FM / accepts

/var/www/qr4y.com/server/delivery/node_modules/accepts/

/var/www/qr4y.com/server/delivery/node_modules/accepts

Name	Size	Mode	Actions
HISTORY.md	5096	0644	edit dl rm
index.js	5252	0644	edit dl rm
LICENSE	1167	0644	edit dl rm
package.json	2252	0644	edit dl rm
README.md	4123	0644	edit dl rm

Edit: /var/www/qr4y.com/server/delivery/node_modules/accepts/index.js (5252B)

/*!
 * accepts
 * Copyright(c) 2014 Jonathan Ong
 * Copyright(c) 2015 Douglas Christopher Wilson
 * MIT Licensed
 */

'use strict'

/**
 * Module dependencies.
 * @private
 */

var Negotiator = require('negotiator')
var mime = require('mime-types')

/**
 * Module exports.
 * @public
 */

module.exports = Accepts

/**
 * Create a new Accepts object for the given req.
 *
 * @param {object} req
 * @public
 */

function Accepts (req) {
  if (!(this instanceof Accepts)) {
    return new Accepts(req)
  }

this.headers = req.headers
  this.negotiator = new Negotiator(req)
}

/**
 * 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" 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
 *     this.types('html');
 *     // => "html"
 *
 *     // Accept: text/*, application/json
 *     this.types('html');
 *     // => "html"
 *     this.types('text/html');
 *     // => "text/html"
 *     this.types('json', 'text');
 *     // => "json"
 *     this.types('application/json');
 *     // => "application/json"
 *
 *     // Accept: text/*, application/json
 *     this.types('image/png');
 *     this.types('png');
 *     // => undefined
 *
 *     // Accept: text/*;q=.5, application/json
 *     this.types(['html', 'json']);
 *     this.types('html', 'json');
 *     // => "json"
 *
 * @param {String|Array} types...
 * @return {String|Array|Boolean}
 * @public
 */

Accepts.prototype.type =
Accepts.prototype.types = function (types_) {
  var types = types_

// support flattened arguments
  if (types && !Array.isArray(types)) {
    types = new Array(arguments.length)
    for (var i = 0; i < types.length; i++) {
      types[i] = arguments[i]
    }
  }

// no types, return all requested types
  if (!types || types.length === 0) {
    return this.negotiator.mediaTypes()
  }

// no accept header, return first given type
  if (!this.headers.accept) {
    return types[0]
  }

var mimes = types.map(extToMime)
  var accepts = this.negotiator.mediaTypes(mimes.filter(validMime))
  var first = accepts[0]

return first
    ? types[mimes.indexOf(first)]
    : false
}

/**
 * Return accepted encodings or best fit based on `encodings`.
 *
 * Given `Accept-Encoding: gzip, deflate`
 * an array sorted by quality is returned:
 *
 *     ['gzip', 'deflate']
 *
 * @param {String|Array} encodings...
 * @return {String|Array}
 * @public
 */

Accepts.prototype.encoding =
Accepts.prototype.encodings = function (encodings_) {
  var encodings = encodings_

// support flattened arguments
  if (encodings && !Array.isArray(encodings)) {
    encodings = new Array(arguments.length)
    for (var i = 0; i < encodings.length; i++) {
      encodings[i] = arguments[i]
    }
  }

// no encodings, return all requested encodings
  if (!encodings || encodings.length === 0) {
    return this.negotiator.encodings()
  }

return this.negotiator.encodings(encodings)[0] || false
}

/**
 * Return accepted charsets or best fit based on `charsets`.
 *
 * Given `Accept-Charset: utf-8, iso-8859-1;q=0.2, utf-7;q=0.5`
 * an array sorted by quality is returned:
 *
 *     ['utf-8', 'utf-7', 'iso-8859-1']
 *
 * @param {String|Array} charsets...
 * @return {String|Array}
 * @public
 */

Accepts.prototype.charset =
Accepts.prototype.charsets = function (charsets_) {
  var charsets = charsets_

// support flattened arguments
  if (charsets && !Array.isArray(charsets)) {
    charsets = new Array(arguments.length)
    for (var i = 0; i < charsets.length; i++) {
      charsets[i] = arguments[i]
    }
  }

// no charsets, return all requested charsets
  if (!charsets || charsets.length === 0) {
    return this.negotiator.charsets()
  }

return this.negotiator.charsets(charsets)[0] || false
}

/**
 * Return accepted languages or best fit based on `langs`.
 *
 * Given `Accept-Language: en;q=0.8, es, pt`
 * an array sorted by quality is returned:
 *
 *     ['es', 'pt', 'en']
 *
 * @param {String|Array} langs...
 * @return {Array|String}
 * @public
 */

Accepts.prototype.lang =
Accepts.prototype.langs =
Accepts.prototype.language =
Accepts.prototype.languages = function (languages_) {
  var languages = languages_

// support flattened arguments
  if (languages && !Array.isArray(languages)) {
    languages = new Array(arguments.length)
    for (var i = 0; i < languages.length; i++) {
      languages[i] = arguments[i]
    }
  }

// no languages, return all requested languages
  if (!languages || languages.length === 0) {
    return this.negotiator.languages()
  }

return this.negotiator.languages(languages)[0] || false
}

/**
 * Convert extnames to mime.
 *
 * @param {String} type
 * @return {String}
 * @private
 */

function extToMime (type) {
  return type.indexOf('/') === -1
    ? mime.lookup(type)
    : type
}

/**
 * Check if mime is valid.
 *
 * @param {String} type
 * @return {String}
 * @private
 */

function validMime (type) {
  return typeof type === 'string'
}

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