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XMPPResource.m
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XMPPResource.m
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#import "XMPPResource.h"
#import "XMPPJID.h"
#import "XMPPUser.h"
#import "XMPPIQ.h"
#import "XMPPPresence.h"
@implementation XMPPResource
- (id)initWithPresence:(XMPPPresence *)aPresence
{
if(self = [super init])
{
jid = [[aPresence from] retain];
presence = [aPresence retain];
presenceReceived = [[NSDate alloc] init];
}
return self;
}
- (void)dealloc
{
[jid release];
[presence release];
[presenceReceived release];
[super dealloc];
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#pragma mark Encoding, Decoding
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#if ! TARGET_OS_IPHONE
- (id)replacementObjectForPortCoder:(NSPortCoder *)encoder
{
if([encoder isBycopy])
return self;
else
return [NSDistantObject proxyWithLocal:self connection:[encoder connection]];
}
#endif
- (id)initWithCoder:(NSCoder *)coder
{
if(self = [super init])
{
if([coder allowsKeyedCoding])
{
jid = [[coder decodeObjectForKey:@"jid"] retain];
presence = [[coder decodeObjectForKey:@"presence"] retain];
presenceReceived = [[coder decodeObjectForKey:@"presenceReceived"] retain];
}
else
{
jid = [[coder decodeObject] retain];
presence = [[coder decodeObject] retain];
presenceReceived = [[coder decodeObject] retain];
}
}
return self;
}
- (void)encodeWithCoder:(NSCoder *)coder
{
if([coder allowsKeyedCoding])
{
[coder encodeObject:jid forKey:@"jid"];
[coder encodeObject:presence forKey:@"presence"];
[coder encodeObject:presenceReceived forKey:@"presenceReceived"];
}
else
{
[coder encodeObject:jid];
[coder encodeObject:presence];
[coder encodeObject:presenceReceived];
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#pragma mark Standard Methods
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- (XMPPJID *)jid
{
return jid;
}
- (XMPPPresence *)presence
{
return presence;
}
- (NSDate *)presenceReceived
{
return presenceReceived;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#pragma mark Update Methods
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- (void)updateWithPresence:(XMPPPresence *)aPresence
{
[presence release];
presence = [aPresence retain];
[presenceReceived release];
presenceReceived = [[NSDate alloc] init];
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#pragma mark Comparison Methods
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- (NSComparisonResult)compare:(XMPPResource *)another
{
int mp = [[self presence] priority];
int ap = [[another presence] priority];
if(mp < ap)
return NSOrderedDescending;
if(mp > ap)
return NSOrderedAscending;
// Priority is the same.
// Determine who is more available based on their show.
int ms = [[self presence] intShow];
int as = [[another presence] intShow];
if(ms < as)
return NSOrderedDescending;
if(ms > as)
return NSOrderedAscending;
// Priority and Show are the same.
// Determine based on who was the last to receive a presence element.
NSDate *mr = [self presenceReceived];
NSDate *ar = [another presenceReceived];
return [mr compare:ar];
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#pragma mark NSObject Methods
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
- (unsigned)hash
{
return [jid hash];
}
#else
- (NSUInteger)hash
{
return [jid hash];
}
#endif
- (BOOL)isEqual:(id)anObject
{
if([anObject isMemberOfClass:[self class]])
{
XMPPResource *another = (XMPPResource *)anObject;
return [jid isEqual:[another jid]];
}
return NO;
}
- (NSString *)description
{
return [NSString stringWithFormat:@"XMPPResource: %@", [jid full]];
}
@end