1/*
2 * Copyright (C) 2016 Apple 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 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "NetworkDataTask.h"
28
29#include "NetworkDataTaskBlob.h"
30#include "NetworkLoadParameters.h"
31#include "NetworkSession.h"
32#include <WebCore/ResourceError.h>
33#include <WebCore/ResourceResponse.h>
34#include <wtf/RunLoop.h>
35
36#if PLATFORM(COCOA)
37#include "NetworkDataTaskCocoa.h"
38#endif
39#if USE(SOUP)
40#include "NetworkDataTaskSoup.h"
41#endif
42#if USE(CURL)
43#include "NetworkDataTaskCurl.h"
44#endif
45
46namespace WebKit {
47using namespace WebCore;
48
49Ref<NetworkDataTask> NetworkDataTask::create(NetworkSession& session, NetworkDataTaskClient& client, const NetworkLoadParameters& parameters)
50{
51 ASSERT(!parameters.request.url().protocolIsBlob());
52#if PLATFORM(COCOA)
53 return NetworkDataTaskCocoa::create(session, client, parameters.request, parameters.webFrameID, parameters.webPageID, parameters.storedCredentialsPolicy, parameters.contentSniffingPolicy, parameters.contentEncodingSniffingPolicy, parameters.shouldClearReferrerOnHTTPSToHTTPRedirect, parameters.shouldPreconnectOnly, parameters.isMainFrameNavigation, parameters.networkActivityTracker);
54#endif
55#if USE(SOUP)
56 return NetworkDataTaskSoup::create(session, client, parameters.request, parameters.storedCredentialsPolicy, parameters.contentSniffingPolicy, parameters.contentEncodingSniffingPolicy, parameters.shouldClearReferrerOnHTTPSToHTTPRedirect, parameters.isMainFrameNavigation);
57#endif
58#if USE(CURL)
59 return NetworkDataTaskCurl::create(session, client, parameters.request, parameters.storedCredentialsPolicy, parameters.contentSniffingPolicy, parameters.contentEncodingSniffingPolicy, parameters.shouldClearReferrerOnHTTPSToHTTPRedirect, parameters.isMainFrameNavigation);
60#endif
61}
62
63NetworkDataTask::NetworkDataTask(NetworkSession& session, NetworkDataTaskClient& client, const ResourceRequest& requestWithCredentials, StoredCredentialsPolicy storedCredentialsPolicy, bool shouldClearReferrerOnHTTPSToHTTPRedirect, bool dataTaskIsForMainFrameNavigation)
64 : m_failureTimer(*this, &NetworkDataTask::failureTimerFired)
65 , m_session(session)
66 , m_client(&client)
67 , m_partition(requestWithCredentials.cachePartition())
68 , m_storedCredentialsPolicy(storedCredentialsPolicy)
69 , m_lastHTTPMethod(requestWithCredentials.httpMethod())
70 , m_firstRequest(requestWithCredentials)
71 , m_shouldClearReferrerOnHTTPSToHTTPRedirect(shouldClearReferrerOnHTTPSToHTTPRedirect)
72 , m_dataTaskIsForMainFrameNavigation(dataTaskIsForMainFrameNavigation)
73{
74 ASSERT(RunLoop::isMain());
75
76 if (!requestWithCredentials.url().isValid()) {
77 scheduleFailure(InvalidURLFailure);
78 return;
79 }
80
81 if (!portAllowed(requestWithCredentials.url())) {
82 scheduleFailure(BlockedFailure);
83 return;
84 }
85}
86
87NetworkDataTask::~NetworkDataTask()
88{
89 ASSERT(RunLoop::isMain());
90 ASSERT(!m_client);
91}
92
93void NetworkDataTask::scheduleFailure(FailureType type)
94{
95 ASSERT(type != NoFailure);
96 m_scheduledFailureType = type;
97 m_failureTimer.startOneShot(0_s);
98}
99
100void NetworkDataTask::didReceiveResponse(ResourceResponse&& response, ResponseCompletionHandler&& completionHandler)
101{
102 ASSERT(m_client);
103 if (response.isHTTP09()) {
104 auto url = response.url();
105 Optional<uint16_t> port = url.port();
106 if (port && !WTF::isDefaultPortForProtocol(port.value(), url.protocol())) {
107 completionHandler(PolicyAction::Ignore);
108 cancel();
109 m_client->didCompleteWithError({ String(), 0, url, "Cancelled load from '" + url.stringCenterEllipsizedToLength() + "' because it is using HTTP/0.9." });
110 return;
111 }
112 }
113 m_client->didReceiveResponse(WTFMove(response), WTFMove(completionHandler));
114}
115
116bool NetworkDataTask::shouldCaptureExtraNetworkLoadMetrics() const
117{
118 return m_client ? m_client->shouldCaptureExtraNetworkLoadMetrics() : false;
119}
120
121void NetworkDataTask::failureTimerFired()
122{
123 RefPtr<NetworkDataTask> protectedThis(this);
124
125 switch (m_scheduledFailureType) {
126 case BlockedFailure:
127 m_scheduledFailureType = NoFailure;
128 if (m_client)
129 m_client->wasBlocked();
130 return;
131 case InvalidURLFailure:
132 m_scheduledFailureType = NoFailure;
133 if (m_client)
134 m_client->cannotShowURL();
135 return;
136 case NoFailure:
137 ASSERT_NOT_REACHED();
138 break;
139 }
140 ASSERT_NOT_REACHED();
141}
142
143String NetworkDataTask::description() const
144{
145 return emptyString();
146}
147
148} // namespace WebKit
149