// ==UserScript==
// @name            Pixiv Bookmark Count
// @version         1.0.0
// @include         http://www.pixiv.net/member_illust.php?*
// @include         http://www.pixiv.net/bookmark_new_illust.php*
// @exclude         http://www.pixiv.net/bookmark.php?id=*
// @grant           GM_xmlhttpRequest
// @namespace       https://greasyfork.org/users/7945
// @description     イラストページ、作者作品一覧ページ、フォロー新着作品ページにて、各イラストのブックマーク数を表示します。
// @downloadURL none
// ==/UserScript==

var sessionID = document.cookie.match(/PHPSESSID=[^;]+/);
var bmcontainer = document.getElementsByClassName('bookmark-container')[0];
var tarobj = document.getElementsByClassName('image-item');
var start = 0;

function bm_xhr(illust_ID, tarobj) {
    GM_xmlhttpRequest({
        url: "http://spapi.pixiv.net/iphone/illust.php?" + sessionID + "&" + illust_ID,
        method: "GET",
        onload: function(xhr) {
            var bmcount = xhr.responseText.split("\"").reverse()[9];
            if (bmcount > 0) {
                var icon = '<a class="bookmark-count _ui-tooltip" href="/bookmark_detail.php?' + illust_ID + '"><i class="_icon sprites-bookmark-badge"></i>' + bmcount + '</a>';
                if (bmcontainer) {
                    if (!bmcontainer.textContent.match(/\d+/)) {
                        var ax = document.createElement("a");
                        ax.innerHTML = icon;
                        bmcontainer.insertBefore(ax, bmcontainer.firstChild);
                    }
                }
                if (tarobj) {
                    var ulx = document.createElement("ul");
                    ulx.innerHTML = icon;
                    tarobj.appendChild(ulx);
                }
            }
        }
    });
};

function func_bm() {
    for (var i = start; i < num; i++) {
        var illust_ID = tarobj[i].firstChild.href.match(/illust_id=\d+/);
        bm_xhr(illust_ID, tarobj[i]);
    }
};
if (bmcontainer) {
    var illust_ID = location.href.match(/illust_id=\d+/);
    bm_xhr(illust_ID);
}
if (tarobj) {
    var num = tarobj.length;
    func_bm();
}
window.addEventListener('GM_AutoPagerizeNextPageLoaded', function(event) {
    start = start + 20;
    num = tarobj.length;
    func_bm();
}, false);