// parse the cookie name and value
public bool parseCookieNameValue(string ckNameValueExpr, out pairItem pair)
{
bool parsedOK = false;
if (ckNameValueExpr == "")
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
else
{
ckNameValueExpr = ckNameValueExpr.Trim();
int equalPos = ckNameValueExpr.IndexOf('=');
if (equalPos > 0) // is valid expression
{
pair.key = ckNameValueExpr.Substring(0, equalPos);
pair.key = pair.key.Trim();
if (isValidCookieName(pair.key))
{
// only process while is valid cookie field
pair.value = ckNameValueExpr.Substring(equalPos + 1);
pair.value = pair.value.Trim();
parsedOK = true;
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
return(parsedOK);
}
//parse single cookie string to a cookie
//example:
//MSPShared=1; expires=Wed, 30-Dec-2037 16:00:00 GMT;domain=login.live.com;path=/;HTTPOnly= ;version=1
//PPAuth=CkLXJYvPpNs3w!fIwMOFcraoSIAVYX3K!CdvZwQNwg3Y7gv74iqm9MqReX8XkJqtCFeMA6GYCWMb9m7CoIw!ID5gx3pOt8sOx1U5qQPv6ceuyiJYwmS86IW*l3BEaiyVCqFvju9BMll7!FHQeQholDsi0xqzCHuW!Qm2mrEtQPCv!qF3Sh9tZDjKcDZDI9iMByXc6R*J!JG4eCEUHIvEaxTQtftb4oc5uGpM!YyWT!r5jXIRyxqzsCULtWz4lsWHKzwrNlBRbF!A7ZXqXygCT8ek6luk7rarwLLJ!qaq2BvS; domain=login.live.com;secure= ;path=/;HTTPOnly= ;version=1
public bool parseSingleCookie(string cookieStr, ref Cookie ck)
{
bool parsedOk = true;
//Cookie ck = new Cookie();
//string[] expressions = cookieStr.Split(";".ToCharArray(),StringSplitOptions.RemoveEmptyEntries);
//refer: http://msdn.microsoft.com/en-us/library/b873y76a.aspx
string[] expressions = cookieStr.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
//get cookie name and value
pairItem pair = new pairItem();
if (parseCookieNameValue(expressions[0], out pair))
{
ck.Name = pair.key;
ck.Value = pair.value;
string[] fieldExpressions = getSubStrArr(expressions, 1, expressions.Length - 1);
foreach (string eachExpression in fieldExpressions)
{
//parse key and value
if (parseCookieField(eachExpression, out pair))
{
// add to cookie field if possible
addFieldToCookie(ref ck, pair);
}
else
{
// if any field fail, consider it is a abnormal cookie string, so quit with false
parsedOk = false;
break;
}
}
}
else
{
parsedOk = false;
}
return(parsedOk);
}//parseSingleCookie
// parse cookie field expression
public bool parseCookieField(string ckFieldExpr, out pairItem pair)
{
bool parsedOK = false;
if (ckFieldExpr == "")
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
else
{
ckFieldExpr = ckFieldExpr.Trim();
//some specials: secure/httponly
if (ckFieldExpr.ToLower() == "httponly")
{
pair.key = "httponly";
//pair.value = "";
pair.value = "true";
parsedOK = true;
}
else if (ckFieldExpr.ToLower() == "secure")
{
pair.key = "secure";
//pair.value = "";
pair.value = "true";
parsedOK = true;
}
else // normal cookie field
{
int equalPos = ckFieldExpr.IndexOf('=');
if (equalPos > 0) // is valid expression
{
pair.key = ckFieldExpr.Substring(0, equalPos);
pair.key = pair.key.Trim();
if (isValidCookieField(pair.key))
{
// only process while is valid cookie field
pair.value = ckFieldExpr.Substring(equalPos + 1);
pair.value = pair.value.Trim();
parsedOK = true;
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
}
return parsedOK;
}
//add recognized cookie field: expires/domain/path/secure/httponly/version, into cookie
public bool addFieldToCookie(ref Cookie ck, pairItem pairInfo)
{
bool added = false;
if (pairInfo.key != "")
{
string lowerKey = pairInfo.key.ToLower();
switch (lowerKey)
{
case "expires":
DateTime expireDatetime;
if (DateTime.TryParse(pairInfo.value, out expireDatetime))
{
// note: here coverted to local time: GMT +8
ck.Expires = expireDatetime;
//update expired filed
if (DateTime.Now.Ticks > ck.Expires.Ticks)
{
ck.Expired = true;
}
added = true;
}
break;
case "domain":
ck.Domain = pairInfo.value;
added = true;
break;
case "secure":
ck.Secure = true;
added = true;
break;
case "path":
ck.Path = pairInfo.value;
added = true;
break;
case "httponly":
ck.HttpOnly = true;
added = true;
break;
case "version":
int versionValue;
if (int.TryParse(pairInfo.value, out versionValue))
{
ck.Version = versionValue;
added = true;
}
break;
default:
break;
}
}
return added;
}
//parse single cookie string to a cookie
//example:
//MSPShared=1; expires=Wed, 30-Dec-2037 16:00:00 GMT;domain=login.live.com;path=/;HTTPOnly= ;version=1
//PPAuth=CkLXJYvPpNs3w!fIwMOFcraoSIAVYX3K!CdvZwQNwg3Y7gv74iqm9MqReX8XkJqtCFeMA6GYCWMb9m7CoIw!ID5gx3pOt8sOx1U5qQPv6ceuyiJYwmS86IW*l3BEaiyVCqFvju9BMll7!FHQeQholDsi0xqzCHuW!Qm2mrEtQPCv!qF3Sh9tZDjKcDZDI9iMByXc6R*J!JG4eCEUHIvEaxTQtftb4oc5uGpM!YyWT!r5jXIRyxqzsCULtWz4lsWHKzwrNlBRbF!A7ZXqXygCT8ek6luk7rarwLLJ!qaq2BvS; domain=login.live.com;secure= ;path=/;HTTPOnly= ;version=1
public bool parseSingleCookie(string cookieStr, ref Cookie ck)
{
bool parsedOk = true;
//Cookie ck = new Cookie();
//string[] expressions = cookieStr.Split(";".ToCharArray(),StringSplitOptions.RemoveEmptyEntries);
//refer: http://msdn.microsoft.com/en-us/library/b873y76a.aspx
string[] expressions = cookieStr.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
//get cookie name and value
pairItem pair = new pairItem();
if (parseCookieNameValue(expressions[0], out pair))
{
ck.Name = pair.key;
ck.Value = pair.value;
string[] fieldExpressions = getSubStrArr(expressions, 1, expressions.Length - 1);
foreach (string eachExpression in fieldExpressions)
{
//parse key and value
if (parseCookieField(eachExpression, out pair))
{
// add to cookie field if possible
addFieldToCookie(ref ck, pair);
}
else
{
// if any field fail, consider it is a abnormal cookie string, so quit with false
parsedOk = false;
break;
}
}
}
else
{
parsedOk = false;
}
return parsedOk;
}
// parse the cookie name and value
public bool parseCookieNameValue(string ckNameValueExpr, out pairItem pair)
{
bool parsedOK = false;
if (ckNameValueExpr == "")
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
else
{
ckNameValueExpr = ckNameValueExpr.Trim();
int equalPos = ckNameValueExpr.IndexOf('=');
if (equalPos > 0) // is valid expression
{
pair.key = ckNameValueExpr.Substring(0, equalPos);
pair.key = pair.key.Trim();
if (isValidCookieName(pair.key))
{
// only process while is valid cookie field
pair.value = ckNameValueExpr.Substring(equalPos + 1);
pair.value = pair.value.Trim();
parsedOK = true;
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
return parsedOK;
}
}//addFieldToCookie
// parse cookie field expression
public bool parseCookieField(string ckFieldExpr, out pairItem pair)
{
bool parsedOK = false;
if (ckFieldExpr == "")
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
else
{
ckFieldExpr = ckFieldExpr.Trim();
//some specials: secure/httponly
if (ckFieldExpr.ToLower() == "httponly")
{
pair.key = "httponly";
//pair.value = "";
pair.value = "true";
parsedOK = true;
}
else if (ckFieldExpr.ToLower() == "secure")
{
pair.key = "secure";
//pair.value = "";
pair.value = "true";
parsedOK = true;
}
else // normal cookie field
{
int equalPos = ckFieldExpr.IndexOf('=');
if (equalPos > 0) // is valid expression
{
pair.key = ckFieldExpr.Substring(0, equalPos);
pair.key = pair.key.Trim();
if (isValidCookieField(pair.key))
{
// only process while is valid cookie field
pair.value = ckFieldExpr.Substring(equalPos + 1);
pair.value = pair.value.Trim();
parsedOK = true;
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
else
{
pair.key = "";
pair.value = "";
parsedOK = false;
}
}
}
return(parsedOK);
}//parseCookieField
}//parseSingleCookie
//add recognized cookie field: expires/domain/path/secure/httponly/version, into cookie
public bool addFieldToCookie(ref Cookie ck, pairItem pairInfo)
{
bool added = false;
if (pairInfo.key != "")
{
string lowerKey = pairInfo.key.ToLower();
switch (lowerKey)
{
case "expires":
DateTime expireDatetime;
if (DateTime.TryParse(pairInfo.value, out expireDatetime))
{
// note: here coverted to local time: GMT +8
ck.Expires = expireDatetime;
//update expired filed
if (DateTime.Now.Ticks > ck.Expires.Ticks)
{
ck.Expired = true;
}
added = true;
}
break;
case "domain":
ck.Domain = pairInfo.value;
added = true;
break;
case "secure":
ck.Secure = true;
added = true;
break;
case "path":
ck.Path = pairInfo.value;
added = true;
break;
case "httponly":
ck.HttpOnly = true;
added = true;
break;
case "version":
int versionValue;
if (int.TryParse(pairInfo.value, out versionValue))
{
ck.Version = versionValue;
added = true;
}
break;
default:
break;
}
}
return(added);
}//addFieldToCookie
