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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/chromeos/extensions/default_app_order.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/json/json_file_value_serializer.h"
#include "base/path_service.h"
#include "base/time.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chromeos/chromeos_paths.h"
#include "content/public/browser/browser_thread.h"
namespace chromeos {
namespace default_app_order {
namespace {
// The single ExternalLoader instance.
ExternalLoader* loader_instance = NULL;
// Reads external ordinal json file and returned the parsed value. Returns NULL
// if the file does not exist or could not be parsed properly. Caller takes
// ownership of the returned value.
base::ListValue* ReadExternalOrdinalFile(const base::FilePath& path) {
if (!file_util::PathExists(path))
return NULL;
JSONFileValueSerializer serializer(path);
std::string error_msg;
base::Value* value = serializer.Deserialize(NULL, &error_msg);
if (!value) {
LOG(WARNING) << "Unable to deserialize default app ordinals json data:"
<< error_msg << ", file=" << path.value();
return NULL;
}
base::ListValue* ordinal_list_value = NULL;
if (value->GetAsList(&ordinal_list_value))
return ordinal_list_value;
LOG(WARNING) << "Expect a JSON list in file " << path.value();
return NULL;
}
// Gets built-in default app order.
void GetDefault(std::vector<std::string>* app_ids) {
DCHECK(app_ids && app_ids->empty());
const char* kDefaultAppOrder[] = {
extension_misc::kChromeAppId,
extension_misc::kWebStoreAppId,
"coobgpohoikkiipiblmjeljniedjpjpf", // Search
"blpcfgokakmgnkcojhhkbfbldkacnbeo", // Youtube
"pjkljhegncpnkpknbcohdijeoejaedia", // Gmail
"ejjicmeblgpmajnghnpcppodonldlgfn", // Calendar
"kjebfhglflhjjjiceimfkgicifkhjlnm", // Scratchpad
"lneaknkopdijkpnocmklfnjbeapigfbh", // Google Maps
"apdfllckaahabafndbhieahigkjlhalf", // Drive
"aohghmighlieiainnegkcijnfilokake", // Docs
"felcaaldnbdncclmgdcncolpebgiejap", // Sheets
"aapocclcgogkmnckokdopfmhonfmgoek", // Slides
"dlppkpafhbajpcmmoheippocdidnckmm", // Google+
"kbpgddbgniojgndnhlkjbkpknjhppkbk", // Google+ Hangouts
"hhaomjibdihmijegdhdafkllkbggdgoj", // Files
"hkhhlkdconhgemhegnplaldnmnmkaemd", // Tips & Tricks
"icppfcnhkcmnfdhfhphakoifcfokfdhg", // Play Music
"mmimngoggfoobjdlefbcabngfnmieonb", // Play Books
"fppdphmgcddhjeddoeghpjefkdlccljb", // Play Movies
"fobcpibfeplaikcclojfdhfdmbbeofai", // Games
"joodangkbfjnajiiifokapkpmhfnpleo", // Calculator
"hfhhnacclhffhdffklopdkcgdhifgngh", // Camera
"gbchcmhmhahfdphkhkmpfmihenigjmpp", // Chrome Remote Desktop
};
for (size_t i = 0; i < arraysize(kDefaultAppOrder); ++i)
app_ids->push_back(std::string(kDefaultAppOrder[i]));
}
} // namespace
ExternalLoader::ExternalLoader(bool async)
: loaded_(true /* manual_rest */, false /* initially_signaled */) {
DCHECK(!loader_instance);
loader_instance = this;
if (async) {
content::BrowserThread::PostBlockingPoolTask(FROM_HERE,
base::Bind(&ExternalLoader::Load, base::Unretained(this)));
} else {
Load();
}
}
ExternalLoader::~ExternalLoader() {
DCHECK(loaded_.IsSignaled());
DCHECK_EQ(loader_instance, this);
loader_instance = NULL;
}
const std::vector<std::string>& ExternalLoader::GetAppIds() {
CHECK(loaded_.IsSignaled());
return app_ids_;
}
void ExternalLoader::Load() {
base::FilePath ordinals_file;
CHECK(PathService::Get(chromeos::FILE_DEFAULT_APP_ORDER, &ordinals_file));
scoped_ptr<base::ListValue> ordinals_value(
ReadExternalOrdinalFile(ordinals_file));
if (ordinals_value) {
for (size_t i = 0; i < ordinals_value->GetSize(); ++i) {
std::string app_id;
CHECK(ordinals_value->GetString(i, &app_id));
app_ids_.push_back(app_id);
}
} else {
GetDefault(&app_ids_);
}
loaded_.Signal();
}
void Get(std::vector<std::string>* app_ids) {
// |loader_instance| could be NULL for test.
if (!loader_instance) {
GetDefault(app_ids);
return;
}
*app_ids = loader_instance->GetAppIds();
}
} // namespace default_app_order
} // namespace chromeos
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