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| // ==UserScript== | |
| // @name HN + | |
| // @match https://*.ycombinator.com/* | |
| // @grant none | |
| // @version 2.5.0 | |
| // @author overflowy@riseup.net | |
| // @description Adds favicons to HN links, navigation menu for less known sections, and injects the about section into HN's native user hovercard | |
| // @inject-into content | |
| // ==/UserScript== | |
| // Add favicons functionality | |
| var favicons = document.getElementsByClassName("favicon"); | |
| if (!(favicons.length > 0)) { | |
| const articleLinks = document.querySelectorAll(".titleline > a"); | |
| for (let link of articleLinks) { | |
| const domain = new URL(link.href).hostname; | |
| const imageUrl = `https://icons.duckduckgo.com/ip3/${domain}.ico`; | |
| const imgEl = document.createElement("img"); | |
| imgEl.src = imageUrl; | |
| imgEl.className = "favicon"; | |
| imgEl.width = 14; | |
| imgEl.height = 14; | |
| imgEl.style.paddingRight = "0.25em"; | |
| imgEl.style.paddingLeft = "0.25em"; | |
| link.style.alignItems = "center"; | |
| link.style.display = "inline-flex"; | |
| link.style.justifyContent = "center"; | |
| link.prepend(imgEl); | |
| } | |
| } | |
| // Add navigation menu | |
| function createNavigationMenu() { | |
| // Look for the submit link in the main navigation | |
| const submitLink = document.querySelector('.pagetop a[href="submit"]'); | |
| if (!submitLink) return; | |
| // Create the menu button styled like other HN links | |
| const menuButton = document.createElement("a"); | |
| menuButton.href = "#"; | |
| menuButton.textContent = "extra"; | |
| menuButton.style.cssText = "color: #000000; text-decoration: none;"; | |
| // Create the dropdown menu | |
| const dropdown = document.createElement("div"); | |
| dropdown.className = "hn-dropdown"; | |
| dropdown.style.cssText = ` | |
| position: absolute; | |
| top: 100%; | |
| left: 0; | |
| background: #f6f6ef; | |
| border: 1px solid #ff6600; | |
| z-index: 1000; | |
| display: none; | |
| min-width: 120px; | |
| margin-top: 2px; | |
| font-size: 10pt; | |
| `; | |
| const menuItems = [ | |
| { url: "https://news.ycombinator.com/shownew", label: "shownew" }, | |
| { url: "https://news.ycombinator.com/pool", label: "pool" }, | |
| { url: "https://news.ycombinator.com/best", label: "best" }, | |
| { url: "https://news.ycombinator.com/asknew", label: "asknew" }, | |
| { url: "https://news.ycombinator.com/bestcomments", label: "bestcomments" }, | |
| { url: "https://news.ycombinator.com/active", label: "active" }, | |
| { url: "https://news.ycombinator.com/noobcomments", label: "newcomments" }, | |
| { url: "https://news.ycombinator.com/noobstories", label: "newstories" }, | |
| { url: "https://news.ycombinator.com/newest", label: "newest" }, | |
| ]; | |
| menuItems.forEach((item, index) => { | |
| const menuItem = document.createElement("a"); | |
| menuItem.href = item.url; | |
| menuItem.textContent = item.label; | |
| menuItem.style.cssText = ` | |
| display: block; | |
| padding: 4px 8px; | |
| color: #000000; | |
| text-decoration: none; | |
| font-size: 10pt; | |
| ${index < menuItems.length - 1 ? "border-bottom: 1px solid #ff6600;" : ""} | |
| `; | |
| menuItem.onmouseover = function () { | |
| this.style.backgroundColor = "#ffffff"; | |
| }; | |
| menuItem.onmouseout = function () { | |
| this.style.backgroundColor = "transparent"; | |
| }; | |
| dropdown.appendChild(menuItem); | |
| }); | |
| // Create a wrapper for positioning | |
| const wrapper = document.createElement("span"); | |
| wrapper.style.position = "relative"; | |
| wrapper.style.display = "inline"; | |
| wrapper.appendChild(menuButton); | |
| wrapper.appendChild(dropdown); | |
| // Find the separator after submit and insert our menu | |
| let nextNode = submitLink.nextSibling; | |
| while ( | |
| nextNode && | |
| nextNode.nodeType === 3 && | |
| nextNode.textContent.trim() === "" | |
| ) { | |
| nextNode = nextNode.nextSibling; | |
| } | |
| // Insert separator and the menu button after submit | |
| const separator = document.createTextNode(" | "); | |
| submitLink.parentNode.insertBefore(separator, nextNode); | |
| submitLink.parentNode.insertBefore(wrapper, nextNode); | |
| // Toggle menu visibility | |
| menuButton.addEventListener("click", function (e) { | |
| e.preventDefault(); | |
| dropdown.style.display = | |
| dropdown.style.display === "none" ? "block" : "none"; | |
| }); | |
| // Close menu when clicking outside | |
| document.addEventListener("click", function (e) { | |
| if (!wrapper.contains(e.target)) { | |
| dropdown.style.display = "none"; | |
| } | |
| }); | |
| } | |
| createNavigationMenu(); | |
| // Augment HN's native hovercard with the "about" section | |
| (function augmentHovercard() { | |
| // Style the native hovercard to have the HN-orange border like our old custom card. | |
| const style = document.createElement("style"); | |
| style.textContent = ` | |
| .hovercard { | |
| border: 1px solid #ff6600 !important; | |
| box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.15); | |
| padding: 8px 10px !important; | |
| } | |
| .hovercard .hn-plus-about { | |
| padding-top: 6px; | |
| border-top: 1px solid #e0e0d8; | |
| max-height: 240px; | |
| overflow: auto; | |
| word-wrap: break-word; | |
| overflow-wrap: break-word; | |
| font-size: 9pt; | |
| line-height: 1.4; | |
| } | |
| .hovercard .hn-plus-about a { word-break: break-all; } | |
| .hovercard .hn-plus-loading { color: #828282; font-size: 9pt; margin-top: 4px; } | |
| `; | |
| document.documentElement.appendChild(style); | |
| // Cache about-sections across hovercards | |
| const aboutCache = new Map(); | |
| const inFlight = new Map(); | |
| function fetchAbout(username) { | |
| if (aboutCache.has(username)) { | |
| return Promise.resolve(aboutCache.get(username)); | |
| } | |
| if (inFlight.has(username)) { | |
| return inFlight.get(username); | |
| } | |
| const url = `https://news.ycombinator.com/user?id=${encodeURIComponent(username)}`; | |
| const p = fetch(url, { credentials: "same-origin" }) | |
| .then((r) => (r.ok ? r.text() : null)) | |
| .then((html) => { | |
| if (html === null) { | |
| aboutCache.set(username, null); | |
| inFlight.delete(username); | |
| return null; | |
| } | |
| const about = extractAbout(html); | |
| aboutCache.set(username, about); | |
| inFlight.delete(username); | |
| return about; | |
| }) | |
| .catch(() => { | |
| inFlight.delete(username); | |
| aboutCache.set(username, null); | |
| return null; | |
| }); | |
| inFlight.set(username, p); | |
| return p; | |
| } | |
| function extractAbout(html) { | |
| const doc = new DOMParser().parseFromString(html, "text/html"); | |
| const rows = doc.querySelectorAll("#hnmain table tr"); | |
| for (const row of rows) { | |
| const cells = row.querySelectorAll("td"); | |
| if (cells.length < 2) continue; | |
| if (cells[0].textContent.trim().toLowerCase() === "about:") { | |
| const cell = cells[1]; | |
| // Rewrite relative links to absolute and open in new tab | |
| cell.querySelectorAll("a[href]").forEach((a) => { | |
| const href = a.getAttribute("href"); | |
| if (href && !/^https?:\/\//i.test(href) && !href.startsWith("#")) { | |
| a.setAttribute( | |
| "href", | |
| "https://news.ycombinator.com/" + href.replace(/^\//, ""), | |
| ); | |
| } | |
| a.setAttribute("target", "_blank"); | |
| a.setAttribute("rel", "noopener noreferrer"); | |
| }); | |
| const html = cell.innerHTML.trim(); | |
| return html.length > 0 ? html : null; | |
| } | |
| } | |
| return null; | |
| } | |
| function getUsernameFromHovercard(hovercard) { | |
| const link = hovercard.querySelector("a.hnuser"); | |
| if (!link) return null; | |
| // The username is the text content of the <a class="hnuser"> | |
| return link.textContent.trim(); | |
| } | |
| function injectAbout(hovercard) { | |
| // Skip if already injected | |
| if (hovercard.querySelector(".hn-plus-about, .hn-plus-loading")) return; | |
| const username = getUsernameFromHovercard(hovercard); | |
| if (!username) return; | |
| // Find the <table> inside the hovercard and append a new row beneath the karma row | |
| // so the about text appears between karma and the comments/mute/notes rows. | |
| // Simpler: just append a <div> after the table. | |
| const table = hovercard.querySelector("table"); | |
| if (!table) return; | |
| // Insert loading placeholder right after the table | |
| const loadingEl = document.createElement("div"); | |
| loadingEl.className = "hn-plus-loading"; | |
| loadingEl.textContent = "Loading about…"; | |
| table.insertAdjacentElement("afterend", loadingEl); | |
| fetchAbout(username).then((about) => { | |
| // Make sure this hovercard is still in the DOM | |
| if (!hovercard.isConnected) return; | |
| loadingEl.remove(); | |
| if (!about) return; | |
| const aboutEl = document.createElement("div"); | |
| aboutEl.className = "hn-plus-about"; | |
| aboutEl.innerHTML = about; | |
| table.insertAdjacentElement("afterend", aboutEl); | |
| }); | |
| } | |
| // Watch the document for hovercards appearing (HN toggles popover="auto" opacity/display). | |
| // We observe attribute changes on any .hovercard element since HN reuses them. | |
| const observer = new MutationObserver((mutations) => { | |
| for (const m of mutations) { | |
| // New nodes added (hovercard can be inserted on demand) | |
| m.addedNodes.forEach((node) => { | |
| if (node.nodeType !== 1) return; | |
| if (node.matches && node.matches(".hovercard")) { | |
| injectAbout(node); | |
| } else if (node.querySelectorAll) { | |
| node.querySelectorAll(".hovercard").forEach(injectAbout); | |
| } | |
| }); | |
| // Attribute changes on existing hovercards (e.g. opacity going from 0 to 1) | |
| if ( | |
| m.type === "attributes" && | |
| m.target.classList && | |
| m.target.classList.contains("hovercard") | |
| ) { | |
| injectAbout(m.target); | |
| } | |
| } | |
| }); | |
| observer.observe(document.body, { | |
| childList: true, | |
| subtree: true, | |
| attributes: true, | |
| attributeFilter: ["style", "class"], | |
| }); | |
| // Catch any hovercards already in the DOM at script start | |
| document.querySelectorAll(".hovercard").forEach(injectAbout); | |
| })(); |
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