// ==UserScript==
// @name         CNKI PDF Download
// @namespace    http://joyuer.cn
// @version      0.1.2
// @description  Add a PDF download button for CNKI papers if possible
// @author       Joyuer
// @match        *.cnki.net/kcms/detail/detail*
// @match        *.cnki.net/KCMS/detail/detail*
// @require      https://cdn.jsdelivr.net/npm/jquery@3.4.1/dist/jquery.min.js
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    const host = "https://joyuer.azurewebsites.net"
    fetch(host + "/cnki_pdf?url="+location.href).then(r => r.json()).then(r => {
        if (r.pdf_url)
            $(".dllink").prepend(`<a target="_blank" class="icon icon-dlGreen" href="${r.pdf_url}">PDF 下载</a>`)
    })
})();