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| const express = require('express');
module.exports = {
name: 'express',
options: {
// See these in-depth in https://expressjs.com/en/api.html#app.set
'case sensitive routing': {},
'env': {
inherit: 'env'
},
'etag': {},
'jsonp callback name': {},
'json replacer': {},
'json spaces': {},
'query parser': {},
'strict routing': {},
'subdomain offset': {},
'trust proxy': {},
'views': {
default: 'views',
inherit: true,
type: String,
folder: true
},
'view cache': {},
'view engine': {
inherit: 'engine'
},
'x-powered-by': {}
},
init: ctx => {
ctx.express = express;
ctx.app = ctx.express();
// Go through all of the options and set the right ones
for (let key in ctx.options.express) {
let value = ctx.options.express[key];
Eif (typeof value !== 'undefined') {
ctx.app.set(key, value);
}
}
// Accept HTML as a render extension
ctx.app.engine('html', require('hbs').__express);
Eif (ctx.options.engine) {
// If it's an object, expect a { engine: { engineName: engineFN } }
if (typeof ctx.options.engine === 'object') {
for (let name in ctx.options.engine) {
ctx.app.engine(name, ctx.options.engine[name]);
ctx.app.set('view engine', name);
}
} else { // Simple case like { engine: 'pug' }
ctx.app.set('view engine', ctx.options.engine);
}
}
},
listen: ctx => new Promise((resolve, reject) => {
const context = (self, req, res) => Object.assign(req, self, { req, res });
ctx.app.use((req, res) => ctx.middle(context(ctx, req, res)));
ctx.server = ctx.app.listen(ctx.options.port, () => {
ctx.log.debug(`Server started on http://localhost:${ctx.options.port}/`);
resolve();
});
ctx.close = () => new Promise((res, rej) => {
ctx.server.close(err => err ? rej(err) : res());
});
ctx.server.on('error', err => reject(err));
})
};
|