1 /*

     2  * Copyright (C) 2005, 2006 Apple Computer, Inc.  All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer. 

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution. 

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission. 

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 #ifndef __LP64__

    29 #import <WebKit/WebNetscapePluginStream.h>

    30 

    31 #import <Foundation/NSURLConnection.h>

    32 #import <WebCore/DocumentLoader.h>

    33 #import <WebCore/Frame.h>

    34 #import <WebCore/FrameLoader.h>

    35 #import <WebCore/NetscapePlugInStreamLoader.h>

    36 #import <WebKit/WebDataSourceInternal.h>

    37 #import <WebKit/WebFrameBridge.h>

    38 #import <WebKit/WebFrameInternal.h>

    39 #import <WebKit/WebKitErrorsPrivate.h>

    40 #import <WebKit/WebKitLogging.h>

    41 #import <WebKit/WebNSURLRequestExtras.h>

    42 #import <WebKit/WebNetscapePluginEmbeddedView.h>

    43 #import <WebKit/WebNetscapePluginPackage.h>

    44 #import <WebKit/WebViewInternal.h>

    45 #import <WebCore/ResourceError.h>

    46 #import <WebCore/WebCoreObjCExtras.h>

    47 #import <wtf/PassRefPtr.h>

    48 

    49 using namespace WebCore;

    50 

    51 @implementation WebNetscapePluginStream

    52 

    53 #ifndef BUILDING_ON_TIGER

    54 + (void)initialize

    55 {

    56     WebCoreObjCFinalizeOnMainThread(self);

    57 }

    58 #endif

    59 

    60 - (id)initWithFrameLoader:(FrameLoader *)frameLoader

    61 {

    62     _frameLoader = frameLoader;

    63     

    64     return self;

    65 }

    66 

    67 - (id)initWithRequest:(NSURLRequest *)theRequest

    68            plugin:(NPP)thePlugin

    69        notifyData:(void *)theNotifyData 

    70  sendNotification:(BOOL)flag

    71 {   

    72     WebBaseNetscapePluginView *view = (WebBaseNetscapePluginView *)thePlugin->ndata;

    73 

    74     if (!core([view webFrame])->loader()->canLoad([theRequest URL], core([view webFrame])->document()))

    75         return nil;

    76 

    77     if ([self initWithRequestURL:[theRequest URL]

    78                           plugin:thePlugin

    79                        notifyData:theNotifyData

    80                  sendNotification:flag] == nil) {

    81         return nil;

    82     }

    83     

    84     // Temporarily set isTerminated to YES to avoid assertion failure in dealloc in case we are released in this method.

    85     isTerminated = YES;

    86     

    87     request = [theRequest mutableCopy];

    88     if (core([view webFrame])->loader()->shouldHideReferrer([theRequest URL], core([view webFrame])->loader()->outgoingReferrer()))

    89         [(NSMutableURLRequest *)request _web_setHTTPReferrer:nil];

    90 

    91     _loader = NetscapePlugInStreamLoader::create(core([view webFrame]), self).releaseRef();

    92     

    93     isTerminated = NO;

    94 

    95     return self;

    96 }

    97 

    98 - (void)dealloc

    99 {

   100     if (_loader)

   101         _loader->deref();

   102     [request release];

   103     [super dealloc];

   104 }

   105 

   106 - (void)finalize

   107 {

   108     ASSERT_MAIN_THREAD();

   109     if (_loader)

   110         _loader->deref();

   111     [super finalize];

   112 }

   113 

   114 - (void)start

   115 {

   116     ASSERT(request);

   117     ASSERT(!_frameLoader);

   118     

   119     _loader->documentLoader()->addPlugInStreamLoader(_loader);

   120     _loader->load(request);

   121 }

   122 

   123 - (void)cancelLoadWithError:(NSError *)error

   124 {

   125     if (_frameLoader) {

   126         ASSERT(!_loader);

   127     

   128         DocumentLoader* documentLoader = _frameLoader->activeDocumentLoader();

   129         ASSERT(documentLoader);

   130         

   131         if (documentLoader->isLoadingMainResource())

   132             documentLoader->cancelMainResourceLoad(error);

   133         return;

   134     }

   135     

   136     if (!_loader->isDone())

   137         _loader->cancel(error);

   138 }

   139 

   140 - (void)stop

   141 {

   142     ASSERT(!_frameLoader);

   143     

   144     if (!_loader->isDone())

   145         [self cancelLoadAndDestroyStreamWithError:_loader->cancelledError()];

   146 }

   147 

   148 @end

   149 #endif