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// Copyright (c) 2012 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.
#include "chrome/browser/safe_browsing/safe_browsing_tab_observer.h"
#include "base/prefs/pref_service.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/render_messages.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/web_contents.h"
#if defined(FULL_SAFE_BROWSING)
#include "chrome/browser/safe_browsing/client_side_detection_host.h"
#endif
DEFINE_WEB_CONTENTS_USER_DATA_KEY(safe_browsing::SafeBrowsingTabObserver);
namespace safe_browsing {
#if !defined(FULL_SAFE_BROWSING)
// Provide a dummy implementation so that scoped_ptr<ClientSideDetectionHost>
// has a concrete destructor to call. This is necessary because it is used
// as a member of SafeBrowsingTabObserver, even if it only ever contains NULL.
class ClientSideDetectionHost { };
#endif
SafeBrowsingTabObserver::SafeBrowsingTabObserver(
content::WebContents* web_contents) : web_contents_(web_contents) {
#if defined(FULL_SAFE_BROWSING)
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
PrefService* prefs = profile->GetPrefs();
if (prefs) {
pref_change_registrar_.Init(prefs);
pref_change_registrar_.Add(
prefs::kSafeBrowsingEnabled,
base::Bind(&SafeBrowsingTabObserver::UpdateSafebrowsingDetectionHost,
base::Unretained(this)));
if (prefs->GetBoolean(prefs::kSafeBrowsingEnabled) &&
g_browser_process->safe_browsing_detection_service()) {
safebrowsing_detection_host_.reset(
ClientSideDetectionHost::Create(web_contents));
}
}
#endif
}
SafeBrowsingTabObserver::~SafeBrowsingTabObserver() {
}
////////////////////////////////////////////////////////////////////////////////
// Internal helpers
void SafeBrowsingTabObserver::UpdateSafebrowsingDetectionHost() {
#if defined(FULL_SAFE_BROWSING)
Profile* profile =
Profile::FromBrowserContext(web_contents_->GetBrowserContext());
PrefService* prefs = profile->GetPrefs();
bool safe_browsing = prefs->GetBoolean(prefs::kSafeBrowsingEnabled);
if (safe_browsing &&
g_browser_process->safe_browsing_detection_service()) {
if (!safebrowsing_detection_host_.get()) {
safebrowsing_detection_host_.reset(
ClientSideDetectionHost::Create(web_contents_));
}
} else {
safebrowsing_detection_host_.reset();
}
content::RenderViewHost* rvh = web_contents_->GetRenderViewHost();
rvh->Send(new ChromeViewMsg_SetClientSidePhishingDetection(
rvh->GetRoutingID(), safe_browsing));
#endif
}
} // namespace safe_browsing
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