properly writing the refs to file after a push

.gitignore

@@ -1,3 +1,3 @@
 build/*
-iGitHub.xcodeproj/schacon*
+iGitHub.xcodeproj/schacon.*
 

Git/Git.h

@@ -21,6 +21,7 @@
 - (void) initGitRepo;
 
 - (NSString *) writeObject:(NSData *)objectData withType:(NSString *)type withSize:(int)size;
+- (void) updateRef:(NSString *)refName toSha:(NSString *)toSha;
 
 - (NSMutableArray *) getCommitsFromSha:(NSString *)shaValue withLimit:(int)commitSize;
 - (NSString *) getLooseObjectPathBySha:(NSString *)shaValue;

Git/Git.m

@@ -36,12 +36,26 @@ - (BOOL) ensureGitPath {
 	return YES;
 }
 
+- (void) updateRef:(NSString *)refName toSha:(NSString *)toSha
+{
+	NSFileManager *fm = [NSFileManager defaultManager];
+	NSString *refPath = [gitDirectory stringByAppendingPathComponent:refName];
+	[fm createFileAtPath:refPath contents:[NSData dataWithBytes:[toSha UTF8String] length:[toSha length]] attributes:nil];
+}
+
 - (void) initGitRepo {
 	NSFileManager *fm = [NSFileManager defaultManager];
 	[fm createDirectoryAtPath:gitDirectory attributes:nil];
 
 	//NSLog(@"Dir Created: %@ %d", gitDirectory, [gitDirectory length]);
-
+	NSString *config = @"[core]\n\trepositoryformatversion = 0\n\tfilemode = true\n\tbare = true\n\tlogallrefupdates = true\n";
+	NSString *configFile = [gitDirectory stringByAppendingPathComponent:@"config"];
+	[fm createFileAtPath:configFile contents:[NSData dataWithBytes:[config UTF8String] length:[config length]] attributes:nil];
+
+	NSString *head = @"ref: refs/heads/master\n";
+	NSString *headFile = [gitDirectory stringByAppendingPathComponent:@"HEAD"];
+	[fm createFileAtPath:headFile contents:[NSData dataWithBytes:[head UTF8String] length:[head length]] attributes:nil];
+
 	[fm createDirectoryAtPath:[gitDirectory stringByAppendingPathComponent:@"refs"] attributes:nil];
 	[fm createDirectoryAtPath:[gitDirectory stringByAppendingPathComponent:@"refs/heads"] attributes:nil];
 	[fm createDirectoryAtPath:[gitDirectory stringByAppendingPathComponent:@"refs/tags"] attributes:nil];

Git/GitServerHandler.m

@@ -94,8 +94,8 @@ - (void) receivePack:(NSString *)repositoryName {
 - (void) sendRefs {
 	NSLog(@"send refs");
 
-	// get refs from gitRepo		//
-	// foreach ref, send to client	//
+	// TODO : get refs from gitRepo		//
+	// foreach ref, send to client	    //
 	/*
 	 refs.each do |ref|
 	 send_ref(ref[1], ref[0])
@@ -122,16 +122,18 @@ - (void) readRefs {
 	NSString *data;
 	NSLog(@"read refs");
 	data = [self packetReadLine];
+	NSMutableArray *refs = [[NSMutableArray alloc] init];
 	while([data length] > 0) {
 		NSArray  *values  = [data componentsSeparatedByString:@" "];
-		[refsRead addObject: values];  // save the refs for writing later
+		[refs addObject: values];  // save the refs for writing later
 
 		/* DEBUGGING */
 		NSLog(@"ref: [%@ : %@ : %@]", [values objectAtIndex: 0], \
 			  [values objectAtIndex: 1], [values objectAtIndex: 2]);
 
 		data = [self packetReadLine];
 	}
+	refsRead = [NSArray arrayWithArray:refs];
 }
 
 /*
@@ -398,6 +400,16 @@ - (int) readPackHeader {
  */
 - (void) writeRefs {
 	NSLog(@"write refs");
+	NSEnumerator *e = [refsRead objectEnumerator];
+	NSArray *thisRef;
+	NSString *toSha, *refName;
+
+	while ( (thisRef = [e nextObject]) ) {
+		NSLog(@"ref: %@", thisRef);
+		toSha   = [thisRef objectAtIndex:1];
+		refName = [thisRef objectAtIndex:2];
+		[gitRepo updateRef:refName toSha:toSha];
+	}	
 }