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path: root/src/node/hooks/express/static.js
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var minify = require('../../utils/Minify');
var plugins = require("ep_etherpad-lite/static/js/pluginfw/plugins");
var CachingMiddleware = require('../../utils/caching_middleware');
var settings = require("../../utils/Settings");
var Yajsml = require('etherpad-yajsml');
var _ = require("underscore");

exports.expressCreateServer = function (hook_name, args, cb) {

  // Cache both minified and static.
  var assetCache = new CachingMiddleware;
  args.app.all(/\/javascripts\/(.*)/, assetCache.handle);

  // Minify will serve static files compressed (minify enabled). It also has
  // file-specific hacks for ace/require-kernel/etc.
  args.app.all('/static/:filename(*)', minify.minify);

  // Setup middleware that will package JavaScript files served by minify for
  // CommonJS loader on the client-side.
  var jsServer = new (Yajsml.Server)({
    rootPath: 'javascripts/src/'
  , rootURI: 'http://localhost:' + settings.port + '/static/js/'
  , libraryPath: 'javascripts/lib/'
  , libraryURI: 'http://localhost:' + settings.port + '/static/plugins/'
  , requestURIs: minify.requestURIs // Loop-back is causing problems, this is a workaround.
  });

  var StaticAssociator = Yajsml.associators.StaticAssociator;
  var associations =
    Yajsml.associators.associationsForSimpleMapping(minify.tar);
  var associator = new StaticAssociator(associations);
  jsServer.setAssociator(associator);

  args.app.use(jsServer.handle.bind(jsServer));

  // serve plugin definitions
  // not very static, but served here so that client can do require("pluginfw/static/js/plugin-definitions.js");
  args.app.get('/pluginfw/plugin-definitions.json', function (req, res, next) {

    var clientParts = _(plugins.parts)
      .filter(function(part){ return _(part).has('client_hooks') });
      
    var clientPlugins = {};
    
    _(clientParts).chain()
      .map(function(part){ return part.plugin })
      .uniq()
      .each(function(name){
        clientPlugins[name] = _(plugins.plugins[name]).clone();
        delete clientPlugins[name]['package'];
      });
      
    res.header("Content-Type","application/json; charset=utf-8");
    res.write(JSON.stringify({"plugins": clientPlugins, "parts": clientParts}));
    res.end();
  });
}