34 lines
875 B
JavaScript
34 lines
875 B
JavaScript
'use strict';
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// HTTP status codes by name
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const codes = require('../routes/http-codes');
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const emptyResponse = (req, res, next) => {
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// if anything to send has been added to res.locals.items
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if (res.locals.items) {
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// then we send it as json and remove it
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res.json(res.locals.items);
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delete res.locals.items;
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} else {
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// otherwise we set status to no-content
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res.set('Content-Type', 'application/json');
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res.status(codes.nocontent).end(); // no content;
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}
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};
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const noHttpMethod = (req, res, next) => {
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if (res.locals.items || res.locals.processed) {
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next();
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} else {
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// reply with wrong method code 405
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const err = new Error('this method is not allowed at ' + req.originalUrl);
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err.status = codes.wrongmethod;
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next(err);
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}
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};
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exports.emptyResponse = emptyResponse;
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exports.httpMethodNotAllowed = noHttpMethod;
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