84 lines
3.4 KiB
JavaScript
84 lines
3.4 KiB
JavaScript
const { serveClaimByName, serveClaimByClaimId, serveClaimByShortUrl } = require('../controllers/serveController.js');
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const { postToStats, sendGoogleAnalytics } = require('../controllers/statsController.js');
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const errorHandlers = require('../helpers/libraries/errorHandlers.js');
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const { serveFile } = require('../helpers/libraries/serveHelpers.js');
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function retrieveAssetInfo (name, claimId) {
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const deferred = new Promise((resolve, reject) => {
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// if claim id is full 40 chars, retrieve the shortest possible url
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if (claimId.length === 40) {
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resolve(serveClaimByClaimId(name, claimId));
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// if the claim id is shorter than 40, retrieve the full claim id & shortest possible url
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} else if (claimId.length < 40) {
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resolve(serveClaimByShortUrl(name, claimId));
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} else {
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reject(new Error('That Claim Id is longer than 40 characters.'));
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}
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});
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return deferred;
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}
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module.exports = (app) => {
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// route to serve a specific asset
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app.get('/:name/:claim_id', ({ headers, ip, originalUrl, params }, res) => {
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// google analytics
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sendGoogleAnalytics('serve', headers, ip, originalUrl);
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// begin image-serve processes
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retrieveAssetInfo(params.name, params.claim_id)
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.then((fileInfo) => {
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// check to make sure a file was found
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if (!fileInfo) {
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res.status(307).render('noClaims');
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return;
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}
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// serve the file or the show route
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if (headers['accept']) {
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const mimetypes = headers['accept'].split(',');
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if (mimetypes.includes('text/html')) {
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postToStats('show', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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res.status(200).render('showLite', { fileInfo });
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} else {
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postToStats('serve', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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serveFile(fileInfo, res);
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}
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} else {
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postToStats('serve', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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serveFile(fileInfo, res);
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}
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})
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.catch(error => {
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errorHandlers.handleRequestError('serve', originalUrl, ip, error, res);
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});
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});
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// route to serve the winning asset at a claim
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app.get('/:name', ({ headers, ip, originalUrl, params }, res) => {
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// google analytics
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sendGoogleAnalytics('serve', headers, ip, originalUrl);
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// begin image-serve processes
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serveClaimByName(params.name)
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.then(fileInfo => {
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// check to make sure a file was found
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if (!fileInfo) {
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res.status(307).render('noClaims');
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return;
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}
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// serve the file or the show route
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if (headers['accept']) { // note: added b/c some requests errored out due to no accept param in header
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const mimetypes = headers['accept'].split(',');
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if (mimetypes.includes('text/html')) {
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postToStats('show', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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res.status(200).render('showLite', { fileInfo });
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} else {
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postToStats('serve', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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serveFile(fileInfo, res);
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}
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} else {
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postToStats('serve', originalUrl, ip, fileInfo.name, fileInfo.claimId, 'success');
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serveFile(fileInfo, res);
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}
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})
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.catch(error => {
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errorHandlers.handleRequestError('serve', originalUrl, ip, error, res);
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});
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});
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};
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