替换网页中的文本内容
目前為
// ==UserScript==
// @name 替换网页中的内容
// @namespace http://tampermonkey.net/
// @version 0.3
// @description 替换网页中的文本内容
// @author linmii
// @include *
// @grant none
// ==/UserScript==
(function () {
'use strict';
initCss();
initModal();
initRImg();
initDialog();
window.onscroll = function () {
document.querySelector("#lm-r-img").style.top = document.documentElement.scrollTop + 'px';
let dialogDiv = document.querySelector("#lm-dialog-div");
dialogDiv.style.left = (document.documentElement.clientWidth - dialogDiv.style.width.replace('px', '')) / 2 + document.documentElement.scrollLeft + "px";
let scrollTop = document.documentElement.scrollTop || window.pageYOffset || document.body.scrollTop;
dialogDiv.style.top = (document.documentElement.clientHeight - dialogDiv.style.width.replace('px', '')) / 2 + scrollTop + "px";
}
})();
function initCss() {
let lmStyle = document.createElement("style");
lmStyle.type = "text/css";
lmStyle.innerHTML
= '.lm-r-button {'
+ 'padding: 10px 18px;'
+ 'font-size: 14px;'
+ 'border-radius: 4px;'
+ 'line-height: 1;'
+ 'white-space: nowrap;'
+ 'cursor: pointer;'
+ 'background: #409EFF;'
+ 'border: 1px solid #409EFF;'
+ 'color: #fff;'
+ 'font-weight: 500;'
+ '}'
+ '.lm-r-button:hover {background: #66b1ff; border-color: #66b1ff; color: #fff;}'
+ '.lm-r-button:focus {background: #66b1ff; border-color: #66b1ff; color: #fff;}'
+ '.lm-r-input {'
+ '-webkit-appearance: none;'
+ 'background-color: #fff;'
+ 'background-image: none;'
+ 'border-radius: 4px;'
+ 'border: 1px solid #dcdfe6;'
+ 'box-sizing: border-box;'
+ 'color: #606266;'
+ 'display: inline-block;'
+ 'font-size: inherit;'
+ 'height: 40px;'
+ 'line-height: 40px;'
+ 'outline: none;'
+ 'padding: 0 15px;'
+ 'transition: border-color 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);'
+ 'width: 100%;'
+ '}'
+ '.lm-r-input:hover {border-color: #C0C4CC;}'
+ '.lm-r-input:focus {border-color: #409EFF;}';
document.querySelector("head").appendChild(lmStyle);
}
function initRImg() {
let rImg = document.createElement("div");
rImg.id = "lm-r-img";
rImg.innerText = 'R';
let top = document.documentElement.scrollTop + 'px';
rImg.style.cssText = "z-index: 999999; position: absolute; top: " + top + "; left: 0; border-radius: 4px; background-color: #fff; width: 20px; height: 20px; text-align: center; opacity: 0.5; cursor: pointer;";
document.querySelector("body").prepend(rImg);
rImgBindEvent();
}
function initModal() {
let lmModal = document.createElement("div");
lmModal.id = 'lm-r-modal';
lmModal.style.cssText = 'position: fixed; left: 0; top: 0; width: 100%; height: 100%; opacity: 0.5; background: #000; z-index: 999999; display: none;';
lmModal.onclick = function () {
document.querySelector("#lm-btn-close").click();
};
document.querySelector("body").appendChild(lmModal);
}
function initDialog() {
let dialogDiv = document.createElement("div");
dialogDiv.id = "lm-dialog-div";
let htmlText = '<div><input id="lm-find-content" class="lm-r-input" placeholder="请输入查找内容(支持正则)" style="width: 230px;"></div>';
htmlText += '<div style="margin-top: 5px;"><input id="lm-replace-content" class="lm-r-input" placeholder="请输入替换内容" style="width: 230px;"></div>';
htmlText += '<div style="margin-top: 5px;">';
htmlText += '<button id="lm-replace-btn" class="lm-r-button">替 换</button>';
htmlText += '<button style="margin-left: 10px;" class="lm-r-button" onclick="document.querySelector(\'#lm-find-content\').value = \'\';document.querySelector(\'#lm-replace-content\').value = \'\';">清 空</button>';
htmlText += '<button id="lm-btn-close" style="margin-left: 10px;" class="lm-r-button" onclick="document.querySelector(\'#lm-dialog-div\').style.display = \'none\'; document.querySelector(\'#lm-r-modal\').style.display = \'none\';">关 闭</button>';
htmlText += '</div>';
dialogDiv.innerHTML = htmlText;
dialogDiv.style.border = 'solid 1px grey';
dialogDiv.style.padding = '10px';
dialogDiv.style.textAlign = 'center';
dialogDiv.style.zIndex = '99999999';
dialogDiv.style.position = 'absolute';
dialogDiv.style.display = 'none';
dialogDiv.style.width = '250px';
dialogDiv.style.height = '130px';
dialogDiv.style.background = '#fff';
dialogDiv.style.borderRadius = '4px';
dialogDiv.style.left = (document.documentElement.clientWidth - dialogDiv.style.width.replace('px', '')) / 2 + document.documentElement.scrollLeft + "px";
let scrollTop = document.documentElement.scrollTop || window.pageYOffset || document.body.scrollTop;
dialogDiv.style.top = (document.documentElement.clientHeight - dialogDiv.style.width.replace('px', '')) / 2 + scrollTop + "px";
let body = document.querySelector("body");
body.appendChild(dialogDiv);
document.querySelector("#lm-replace-btn").addEventListener("click", replaceContent);
}
function replaceContent() {
let findText = document.querySelector("#lm-find-content").value;
let replaceText = document.querySelector("#lm-replace-content").value;
if ("" !== findText && "" !== replaceText) {
let body = document.querySelector("body");
body.innerHTML = body.innerHTML.replace(new RegExp(findText, "gm"), replaceText);
// 设置替换前的输入内容
document.querySelector("#lm-find-content").value = findText;
document.querySelector("#lm-replace-content").value = replaceText;
// 重新绑定替换点击事件
document.querySelector("#lm-replace-btn").addEventListener("click", replaceContent);
document.querySelector("#lm-r-modal").addEventListener("click", closeBindEvent);
rImgBindEvent();
}
}
function rImgBindEvent() {
let rImg = document.querySelector("#lm-r-img");
rImg.onclick = function () {
document.querySelector("#lm-r-modal").style.display = 'block';
document.querySelector("#lm-dialog-div").style.display = 'block';
};
rImg.onmouseover = function () {
document.querySelector("#lm-r-img").style.opacity = 1;
};
rImg.onmouseleave = function () {
document.querySelector("#lm-r-img").style.opacity = 0.5;
};
}
function closeBindEvent() {
document.querySelector("#lm-btn-close").click();
document.querySelector("#lm-r-modal").style.display = 'none';
}