[已关闭主题记录]油猴脚本有没有可能做到使html中这段内嵌js失效

hrdom

https://www.52pojie.cn/thread-1687961-1-1.html

hrdom

@alexPencil 对于这位大佬当时发的代码

[JavaScript] 纯文本查看 复制代码

// ==UserScript==
// [url=home.php?mod=space&uid=170990]@name[/url]         replaceJS
// [url=home.php?mod=space&uid=467642]@namespace[/url]    [url]http://tampermonkey.net/[/url]
// [url=home.php?mod=space&uid=1248337]@version[/url]      0.1
// [url=home.php?mod=space&uid=686208]@AuThor[/url]       alexPencil
// [url=home.php?mod=space&uid=195849]@match[/url]        
// [url=home.php?mod=space&uid=609072]@grant[/url]        none
// @run-at       document-start
// ==/UserScript==
 
(function() {
    'use strict';
    const dispatch = (script, target) => {
        if(script.tagName !== "SCRIPT") {
            return;
        }
        window.onbeforescriptexecute(script);
    }
 
    const observer = new MutationObserver(mutations => {
        for(const m of mutations) {
            m.addedNodes.forEach(n => {
                dispatch(n, m.target);
            })
        }
    })
 
    observer.observe(document, {
        childList: true,
        subtree: true,
    });
 
    window.onbeforescriptexecute = (e) => {
        if(!e.textContent) {return;}
        replaceTxt(e, `window.location.href = 'x.asp';`, "console.log('alexPencil1')");
        replaceTxt(e, `alert("no");`, "console.log('alexPencil2')");
        replaceTxt(e, `window.stop();`, "console.log('alexPencil3')");
    }
 
    function replaceTxt(script, target, change) {
        let textContent = script.textContent;
        if (textContent.includes(target)) {
            script.textContent = textContent.replace(target,change);
        }
    }})();

hrdom

onbeforescriptexecute在chrome系的浏览器中是不支持的，仅在Firefox中支持
参考https://stackoverflow.com/questi ... nt-side-or-tweak-it

Pwaerm

在插件的background.js里面可以做到
tab标签 loading时就注入改写方法的代码

三滑稽甲苯

run-at document-start 试试？

xieemengxin

写浏览器插件吧，这个好实现点儿。