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// Copyright (c) 2010 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/geolocation/geolocation_permission_context.h"
#include "app/l10n_util.h"
#include "app/resource_bundle.h"
#include "base/file_util.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/browser_list.h"
#include "chrome/browser/chrome_thread.h"
#include "chrome/browser/geolocation/geolocation_content_settings_map.h"
#include "chrome/browser/geolocation/geolocation_dispatcher_host.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/renderer_host/render_process_host.h"
#include "chrome/browser/renderer_host/render_view_host.h"
#include "chrome/browser/renderer_host/render_view_host_notification_task.h"
#include "chrome/browser/tab_contents/infobar_delegate.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/common/json_value_serializer.h"
#include "chrome/common/render_messages.h"
#include "grit/generated_resources.h"
#include "grit/locale_settings.h"
#include "grit/theme_resources.h"
namespace {
const FilePath::CharType kGeolocationPermissionPath[] =
FILE_PATH_LITERAL("Geolocation");
const wchar_t kAllowedDictionaryKey[] = L"allowed";
// This is the delegate used to display the confirmation info bar.
class GeolocationConfirmInfoBarDelegate : public ConfirmInfoBarDelegate {
public:
GeolocationConfirmInfoBarDelegate(
TabContents* tab_contents, GeolocationPermissionContext* context,
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame_url)
: ConfirmInfoBarDelegate(tab_contents),
tab_contents_(tab_contents),
context_(context),
render_process_id_(render_process_id),
render_view_id_(render_view_id),
bridge_id_(bridge_id),
requesting_frame_url_(requesting_frame_url) {
}
// ConfirmInfoBarDelegate
virtual void InfoBarClosed() { delete this; }
virtual Type GetInfoBarType() { return INFO_TYPE; }
virtual bool Accept() { return SetPermission(true); }
virtual bool Cancel() { return SetPermission(false); }
virtual int GetButtons() const { return BUTTON_OK | BUTTON_CANCEL; }
virtual std::wstring GetButtonLabel(InfoBarButton button) const {
switch (button) {
case BUTTON_OK:
return l10n_util::GetString(IDS_GEOLOCATION_ALLOW_BUTTON);
case BUTTON_CANCEL:
return l10n_util::GetString(IDS_GEOLOCATION_DENY_BUTTON);
default:
// All buttons are labeled above.
NOTREACHED() << "Bad button id " << button;
return L"";
}
}
virtual std::wstring GetMessageText() const {
return l10n_util::GetStringF(
IDS_GEOLOCATION_INFOBAR_QUESTION,
UTF8ToWide(requesting_frame_url_.GetOrigin().spec()));
}
virtual SkBitmap* GetIcon() const {
return ResourceBundle::GetSharedInstance().GetBitmapNamed(
IDR_GEOLOCATION_INFOBAR_ICON);
}
virtual std::wstring GetLinkText() {
return l10n_util::GetString(IDS_LEARN_MORE);
}
virtual bool LinkClicked(WindowOpenDisposition disposition) {
// Ignore the click dispostion and always open in a new top level tab.
tab_contents_->OpenURL(
GURL(l10n_util::GetStringUTF8(IDS_LEARN_MORE_GEOLOCATION_URL)), GURL(),
NEW_FOREGROUND_TAB, PageTransition::LINK);
return false; // Do not dismiss the info bar.
}
private:
bool SetPermission(bool confirm) {
context_->SetPermission(
render_process_id_, render_view_id_, bridge_id_, requesting_frame_url_,
confirm);
return true;
}
TabContents* tab_contents_;
scoped_refptr<GeolocationPermissionContext> context_;
int render_process_id_;
int render_view_id_;
int bridge_id_;
GURL requesting_frame_url_;
DISALLOW_IMPLICIT_CONSTRUCTORS(GeolocationConfirmInfoBarDelegate);
};
} // namespace
GeolocationPermissionContext::GeolocationPermissionContext(
Profile* profile)
: profile_(profile) {
}
GeolocationPermissionContext::~GeolocationPermissionContext() {
}
void GeolocationPermissionContext::RequestGeolocationPermission(
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame) {
if (!ChromeThread::CurrentlyOn(ChromeThread::UI)) {
ChromeThread::PostTask(
ChromeThread::UI, FROM_HERE,
NewRunnableMethod(this,
&GeolocationPermissionContext::RequestGeolocationPermission,
render_process_id, render_view_id, bridge_id, requesting_frame));
return;
}
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
TabContents* tab_contents =
tab_util::GetTabContentsByID(render_process_id, render_view_id);
if (!tab_contents) {
// The tab may have gone away, or the request may not be from a tab at all.
LOG(WARNING) << "Attempt to use geolocation tabless renderer: "
<< render_process_id << "," << render_view_id << "," << bridge_id
<< " (geolocation is not supported in extensions)";
NotifyPermissionSet(render_process_id, render_view_id, bridge_id,
requesting_frame, false);
return;
}
GURL embedder = tab_contents->GetURL();
ContentSetting content_setting =
profile_->GetGeolocationContentSettingsMap()->GetContentSetting(
requesting_frame, embedder);
if (content_setting == CONTENT_SETTING_BLOCK) {
NotifyPermissionSet(render_process_id, render_view_id, bridge_id,
requesting_frame, false);
} else if (content_setting == CONTENT_SETTING_ALLOW) {
NotifyPermissionSet(render_process_id, render_view_id, bridge_id,
requesting_frame, true);
} else { // setting == ask. Prompt the user.
RequestPermissionFromUI(render_process_id, render_view_id, bridge_id,
requesting_frame);
}
}
void GeolocationPermissionContext::SetPermission(
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame, bool allowed) {
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
TabContents* tab_contents =
tab_util::GetTabContentsByID(render_process_id, render_view_id);
GURL embedder = tab_contents->GetURL();
ContentSetting content_setting =
allowed ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK;
profile_->GetGeolocationContentSettingsMap()->SetContentSetting(
requesting_frame.GetOrigin(), embedder.GetOrigin(), content_setting);
NotifyPermissionSet(render_process_id, render_view_id, bridge_id,
requesting_frame, allowed);
}
GeolocationArbitrator* GeolocationPermissionContext::StartUpdatingRequested(
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame) {
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
// TODO(joth): Use requesting_frame parameter to short-circuit the latched
// permission-denied case, and so avoid starting up location arbitrator.
return GeolocationArbitrator::GetInstance();
}
void GeolocationPermissionContext::RequestPermissionFromUI(
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame) {
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
TabContents* tab_contents =
tab_util::GetTabContentsByID(render_process_id, render_view_id);
if (!tab_contents) {
// The tab may have gone away, or the request may not be from a tab at all.
LOG(WARNING) << "Attempt to use geolocation tabless renderer: "
<< render_process_id << "," << render_view_id << "," << bridge_id
<< " (geolocation is not supported in extensions)";
NotifyPermissionSet(render_process_id, render_view_id, bridge_id,
requesting_frame, false);
return;
}
tab_contents->AddInfoBar(new GeolocationConfirmInfoBarDelegate(tab_contents,
this, render_process_id, render_view_id, bridge_id, requesting_frame));
}
void GeolocationPermissionContext::NotifyPermissionSet(
int render_process_id, int render_view_id, int bridge_id,
const GURL& requesting_frame, bool allowed) {
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
RenderViewHostDelegate::Resource* resource =
tab_util::GetTabContentsByID(render_process_id, render_view_id);
// TabContents may have gone away (or not exists for extension).
if (resource)
resource->OnGeolocationPermissionSet(requesting_frame, allowed);
CallRenderViewHost(
render_process_id, render_view_id,
&RenderViewHost::Send,
new ViewMsg_Geolocation_PermissionSet(render_view_id, bridge_id,
allowed));
}
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