Code formatting with 2 space indent
This commit is contained in:
Clément GOUIN
+132
-132
@@ -8,155 +8,155 @@ const path = require('path');
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* @type {{warn: string, ok: string, error: string}}
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*/
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const cons = {
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ok: '\x1b[32m✔\x1b[0m %s',
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warn: '\x1b[33m⚠\x1b[0m %s',
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error: '\x1b[31m✘\x1b[0m %s',
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ok: '\x1b[32m✔\x1b[0m %s',
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warn: '\x1b[33m⚠\x1b[0m %s',
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error: '\x1b[31m✘\x1b[0m %s',
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};
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module.exports = (config) => {
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const fw = require('./file_walker')(config);
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const renderer = require('./renderer')(config);
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const fw = require('./file_walker')(config);
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const renderer = require('./renderer')(config);
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// set view engine from configuration
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app.set('view engine', config['view_engine']);
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// reroute the views folder to the root folder
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app.set('views', path.join(__dirname, '..'));
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// set view engine from configuration
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app.set('view engine', config['view_engine']);
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// reroute the views folder to the root folder
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app.set('views', path.join(__dirname, '..'));
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const articles = {};
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const articles = {};
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/**
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* Fetch articles from the data folder and send success as a response
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* @param callback
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*/
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const reload = (callback) => {
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fw.fetchArticles((err, dict) => {
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if (err) {
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callback(false);
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return console.error(cons.error, 'loading articles : ' + err);
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}
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Object.keys(articles).forEach((key) => delete articles[key]);
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Object.keys(dict).forEach((key) => articles[key] = dict[key]);
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const nb = Object.keys(articles).length;
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if (nb > 0)
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console.log(cons.ok, `loaded ${nb} article${nb > 1 ? 's' : ''}`);
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else
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console.log(cons.warn, `no articles loaded, check your configuration`);
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callback(true);
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});
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};
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if (config['test'])
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app.reload = reload;
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/**
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* Render the page with the view engine and catch errors
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* @param res
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* @param vPath - path of the view
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* @param data - data to pass to the view
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* @param code - code to send along the page
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*/
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const render = (res, vPath, data, code = 200) => {
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res.render(vPath, data, (err, html) => {
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if (err) {
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res.sendStatus(500);
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console.log(cons.error, `failed to render ${vPath} : ${err}`);
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} else
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res.status(code).send(html);
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});
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};
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/**
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* Show an error with the correct page
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* @param resPath - the page of the original error
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* @param code - error code
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* @param res
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*/
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const showError = (resPath, code, res) => {
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const errorPath = path.join(config['data_dir'], config['home']['error']);
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fs.access(errorPath, fs.constants.R_OK, (err) => {
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if (err)
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res.sendStatus(code);
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else
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render(res, errorPath, {error: code, path: resPath}, code);
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});
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};
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// home endpoint : send the correct index page or error if not existing
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app.get('/', (req, res) => {
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const homePath = path.join(config['data_dir'], config['home']['index']);
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fs.access(homePath, fs.constants.R_OK, (err) => {
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if (err)
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showError(req.path, 404, res);
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else
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render(res, homePath, {articles: Object.values(articles)});
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});
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/**
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* Fetch articles from the data folder and send success as a response
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* @param callback
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*/
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const reload = (callback) => {
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fw.fetchArticles((err, dict) => {
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if (err) {
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callback(false);
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return console.error(cons.error, 'loading articles : ' + err);
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}
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Object.keys(articles).forEach((key) => delete articles[key]);
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Object.keys(dict).forEach((key) => articles[key] = dict[key]);
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const nb = Object.keys(articles).length;
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if (nb > 0)
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console.log(cons.ok, `loaded ${nb} article${nb > 1 ? 's' : ''}`);
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else
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console.log(cons.warn, `no articles loaded, check your configuration`);
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callback(true);
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});
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};
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if (config['test'])
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app.reload = reload;
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// catch all article urls and render them
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app.get('*', (req, res, next) => {
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if (/^\/\d{4}\/\d{2}\/\d{2}\/(\w*\/)?$/.test(req.path)) {
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const articlePath = req.path.substr(1, 10);
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const article = articles[articlePath];
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if (!article)
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showError(req.path, 404, res);
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else {
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renderer.render(path.join(article.realPath, config['article']['index']), (err, html) => {
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if (err) {
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console.log(cons.error, `failed to render article ${req.path} : ${err}`);
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return showError(req.path, 500, res);
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}
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article.content = html;
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const templatePath = path.join(config['data_dir'], config['article']['template']);
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fs.access(templatePath, fs.constants.R_OK, (err) => {
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if (err) {
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console.log(cons.error, `no template found at ${templatePath}`);
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showError(req.path, 500, res);
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} else
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render(res, templatePath, {article: article});
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});
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});
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}
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} else {
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next();
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}
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/**
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* Render the page with the view engine and catch errors
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* @param res
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* @param vPath - path of the view
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* @param data - data to pass to the view
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* @param code - code to send along the page
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*/
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const render = (res, vPath, data, code = 200) => {
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res.render(vPath, data, (err, html) => {
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if (err) {
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res.sendStatus(500);
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console.log(cons.error, `failed to render ${vPath} : ${err}`);
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} else
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res.status(code).send(html);
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});
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};
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// catch all hidden file type and return 404
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app.get('*', (req, res, next) => {
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if (config['home']['hidden'].includes(path.extname(req.path)))
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showError(req.path, 404, res);
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else
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next();
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/**
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* Show an error with the correct page
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* @param resPath - the page of the original error
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* @param code - error code
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* @param res
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*/
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const showError = (resPath, code, res) => {
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const errorPath = path.join(config['data_dir'], config['home']['error']);
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fs.access(errorPath, fs.constants.R_OK, (err) => {
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if (err)
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res.sendStatus(code);
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else
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render(res, errorPath, {error: code, path: resPath}, code);
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});
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};
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// serve all static files via get
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app.get('*', express.static(config['data_dir']));
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// catch express.static errors (mostly not found) by displaying 404
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app.get('*', (req, res) => {
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// home endpoint : send the correct index page or error if not existing
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app.get('/', (req, res) => {
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const homePath = path.join(config['data_dir'], config['home']['index']);
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fs.access(homePath, fs.constants.R_OK, (err) => {
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if (err)
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showError(req.path, 404, res);
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else
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render(res, homePath, {articles: Object.values(articles)});
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});
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});
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// catch all other methods and return 400
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app.all('*', (req, res) => {
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res.status(400).send('bad request');
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});
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app.use((err, req, res, next) => {
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console.log(cons.error, `error when handling ${req.path} request : ${err}`);
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console.error(err.stack);
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next(err);
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});
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// must be use in a server.js to start the server
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app.start = () => {
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reload((res) => {
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if (res)
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app.listen(config['node_port'], () => {
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console.log(cons.ok, `gitblog.md server listening on port ${config['node_port']}`);
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});
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// catch all article urls and render them
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app.get('*', (req, res, next) => {
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if (/^\/\d{4}\/\d{2}\/\d{2}\/(\w*\/)?$/.test(req.path)) {
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const articlePath = req.path.substr(1, 10);
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const article = articles[articlePath];
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if (!article)
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showError(req.path, 404, res);
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else {
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renderer.render(path.join(article.realPath, config['article']['index']), (err, html) => {
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if (err) {
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console.log(cons.error, `failed to render article ${req.path} : ${err}`);
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return showError(req.path, 500, res);
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}
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article.content = html;
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const templatePath = path.join(config['data_dir'], config['article']['template']);
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fs.access(templatePath, fs.constants.R_OK, (err) => {
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if (err) {
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console.log(cons.error, `no template found at ${templatePath}`);
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showError(req.path, 500, res);
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} else
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render(res, templatePath, {article: article});
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});
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});
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};
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}
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} else {
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next();
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}
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});
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return app;
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// catch all hidden file type and return 404
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app.get('*', (req, res, next) => {
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if (config['home']['hidden'].includes(path.extname(req.path)))
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showError(req.path, 404, res);
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else
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next();
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});
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// serve all static files via get
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app.get('*', express.static(config['data_dir']));
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// catch express.static errors (mostly not found) by displaying 404
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app.get('*', (req, res) => {
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showError(req.path, 404, res);
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});
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// catch all other methods and return 400
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app.all('*', (req, res) => {
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res.status(400).send('bad request');
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});
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app.use((err, req, res, next) => {
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console.log(cons.error, `error when handling ${req.path} request : ${err}`);
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console.error(err.stack);
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next(err);
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});
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// must be use in a server.js to start the server
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app.start = () => {
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reload((res) => {
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if (res)
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app.listen(config['node_port'], () => {
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console.log(cons.ok, `gitblog.md server listening on port ${config['node_port']}`);
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});
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});
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};
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return app;
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};
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