protected override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
Guid guid = ((ShortGuid)this.ActivationKey).Guid;
this.Token = DatabaseHelper.GetSingle<Token, Guid>(DatabaseHelper.SubsystemEnum.Token,
guid, LinqQueries.CompiledQuery_GetTokenByUniqueId);
if (this.Token != default(Token))
{
MembershipUser user = Membership.GetUser(this.Token.UserName);
if (user != null)
{
user.IsApproved = true;
Membership.UpdateUser(user);
DatabaseHelper.Delete<Token>(DatabaseHelper.SubsystemEnum.Token, this.Token);
}
}
return ActivityExecutionStatus.Closed;
}
private Token NextToken()
{
string message = null; // for any error messages.
TokenID tokenID = TokenID.Unknown;
char ch = CurrentChar();
ch = SkipWhitespace(ch);
if (ch == '\0')
return new Token(TokenID.EndOfInput, currentPosition, null);
tokenStartPosition = currentPosition;
tokenValue = null;
if (char.IsDigit(ch))
{
tokenID = ScanNumber();
}
else if (char.IsLetter(ch))
{
tokenID = ScanKeywordOrIdentifier();
}
else
{
switch (ch)
{
case '_':
tokenID = ScanKeywordOrIdentifier();
break;
case '+':
tokenID = TokenID.Plus;
NextChar();
break;
case '-':
tokenID = TokenID.Minus;
NextChar();
break;
case '*':
tokenID = TokenID.Multiply;
NextChar();
break;
case '/':
tokenID = TokenID.Divide;
NextChar();
break;
case '%':
tokenID = TokenID.Modulus;
NextChar();
break;
case '&':
tokenID = TokenID.BitAnd;
if (NextChar() == '&')
{
NextChar();
tokenID = TokenID.And;
}
break;
case '|':
tokenID = TokenID.BitOr;
if (NextChar() == '|')
{
NextChar();
tokenID = TokenID.Or;
}
break;
case '=':
tokenID = TokenID.Assign;
if (NextChar() == '=')
{
// It's "==", so the token is Equal
NextChar();
tokenID = TokenID.Equal;
}
break;
case '!':
tokenID = TokenID.Not;
if (NextChar() == '=')
{
NextChar();
tokenID = TokenID.NotEqual;
}
break;
case '<':
tokenID = TokenID.Less;
ch = NextChar();
if (ch == '=')
{
NextChar();
tokenID = TokenID.LessEqual;
}
else if (ch == '>')
{
NextChar();
tokenID = TokenID.NotEqual;
}
break;
case '>':
tokenID = TokenID.Greater;
if (NextChar() == '=')
{
NextChar();
tokenID = TokenID.GreaterEqual;
}
break;
case '(':
tokenID = TokenID.LParen;
NextChar();
break;
case ')':
tokenID = TokenID.RParen;
NextChar();
break;
case '.':
tokenID = TokenID.Dot;
if (char.IsDigit(PeekNextChar()))
tokenID = ScanDecimal();
else
NextChar(); // consume the '.'
break;
case ',':
tokenID = TokenID.Comma;
NextChar();
break;
case ';':
tokenID = TokenID.Semicolon;
NextChar();
break;
case '[':
tokenID = TokenID.LBracket;
NextChar();
break;
case ']':
tokenID = TokenID.RBracket;
NextChar();
break;
case '{':
tokenID = TokenID.LCurlyBrace;
NextChar();
break;
case '}':
tokenID = TokenID.RCurlyBrace;
NextChar();
break;
case '@':
ch = NextChar();
if (ch == '"')
{
tokenID = ScanVerbatimStringLiteral();
}
else
{
message = string.Format(CultureInfo.CurrentCulture, Messages.Parser_InvalidCharacter, ch);
throw new RuleSyntaxException(ErrorNumbers.Error_InvalidCharacter, message, tokenStartPosition);
}
NextChar();
break;
case '"':
tokenID = ScanStringLiteral();
NextChar();
break;
case '\'':
tokenID = ScanCharacterLiteral();
NextChar();
break;
default:
NextChar();
message = string.Format(CultureInfo.CurrentCulture, Messages.Parser_InvalidCharacter, ch);
throw new RuleSyntaxException(ErrorNumbers.Error_InvalidCharacter, message, tokenStartPosition);
}
}
Token token = new Token(tokenID, tokenStartPosition, tokenValue);
currentToken = tokenID;
return token;
}
internal void TokenizeForIntellisense(List<Token> tokenList)
{
Token token = null;
do
{
try
{
token = NextToken();
tokenList.Add(token);
}
catch (RuleSyntaxException)
{
// Instead of the invalid token, insert a "placeholder" illegal
// token. This will prevent accidentally legal expressions.
token = new Token(TokenID.Illegal, 0, null);
tokenList.Add(token);
}
} while (token != null && token.TokenID != TokenID.EndOfInput);
}
internal void TokenizeForIntellisense(List<Token> tokenList)
{
Token item = null;
do
{
try
{
item = this.NextToken();
tokenList.Add(item);
}
catch (RuleSyntaxException)
{
item = new Token(TokenID.Illegal, 0, null);
tokenList.Add(item);
}
}
while ((item != null) && (item.TokenID != TokenID.EndOfInput));
}
private Token NextToken()
{
string message = null;
Token token;
TokenID unknown = TokenID.Unknown;
char ch = this.CurrentChar();
ch = this.SkipWhitespace(ch);
if (ch == '\0')
{
return new Token(TokenID.EndOfInput, this.currentPosition, null);
}
this.tokenStartPosition = this.currentPosition;
this.tokenValue = null;
if (char.IsDigit(ch))
{
unknown = this.ScanNumber();
}
else if (char.IsLetter(ch))
{
unknown = this.ScanKeywordOrIdentifier();
}
else
{
switch (ch)
{
case '!':
unknown = TokenID.Not;
if (this.NextChar() == '=')
{
this.NextChar();
unknown = TokenID.NotEqual;
}
goto Label_0397;
case '"':
unknown = this.ScanStringLiteral();
this.NextChar();
goto Label_0397;
case '%':
unknown = TokenID.Modulus;
this.NextChar();
goto Label_0397;
case '&':
unknown = TokenID.BitAnd;
if (this.NextChar() == '&')
{
this.NextChar();
unknown = TokenID.And;
}
goto Label_0397;
case '\'':
unknown = this.ScanCharacterLiteral();
this.NextChar();
goto Label_0397;
case '(':
unknown = TokenID.LParen;
this.NextChar();
goto Label_0397;
case ')':
unknown = TokenID.RParen;
this.NextChar();
goto Label_0397;
case '*':
unknown = TokenID.Multiply;
this.NextChar();
goto Label_0397;
case '+':
unknown = TokenID.Plus;
this.NextChar();
goto Label_0397;
case ',':
unknown = TokenID.Comma;
this.NextChar();
goto Label_0397;
case '-':
unknown = TokenID.Minus;
this.NextChar();
goto Label_0397;
case '.':
unknown = TokenID.Dot;
if (!char.IsDigit(this.PeekNextChar()))
{
this.NextChar();
}
else
{
unknown = this.ScanDecimal();
}
goto Label_0397;
case '/':
unknown = TokenID.Divide;
this.NextChar();
goto Label_0397;
case ';':
unknown = TokenID.Semicolon;
this.NextChar();
goto Label_0397;
case '<':
unknown = TokenID.Less;
switch (this.NextChar())
{
case '=':
this.NextChar();
unknown = TokenID.LessEqual;
break;
case '>':
this.NextChar();
unknown = TokenID.NotEqual;
break;
}
goto Label_0397;
case '=':
unknown = TokenID.Assign;
if (this.NextChar() == '=')
{
this.NextChar();
unknown = TokenID.Equal;
}
goto Label_0397;
case '>':
unknown = TokenID.Greater;
if (this.NextChar() == '=')
{
this.NextChar();
unknown = TokenID.GreaterEqual;
}
goto Label_0397;
case '@':
ch = this.NextChar();
if (ch != '"')
{
message = string.Format(CultureInfo.CurrentCulture, Messages.Parser_InvalidCharacter, new object[] { ch });
throw new RuleSyntaxException(0x17b, message, this.tokenStartPosition);
}
unknown = this.ScanVerbatimStringLiteral();
this.NextChar();
goto Label_0397;
case '[':
unknown = TokenID.LBracket;
this.NextChar();
goto Label_0397;
case ']':
unknown = TokenID.RBracket;
this.NextChar();
goto Label_0397;
case '_':
unknown = this.ScanKeywordOrIdentifier();
goto Label_0397;
case '{':
unknown = TokenID.LCurlyBrace;
this.NextChar();
goto Label_0397;
case '|':
unknown = TokenID.BitOr;
if (this.NextChar() == '|')
{
this.NextChar();
unknown = TokenID.Or;
}
goto Label_0397;
case '}':
unknown = TokenID.RCurlyBrace;
this.NextChar();
goto Label_0397;
}
this.NextChar();
message = string.Format(CultureInfo.CurrentCulture, Messages.Parser_InvalidCharacter, new object[] { ch });
throw new RuleSyntaxException(0x17b, message, this.tokenStartPosition);
}
Label_0397:
token = new Token(unknown, this.tokenStartPosition, this.tokenValue);
this.currentToken = unknown;
return token;
}
