85 lines
3.0 KiB
JavaScript
85 lines
3.0 KiB
JavaScript
const got = require('@/utils/got');
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const cheerio = require('cheerio');
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const config = require('@/config').value;
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module.exports = async (ctx) => {
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if (!config.feature.allow_user_supply_unsafe_domain) {
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ctx.throw(403, `This RSS is disabled unless 'ALLOW_USER_SUPPLY_UNSAFE_DOMAIN' is set to 'true'.`);
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}
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const { url } = ctx.params;
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const response = await got({
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method: 'get',
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url,
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});
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const routeParams = new URLSearchParams(ctx.params.routeParams);
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const $ = cheerio.load(response.data);
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const rssTitle = routeParams.get('title') ? routeParams.get('title') : $('title').text();
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const item = routeParams.get('item') ? routeParams.get('item') : 'html';
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const items = $(item)
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.toArray()
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.map((item) => {
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try {
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item = $(item);
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let title;
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const titleEle = routeParams.get('itemTitle') ? item.find(routeParams.get('itemTitle')) : item;
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if (routeParams.get('itemTitleAttr')) {
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title = titleEle.attr(routeParams.get('itemTitleAttr'));
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} else {
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title = titleEle.text();
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}
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let link;
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const linkEle = routeParams.get('itemLink') ? item.find(routeParams.get('itemLink')) : item;
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if (routeParams.get('itemLinkAttr')) {
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link = linkEle.attr(routeParams.get('itemLinkAttr'));
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} else {
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if (linkEle.is('a')) {
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link = linkEle.attr('href');
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} else {
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link = linkEle.find('a').attr('href');
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}
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}
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// 补全绝对链接
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link = link.trim();
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if (link && !link.startsWith('http')) {
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link = `${new URL(url).origin}${link}`;
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}
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let desc;
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const descEle = routeParams.get('itemDesc') ? item.find(routeParams.get('itemDesc')) : item;
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if (routeParams.get('itemDescAttr')) {
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desc = descEle.attr(routeParams.get('itemDescAttr'));
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} else {
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desc = descEle.html();
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}
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let pubDate;
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const pubDateEle = routeParams.get('itemPubDate') ? item.find(routeParams.get('itemPubDate')) : item;
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if (routeParams.get('itemPubDateAttr')) {
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pubDate = pubDateEle.attr(routeParams.get('itemPubDateAttr'));
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} else {
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pubDate = pubDateEle.html();
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}
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return {
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title,
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link,
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description: desc,
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pubDate,
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};
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} catch (e) {
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return null;
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}
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})
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.filter(Boolean);
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ctx.state.data = {
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title: rssTitle,
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link: url,
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description: `Proxy ${url}`,
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item: items,
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};
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};
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