From 67fdec20726e48ba3a934cb25bb30d47ec4a4f29 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Yaroslav=20De=20La=20Pe=C3=B1a=20Smirnov?= Date: Wed, 29 Nov 2017 11:44:34 +0300 Subject: Initial commit, version 0.5.3 --- node_modules/mime/mime.js | 108 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 node_modules/mime/mime.js (limited to 'node_modules/mime/mime.js') diff --git a/node_modules/mime/mime.js b/node_modules/mime/mime.js new file mode 100644 index 0000000..d7efbde --- /dev/null +++ b/node_modules/mime/mime.js @@ -0,0 +1,108 @@ +var path = require('path'); +var fs = require('fs'); + +function Mime() { + // Map of extension -> mime type + this.types = Object.create(null); + + // Map of mime type -> extension + this.extensions = Object.create(null); +} + +/** + * Define mimetype -> extension mappings. Each key is a mime-type that maps + * to an array of extensions associated with the type. The first extension is + * used as the default extension for the type. + * + * e.g. mime.define({'audio/ogg', ['oga', 'ogg', 'spx']}); + * + * @param map (Object) type definitions + */ +Mime.prototype.define = function (map) { + for (var type in map) { + var exts = map[type]; + for (var i = 0; i < exts.length; i++) { + if (process.env.DEBUG_MIME && this.types[exts[i]]) { + console.warn((this._loading || "define()").replace(/.*\//, ''), 'changes "' + exts[i] + '" extension type from ' + + this.types[exts[i]] + ' to ' + type); + } + + this.types[exts[i]] = type; + } + + // Default extension is the first one we encounter + if (!this.extensions[type]) { + this.extensions[type] = exts[0]; + } + } +}; + +/** + * Load an Apache2-style ".types" file + * + * This may be called multiple times (it's expected). Where files declare + * overlapping types/extensions, the last file wins. + * + * @param file (String) path of file to load. + */ +Mime.prototype.load = function(file) { + this._loading = file; + // Read file and split into lines + var map = {}, + content = fs.readFileSync(file, 'ascii'), + lines = content.split(/[\r\n]+/); + + lines.forEach(function(line) { + // Clean up whitespace/comments, and split into fields + var fields = line.replace(/\s*#.*|^\s*|\s*$/g, '').split(/\s+/); + map[fields.shift()] = fields; + }); + + this.define(map); + + this._loading = null; +}; + +/** + * Lookup a mime type based on extension + */ +Mime.prototype.lookup = function(path, fallback) { + var ext = path.replace(/^.*[\.\/\\]/, '').toLowerCase(); + + return this.types[ext] || fallback || this.default_type; +}; + +/** + * Return file extension associated with a mime type + */ +Mime.prototype.extension = function(mimeType) { + var type = mimeType.match(/^\s*([^;\s]*)(?:;|\s|$)/)[1].toLowerCase(); + return this.extensions[type]; +}; + +// Default instance +var mime = new Mime(); + +// Define built-in types +mime.define(require('./types.json')); + +// Default type +mime.default_type = mime.lookup('bin'); + +// +// Additional API specific to the default instance +// + +mime.Mime = Mime; + +/** + * Lookup a charset based on mime type. + */ +mime.charsets = { + lookup: function(mimeType, fallback) { + // Assume text types are utf8 + return (/^text\/|^application\/(javascript|json)/).test(mimeType) ? 'UTF-8' : fallback; + } +}; + +module.exports = mime; -- cgit v1.2.3