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author | Timoney, Daniel (dt5972) <dtimoney@att.com> | 2017-02-15 10:37:53 -0500 |
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committer | Timoney, Daniel (dt5972) <dtimoney@att.com> | 2017-02-15 10:40:37 -0500 |
commit | 324ee36fe31763e507b422ab0a88e4230045e205 (patch) | |
tree | d0b04520f6657601c918ce63fd27575977624187 /dgbuilder/dgeflows/node_modules/serve-static/index.js | |
parent | f0c97e8db427481e28c0a16b789bc73801b35e47 (diff) |
Initial commit for OpenECOMP SDN-C OA&M
Change-Id: I7ab579fd0d206bf356f36d52dcdf4f71f1fa2680
Signed-off-by: Timoney, Daniel (dt5972) <dtimoney@att.com>
Former-commit-id: 2a9f0edd09581f907e62ec4689b5ac94dd5382ba
Diffstat (limited to 'dgbuilder/dgeflows/node_modules/serve-static/index.js')
-rw-r--r-- | dgbuilder/dgeflows/node_modules/serve-static/index.js | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/dgbuilder/dgeflows/node_modules/serve-static/index.js b/dgbuilder/dgeflows/node_modules/serve-static/index.js new file mode 100644 index 00000000..0d1d9fbc --- /dev/null +++ b/dgbuilder/dgeflows/node_modules/serve-static/index.js @@ -0,0 +1,138 @@ +/*! + * serve-static + * Copyright(c) 2010 Sencha Inc. + * Copyright(c) 2011 TJ Holowaychuk + * Copyright(c) 2014 Douglas Christopher Wilson + * MIT Licensed + */ + +/** + * Module dependencies. + */ + +var escapeHtml = require('escape-html'); +var merge = require('utils-merge'); +var parseurl = require('parseurl'); +var resolve = require('path').resolve; +var send = require('send'); +var url = require('url'); + +/** + * @param {String} root + * @param {Object} options + * @return {Function} + * @api public + */ + +exports = module.exports = function serveStatic(root, options) { + if (!root) { + throw new TypeError('root path required') + } + + if (typeof root !== 'string') { + throw new TypeError('root path must be a string') + } + + // copy options object + options = merge({}, options) + + // resolve root to absolute + root = resolve(root) + + // default redirect + var redirect = options.redirect !== false + + // headers listener + var setHeaders = options.setHeaders + delete options.setHeaders + + if (setHeaders && typeof setHeaders !== 'function') { + throw new TypeError('option setHeaders must be function') + } + + // setup options for send + options.maxage = options.maxage || options.maxAge || 0 + options.root = root + + return function serveStatic(req, res, next) { + if (req.method !== 'GET' && req.method !== 'HEAD') { + return next() + } + + var opts = merge({}, options) + var originalUrl = parseurl.original(req) + var path = parseurl(req).pathname + var hasTrailingSlash = originalUrl.pathname[originalUrl.pathname.length - 1] === '/' + + if (path === '/' && !hasTrailingSlash) { + // make sure redirect occurs at mount + path = '' + } + + // create send stream + var stream = send(req, path, opts) + + if (redirect) { + // redirect relative to originalUrl + stream.on('directory', function redirect() { + if (hasTrailingSlash) { + return next() + } + + // append trailing slash + originalUrl.path = null + originalUrl.pathname = collapseLeadingSlashes(originalUrl.pathname + '/') + + // reformat the URL + var target = url.format(originalUrl) + + // send redirect response + res.statusCode = 303 + res.setHeader('Content-Type', 'text/html; charset=utf-8') + res.setHeader('Location', target) + res.end('Redirecting to <a href="' + escapeHtml(target) + '">' + escapeHtml(target) + '</a>\n') + }) + } else { + // forward to next middleware on directory + stream.on('directory', next) + } + + // add headers listener + if (setHeaders) { + stream.on('headers', setHeaders) + } + + // forward non-404 errors + stream.on('error', function error(err) { + next(err.status === 404 ? null : err) + }) + + // pipe + stream.pipe(res) + } +} + +/** + * Expose mime module. + * + * If you wish to extend the mime table use this + * reference to the "mime" module in the npm registry. + */ + +exports.mime = send.mime + +/** + * Collapse all leading slashes into a single slash + * @private + */ +function collapseLeadingSlashes(str) { + for (var i = 0; i < str.length; i++) { + if (str[i] !== '/') { + break + } + } + + return i > 1 + ? '/' + str.substr(i) + : str +} |