From f0920aedefddf7413f412afaab9bfd2fa9f66660 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Garc=C3=ADa=20Aubert?=
 <danielgarciaaubert@gmail.com>
Date: Mon, 25 Sep 2017 13:43:15 +0200
Subject: [PATCH] Remove unused module

---
 .../middleware/context/prepare-context.js     | 142 ------------------
 1 file changed, 142 deletions(-)
 delete mode 100644 lib/cartodb/middleware/context/prepare-context.js

diff --git a/lib/cartodb/middleware/context/prepare-context.js b/lib/cartodb/middleware/context/prepare-context.js
deleted file mode 100644
index 345efe7f..00000000
--- a/lib/cartodb/middleware/context/prepare-context.js
+++ /dev/null
@@ -1,142 +0,0 @@
-var assert = require('assert');
-var _ = require('underscore');
-var step = require('step');
-
-// Whitelist query parameters and attach format
-var REQUEST_QUERY_PARAMS_WHITELIST = [
-    'config',
-    'map_key',
-    'api_key',
-    'auth_token',
-    'callback',
-    'zoom',
-    'lon',
-    'lat',
-    // analysis
-    'filters' // json
-];
-
-// jshint maxcomplexity:8
-/**
- * Whitelist input and get database name & default geometry type from
- * subdomain/user metadata held in CartoDB Redis
- * @param req - standard express request obj. Should have host & table
- * @param callback
- */
-module.exports = function prepareContextMiddleware (authApi, pgConnection) {
-    return [
-        function cleanUpQueryParams (req, res, next) {
-            var allowedQueryParams = REQUEST_QUERY_PARAMS_WHITELIST;
-
-            if (Array.isArray(req.context.allowedQueryParams)) {
-                allowedQueryParams = allowedQueryParams.concat(req.context.allowedQueryParams);
-            }
-
-            req.query = _.pick(req.query, allowedQueryParams);
-
-            next();
-        },
-        function parseTokenParam (req, res, next) {
-            if (!req.params.token) {
-                return next();
-            }
-
-            var user = req.context.user;
-
-            // Token might match the following patterns:
-            // - {user}@{tpl_id}@{token}:{cache_buster}
-            var tksplit = req.params.token.split(':');
-
-            req.params.token = tksplit[0];
-
-            if ( tksplit.length > 1 ) {
-                req.params.cache_buster= tksplit[1];
-            }
-
-            tksplit = req.params.token.split('@');
-
-            if ( tksplit.length > 1 ) {
-                req.params.signer = tksplit.shift();
-
-                if ( ! req.params.signer ) {
-                    req.params.signer = user;
-                } else if ( req.params.signer !== user ) {
-                    var err = new Error(
-                        `Cannot use map signature of user "${req.params.signer}" on db of user "${user}"`
-                    );
-                    err.http_status = 403;
-                    req.profiler.done('req2params');
-
-                    return next(err);
-                }
-
-                // skip template hash
-                if (tksplit.length > 1) {
-                    tksplit.shift();
-                }
-
-                req.params.token = tksplit.shift();
-            }
-
-            next();
-        },
-        function prepareContext (req, res, next) {
-            var user = req.context.user;
-
-            // bring all query values onto req.params object
-            _.extend(req.params, req.query);
-
-            // FIXME: Temporary hack to share data between middlewares. Express overrides req.params to
-            // parse url params to an object and it's performed after matching path and controller.
-            req.locals = {};
-            _.extend(req.locals, req.params);
-
-            req.profiler.done('req2params.setup');
-
-            step(
-                function getPrivacy(){
-                    authApi.authorize(req, this);
-                },
-                function validateAuthorization(err, authorized) {
-                    req.profiler.done('authorize');
-                    assert.ifError(err);
-                    if(!authorized) {
-                        err = new Error("Sorry, you are unauthorized (permission denied)");
-                        err.http_status = 403;
-                        throw err;
-                    }
-                    return null;
-                },
-                function getDatabase(err){
-                    assert.ifError(err);
-                    pgConnection.setDBConn(user, req.params, this);
-                },
-                function finishSetup(err) {
-                    if ( err ) {
-                        if (err.message && -1 !== err.message.indexOf('name not found')) {
-                            err.http_status = 404;
-                        }
-                        req.profiler.done('req2params');
-                        return next(err, req);
-                    }
-
-                    // Add default database connection parameters
-                    // if none given
-                    _.defaults(req.params, {
-                        dbuser: global.environment.postgres.user,
-                        dbpassword: global.environment.postgres.password,
-                        dbhost: global.environment.postgres.host,
-                        dbport: global.environment.postgres.port
-                    });
-
-                    // FIXME: Temporary hack to share data between middlewares. Express overrides req.params to
-                    // parse url params to an object and it's performed after matching path and controller.
-                    _.defaults(req.locals, req.params);
-
-                    req.profiler.done('req2params');
-                    next(null, req);
-                }
-            );
-        }
-    ];
-};