizedDomain = function canonicalizedDomain() {
|
|
if (this.domain == null) {
|
|
return null;
|
|
}
|
|
return canonicalDomain(this.domain);
|
|
};
|
|
|
|
function CookieJar(store, options) {
|
|
if (typeof options === "boolean") {
|
|
options = {rejectPublicSuffixes: options};
|
|
} else if (options == null) {
|
|
options = {};
|
|
}
|
|
if (options.rejectPublicSuffixes != null) {
|
|
this.rejectPublicSuffixes = options.rejectPublicSuffixes;
|
|
}
|
|
if (options.looseMode != null) {
|
|
this.enableLooseMode = options.looseMode;
|
|
}
|
|
|
|
if (!store) {
|
|
store = new MemoryCookieStore();
|
|
}
|
|
this.store = store;
|
|
}
|
|
CookieJar.prototype.store = null;
|
|
CookieJar.prototype.rejectPublicSuffixes = true;
|
|
CookieJar.prototype.enableLooseMode = false;
|
|
var CAN_BE_SYNC = [];
|
|
|
|
CAN_BE_SYNC.push('setCookie');
|
|
CookieJar.prototype.setCookie = function(cookie, url, options, cb) {
|
|
var err;
|
|
var context = getCookieContext(url);
|
|
if (options instanceof Function) {
|
|
cb = options;
|
|
options = {};
|
|
}
|
|
|
|
var host = canonicalDomain(context.hostname);
|
|
var loose = this.enableLooseMode;
|
|
if (options.loose != null) {
|
|
loose = options.loose;
|
|
}
|
|
|
|
// S5.3 step 1
|
|
if (!(cookie instanceof Cookie)) {
|
|
cookie = Cookie.parse(cookie, { loose: loose });
|
|
}
|
|
if (!cookie) {
|
|
err = new Error("Cookie failed to parse");
|
|
return cb(options.ignoreError ? null : err);
|
|
}
|
|
|
|
// S5.3 step 2
|
|
var now = options.now || new Date(); // will assign later to save effort in the face of errors
|
|
|
|
// S5.3 step 3: NOOP; persistent-flag and expiry-time is handled by getCookie()
|
|
|
|
// S5.3 step 4: NOOP; domain is null by default
|
|
|
|
// S5.3 step 5: public suffixes
|
|
if (this.rejectPublicSuffixes && cookie.domain) {
|
|
var suffix = pubsuffix.getPublicSuffix(cookie.cdomain());
|
|
if (suffix == null) { // e.g. "com"
|
|
err = new Error("Cookie has domain set to a public suffix");
|
|
return cb(options.ignoreError ? null : err);
|
|
}
|
|
}
|
|
|
|
// S5.3 step 6:
|
|
if (cookie.domain) {
|
|
if (!domainMatch(host, cookie.cdomain(), false)) {
|
|
err = new Error("Cookie not in this host's domain. Cookie:"+cookie.cdomain()+" Request:"+host);
|
|
return cb(options.ignoreError ? null : err);
|
|
}
|
|
|
|
if (cookie.hostOnly == null) { // don't reset if already set
|
|
cookie.hostOnly = false;
|
|
}
|
|
|
|
} else {
|
|
cookie.hostOnly = true;
|
|
cookie.domain = host;
|
|
}
|
|
|
|
//S5.2.4 If the attribute-value is empty or if the first character of the
|
|
//attribute-value is not %x2F ("/"):
|
|
//Let cookie-path be the default-path.
|
|
if (!cookie.path || cookie.path[0] !== '/') {
|
|
cookie.path = defaultPath(context.pathname);
|
|
cookie.pathIsDefault = true;
|
|
}
|
|
|
|
// S5.3 step 8: NOOP; secure attribute
|
|
// S5.3 step 9: NOOP; httpOnly attribute
|
|
|
|
// S5.3 step 10
|
|
if (options.http === false && cookie.httpOnly) {
|
|
err = new Error("Cookie is HttpOnly and this isn't an HTTP API");
|
|
return cb(options.ignoreError ? null : err);
|
|
}
|
|
|
|
var store = this.store;
|
|
|
|
if (!store.updateCookie) {
|
|
store.updateCookie = function(oldCookie, newCookie, cb) {
|
|
this.putCookie(newCookie, cb);
|
|
};
|
|
}
|
|
|
|
function withCookie(err, oldCookie) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
|
|
var next = function(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
} else {
|
|
cb(null, cookie);
|
|
}
|
|
};
|
|
|
|
if (oldCookie) {
|
|
// S5.3 step 11 - "If the cookie store contains a cookie with the same name,
|
|
// domain, and path as the newly created cookie:"
|
|
if (options.http === false && oldCookie.httpOnly) { // step 11.2
|
|
err = new Error("old Cookie is HttpOnly and this isn't an HTTP API");
|
|
return cb(options.ignoreError ? null : err);
|
|
}
|
|
cookie.creation = oldCookie.creation; // step 11.3
|
|
cookie.creationIndex = oldCookie.creationIndex; // preserve tie-breaker
|
|
cookie.lastAccessed = now;
|
|
// Step 11.4 (delete cookie) is implied by just setting the new one:
|
|
store.updateCookie(oldCookie, cookie, next); // step 12
|
|
|
|
} else {
|
|
cookie.creation = cookie.lastAccessed = now;
|
|
store.putCookie(cookie, next); // step 12
|
|
}
|
|
}
|
|
|
|
store.findCookie(cookie.domain, cookie.path, cookie.key, withCookie);
|
|
};
|
|
|
|
// RFC6365 S5.4
|
|
CAN_BE_SYNC.push('getCookies');
|
|
CookieJar.prototype.getCookies = function(url, options, cb) {
|
|
var context = getCookieContext(url);
|
|
if (options instanceof Function) {
|
|
cb = options;
|
|
options = {};
|
|
}
|
|
|
|
var host = canonicalDomain(context.hostname);
|
|
var path = context.pathname || '/';
|
|
|
|
var secure = options.secure;
|
|
if (secure == null && context.protocol &&
|
|
(context.protocol == 'https:' || context.protocol == 'wss:'))
|
|
{
|
|
secure = true;
|
|
}
|
|
|
|
var http = options.http;
|
|
if (http == null) {
|
|
http = true;
|
|
}
|
|
|
|
var now = options.now || Date.now();
|
|
var expireCheck = options.expire !== false;
|
|
var allPaths = !!options.allPaths;
|
|
var store = this.store;
|
|
|
|
function matchingCookie(c) {
|
|
// "Either:
|
|
// The cookie's host-only-flag is true and the canonicalized
|
|
// request-host is identical to the cookie's domain.
|
|
// Or:
|
|
// The cookie's host-only-flag is false and the canonicalized
|
|
// request-host domain-matches the cookie's domain."
|
|
if (c.hostOnly) {
|
|
if (c.domain != host) {
|
|
return false;
|
|
}
|
|
} else {
|
|
if (!domainMatch(host, c.domain, false)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// "The request-uri's path path-matches the cookie's path."
|
|
if (!allPaths && !pathMatch(path, c.path)) {
|
|
return false;
|
|
}
|
|
|
|
// "If the cookie's secure-only-flag is true, then the request-uri's
|
|
// scheme must denote a "secure" protocol"
|
|
if (c.secure && !secure) {
|
|
return false;
|
|
}
|
|
|
|
// "If the cookie's http-only-flag is true, then exclude the cookie if the
|
|
// cookie-string is being generated for a "non-HTTP" API"
|
|
if (c.httpOnly && !http) {
|
|
return false;
|
|
}
|
|
|
|
// deferred from S5.3
|
|
// non-RFC: allow retention of expired cookies by choice
|
|
if (expireCheck && c.expiryTime() <= now) {
|
|
store.removeCookie(c.domain, c.path, c.key, function(){}); // result ignored
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
store.findCookies(host, allPaths ? null : path, function(err,cookies) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
|
|
cookies = cookies.filter(matchingCookie);
|
|
|
|
// sorting of S5.4 part 2
|
|
if (options.sort !== false) {
|
|
cookies = cookies.sort(cookieCompare);
|
|
}
|
|
|
|
// S5.4 part 3
|
|
var now = new Date();
|
|
cookies.forEach(function(c) {
|
|
c.lastAccessed = now;
|
|
});
|
|
// TODO persist lastAccessed
|
|
|
|
cb(null,cookies);
|
|
});
|
|
};
|
|
|
|
CAN_BE_SYNC.push('getCookieString');
|
|
CookieJar.prototype.getCookieString = function(/*..., cb*/) {
|
|
var args = Array.prototype.slice.call(arguments,0);
|
|
var cb = args.pop();
|
|
var next = function(err,cookies) {
|
|
if (err) {
|
|
cb(err);
|
|
} else {
|
|
cb(null, cookies
|
|
.sort(cookieCompare)
|
|
.map(function(c){
|
|
return c.cookieString();
|
|
})
|
|
.join('; '));
|
|
}
|
|
};
|
|
args.push(next);
|
|
this.getCookies.apply(this,args);
|
|
};
|
|
|
|
CAN_BE_SYNC.push('getSetCookieStrings');
|
|
CookieJar.prototype.getSetCookieStrings = function(/*..., cb*/) {
|
|
var args = Array.prototype.slice.call(arguments,0);
|
|
var cb = args.pop();
|
|
var next = function(err,cookies) {
|
|
if (err) {
|
|
cb(err);
|
|
} else {
|
|
cb(null, cookies.map(function(c){
|
|
return c.toString();
|
|
}));
|
|
}
|
|
};
|
|
args.push(next);
|
|
this.getCookies.apply(this,args);
|
|
};
|
|
|
|
CAN_BE_SYNC.push('serialize');
|
|
CookieJar.prototype.serialize = function(cb) {
|
|
var type = this.store.constructor.name;
|
|
if (type === 'Object') {
|
|
type = null;
|
|
}
|
|
|
|
// update README.md "Serialization Format" if you change this, please!
|
|
var serialized = {
|
|
// The version of tough-cookie that serialized this jar. Generally a good
|
|
// practice since future versions can make data import decisions based on
|
|
// known past behavior. When/if this matters, use `semver`.
|
|
version: 'tough-cookie@'+VERSION,
|
|
|
|
// add the store type, to make humans happy:
|
|
storeType: type,
|
|
|
|
// CookieJar configuration:
|
|
rejectPublicSuffixes: !!this.rejectPublicSuffixes,
|
|
|
|
// this gets filled from getAllCookies:
|
|
cookies: []
|
|
};
|
|
|
|
if (!(this.store.getAllCookies &&
|
|
typeof this.store.getAllCookies === 'function'))
|
|
{
|
|
return cb(new Error('store does not support getAllCookies and cannot be serialized'));
|
|
}
|
|
|
|
this.store.getAllCookies(function(err,cookies) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
|
|
serialized.cookies = cookies.map(function(cookie) {
|
|
// convert to serialized 'raw' cookies
|
|
cookie = (cookie instanceof Cookie) ? cookie.toJSON() : cookie;
|
|
|
|
// Remove the index so new ones get assigned during deserialization
|
|
delete cookie.creationIndex;
|
|
|
|
return cookie;
|
|
});
|
|
|
|
return cb(null, serialized);
|
|
});
|
|
};
|
|
|
|
// well-known name that JSON.stringify calls
|
|
CookieJar.prototype.toJSON = function() {
|
|
return this.serializeSync();
|
|
};
|
|
|
|
// use the class method CookieJar.deserialize instead of calling this directly
|
|
CAN_BE_SYNC.push('_importCookies');
|
|
CookieJar.prototype._importCookies = function(serialized, cb) {
|
|
var jar = this;
|
|
var cookies = serialized.cookies;
|
|
if (!cookies || !Array.isArray(cookies)) {
|
|
return cb(new Error('serialized jar has no cookies array'));
|
|
}
|
|
cookies = cookies.slice(); // do not modify the original
|
|
|
|
function putNext(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
|
|
if (!cookies.length) {
|
|
return cb(err, jar);
|
|
}
|
|
|
|
var cookie;
|
|
try {
|
|
cookie = fromJSON(cookies.shift());
|
|
} catch (e) {
|
|
return cb(e);
|
|
}
|
|
|
|
if (cookie === null) {
|
|
return putNext(null); // skip this cookie
|
|
}
|
|
|
|
jar.store.putCookie(cookie, putNext);
|
|
}
|
|
|
|
putNext();
|
|
};
|
|
|
|
CookieJar.deserialize = function(strOrObj, store, cb) {
|
|
if (arguments.length !== 3) {
|
|
// store is optional
|
|
cb = store;
|
|
store = null;
|
|
}
|
|
|
|
var serialized;
|
|
if (typeof strOrObj === 'string') {
|
|
serialized = jsonParse(strOrObj);
|
|
if (serialized instanceof Error) {
|
|
return cb(serialized);
|
|
}
|
|
} else {
|
|
serialized = strOrObj;
|
|
}
|
|
|
|
var jar = new CookieJar(store, serialized.rejectPublicSuffixes);
|
|
jar._importCookies(serialized, function(err) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
cb(null, jar);
|
|
});
|
|
};
|
|
|
|
CookieJar.deserializeSync = function(strOrObj, store) {
|
|
var serialized = typeof strOrObj === 'string' ?
|
|
JSON.parse(strOrObj) : strOrObj;
|
|
var jar = new CookieJar(store, serialized.rejectPublicSuffixes);
|
|
|
|
// catch this mistake early:
|
|
if (!jar.store.synchronous) {
|
|
throw new Error('CookieJar store is not synchronous; use async API instead.');
|
|
}
|
|
|
|
jar._importCookiesSync(serialized);
|
|
return jar;
|
|
};
|
|
CookieJar.fromJSON = CookieJar.deserializeSync;
|
|
|
|
CAN_BE_SYNC.push('clone');
|
|
CookieJar.prototype.clone = function(newStore, cb) {
|
|
if (arguments.length === 1) {
|
|
cb = newStore;
|
|
newStore = null;
|
|
}
|
|
|
|
this.serialize(function(err,serialized) {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
CookieJar.deserialize(newStore, serialized, cb);
|
|
});
|
|
};
|
|
|
|
// Use a closure to provide a true imperative API for synchronous stores.
|
|
function syncWrap(method) {
|
|
return function() {
|
|
if (!this.store.synchronous) {
|
|
throw new Error('CookieJar store is not synchronous; use async API instead.');
|
|
}
|
|
|
|
var args = Array.prototype.slice.call(arguments);
|
|
var syncErr, syncResult;
|
|
args.push(function syncCb(err, result) {
|
|
syncErr = err;
|
|
syncResult = result;
|
|
});
|
|
this[method].apply(this, args);
|
|
|
|
if (syncErr) {
|
|
throw syncErr;
|
|
}
|
|
return syncResult;
|
|
};
|
|
}
|
|
|
|
// wrap all declared CAN_BE_SYNC methods in the sync wrapper
|
|
CAN_BE_SYNC.forEach(function(method) {
|
|
CookieJar.prototype[method+'Sync'] = syncWrap(method);
|
|
});
|
|
|
|
exports.CookieJar = CookieJar;
|
|
exports.Cookie = Cookie;
|
|
exports.Store = Store;
|
|
exports.MemoryCookieStore = MemoryCookieStore;
|
|
exports.parseDate = parseDate;
|
|
exports.formatDate = formatDate;
|
|
exports.parse = parse;
|
|
exports.fromJSON = fromJSON;
|
|
exports.domainMatch = domainMatch;
|
|
exports.defaultPath = defaultPath;
|
|
exports.pathMatch = pathMatch;
|
|
exports.getPublicSuffix = pubsuffix.getPublicSuffix;
|
|
exports.cookieCompare = cookieCompare;
|
|
exports.permuteDomain = require('./permuteDomain').permuteDomain;
|
|
exports.permutePath = permutePath;
|
|
exports.canonicalDomain = canonicalDomain;
|