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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/extensions/app_shortcut_manager.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/web_applications/web_app_ui.h"
#include "chrome/browser/web_applications/web_app.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/extensions/extension_resource.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "grit/theme_resources.h"
#include "skia/ext/image_operations.h"
#include "ui/base/resource/resource_bundle.h"
#if defined(OS_WIN)
#include "chrome/browser/extensions/app_host_installer_win.h"
#include "chrome/installer/util/browser_distribution.h"
#endif
namespace extensions {
namespace {
#if defined(OS_MACOSX)
const int kDesiredSizes[] = {16, 32, 128, 256, 512};
#else
const int kDesiredSizes[] = {32};
#endif
ShellIntegration::ShortcutInfo ShortcutInfoForExtensionAndProfile(
const Extension* extension, Profile* profile) {
ShellIntegration::ShortcutInfo shortcut_info;
web_app::UpdateShortcutInfoForApp(*extension, profile, &shortcut_info);
shortcut_info.create_in_applications_menu = true;
shortcut_info.create_in_quick_launch_bar = true;
shortcut_info.create_on_desktop = true;
return shortcut_info;
}
} // namespace
AppShortcutManager::AppShortcutManager(Profile* profile)
: profile_(profile),
tracker_(ALLOW_THIS_IN_INITIALIZER_LIST(this)),
ALLOW_THIS_IN_INITIALIZER_LIST(weak_factory_(this)) {
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_INSTALLED,
content::Source<Profile>(profile_));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNINSTALLED,
content::Source<Profile>(profile_));
}
AppShortcutManager::~AppShortcutManager() {}
void AppShortcutManager::OnImageLoaded(const gfx::Image& image,
const std::string& extension_id,
int index) {
// If the image failed to load (e.g. if the resource being loaded was empty)
// use the standard application icon.
if (image.IsEmpty()) {
gfx::Image default_icon =
ResourceBundle::GetSharedInstance().GetImageNamed(IDR_APP_DEFAULT_ICON);
int size = kDesiredSizes[arraysize(kDesiredSizes) - 1];
SkBitmap bmp = skia::ImageOperations::Resize(
*default_icon.ToSkBitmap(), skia::ImageOperations::RESIZE_BEST,
size, size);
shortcut_info_.favicon = gfx::Image(bmp);
} else {
shortcut_info_.favicon = image;
}
web_app::UpdateAllShortcuts(shortcut_info_);
}
void AppShortcutManager::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
#if !defined(OS_MACOSX)
switch (type) {
case chrome::NOTIFICATION_EXTENSION_INSTALLED: {
const Extension* extension = content::Details<const Extension>(
details).ptr();
if (extension->is_platform_app() &&
extension->location() != Extension::COMPONENT) {
#if defined(OS_WIN)
if (BrowserDistribution::GetDistribution()->AppHostIsSupported() &&
extensions::AppHostInstaller::GetInstallWithLauncher()) {
scoped_refptr<Extension> extension_ref(const_cast<Extension*>(
extension));
extensions::AppHostInstaller::EnsureAppHostInstalled(
base::Bind(&AppShortcutManager::OnAppHostInstallationComplete,
weak_factory_.GetWeakPtr(), extension_ref));
} else {
UpdateApplicationShortcuts(extension);
}
#else
UpdateApplicationShortcuts(extension);
#endif
}
break;
}
case chrome::NOTIFICATION_EXTENSION_UNINSTALLED: {
const Extension* extension = content::Details<const Extension>(
details).ptr();
DeleteApplicationShortcuts(extension);
break;
}
default:
NOTREACHED();
}
#endif
}
#if defined(OS_WIN)
void AppShortcutManager::OnAppHostInstallationComplete(
scoped_refptr<Extension> extension, bool app_host_install_success) {
if (!app_host_install_success) {
// Do not create shortcuts if App Host fails to install.
LOG(ERROR) << "Application Runtime installation failed.";
return;
}
UpdateApplicationShortcuts(extension);
}
#endif
void AppShortcutManager::UpdateApplicationShortcuts(
const Extension* extension) {
shortcut_info_ = ShortcutInfoForExtensionAndProfile(extension, profile_);
std::vector<ImageLoadingTracker::ImageRepresentation> info_list;
for (size_t i = 0; i < arraysize(kDesiredSizes); ++i) {
int size = kDesiredSizes[i];
ExtensionResource resource = extension->GetIconResource(
size, ExtensionIconSet::MATCH_EXACTLY);
if (!resource.empty()) {
info_list.push_back(ImageLoadingTracker::ImageRepresentation(
resource,
ImageLoadingTracker::ImageRepresentation::RESIZE_WHEN_LARGER,
gfx::Size(size, size),
ui::SCALE_FACTOR_100P));
}
}
if (info_list.empty()) {
size_t i = arraysize(kDesiredSizes) - 1;
int size = kDesiredSizes[i];
// If there is no icon at the desired sizes, we will resize what we can get.
// Making a large icon smaller is prefered to making a small icon larger, so
// look for a larger icon first:
ExtensionResource resource = extension->GetIconResource(
size, ExtensionIconSet::MATCH_BIGGER);
if (resource.empty()) {
resource = extension->GetIconResource(
size, ExtensionIconSet::MATCH_SMALLER);
}
info_list.push_back(ImageLoadingTracker::ImageRepresentation(
resource,
ImageLoadingTracker::ImageRepresentation::RESIZE_WHEN_LARGER,
gfx::Size(size, size),
ui::SCALE_FACTOR_100P));
}
// |icon_resources| may still be empty at this point, in which case LoadImage
// will call the OnImageLoaded callback with an empty image and exit
// immediately.
tracker_.LoadImages(extension, info_list, ImageLoadingTracker::DONT_CACHE);
}
void AppShortcutManager::DeleteApplicationShortcuts(
const Extension* extension) {
ShellIntegration::ShortcutInfo delete_info =
ShortcutInfoForExtensionAndProfile(extension, profile_);
web_app::DeleteAllShortcuts(delete_info);
}
} // namespace extensions
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