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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/extension_uninstall_dialog.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
#include "base/metrics/histogram_macros.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_util.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_navigator.h"
#include "chrome/browser/ui/browser_navigator_params.h"
#include "chrome/grit/generated_resources.h"
#include "extensions/browser/extension_dialog_auto_confirm.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_system.h"
#include "extensions/browser/image_loader.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_icon_set.h"
#include "extensions/common/extension_resource.h"
#include "extensions/common/extension_urls.h"
#include "extensions/common/manifest_handlers/icons_handler.h"
#include "extensions/common/manifest_url_handlers.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/page_transition_types.h"
#include "ui/base/window_open_disposition.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia.h"
namespace extensions {
namespace {
const char kExtensionRemovedError[] =
"Extension was removed before dialog closed.";
const char kReferrerId[] = "chrome-remove-extension-dialog";
// Returns bitmap for the default icon with size equal to the default icon's
// pixel size under maximal supported scale factor.
SkBitmap GetDefaultIconBitmapForMaxScaleFactor(bool is_app) {
const gfx::ImageSkia& image =
is_app ? util::GetDefaultAppIcon() : util::GetDefaultExtensionIcon();
return image.GetRepresentation(
gfx::ImageSkia::GetMaxSupportedScale()).sk_bitmap();
}
} // namespace
ExtensionUninstallDialog::ExtensionUninstallDialog(
Profile* profile,
ExtensionUninstallDialog::Delegate* delegate)
: profile_(profile),
delegate_(delegate),
uninstall_reason_(UNINSTALL_REASON_FOR_TESTING) {
}
ExtensionUninstallDialog::~ExtensionUninstallDialog() {
}
void ExtensionUninstallDialog::ConfirmUninstallByExtension(
const scoped_refptr<const Extension>& extension,
const scoped_refptr<const Extension>& triggering_extension,
UninstallReason reason,
UninstallSource source) {
triggering_extension_ = triggering_extension;
ConfirmUninstall(extension, reason, source);
}
void ExtensionUninstallDialog::ConfirmUninstall(
const scoped_refptr<const Extension>& extension,
UninstallReason reason,
UninstallSource source) {
DCHECK(thread_checker_.CalledOnValidThread());
UMA_HISTOGRAM_ENUMERATION("Extensions.UninstallSource", source,
NUM_UNINSTALL_SOURCES);
extension_ = extension;
uninstall_reason_ = reason;
// Bookmark apps may not have 128x128 icons so accept 64x64 icons.
const int icon_size = extension_->from_bookmark()
? extension_misc::EXTENSION_ICON_SMALL * 2
: extension_misc::EXTENSION_ICON_LARGE;
ExtensionResource image = IconsInfo::GetIconResource(
extension_.get(), icon_size, ExtensionIconSet::MATCH_BIGGER);
// Load the image asynchronously. The response will be sent to OnImageLoaded.
ImageLoader* loader = ImageLoader::Get(profile_);
SetIcon(gfx::Image());
std::vector<ImageLoader::ImageRepresentation> images_list;
images_list.push_back(ImageLoader::ImageRepresentation(
image,
ImageLoader::ImageRepresentation::NEVER_RESIZE,
gfx::Size(),
ui::SCALE_FACTOR_100P));
loader->LoadImagesAsync(extension_.get(), images_list,
base::Bind(&ExtensionUninstallDialog::OnImageLoaded,
AsWeakPtr(), extension_->id()));
}
void ExtensionUninstallDialog::SetIcon(const gfx::Image& image) {
if (image.IsEmpty()) {
// Let's set default icon bitmap whose size is equal to the default icon's
// pixel size under maximal supported scale factor. If the bitmap is larger
// than the one we need, it will be scaled down by the ui code.
// TODO(tbarzic): We should use IconImage here and load the required bitmap
// lazily.
icon_ = gfx::ImageSkia::CreateFrom1xBitmap(
GetDefaultIconBitmapForMaxScaleFactor(extension_->is_app()));
} else {
icon_ = *image.ToImageSkia();
}
}
void ExtensionUninstallDialog::OnImageLoaded(const std::string& extension_id,
const gfx::Image& image) {
const Extension* target_extension =
ExtensionRegistry::Get(profile_)
->GetExtensionById(extension_id, ExtensionRegistry::EVERYTHING);
if (!target_extension) {
delegate_->OnExtensionUninstallDialogClosed(
false, base::ASCIIToUTF16(kExtensionRemovedError));
return;
}
SetIcon(image);
switch (ScopedTestDialogAutoConfirm::GetAutoConfirmValue()) {
case ScopedTestDialogAutoConfirm::NONE:
Show();
break;
case ScopedTestDialogAutoConfirm::ACCEPT:
OnDialogClosed(CLOSE_ACTION_UNINSTALL);
break;
case ScopedTestDialogAutoConfirm::CANCEL:
OnDialogClosed(CLOSE_ACTION_CANCELED);
break;
}
}
std::string ExtensionUninstallDialog::GetHeadingText() {
if (triggering_extension_) {
return l10n_util::GetStringFUTF8(
IDS_EXTENSION_PROGRAMMATIC_UNINSTALL_PROMPT_HEADING,
base::UTF8ToUTF16(triggering_extension_->name()),
base::UTF8ToUTF16(extension_->name()));
}
return l10n_util::GetStringFUTF8(IDS_EXTENSION_UNINSTALL_PROMPT_HEADING,
base::UTF8ToUTF16(extension_->name()));
}
bool ExtensionUninstallDialog::ShouldShowReportAbuseCheckbox() const {
return ManifestURL::UpdatesFromGallery(extension_.get());
}
void ExtensionUninstallDialog::OnDialogClosed(CloseAction action) {
// We don't want to artificially weight any of the options, so only record if
// reporting abuse was available.
if (ShouldShowReportAbuseCheckbox()) {
UMA_HISTOGRAM_ENUMERATION("Extensions.UninstallDialogAction",
action,
CLOSE_ACTION_LAST);
}
bool success = false;
base::string16 error;
switch (action) {
case CLOSE_ACTION_UNINSTALL_AND_REPORT_ABUSE:
HandleReportAbuse();
// Fall through.
case CLOSE_ACTION_UNINSTALL: {
const Extension* current_extension =
ExtensionRegistry::Get(profile_)->GetExtensionById(
extension_->id(), ExtensionRegistry::EVERYTHING);
if (current_extension) {
success =
ExtensionSystem::Get(profile_)
->extension_service()
->UninstallExtension(extension_->id(), uninstall_reason_,
base::Bind(&base::DoNothing), &error);
} else {
error = base::ASCIIToUTF16(kExtensionRemovedError);
}
break;
}
case CLOSE_ACTION_CANCELED:
error = base::ASCIIToUTF16("User canceled uninstall dialog");
break;
case CLOSE_ACTION_LAST:
NOTREACHED();
}
delegate_->OnExtensionUninstallDialogClosed(success, error);
}
void ExtensionUninstallDialog::HandleReportAbuse() {
chrome::NavigateParams params(
profile_,
extension_urls::GetWebstoreReportAbuseUrl(extension_->id(), kReferrerId),
ui::PAGE_TRANSITION_LINK);
params.disposition = NEW_FOREGROUND_TAB;
chrome::Navigate(¶ms);
}
} // namespace extensions
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