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/*
* Copyright (C) 2005 Apple Computer, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 <WebKit/WebPanelAuthenticationHandler.h>
#import <Foundation/NSURLAuthenticationChallenge.h>
#import <WebKit/WebAuthenticationPanel.h>
#import <wtf/Assertions.h>
static NSString *WebModalDialogPretendWindow = @"WebModalDialogPretendWindow";
@implementation WebPanelAuthenticationHandler
WebPanelAuthenticationHandler *sharedHandler;
+ (id)sharedHandler
{
if (sharedHandler == nil)
sharedHandler = [[self alloc] init];
return sharedHandler;
}
-(id)init
{
self = [super init];
if (self != nil) {
windowToPanel = [[NSMapTable alloc] initWithKeyOptions:NSPointerFunctionsStrongMemory valueOptions:NSPointerFunctionsStrongMemory capacity:0];
challengeToWindow = [[NSMapTable alloc] initWithKeyOptions:NSPointerFunctionsStrongMemory valueOptions:NSPointerFunctionsStrongMemory capacity:0];
windowToChallengeQueue = [[NSMapTable alloc] initWithKeyOptions:NSPointerFunctionsStrongMemory valueOptions:NSPointerFunctionsStrongMemory capacity:0];
}
return self;
}
-(void)dealloc
{
[windowToPanel release];
[challengeToWindow release];
[windowToChallengeQueue release];
[super dealloc];
}
-(void)enqueueChallenge:(NSURLAuthenticationChallenge *)challenge forWindow:(id)window
{
NSMutableArray *queue = [windowToChallengeQueue objectForKey:window];
if (!queue) {
queue = [[NSMutableArray alloc] init];
[windowToChallengeQueue setObject:queue forKey:window];
[queue release];
}
[queue addObject:challenge];
}
-(void)tryNextChallengeForWindow:(id)window
{
NSMutableArray *queue = [windowToChallengeQueue objectForKey:window];
if (!queue)
return;
NSURLAuthenticationChallenge *challenge = [[queue objectAtIndex:0] retain];
[queue removeObjectAtIndex:0];
if (![queue count])
[windowToChallengeQueue removeObjectForKey:window];
NSURLCredential *latestCredential = [[NSURLCredentialStorage sharedCredentialStorage] defaultCredentialForProtectionSpace:[challenge protectionSpace]];
if ([latestCredential hasPassword]) {
[[challenge sender] useCredential:latestCredential forAuthenticationChallenge:challenge];
[challenge release];
return;
}
[self startAuthentication:challenge window:(window == WebModalDialogPretendWindow ? nil : window)];
[challenge release];
}
-(void)startAuthentication:(NSURLAuthenticationChallenge *)challenge window:(NSWindow *)w
{
id window = w ? (id)w : (id)WebModalDialogPretendWindow;
if ([windowToPanel objectForKey:window] != nil) {
[self enqueueChallenge:challenge forWindow:window];
return;
}
// In this case, we have an attached sheet that's not one of our
// authentication panels, so enqueing is not an option. Just
// cancel loading instead, since this case is fairly
// unlikely (how would you be loading a page if you had an error
// sheet up?)
if ([w attachedSheet] != nil) {
[[challenge sender] cancelAuthenticationChallenge:challenge];
return;
}
WebAuthenticationPanel *panel = [[WebAuthenticationPanel alloc] initWithCallback:self selector:@selector(_authenticationDoneWithChallenge:result:)];
[challengeToWindow setObject:window forKey:challenge];
[windowToPanel setObject:panel forKey:window];
[panel release];
if (window == WebModalDialogPretendWindow)
[panel runAsModalDialogWithChallenge:challenge];
else
[panel runAsSheetOnWindow:window withChallenge:challenge];
}
-(void)cancelAuthentication:(NSURLAuthenticationChallenge *)challenge
{
id window = [challengeToWindow objectForKey:challenge];
if (!window)
return;
WebAuthenticationPanel *panel = [windowToPanel objectForKey:window];
[panel cancel:self];
}
-(void)_authenticationDoneWithChallenge:(NSURLAuthenticationChallenge *)challenge result:(NSURLCredential *)credential
{
id window = [challengeToWindow objectForKey:challenge];
[window retain];
if (window != nil) {
[windowToPanel removeObjectForKey:window];
[challengeToWindow removeObjectForKey:challenge];
}
if (credential == nil) {
[[challenge sender] continueWithoutCredentialForAuthenticationChallenge:challenge];
} else {
[[challenge sender] useCredential:credential forAuthenticationChallenge:challenge];
}
[self tryNextChallengeForWindow:window];
[window release];
}
@end
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