//js document

Function.prototype._Bind = function() { 
  var __m = this, object = arguments[0], args = new Array(); 
  for(var i = 1; i < arguments.length; i++){
		args.push(arguments[i]);
	}
  return function() {
  	var c_args = [];
		for(var k = 0; k < arguments.length; k++){
			c_args.push(arguments[k]);
		} 
		return __m.apply(object, c_args.concat(args));
  } 
} 
S_SR_CORE = function()
{
	this.Init.apply(this, arguments);
};


S_SR_CORE.prototype = 
{
	_strCookieName : 'SR_SEL',
	Init : function()
	{
	},
	LoadConfig : function()
	{
		//COOKIE格式：
		//版本号_全局_其他 名称 值 ……
		//版本号=1
		var s, r, i, v, a, p;
		r = SINA_TYPES;
		for (i = 0; i < r.length; i++)
		{
			r[i].v = 511;
		}
		r[r.length] = {n : '其他', t : '_', v : 511};
		s = (function(name) {
		  var dc = document.cookie;
		  var prefix = name + "=";
		  var begin = dc.indexOf("; " + prefix);
		  if (begin == -1) {
			begin = dc.indexOf(prefix);
			if (begin != 0) return null;
		  } else
			begin += 2;
		  var end = document.cookie.indexOf(";", begin);
		  if (end == -1)
			end = dc.length;
		  return unescape(dc.substring(begin + prefix.length, end));
		})(this._strCookieName);
		if (!s)
		{
			this.SaveConfig(r);
			this._cfgdata = r;
			return r;
		}
		p = s.indexOf('_');
		if (!p || (s.substr(0, p) != '1'))
			//version error
		{
			this.SaveConfig(r);
			this._cfgdata = r;
			return r;
		}
		s = s.substr(p + 1);
		a = this._ParseAlnum(s);
		v = a[0];
		for (i = 0; i < r.length; i++)
		{
			r[i].v = v;
		}
		for (i = 1; i < a.length; i += 2)
		{
			for (j = 0; j < r.length; j++)
			{
				if (r[j].t == a[i])
				{
					r[j].v = a[i + 1];
					break;
				}
			}
		}
		this._cfgdata = r;
		return r;
	},
	_ParseAlnum : function(src)
	{
		var t, i, s, r, x;
		r = new Array();
		s = new Array();
		t = 0;
		for (i = 0; i < src.length + 1; i++)
		{
			x = (i == src.length) ? -1 : this._CharType(src.charAt(i));
			if (x == t)//当前类型
			{
				if (x < 0)
				{
					break;
				}
				s.push(src.charAt(i));
			}
			else
			{
				r.push(s.join(''));
				s = new Array();
				t = x;
				i--;
				continue;
			}
		}
		return r;
	},
	_CharType : function(c)
	{
		var x = c.charCodeAt(0);
		if (x >= 48 && x <= 57)
			//num
		{
			return 0;
		}
		else if ((x >= 0x41 && x <= 0x5a) || (x >= 61 && x <= 0x7a) || x == 0x5f)
			//alpha
		{
			return 1;
		}
		else
		{
			return -1;
		}
	},
	SaveConfig : function(sel)
	{
		var i, j, a, m, mi, s;
		if (!sel)
		{
			sel = this._cfgdata;
		}
		else
		{
			this._cfgdata = sel;
		}
		a = new Array();
		for (i = 0; i < sel.length; i++)
		{
			if (!a[sel[i].v])
			{
				a[sel[i].v] = 1;
			}
			else
			{
				a[sel[i].v]++
			};
		}
		mi = -1;
		m = 0;
		for (i = 0; i < a.length; i++)
		{
			if (a[i] && a[i] > m)
			{
				mi = i;
				m = a[i];
			}
		}
		s = '1_' + mi;
		for (i = 0; i < sel.length; i++)
		{
			if (sel[i].v != mi)
			{
				s += sel[i].t + sel[i].v;
			}
		}
		a = new Date();
		a.setTime(a.getTime() + 90 * 86400 * 1000);
		(function(name, value, expires, path, domain, secure) {
		  var curCookie = name + "=" + escape(value) +
			  ((expires) ? "; expires=" + expires.toGMTString() : "") +
			  ((path) ? "; path=" + path : "") +
			  ((domain) ? "; domain=" + domain : "") +
			  ((secure) ? "; secure" : "");
		  document.cookie = curCookie;
		})(this._strCookieName, s, a, "/", "finance.sina.com.cn");
	},
	Filter3 : function(msg, cfg)
	{
		var t, i, a;
		if (!cfg)
		{
			cfg = this._cfgdata;
		}
		t = this._TypeToInt(msg.y);
		if (t == -1)
		{
			return false;
		}
		a = msg.o ? msg.o.split(',') : new Array();
		for (i = 0; i < cfg.length; i++)
		{
			if ((cfg[i].v & t) && ((cfg[i].t == '_' && !msg.o) || (this._SearchInArray(a, cfg[i].t) >= 0)))
			{
				return true;
			}
		}
		return false;
	},
	_SearchInArray : function(arr, val)
	{
		var i;
		for (i = 0; i < arr.length; i++)
		{
			if (arr[i] == val)
			{
				return i;
			}
		}
		return -1;
	},
	_TypeToInt : function(t)
	{
		var i;
		for (i = 0; i < SINA_SRMSGTYPES.length; i++)
		{
			if (t == SINA_SRMSGTYPES[i].t)
			{
				return 1 << i;
			}
		}
		return -1;
	}
}