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// Copyright 2014 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 "gin/test/file.h"
#include <iostream>
#include "base/bind.h"
#include "base/files/file_enumerator.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/path_service.h"
#include "gin/arguments.h"
#include "gin/converter.h"
#include "gin/object_template_builder.h"
#include "gin/per_isolate_data.h"
#include "gin/public/wrapper_info.h"
using v8::ObjectTemplate;
namespace gin {
namespace {
v8::Local<v8::Value> ReadFileToString(gin::Arguments* args) {
std::string filename;
if (!args->GetNext(&filename))
return v8::Null(args->isolate());
const base::FilePath& path = base::FilePath::FromUTF8Unsafe(filename);
std::string contents;
if (!ReadFileToString(path, &contents))
return v8::Null(args->isolate());
return gin::Converter<std::string>::ToV8(args->isolate(), contents);
}
v8::Local<v8::Value> GetSourceRootDirectory(gin::Arguments* args) {
base::FilePath path;
if (!PathService::Get(base::DIR_SOURCE_ROOT, &path))
return v8::Null(args->isolate());
return gin::Converter<std::string>::ToV8(args->isolate(),
path.AsUTF8Unsafe());
}
v8::Local<v8::Value> GetFilesInDirectory(gin::Arguments* args) {
std::string filename;
if (!args->GetNext(&filename))
return v8::Null(args->isolate());
const base::FilePath& path = base::FilePath::FromUTF8Unsafe(filename);
if (!base::DirectoryExists(path))
return v8::Null(args->isolate());
std::vector<std::string> names;
base::FileEnumerator e(path, false, base::FileEnumerator::FILES);
for (base::FilePath name = e.Next(); !name.empty(); name = e.Next()) {
names.push_back(name.BaseName().AsUTF8Unsafe());
}
v8::Local<v8::Value> v8_names;
if (!TryConvertToV8(args->isolate(), names, &v8_names))
return v8::Null(args->isolate());
return v8_names;
}
gin::WrapperInfo g_wrapper_info = { gin::kEmbedderNativeGin };
} // namespace
const char File::kModuleName[] = "file";
v8::Local<v8::Value> File::GetModule(v8::Isolate* isolate) {
gin::PerIsolateData* data = gin::PerIsolateData::From(isolate);
v8::Local<ObjectTemplate> templ = data->GetObjectTemplate(&g_wrapper_info);
if (templ.IsEmpty()) {
templ = gin::ObjectTemplateBuilder(isolate)
.SetMethod("readFileToString", ReadFileToString)
.SetMethod("getFilesInDirectory", GetFilesInDirectory)
.SetMethod("getSourceRootDirectory", GetSourceRootDirectory)
.Build();
data->SetObjectTemplate(&g_wrapper_info, templ);
}
return templ->NewInstance();
}
} // namespace gin
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