爬字典sciprt.js

function get_content(dom) {
    if (!dom.document)
        return false;
    
    if (!dom.document.getElementsByTagName("ul"))
        return false;
    
    return dom.document.getElementsByTagName("ul")[1].innerText;
}

function sleep(ms) {
    return new Promise(resolve => setTimeout(resolve, ms));
}

async function wait_selector(basic_dom, try_times) {
    for (var i = 0; i < try_times; i++) {
        var dom = get_content(basic_dom);
        
        if (dom)
        {
            console.log("not found");
            await sleep(1000);
            continue;
        }
        
        return dom;
    }

    return false;
}

var contents = document.getElementsByTagName("ul")[1].innerText;
var next_page_url = document.querySelectorAll(".site-article-content > center > a")[1].getAttribute("href");
var next_page = window.open(url);

for (var i = 0; i < 120; i++) {
    await wait_selector(next_page, 30);
    
    contents += get_content(next_page);
    var next_page_url = next_page.document.querySelectorAll(".site-article-content > center > a")[1].getAttribute("href");
    
    if (next_page != false)
    {
        next_page.window.close();
    }
    
    var next_page = window.open(next_page_url);
    
    await sleep(1000);
}