// ==UserScript==
// @name           Google Results with Bookmark Count
// @version        0.1.1
// @namespace      http://niw.at/
// @description    Add bookmark count labels to Google result page.
// @include        http://www.google.*/search*
// @include        http://www.google.*/custom*
// ==/UserScript==

(function () {
try {
	var md5 = (function(){var MD5_T=[0x00000000,0xd76aa478,0xe8c7b756,0x242070db,0xc1bdceee,0xf57c0faf,0x4787c62a,0xa8304613,0xfd469501,0x698098d8,0x8b44f7af,0xffff5bb1,0x895cd7be,0x6b901122,0xfd987193,0xa679438e,0x49b40821,0xf61e2562,0xc040b340,0x265e5a51,0xe9b6c7aa,0xd62f105d,0x02441453,0xd8a1e681,0xe7d3fbc8,0x21e1cde6,0xc33707d6,0xf4d50d87,0x455a14ed,0xa9e3e905,0xfcefa3f8,0x676f02d9,0x8d2a4c8a,0xfffa3942,0x8771f681,0x6d9d6122,0xfde5380c,0xa4beea44,0x4bdecfa9,0xf6bb4b60,0xbebfbc70,0x289b7ec6,0xeaa127fa,0xd4ef3085,0x04881d05,0xd9d4d039,0xe6db99e5,0x1fa27cf8,0xc4ac5665,0xf4292244,0x432aff97,0xab9423a7,0xfc93a039,0x655b59c3,0x8f0ccc92,0xffeff47d,0x85845dd1,0x6fa87e4f,0xfe2ce6e0,0xa3014314,0x4e0811a1,0xf7537e82,0xbd3af235,0x2ad7d2bb,0xeb86d391];var MD5_round1=[[0,7,1],[1,12,2],[2,17,3],[3,22,4],[4,7,5],[5,12,6],[6,17,7],[7,22,8],[8,7,9],[9,12,10],[10,17,11],[11,22,12],[12,7,13],[13,12,14],[14,17,15],[15,22,16]];var MD5_round2=[[1,5,17],[6,9,18],[11,14,19],[0,20,20],[5,5,21],[10,9,22],[15,14,23],[4,20,24],[9,5,25],[14,9,26],[3,14,27],[8,20,28],[13,5,29],[2,9,30],[7,14,31],[12,20,32]];var MD5_round3=[[5,4,33],[8,11,34],[11,16,35],[14,23,36],[1,4,37],[4,11,38],[7,16,39],[10,23,40],[13,4,41],[0,11,42],[3,16,43],[6,23,44],[9,4,45],[12,11,46],[15,16,47],[2,23,48]];var MD5_round4=[[0,6,49],[7,10,50],[14,15,51],[5,21,52],[12,6,53],[3,10,54],[10,15,55],[1,21,56],[8,6,57],[15,10,58],[6,15,59],[13,21,60],[4,6,61],[11,10,62],[2,15,63],[9,21,64]];function MD5_F(x,y,z){return (x&y)|(~x&z)}function MD5_G(x,y,z){return (x&z)|(y&~z)}function MD5_H(x,y,z){return x^y^z}function MD5_I(x,y,z){return y^(x|~z)}var MD5_round=[[MD5_F,MD5_round1],[MD5_G,MD5_round2],[MD5_H,MD5_round3],[MD5_I,MD5_round4]];var CC=String.fromCharCode;function MD5_pack(n32){return CC(n32&0xff)+CC((n32>>>8)&0xff)+CC((n32>>>16)&0xff)+CC((n32>>>24)&0xff)}function MD5_unpack(s4){return s4.charCodeAt(0)|(s4.charCodeAt(1)<<8)|(s4.charCodeAt(2)<<16)|(s4.charCodeAt(3)<<24)}function MD5_number(n){while(n<0)n+=4294967296;while(n>4294967295)n-=4294967296;return n}function MD5_apply_round(x,s,f,abcd,r){var a,b,c,d,kk,ss,ii,t,u;a=abcd[0];b=abcd[1];c=abcd[2];d=abcd[3];kk=r[0];ss=r[1];ii=r[2];u=f(s[b],s[c],s[d]);t=s[a]+u+x[kk]+MD5_T[ii];t=MD5_number(t);t=((t<<ss)|(t>>>(32-ss)));t+=s[b];s[a]=MD5_number(t)}function MD5_hash(data){var abcd,x,state,s,len,index,padLen,f,r,i,j,k,tmp;state=[0x67452301,0xefcdab89,0x98badcfe,0x10325476];len=data.length;index=len&0x3f;padLen=(index<56)?(56-index):(120-index);if(padLen>0){data+="\x80";for(i=0;i<padLen-1;i++)data+="\x00"}data+=MD5_pack(len*8);data+=MD5_pack(0);len+=padLen+8;abcd=[0,1,2,3];x=new Array(16);s=new Array(4);for(k=0;k<len;k+=64){for(i=0,j=k;i<16;i++,j+=4){x[i]=data.charCodeAt(j)|(data.charCodeAt(j+1)<< 8)|(data.charCodeAt(j+2)<<16)|(data.charCodeAt(j+3)<<24)}for(i=0;i<4;i++)s[i]=state[i];for(i=0;i<4;i++){f=MD5_round[i][0];r=MD5_round[i][1];for(j=0;j<16;j++){MD5_apply_round(x,s,f,abcd,r[j]);tmp=abcd[0];abcd[0]=abcd[3];abcd[3]=abcd[2];abcd[2]=abcd[1];abcd[1]=tmp}}for(i=0;i<4;i++){state[i]+=s[i];state[i]=MD5_number(state[i])}}return MD5_pack(state[0])+MD5_pack(state[1])+MD5_pack(state[2])+MD5_pack(state[3])}function MD5_hexhash(data){var i,out,c;var bit128=MD5_hash(data);out="";for(i=0;i<16;i++){c=bit128.charCodeAt(i);out+="0123456789abcdef".charAt((c>>4)&0xf);out+="0123456789abcdef".charAt(c&0xf)}return out}return MD5_hexhash})();
	function array_each(a, f) {
		for(var i = 0; i < a.length; i++) {
			f(a[i]);
		}
	}
	function hash_each(o, f) {
		for(var key in o) {
			if(!(o[key] && o[key] == o.__proto__[key])) {
				f(key, o[key]);
			}
		}
	}
	function insertNext(h, a) {
		h.parentNode.insertBefore(a, h.nextSibling);
	}
	function xpath(xpath, context) {
		var result = [];
		var elements = document.evaluate(xpath, context, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
		for(var i = 0; i < elements.snapshotLength; i++) {
			result.push(elements.snapshotItem(i));
		}
		return result;
	}
	function jsonp(url, callback) {
		if(typeof window.jsonpc == "undefined") {
			window.jsonpc = + new Date();
		}
		if(typeof GM_xmlhttpRequest != "undefined") {
			GM_xmlhttpRequest({
				method: "GET",
				url: url,
				onload: function(response) {
					callback(eval(response.responseText));
				}
			});
		} else {
			var script = document.createElement("script");
			var jsonpf = "jsonp" + jsonpc++;
			script.setAttribute("src", url + (url.match(/\?/) ? "&" : "?") + "callback=" + jsonpf);
			window[jsonpf] = function(data) {
				script.parentNode.removeChild(script);
				window[jsonpf] = undefined;
				callback(data);
			};
			document.body.appendChild(script);
		}
	}

	array_each(xpath("//*[((name() = 'LI' or name() = 'li') and contains(@class,'g'))]", document), function(result) {
		var result_link = xpath("./h3/a", result)[0];
		if(result_link) {
			result.setAttribute("style", result.getAttribute("style") + "; clear: left;");
			var result_url = result_link.getAttribute("href");
			var real_result_url = result_url.replace(/^(?:([^\/].*)|\/url\?.*q=([^&]+)&?.*$)/i, "$1$2");
			jsonp("http://b.hatena.ne.jp/entry/json/?url=" + escape(real_result_url), function(data) {
				if(data && data.count) {
					var tag = document.createElement("a");
					tag.setAttribute("style", "margin: 0 1px; font-size: 80%; color: #f00; background: #fcc; text-decoration: underline;");
					tag.setAttribute("href", data.entry_url);
					tag.innerHTML = data.count + " users";
					insertNext(result_link, tag);
				}
			});
			jsonp("http://feeds.delicious.com/v2/json/urlinfo/" + md5(real_result_url), function(data) {
				if(data[0]) {
					var tag = document.createElement("a");
					tag.setAttribute("style", "margin: 0 1px; font-size: 80%; color: #fff; background: #3174d0;");
					tag.innerHTML = data[0].total_posts + " posts";
					insertNext(result_link, tag);
				}
			});
		}
	});
} catch(exception) {
	var tag = document.createElement("div");
	tag.setAttribute("style", "padding: 4px; font-size: 10px; color: #fff; border: 1px solid #f00; background: #c00;");
	tag.appendChild(document.createTextNode(exception));
	document.body.insertBefore(tag, document.body.firstChild);
}
})();