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// Copyright (c) 2013 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/notifications/message_center_settings_controller.h"
#include <algorithm>
#include "base/i18n/string_compare.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/extensions/app_icon_loader_impl.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/favicon/favicon_service.h"
#include "chrome/browser/favicon/favicon_service_factory.h"
#include "chrome/browser/favicon/favicon_types.h"
#include "chrome/browser/history/history_types.h"
#include "chrome/browser/notifications/desktop_notification_service.h"
#include "chrome/browser/notifications/desktop_notification_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/common/cancelable_task_tracker.h"
#include "chrome/common/extensions/extension_constants.h"
#include "grit/theme_resources.h"
#include "grit/ui_strings.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image.h"
#include "ui/message_center/message_center_constants.h"
using message_center::Notifier;
namespace {
class NotifierComparator {
public:
explicit NotifierComparator(icu::Collator* collator) : collator_(collator) {}
bool operator() (Notifier* n1, Notifier* n2) {
return base::i18n::CompareString16WithCollator(
collator_, n1->name, n2->name) == UCOL_LESS;
}
private:
icu::Collator* collator_;
};
bool SimpleCompareNotifiers(Notifier* n1, Notifier* n2) {
return n1->name < n2->name;
}
} // namespace
MessageCenterSettingsController::MessageCenterSettingsController()
: delegate_(NULL) {
}
MessageCenterSettingsController::~MessageCenterSettingsController() {
}
void MessageCenterSettingsController::ShowSettingsDialog(
gfx::NativeView context) {
delegate_ = message_center::ShowSettings(this, context);
}
void MessageCenterSettingsController::GetNotifierList(
std::vector<Notifier*>* notifiers) {
DCHECK(notifiers);
// TODO(mukai): Fix this for multi-profile.
Profile* profile = ProfileManager::GetDefaultProfile();
DesktopNotificationService* notification_service =
DesktopNotificationServiceFactory::GetForProfile(profile);
UErrorCode error;
scoped_ptr<icu::Collator> collator(icu::Collator::createInstance(error));
scoped_ptr<NotifierComparator> comparator;
if (!U_FAILURE(error))
comparator.reset(new NotifierComparator(collator.get()));
ExtensionService* extension_service = profile->GetExtensionService();
const ExtensionSet* extension_set = extension_service->extensions();
// The extension icon size has to be 32x32 at least to load bigger icons if
// the icon doesn't exist for the specified size, and in that case it falls
// back to the default icon. The fetched icon will be resized in the settings
// dialog. See chrome/browser/extensions/extension_icon_image.cc and
// crbug.com/222931
app_icon_loader_.reset(new extensions::AppIconLoaderImpl(
profile, extension_misc::EXTENSION_ICON_SMALL, this));
for (ExtensionSet::const_iterator iter = extension_set->begin();
iter != extension_set->end(); ++iter) {
const extensions::Extension* extension = *iter;
if (!extension->HasAPIPermission(
extensions::APIPermission::kNotification)) {
continue;
}
notifiers->push_back(new message_center::Notifier(
extension->id(),
UTF8ToUTF16(extension->name()),
notification_service->IsExtensionEnabled(extension->id())));
app_icon_loader_->FetchImage(extension->id());
}
if (comparator)
std::sort(notifiers->begin(), notifiers->end(), *comparator);
else
std::sort(notifiers->begin(), notifiers->end(), SimpleCompareNotifiers);
int app_count = notifiers->size();
ContentSettingsForOneType settings;
notification_service->GetNotificationsSettings(&settings);
FaviconService* favicon_service = FaviconServiceFactory::GetForProfile(
profile, Profile::EXPLICIT_ACCESS);
favicon_tracker_.reset(new CancelableTaskTracker());
patterns_.clear();
for (ContentSettingsForOneType::const_iterator iter = settings.begin();
iter != settings.end(); ++iter) {
if (iter->primary_pattern == ContentSettingsPattern::Wildcard() &&
iter->secondary_pattern == ContentSettingsPattern::Wildcard() &&
iter->source != "preference") {
continue;
}
std::string url_pattern = iter->primary_pattern.ToString();
string16 name = UTF8ToUTF16(url_pattern);
GURL url(url_pattern);
notifiers->push_back(new message_center::Notifier(
url,
name,
notification_service->GetContentSetting(url) == CONTENT_SETTING_ALLOW));
patterns_[name] = iter->primary_pattern;
FaviconService::FaviconForURLParams favicon_params(
profile, url, chrome::FAVICON | chrome::TOUCH_ICON,
message_center::kSettingsIconSize);
// Note that favicon service obtains the favicon from history. This means
// that it will fail to obtain the image if there are no history data for
// that URL.
favicon_service->GetFaviconImageForURL(
favicon_params,
base::Bind(&MessageCenterSettingsController::OnFaviconLoaded,
base::Unretained(this), url),
favicon_tracker_.get());
}
// Screenshot notification feature is only for ChromeOS. See crbug.com/238358
#if defined(OS_CHROMEOS)
const string16 screenshot_name =
l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_NOTIFIER_SCREENSHOT_NAME);
message_center::Notifier* const screenshot_notifier =
new message_center::Notifier(
message_center::Notifier::SCREENSHOT,
screenshot_name,
notification_service->IsSystemComponentEnabled(
message_center::Notifier::SCREENSHOT));
screenshot_notifier->icon =
ui::ResourceBundle::GetSharedInstance().GetImageNamed(
IDR_SCREENSHOT_NOTIFICATION_ICON);
notifiers->push_back(screenshot_notifier);
#endif
if (comparator) {
std::sort(notifiers->begin() + app_count, notifiers->end(), *comparator);
} else {
std::sort(notifiers->begin() + app_count, notifiers->end(),
SimpleCompareNotifiers);
}
}
void MessageCenterSettingsController::SetNotifierEnabled(
const Notifier& notifier,
bool enabled) {
// TODO(mukai): Fix this for multi-profile.
Profile* profile = ProfileManager::GetDefaultProfile();
DesktopNotificationService* notification_service =
DesktopNotificationServiceFactory::GetForProfile(profile);
switch (notifier.type) {
case Notifier::APPLICATION:
notification_service->SetExtensionEnabled(notifier.id, enabled);
break;
case Notifier::WEB_PAGE: {
ContentSetting default_setting =
notification_service->GetDefaultContentSetting(NULL);
DCHECK(default_setting == CONTENT_SETTING_ALLOW ||
default_setting == CONTENT_SETTING_BLOCK ||
default_setting == CONTENT_SETTING_ASK);
if ((enabled && default_setting != CONTENT_SETTING_ALLOW) ||
(!enabled && default_setting == CONTENT_SETTING_ALLOW)) {
if (notifier.url.is_valid()) {
if (enabled)
notification_service->GrantPermission(notifier.url);
else
notification_service->DenyPermission(notifier.url);
} else {
LOG(ERROR) << "Invalid url pattern: " << notifier.url.spec();
}
} else {
std::map<string16, ContentSettingsPattern>::const_iterator iter =
patterns_.find(notifier.name);
if (iter != patterns_.end()) {
notification_service->ClearSetting(iter->second);
} else {
LOG(ERROR) << "Invalid url pattern: " << notifier.url.spec();
}
}
break;
}
case message_center::Notifier::SYSTEM_COMPONENT:
notification_service->SetSystemComponentEnabled(
notifier.system_component_type, enabled);
break;
}
}
void MessageCenterSettingsController::OnNotifierSettingsClosing() {
delegate_ = NULL;
DCHECK(favicon_tracker_.get());
favicon_tracker_->TryCancelAll();
patterns_.clear();
}
void MessageCenterSettingsController::OnFaviconLoaded(
const GURL& url,
const chrome::FaviconImageResult& favicon_result) {
if (!delegate_)
return;
delegate_->UpdateFavicon(url, favicon_result.image);
}
void MessageCenterSettingsController::SetAppImage(const std::string& id,
const gfx::ImageSkia& image) {
if (!delegate_)
return;
delegate_->UpdateIconImage(id, gfx::Image(image) );
}
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