// ==UserScript==
// @name         Google 搜索结果屏蔽
// @name:en      Google Search Results Block
// @namespace    Cheez.Search
// @version      0.5
// @description  根据网站、网址和关键字来屏蔽不想要的搜索结果
// @author       以茄之名
// @author:en    Cheez
// @include      https://www.google.*/search*
// @include      https://www.google.*.*/search*
// @require      http://cdn.staticfile.org/jquery-once/2.1.1/jquery.once.min.js
// @grant        GM_getValue
// @grant        GM_setValue
// @downloadURL none
// ==/UserScript==

(function() {
	'use strict';
	var $=jQuery;
	var blacklist=GM_getValue('blacklist')&&JSON.parse(GM_getValue('blacklist'))||{
		host:[],
		url:[]
	};
	console.log(blacklist);
	$('[onmousedown]').attr('onmousedown','');
	$.each(jQuery('[href*=webcache]'),function(i,o){jQuery(o).attr('href',jQuery(o).attr('href').replace('p:','ps:'));});

	function hid(hosts,urls){
		$('.r>a').filter(function(i,o){
			
			if($.inArray(o.host,hosts)>-1){return true;}
var flag=false;
			$.each(urls,function(i,o){
				if(o.baseURI.match(oo)){
					flag=true;
					return false;
				}
			});


			if(!flag){
				var p=$(o).parents('.g');
				var menu=$(p).find('.action-menu-panel>ol');
				if( menu.size() ){
					menu.filter(':not(:has(.block))').append(
						'<li class="action-menu-item ab_dropdownitem" role="menuitem" aria-selected="false"><a class="fl block-site"  data-url="'+o.baseURI+'" tabindex="-1">屏蔽该类网址</a></li>'+'<li class="action-menu-item ab_dropdownitem" role="menuitem" aria-selected="false"><a class="fl block"  data-host="'+o.host+'" tabindex="-1">屏蔽该网站</a></li>');
				}else{
					var text='<div class="action-menu ab_ctl"><a class="_Fmb ab_button" href="#"  aria-label="结果详情" aria-expanded="false" aria-haspopup="true" role="button" jsaction="m.tdd;keydown:m.hbke;keypress:m.mskpe" ><span class="mn-dwn-arw"></span></a><div class="action-menu-panel ab_dropdown" role="menu" tabindex="-1" jsaction="keydown:m.hdke;mouseover:m.hdhne;mouseout:m.hdhue"><ol>';
					$(p).find('.kv').append(text+'<li class="action-menu-item ab_dropdownitem" role="menuitem" aria-selected="false"><a class="fl block-site" data-url="'+o.baseURI+'" tabindex=" -1"="">屏蔽该类网址</a></li></ol></div></div>');
					$(p).find('.action-menu-panel>ol').filter(':not(:has(.block))').append('<li class="action-menu-item ab_dropdownitem" role="menuitem" aria-selected="false"><a class="fl block" data-host="'+o.host+'" tabindex=" -1"="">屏蔽该网站</a>');

				}
			}

			return flag;
		}).parents('.g').addClass('hiden').hide();
	}

	hid(blacklist.host,blacklist.url);
	$('#rso').delegate('a.block','click',function(e){
		$(this).parents('.g').addClass('hiden').hide();
		blacklist.host.push($(this).data('host'));
		GM_setValue('blacklist',JSON.stringify(blacklist));
		hid([$(this).data('host')],[]);
	});
	$('#rso').delegate('a.block-site','click',function(e){
		var mch=prompt("请输入对应的匹配",$(this).data('url'));
		if(mch){
			mch=str2reg(mch);
			$(this).parents('.g').addClass('hiden').hide();
			blacklist.url.push(mch);
			GM_setValue('blacklist',JSON.stringify(blacklist));
			hid([],[mch]);
		}
	});



	function str2reg(str){
		return new RegExp(str.replace(/(?!\\)\$\(\)\*\+\.\[\]\?\^\{\}\|\\/g,/\\$1/));
	}

})();