Aegisub/aegisub/src/standard_paths.cpp

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// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
//
// $Id$
/// @file standard_paths.cpp
/// @brief Encode and decode paths relative to various special locations
/// @ingroup utility
///
///////////
// Headers
#include "config.h"
#ifndef AGI_PRE
#include <wx/filename.h>
#include <wx/stdpaths.h>
#endif
#include "standard_paths.h"
/// @brief Get instance
/// @return
///
StandardPaths &StandardPaths::GetInstance() {
static StandardPaths instance;
return instance;
}
/// @brief Constructor
///
StandardPaths::StandardPaths() {
wxStandardPathsBase &paths = wxStandardPaths::Get();
#if defined(__UNIX__) && !defined(__APPLE__)
// Relocation support, this is required to set the prefix to all
// wx StandardPaths.
static_cast<wxStandardPaths&>(paths).SetInstallPrefix(wxT(INSTALL_PREFIX));
#endif
// Get paths
#ifdef __WINDOWS__
wxString dataDir = paths.GetDataDir();
wxString userDir = paths.GetUserDataDir();
#elif defined(__APPLE__)
wxString dataDir = paths.GetDataDir();
wxString userDir = paths.GetUserDataDir() + _T("-") + _T(AEGISUB_VERSION_DATA);
#else
wxString dataDir = paths.GetDataDir() + _T("/") + _T(AEGISUB_VERSION_DATA);
wxString userDir = paths.GetUserConfigDir() + _T("/.aegisub-") + _T(AEGISUB_VERSION_DATA);
#endif
wxString tempDir = paths.GetTempDir();
// Set paths
DoSetPathValue(_T("?data"),dataDir);
DoSetPathValue(_T("?user"),userDir);
DoSetPathValue(_T("?temp"),tempDir);
// Create paths if they don't exist
wxFileName folder(userDir + _T("/"));
if (!folder.DirExists()) folder.Mkdir(0777,wxPATH_MKDIR_FULL);
}
/// @brief Decode path
/// @param path
/// @return
///
wxString StandardPaths::DoDecodePath(wxString path) {
// Decode
if (path[0] == _T('?')) {
// Split ?part from rest
path.Replace(_T("\\"),_T("/"));
int pos = path.Find(_T("/"));
wxString path1,path2;
if (pos == wxNOT_FOUND) path1 = path;
else {
path1 = path.Left(pos);
path2 = path.Mid(pos+1);
}
// Replace ?part if valid
std::map<wxString,wxString>::iterator iter = paths.find(path1);
if (iter == paths.end()) return path;
wxString final = iter->second + _T("/") + path2;
final.Replace(_T("//"),_T("/"));
#ifdef WIN32
final.Replace(_T("/"),_T("\\"));
#endif
return final;
}
// Nothing to decode
else return path;
}
/// @brief Encode path
/// @param path
/// @return
///
wxString StandardPaths::DoEncodePath(const wxString &path) {
// TODO
return path;
}
/// @brief Set value of a ? path
/// @param path
/// @param value
///
void StandardPaths::DoSetPathValue(const wxString &path, const wxString &value) {
paths[path] = value;
}
/// @brief Decode a path that for legacy reasons might be relative to another path
/// @param path parent path.
/// @param relativeTo relative path.
/// @returns absolute path
/// @depreciated Older aegisub versions allowed people to put in single directory names w/out a full path this isn't an issue with 2.2 as preferences will be redone.
wxString StandardPaths::DecodePathMaybeRelative(const wxString &path, const wxString &relativeTo) {
wxFileName res(DecodePath(path));
if (res.IsRelative())
res.Assign(DecodePath(relativeTo + _T("/") + path));
return res.GetFullPath();
}