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识别并直接跳转普通文本链接
当前为
// ==UserScript==
// @name yc-直接跳转文本链接
// @namespace http://tampermonkey.net/
// @version 0.4
// @description 识别并直接跳转普通文本链接
// @author wcbblll
// @match *://*/*
// @exclude https://www.google.com/*
// @exclude https://www.google.com.hk/*
// @exclude https://www.baidu.com/*
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
// 移除重复项
function removeDuplicates(arr) {
return arr.filter((item, index, self) => self.indexOf(item) === index);
}
// 从后往前遍历数组
function traverseArrayBackward(arr, callback) {
for (let i = arr.length - 1; i >= 0; i--) {
callback(arr[i], i, i === 0);
}
}
// 文本全局匹配链接返回数组，数组里面是字符串
function getTextLinks(text) {
// const linkRegex = /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/g;
const linkRegex = /((https?:\/\/)?|(\/\/))?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/g;
const links = text.match(linkRegex);
return links || [];
}
// 文本全局匹配链接返回数组，数组里面是对象
function getTextLinksList(text) {
const linkRegex = /https?:(\/\/)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/g;
// const linkRegex = /((https?:\/\/)?|(\/\/))?(www\.)?[a-zA-Z0-9#]{1,256}[-@:%._\+~=]*\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/g;
const hostRegex = /\b(?!\/\/)((?:www\.)?[a-zA-Z0-9_.-]+(?:\.[a-zA-Z0-9_.-]+)*\.[a-zA-Z]{2,})\b/g
function matchFunc(reg, type) {
const matches = text.matchAll(reg);
const matchArr = []
for (const match of matches) {
match.type = type
matchArr.push(match)
}
return matchArr
}
console.log([...matchFunc(linkRegex, 'url'), ...matchFunc(hostRegex, 'host')]);
return [...matchFunc(linkRegex, 'url'), ...matchFunc(hostRegex, 'host')];
}
/**
* Splits a given text into an array of objects, where each object represents a segment of the text.
*
* @param {string} text - The text to be split.
* @param {Array<Object>} arr - An array of objects, where each object contains a link and its index in the text.
* @return {Array<Object>} An array of objects, where each object represents a segment of the text.
*/
function splitText(text, arr) {
if (!arr.length) return [{ text, type: 'text' }]
let lastIndex = 0
let returnArr = []
arr.forEach((item, i) => {
const link = item[0]
const textObj = { text: text.slice(lastIndex, item.index), type: 'text' }
const linkObj = { text: link, type: 'link' }
returnArr.push(textObj, linkObj)
lastIndex = item.index + link.length
if (i === arr.length - 1 && lastIndex < text.length) {
returnArr.push({ text: text.slice(lastIndex), type: 'text' })
}
})
return returnArr
}
// 根据链接地址创建a标签，都当做绝对路径使用
function createLink(link) {
const a = document.createElement("a");
a.href = link.indexOf('//') > 0 ? link : '//' + link;
a.textContent = link;
a.target = "_blank"; // 可选：在新标签页打开链接
a.rel = 'noopener noreferrer nofollow'
return a;
}
// 根据文字创建文本标签
function createTextNode(text) {
const textNode = document.createTextNode(text);
return textNode;
}
// 根据类型返回不同的创建标签方法
function createNode(type, text) {
switch (type) {
case 'link':
return createLink(text);
case 'text':
return createTextNode(text);
default:
throw new Error('Invalid type');
}
}
/*
{
match: {
node:[]
}
}
*/
function createTextNodeTree(matchObj = {}, node, parent) {
if (node.nodeType === 3 && parent.nodeName !== "A") {
const textContent = node.textContent;
let matches = getTextLinks(textContent)
matches.forEach((match) => {
if (matchObj[match] && matchObj[match].length > 0) {
matchObj[match].push(node)
} else {
matchObj[match] = [node]
}
});
}
if (node.shadowRoot) {
const shadowRoot = node.shadowRoot
for (const shadowRootChild of shadowRoot.childNodes) {
createTextNodeTree(matchObj, shadowRootChild, shadowRoot)
}
}
for (let child of node.childNodes) {
createTextNodeTree(matchObj, child, node)
}
return matchObj;
}
function debounce(func, delay) {
let timer;
return function (...args) {
clearTimeout(timer);
timer = setTimeout(() => {
func.apply(this, args);
}, delay);
};
}
function callback(mutationsList, observer) {
const matchObj = createTextNodeTree({}, document.body, null);
for (const match in matchObj) {
if (Object.hasOwnProperty.call(matchObj, match)) {
const nodeList = removeDuplicates(matchObj[match]);
nodeList.forEach((node) => {
const generateNodeList = splitText(node.textContent, getTextLinksList(node.textContent));
traverseArrayBackward(generateNodeList, ({ type, text }, i, isLast) => {
try {
isLast ? node.parentNode.replaceChild(createNode(type, text), node) :
node.nextSibling ?
node.parentNode.insertBefore(createNode(type, text), node.nextSibling) :
node.parentNode.appendChild(createNode(type, text));
} catch (error) { }
})
})
}
}
}
let observer = new MutationObserver(debounce(callback, 500));
observer.observe(document.body, { childList: true, attributes: true });
})();