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Add a way to copy a file in archive into filesystem.

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This commit is contained in:
Cheng Zhao 2014-09-25 16:56:50 +08:00
parent e5e1e207b6
commit c95a93ef1c
6 changed files with 138 additions and 1 deletions
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12
atom/common/asar/archive.h
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@ -7,6 +7,7 @@
#include <vector>
#include "base/containers/hash_tables.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
@ -17,6 +18,10 @@ class DictionaryValue;
namespace asar {
class ScopedTemporaryFile;
// This class represents an asar package, and provides methods to read
// information from it.
class Archive : public base::RefCounted<Archive> {
public:
struct FileInfo {
@ -46,6 +51,9 @@ class Archive : public base::RefCounted<Archive> {
// Fs.readdir(path).
bool Readdir(const base::FilePath& path, std::vector<base::FilePath>* files);
// Copy the file into a temporary file, and return the new path.
bool CopyFileOut(const base::FilePath& path, base::FilePath* out);
base::FilePath path() const { return path_; }
base::DictionaryValue* header() const { return header_.get(); }
@ -57,6 +65,10 @@ class Archive : public base::RefCounted<Archive> {
uint32 header_size_;
scoped_ptr<base::DictionaryValue> header_;
// Cached external temporary files.
base::hash_map<base::FilePath, // NOLINT
scoped_refptr<ScopedTemporaryFile> > external_files_;
DISALLOW_COPY_AND_ASSIGN(Archive);
};