gistfile1.js

// ==UserScript==
// @name AutoPagerize supplement for PubMed
// @namespace http://anond.hatelabo.jp/20100828102938
// @include http://www.ncbi.nlm.nih.gov/pubmed*
// @include http://www.ncbi.nlm.nih.gov/sites/entrez*
// @description Add AutoPager function to PubMed result page.
// ==/UserScript==

/*****
-Requirement
This script requires pre-installed autopagerize.user.js by swdyh (http://autopagerize.net/).
-Acknowledgement
This script was inspired by Pubmed Autopager by Tamapiyo1 (https://addons.mozilla.org/ja/firefox/addon/10998/).
*****/

var SITEINFO = [];

SITEINFO.push(
    {
        "name": 'PubMed',
        "data":
        {
            "url":          '^http://www\.ncbi\.nlm\.nih\.gov/(?:pubmed|sites/entrez)',
            "nextLink":     'id("maincontent")/div[@class="title_and_pager"][last()]/div[@class="pagination"]/a[contains(@class,"next")]',
            "pageElement":  'id("maincontent")/div[not(@class)]',
            "exampleUrl":   'http://www.ncbi.nlm.nih.gov/sites/entrez',
            "insertBefore": '',
        },
        "requestFilter": function(opt)
        {
            var postDataStr = '', postData = window.AutoPagerize.postData;
            for(name in postData) postDataStr += name + '=' + postData[name] + '&';

            opt.method = 'POST';
            opt.headers = {'Content-type': 'application/x-www-form-urlencoded'};
            opt.data = postDataStr;
        },
        //"responseFilter": function (res, url) {},
        "documentFilter": function (doc, url, siteinfo)
        {
            if(!window.AutoPagerize.postData)
            {
                postData = window.AutoPagerize.postData = {};
                var elems = doc.forms[0].elements;
                for(var i = 0, l = elems.length; i < l; i++)
                {
                    if(
                           elems[i].name &&  !(elems[i].disabled)
                        && (elems[i].type != 'radio' && elems[i].type != 'checkbox' || elems[i].checked==true)
                    )
                    {
                        postData[escape(elems[i].name)] = elems[i].value? escape(elems[i].value): '';
                    }
                }
                postData["EntrezSystem2.PEntrez.DbConnector.Cmd"] = "PageChanged";
            }
            var nextLink = doc.evaluate(this.data.nextLink, doc, null, 9, null).singleNodeValue;
            if(nextLink)
            {
                nextLink.href += window.AutoPagerize.postData["EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Entrez_Pager.CurrPage"]
                    = nextLink.getAttribute('page');
            }
        },
        "filter": function (page)
        {
            var apPageInfoLink = document.evaluate('id("maincontent")/p[@class="autopagerize_page_info"][last()]/a', document, null, 9, null).singleNodeValue;
            var pg  = apPageInfoLink.href.match (/\d+$/)[0];
            apPageInfoLink.href = '#';
            apPageInfoLink.addEventListener('click', function()
            {
                document.getElementsByName("EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Entrez_Pager.CurrPage")[0].value = pg;
                document.getElementsByName("EntrezSystem2.PEntrez.DbConnector.Cmd")[0].value = 'PageChanged';
                document.forms[0].submit();
            }, false);
        },
    }
);

//bootloader

if(!SITEINFO.length) return;
SITEINFO.sort(function(a, b)
{
    return b.data.url.length > a.data.url.length;
});

for(var i = 0; i < SITEINFO.length; i++)
{
    if(location.href.match (SITEINFO[i].data.url))
    {
        var match = SITEINFO[i];
        break;
    }
}

if(!match) return;

window.AutoPagerize? boot(): window.addEventListener('GM_AutoPagerizeLoaded', boot, false);

function boot()
{
    if(match.requestFilter)
    {
        window.AutoPagerize.addRequestFilter(function(opt)
        {
            match.requestFilter(opt);
        });
    }
    if(match.responseFilter)
    {
        window.AutoPagerize.addResponseFilter (function(res, url)
        {
            match.responseFilter(res, url);
        });
    }
    if(match.documentFilter)
    {
        match.documentFilter(document);
        window.AutoPagerize.addDocumentFilter(function(doc, url, siteinfo)
        {
            match.documentFilter(doc, url, siteinfo);
        });
    }
    if(match.filter)
    {
        window.AutoPagerize.addFilter(function(page)
        {
            match.filter(page);
        });
    }
    window.AutoPagerize.launchAutoPager([match.data], true);
}