electron/atom/common/api/atom_api_asar.cc

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// Copyright (c) 2014 GitHub, Inc. All rights reserved.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/common/asar/archive.h"
#include "atom/common/asar/archive_factory.h"
#include "atom/common/native_mate_converters/file_path_converter.h"
#include "native_mate/arguments.h"
#include "native_mate/dictionary.h"
#include "native_mate/object_template_builder.h"
#include "native_mate/wrappable.h"
#include "atom/common/node_includes.h"
namespace {
class Archive : public mate::Wrappable {
public:
static v8::Handle<v8::Value> Create(mate::Arguments* args,
const base::FilePath& path) {
static asar::ArchiveFactory archive_factory;
scoped_refptr<asar::Archive> archive = archive_factory.GetOrCreate(path);
if (!archive)
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return v8::False(args->isolate());
return (new Archive(archive))->GetWrapper(args->isolate());
}
protected:
explicit Archive(scoped_refptr<asar::Archive> archive) : archive_(archive) {}
virtual ~Archive() {}
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// Reads the offset and size of file.
v8::Handle<v8::Value> GetFileInfo(mate::Arguments* args,
const base::FilePath& path) {
asar::Archive::FileInfo info;
if (!archive_->GetFileInfo(path, &info))
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return v8::False(args->isolate());
mate::Dictionary dict(args->isolate(), v8::Object::New(args->isolate()));
dict.Set("size", info.size);
dict.Set("offset", info.offset);
return dict.GetHandle();
}
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// Returns a fake result of fs.stat(path).
v8::Handle<v8::Value> Stat(mate::Arguments* args,
const base::FilePath& path) {
asar::Archive::Stats stats;
if (!archive_->Stat(path, &stats))
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return v8::False(args->isolate());
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mate::Dictionary dict(args->isolate(), v8::Object::New(args->isolate()));
dict.Set("size", stats.size);
dict.Set("offset", stats.offset);
dict.Set("isFile", stats.is_file);
dict.Set("isDirectory", stats.is_directory);
dict.Set("isLink", stats.is_link);
return dict.GetHandle();
}
// mate::Wrappable:
mate::ObjectTemplateBuilder GetObjectTemplateBuilder(v8::Isolate* isolate) {
return mate::ObjectTemplateBuilder(isolate)
.SetValue("path", archive_->path())
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.SetMethod("getFileInfo", &Archive::GetFileInfo)
.SetMethod("stat", &Archive::Stat);
}
private:
scoped_refptr<asar::Archive> archive_;
DISALLOW_COPY_AND_ASSIGN(Archive);
};
void Initialize(v8::Handle<v8::Object> exports, v8::Handle<v8::Value> unused,
v8::Handle<v8::Context> context, void* priv) {
mate::Dictionary dict(context->GetIsolate(), exports);
dict.SetMethod("createArchive", &Archive::Create);
}
} // namespace
NODE_MODULE_CONTEXT_AWARE_BUILTIN(atom_common_asar, Initialize)