1 | /* |
2 | * Copyright (C) 2006-2018 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 | * |
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 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 "NavigationAction.h" |
31 | |
32 | #include "Document.h" |
33 | #include "Frame.h" |
34 | #include "FrameLoader.h" |
35 | #include "FrameLoaderClient.h" |
36 | #include "HistoryItem.h" |
37 | #include "MouseEvent.h" |
38 | |
39 | namespace WebCore { |
40 | |
41 | NavigationAction::Requester::Requester(const Document& document) |
42 | : m_url { URL { document.url() } } |
43 | , m_origin { makeRefPtr(document.securityOrigin()) } |
44 | , m_pageIDAndFrameIDPair { document.frame() ? std::make_pair(document.frame()->loader().client().pageID().valueOr(0), document.frame()->loader().client().frameID().valueOr(0)) : std::make_pair<uint64_t, uint64_t>(0, 0) } |
45 | { |
46 | } |
47 | |
48 | NavigationAction::UIEventWithKeyStateData::UIEventWithKeyStateData(const UIEventWithKeyState& uiEvent) |
49 | : isTrusted { uiEvent.isTrusted() } |
50 | , shiftKey { uiEvent.shiftKey() } |
51 | , ctrlKey { uiEvent.ctrlKey() } |
52 | , altKey { uiEvent.altKey() } |
53 | , metaKey { uiEvent.metaKey() } |
54 | { |
55 | } |
56 | |
57 | NavigationAction::MouseEventData::MouseEventData(const MouseEvent& mouseEvent) |
58 | : UIEventWithKeyStateData { mouseEvent } |
59 | , absoluteLocation { mouseEvent.absoluteLocation() } |
60 | , locationInRootViewCoordinates { mouseEvent.locationInRootViewCoordinates() } |
61 | , button { mouseEvent.button() } |
62 | , syntheticClickType { mouseEvent.syntheticClickType() } |
63 | , buttonDown { mouseEvent.buttonDown() } |
64 | { |
65 | } |
66 | |
67 | NavigationAction::NavigationAction() = default; |
68 | NavigationAction::~NavigationAction() = default; |
69 | |
70 | NavigationAction::NavigationAction(const NavigationAction&) = default; |
71 | NavigationAction::NavigationAction(NavigationAction&&) = default; |
72 | |
73 | NavigationAction& NavigationAction::operator=(const NavigationAction&) = default; |
74 | NavigationAction& NavigationAction::operator=(NavigationAction&&) = default; |
75 | |
76 | static bool shouldTreatAsSameOriginNavigation(const Document& document, const URL& url) |
77 | { |
78 | return url.protocolIsAbout() || url.protocolIsData() || (url.protocolIsBlob() && document.securityOrigin().canRequest(url)); |
79 | } |
80 | |
81 | static Optional<NavigationAction::UIEventWithKeyStateData> keyStateDataForFirstEventWithKeyState(Event* event) |
82 | { |
83 | if (UIEventWithKeyState* uiEvent = findEventWithKeyState(event)) |
84 | return NavigationAction::UIEventWithKeyStateData { *uiEvent }; |
85 | return WTF::nullopt; |
86 | } |
87 | |
88 | static Optional<NavigationAction::MouseEventData> mouseEventDataForFirstMouseEvent(Event* event) |
89 | { |
90 | for (Event* e = event; e; e = e->underlyingEvent()) { |
91 | if (e->isMouseEvent()) |
92 | return NavigationAction::MouseEventData { static_cast<const MouseEvent&>(*e) }; |
93 | } |
94 | return WTF::nullopt; |
95 | } |
96 | |
97 | NavigationAction::NavigationAction(Document& requester, const ResourceRequest& resourceRequest, InitiatedByMainFrame initiatedByMainFrame, NavigationType type, ShouldOpenExternalURLsPolicy shouldOpenExternalURLsPolicy, Event* event, const AtomicString& downloadAttribute) |
98 | : m_requester { requester } |
99 | , m_resourceRequest { resourceRequest } |
100 | , m_type { type } |
101 | , m_shouldOpenExternalURLsPolicy { shouldOpenExternalURLsPolicy } |
102 | , m_initiatedByMainFrame { initiatedByMainFrame } |
103 | , m_keyStateEventData { keyStateDataForFirstEventWithKeyState(event) } |
104 | , m_mouseEventData { mouseEventDataForFirstMouseEvent(event) } |
105 | , m_downloadAttribute { downloadAttribute } |
106 | , m_treatAsSameOriginNavigation { shouldTreatAsSameOriginNavigation(requester, resourceRequest.url()) } |
107 | { |
108 | } |
109 | |
110 | static NavigationType navigationType(FrameLoadType frameLoadType, bool isFormSubmission, bool haveEvent) |
111 | { |
112 | if (isFormSubmission) |
113 | return NavigationType::FormSubmitted; |
114 | if (haveEvent) |
115 | return NavigationType::LinkClicked; |
116 | if (isReload(frameLoadType)) |
117 | return NavigationType::Reload; |
118 | if (isBackForwardLoadType(frameLoadType)) |
119 | return NavigationType::BackForward; |
120 | return NavigationType::Other; |
121 | } |
122 | |
123 | NavigationAction::NavigationAction(Document& requester, const ResourceRequest& resourceRequest, InitiatedByMainFrame initiatedByMainFrame, FrameLoadType frameLoadType, bool isFormSubmission, Event* event, ShouldOpenExternalURLsPolicy shouldOpenExternalURLsPolicy, const AtomicString& downloadAttribute) |
124 | : m_requester { requester } |
125 | , m_resourceRequest { resourceRequest } |
126 | , m_type { navigationType(frameLoadType, isFormSubmission, !!event) } |
127 | , m_shouldOpenExternalURLsPolicy { shouldOpenExternalURLsPolicy } |
128 | , m_initiatedByMainFrame { initiatedByMainFrame } |
129 | , m_keyStateEventData { keyStateDataForFirstEventWithKeyState(event) } |
130 | , m_mouseEventData { mouseEventDataForFirstMouseEvent(event) } |
131 | , m_downloadAttribute { downloadAttribute } |
132 | , m_treatAsSameOriginNavigation { shouldTreatAsSameOriginNavigation(requester, resourceRequest.url()) } |
133 | { |
134 | } |
135 | |
136 | NavigationAction NavigationAction::copyWithShouldOpenExternalURLsPolicy(ShouldOpenExternalURLsPolicy shouldOpenExternalURLsPolicy) const |
137 | { |
138 | NavigationAction result(*this); |
139 | result.m_shouldOpenExternalURLsPolicy = shouldOpenExternalURLsPolicy; |
140 | return result; |
141 | } |
142 | |
143 | void NavigationAction::setTargetBackForwardItem(HistoryItem& item) |
144 | { |
145 | m_targetBackForwardItemIdentifier = item.identifier(); |
146 | } |
147 | |
148 | void NavigationAction::setSourceBackForwardItem(HistoryItem* item) |
149 | { |
150 | m_sourceBackForwardItemIdentifier = item ? makeOptional(item->identifier()) : WTF::nullopt; |
151 | } |
152 | |
153 | } |
154 | |