From 9792f123d5914bcd7ac4b9fb51c1dec122379c64 Mon Sep 17 00:00:00 2001
From: fatchan <tom@69420.me>
Date: Wed, 17 Apr 2019 05:04:56 +0000
Subject: [PATCH] put boards in a map

---
 db/boards.js              | 16 +++++++++++++---
 models/forms/make-post.js |  3 +--
 server.js                 |  2 ++
 3 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/db/boards.js b/db/boards.js
index 81ee74a6..cbe09a30 100644
--- a/db/boards.js
+++ b/db/boards.js
@@ -1,7 +1,8 @@
 'use strict';
 
 const Mongo = require(__dirname+'/db.js')
-	, db = Mongo.client.db('jschan');
+	, db = Mongo.client.db('jschan')
+	, boardCache = new Map();
 
 module.exports = {
 
@@ -11,7 +12,7 @@ module.exports = {
 		return db.collection('boards').findOne({ '_id': name });
 	},
 
-	find: (name) => {
+	find: () => {
 		return db.collection('boards').find({}).toArray();
 	},
 
@@ -31,9 +32,18 @@ module.exports = {
 		return db.collection('boards').deleteMany({});
 	},
 
+	cache: async () => {
+		const boards = await module.exports.find();
+		for (let i = 0; i < boards.length; i++) {
+			const board = boards[i];
+			boardCache.set(board._id, board);
+		}
+	},
+
 	exists: async (req, res, next) => {
 
-		const board = await module.exports.findOne(req.params.board);
+		//const board = await module.exports.findOne(req.params.board);
+		const board = boardCache.get(req.params.board);
 		if (!board) {
 			return res.status(404).render('404');
 		}
diff --git a/models/forms/make-post.js b/models/forms/make-post.js
index 6ebd9709..30e22da9 100644
--- a/models/forms/make-post.js
+++ b/models/forms/make-post.js
@@ -12,7 +12,7 @@ const uuidv4 = require('uuid/v4')
 	, simpleMarkdown = require(__dirname+'/../../helpers/markdown.js')
 	, sanitize = require('sanitize-html')
 	, sanitizeOptions = {
-		allowedTags: [ 'span', 'a', 'code', 'em', 'strong' ],
+		allowedTags: [ 'span', 'a', 'em', 'strong' ],
 		allowedAttributes: {
 			'a': [ 'href', 'class' ],
 			'span': [ 'class' ]
@@ -115,7 +115,6 @@ module.exports = async (req, res, next, numFiles) => {
 				if (Array.isArray(processedFile.geometryString)) {
 					processedFile.geometryString = processedFile.geometryString[0];
 				}
-
 				files.push(processedFile);
 
 			} catch (err) {
diff --git a/server.js b/server.js
index 0bf0192d..a91533fc 100644
--- a/server.js
+++ b/server.js
@@ -20,6 +20,8 @@ const express  = require('express')
 
 	// let db connect
 	await Mongo.connect();
+	const Boards = require(__dirname+'/db/boards.js');
+	await Boards.cache();
 
 	// parse forms and allow file uploads
 	app.use(bodyParser.urlencoded({extended: true}));