5 // Copyright 2011 GRNET S.A. All rights reserved.
7 // Redistribution and use in source and binary forms, with or
8 // without modification, are permitted provided that the following
11 // 1. Redistributions of source code must retain the above
12 // copyright notice, this list of conditions and the following
15 // 2. Redistributions in binary form must reproduce the above
16 // copyright notice, this list of conditions and the following
17 // disclaimer in the documentation and/or other materials
18 // provided with the distribution.
20 // THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
21 // OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
24 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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28 // AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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30 // ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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36 // or implied, of GRNET S.A.
38 #import "PithosNode.h"
39 #import "PithosNodeInfoController.h"
40 #import "ASIDownloadCache.h"
41 #import "ASIPithosRequest.h"
43 @implementation PithosNode
44 @synthesize forcedRefresh, parent, shared, sharingAccount, childrenUpdatedNotificationName, displayName, isLeafItem, icon;
45 @dynamic url, children, pithos, pithosAccount, pithosContainer, pithosObject;
48 #pragma mark Object Lifecycle
51 if ((self = [super init])) {
52 freshness = PithosNodeStateRefreshNeeded;
61 [pithosNodeInfoController release];
62 [sharingAccount release];
64 [displayName release];
65 [childrenUpdatedNotificationName release];
66 [newChildren release];
72 - (BOOL)isEqual:(id)anObject {
73 return ([anObject isKindOfClass:[self class]] && [((PithosNode *)anObject).url isEqual:self.url]);
81 #pragma mark Properties
83 - (void)setShared:(BOOL)aShared {
84 if (shared != aShared) {
91 - (void)setSharingAccount:(NSString *)aSharingAccount {
92 if (![sharingAccount isEqualToString:aSharingAccount]) {
93 [sharingAccount release];
94 sharingAccount = [aSharingAccount retain];
103 - (void)invalidateChildren {
104 if (freshness == PithosNodeStateFresh)
105 freshness = PithosNodeStateRefreshNeeded;
108 - (void)invalidateChildrenRecursive {
109 if (freshness == PithosNodeStateFresh) {
110 for (PithosNode *child in children) {
111 [child invalidateChildrenRecursive];
113 freshness = PithosNodeStateRefreshNeeded;
118 [self invalidateChildren];
122 - (void)forceRefresh {
127 - (void)showPithosNodeInfo:(id)sender {
131 - (void)pithosNodeInfoWillClose:(id)sender {
132 if (pithosNodeInfoController) {
133 [pithosNodeInfoController release];
134 pithosNodeInfoController = nil;
138 - (void)pithosNodeWillBeRemoved {
139 if (pithosNodeInfoController) {
140 pithosNodeInfoController.node = nil;
141 [[pithosNodeInfoController window] close];
143 for (PithosNode *child in children) {
144 [child pithosNodeWillBeRemoved];
149 #pragma mark ASIHTTPRequestDelegate
151 - (void)performRequestFinishedDelegateInBackground:(ASIPithosRequest *)request {
152 dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{
153 [self performSelector:NSSelectorFromString([request.userInfo objectForKey:@"didFinishSelector"]) withObject:request];
157 - (void)performRequestFailedDelegateInBackground:(ASIPithosRequest *)request {
158 dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{
159 [self performSelector:NSSelectorFromString([request.userInfo objectForKey:@"didFailSelector"]) withObject:request];