Added fallback code for server version identification.

Good news: Sequel Pro can now connect to sphinxql server.
Bad news: It will treat it like a MySQL 2 server (or whatever version of Sphinx is running)

Frameworks/SPMySQLFramework/Source/SPMySQLConnection Categories/Max Packet Size.m

@@ -108,6 +108,10 @@ - (void)_updateMaxQuerySize

	// Make a standard query to the server to retrieve the information
	SPMySQLResult *result = [self queryString:packetQueryString];
	if(!result) { // query fails on sphinxql
		NSLog(@"Query for max_allowed_packet failed: %@ (%lu) (on %@)", [self lastErrorMessage], [self lastErrorID], [self serverVersionString]);
		return;
	}
	[result setReturnDataAsStrings:YES];

	// Get the maximum size string

Frameworks/SPMySQLFramework/Source/SPMySQLConnection Categories/Server Info.m

@@ -42,10 +42,15 @@ @implementation SPMySQLConnection (Server_Info)
 */
- (NSString *)serverVersionString
{
	if (serverVersionString) {
		return [NSString stringWithString:serverVersionString];
	if (serverVariableVersion) {
		return [NSString stringWithString:serverVariableVersion];
	}

#warning FIXME: There is probably a race condition here with -[self _disconnect]
	if(mySQLConnection) {
		return [self _stringForCString:mysql_get_server_info(mySQLConnection)];
	}
	
	return nil;
}

@@ -54,9 +59,9 @@ - (NSString *)serverVersionString
 */
- (NSUInteger)serverMajorVersion
{
	
	if (serverVersionString != nil) {
		NSString *s = [[serverVersionString componentsSeparatedByString:@"."] objectAtIndex:0];
	NSString *ver;
	if ((ver = [self serverVersionString]) != nil) {
		NSString *s = [[ver componentsSeparatedByString:@"."] objectAtIndex:0];
		return (NSUInteger)[s integerValue];
	} 
	
@@ -68,8 +73,9 @@ - (NSUInteger)serverMajorVersion
 */
- (NSUInteger)serverMinorVersion
{
	if (serverVersionString != nil) {
		NSString *s = [[serverVersionString componentsSeparatedByString:@"."] objectAtIndex:1];
	NSString *ver;
	if ((ver = [self serverVersionString]) != nil) {
		NSString *s = [[ver componentsSeparatedByString:@"."] objectAtIndex:1];
		return (NSUInteger)[s integerValue];
	}
	
@@ -81,8 +87,9 @@ - (NSUInteger)serverMinorVersion
 */
- (NSUInteger)serverReleaseVersion
{
	if (serverVersionString != nil) {
		NSString *s = [[serverVersionString componentsSeparatedByString:@"."] objectAtIndex:2];
	NSString *ver;
	if ((ver = [self serverVersionString]) != nil) {
		NSString *s = [[ver componentsSeparatedByString:@"."] objectAtIndex:2];
		return (NSUInteger)[[[s componentsSeparatedByString:@"-"] objectAtIndex:0] integerValue];
	}
	
@@ -98,9 +105,10 @@ - (NSUInteger)serverReleaseVersion
 */
- (BOOL)serverVersionIsGreaterThanOrEqualTo:(NSUInteger)aMajorVersion minorVersion:(NSUInteger)aMinorVersion releaseVersion:(NSUInteger)aReleaseVersion
{
	if (!serverVersionString) return NO;
	NSString *ver;
	if (!(ver = [self serverVersionString])) return NO;

	NSArray *serverVersionParts = [serverVersionString componentsSeparatedByString:@"."];
	NSArray *serverVersionParts = [ver componentsSeparatedByString:@"."];

	NSUInteger serverMajorVersion = (NSUInteger)[[serverVersionParts objectAtIndex:0] integerValue];
	if (serverMajorVersion < aMajorVersion) return NO;

Frameworks/SPMySQLFramework/Source/SPMySQLConnection.h

@@ -100,7 +100,7 @@
	BOOL previousEncodingUsesLatin1Transport;

	// Server details
	NSString *serverVersionString;
	NSString *serverVariableVersion;

	// Error state for the last query or connection state
	NSUInteger queryErrorID;

Frameworks/SPMySQLFramework/Source/SPMySQLConnection.m

@@ -175,7 +175,7 @@ - (id)init
		[connectionLock setName:@"SPMySQLConnection query lock"];

		// Ensure the server detail records are initialised
		serverVersionString = nil;
		serverVariableVersion = nil;

		// Start with a blank error state
		queryErrorID = 0;
@@ -249,7 +249,7 @@ - (void) dealloc

	if (database) [database release], database = nil;
	if (databaseToRestore) [databaseToRestore release], databaseToRestore = nil;
	if (serverVersionString) [serverVersionString release], serverVersionString = nil;
	if (serverVariableVersion) [serverVariableVersion release], serverVariableVersion = nil;
	if (queryErrorMessage) [queryErrorMessage release], queryErrorMessage = nil;
	if (querySqlstate) [querySqlstate release], querySqlstate = nil;
	[delegateDecisionLock release];
@@ -911,7 +911,7 @@ - (void)_disconnect
	}

	// Clear host-specific information
	if (serverVersionString) [serverVersionString release], serverVersionString = nil;
	if (serverVariableVersion) [serverVariableVersion release], serverVariableVersion = nil;
	if (database) [database release], database = nil;

	state = SPMySQLDisconnected;
@@ -940,8 +940,8 @@ - (void)_updateConnectionVariables
	}

	// Copy the server version string to the instance variable
	if (serverVersionString) [serverVersionString release], serverVersionString = nil;
	serverVersionString = [[variables objectForKey:@"version"] retain];
	if (serverVariableVersion) [serverVariableVersion release], serverVariableVersion = nil;
	serverVariableVersion = [[variables objectForKey:@"version"] retain];

	// Get the connection encoding.  Although a specific encoding may have been requested on
	// connection, it may be overridden by init_connect commands or connection state changes.

Source/SPServerSupport.m

@@ -95,10 +95,10 @@ @implementation SPServerSupport
- (id)initWithMajorVersion:(NSInteger)majorVersion minor:(NSInteger)minorVersion release:(NSInteger)releaseVersion
{
	if ((self = [super init])) {
		
		serverMajorVersion   = majorVersion;
		serverMinorVersion   = minorVersion;
		serverReleaseVersion = releaseVersion;
		// Might be NSNotFound if unknown. unknown should also lose against "0".
		serverMajorVersion   = (majorVersion   != NSNotFound)? majorVersion   : -1;
		serverMinorVersion   = (minorVersion   != NSNotFound)? minorVersion   : -1;
		serverReleaseVersion = (releaseVersion != NSNotFound)? releaseVersion : -1;
		
		// Determine what the server supports
		[self evaluate];