�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` /*! * negotiator * Copyright(c) 2012 Federico Romero * Copyright(c) 2012-2014 Isaac Z. Schlueter * Copyright(c) 2015 Douglas Christopher Wilson * MIT Licensed */ 'use strict'; /** * Cached loaded submodules. * @private */ var modules = Object.create(null); /** * Module exports. * @public */ module.exports = Negotiator; module.exports.Negotiator = Negotiator; /** * Create a Negotiator instance from a request. * @param {object} request * @public */ function Negotiator(request) { if (!(this instanceof Negotiator)) { return new Negotiator(request); } this.request = request; } Negotiator.prototype.charset = function charset(available) { var set = this.charsets(available); return set && set[0]; }; Negotiator.prototype.charsets = function charsets(available) { var preferredCharsets = loadModule('charset').preferredCharsets; return preferredCharsets(this.request.headers['accept-charset'], available); }; Negotiator.prototype.encoding = function encoding(available) { var set = this.encodings(available); return set && set[0]; }; Negotiator.prototype.encodings = function encodings(available) { var preferredEncodings = loadModule('encoding').preferredEncodings; return preferredEncodings(this.request.headers['accept-encoding'], available); }; Negotiator.prototype.language = function language(available) { var set = this.languages(available); return set && set[0]; }; Negotiator.prototype.languages = function languages(available) { var preferredLanguages = loadModule('language').preferredLanguages; return preferredLanguages(this.request.headers['accept-language'], available); }; Negotiator.prototype.mediaType = function mediaType(available) { var set = this.mediaTypes(available); return set && set[0]; }; Negotiator.prototype.mediaTypes = function mediaTypes(available) { var preferredMediaTypes = loadModule('mediaType').preferredMediaTypes; return preferredMediaTypes(this.request.headers.accept, available); }; // Backwards compatibility Negotiator.prototype.preferredCharset = Negotiator.prototype.charset; Negotiator.prototype.preferredCharsets = Negotiator.prototype.charsets; Negotiator.prototype.preferredEncoding = Negotiator.prototype.encoding; Negotiator.prototype.preferredEncodings = Negotiator.prototype.encodings; Negotiator.prototype.preferredLanguage = Negotiator.prototype.language; Negotiator.prototype.preferredLanguages = Negotiator.prototype.languages; Negotiator.prototype.preferredMediaType = Negotiator.prototype.mediaType; Negotiator.prototype.preferredMediaTypes = Negotiator.prototype.mediaTypes; /** * Load the given module. * @private */ function loadModule(moduleName) { var module = modules[moduleName]; if (module !== undefined) { return module; } // This uses a switch for static require analysis switch (moduleName) { case 'charset': module = require('./lib/charset'); break; case 'encoding': module = require('./lib/encoding'); break; case 'language': module = require('./lib/language'); break; case 'mediaType': module = require('./lib/mediaType'); break; default: throw new Error('Cannot find module \'' + moduleName + '\''); } // Store to prevent invoking require() modules[moduleName] = module; return module; }