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w3c validation

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infinite-persistence 2021-07-09 17:57:59 +08:00
parent cd9337f2d4
commit 249f06bd21
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1 changed files with 31 additions and 16 deletions
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47
web/src/rss.js
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@ -42,27 +42,36 @@ async function getClaimsFromChannel(claimId, count) {
return await doClaimSearch(options); return await doClaimSearch(options);
} }
async function getFeed(channelClaim) { async function getFeed(channelClaim, feedLink) {
const replaceLineFeeds = (str) => str.replace(/(?:\r\n|\r|\n)/g, '<br>'); const replaceLineFeeds = (str) => str.replace(/(?:\r\n|\r|\n)/g, '<br />');
const fmtDescription = (description) => replaceLineFeeds(description);
const sanitizeThumbsUrl = (url) => {
if (typeof url === 'string' && url.startsWith('https://')) {
return encodeURI(url).replace(/&/g, '%26');
}
return '';
};
const value = channelClaim.value; const value = channelClaim.value;
const title = value ? value.title : channelClaim.name; const title = value ? value.title : channelClaim.name;
const options = { const options = {
title: title + ' on ' + SITE_NAME,
description: value && value.description ? replaceLineFeeds(value.description) : '',
link: `${URL}/${channelClaim.name}:${channelClaim.claim_id}`,
favicon: URL + '/public/favicon.png', favicon: URL + '/public/favicon.png',
generator: SITE_NAME + ' RSS Feed', generator: SITE_NAME + ' RSS Feed',
image: value && value.thumbnail ? value.thumbnail.url : '', title: title + ' on ' + SITE_NAME,
description: fmtDescription(value && value.description ? value.description : ''),
link: encodeURI(`${URL}/${channelClaim.name}:${channelClaim.claim_id}`),
image: sanitizeThumbsUrl(value && value.thumbnail ? value.thumbnail.url : ''),
feedLinks: {
rss: encodeURI(feedLink),
},
author: { author: {
name: channelClaim.name, name: encodeURI(channelClaim.name),
link: URL + '/' + channelClaim.name + ':' + channelClaim.claim_id, link: encodeURI(URL + '/' + channelClaim.name + ':' + channelClaim.claim_id),
}, },
}; };
const feed = new Feed(options); const feed = new Feed(options);
const latestClaims = await getClaimsFromChannel(channelClaim.claim_id, NUM_ENTRIES); const latestClaims = await getClaimsFromChannel(channelClaim.claim_id, NUM_ENTRIES);
latestClaims.forEach((c) => { latestClaims.forEach((c) => {
@ -70,12 +79,12 @@ async function getFeed(channelClaim) {
const value = c.value; const value = c.value;
feed.addItem({ feed.addItem({
guid: c.claim_id,
id: c.claim_id, id: c.claim_id,
title: value ? value.title : c.name, guid: encodeURI(URL + '/' + c.name + ':' + c.claim_id),
description: value && value.description ? replaceLineFeeds(value.description) : '', title: value && value.title ? value.title : c.name,
image: value && value.thumbnail ? value.thumbnail.url : '', description: fmtDescription(value && value.description ? value.description : ''),
link: URL + '/' + c.name + ':' + c.claim_id, image: sanitizeThumbsUrl(value && value.thumbnail ? value.thumbnail.url : ''),
link: encodeURI(URL + '/' + c.name + ':' + c.claim_id),
date: new Date(meta ? meta.creation_timestamp * 1000 : null), date: new Date(meta ? meta.creation_timestamp * 1000 : null),
}); });
}); });
@ -83,6 +92,12 @@ async function getFeed(channelClaim) {
return feed; return feed;
} }
function postProcess(feed) {
// Handle 'Feed' creating an invalid MIME type when trying to guess
// from 'https://thumbnails.lbry.com/UCgQ8eREJzR1dO' style of URLs.
return feed.replace(/type="image\/\/.*"\/>/g, 'type="image/*"/>');
}
async function getRss(ctx) { async function getRss(ctx) {
if (!ctx.params.claimName || !ctx.params.claimId) { if (!ctx.params.claimName || !ctx.params.claimId) {
return 'Invalid URL'; return 'Invalid URL';
@ -93,8 +108,8 @@ async function getRss(ctx) {
return channelClaim; return channelClaim;
} }
const feed = await getFeed(channelClaim); const feed = await getFeed(channelClaim, `${URL}/$/rss/${ctx.params.claimName}/${ctx.params.claimId}`);
return feed.rss2(); return postProcess(feed.rss2());
} }
module.exports = { getRss }; module.exports = { getRss };