private string ClauseItemsToString(GlobalMessageRuleProcessor.PossibleClauseItem clauseItems)
{
string text = "";
if ((clauseItems & GlobalMessageRuleProcessor.PossibleClauseItem.AND) != (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
text += "AND,";
}
if ((clauseItems & GlobalMessageRuleProcessor.PossibleClauseItem.Matcher) != (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
text += "Matcher,";
}
if ((clauseItems & GlobalMessageRuleProcessor.PossibleClauseItem.NOT) != (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
text += "NOT,";
}
if ((clauseItems & GlobalMessageRuleProcessor.PossibleClauseItem.OR) != (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
text += "OR,";
}
if ((clauseItems & GlobalMessageRuleProcessor.PossibleClauseItem.Parenthesizes) != (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
text += "Parenthesizes,";
}
if (text.EndsWith(","))
{
text = text.Substring(0, text.Length - 1);
}
return(text.Trim());
}
private bool Match(bool syntaxCheckOnly, System.NetworkToolkit.StringReader r, string mailFrom, string[] rcptTo, SMTP_Session smtpSession, Mail_Message mime, int messageSize)
{
GlobalMessageRuleProcessor.PossibleClauseItem possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 56;
bool flag = false;
r.ReadToFirstChar();
if (r.Available == 0L)
{
throw new Exception("Invalid syntax: '" + this.ClauseItemsToString(possibleClauseItem) + "' expected !");
}
while (r.Available > 0L)
{
r.ReadToFirstChar();
if (syntaxCheckOnly)
{
flag = true;
}
if (r.StartsWith("("))
{
flag = this.Match(syntaxCheckOnly, new System.NetworkToolkit.StringReader(r.ReadParenthesized()), mailFrom, rcptTo, smtpSession, mime, messageSize);
possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 56;
}
else if (r.StartsWith("and", false))
{
if ((possibleClauseItem & GlobalMessageRuleProcessor.PossibleClauseItem.AND) == (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
throw new Exception("Invalid syntax: '" + this.ClauseItemsToString(possibleClauseItem) + "' expected !");
}
if (!flag)
{
return(false);
}
r.ReadWord();
r.ReadToFirstChar();
flag = this.Match(syntaxCheckOnly, r, mailFrom, rcptTo, smtpSession, mime, messageSize);
possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 56;
}
else if (r.StartsWith("or", false))
{
if ((possibleClauseItem & GlobalMessageRuleProcessor.PossibleClauseItem.OR) == (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
throw new Exception("Invalid syntax: '" + this.ClauseItemsToString(possibleClauseItem) + "' expected !");
}
r.ReadWord();
r.ReadToFirstChar();
if (flag)
{
this.Match(syntaxCheckOnly, r, mailFrom, rcptTo, smtpSession, mime, messageSize);
}
else
{
flag = this.Match(syntaxCheckOnly, r, mailFrom, rcptTo, smtpSession, mime, messageSize);
}
possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 56;
}
else if (r.StartsWith("not", false))
{
if ((possibleClauseItem & GlobalMessageRuleProcessor.PossibleClauseItem.NOT) == (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
throw new Exception("Invalid syntax: '" + this.ClauseItemsToString(possibleClauseItem) + "' expected !");
}
r.ReadWord();
r.ReadToFirstChar();
flag = !this.Match(syntaxCheckOnly, r, mailFrom, rcptTo, smtpSession, mime, messageSize);
possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 48;
}
else
{
if ((possibleClauseItem & GlobalMessageRuleProcessor.PossibleClauseItem.Matcher) == (GlobalMessageRuleProcessor.PossibleClauseItem) 0)
{
throw new Exception(string.Concat(new string[]
{
"Invalid syntax: '",
this.ClauseItemsToString(possibleClauseItem),
"' expected ! \r\n\r\n Near: '",
r.OriginalString.Substring(0, r.Position),
"'"
}));
}
string text = r.ReadWord();
if (text == null)
{
throw new Exception("Invalid syntax: matcher is missing !");
}
text = text.ToLower();
string[] array = new string[0];
if (text == "smtp.mail_from")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
mailFrom
};
}
}
else if (text == "smtp.rcpt_to")
{
if (!syntaxCheckOnly)
{
array = rcptTo;
}
}
else if (text == "smtp.ehlo")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
smtpSession.EhloHost
};
}
}
else if (text == "smtp.authenticated")
{
if (!syntaxCheckOnly && smtpSession != null)
{
array = new string[]
{
smtpSession.IsAuthenticated.ToString()
};
}
}
else if (text == "smtp.user")
{
if (!syntaxCheckOnly && smtpSession != null && smtpSession.AuthenticatedUserIdentity != null)
{
array = new string[]
{
smtpSession.AuthenticatedUserIdentity.Name
};
}
}
else if (text == "smtp.remote_ip")
{
if (!syntaxCheckOnly && smtpSession != null)
{
array = new string[]
{
smtpSession.RemoteEndPoint.Address.ToString()
};
}
}
else if (text == "message.size")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
messageSize.ToString()
};
}
}
else if (text == "message.header")
{
string text2 = r.ReadWord();
if (text2 == null)
{
throw new Exception("Match source MainHeaderField HeaderFieldName is missing ! Syntax:{MainHeaderField <SP> \"HeaderFieldName:\"}");
}
if (!syntaxCheckOnly && mime.Header.Contains(text2))
{
MIME_h[] array2 = mime.Header[text2];
array = new string[array2.Length];
for (int i = 0; i < array.Length; i++)
{
array[i] = array2[i].ValueToString();
}
}
}
else if (text == "message.all_headers")
{
string text3 = r.ReadWord();
if (text3 == null)
{
throw new Exception("Match source MainHeaderField HeaderFieldName is missing ! Syntax:{MainHeaderField <SP> \"HeaderFieldName:\"}");
}
if (!syntaxCheckOnly)
{
List <string> list = new List <string>();
MIME_Entity[] allEntities = mime.AllEntities;
for (int j = 0; j < allEntities.Length; j++)
{
MIME_Entity mIME_Entity = allEntities[j];
if (mIME_Entity.Header.Contains(text3))
{
MIME_h[] array3 = mIME_Entity.Header[text3];
for (int k = 0; k < array3.Length; k++)
{
list.Add(array3[k].ValueToString());
}
}
}
array = list.ToArray();
}
}
else if (text == "message.body_text")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
mime.BodyText
};
}
}
else if (text == "message.body_html")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
mime.BodyHtmlText
};
}
}
else if (text == "message.content_md5")
{
if (!syntaxCheckOnly)
{
List <string> list2 = new List <string>();
MIME_Entity[] allEntities2 = mime.AllEntities;
for (int l = 0; l < allEntities2.Length; l++)
{
MIME_Entity mIME_Entity2 = allEntities2[l];
try
{
if (mIME_Entity2.Body is MIME_b_SinglepartBase)
{
byte[] data = ((MIME_b_SinglepartBase)mIME_Entity2.Body).Data;
if (data != null)
{
MD5CryptoServiceProvider mD5CryptoServiceProvider = new MD5CryptoServiceProvider();
list2.Add(Encoding.UTF8.GetString(mD5CryptoServiceProvider.ComputeHash(data)));
}
}
}
catch
{
}
}
array = list2.ToArray();
}
}
else if (text == "sys.date_time")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
DateTime.Now.ToString("dd.MM.yyyy HH:mm:ss")
};
}
}
else if (text == "sys.date")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
DateTime.Today.ToString("dd.MM.yyyy")
};
}
}
else if (text == "sys.time")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
DateTime.Now.ToString("HH:mm:ss")
};
}
}
else if (text == "sys.day_of_week")
{
if (!syntaxCheckOnly)
{
array = new string[]
{
DateTime.Today.DayOfWeek.ToString()
};
}
}
else
{
if (!(text == "sys.day_of_year"))
{
throw new Exception("Unknown match source '" + text + "' !");
}
if (!syntaxCheckOnly)
{
array = new string[]
{
DateTime.Today.ToString("M")
};
}
}
flag = false;
text = r.ReadWord(true, new char[]
{
' '
}, true);
if (text == null)
{
throw new Exception("Invalid syntax: operator is missing ! \r\n\r\n Near: '" + r.OriginalString.Substring(0, r.Position) + "'");
}
text = text.ToLower();
if (text == "*")
{
string text4 = r.ReadWord();
if (text4 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text4 = text4.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int m = 0; m < array4.Length; m++)
{
string text5 = array4[m];
if (SCore.IsAstericMatch(text4, text5.ToLower()))
{
flag = true;
break;
}
}
}
}
else if (text == "!*")
{
string text6 = r.ReadWord();
if (text6 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text6 = text6.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text7 = array4[j];
if (SCore.IsAstericMatch(text6, text7.ToLower()))
{
flag = false;
break;
}
}
}
}
else if (text == "==")
{
string text8 = r.ReadWord();
if (text8 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text8 = text8.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text9 = array4[j];
if (text8 == text9.ToLower())
{
flag = true;
break;
}
}
}
}
else if (text == "!=")
{
string text10 = r.ReadWord();
if (text10 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text10 = text10.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text11 = array4[j];
if (text10 == text11.ToLower())
{
flag = false;
break;
}
flag = true;
}
}
}
else if (text == ">=")
{
string text12 = r.ReadWord();
if (text12 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text12 = text12.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text13 = array4[j];
if (text13.ToLower().CompareTo(text12) >= 0)
{
flag = true;
break;
}
}
}
}
else if (text == "<=")
{
string text14 = r.ReadWord();
if (text14 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text14 = text14.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text15 = array4[j];
if (text15.ToLower().CompareTo(text14) <= 0)
{
flag = true;
break;
}
}
}
}
else if (text == ">")
{
string text16 = r.ReadWord();
if (text16 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text16 = text16.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text17 = array4[j];
if (text17.ToLower().CompareTo(text16) > 0)
{
flag = true;
break;
}
}
}
}
else if (text == "<")
{
string text18 = r.ReadWord();
if (text18 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text18 = text18.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text19 = array4[j];
if (text19.ToLower().CompareTo(text18) < 0)
{
flag = true;
break;
}
}
}
}
else
{
if (!(text == "regex"))
{
throw new Exception("Unknown keword '" + text + "' !");
}
string text20 = r.ReadWord();
if (text20 == null)
{
throw new Exception("Invalid syntax: <SP> \"value\" is missing !");
}
text20 = text20.ToLower();
if (!syntaxCheckOnly)
{
string[] array4 = array;
for (int j = 0; j < array4.Length; j++)
{
string text21 = array4[j];
if (Regex.IsMatch(text20, text21.ToLower()))
{
flag = true;
break;
}
}
}
}
possibleClauseItem = (GlobalMessageRuleProcessor.PossibleClauseItem) 6;
}
}
return(flag);
}