diff options
Diffstat (limited to 'dgbuilder/dgeflows/node_modules/express/lib/request.js')
-rw-r--r-- | dgbuilder/dgeflows/node_modules/express/lib/request.js | 467 |
1 files changed, 0 insertions, 467 deletions
diff --git a/dgbuilder/dgeflows/node_modules/express/lib/request.js b/dgbuilder/dgeflows/node_modules/express/lib/request.js deleted file mode 100644 index 5cd3900e..00000000 --- a/dgbuilder/dgeflows/node_modules/express/lib/request.js +++ /dev/null @@ -1,467 +0,0 @@ -/** - * Module dependencies. - */ - -var accepts = require('accepts'); -var deprecate = require('depd')('express'); -var isIP = require('net').isIP; -var typeis = require('type-is'); -var http = require('http'); -var fresh = require('fresh'); -var parseRange = require('range-parser'); -var parse = require('parseurl'); -var proxyaddr = require('proxy-addr'); - -/** - * Request prototype. - */ - -var req = exports = module.exports = { - __proto__: http.IncomingMessage.prototype -}; - -/** - * Return request header. - * - * The `Referrer` header field is special-cased, - * both `Referrer` and `Referer` are interchangeable. - * - * Examples: - * - * req.get('Content-Type'); - * // => "text/plain" - * - * req.get('content-type'); - * // => "text/plain" - * - * req.get('Something'); - * // => undefined - * - * Aliased as `req.header()`. - * - * @param {String} name - * @return {String} - * @api public - */ - -req.get = -req.header = function(name){ - switch (name = name.toLowerCase()) { - case 'referer': - case 'referrer': - return this.headers.referrer - || this.headers.referer; - default: - return this.headers[name]; - } -}; - -/** - * To do: update docs. - * - * Check if the given `type(s)` is acceptable, returning - * the best match when true, otherwise `undefined`, in which - * case you should respond with 406 "Not Acceptable". - * - * The `type` value may be a single mime type string - * such as "application/json", the extension name - * such as "json", a comma-delimted list such as "json, html, text/plain", - * an argument list such as `"json", "html", "text/plain"`, - * or an array `["json", "html", "text/plain"]`. When a list - * or array is given the _best_ match, if any is returned. - * - * Examples: - * - * // Accept: text/html - * req.accepts('html'); - * // => "html" - * - * // Accept: text/*, application/json - * req.accepts('html'); - * // => "html" - * req.accepts('text/html'); - * // => "text/html" - * req.accepts('json, text'); - * // => "json" - * req.accepts('application/json'); - * // => "application/json" - * - * // Accept: text/*, application/json - * req.accepts('image/png'); - * req.accepts('png'); - * // => undefined - * - * // Accept: text/*;q=.5, application/json - * req.accepts(['html', 'json']); - * req.accepts('html', 'json'); - * req.accepts('html, json'); - * // => "json" - * - * @param {String|Array} type(s) - * @return {String} - * @api public - */ - -req.accepts = function(){ - var accept = accepts(this); - return accept.types.apply(accept, arguments); -}; - -/** - * Check if the given `encoding`s are accepted. - * - * @param {String} ...encoding - * @return {Boolean} - * @api public - */ - -req.acceptsEncodings = function(){ - var accept = accepts(this); - return accept.encodings.apply(accept, arguments); -}; - -req.acceptsEncoding = deprecate.function(req.acceptsEncodings, - 'req.acceptsEncoding: Use acceptsEncodings instead'); - -/** - * Check if the given `charset`s are acceptable, - * otherwise you should respond with 406 "Not Acceptable". - * - * @param {String} ...charset - * @return {Boolean} - * @api public - */ - -req.acceptsCharsets = function(){ - var accept = accepts(this); - return accept.charsets.apply(accept, arguments); -}; - -req.acceptsCharset = deprecate.function(req.acceptsCharsets, - 'req.acceptsCharset: Use acceptsCharsets instead'); - -/** - * Check if the given `lang`s are acceptable, - * otherwise you should respond with 406 "Not Acceptable". - * - * @param {String} ...lang - * @return {Boolean} - * @api public - */ - -req.acceptsLanguages = function(){ - var accept = accepts(this); - return accept.languages.apply(accept, arguments); -}; - -req.acceptsLanguage = deprecate.function(req.acceptsLanguages, - 'req.acceptsLanguage: Use acceptsLanguages instead'); - -/** - * Parse Range header field, - * capping to the given `size`. - * - * Unspecified ranges such as "0-" require - * knowledge of your resource length. In - * the case of a byte range this is of course - * the total number of bytes. If the Range - * header field is not given `null` is returned, - * `-1` when unsatisfiable, `-2` when syntactically invalid. - * - * NOTE: remember that ranges are inclusive, so - * for example "Range: users=0-3" should respond - * with 4 users when available, not 3. - * - * @param {Number} size - * @return {Array} - * @api public - */ - -req.range = function(size){ - var range = this.get('Range'); - if (!range) return; - return parseRange(size, range); -}; - -/** - * Return the value of param `name` when present or `defaultValue`. - * - * - Checks route placeholders, ex: _/user/:id_ - * - Checks body params, ex: id=12, {"id":12} - * - Checks query string params, ex: ?id=12 - * - * To utilize request bodies, `req.body` - * should be an object. This can be done by using - * the `bodyParser()` middleware. - * - * @param {String} name - * @param {Mixed} [defaultValue] - * @return {String} - * @api public - */ - -req.param = function param(name, defaultValue) { - var params = this.params || {}; - var body = this.body || {}; - var query = this.query || {}; - - var args = arguments.length === 1 - ? 'name' - : 'name, default'; - deprecate('req.param(' + args + '): Use req.params, req.body, or req.query instead'); - - if (null != params[name] && params.hasOwnProperty(name)) return params[name]; - if (null != body[name]) return body[name]; - if (null != query[name]) return query[name]; - - return defaultValue; -}; - -/** - * Check if the incoming request contains the "Content-Type" - * header field, and it contains the give mime `type`. - * - * Examples: - * - * // With Content-Type: text/html; charset=utf-8 - * req.is('html'); - * req.is('text/html'); - * req.is('text/*'); - * // => true - * - * // When Content-Type is application/json - * req.is('json'); - * req.is('application/json'); - * req.is('application/*'); - * // => true - * - * req.is('html'); - * // => false - * - * @param {String} type - * @return {Boolean} - * @api public - */ - -req.is = function(types){ - if (!Array.isArray(types)) types = [].slice.call(arguments); - return typeis(this, types); -}; - -/** - * Return the protocol string "http" or "https" - * when requested with TLS. When the "trust proxy" - * setting trusts the socket address, the - * "X-Forwarded-Proto" header field will be trusted - * and used if present. - * - * If you're running behind a reverse proxy that - * supplies https for you this may be enabled. - * - * @return {String} - * @api public - */ - -defineGetter(req, 'protocol', function protocol(){ - var proto = this.connection.encrypted - ? 'https' - : 'http'; - var trust = this.app.get('trust proxy fn'); - - if (!trust(this.connection.remoteAddress)) { - return proto; - } - - // Note: X-Forwarded-Proto is normally only ever a - // single value, but this is to be safe. - proto = this.get('X-Forwarded-Proto') || proto; - return proto.split(/\s*,\s*/)[0]; -}); - -/** - * Short-hand for: - * - * req.protocol == 'https' - * - * @return {Boolean} - * @api public - */ - -defineGetter(req, 'secure', function secure(){ - return 'https' == this.protocol; -}); - -/** - * Return the remote address from the trusted proxy. - * - * The is the remote address on the socket unless - * "trust proxy" is set. - * - * @return {String} - * @api public - */ - -defineGetter(req, 'ip', function ip(){ - var trust = this.app.get('trust proxy fn'); - return proxyaddr(this, trust); -}); - -/** - * When "trust proxy" is set, trusted proxy addresses + client. - * - * For example if the value were "client, proxy1, proxy2" - * you would receive the array `["client", "proxy1", "proxy2"]` - * where "proxy2" is the furthest down-stream and "proxy1" and - * "proxy2" were trusted. - * - * @return {Array} - * @api public - */ - -defineGetter(req, 'ips', function ips() { - var trust = this.app.get('trust proxy fn'); - var addrs = proxyaddr.all(this, trust); - return addrs.slice(1).reverse(); -}); - -/** - * Return subdomains as an array. - * - * Subdomains are the dot-separated parts of the host before the main domain of - * the app. By default, the domain of the app is assumed to be the last two - * parts of the host. This can be changed by setting "subdomain offset". - * - * For example, if the domain is "tobi.ferrets.example.com": - * If "subdomain offset" is not set, req.subdomains is `["ferrets", "tobi"]`. - * If "subdomain offset" is 3, req.subdomains is `["tobi"]`. - * - * @return {Array} - * @api public - */ - -defineGetter(req, 'subdomains', function subdomains() { - var hostname = this.hostname; - - if (!hostname) return []; - - var offset = this.app.get('subdomain offset'); - var subdomains = !isIP(hostname) - ? hostname.split('.').reverse() - : [hostname]; - - return subdomains.slice(offset); -}); - -/** - * Short-hand for `url.parse(req.url).pathname`. - * - * @return {String} - * @api public - */ - -defineGetter(req, 'path', function path() { - return parse(this).pathname; -}); - -/** - * Parse the "Host" header field to a hostname. - * - * When the "trust proxy" setting trusts the socket - * address, the "X-Forwarded-Host" header field will - * be trusted. - * - * @return {String} - * @api public - */ - -defineGetter(req, 'hostname', function hostname(){ - var trust = this.app.get('trust proxy fn'); - var host = this.get('X-Forwarded-Host'); - - if (!host || !trust(this.connection.remoteAddress)) { - host = this.get('Host'); - } - - if (!host) return; - - // IPv6 literal support - var offset = host[0] === '[' - ? host.indexOf(']') + 1 - : 0; - var index = host.indexOf(':', offset); - - return ~index - ? host.substring(0, index) - : host; -}); - -// TODO: change req.host to return host in next major - -defineGetter(req, 'host', deprecate.function(function host(){ - return this.hostname; -}, 'req.host: Use req.hostname instead')); - -/** - * Check if the request is fresh, aka - * Last-Modified and/or the ETag - * still match. - * - * @return {Boolean} - * @api public - */ - -defineGetter(req, 'fresh', function(){ - var method = this.method; - var s = this.res.statusCode; - - // GET or HEAD for weak freshness validation only - if ('GET' != method && 'HEAD' != method) return false; - - // 2xx or 304 as per rfc2616 14.26 - if ((s >= 200 && s < 300) || 304 == s) { - return fresh(this.headers, (this.res._headers || {})); - } - - return false; -}); - -/** - * Check if the request is stale, aka - * "Last-Modified" and / or the "ETag" for the - * resource has changed. - * - * @return {Boolean} - * @api public - */ - -defineGetter(req, 'stale', function stale(){ - return !this.fresh; -}); - -/** - * Check if the request was an _XMLHttpRequest_. - * - * @return {Boolean} - * @api public - */ - -defineGetter(req, 'xhr', function xhr(){ - var val = this.get('X-Requested-With') || ''; - return 'xmlhttprequest' == val.toLowerCase(); -}); - -/** - * Helper function for creating a getter on an object. - * - * @param {Object} obj - * @param {String} name - * @param {Function} getter - * @api private - */ -function defineGetter(obj, name, getter) { - Object.defineProperty(obj, name, { - configurable: true, - enumerable: true, - get: getter - }); -}; |