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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_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/message_loop/message_loop.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/simple_message_box.h"
#include "content/public/browser/notification_service.h"
#include "extensions/browser/notification_types.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
ExtensionErrorReporter* ExtensionErrorReporter::instance_ = NULL;
// static
void ExtensionErrorReporter::Init(bool enable_noisy_errors) {
if (!instance_) {
instance_ = new ExtensionErrorReporter(enable_noisy_errors);
}
}
// static
ExtensionErrorReporter* ExtensionErrorReporter::GetInstance() {
CHECK(instance_) << "Init() was never called";
return instance_;
}
ExtensionErrorReporter::ExtensionErrorReporter(bool enable_noisy_errors)
: ui_loop_(base::MessageLoop::current()),
enable_noisy_errors_(enable_noisy_errors) {
}
ExtensionErrorReporter::~ExtensionErrorReporter() {}
void ExtensionErrorReporter::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_EACH_OBSERVER(Observer,
observers_,
OnLoadFailure(browser_context, extension_path, error));
}
void ExtensionErrorReporter::ReportError(const base::string16& message,
bool be_noisy) {
// NOTE: There won't be a ui_loop_ in the unit test environment.
if (ui_loop_) {
CHECK(base::MessageLoop::current() == ui_loop_)
<< "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::ShowMessageBox(
NULL,
l10n_util::GetStringUTF16(IDS_EXTENSIONS_LOAD_ERROR_HEADING),
message,
chrome::MESSAGE_BOX_TYPE_WARNING);
}
}
const std::vector<base::string16>* ExtensionErrorReporter::GetErrors() {
return &errors_;
}
void ExtensionErrorReporter::ClearErrors() {
errors_.clear();
}
void ExtensionErrorReporter::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void ExtensionErrorReporter::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
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