/*
* Copyright (c) 2013, Florian Zeitz <florob@babelmonkeys.de>
* Copyright (c) 2013, 2016, Jonathan Schleifer <js@heap.zone>
*
* https://heap.zone/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.
*/
#import "XMPPContactManager.h"
#import "XMPPContact.h"
#import "XMPPContact+Private.h"
#import "XMPPJID.h"
#import "XMPPMulticastDelegate.h"
#import "XMPPPresence.h"
#import "XMPPRosterItem.h"
@implementation XMPPContactManager
@synthesize contacts = _contacts;
- (instancetype)initWithConnection: (XMPPConnection *)connection
roster: (XMPPRoster *)roster
{
self = [super init];
@try {
_connection = connection;
[_connection addDelegate: self];
_roster = roster;
[_roster addDelegate: self];
_contacts = [[OFMutableDictionary alloc] init];
_delegates = [[XMPPMulticastDelegate alloc] init];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_connection removeDelegate: self];
[_roster removeDelegate: self];
[_delegates release];
[_contacts release];
[super dealloc];
}
- (void)sendSubscribedToJID: (XMPPJID *)subscriber
{
XMPPPresence *presence = [XMPPPresence presenceWithType: @"subscribed"];
[presence setTo: subscriber];
[_connection sendStanza: presence];
}
- (void)sendUnsubscribedToJID: (XMPPJID *)subscriber
{
XMPPPresence *presence =
[XMPPPresence presenceWithType: @"unsubscribed"];
[presence setTo: subscriber];
[_connection sendStanza: presence];
}
- (void)addDelegate: (id <XMPPContactManagerDelegate>)delegate
{
[_delegates addDelegate: delegate];
}
- (void)removeDelegate: (id <XMPPContactManagerDelegate>)delegate
{
[_delegates removeDelegate: delegate];
}
- (void)rosterWasReceived: (XMPPRoster *)roster
{
OFDictionary *rosterItems;
for (XMPPContact *contact in _contacts)
[_delegates broadcastSelector: @selector(contactManager:
didRemoveContact:)
withObject: self
withObject: contact];
[_contacts release];
_contacts = nil;
_contacts = [[OFMutableDictionary alloc] init];
rosterItems = [roster rosterItems];
for (OFString *bareJID in rosterItems) {
XMPPContact *contact = [[[XMPPContact alloc] init] autorelease];
[contact xmpp_setRosterItem:
[rosterItems objectForKey: bareJID]];
[_contacts setObject: contact
forKey: bareJID];
[_delegates broadcastSelector: @selector(contactManager:
didAddContact:)
withObject: self
withObject: contact];
}
}
- (void)roster: (XMPPRoster *)roster
didReceiveRosterItem: (XMPPRosterItem *)rosterItem
{
XMPPContact *contact;
OFString *bareJID = [[rosterItem JID] bareJID];
contact = [_contacts objectForKey: bareJID];
if ([[rosterItem subscription] isEqual: @"remove"]) {
if (contact != nil)
[_delegates broadcastSelector: @selector(contactManager:
didRemoveContact:)
withObject: self
withObject: contact];
[_contacts removeObjectForKey: bareJID];
return;
}
if (contact == nil) {
contact = [[[XMPPContact alloc] init] autorelease];
[contact xmpp_setRosterItem: rosterItem];
[_contacts setObject: contact
forKey: bareJID];
[_delegates broadcastSelector: @selector(contactManager:
didAddContact:)
withObject: self
withObject: contact];
} else {
[_delegates broadcastSelector: @selector(contact:
willUpdateWithRosterItem:)
withObject: contact
withObject: rosterItem];
[contact xmpp_setRosterItem: rosterItem];
}
}
- (void)connection: (XMPPConnection *)connection
didReceivePresence: (XMPPPresence *)presence
{
XMPPContact *contact;
XMPPJID *JID = [presence from];
OFString *type = [presence type];
/* Subscription request */
if ([type isEqual: @"subscribe"]) {
of_log(@"ObjXMPP: received subscription request");
[_delegates broadcastSelector: @selector(contactManager:
didReceiveSubscriptionRequest:)
withObject: self
withObject: presence];
return;
}
contact = [_contacts objectForKey: [JID bareJID]];
if (contact == nil)
return;
/* Available presence */
if ([type isEqual: @"available"]) {
[contact xmpp_setPresence: presence
resource: [JID resource]];
[_delegates broadcastSelector: @selector(contact:
didSendPresence:)
withObject: contact
withObject: presence];
return;
}
/* Unavailable presence */
if ([type isEqual: @"unavailable"]) {
[contact xmpp_removePresenceForResource: [JID resource]];
[_delegates broadcastSelector: @selector(contact:
didSendPresence:)
withObject: contact
withObject: presence];
return;
}
}
- (void)connection: (XMPPConnection *)connection
didReceiveMessage: (XMPPMessage *)message
{
XMPPJID *JID = [message from];
XMPPContact *contact = [_contacts objectForKey: [JID bareJID]];
if (contact == nil)
return;
[contact xmpp_setLockedOnJID: JID];
[_delegates broadcastSelector: @selector(contact:didSendMessage:)
withObject: contact
withObject: message];
}
@end