1/*
2 * Copyright (C) 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
29#include "config.h"
30#include "NetscapePlugInStreamLoader.h"
31
32#include "DocumentLoader.h"
33#include "FrameLoader.h"
34#include "FrameLoaderClient.h"
35
36namespace WebCore {
37
38NetscapePlugInStreamLoader::NetscapePlugInStreamLoader(Frame* frame, NetscapePlugInStreamLoaderClient* client)
39    : ResourceLoader(frame, ResourceLoaderOptions(SendCallbacks, SniffContent, DoNotBufferData, AllowStoredCredentials, AskClientForAllCredentials, SkipSecurityCheck))
40    , m_client(client)
41{
42}
43
44NetscapePlugInStreamLoader::~NetscapePlugInStreamLoader()
45{
46}
47
48PassRefPtr<NetscapePlugInStreamLoader> NetscapePlugInStreamLoader::create(Frame* frame, NetscapePlugInStreamLoaderClient* client, const ResourceRequest& request)
49{
50    RefPtr<NetscapePlugInStreamLoader> loader(adoptRef(new NetscapePlugInStreamLoader(frame, client)));
51    loader->documentLoader()->addPlugInStreamLoader(loader.get());
52    if (!loader->init(request))
53        return 0;
54
55    return loader.release();
56}
57
58bool NetscapePlugInStreamLoader::isDone() const
59{
60    return !m_client;
61}
62
63void NetscapePlugInStreamLoader::releaseResources()
64{
65    m_client = 0;
66    ResourceLoader::releaseResources();
67}
68
69void NetscapePlugInStreamLoader::didReceiveResponse(const ResourceResponse& response)
70{
71    RefPtr<NetscapePlugInStreamLoader> protect(this);
72
73    m_client->didReceiveResponse(this, response);
74
75    // Don't continue if the stream is cancelled
76    if (!m_client)
77        return;
78
79    ResourceLoader::didReceiveResponse(response);
80
81    // Don't continue if the stream is cancelled
82    if (!m_client)
83        return;
84
85    if (!response.isHTTP())
86        return;
87
88    if (m_client->wantsAllStreams())
89        return;
90
91    // Status code can be null when serving from a Web archive.
92    if (response.httpStatusCode() && (response.httpStatusCode() < 100 || response.httpStatusCode() >= 400))
93        cancel(frameLoader()->client()->fileDoesNotExistError(response));
94}
95
96void NetscapePlugInStreamLoader::didReceiveData(const char* data, int length, long long encodedDataLength, DataPayloadType dataPayloadType)
97{
98    didReceiveDataOrBuffer(data, length, 0, encodedDataLength, dataPayloadType);
99}
100
101void NetscapePlugInStreamLoader::didReceiveBuffer(PassRefPtr<SharedBuffer> buffer, long long encodedDataLength, DataPayloadType dataPayloadType)
102{
103    didReceiveDataOrBuffer(0, 0, buffer, encodedDataLength, dataPayloadType);
104}
105
106void NetscapePlugInStreamLoader::didReceiveDataOrBuffer(const char* data, int length, PassRefPtr<SharedBuffer> buffer, long long encodedDataLength, DataPayloadType dataPayloadType)
107{
108    RefPtr<NetscapePlugInStreamLoader> protect(this);
109
110    m_client->didReceiveData(this, buffer ? buffer->data() : data, buffer ? buffer->size() : length);
111
112    ResourceLoader::didReceiveDataOrBuffer(data, length, buffer, encodedDataLength, dataPayloadType);
113}
114
115void NetscapePlugInStreamLoader::didFinishLoading(double finishTime)
116{
117    RefPtr<NetscapePlugInStreamLoader> protect(this);
118
119    m_documentLoader->removePlugInStreamLoader(this);
120    m_client->didFinishLoading(this);
121    ResourceLoader::didFinishLoading(finishTime);
122}
123
124void NetscapePlugInStreamLoader::didFail(const ResourceError& error)
125{
126    RefPtr<NetscapePlugInStreamLoader> protect(this);
127
128    m_documentLoader->removePlugInStreamLoader(this);
129    m_client->didFail(this, error);
130    ResourceLoader::didFail(error);
131}
132
133void NetscapePlugInStreamLoader::willCancel(const ResourceError& error)
134{
135    m_client->didFail(this, error);
136}
137
138void NetscapePlugInStreamLoader::didCancel(const ResourceError&)
139{
140    // We need to remove the stream loader after the call to didFail, since didFail can
141    // spawn a new run loop and if the loader has been removed it won't be deferred when
142    // the document loader is asked to defer loading.
143    m_documentLoader->removePlugInStreamLoader(this);
144}
145
146}
147