1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
content / public / browser / navigation_throttle.cc [blame]
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/browser/navigation_throttle.h"
#include "content/browser/renderer_host/navigation_request.h"
namespace content {
namespace {
net::Error DefaultNetErrorCode(NavigationThrottle::ThrottleAction action) {
switch (action) {
case NavigationThrottle::PROCEED:
case NavigationThrottle::DEFER:
return net::OK;
case NavigationThrottle::CANCEL:
case NavigationThrottle::CANCEL_AND_IGNORE:
return net::ERR_ABORTED;
case NavigationThrottle::BLOCK_REQUEST:
case NavigationThrottle::BLOCK_REQUEST_AND_COLLAPSE:
return net::ERR_BLOCKED_BY_CLIENT;
case NavigationThrottle::BLOCK_RESPONSE:
return net::ERR_BLOCKED_BY_RESPONSE;
default:
NOTREACHED_IN_MIGRATION();
return net::ERR_UNEXPECTED;
}
}
} // namespace
NavigationThrottle::ThrottleCheckResult::ThrottleCheckResult(
NavigationThrottle::ThrottleAction action)
: NavigationThrottle::ThrottleCheckResult(action,
DefaultNetErrorCode(action),
std::nullopt) {}
NavigationThrottle::ThrottleCheckResult::ThrottleCheckResult(
NavigationThrottle::ThrottleAction action,
net::Error net_error_code)
: NavigationThrottle::ThrottleCheckResult(action,
net_error_code,
std::nullopt) {}
NavigationThrottle::ThrottleCheckResult::ThrottleCheckResult(
NavigationThrottle::ThrottleAction action,
net::Error net_error_code,
std::optional<std::string> error_page_content)
: action_(action),
net_error_code_(net_error_code),
error_page_content_(error_page_content) {}
NavigationThrottle::ThrottleCheckResult::ThrottleCheckResult(
const ThrottleCheckResult& other) = default;
NavigationThrottle::ThrottleCheckResult::~ThrottleCheckResult() {}
NavigationThrottle::NavigationThrottle(NavigationHandle* navigation_handle)
: navigation_handle_(navigation_handle) {}
NavigationThrottle::~NavigationThrottle() {}
NavigationThrottle::ThrottleCheckResult NavigationThrottle::WillStartRequest() {
return NavigationThrottle::PROCEED;
}
NavigationThrottle::ThrottleCheckResult
NavigationThrottle::WillRedirectRequest() {
return NavigationThrottle::PROCEED;
}
NavigationThrottle::ThrottleCheckResult NavigationThrottle::WillFailRequest() {
return NavigationThrottle::PROCEED;
}
NavigationThrottle::ThrottleCheckResult
NavigationThrottle::WillProcessResponse() {
return NavigationThrottle::PROCEED;
}
NavigationThrottle::ThrottleCheckResult
NavigationThrottle::WillCommitWithoutUrlLoader() {
return NavigationThrottle::PROCEED;
}
void NavigationThrottle::Resume() {
if (resume_callback_) {
resume_callback_.Run();
return;
}
NavigationRequest::From(navigation_handle_)->Resume(this);
}
void NavigationThrottle::CancelDeferredNavigation(
NavigationThrottle::ThrottleCheckResult result) {
if (cancel_deferred_navigation_callback_) {
cancel_deferred_navigation_callback_.Run(result);
return;
}
NavigationRequest::From(navigation_handle_)
->CancelDeferredNavigation(this, result);
}
} // namespace content