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Diffstat (limited to 'middleware/node_modules/negotiator/index.js')
-rw-r--r-- | middleware/node_modules/negotiator/index.js | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/middleware/node_modules/negotiator/index.js b/middleware/node_modules/negotiator/index.js new file mode 100644 index 0000000..4788264 --- /dev/null +++ b/middleware/node_modules/negotiator/index.js @@ -0,0 +1,82 @@ +/*! + * negotiator + * Copyright(c) 2012 Federico Romero + * Copyright(c) 2012-2014 Isaac Z. Schlueter + * Copyright(c) 2015 Douglas Christopher Wilson + * MIT Licensed + */ + +'use strict'; + +var preferredCharsets = require('./lib/charset') +var preferredEncodings = require('./lib/encoding') +var preferredLanguages = require('./lib/language') +var preferredMediaTypes = require('./lib/mediaType') + +/** + * 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) { + 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) { + 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) { + 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) { + 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; |