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// Copyright (c) 2009 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/ssl/ssl_policy_backend.h"
#include "app/resource_bundle.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/ssl/ssl_host_state.h"
#include "chrome/browser/tab_contents/infobar_delegate.h"
#include "chrome/browser/tab_contents/navigation_controller.h"
#include "chrome/browser/tab_contents/navigation_entry.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/common/notification_service.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "net/base/force_tls_state.h"
using WebKit::WebConsoleMessage;
class SSLInfoBarDelegate : public ConfirmInfoBarDelegate {
public:
SSLInfoBarDelegate(TabContents* contents,
const std::wstring message,
const std::wstring& button_label,
Task* task)
: ConfirmInfoBarDelegate(contents),
message_(message),
button_label_(button_label),
task_(task) {
}
virtual ~SSLInfoBarDelegate() {}
// Overridden from ConfirmInfoBarDelegate:
virtual void InfoBarClosed() {
delete this;
}
virtual std::wstring GetMessageText() const {
return message_;
}
virtual SkBitmap* GetIcon() const {
return ResourceBundle::GetSharedInstance().GetBitmapNamed(
IDR_INFOBAR_SSL_WARNING);
}
virtual int GetButtons() const {
return !button_label_.empty() ? BUTTON_OK : BUTTON_NONE;
}
virtual std::wstring GetButtonLabel(InfoBarButton button) const {
return button_label_;
}
virtual bool Accept() {
if (task_.get()) {
task_->Run();
task_.reset(); // Ensures we won't run the task again.
}
return true;
}
private:
// Labels for the InfoBar's message and button.
std::wstring message_;
std::wstring button_label_;
// A task to run when the InfoBar is accepted.
scoped_ptr<Task> task_;
DISALLOW_COPY_AND_ASSIGN(SSLInfoBarDelegate);
};
SSLPolicyBackend::SSLPolicyBackend(NavigationController* controller)
: controller_(controller),
ssl_host_state_(controller->profile()->GetSSLHostState()),
force_tls_state_(controller->profile()->GetForceTLSState()) {
DCHECK(controller_);
}
void SSLPolicyBackend::ShowMessage(const std::wstring& msg) {
ShowMessageWithLink(msg, std::wstring(), NULL);
}
void SSLPolicyBackend::ShowMessageWithLink(const std::wstring& msg,
const std::wstring& link_text,
Task* task) {
if (controller_->pending_entry()) {
// The main frame is currently loading, wait until the load is committed so
// to show the error on the right page (once the location bar shows the
// correct url).
if (std::find(pending_messages_.begin(), pending_messages_.end(), msg) ==
pending_messages_.end())
pending_messages_.push_back(SSLMessageInfo(msg, link_text, task));
return;
}
NavigationEntry* entry = controller_->GetActiveEntry();
if (!entry)
return;
// Don't show the message if the user doesn't expect an authenticated session.
if (entry->ssl().security_style() <= SECURITY_STYLE_UNAUTHENTICATED)
return;
if (controller_->tab_contents()) {
controller_->tab_contents()->AddInfoBar(
new SSLInfoBarDelegate(controller_->tab_contents(), msg, link_text,
task));
}
}
bool SSLPolicyBackend::SetMaxSecurityStyle(SecurityStyle style) {
NavigationEntry* entry = controller_->GetActiveEntry();
if (!entry) {
NOTREACHED();
return false;
}
if (entry->ssl().security_style() > style) {
entry->ssl().set_security_style(style);
return true;
}
return false;
}
void SSLPolicyBackend::AddMessageToConsole(
const string16& message, const WebConsoleMessage::Level& level) {
controller_->tab_contents()->render_view_host()->AddMessageToConsole(
string16(), message, level);
}
void SSLPolicyBackend::MarkHostAsBroken(const std::string& host, int pid) {
ssl_host_state_->MarkHostAsBroken(host, pid);
DispatchSSLInternalStateChanged();
}
bool SSLPolicyBackend::DidMarkHostAsBroken(const std::string& host,
int pid) const {
return ssl_host_state_->DidMarkHostAsBroken(host, pid);
}
void SSLPolicyBackend::DenyCertForHost(net::X509Certificate* cert,
const std::string& host) {
// Remember that we don't like this cert for this host.
ssl_host_state_->DenyCertForHost(cert, host);
}
void SSLPolicyBackend::AllowCertForHost(net::X509Certificate* cert,
const std::string& host) {
ssl_host_state_->AllowCertForHost(cert, host);
}
net::X509Certificate::Policy::Judgment SSLPolicyBackend::QueryPolicy(
net::X509Certificate* cert, const std::string& host) {
return ssl_host_state_->QueryPolicy(cert, host);
}
void SSLPolicyBackend::AllowMixedContentForHost(const std::string& host) {
ssl_host_state_->AllowMixedContentForHost(host);
}
bool SSLPolicyBackend::DidAllowMixedContentForHost(
const std::string& host) const {
return ssl_host_state_->DidAllowMixedContentForHost(host);
}
bool SSLPolicyBackend::IsForceTLSEnabledForHost(const std::string& host) const {
return force_tls_state_->IsEnabledForHost(host);
}
void SSLPolicyBackend::Reload() {
controller_->Reload(true);
}
void SSLPolicyBackend::DispatchSSLInternalStateChanged() {
NotificationService::current()->Notify(
NotificationType::SSL_INTERNAL_STATE_CHANGED,
Source<NavigationController>(controller_),
NotificationService::NoDetails());
}
void SSLPolicyBackend::ShowPendingMessages() {
std::vector<SSLMessageInfo>::const_iterator iter;
for (iter = pending_messages_.begin();
iter != pending_messages_.end(); ++iter) {
ShowMessageWithLink(iter->message, iter->link_text, iter->action);
}
ClearPendingMessages();
}
void SSLPolicyBackend::ClearPendingMessages() {
pending_messages_.clear();
}
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