/
opt
/
canhelp
/
node_modules
/
nodemailer
/
lib
/
fetch
/
/opt/canhelp/node_modules/nodemailer/lib/fetch
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cookies.js
8032
0644
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index.js
8238
0644
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/opt/canhelp/node_modules/nodemailer/lib/fetch/cookies.js
(8032B)
'use strict'; // module to handle cookies const urllib = require('url'); const SESSION_TIMEOUT = 1800; // 30 min /** * Creates a biskviit cookie jar for managing cookie values in memory * * @constructor * @param {Object} [options] Optional options object */ class Cookies { constructor(options) { this.options = options || {}; this.cookies = []; } /** * Stores a cookie string to the cookie storage * * @param {String} cookieStr Value from the 'Set-Cookie:' header * @param {String} url Current URL */ set(cookieStr, url) { const urlparts = urllib.parse(url || ''); const cookie = this.parse(cookieStr); let domain; if (cookie.domain) { domain = cookie.domain.replace(/^\./, ''); // do not allow cross origin cookies if ( // can't be valid if the requested domain is shorter than current hostname urlparts.hostname.length < domain.length || // prefix domains with dot to be sure that partial matches are not used ('.' + urlparts.hostname).substr(-domain.length + 1) !== '.' + domain ) { cookie.domain = urlparts.hostname; } } else { cookie.domain = urlparts.hostname; } if (!cookie.path) { cookie.path = this.getPath(urlparts.pathname); } // if no expire date, then use sessionTimeout value if (!cookie.expires) { cookie.expires = new Date(Date.now() + (Number(this.options.sessionTimeout || SESSION_TIMEOUT) || SESSION_TIMEOUT) * 1000); } return this.add(cookie); } /** * Returns cookie string for the 'Cookie:' header. * * @param {String} url URL to check for * @returns {String} Cookie header or empty string if no matches were found */ get(url) { return this.list(url) .map(cookie => cookie.name + '=' + cookie.value) .join('; '); } /** * Lists all valied cookie objects for the specified URL * * @param {String} url URL to check for * @returns {Array} An array of cookie objects */ list(url) { const result = []; for (let i = this.cookies.length - 1; i >= 0; i--) { const cookie = this.cookies[i]; if (this.isExpired(cookie)) { this.cookies.splice(i, 1); continue; } if (this.match(cookie, url)) { result.unshift(cookie); } } return result; } /** * Parses cookie string from the 'Set-Cookie:' header * * @param {String} cookieStr String from the 'Set-Cookie:' header * @returns {Object} Cookie object */ parse(cookieStr) { const cookie = {}; (cookieStr || '') .toString() .split(';') .forEach(cookiePart => { const valueParts = cookiePart.split('='); const key = valueParts.shift().trim().toLowerCase(); let value = valueParts.join('=').trim(); let domain; if (!key) { // skip empty parts return; } switch (key) { case 'expires': value = new Date(value); // ignore date if can not parse it if (value.toString() !== 'Invalid Date') { cookie.expires = value; } break; case 'path': cookie.path = value; break; case 'domain': domain = value.toLowerCase(); if (domain.length && domain.charAt(0) !== '.') { domain = '.' + domain; // ensure preceeding dot for user set domains } cookie.domain = domain; break; case 'max-age': cookie.expires = new Date(Date.now() + (Number(value) || 0) * 1000); break; case 'secure': cookie.secure = true; break; case 'httponly': cookie.httponly = true; break; default: if (!cookie.name) { cookie.name = key; cookie.value = value; } } }); return cookie; } /** * Checks if a cookie object is valid for a specified URL * * @param {Object} cookie Cookie object * @param {String} url URL to check for * @returns {Boolean} true if cookie is valid for specifiec URL */ match(cookie, url) { const urlparts = urllib.parse(url || ''); // check if hostname matches // .foo.com also matches subdomains, foo.com does not if ( urlparts.hostname !== cookie.domain && (cookie.domain.charAt(0) !== '.' || ('.' + urlparts.hostname).substr(-cookie.domain.length) !== cookie.domain) ) { return false; } // check if path matches const path = this.getPath(urlparts.pathname); if (path.substr(0, cookie.path.length) !== cookie.path) { return false; } // check secure argument if (cookie.secure && urlparts.protocol !== 'https:') { return false; } return true; } /** * Adds (or updates/removes if needed) a cookie object to the cookie storage * * @param {Object} cookie Cookie value to be stored */ add(cookie) { // nothing to do here if (!cookie || !cookie.name) { return false; } // overwrite if has same params for (let i = 0, len = this.cookies.length; i < len; i++) { if (this.compare(this.cookies[i], cookie)) { // check if the cookie needs to be removed instead if (this.isExpired(cookie)) { this.cookies.splice(i, 1); // remove expired/unset cookie return false; } this.cookies[i] = cookie; return true; } } // add as new if not already expired if (!this.isExpired(cookie)) { this.cookies.push(cookie); } return true; } /** * Checks if two cookie objects are the same * * @param {Object} a Cookie to check against * @param {Object} b Cookie to check against * @returns {Boolean} True, if the cookies are the same */ compare(a, b) { return a.name === b.name && a.path === b.path && a.domain === b.domain && a.secure === b.secure && a.httponly === b.httponly; } /** * Checks if a cookie is expired * * @param {Object} cookie Cookie object to check against * @returns {Boolean} True, if the cookie is expired */ isExpired(cookie) { return (cookie.expires && cookie.expires < new Date()) || !cookie.value; } /** * Returns normalized cookie path for an URL path argument * * @param {String} pathname * @returns {String} Normalized path */ getPath(pathname) { let path = (pathname || '/').split('/'); path.pop(); // remove filename part path = path.join('/').trim(); // ensure path prefix / if (path.charAt(0) !== '/') { path = '/' + path; } // ensure path suffix / if (path.substr(-1) !== '/') { path += '/'; } return path; } } module.exports = Cookies;
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