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
|
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_INTERSTITIAL_H_
#define CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_INTERSTITIAL_H_
#include <string>
#include "base/callback.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/supervised_user/supervised_user_service_observer.h"
#include "chrome/browser/supervised_user/supervised_user_url_filter.h"
#include "content/public/browser/interstitial_page_delegate.h"
#include "url/gurl.h"
namespace content {
class InterstitialPage;
class WebContents;
}
class Profile;
// Delegate for an interstitial page when a page is blocked for a supervised
// user because it is on a blacklist (in "allow everything" mode) or not on any
// whitelist (in "allow only specified sites" mode).
class SupervisedUserInterstitial : public content::InterstitialPageDelegate,
public SupervisedUserServiceObserver {
public:
static void Show(content::WebContents* web_contents,
const GURL& url,
SupervisedUserURLFilter::FilteringBehaviorReason reason,
const base::Callback<void(bool)>& callback);
private:
SupervisedUserInterstitial(
content::WebContents* web_contents,
const GURL& url,
SupervisedUserURLFilter::FilteringBehaviorReason reason,
const base::Callback<void(bool)>& callback);
~SupervisedUserInterstitial() override;
bool Init();
// InterstitialPageDelegate implementation.
std::string GetHTMLContents() override;
void CommandReceived(const std::string& command) override;
void OnProceed() override;
void OnDontProceed() override;
// SupervisedUserServiceObserver implementation.
void OnURLFilterChanged() override;
// TODO(treib): Also listen to OnCustodianInfoChanged and update as required.
void OnAccessRequestAdded(bool success);
// Returns whether there is a manual exception for the blocked URL.
// Called initially before the interstitial is shown (to catch race
// conditions), or when the URL filtering prefs change. Note that this does
// not include the asynchronous online checks, so the return value indicates
// either "allow" or "don't know".
bool ShouldProceed();
void DispatchContinueRequest(bool continue_request);
// Owns the interstitial, which owns us.
content::WebContents* web_contents_;
Profile* profile_;
content::InterstitialPage* interstitial_page_; // Owns us.
GURL url_;
SupervisedUserURLFilter::FilteringBehaviorReason reason_;
base::Callback<void(bool)> callback_;
base::WeakPtrFactory<SupervisedUserInterstitial> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(SupervisedUserInterstitial);
};
#endif // CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_INTERSTITIAL_H_
|
