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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/api/spellcheck/spellcheck_api.h"
#include "base/lazy_instance.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/spellchecker/spellcheck_factory.h"
#include "chrome/browser/spellchecker/spellcheck_service.h"
#include "chrome/common/extensions/api/spellcheck/spellcheck_handler.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "extensions/common/manifest_constants.h"
namespace extensions {
namespace errors = manifest_errors;
namespace {
SpellcheckDictionaryInfo* GetSpellcheckDictionaryInfo(
const Extension* extension) {
SpellcheckDictionaryInfo *spellcheck_info =
static_cast<SpellcheckDictionaryInfo*>(
extension->GetManifestData(manifest_keys::kSpellcheck));
return spellcheck_info;
}
SpellcheckService::DictionaryFormat GetDictionaryFormat(std::string format) {
if (format == "hunspell") {
return SpellcheckService::DICT_HUNSPELL;
} else if (format == "text") {
return SpellcheckService::DICT_TEXT;
} else {
return SpellcheckService::DICT_UNKNOWN;
}
}
} // namespace
SpellcheckAPI::SpellcheckAPI(content::BrowserContext* context) {
Profile* profile = Profile::FromBrowserContext(context);
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
content::Source<Profile>(profile));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED,
content::Source<Profile>(profile));
}
SpellcheckAPI::~SpellcheckAPI() {
}
static base::LazyInstance<BrowserContextKeyedAPIFactory<SpellcheckAPI> >
g_factory = LAZY_INSTANCE_INITIALIZER;
// static
BrowserContextKeyedAPIFactory<SpellcheckAPI>*
SpellcheckAPI::GetFactoryInstance() {
return g_factory.Pointer();
}
void SpellcheckAPI::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
Profile* profile = content::Source<Profile>(source).ptr();
SpellcheckService* spellcheck = NULL;
switch (type) {
case chrome::NOTIFICATION_EXTENSION_LOADED: {
const Extension* extension = content::Details<Extension>(details).ptr();
SpellcheckDictionaryInfo* spellcheck_info =
GetSpellcheckDictionaryInfo(extension);
if (spellcheck_info) {
// TODO(rlp): Handle load failure. =
spellcheck = SpellcheckServiceFactory::GetForContext(profile);
spellcheck->LoadExternalDictionary(
spellcheck_info->language,
spellcheck_info->locale,
spellcheck_info->path,
GetDictionaryFormat(spellcheck_info->format));
}
break;
}
case chrome::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED: {
const Extension* extension =
content::Details<UnloadedExtensionInfo>(details)->extension;
SpellcheckDictionaryInfo* spellcheck_info =
GetSpellcheckDictionaryInfo(extension);
if (spellcheck_info) {
// TODO(rlp): Handle unload failure.
spellcheck = SpellcheckServiceFactory::GetForContext(profile);
spellcheck->UnloadExternalDictionary(spellcheck_info->path);
}
break;
}
default:
NOTREACHED();
}
}
template <>
void
BrowserContextKeyedAPIFactory<SpellcheckAPI>::DeclareFactoryDependencies() {
DependsOn(SpellcheckServiceFactory::GetInstance());
}
} // namespace extensions
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