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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 "tools/json_schema_compiler/util.h"
#include "base/values.h"
namespace json_schema_compiler {
namespace util {
bool GetStrings(
const base::DictionaryValue& from,
const std::string& name,
std::vector<std::string>* out) {
base::ListValue* list = NULL;
if (!from.GetListWithoutPathExpansion(name, &list))
return false;
std::string string;
for (size_t i = 0; i < list->GetSize(); ++i) {
if (!list->GetString(i, &string))
return false;
out->push_back(string);
}
return true;
}
bool GetOptionalStrings(
const base::DictionaryValue& from,
const std::string& name,
scoped_ptr<std::vector<std::string> >* out) {
base::ListValue* list = NULL;
{
base::Value* maybe_list = NULL;
// Since |name| is optional, its absence is acceptable. However, anything
// other than a ListValue is not.
if (!from.GetWithoutPathExpansion(name, &maybe_list))
return true;
if (!maybe_list->IsType(base::Value::TYPE_LIST))
return false;
list = static_cast<base::ListValue*>(maybe_list);
}
out->reset(new std::vector<std::string>());
std::string string;
for (size_t i = 0; i < list->GetSize(); ++i) {
if (!list->GetString(i, &string)) {
out->reset();
return false;
}
(*out)->push_back(string);
}
return true;
}
void SetStrings(
const std::vector<std::string>& from,
const std::string& name,
base::DictionaryValue* out) {
base::ListValue* list = new base::ListValue();
out->SetWithoutPathExpansion(name, list);
for (std::vector<std::string>::const_iterator it = from.begin();
it != from.end(); ++it) {
list->Append(base::Value::CreateStringValue(*it));
}
}
void SetOptionalStrings(
const scoped_ptr<std::vector<std::string> >& from,
const std::string& name,
base::DictionaryValue* out) {
if (!from.get())
return;
SetStrings(*from, name, out);
}
} // namespace api_util
} // namespace extensions
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