CNKI PDF RIS Helper

1.支持学位论文PDF导出; 2.支持在论文详情页直接导出RIS, 一键导入Endnote!

目前為 2021-04-17 提交的版本,檢視 最新版本

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         CNKI PDF RIS Helper
// @namespace    https://blog.cuger.cn
// @version      0.3.3
// @description  1.支持学位论文PDF导出; 2.支持在论文详情页直接导出RIS, 一键导入Endnote!
// @author       Dorad
// @copyright    MIT
// @include      https://kns.cnki.net/kns8/defaultresult/index
// @include      https://*.cnki.net/kcms/detail*
// @run-at       document-idle
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        GM_downlaod
// @grant        GM_xmlhttpRequest
// ==/UserScript==
(function () {
    var site = window.location.href.toString();
    if (site.indexOf('kcms/detail') != -1) {
        // 详情页
        var operateBtns = document.getElementById('DownLoadParts').getElementsByClassName('operate-btn')[0];
        /*
         * RIS Export
         */
        // get fileId
        var fileId = document.getElementById('paramfilename').value;
        var dbName = document.getElementById('paramdbname').value;
        var title = document.getElementsByClassName('wx-tit')[0].children[0].text;
        var risExportBtn = document.createElement('li');
        risExportBtn.setAttribute("class", "btn-dlpdf");
        risExportBtn.innerHTML = '<a><i></i>导出RIS</a>';
        risExportBtn.firstElementChild.style.backgroundColor = "#2f022e";
        risExportBtn.onclick = function () {
            console.log('RIS Export: ' + title + ', ' + fileId + ', ' + dbName);
            downloadByFilename(fileId, dbName, title);
        }
        operateBtns.append(risExportBtn);
        pdfDownload();
    } else {
        // 搜索页
        var wrapper = document.getElementsByClassName('wrapper')[0];
        var observer = new MutationObserver(function (changeList) {
            updateRowItems();
            // console.log(changeList);
        });
        observer.observe(wrapper, {
            attributes: true,
            subtree: true,
            characterData: true,
        });
    }
})();

function updateRowItems() {
    if (document.getElementsByClassName('result-table-list').length == 0) {
        return;
    }
    var table = document.getElementsByClassName('result-table-list')[0];
    var rows = table.getElementsByTagName('tbody')[0].getElementsByTagName('tr');
    for (var i = 0; i < rows.length; i++) {
        var row = rows[i];
        if (row.getAttribute('ris')) {
            continue;
        } else {
            var fileName = row.getElementsByClassName('seq')[0].firstElementChild.value;
            var dbName = fileName.split('!')[0];
            var fileId = fileName.split('!')[1];
            var title = row.getElementsByClassName('name')[0].firstElementChild.innerHTML.replace(/<[^>]*>|/g, "").replace(/(^\s+)|(\s+$)/g, "");
            // console.log(title);
            var operats = row.getElementsByClassName('operat')[0];
            // replace the download with pdf
            if (operats.getElementsByClassName('downloadlink').length) {
                var downloadPdf = operats.getElementsByClassName('icon-download')[0];
                downloadPdf.href = downloadPdf.href + '&dflag=pdfdown';
                downloadPdf.title = '导出PDF';
                // console.log(downloadPdf);
            }
            // replace the html read with ris export
            if (operats.getElementsByClassName('icon-read').length || operats.getElementsByClassName('icon-html').length) {
                var exportBtnClassName = 'icon-read'
                if (operats.getElementsByClassName('icon-html').length) {
                    exportBtnClassName = 'icon-html'
                }
                var exportRis = operats.getElementsByClassName(exportBtnClassName)[0];
                exportRis.title = '导出RIS';
                exportRis.removeAttribute('target');
                exportRis.removeAttribute('href');
                exportRis.onclick = function () {
                    console.log('RIS Export: ' + title + ', ' + fileId + ', ' + dbName);
                    downloadByFilename(fileId, dbName, title);
                }
            }
            // console.log(fileId);
            row.setAttribute('ris', true);
        }
    }
}

function downloadByFilename(fileId, dbName, name) {
    GM_xmlhttpRequest({
        method: "POST",
        url: "https://kns.cnki.net/KNS8/manage/ShowExport",
        data: "filename=" + fileId + "&displaymode=EndNote&orderparam=0&ordertype=desc&selectfield=&dbname=" + dbName + "&random=" + Math.random(),
        headers: {
            'Connection': 'keep-alive',
            'Accept': 'text/plain, */*; q=0.01',
            'X-Requested-With': 'XMLHttpRequest',
            'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36',
            'Content-Type': 'application/x-www-form-urlencoded',
            'Origin': 'https://kns.cnki.net',
            'Sec-Fetch-Site': 'same-origin',
            'Sec-Fetch-Mode': 'cors'
        },
        onload: function (res) {
            if (res.status == 200) {
                var text = res.responseText;
                // console.log(text);
                var a = document.createElement('a');
                text = text.replaceAll('<br>', '\r\n');
                text = text.replace(/<[^>]*>|/g, "");
                a.href = 'data:application/x-EndNote-tagged; charset=utf-8,' + encodeURIComponent(text);
                //supported by chrome 14+ and firefox 20+
                a.download = name + '.ris';
                //needed for firefox
                document.getElementsByTagName('body')[0].appendChild(a);
                //supported by chrome 20+ and firefox 5+
                a.click();
            }
        }
    });
}

function pdfDownload() {
    var allLis, thisLi, newLi, aPDF, bPDF, allLinks, thisLink, pageType, pfType, myurl, i;
    pageType = true;
    pfType = true;
    myurl = window.location.href;

    allLinks = document.evaluate('//a[@href]', document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);

    allLis = document.evaluate("//li[@class]", document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);

    if (myurl.indexOf("detail.aspx") != -1) {
        pageType = false;
    } //false 为详情页面
    if (document.title.indexOf(" - 中国知网") != -1) {
        pfType = false;
    } //false 为新平台
    if ((pfType === true) & (pageType === false)) {
        for (i = 0; i < allLis.snapshotLength; i++) {
            thisLi = allLis.snapshotItem(i);
            if (thisLi.getAttribute("class").indexOf("readol") != -1) {
                newLi = document.createElement('li');
                newLi.setAttribute("class", "pdf");
                aPDF = '<a target="_blank" href="' + thisLi.firstChild.href.replace("&dflag=readonline", "&dflag=pdfdown") + '">PDF下载</a>';
                newLi.innerHTML = aPDF;
                thisLi.parentNode.insertBefore(newLi, thisLi.nextSibling);
            }
        }
    }

    if ((pfType === false) & (pageType === false)) {
        for (i = 0; i < allLinks.snapshotLength; i++) {
            thisLink = allLinks.snapshotItem(i);
            if (thisLink.href && thisLink.href.indexOf("download.aspx?filename=") != -1 && thisLink.innerHTML.indexOf("整本") != -1) {
                thisLink.innerHTML = thisLink.innerHTML.replace("整本", "CAJ");
                bPDF = thisLink.href;
            }
            if (thisLink.href && thisLink.href.indexOf("download.aspx?filename=") != -1 && thisLink.innerHTML.indexOf("分页") != -1) {
                thisLink.innerHTML = thisLink.innerHTML.replace("分页", "PDF");
                thisLink.href = bPDF.replace("nhdown", "pdfdown");
            }
        }
    }

    if (pageType === true) {
        for (i = 0; i < allLinks.snapshotLength; i++) {
            thisLink = allLinks.snapshotItem(i);
            if (thisLink.href && thisLink.href.indexOf("download.aspx?filename=") != -1 && thisLink.href.indexOf("&dflag") == -1) {
                thisLink.href = thisLink.href + "&dflag=pdfdown";
            }
            if (thisLink.href && thisLink.href.indexOf("download.aspx?filename=") != -1 && thisLink.href.indexOf("&dflag=nhdown") != -1) {
                thisLink.href = thisLink.href.replace("nhdown", "pdfdown");
            }
            if (thisLink.href && thisLink.href.indexOf("download.aspx?filename=") != -1 && thisLink.href.indexOf("&dflag=pdfdown") != -1 && (thisLink.href.indexOf("=CMFD") != -1 || thisLink.href.indexOf("=CDFD") != -1)) {
                thisLink.href = thisLink.href.replace("pdfdown", "nhdown");
            }
        }
    }
}