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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "AddonClass.h"
#include "AddonString.h"
#include "LanguageHook.h"
#include "commons/Buffer.h"
#include "filesystem/File.h"
#include <algorithm>
namespace XBMCAddon
{
namespace xbmcvfs
{
//
/// \defgroup python_file File
/// \ingroup python_xbmcvfs
/// @{
/// @brief <b>Kodi's file class.</b>
///
/// \python_class{ xbmcvfs.File(filepath, [mode]) }
///
/// @param filepath string Selected file path
/// @param mode [opt] string Additional mode options (if no mode is supplied, the default is Open for Read).
/// | Mode | Description |
/// |:------:|:--------------------------------|
/// | w | Open for write |
///
///
///--------------------------------------------------------------------------
/// @python_v19 Added context manager support
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file, 'w')
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file, 'w') as f:
/// ..
/// ..
/// ~~~~~~~~~~~~~
//
class File : public AddonClass
{
XFILE::CFile* file;
public:
inline File(const String& filepath, const char* mode = NULL) : file(new XFILE::CFile())
{
DelayedCallGuard dg(languageHook);
if (mode && strncmp(mode, "w", 1) == 0)
file->OpenForWrite(filepath,true);
else
file->Open(filepath, XFILE::READ_NO_CACHE);
}
inline ~File() override { delete file; }
#if !defined(DOXYGEN_SHOULD_USE_THIS)
inline File* __enter__() { return this; }
inline void __exit__() { close(); }
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ read([bytes]) }
/// Read file parts as string.
///
/// @param bytes [opt] How many bytes to read - if not
/// set it will read the whole file
/// @return string
///
///
///-----------------------------------------------------------------------
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// b = f.read()
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as file:
/// b = f.read()
/// ..
/// ~~~~~~~~~~~~~
///
read(...);
#else
inline String read(unsigned long numBytes = 0)
{
XbmcCommons::Buffer b = readBytes(numBytes);
return b.getString(numBytes == 0 ? b.remaining() : std::min((unsigned long)b.remaining(),numBytes));
}
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ readBytes(numbytes) }
/// Read bytes from file.
///
/// @param numbytes How many bytes to read [opt]- if not set
/// it will read the whole file
/// @return bytearray
///
///
///-----------------------------------------------------------------------
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// b = f.readBytes()
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as f:
/// b = f.readBytes()
/// ..
/// ~~~~~~~~~~~~~
///
readBytes(...);
#else
XbmcCommons::Buffer readBytes(unsigned long numBytes = 0);
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ write(buffer) }
/// To write given data in file.
///
/// @param buffer Buffer to write to file
/// @return True on success.
///
///
///-----------------------------------------------------------------------
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file, 'w')
/// result = f.write(buffer)
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file, 'w') as f:
/// result = f.write(buffer)
/// ..
/// ~~~~~~~~~~~~~
///
write(...);
#else
bool write(XbmcCommons::Buffer& buffer);
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ size() }
/// Get the file size.
///
/// @return The file size
///
///
///-----------------------------------------------------------------------
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// s = f.size()
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as f:
/// s = f.size()
/// ..
/// ~~~~~~~~~~~~~
///
size();
#else
inline long long size() { DelayedCallGuard dg(languageHook); return file->GetLength(); }
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ seek(seekBytes, iWhence) }
/// Seek to position in file.
///
/// @param seekBytes position in the file
/// @param iWhence [opt] where in a file to seek from[0 beginning,
/// 1 current , 2 end position]
///
///
///-----------------------------------------------------------------------
/// @python_v19 Function changed. param **iWhence** is now optional.
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// result = f.seek(8129, 0)
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as f:
/// result = f.seek(8129, 0)
/// ..
/// ~~~~~~~~~~~~~
///
seek(...);
#else
inline long long seek(long long seekBytes, int iWhence = SEEK_SET) { DelayedCallGuard dg(languageHook); return file->Seek(seekBytes,iWhence); }
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ tell() }
/// Get the current position in the file.
///
/// @return The file position
///
///
///-----------------------------------------------------------------------
/// @python_v19 New function added
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// s = f.tell()
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as f:
/// s = f.tell()
/// ..
/// ~~~~~~~~~~~~~
///
tell();
#else
inline long long tell() { DelayedCallGuard dg(languageHook); return file->GetPosition(); }
#endif
#ifdef DOXYGEN_SHOULD_USE_THIS
///
/// \ingroup python_file
/// @brief \python_func{ close() }
/// Close opened file.
///
///
///-----------------------------------------------------------------------
///
/// **Example:**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// f = xbmcvfs.File(file)
/// f.close()
/// ..
/// ~~~~~~~~~~~~~
///
/// **Example (v19 and up):**
/// ~~~~~~~~~~~~~{.py}
/// ..
/// with xbmcvfs.File(file) as f:
/// ..
/// ..
/// ~~~~~~~~~~~~~
///
close();
#else
inline void close() { DelayedCallGuard dg(languageHook); file->Close(); }
#endif
#ifndef SWIG
inline const XFILE::CFile* getFile() const { return file; }
#endif
};
//@}
}
}
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