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// Copyright 2016 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 "content/browser/devtools/protocol_string.h"
#include "base/json/json_reader.h"
#include "base/memory/ptr_util.h"
#include "base/strings/string16.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "content/browser/devtools/protocol/protocol.h"
namespace content {
namespace protocol {
std::unique_ptr<protocol::Value> toProtocolValue(
const base::Value* value, int depth) {
if (!value || !depth)
return nullptr;
if (value->is_none())
return protocol::Value::null();
if (value->is_bool()) {
bool inner;
value->GetAsBoolean(&inner);
return protocol::FundamentalValue::create(inner);
}
if (value->is_int()) {
int inner;
value->GetAsInteger(&inner);
return protocol::FundamentalValue::create(inner);
}
if (value->is_double()) {
double inner;
value->GetAsDouble(&inner);
return protocol::FundamentalValue::create(inner);
}
if (value->is_string()) {
std::string inner;
value->GetAsString(&inner);
return protocol::StringValue::create(inner);
}
if (value->is_list()) {
const base::ListValue* list = nullptr;
value->GetAsList(&list);
std::unique_ptr<protocol::ListValue> result = protocol::ListValue::create();
for (size_t i = 0; i < list->GetSize(); i++) {
const base::Value* item = nullptr;
list->Get(i, &item);
std::unique_ptr<protocol::Value> converted =
toProtocolValue(item, depth - 1);
if (converted)
result->pushValue(std::move(converted));
}
return std::move(result);
}
if (value->is_dict()) {
const base::DictionaryValue* dictionary = nullptr;
value->GetAsDictionary(&dictionary);
std::unique_ptr<protocol::DictionaryValue> result =
protocol::DictionaryValue::create();
for (base::DictionaryValue::Iterator it(*dictionary);
!it.IsAtEnd(); it.Advance()) {
std::unique_ptr<protocol::Value> converted =
toProtocolValue(&it.value(), depth - 1);
if (converted)
result->setValue(it.key(), std::move(converted));
}
return std::move(result);
}
return nullptr;
}
std::unique_ptr<base::Value> toBaseValue(
protocol::Value* value, int depth) {
if (!value || !depth)
return nullptr;
if (value->type() == protocol::Value::TypeNull)
return std::make_unique<base::Value>();
if (value->type() == protocol::Value::TypeBoolean) {
bool inner;
value->asBoolean(&inner);
return base::WrapUnique(new base::Value(inner));
}
if (value->type() == protocol::Value::TypeInteger) {
int inner;
value->asInteger(&inner);
return base::WrapUnique(new base::Value(inner));
}
if (value->type() == protocol::Value::TypeDouble) {
double inner;
value->asDouble(&inner);
return base::WrapUnique(new base::Value(inner));
}
if (value->type() == protocol::Value::TypeString) {
std::string inner;
value->asString(&inner);
return base::WrapUnique(new base::Value(inner));
}
if (value->type() == protocol::Value::TypeArray) {
protocol::ListValue* list = protocol::ListValue::cast(value);
std::unique_ptr<base::ListValue> result(new base::ListValue());
for (size_t i = 0; i < list->size(); i++) {
std::unique_ptr<base::Value> converted =
toBaseValue(list->at(i), depth - 1);
if (converted)
result->Append(std::move(converted));
}
return std::move(result);
}
if (value->type() == protocol::Value::TypeObject) {
protocol::DictionaryValue* dict = protocol::DictionaryValue::cast(value);
std::unique_ptr<base::DictionaryValue> result(new base::DictionaryValue());
for (size_t i = 0; i < dict->size(); i++) {
protocol::DictionaryValue::Entry entry = dict->at(i);
std::unique_ptr<base::Value> converted =
toBaseValue(entry.second, depth - 1);
if (converted)
result->SetWithoutPathExpansion(entry.first, std::move(converted));
}
return std::move(result);
}
return nullptr;
}
// static
std::unique_ptr<protocol::Value> StringUtil::parseJSON(
const std::string& json) {
std::unique_ptr<base::Value> value = base::JSONReader::Read(json);
return toProtocolValue(value.get(), 1000);
}
StringBuilder::StringBuilder() {}
StringBuilder::~StringBuilder() {}
void StringBuilder::append(const std::string& s) {
string_ += s;
}
void StringBuilder::append(char c) {
string_ += c;
}
void StringBuilder::append(const char* characters, size_t length) {
string_.append(characters, length);
}
// static
void StringUtil::builderAppendQuotedString(StringBuilder& builder,
const String& str) {
builder.append('"');
base::string16 str16 = base::UTF8ToUTF16(str);
escapeWideStringForJSON(reinterpret_cast<const uint16_t*>(&str16[0]),
str16.length(), &builder);
builder.append('"');
}
std::string StringBuilder::toString() {
return string_;
}
void StringBuilder::reserveCapacity(size_t capacity) {
string_.reserve(capacity);
}
} // namespace protocol
} // namespace content
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