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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/ui/webui/extensions/install_extension_handler.h"
#include "base/bind.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/extensions/crx_installer.h"
#include "chrome/browser/extensions/extension_install_prompt.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/unpacked_installer.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_view.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "content/public/common/drop_data.h"
#include "extensions/browser/extension_system.h"
#include "extensions/common/feature_switch.h"
#include "grit/generated_resources.h"
#include "net/base/net_util.h"
#include "ui/base/l10n/l10n_util.h"
namespace extensions {
InstallExtensionHandler::InstallExtensionHandler() {
}
InstallExtensionHandler::~InstallExtensionHandler() {
}
void InstallExtensionHandler::GetLocalizedValues(
content::WebUIDataSource* source) {
source->AddString(
"extensionSettingsInstallDropTarget",
l10n_util::GetStringUTF16(IDS_EXTENSIONS_INSTALL_DROP_TARGET));
source->AddBoolean(
"offStoreInstallEnabled",
FeatureSwitch::easy_off_store_install()->IsEnabled());
}
void InstallExtensionHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"startDrag",
base::Bind(&InstallExtensionHandler::HandleStartDragMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"stopDrag",
base::Bind(&InstallExtensionHandler::HandleStopDragMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"installDroppedFile",
base::Bind(&InstallExtensionHandler::HandleInstallMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"installDroppedDirectory",
base::Bind(&InstallExtensionHandler::HandleInstallDirectoryMessage,
base::Unretained(this)));
}
void InstallExtensionHandler::HandleStartDragMessage(
const base::ListValue* args) {
content::DropData* drop_data =
web_ui()->GetWebContents()->GetView()->GetDropData();
if (!drop_data) {
DLOG(ERROR) << "No current drop data.";
return;
}
if (drop_data->filenames.empty()) {
DLOG(ERROR) << "Current drop data contains no files.";
return;
}
const content::DropData::FileInfo& file_info = drop_data->filenames.front();
file_to_install_ = base::FilePath::FromUTF16Unsafe(file_info.path);
// Use the display name if provided, for checking file names
// (.path is likely a random hash value in that case).
file_display_name_ =
file_info.display_name.empty() ? file_info.path : file_info.display_name;
}
void InstallExtensionHandler::HandleStopDragMessage(
const base::ListValue* args) {
file_to_install_.clear();
file_display_name_.clear();
}
void InstallExtensionHandler::HandleInstallMessage(
const base::ListValue* args) {
if (file_to_install_.empty()) {
LOG(ERROR) << "No file captured to install.";
return;
}
Profile* profile = Profile::FromBrowserContext(
web_ui()->GetWebContents()->GetBrowserContext());
scoped_ptr<ExtensionInstallPrompt> prompt(
new ExtensionInstallPrompt(web_ui()->GetWebContents()));
scoped_refptr<CrxInstaller> crx_installer(CrxInstaller::Create(
ExtensionSystem::Get(profile)->extension_service(),
prompt.Pass()));
crx_installer->set_error_on_unsupported_requirements(true);
crx_installer->set_off_store_install_allow_reason(
CrxInstaller::OffStoreInstallAllowedFromSettingsPage);
crx_installer->set_install_wait_for_idle(false);
const bool kCaseSensitive = false;
if (EndsWith(file_display_name_,
base::ASCIIToUTF16(".user.js"),
kCaseSensitive)) {
crx_installer->InstallUserScript(
file_to_install_,
net::FilePathToFileURL(file_to_install_));
} else if (EndsWith(file_display_name_,
base::ASCIIToUTF16(".crx"),
kCaseSensitive)) {
crx_installer->InstallCrx(file_to_install_);
} else {
CHECK(false);
}
file_to_install_.clear();
file_display_name_.clear();
}
void InstallExtensionHandler::HandleInstallDirectoryMessage(
const base::ListValue* args) {
Profile* profile = Profile::FromBrowserContext(
web_ui()->GetWebContents()->GetBrowserContext());
UnpackedInstaller::Create(
ExtensionSystem::Get(profile)->
extension_service())->Load(file_to_install_);
}
} // namespace extensions
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