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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/load_error_reporter.h"
#include "build/build_config.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/simple_message_box.h"
#include "chrome/grit/generated_resources.h"
#include "content/public/browser/notification_service.h"
#include "extensions/browser/notification_types.h"
#include "ui/base/l10n/l10n_util.h"
namespace extensions {
LoadErrorReporter* LoadErrorReporter::instance_ = nullptr;
// static
void LoadErrorReporter::Init(bool enable_noisy_errors) {
if (!instance_) {
instance_ = new LoadErrorReporter(enable_noisy_errors);
}
}
// static
LoadErrorReporter* LoadErrorReporter::GetInstance() {
CHECK(instance_) << "Init() was never called";
return instance_;
}
LoadErrorReporter::LoadErrorReporter(bool enable_noisy_errors)
: enable_noisy_errors_(enable_noisy_errors) {
if (base::ThreadTaskRunnerHandle::IsSet())
ui_task_runner_ = base::ThreadTaskRunnerHandle::Get();
}
LoadErrorReporter::~LoadErrorReporter() {}
void LoadErrorReporter::ReportLoadError(
const base::FilePath& extension_path,
const std::string& error,
content::BrowserContext* browser_context,
bool be_noisy) {
content::NotificationService::current()->Notify(
extensions::NOTIFICATION_EXTENSION_LOAD_ERROR,
content::Source<Profile>(Profile::FromBrowserContext(browser_context)),
content::Details<const std::string>(&error));
std::string path_str = base::UTF16ToUTF8(extension_path.LossyDisplayName());
base::string16 message = base::UTF8ToUTF16(base::StringPrintf(
"%s %s. %s",
l10n_util::GetStringUTF8(IDS_EXTENSIONS_LOAD_ERROR_MESSAGE).c_str(),
path_str.c_str(), error.c_str()));
ReportError(message, be_noisy);
for (auto& observer : observers_)
observer.OnLoadFailure(browser_context, extension_path, error);
}
void LoadErrorReporter::ReportError(const base::string16& message,
bool be_noisy) {
// NOTE: There won't be a |ui_task_runner_| in the unit test environment.
CHECK(!ui_task_runner_ || ui_task_runner_->BelongsToCurrentThread())
<< "ReportError can only be called from the UI thread.";
errors_.push_back(message);
// TODO(aa): Print the error message out somewhere better. I think we are
// going to need some sort of 'extension inspector'.
LOG(WARNING) << "Extension error: " << message;
if (enable_noisy_errors_ && be_noisy) {
chrome::ShowWarningMessageBox(
NULL, l10n_util::GetStringUTF16(IDS_EXTENSIONS_LOAD_ERROR_HEADING),
message);
}
}
const std::vector<base::string16>* LoadErrorReporter::GetErrors() {
return &errors_;
}
void LoadErrorReporter::ClearErrors() {
errors_.clear();
}
void LoadErrorReporter::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void LoadErrorReporter::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
} // namespace extensions
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