/*
* Copyright (c) 2011, Jonathan Schleifer <js@webkeks.org>
* Copyright (c) 2011, Florian Zeitz <florob@babelmonkeys.de>
*
* https://webkeks.org/git/?p=objxmpp.git
*
* 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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <assert.h>
#import "XMPPPresence.h"
#import "namespaces.h"
// This provides us with sortable values for show values
static int show_to_int(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;
assert(0);
}
@implementation XMPPPresence
+ presence
{
return [[[self alloc] init] autorelease];
}
+ presenceWithID: (OFString*)ID
{
return [[[self alloc] initWithID: ID] autorelease];
}
+ presenceWithType: (OFString*)type
{
return [[[self alloc] initWithType: type] autorelease];
}
+ presenceWithType: (OFString*)type
ID: (OFString*)ID
{
return [[[self alloc] initWithType: type
ID: ID] autorelease];
}
- init
{
return [self initWithType: nil
ID: nil];
}
- initWithID: (OFString*)ID
{
return [self initWithType: nil
ID: ID];
}
- initWithType: (OFString*)type
{
return [self initWithType: type
ID: nil];
}
- initWithType: (OFString*)type
ID: (OFString*)ID
{
return [super initWithName: @"presence"
type: type
ID: ID];
}
- initWithElement: (OFXMLElement*)element
{
self = [super initWithElement: element];
@try {
OFXMLElement *subElement;
if ((subElement = [element elementForName: @"show"
namespace: XMPP_NS_CLIENT]))
[self setShow: [subElement stringValue]];
if ((subElement = [element elementForName: @"status"
namespace: XMPP_NS_CLIENT]))
[self setStatus: [subElement stringValue]];
if ((subElement = [element elementForName: @"priority"
namespace: XMPP_NS_CLIENT]))
[self setPriority:
[OFNumber numberWithIntMax:
[[subElement stringValue] decimalValue]]];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_status release];
[_show release];
[_priority release];
[super dealloc];
}
- (OFString*)type
{
if (_type == nil)
return @"available";
return [[_type copy] autorelease];
}
- (void)setShow: (OFString*)show
{
OFXMLElement *oldShow = [self elementForName: @"show"
namespace: XMPP_NS_CLIENT];
if (oldShow != nil)
[self removeChild: oldShow];
if (show != nil)
[self addChild: [OFXMLElement elementWithName: @"show"
namespace: XMPP_NS_CLIENT
stringValue: show]];
OF_SETTER(_show, show, YES, 1);
}
- (OFString*)show
{
return [[_show copy] autorelease];
}
- (void)setStatus: (OFString*)status
{
OFXMLElement *oldStatus = [self elementForName: @"status"
namespace: XMPP_NS_CLIENT];
if (oldStatus != nil)
[self removeChild: oldStatus];
if (status != nil)
[self addChild: [OFXMLElement elementWithName: @"status"
namespace: XMPP_NS_CLIENT
stringValue: status]];
OF_SETTER(_status, status, YES, 1);
}
- (OFString*)status
{
return [[_status copy] autorelease];
}
- (void)setPriority: (OFNumber*)priority
{
intmax_t prio = [priority intMaxValue];
if ((prio < -128) || (prio > 127))
@throw [OFInvalidArgumentException
exceptionWithClass: [self class]
selector: _cmd];
OFXMLElement *oldPriority = [self elementForName: @"priority"
namespace: XMPP_NS_CLIENT];
if (oldPriority != nil)
[self removeChild: oldPriority];
OFString* priority_s =
[OFString stringWithFormat: @"%" @PRId8, [priority int8Value]];
[self addChild: [OFXMLElement elementWithName: @"priority"
namespace: XMPP_NS_CLIENT
stringValue: priority_s]];
OF_SETTER(_priority, priority, YES, 1);
}
- (OFNumber*)priority
{
return [[_priority copy] autorelease];
}
- (of_comparison_result_t)compare: (id <OFComparing>)object
{
XMPPPresence *otherPresence;
OFNumber *otherPriority;
OFString *otherShow;
of_comparison_result_t priorityOrder;
if (object == self)
return OF_ORDERED_SAME;
if (![object isKindOfClass: [XMPPPresence class]])
@throw [OFInvalidArgumentException
exceptionWithClass: [self class]
selector: _cmd];
otherPresence = (XMPPPresence*)object;
otherPriority = [otherPresence priority];
if (otherPriority == nil)
otherPriority = [OFNumber numberWithInt8: 0];
if (_priority != nil)
priorityOrder = [_priority compare: otherPriority];
else
priorityOrder =
[[OFNumber numberWithInt8: 0] compare: otherPriority];
if (priorityOrder != OF_ORDERED_SAME)
return priorityOrder;
otherShow = [otherPresence show];
if ([_show isEqual: otherShow])
return OF_ORDERED_SAME;
if (show_to_int(_show) < show_to_int(otherShow))
return OF_ORDERED_ASCENDING;
return OF_ORDERED_DESCENDING;
}
@end