'use strict';
const he = require('he');
// not modified
exports['304'] = (res) => {
res.statusCode = 304;
res.end();
};
// access denied
exports['403'] = (res, next) => {
res.statusCode = 403;
if (typeof next === 'function') {
next();
} else if (res.writable) {
res.setHeader('content-type', 'text/plain');
res.end('ACCESS DENIED');
}
};
// disallowed method
exports['405'] = (res, next, opts) => {
res.statusCode = 405;
if (typeof next === 'function') {
next();
} else {
res.setHeader('allow', (opts && opts.allow) || 'GET, HEAD');
res.end();
}
};
// not found
exports['404'] = (res, next) => {
res.statusCode = 404;
if (typeof next === 'function') {
next();
} else if (res.writable) {
res.setHeader('content-type', 'text/plain');
res.end('File not found. :(');
}
};
exports['416'] = (res, next) => {
res.statusCode = 416;
if (typeof next === 'function') {
next();
} else if (res.writable) {
res.setHeader('content-type', 'text/plain');
res.end('Requested range not satisfiable');
}
};
// flagrant error
exports['500'] = (res, next, opts) => {
res.statusCode = 500;
res.setHeader('content-type', 'text/html');
const error = String(opts.error.stack || opts.error || 'No specified error');
const html = `${[
'',
'',
' ',
' ',
' 500 Internal Server Error',
' ',
' ',
' ',
` ${he.encode(error)}`,
'
',
' ',
'',
].join('\n')}\n`;
res.end(html);
};
// bad request
exports['400'] = (res, next, opts) => {
res.statusCode = 400;
res.setHeader('content-type', 'text/html');
const error = opts && opts.error ? String(opts.error) : 'Malformed request.';
const html = `${[
'',
'',
' ',
' ',
' 400 Bad Request',
' ',
' ',
' ',
` ${he.encode(error)}`,
'
',
' ',
'',
].join('\n')}\n`;
res.end(html);
};