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| // ==UserScript== | |
| // @name 좌고우면 키보드 페이지 이동 유저스크립트 | |
| // @namespace http://tampermonkey.net/ | |
| // @version 5.0 | |
| // @description 게시판 등 URL에 페이지 있을 시 좌우 방향키로 페이지 이동하게 해주는 유저스크립트 | |
| // @author Claude & ChatGPT | |
| // @match *://*/* | |
| // @grant none | |
| // ==/UserScript== | |
| (function() { | |
| 'use strict'; | |
| const CONFIG = { | |
| patterns: [ | |
| /page=(\d+)/i, | |
| /\?p=(\d+)/i, | |
| /&po=(\d+)/i, | |
| /\/page\/(\d+)/i, | |
| /\/(\d+)\/$/, | |
| /pagingIndex=(\d+)/i | |
| ], | |
| prevKey: 'ArrowLeft', | |
| nextKey: 'ArrowRight', | |
| cacheSize: 50, | |
| cacheTimeout: 300000 // 5 minutes | |
| }; | |
| class Cache { | |
| constructor(capacity, timeout) { | |
| this.capacity = capacity; | |
| this.timeout = timeout; | |
| this.cache = new Map(); | |
| } | |
| get(key) { | |
| const item = this.cache.get(key); | |
| if (!item || Date.now() > item.expiry) { | |
| this.cache.delete(key); | |
| return null; | |
| } | |
| return item.value; | |
| } | |
| set(key, value) { | |
| if (this.cache.size >= this.capacity) { | |
| const oldestKey = this.cache.keys().next().value; | |
| this.cache.delete(oldestKey); | |
| } | |
| this.cache.set(key, { value, expiry: Date.now() + this.timeout }); | |
| } | |
| } | |
| const cache = new Cache(CONFIG.cacheSize, CONFIG.cacheTimeout); | |
| function findMatchingPattern(url) { | |
| const cached = cache.get(url); | |
| if (cached) return cached; | |
| for (let pattern of CONFIG.patterns) { | |
| const match = url.match(pattern); | |
| if (match) { | |
| const result = { pattern, currentPage: parseInt(match[1], 10) }; | |
| cache.set(url, result); | |
| return result; | |
| } | |
| } | |
| return null; | |
| } | |
| function updatePageInUrl(url, { pattern, currentPage }, direction) { | |
| const newPage = Math.max(currentPage + direction, 1); | |
| return url.replace(pattern, (match) => | |
| match.replace(currentPage.toString(), newPage.toString()) | |
| ); | |
| } | |
| function findNavigationLinks() { | |
| return { | |
| nextLink: document.querySelector('a[rel="next"]'), | |
| prevLink: document.querySelector('a[rel="prev"]') | |
| }; | |
| } | |
| function navigatePage(direction) { | |
| const currentUrl = window.location.href; | |
| const patternInfo = findMatchingPattern(currentUrl); | |
| let newUrl; | |
| if (patternInfo) { | |
| newUrl = updatePageInUrl(currentUrl, patternInfo, direction); | |
| } else { | |
| const { nextLink, prevLink } = findNavigationLinks(); | |
| newUrl = direction > 0 ? nextLink?.href : prevLink?.href; | |
| } | |
| if (newUrl && newUrl !== currentUrl) { | |
| window.location.href = newUrl; | |
| } | |
| } | |
| function handleKeydown(event) { | |
| const activeElement = document.activeElement; | |
| const isInputFocused = ['INPUT', 'TEXTAREA'].includes(activeElement.tagName) || | |
| activeElement.isContentEditable; | |
| if (!isInputFocused) { | |
| if (event.key === CONFIG.prevKey) { | |
| navigatePage(-1); | |
| } else if (event.key === CONFIG.nextKey) { | |
| navigatePage(1); | |
| } | |
| } | |
| } | |
| document.addEventListener('keydown', handleKeydown); | |
| })(); |
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