// ==UserScript==
// @name           douban_opac
// @namespace      douban_opac v2.0
// @include        http://www.douban.com/subject/*
// @include        http://www.douban.com/isbn/*
// @author		   zhx@xmulib.org
// 2008-03-25 Adds links to OPAC in douban right banner menu 
// 2008-12-12 Adds Ajax to Check OPAC get book info.
//
// ==/UserScript==
if(typeof unsafeWindow.jQuery !== "undefined") {
  var jQuery = unsafeWindow.jQuery;
  var $ = jQuery; 
}

$(document).ready(function(){
	if ($('#nav a.now span').text() == "读书") {
		// get book title
		var title = $('h1').text();
		//title = encodeURI(title);
		// get book isbn
		$("#info .obmo .pl").each(function(i){
			if ($(this).text() == 'ISBN:'){
			  var isbn = $(this)[0].nextSibling.nodeValue;
			  isbn = isbn.substr(1,13);
			  $.getJSON("http://210.34.4.28/api/getLOC.php?callback=?",{isbn:isbn,title:title},function(json){ //get json_data 
					if (json.marc_no != ""){
						var opacLink = "http://210.34.4.28/opac/item.php?marc_no="+json.marc_no;
						var htmlStr = "<h2>在哪借这本书?  ·  ·  ·  ·  ·  · </h2>";
						htmlStr += "<div class=indent><li><a href='"+opacLink+"' target='_blank'>厦门大学图书馆馆藏</a></li>";
						if (json.call_no !="")
						{	
							htmlStr += "<ul class='bs'>";
							try
							{
								for (i=0;i<json.Loc_NAME.length;i++)
								{
									htmlStr += "<li style='font-size:12px'>"+json.call_no+"    "+json.Loc_NAME[i]+"</li>";	
								} 
							}
							catch (e)
							{
							}
							
							htmlStr += "</ul></div></br>";
							
						}
						$("#tablerm div:eq(0)").after(htmlStr);
					}
					else if(json.marc_no=="" || json.title !=""){
						var opacLink = "http://210.34.4.28/opac/openlink.php?title="+json.title;
						var htmlStr = "<h2>在哪借这本书?  ·  ·  ·  ·  ·  · </h2>";
						htmlStr += "<div class=indent><li><a href='"+opacLink+"' target='_blank'>厦门大学图书馆馆藏</a></li></div>";
						$("#tablerm div:eq(0)").after(htmlStr);
					}
			  });
			  return false;
			}
		});
	}
});