117 lines
3.9 KiB
C++
117 lines
3.9 KiB
C++
// Copyright (c) 2014 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include <vector>
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#include "atom/common/asar/archive.h"
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#include "atom/common/native_mate_converters/file_path_converter.h"
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#include "native_mate/arguments.h"
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#include "native_mate/dictionary.h"
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#include "native_mate/object_template_builder.h"
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#include "native_mate/wrappable.h"
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#include "atom/common/node_includes.h"
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namespace {
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class Archive : public mate::Wrappable {
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public:
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static v8::Handle<v8::Value> Create(v8::Isolate* isolate,
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const base::FilePath& path) {
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scoped_ptr<asar::Archive> archive(new asar::Archive(path));
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if (!archive->Init())
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return v8::False(isolate);
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return (new Archive(archive.Pass()))->GetWrapper(isolate);
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}
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protected:
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explicit Archive(scoped_ptr<asar::Archive> archive)
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: archive_(archive.Pass()) {}
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// Reads the offset and size of file.
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v8::Handle<v8::Value> GetFileInfo(v8::Isolate* isolate,
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const base::FilePath& path) {
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asar::Archive::FileInfo info;
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if (!archive_ || !archive_->GetFileInfo(path, &info))
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return v8::False(isolate);
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mate::Dictionary dict(isolate, v8::Object::New(isolate));
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dict.Set("size", info.size);
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dict.Set("offset", info.offset);
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return dict.GetHandle();
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}
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// Returns a fake result of fs.stat(path).
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v8::Handle<v8::Value> Stat(v8::Isolate* isolate,
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const base::FilePath& path) {
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asar::Archive::Stats stats;
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if (!archive_ || !archive_->Stat(path, &stats))
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return v8::False(isolate);
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mate::Dictionary dict(isolate, v8::Object::New(isolate));
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dict.Set("size", stats.size);
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dict.Set("offset", stats.offset);
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dict.Set("isFile", stats.is_file);
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dict.Set("isDirectory", stats.is_directory);
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dict.Set("isLink", stats.is_link);
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return dict.GetHandle();
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}
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// Returns all files under a directory.
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v8::Handle<v8::Value> Readdir(v8::Isolate* isolate,
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const base::FilePath& path) {
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std::vector<base::FilePath> files;
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if (!archive_ || !archive_->Readdir(path, &files))
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return v8::False(isolate);
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return mate::ConvertToV8(isolate, files);
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}
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// Returns the path of file with symbol link resolved.
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v8::Handle<v8::Value> Realpath(v8::Isolate* isolate,
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const base::FilePath& path) {
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base::FilePath realpath;
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if (!archive_ || !archive_->Realpath(path, &realpath))
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return v8::False(isolate);
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return mate::ConvertToV8(isolate, realpath);
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}
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// Copy the file out into a temporary file and returns the new path.
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v8::Handle<v8::Value> CopyFileOut(v8::Isolate* isolate,
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const base::FilePath& path) {
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base::FilePath new_path;
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if (!archive_ || !archive_->CopyFileOut(path, &new_path))
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return v8::False(isolate);
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return mate::ConvertToV8(isolate, new_path);
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}
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// Free the resources used by archive.
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void Destroy() {
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archive_.reset();
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}
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// mate::Wrappable:
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mate::ObjectTemplateBuilder GetObjectTemplateBuilder(v8::Isolate* isolate) {
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return mate::ObjectTemplateBuilder(isolate)
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.SetValue("path", archive_->path())
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.SetMethod("getFileInfo", &Archive::GetFileInfo)
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.SetMethod("stat", &Archive::Stat)
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.SetMethod("readdir", &Archive::Readdir)
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.SetMethod("realpath", &Archive::Realpath)
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.SetMethod("copyFileOut", &Archive::CopyFileOut)
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.SetMethod("destroy", &Archive::Destroy);
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}
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private:
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scoped_ptr<asar::Archive> archive_;
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DISALLOW_COPY_AND_ASSIGN(Archive);
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};
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void Initialize(v8::Handle<v8::Object> exports, v8::Handle<v8::Value> unused,
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v8::Handle<v8::Context> context, void* priv) {
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mate::Dictionary dict(context->GetIsolate(), exports);
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dict.SetMethod("createArchive", &Archive::Create);
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}
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} // namespace
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NODE_MODULE_CONTEXT_AWARE_BUILTIN(atom_common_asar, Initialize)
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