FM / serve-index

/var/www/flurhymez/node_modules/serve-index/

/var/www/flurhymez/node_modules/serve-index

Name	Size	Mode	Actions
node_modules/	-	0755	rm
public/	-	0755	rm
HISTORY.md	6971	0644	edit dl rm
index.js	15703	0644	edit dl rm
LICENSE	1189	0644	edit dl rm
package.json	1985	0644	edit dl rm
README.md	5126	0644	edit dl rm

Edit: /var/www/flurhymez/node_modules/serve-index/index.js (15703B)

/*!
 * serve-index
 * Copyright(c) 2011 Sencha Inc.
 * Copyright(c) 2011 TJ Holowaychuk
 * Copyright(c) 2014-2015 Douglas Christopher Wilson
 * MIT Licensed
 */

'use strict';

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

var accepts = require('accepts');
var createError = require('http-errors');
var debug = require('debug')('serve-index');
var escapeHtml = require('escape-html');
var fs = require('fs')
  , path = require('path')
  , normalize = path.normalize
  , sep = path.sep
  , extname = path.extname
  , join = path.join;
var Batch = require('batch');
var mime = require('mime-types');
var parseUrl = require('parseurl');
var resolve = require('path').resolve;

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

module.exports = serveIndex;

/*!
 * Icon cache.
 */

var cache = {};

/*!
 * Default template.
 */

var defaultTemplate = join(__dirname, 'public', 'directory.html');

/*!
 * Stylesheet.
 */

var defaultStylesheet = join(__dirname, 'public', 'style.css');

/**
 * Media types and the map for content negotiation.
 */

var mediaTypes = [
  'text/html',
  'text/plain',
  'application/json'
];

var mediaType = {
  'text/html': 'html',
  'text/plain': 'plain',
  'application/json': 'json'
};

/**
 * Serve directory listings with the given `root` path.
 *
 * See Readme.md for documentation of options.
 *
 * @param {String} root
 * @param {Object} options
 * @return {Function} middleware
 * @public
 */

function serveIndex(root, options) {
  var opts = options || {};

// root required
  if (!root) {
    throw new TypeError('serveIndex() root path required');
  }

// resolve root to absolute and normalize
  var rootPath = normalize(resolve(root) + sep);

var filter = opts.filter;
  var hidden = opts.hidden;
  var icons = opts.icons;
  var stylesheet = opts.stylesheet || defaultStylesheet;
  var template = opts.template || defaultTemplate;
  var view = opts.view || 'tiles';

return function (req, res, next) {
    if (req.method !== 'GET' && req.method !== 'HEAD') {
      res.statusCode = 'OPTIONS' === req.method ? 200 : 405;
      res.setHeader('Allow', 'GET, HEAD, OPTIONS');
      res.setHeader('Content-Length', '0');
      res.end();
      return;
    }

// parse URLs
    var url = parseUrl(req);
    var originalUrl = parseUrl.original(req);
    var dir = decodeURIComponent(url.pathname);
    var originalDir = decodeURIComponent(originalUrl.pathname);

// join / normalize from root dir
    var path = normalize(join(rootPath, dir));

// null byte(s), bad request
    if (~path.indexOf('\0')) return next(createError(400));

// malicious path
    if ((path + sep).substr(0, rootPath.length) !== rootPath) {
      debug('malicious path "%s"', path);
      return next(createError(403));
    }

// determine ".." display
    var showUp = normalize(resolve(path) + sep) !== rootPath;

// check if we have a directory
    debug('stat "%s"', path);
    fs.stat(path, function(err, stat){
      if (err && err.code === 'ENOENT') {
        return next();
      }

if (err) {
        err.status = err.code === 'ENAMETOOLONG'
          ? 414
          : 500;
        return next(err);
      }

if (!stat.isDirectory()) return next();

// fetch files
      debug('readdir "%s"', path);
      fs.readdir(path, function(err, files){
        if (err) return next(err);
        if (!hidden) files = removeHidden(files);
        if (filter) files = files.filter(function(filename, index, list) {
          return filter(filename, index, list, path);
        });
        files.sort();

// content-negotiation
        var accept = accepts(req);
        var type = accept.type(mediaTypes);

// not acceptable
        if (!type) return next(createError(406));
        serveIndex[mediaType[type]](req, res, files, next, originalDir, showUp, icons, path, view, template, stylesheet);
      });
    });
  };
};

/**
 * Respond with text/html.
 */

serveIndex.html = function _html(req, res, files, next, dir, showUp, icons, path, view, template, stylesheet) {
  var render = typeof template !== 'function'
    ? createHtmlRender(template)
    : template

if (showUp) {
    files.unshift('..');
  }

// stat all files
  stat(path, files, function (err, stats) {
    if (err) return next(err);

// combine the stats into the file list
    var fileList = files.map(function (file, i) {
      return { name: file, stat: stats[i] };
    });

// sort file list
    fileList.sort(fileSort);

// read stylesheet
    fs.readFile(stylesheet, 'utf8', function (err, style) {
      if (err) return next(err);

// create locals for rendering
      var locals = {
        directory: dir,
        displayIcons: Boolean(icons),
        fileList: fileList,
        path: path,
        style: style,
        viewName: view
      };

// render html
      render(locals, function (err, body) {
        if (err) return next(err);
        send(res, 'text/html', body)
      });
    });
  });
};

/**
 * Respond with application/json.
 */

serveIndex.json = function _json(req, res, files) {
  send(res, 'application/json', JSON.stringify(files))
};

/**
 * Respond with text/plain.
 */

serveIndex.plain = function _plain(req, res, files) {
  send(res, 'text/plain', (files.join('\n') + '\n'))
};

/**
 * Map html `files`, returning an html unordered list.
 * @private
 */

function createHtmlFileList(files, dir, useIcons, view) {
 var html = '<ul id="files" class="view-' + escapeHtml(view) + '">'
 + (view == 'details' ? (
 '<li class="header">'
 + 'Name'
 + 'Size'
 + 'Modified'
 + '</li>') : '');

html += files.map(function (file) {
    var classes = [];
    var isDir = file.stat && file.stat.isDirectory();
    var path = dir.split('/').map(function (c) { return encodeURIComponent(c); });

if (useIcons) {
      classes.push('icon');

if (isDir) {
        classes.push('icon-directory');
      } else {
        var ext = extname(file.name);
        var icon = iconLookup(file.name);

classes.push('icon');
        classes.push('icon-' + ext.substring(1));

if (classes.indexOf(icon.className) === -1) {
          classes.push(icon.className);
        }
      }
    }

path.push(encodeURIComponent(file.name));

var date = file.stat && file.name !== '..'
      ? file.stat.mtime.toLocaleDateString() + ' ' + file.stat.mtime.toLocaleTimeString()
      : '';
    var size = file.stat && !isDir
      ? file.stat.size
      : '';

return '<li><a href="'
 + escapeHtml(normalizeSlashes(normalize(path.join('/'))))
 + '" class="' + escapeHtml(classes.join(' ')) + '"'
 + ' title="' + escapeHtml(file.name) + '">'
 + '' + escapeHtml(file.name) + ''
 + '' + escapeHtml(size) + ''
 + '' + escapeHtml(date) + ''
 + '</a></li>';
 }).join('\n');

html += '</ul>';

return html;
}

/**
 * Create function to render html.
 */

function createHtmlRender(template) {
  return function render(locals, callback) {
    // read template
    fs.readFile(template, 'utf8', function (err, str) {
      if (err) return callback(err);

var body = str
        .replace(/\{style\}/g, locals.style.concat(iconStyle(locals.fileList, locals.displayIcons)))
        .replace(/\{files\}/g, createHtmlFileList(locals.fileList, locals.directory, locals.displayIcons, locals.viewName))
        .replace(/\{directory\}/g, escapeHtml(locals.directory))
        .replace(/\{linked-path\}/g, htmlPath(locals.directory));

callback(null, body);
    });
  };
}

/**
 * Sort function for with directories first.
 */

function fileSort(a, b) {
  // sort ".." to the top
  if (a.name === '..' || b.name === '..') {
    return a.name === b.name ? 0
      : a.name === '..' ? -1 : 1;
  }

return Number(b.stat && b.stat.isDirectory()) - Number(a.stat && a.stat.isDirectory()) ||
    String(a.name).toLocaleLowerCase().localeCompare(String(b.name).toLocaleLowerCase());
}

/**
 * Map html `dir`, returning a linked path.
 */

function htmlPath(dir) {
  var parts = dir.split('/');
  var crumb = new Array(parts.length);

for (var i = 0; i < parts.length; i++) {
 var part = parts[i];

if (part) {
 parts[i] = encodeURIComponent(part);
 crumb[i] = '<a href="' + escapeHtml(parts.slice(0, i + 1).join('/')) + '">' + escapeHtml(part) + '</a>';
 }
 }

return crumb.join(' / ');
}

/**
 * Get the icon data for the file name.
 */

function iconLookup(filename) {
  var ext = extname(filename);

// try by extension
  if (icons[ext]) {
    return {
      className: 'icon-' + ext.substring(1),
      fileName: icons[ext]
    };
  }

var mimetype = mime.lookup(ext);

// default if no mime type
  if (mimetype === false) {
    return {
      className: 'icon-default',
      fileName: icons.default
    };
  }

// try by mime type
  if (icons[mimetype]) {
    return {
      className: 'icon-' + mimetype.replace('/', '-'),
      fileName: icons[mimetype]
    };
  }

var suffix = mimetype.split('+')[1];

if (suffix && icons['+' + suffix]) {
    return {
      className: 'icon-' + suffix,
      fileName: icons['+' + suffix]
    };
  }

var type = mimetype.split('/')[0];

// try by type only
  if (icons[type]) {
    return {
      className: 'icon-' + type,
      fileName: icons[type]
    };
  }

return {
    className: 'icon-default',
    fileName: icons.default
  };
}

/**
 * Load icon images, return css string.
 */

function iconStyle(files, useIcons) {
  if (!useIcons) return '';
  var i;
  var list = [];
  var rules = {};
  var selector;
  var selectors = {};
  var style = '';

for (i = 0; i < files.length; i++) {
 var file = files[i];

var isDir = file.stat && file.stat.isDirectory();
    var icon = isDir
      ? { className: 'icon-directory', fileName: icons.folder }
      : iconLookup(file.name);
    var iconName = icon.fileName;

selector = '#files .' + icon.className + ' .name';

if (!rules[iconName]) {
      rules[iconName] = 'background-image: url(data:image/png;base64,' + load(iconName) + ');'
      selectors[iconName] = [];
      list.push(iconName);
    }

if (selectors[iconName].indexOf(selector) === -1) {
      selectors[iconName].push(selector);
    }
  }

for (i = 0; i < list.length; i++) {
 iconName = list[i];
 style += selectors[iconName].join(',\n') + ' {\n ' + rules[iconName] + '\n}\n';
 }

return style;
}

/**
 * Load and cache the given `icon`.
 *
 * @param {String} icon
 * @return {String}
 * @api private
 */

function load(icon) {
  if (cache[icon]) return cache[icon];
  return cache[icon] = fs.readFileSync(__dirname + '/public/icons/' + icon, 'base64');
}

/**
 * Normalizes the path separator from system separator
 * to URL separator, aka `/`.
 *
 * @param {String} path
 * @return {String}
 * @api private
 */

function normalizeSlashes(path) {
  return path.split(sep).join('/');
};

/**
 * Filter "hidden" `files`, aka files
 * beginning with a `.`.
 *
 * @param {Array} files
 * @return {Array}
 * @api private
 */

function removeHidden(files) {
  return files.filter(function(file){
    return '.' != file[0];
  });
}

/**
 * Send a response.
 * @private
 */

function send (res, type, body) {
  // security header for content sniffing
  res.setHeader('X-Content-Type-Options', 'nosniff')

// standard headers
  res.setHeader('Content-Type', type + '; charset=utf-8')
  res.setHeader('Content-Length', Buffer.byteLength(body, 'utf8'))

// body
  res.end(body, 'utf8')
}

/**
 * Stat all files and return array of stat
 * in same order.
 */

function stat(dir, files, cb) {
  var batch = new Batch();

batch.concurrency(10);

files.forEach(function(file){
    batch.push(function(done){
      fs.stat(join(dir, file), function(err, stat){
        if (err && err.code !== 'ENOENT') return done(err);

// pass ENOENT as null stat, not error
        done(null, stat || null);
      });
    });
  });

batch.end(cb);
}

/**
 * Icon map.
 */

var icons = {
  // base icons
  'default': 'page_white.png',
  'folder': 'folder.png',

// generic mime type icons
  'image': 'image.png',
  'text': 'page_white_text.png',
  'video': 'film.png',

// generic mime suffix icons
  '+json': 'page_white_code.png',
  '+xml': 'page_white_code.png',
  '+zip': 'box.png',

// specific mime type icons
  'application/font-woff': 'font.png',
  'application/javascript': 'page_white_code_red.png',
  'application/json': 'page_white_code.png',
  'application/msword': 'page_white_word.png',
  'application/pdf': 'page_white_acrobat.png',
  'application/postscript': 'page_white_vector.png',
  'application/rtf': 'page_white_word.png',
  'application/vnd.ms-excel': 'page_white_excel.png',
  'application/vnd.ms-powerpoint': 'page_white_powerpoint.png',
  'application/vnd.oasis.opendocument.presentation': 'page_white_powerpoint.png',
  'application/vnd.oasis.opendocument.spreadsheet': 'page_white_excel.png',
  'application/vnd.oasis.opendocument.text': 'page_white_word.png',
  'application/x-7z-compressed': 'box.png',
  'application/x-sh': 'application_xp_terminal.png',
  'application/x-font-ttf': 'font.png',
  'application/x-msaccess': 'page_white_database.png',
  'application/x-shockwave-flash': 'page_white_flash.png',
  'application/x-sql': 'page_white_database.png',
  'application/x-tar': 'box.png',
  'application/x-xz': 'box.png',
  'application/xml': 'page_white_code.png',
  'application/zip': 'box.png',
  'image/svg+xml': 'page_white_vector.png',
  'text/css': 'page_white_code.png',
  'text/html': 'page_white_code.png',
  'text/less': 'page_white_code.png',

// other, extension-specific icons
  '.accdb': 'page_white_database.png',
  '.apk': 'box.png',
  '.app': 'application_xp.png',
  '.as': 'page_white_actionscript.png',
  '.asp': 'page_white_code.png',
  '.aspx': 'page_white_code.png',
  '.bat': 'application_xp_terminal.png',
  '.bz2': 'box.png',
  '.c': 'page_white_c.png',
  '.cab': 'box.png',
  '.cfm': 'page_white_coldfusion.png',
  '.clj': 'page_white_code.png',
  '.cc': 'page_white_cplusplus.png',
  '.cgi': 'application_xp_terminal.png',
  '.cpp': 'page_white_cplusplus.png',
  '.cs': 'page_white_csharp.png',
  '.db': 'page_white_database.png',
  '.dbf': 'page_white_database.png',
  '.deb': 'box.png',
  '.dll': 'page_white_gear.png',
  '.dmg': 'drive.png',
  '.docx': 'page_white_word.png',
  '.erb': 'page_white_ruby.png',
  '.exe': 'application_xp.png',
  '.fnt': 'font.png',
  '.gam': 'controller.png',
  '.gz': 'box.png',
  '.h': 'page_white_h.png',
  '.ini': 'page_white_gear.png',
  '.iso': 'cd.png',
  '.jar': 'box.png',
  '.java': 'page_white_cup.png',
  '.jsp': 'page_white_cup.png',
  '.lua': 'page_white_code.png',
  '.lz': 'box.png',
  '.lzma': 'box.png',
  '.m': 'page_white_code.png',
  '.map': 'map.png',
  '.msi': 'box.png',
  '.mv4': 'film.png',
  '.otf': 'font.png',
  '.pdb': 'page_white_database.png',
  '.php': 'page_white_php.png',
  '.pl': 'page_white_code.png',
  '.pkg': 'box.png',
  '.pptx': 'page_white_powerpoint.png',
  '.psd': 'page_white_picture.png',
  '.py': 'page_white_code.png',
  '.rar': 'box.png',
  '.rb': 'page_white_ruby.png',
  '.rm': 'film.png',
  '.rom': 'controller.png',
  '.rpm': 'box.png',
  '.sass': 'page_white_code.png',
  '.sav': 'controller.png',
  '.scss': 'page_white_code.png',
  '.srt': 'page_white_text.png',
  '.tbz2': 'box.png',
  '.tgz': 'box.png',
  '.tlz': 'box.png',
  '.vb': 'page_white_code.png',
  '.vbs': 'page_white_code.png',
  '.xcf': 'page_white_picture.png',
  '.xlsx': 'page_white_excel.png',
  '.yaws': 'page_white_code.png'
};

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