The Information | Find Alternative Articles

Displays links to alternative articles from free sources using Google News
当前为 2025-03-04 提交的版本，查看最新版本。
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// ==UserScript==
// @name         The Information | Find Alternative Articles
// @namespace    http://your.namespace
// @version      1.0
// @description  Displays links to alternative articles from free sources using Google News
// @author       UniverseDev
// @license      MIT
// @match        https://www.theinformation.com/articles/*
// @grant        GM.xmlHttpRequest
// ==/UserScript==

(function() {
    'use strict';

    function stripHtml(html) {
        const tmp = document.createElement('div');
        tmp.innerHTML = html;
        return (tmp.textContent || tmp.innerText || '').trim();
    }

    const pageTitle = document.title;
    const articleTitle = pageTitle.split(' | ')[0];
    const rssUrl = `https://news.google.com/rss/search?q=${encodeURIComponent(articleTitle)}`;

    const container = document.createElement('div');
    container.style.cssText = `
        position: fixed;
        top: 150px;
        right: 10px;
        width: 300px;
        max-height: 80vh;
        overflow-y: auto;
        background: white;
        padding: 15px;
        font-family: Arial, sans-serif;
        z-index: 9999;
    `;
    container.innerHTML = '<h3 style="margin: 0 0 15px 0; color: #000; font-size: 18px; font-weight: bold;">Alternative Articles</h3><p style="margin: 0; color: #666;">Loading...</p>';
    document.body.appendChild(container);

    GM.xmlHttpRequest({
        method: 'GET',
        url: rssUrl,
        onload: function(response) {
            const xmlText = response.responseText;
            const parser = new DOMParser();
            const xmlDoc = parser.parseFromString(xmlText, 'text/xml');
            const items = xmlDoc.querySelectorAll('item');

            const articles = Array.from(items)
                .map(item => ({
                    title: item.querySelector('title')?.textContent || '',
                    url: item.querySelector('link')?.textContent || '',
                    description: item.querySelector('description')?.textContent || '',
                    source: item.querySelector('source')?.textContent || 'Unknown',
                    date: item.querySelector('pubDate')?.textContent || ''
                }))
                .filter(article => !article.source.toLowerCase().includes('the information'))
                .slice(0, 10);

            if (articles.length === 0) {
                container.innerHTML = '<h3 style="margin: 0 0 15px 0; color: #000; font-size: 18px; font-weight: bold;">Alternative Articles</h3><p style "margin: 0; color: #666;">No articles found.</p>';
            } else {
                const articlesHtml = articles.map(article => `
                    <div style="margin-bottom: 20px;">
                        <a href="${article.url}" target="_blank" style="display: block; color: #000; font-weight: bold; font-size: 16px; text-decoration: none; margin-bottom: 5px;">${article.title}</a>
                        ${article.description ? `<p style="margin: 0 0 5px 0; color: #333; font-size: 14px; line-height: 1.4;">${stripHtml(article.description)}</p>` : ''}
                        <small style="color: #666; font-size: 12px;">${article.source} - ${article.date ? new Date(article.date).toLocaleDateString() : 'Unknown date'}</small>
                    </div>
                `).join('');
                container.innerHTML = `
                    <h3 style="margin: 0 0 15px 0; color: #000; font-size: 18px; font-weight: bold;">Alternative Articles <a href="#" style="float: right; font-size: 14px; color: #666; text-decoration: none;" id="close-alternatives">✕</a></h3>
                    ${articlesHtml}
                `;
                container.querySelector('#close-alternatives').addEventListener('click', (e) => {
                    e.preventDefault();
                    container.style.display = 'none';
                });
                const links = container.querySelectorAll('a');
                links.forEach(link => {
                    link.addEventListener('mouseover', () => link.style.textDecoration = 'underline');
                    link.addEventListener('mouseout', () => link.style.textDecoration = 'none');
                });
            }
        },
        onerror: function(error) {
            container.innerHTML = '<h3 style="margin: 0 0 15px 0; color: #000; font-size: 18px; font-weight: bold;">Alternative Articles</h3><p style="margin: 0; color: #666;">Error loading articles.</p>';
            console.error('GM.xmlHttpRequest Error:', error);
        }
    });
})();
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