/*
* Copyright (c) 2011, 2012, 2013, 2016, 2019, 2021,
* Jonathan Schleifer <js@nil.im>
* Copyright (c) 2011, 2012, 2013, Florian Zeitz <florob@babelmonkeys.de>
*
* https://nil.im/objxmpp/
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include <inttypes.h>
#import "XMPPPresence.h"
#import "namespaces.h"
/* This provides us with sortable values for show values */
static int
showToInt(OFString *show)
{
if ([show isEqual: @"chat"])
return 0;
if (show == nil)
return 1; /* available */
if ([show isEqual: @"away"])
return 2;
if ([show isEqual: @"dnd"])
return 3;
if ([show isEqual: @"xa"])
return 4;
OFEnsure(0);
}
@implementation XMPPPresence
@synthesize status = _status, show = _show, priority = _priority;
+ (instancetype)presence
{
return [[[self alloc] init] autorelease];
}
+ (instancetype)presenceWithID: (OFString *)ID
{
return [[[self alloc] initWithID: ID] autorelease];
}
+ (instancetype)presenceWithType: (OFString *)type
{
return [[[self alloc] initWithType: type] autorelease];
}
+ (instancetype)presenceWithType: (OFString *)type ID: (OFString *)ID
{
return [[[self alloc] initWithType: type ID: ID] autorelease];
}
- (instancetype)init
{
return [self initWithType: nil ID: nil];
}
- (instancetype)initWithID: (OFString *)ID
{
return [self initWithType: nil ID: ID];
}
- (instancetype)initWithType: (OFString *)type
{
return [self initWithType: type ID: nil];
}
- (instancetype)initWithType: (OFString *)type ID: (OFString *)ID
{
return [super initWithName: @"presence" type: type ID: ID];
}
- (instancetype)initWithElement: (OFXMLElement *)element
{
self = [super initWithElement: element];
@try {
OFXMLElement *subElement;
if ((subElement = [element elementForName: @"show"
namespace: XMPPClientNS]))
self.show = subElement.stringValue;
if ((subElement = [element elementForName: @"status"
namespace: XMPPClientNS]))
self.status = subElement.stringValue;
if ((subElement = [element elementForName: @"priority"
namespace: XMPPClientNS]))
self.priority = [OFNumber numberWithLongLong:
[subElement longLongValueWithBase: 10]];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_status release];
[_show release];
[_priority release];
[super dealloc];
}
- (void)setShow: (OFString *)show
{
OFXMLElement *oldShow = [self elementForName: @"show"
namespace: XMPPClientNS];
OFString *old;
if (oldShow != nil)
[self removeChild: oldShow];
if (show != nil)
[self addChild: [OFXMLElement elementWithName: @"show"
namespace: XMPPClientNS
stringValue: show]];
old = _show;
_show = [show copy];
[old release];
}
- (void)setStatus: (OFString *)status
{
OFXMLElement *oldStatus = [self elementForName: @"status"
namespace: XMPPClientNS];
OFString *old;
if (oldStatus != nil)
[self removeChild: oldStatus];
if (status != nil)
[self addChild: [OFXMLElement elementWithName: @"status"
namespace: XMPPClientNS
stringValue: status]];
old = _status;
_status = [status copy];
[old release];
}
- (void)setPriority: (OFNumber *)priority
{
long long prio = priority.longLongValue;
OFNumber *old;
if ((prio < -128) || (prio > 127))
@throw [OFInvalidArgumentException exception];
OFXMLElement *oldPriority = [self elementForName: @"priority"
namespace: XMPPClientNS];
if (oldPriority != nil)
[self removeChild: oldPriority];
OFString *priority_s =
[OFString stringWithFormat: @"%hhd", priority.charValue];
[self addChild: [OFXMLElement elementWithName: @"priority"
namespace: XMPPClientNS
stringValue: priority_s]];
old = _priority;
_priority = [priority copy];
[old release];
}
- (OFComparisonResult)compare: (id <OFComparing>)object
{
XMPPPresence *otherPresence;
OFNumber *otherPriority;
OFString *otherShow;
OFComparisonResult priorityOrder;
if (object == self)
return OFOrderedSame;
if (![(id)object isKindOfClass: [XMPPPresence class]])
@throw [OFInvalidArgumentException exception];
otherPresence = (XMPPPresence *)object;
otherPriority = otherPresence.priority;
if (otherPriority == nil)
otherPriority = [OFNumber numberWithChar: 0];
if (_priority != nil)
priorityOrder = [_priority compare: otherPriority];
else
priorityOrder =
[[OFNumber numberWithChar: 0] compare: otherPriority];
if (priorityOrder != OFOrderedSame)
return priorityOrder;
otherShow = otherPresence.show;
if ([_show isEqual: otherShow])
return OFOrderedSame;
if (showToInt(_show) < showToInt(otherShow))
return OFOrderedAscending;
return OFOrderedDescending;
}
@end