1. module browsersync-ssi
   1. function browsersync-ssi (opt)

module browsersync-ssi

function browsersync-ssi (opt)

• description and source-code

  function browserSyncSSI(opt) {
  
    'use strict';
  
    var ssi = require('ssi');
    var path = require('path');
    var fs = require('fs');
    var url = require('url');
  
    var opt = opt || {};
    var ext = opt.ext || '.shtml';
    var baseDir = opt.baseDir || __dirname;
    var matcher = '/**/*' + ext;
    var version = opt.version || '';
    var bsURL;
  
    if (version === '') {
      bsURL = '/browser-sync/browser-sync-client.js';
    }
    else {
        if (version >= '1.4.0') {
          bsURL = '/browser-sync/browser-sync-client.' + version + '.js';
        }
        else {
          bsURL = '/browser-sync-client.' + version + '.js';
        }
    }
  
    var parser = new ssi(baseDir, baseDir, matcher);
  
    return function(req, res, next) {
  
      var pathname = url.parse(req.originalUrl || req.url).pathname;
      var filename = path.join(baseDir, pathname.substr(-1) === '/' ? pathname + 'index' + ext : pathname);
  
      if (filename.indexOf(ext) > -1 && fs.existsSync(filename)) {
  
        var contents = parser.parse(filename, fs.readFileSync(filename, {
          encoding: 'utf8'
        })).contents;
  
        //TODO inject more elegant using regexp
        contents = contents.replace(/<\/head>/, '<script async src="' + bsURL + '"></script></head>');
  
        res.writeHead(200, {
          'Content-Type': 'text/html'
        });
        res.end(contents);
  
      } else {
        next();
      }
  
    };
  }

• example usage

  n/a