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//
// PBGitSHA.m
// GitX
//
// Created by BrotherBard on 3/28/10.
// Copyright 2010 BrotherBard. All rights reserved.
//
#import "PBGitSHA.h"
@interface PBGitSHA ()
- (id)initWithOID:(git_oid)g_oid;
@end
@implementation PBGitSHA
@synthesize oid;
@synthesize string;
+ (PBGitSHA *)shaWithOID:(git_oid)oid
{
return [[PBGitSHA alloc] initWithOID:oid];
}
+ (PBGitSHA *)shaWithString:(NSString *)shaString
{
git_oid oid;
int err = git_oid_mkstr(&oid, [shaString UTF8String]);
if (err == GIT_ENOTOID)
return nil;
return [self shaWithOID:oid];
}
+ (PBGitSHA *)shaWithCString:(const char *)shaCString
{
git_oid oid;
int err = git_oid_mkstr(&oid, shaCString);
if (err == GIT_ENOTOID)
return nil;
return [self shaWithOID:oid];
}
+ (BOOL)isSelectorExcludedFromWebScript:(SEL)aSelector
{
return NO;
}
+ (BOOL)isKeyExcludedFromWebScript:(const char *)name
{
return NO;
}
#pragma mark -
#pragma mark PBGitSHA
- (id)initWithOID:(git_oid)g_oid
{
self = [super init];
if (!self)
return nil;
oid = g_oid;
return self;
}
- (NSString *)string
{
if (!string) {
char *hex = git_oid_mkhex(&oid);
if (hex == NULL)
return nil;
string = [NSString stringWithUTF8String:hex];
free(hex);
}
return string;
}
- (BOOL)isEqual:(id)otherSHA
{
if (self == otherSHA)
return YES;
git_oid other_oid = [(PBGitSHA *)otherSHA oid];
return git_oid_cmp(&oid, &other_oid) == 0;
}
- (BOOL)isEqualToOID:(git_oid)other_oid
{
return git_oid_cmp(&oid, &other_oid) == 0;
}
- (NSUInteger)hash
{
NSUInteger hash;
memcpy(&hash, &(oid.id), sizeof(NSUInteger));
return hash;
}
- (NSString *)description
{
return [self string];
}
#pragma mark <NSCopying>
- (id)copyWithZone:(NSZone *)zone
{
git_oid oidCopy;
git_oid_cpy(&oidCopy, &oid);
PBGitSHA *copy = [[[self class] allocWithZone:zone] initWithOID:oidCopy];
return copy;
}
@end
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