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// 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.
#include "chrome/browser/task_manager/background_information.h"
#include "base/i18n/rtl.h"
#include "base/strings/string16.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/background/background_contents.h"
#include "chrome/browser/background/background_contents_service.h"
#include "chrome/browser/background/background_contents_service_factory.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/task_manager/renderer_resource.h"
#include "chrome/browser/task_manager/resource_provider.h"
#include "chrome/browser/task_manager/task_manager.h"
#include "chrome/grit/generated_resources.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/web_contents.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/view_type_utils.h"
#include "extensions/common/extension.h"
#include "grit/theme_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image_skia.h"
using content::RenderProcessHost;
using content::RenderViewHost;
using content::WebContents;
using extensions::Extension;
namespace task_manager {
class BackgroundContentsResource : public RendererResource {
public:
BackgroundContentsResource(BackgroundContents* background_contents,
const base::string16& application_name);
~BackgroundContentsResource() override;
// Resource methods:
base::string16 GetTitle() const override;
gfx::ImageSkia GetIcon() const override;
const base::string16& application_name() const { return application_name_; }
private:
BackgroundContents* background_contents_;
base::string16 application_name_;
// The icon painted for BackgroundContents.
// TODO(atwilson): Use the favicon when there's a way to get the favicon for
// BackgroundContents.
static gfx::ImageSkia* default_icon_;
DISALLOW_COPY_AND_ASSIGN(BackgroundContentsResource);
};
gfx::ImageSkia* BackgroundContentsResource::default_icon_ = NULL;
BackgroundContentsResource::BackgroundContentsResource(
BackgroundContents* background_contents,
const base::string16& application_name)
: RendererResource(
background_contents->web_contents()->GetRenderProcessHost()->
GetHandle(),
background_contents->web_contents()->GetRenderViewHost()),
background_contents_(background_contents),
application_name_(application_name) {
// Just use the same icon that other extension resources do.
// TODO(atwilson): Use the favicon when that's available.
if (!default_icon_) {
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
default_icon_ = rb.GetImageSkiaNamed(IDR_PLUGINS_FAVICON);
}
// Ensure that the string has the appropriate direction markers (see comment
// in TabContentsResource::GetTitle()).
base::i18n::AdjustStringForLocaleDirection(&application_name_);
}
BackgroundContentsResource::~BackgroundContentsResource() {}
base::string16 BackgroundContentsResource::GetTitle() const {
base::string16 title = application_name_;
if (title.empty()) {
// No title (can't locate the parent app for some reason) so just display
// the URL (properly forced to be LTR).
title = base::i18n::GetDisplayStringInLTRDirectionality(
base::UTF8ToUTF16(background_contents_->GetURL().spec()));
}
return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_BACKGROUND_PREFIX, title);
}
gfx::ImageSkia BackgroundContentsResource::GetIcon() const {
return *default_icon_;
}
////////////////////////////////////////////////////////////////////////////////
// BackgroundInformation class
////////////////////////////////////////////////////////////////////////////////
BackgroundInformation::BackgroundInformation() {}
BackgroundInformation::~BackgroundInformation() {}
bool BackgroundInformation::CheckOwnership(WebContents* web_contents) {
extensions::ViewType view_type = extensions::GetViewType(web_contents);
return view_type == extensions::VIEW_TYPE_BACKGROUND_CONTENTS;
}
void BackgroundInformation::GetAll(const NewWebContentsCallback& callback) {
// Add all the existing BackgroundContents from every profile, including
// incognito profiles.
ProfileManager* profile_manager = g_browser_process->profile_manager();
std::vector<Profile*> profiles(profile_manager->GetLoadedProfiles());
size_t num_default_profiles = profiles.size();
for (size_t i = 0; i < num_default_profiles; ++i) {
if (profiles[i]->HasOffTheRecordProfile()) {
profiles.push_back(profiles[i]->GetOffTheRecordProfile());
}
}
for (size_t i = 0; i < profiles.size(); ++i) {
BackgroundContentsService* background_contents_service =
BackgroundContentsServiceFactory::GetForProfile(profiles[i]);
std::vector<BackgroundContents*> contents =
background_contents_service->GetBackgroundContents();
for (std::vector<BackgroundContents*>::iterator iterator = contents.begin();
iterator != contents.end();
++iterator) {
callback.Run((*iterator)->web_contents());
}
}
}
scoped_ptr<RendererResource> BackgroundInformation::MakeResource(
WebContents* web_contents) {
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
const extensions::ExtensionSet& extensions_set =
extensions::ExtensionRegistry::Get(profile)->enabled_extensions();
BackgroundContentsService* background_contents_service =
BackgroundContentsServiceFactory::GetForProfile(profile);
std::vector<BackgroundContents*> contents =
background_contents_service->GetBackgroundContents();
for (std::vector<BackgroundContents*>::iterator iterator = contents.begin();
iterator != contents.end();
++iterator) {
if ((*iterator)->web_contents() == web_contents) {
base::string16 application_name;
// Lookup the name from the parent extension.
const base::string16& application_id =
background_contents_service->GetParentApplicationId(*iterator);
const Extension* extension =
extensions_set.GetByID(base::UTF16ToUTF8(application_id));
if (extension)
application_name = base::UTF8ToUTF16(extension->name());
return scoped_ptr<RendererResource>(
new BackgroundContentsResource(*iterator, application_name));
}
}
NOTREACHED();
return scoped_ptr<RendererResource>();
}
} // namespace task_manager
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