Moved client-side markdown rendering to this server

server/database/models/articles.js

@@ -25,6 +25,11 @@ const articles = sequelize.define('articles', {
 		defaultValue: ''
 	},
 
+	rendered: {
+		type: Sequelize.TEXT,
+		defaultValue: ''
+	},
+
 	edits: {
 		type: Sequelize.INTEGER(11),
 		defaultValue: 0

server/database/models/revisions.js

@@ -2,6 +2,14 @@ const Sequelize = require('sequelize');
 const sequelize = require('..');
 
 const revisions = sequelize.define('revisions', {
+	index: {
+		type: Sequelize.INTEGER(11),
+		allowNull: false,
+		autoIncrement: true,
+		primaryKey: true,
+		unique: true
+	},
+
 	title: {
 		type: Sequelize.TEXT,
 		defaultValue: ''
@@ -17,6 +25,11 @@ const revisions = sequelize.define('revisions', {
 		defaultValue: ''
 	},
 
+	rendered: {
+		type: Sequelize.TEXT,
+		defaultValue: ''
+	},
+
 	originalIndex: {
 		type: Sequelize.INTEGER(11),
 		default: null

server/news/edit.js

@@ -1,5 +1,6 @@
 const { Op } = require('sequelize');
 const { articles, revisions } = require('../database/models');
+const markdownIt = require('markdown-it')();
 
 const route = async (req, res) => {
 	//get the existing record
@@ -20,6 +21,7 @@ const route = async (req, res) => {
 		title: record.title,
 		author: record.author,
 		body: record.body,
+		rendered: record.rendered,
 		originalIndex: record.index
 	});
 
@@ -28,6 +30,7 @@ const route = async (req, res) => {
 		title: req.body.title || record.title,
 		author: req.body.author || record.author,
 		body: req.body.body || record.body,
+		rendered: markdownIt.render(req.body.body) || record.rendered,
 		edits: record.edits + 1
 	}, {
 		where: {

server/news/publish.js

@@ -1,4 +1,5 @@
 const { articles } = require('../database/models');
+const markdownIt = require('markdown-it')();
 
 const route = async (req, res) => {
 	//check for missing data
@@ -18,7 +19,8 @@ const route = async (req, res) => {
 	const [instance, created] = await articles.upsert({
 		title: req.body.title,
 		author: req.body.author,
-		body: req.body.body
+		body: req.body.body,
+		rendered: markdownIt.render(req.body.body),
 	});
 
 	if (!created) {

server/news/query.js

@@ -7,7 +7,7 @@ const query = (ascending, metadataOnly) => async (req, res) => {
 	if (req.params.id && typeof(parseInt(req.params.id)) === 'number') {
 		const result = await articles.findOne({
 			attributes: [
-				'index', 'title', 'author', 'edits', 'createdAt', 'updatedAt', ...(!metadataOnly ? ['body'] : [])
+				'index', 'title', 'author', 'edits', 'createdAt', 'updatedAt', ...(!metadataOnly ? ['body', 'rendered'] : [])
 			],
 			where: {
 				index: {
@@ -24,7 +24,7 @@ const query = (ascending, metadataOnly) => async (req, res) => {
 	else {
 		const result = await articles.findAndCountAll({
 			attributes: [
-				'index', 'title', 'author', 'edits', 'createdAt', 'updatedAt', ...(!metadataOnly ? ['body'] : [])
+				'index', 'title', 'author', 'edits', 'createdAt', 'updatedAt', ...(!metadataOnly ? ['body', 'rendered'] : [])
 			],
 			order: [
 				['index', ascending ? 'ASC' : 'DESC']

server/news/remove.js

@@ -20,6 +20,7 @@ const route = async (req, res) => {
 		title: record.title,
 		author: record.author,
 		body: record.body,
+		rendered: record.rendered,
 		originalIndex: record.index
 	});
 

server/server.js

@@ -26,4 +26,48 @@ app.get('*', (req, res) => {
 server.listen(process.env.WEB_PORT || 3100, async (err) => {
 	await database.sync();
 	console.log(`listening to localhost:${process.env.WEB_PORT || 3100}`);
+
+	//parse the unrendered data from the database
+	const markdownIt = require('markdown-it')();
+	const { articles, revisions } = require('./database/models');
+
+	const missingArticles = await articles.findAll({
+		where: {
+			rendered: ''
+		}
+	});
+
+	const missingRevisions = await revisions.findAll({
+		where: {
+			rendered: ''
+		}
+	});
+
+	await Promise.all(
+		missingArticles.map(async ma => {
+			ma.update({
+				rendered: markdownIt.render(ma.body)
+			}, {
+				where: {
+					index: ma.index
+				}
+			});
+		})
+	)
+		.then(result => {if (result.length > 0) console.log('Rendered articles in HTML'); })
+	;
+
+	await Promise.all(
+		missingRevisions.map(async mr => {
+			mr.update({
+				rendered: markdownIt.render(mr.body)
+			}, {
+				where: {
+					index: mr.index
+				}
+			});
+		})
+	)
+	.then(result => {if (result.length > 0) console.log('Rendered revisions in HTML'); })
+	;
 });