Fixed HLTV GetPlayers/GetInfo

SourceQuery.class.php

@@ -22,7 +22,6 @@ class SourceQuery
 	
 	// Packets Ending
 	const A2S_PING      = 0x69;
-	const A2S_GETCHALLENGE = 0x57; // Doesn't work
 	const A2S_INFO      = 0x54;
 	const A2S_PLAYER    = 0x55;
 	const A2S_RULES     = 0x56;
@@ -218,12 +217,14 @@ class SourceQuery
 	
 	public function GetPlayers( )
 	{
-		if( !$this->Connected || !$this->GetChallenge( ) )
+		if( !$this->Connected )
 		{
 			return false;
 		}
 		
-		$this->Socket->Write( self :: A2S_PLAYER, $this->GetChallenge( ) );
+		if( $this->GetChallenge( self :: A2S_PLAYER, self :: S2A_PLAYER ) )
+		{
+			$this->Socket->Write( self :: A2S_PLAYER, $this->Challenge );
 			$this->Socket->Read( );
 			
 			$Type = $this->Buffer->GetByte( );
@@ -232,6 +233,7 @@ class SourceQuery
 			{
 				throw new SourceQueryException( 'GetPlayers: Packet header mismatch. (' . $Type . ')' );
 			}
+		}
 		
 		$Players = Array( );
 		$Count   = $this->Buffer->GetByte( );
@@ -252,12 +254,14 @@ class SourceQuery
 	
 	public function GetRules( )
 	{
-		if( !$this->Connected || !$this->GetChallenge( ) )
+		if( !$this->Connected )
 		{
 			return false;
 		}
 		
-		$this->Socket->Write( self :: A2S_RULES, $this->GetChallenge( ) );
+		if( $this->GetChallenge( self :: A2S_RULES, self :: S2A_RULES ) )
+		{
+			$this->Socket->Write( self :: A2S_RULES, $this->Challenge );
 			$this->Socket->Read( );
 			
 			$Type = $this->Buffer->GetByte( );
@@ -266,6 +270,7 @@ class SourceQuery
 			{
 				throw new SourceQueryException( 'GetRules: Packet header mismatch. (' . $Type . ')' );
 			}
+		}
 		
 		$Rules = Array( );
 		$Count = $this->Buffer->GetShort( );
@@ -284,29 +289,41 @@ class SourceQuery
 		return $Rules;
 	}
 	
-	private function GetChallenge( )
+	private function GetChallenge( $Header, $ExpectedResult )
 	{
 		if( $this->Challenge )
 		{
-			return $this->Challenge;
+			return true;
 		}
 		
-		// A2S_GETCHALLENGE is broken
-		
-		$this->Socket->Write( self :: A2S_PLAYER, 0xFFFFFFFF );
+		$this->Socket->Write( $Header, 0xFFFFFFFF );
 		$this->Socket->Read( );
 		
 		$Type = $this->Buffer->GetByte( );
 		
-		if( $Type != self :: S2A_CHALLENGE )
+		switch( $Type )
 		{
-			throw new SourceQueryException( 'GetChallenge: Packet header mismatch. (' . $Type . ')' );
-		}
+			case self :: S2A_CHALLENGE:
+			{
+				// All clear
 				
-		// Let's keep it raw, instead of reading as long
 				$this->Challenge = $this->Buffer->Get( 4 );
 				
-		return $this->Challenge;
+				return true;
+			}
+			case $ExpectedResult:
+			{
+				// Goldsource (HLTV)
+				
+				return false;
+			}
+			default:
+			{
+				throw new SourceQueryException( 'GetChallenge: Packet header mismatch. (' . $Type . ')' );
+			}
+		}
+		
+		return true;
 	}
 	
 	public function SetRconPassword( $Password )