RSSHub/lib/routes/nature/cover.js

91 lines
3.8 KiB
JavaScript

// The content is generateed by undocumentated API of nature journals
// This router has **just** been tested in:
// nature: Nature
// nbt: Nature Biotechnology
// neuro: Nature Neuroscience
// ng: Nature Genetics
// ni: Nature Immunology
// nmeth: Nature Method
// nchem: Nature Chemistry
// nmat: Nature Materials
// natmachintell: Nature Machine Intelligence
// ncb: Nature Cell Biology
// nplants: Nature Plants
// natastron: Nature Astronomy
// nphys Nature Physics
const got = require('@/utils/got');
module.exports = async (ctx) => {
const baseURL = 'https://www.nature.com';
const journalMap = new Map([
['nature', { id: '41586', name: 'Nature' }],
['nbt', { id: '41587', name: 'Nature Biotechnology' }],
['neuro', { id: '41593', name: 'Nature Neuroscience' }],
['ng', { id: '41588', name: 'Nature Genetics' }],
['ni', { id: '41590', name: 'Nature Immunology' }],
['nmeth', { id: '41592', name: 'Nature Methods' }],
['nchem', { id: '41590', name: 'Nature Chemistry' }],
['nmat', { id: '41563', name: 'Nature Material' }],
['natmachintell', { id: '42256', name: 'Nature Machine Intelligence' }],
['ncb', { id: '41556', name: 'Nature Cell Biology' }],
['nplants', { id: '41477', name: 'Nature Plants' }],
['natastron', { id: '41550', name: 'Nature Astronomy' }],
['nphys', { id: '41567', name: 'Nature Physics' }],
]);
const journals = [...journalMap.keys()];
const out = await Promise.all(
journals.map(async (journal) => {
// get the lastest volumn and issue id
const pageURL = `${baseURL}/${journal}/current-issue`;
const cookieData = await got
.extend({
prefixUrl: 'https://idp.nature.com/authorize',
followRedirect: false,
})
.get(`?response_type=cookie&client_id=grover&redirect_uri=${encodeURI(pageURL)}`)
.then((response) => response.headers['set-cookie'].join(' '));
const issueURL = await got
.extend({
prefixUrl: pageURL,
headers: {
cookie: cookieData,
},
followRedirect: false,
})
.get('')
.then((response) => response.headers.location);
const capturingRegex = /volumes\/(?<volumes>\d+)\/issues\/(?<issues>\d+)/;
const { volumes, issues } = issueURL.match(capturingRegex).groups;
const address = `${baseURL}${issueURL}`;
const cache = await ctx.cache.get(address);
if (cache) {
return Promise.resolve(JSON.parse(cache));
}
const imgSize = 600;
const id = journalMap.get(journal).id;
const imageURL = `https://media.springernature.com/w${imgSize}/springer-static/cover-hires/journal/${id}/${volumes}/${issues}?as=webp`;
const contents = `<div align="center"><img src="${imageURL}" alt="Volume ${volumes} Issue ${issues}"></div>`;
const single = {
title: `${journalMap.get(journal).name} | Volume ${volumes} Issue ${issues}`,
author: '@yech1990',
description: contents,
link: address,
guid: address,
pubDate: new Date().toUTCString(),
};
ctx.cache.set(address, JSON.stringify(single));
return Promise.resolve(single);
})
);
ctx.state.data = {
title: 'Nature Covers Story',
description: 'Find out the cover story of some Nature journals.',
link: baseURL,
item: out,
};
};