506 lines
16 KiB
C
506 lines
16 KiB
C
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/*
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* mptPathString.h
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* ---------------
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* Purpose: Wrapper class around the platform-native representation of path names. Should be the only type that is used to store path names.
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* Notes : Currently none.
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* Authors: OpenMPT Devs
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* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
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*/
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#pragma once
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#include "openmpt/all/BuildSettings.hpp"
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#include "mptString.h"
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#include "mpt/base/namespace.hpp"
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#include <vector>
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#include "openmpt/base/FlagSet.hpp"
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#define MPT_DEPRECATED_PATH
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//#define MPT_DEPRECATED_PATH [[deprecated]]
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OPENMPT_NAMESPACE_BEGIN
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namespace mpt
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{
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#if MPT_OS_WINDOWS
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typedef mpt::winstring RawPathString;
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#else // !MPT_OS_WINDOWS
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typedef std::string RawPathString;
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#endif // if MPT_OS_WINDOWS
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class PathString
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{
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private:
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RawPathString path;
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private:
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explicit PathString(const RawPathString & path_)
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: path(path_)
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{
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return;
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}
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public:
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PathString()
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{
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return;
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}
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PathString(const PathString & other)
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: path(other.path)
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{
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return;
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}
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PathString(PathString && other) noexcept
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: path(std::move(other.path))
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{
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return;
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}
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PathString & assign(const PathString & other)
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{
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path = other.path;
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return *this;
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}
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PathString & assign(PathString && other) noexcept
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{
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path = std::move(other.path);
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return *this;
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}
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PathString & operator = (const PathString & other)
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{
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return assign(other);
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}
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PathString &operator = (PathString && other) noexcept
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{
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return assign(std::move(other));
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}
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PathString & append(const PathString & other)
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{
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path.append(other.path);
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return *this;
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}
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PathString & operator += (const PathString & other)
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{
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return append(other);
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}
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friend PathString operator + (const PathString & a, const PathString & b)
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{
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return PathString(a).append(b);
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}
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friend bool operator < (const PathString & a, const PathString & b)
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{
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return a.AsNative() < b.AsNative();
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}
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friend bool operator == (const PathString & a, const PathString & b)
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{
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return a.AsNative() == b.AsNative();
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}
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friend bool operator != (const PathString & a, const PathString & b)
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{
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return a.AsNative() != b.AsNative();
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}
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bool empty() const { return path.empty(); }
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std::size_t Length() const { return path.size(); }
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public:
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#if MPT_OS_WINDOWS
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#if !MPT_OS_WINDOWS_WINRT
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static int CompareNoCase(const PathString & a, const PathString & b);
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#endif // !MPT_OS_WINDOWS_WINRT
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#endif
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#if defined(MODPLUG_TRACKER) && MPT_OS_WINDOWS
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void SplitPath(PathString *drive, PathString *dir, PathString *fname, PathString *ext) const;
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// \\?\ prefixes will be removed and \\?\\UNC prefixes converted to canonical \\ form.
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PathString GetDrive() const; // Drive letter + colon, e.g. "C:" or \\server\\share
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PathString GetDir() const; // Directory, e.g. "\OpenMPT\"
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PathString GetPath() const; // Drive + Dir, e.g. "C:\OpenMPT\"
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PathString GetFileName() const; // File name without extension, e.g. "OpenMPT"
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PathString GetFileExt() const; // Extension including dot, e.g. ".exe"
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PathString GetFullFileName() const; // File name + extension, e.g. "OpenMPT.exe"
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// Verify if this path represents a valid directory on the file system.
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bool IsDirectory() const;
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// Verify if this path exists and is a file on the file system.
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bool IsFile() const;
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bool FileOrDirectoryExists() const;
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#endif // MODPLUG_TRACKER && MPT_OS_WINDOWS
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static bool IsPathSeparator(RawPathString::value_type c);
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static RawPathString::value_type GetDefaultPathSeparator();
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#if defined(MODPLUG_TRACKER) && MPT_OS_WINDOWS
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// Return the same path string with a different (or appended) extension (including "."), e.g. "foo.bar",".txt" -> "foo.txt" or "C:\OpenMPT\foo",".txt" -> "C:\OpenMPT\foo.txt"
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PathString ReplaceExt(const mpt::PathString &newExt) const;
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// Removes special characters from a filename component and replaces them with a safe replacement character ("_" on windows).
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// Returns the result.
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// Note that this also removes path component separators, so this should only be used on single-component PathString objects.
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PathString SanitizeComponent() const;
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bool HasTrailingSlash() const
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{
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if(path.empty())
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{
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return false;
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}
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RawPathString::value_type c = path[path.length() - 1];
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return IsPathSeparator(c);
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}
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mpt::PathString &EnsureTrailingSlash()
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{
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if(!path.empty() && !HasTrailingSlash())
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{
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path += GetDefaultPathSeparator();
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}
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return *this;
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}
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mpt::PathString WithoutTrailingSlash() const
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{
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mpt::PathString result = *this;
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while(result.HasTrailingSlash())
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{
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if(result.Length() == 1)
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{
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return result;
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}
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result = mpt::PathString(result.AsNative().substr(0, result.AsNative().length() - 1));
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}
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return result;
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}
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mpt::PathString WithTrailingSlash() const
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{
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mpt::PathString result = *this;
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result.EnsureTrailingSlash();
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return result;
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}
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// Relative / absolute paths conversion
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mpt::PathString AbsolutePathToRelative(const mpt::PathString &relativeTo) const;
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mpt::PathString RelativePathToAbsolute(const mpt::PathString &relativeTo) const;
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#endif // MODPLUG_TRACKER && MPT_OS_WINDOWS
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public:
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#if MPT_OS_WINDOWS
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#if !(MPT_WSTRING_CONVERT)
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#error "mpt::PathString on Windows depends on MPT_WSTRING_CONVERT)"
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#endif
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// conversions
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#if defined(MPT_ENABLE_CHARSET_LOCALE)
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MPT_DEPRECATED_PATH std::string ToLocale() const { return mpt::ToCharset(mpt::Charset::Locale, path); }
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#endif
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std::string ToUTF8() const { return mpt::ToCharset(mpt::Charset::UTF8, path); }
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std::wstring ToWide() const { return mpt::ToWide(path); }
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mpt::ustring ToUnicode() const { return mpt::ToUnicode(path); }
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#if defined(MPT_ENABLE_CHARSET_LOCALE)
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MPT_DEPRECATED_PATH static PathString FromLocale(const std::string &path) { return PathString(mpt::ToWin(mpt::Charset::Locale, path)); }
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static PathString FromLocaleSilent(const std::string &path) { return PathString(mpt::ToWin(mpt::Charset::Locale, path)); }
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#endif
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static PathString FromUTF8(const std::string &path) { return PathString(mpt::ToWin(mpt::Charset::UTF8, path)); }
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static PathString FromWide(const std::wstring &path) { return PathString(mpt::ToWin(path)); }
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static PathString FromUnicode(const mpt::ustring &path) { return PathString(mpt::ToWin(path)); }
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RawPathString AsNative() const { return path; }
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// Return native string, with possible \\?\ prefix if it exceeds MAX_PATH characters.
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RawPathString AsNativePrefixed() const;
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static PathString FromNative(const RawPathString &path) { return PathString(path); }
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#if defined(MPT_WITH_MFC)
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// CString TCHAR, so this is CHAR or WCHAR, depending on UNICODE
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CString ToCString() const { return mpt::ToCString(path); }
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static PathString FromCString(const CString &path) { return PathString(mpt::ToWin(path)); }
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#endif // MPT_WITH_MFC
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// Convert a path to its simplified form, i.e. remove ".\" and "..\" entries
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mpt::PathString Simplify() const;
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#else // !MPT_OS_WINDOWS
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// conversions
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#if defined(MPT_ENABLE_CHARSET_LOCALE)
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std::string ToLocale() const { return path; }
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std::string ToUTF8() const { return mpt::ToCharset(mpt::Charset::UTF8, mpt::Charset::Locale, path); }
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#if MPT_WSTRING_CONVERT
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std::wstring ToWide() const { return mpt::ToWide(mpt::Charset::Locale, path); }
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#endif
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mpt::ustring ToUnicode() const { return mpt::ToUnicode(mpt::Charset::Locale, path); }
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static PathString FromLocale(const std::string &path) { return PathString(path); }
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static PathString FromLocaleSilent(const std::string &path) { return PathString(path); }
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static PathString FromUTF8(const std::string &path) { return PathString(mpt::ToCharset(mpt::Charset::Locale, mpt::Charset::UTF8, path)); }
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#if MPT_WSTRING_CONVERT
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static PathString FromWide(const std::wstring &path) { return PathString(mpt::ToCharset(mpt::Charset::Locale, path)); }
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#endif
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static PathString FromUnicode(const mpt::ustring &path) { return PathString(mpt::ToCharset(mpt::Charset::Locale, path)); }
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RawPathString AsNative() const { return path; }
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RawPathString AsNativePrefixed() const { return path; }
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static PathString FromNative(const RawPathString &path) { return PathString(path); }
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#else // !MPT_ENABLE_CHARSET_LOCALE
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std::string ToUTF8() const { return path; }
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#if MPT_WSTRING_CONVERT
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std::wstring ToWide() const { return mpt::ToWide(mpt::Charset::UTF8, path); }
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#endif
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mpt::ustring ToUnicode() const { return mpt::ToUnicode(mpt::Charset::UTF8, path); }
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static PathString FromUTF8(const std::string &path) { return PathString(path); }
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#if MPT_WSTRING_CONVERT
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static PathString FromWide(const std::wstring &path) { return PathString(mpt::ToCharset(mpt::Charset::UTF8, path)); }
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#endif
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static PathString FromUnicode(const mpt::ustring &path) { return PathString(mpt::ToCharset(mpt::Charset::UTF8, path)); }
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RawPathString AsNative() const { return path; }
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RawPathString AsNativePrefixed() const { return path; }
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static PathString FromNative(const RawPathString &path) { return PathString(path); }
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#endif // MPT_ENABLE_CHARSET_LOCALE
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// Convert a path to its simplified form (currently only implemented on Windows)
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[[deprecated]] mpt::PathString Simplify() const { return PathString(path); }
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#endif // MPT_OS_WINDOWS
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};
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#if defined(MPT_ENABLE_CHARSET_LOCALE)
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#if MPT_OS_WINDOWS
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#ifdef UNICODE
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[[deprecated]] inline std::string ToAString(const mpt::PathString & x) { return mpt::ToCharset(mpt::Charset::Locale, x.ToUnicode()); }
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#else
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MPT_DEPRECATED_PATH inline std::string ToAString(const mpt::PathString & x) { return mpt::ToCharset(mpt::Charset::Locale, x.AsNative()); }
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#endif
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#else
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MPT_DEPRECATED_PATH inline std::string ToAString(const mpt::PathString & x) { return mpt::ToCharset(mpt::Charset::Locale, x.ToUnicode()); }
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#endif
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#endif
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inline mpt::ustring ToUString(const mpt::PathString & x) { return x.ToUnicode(); }
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#if MPT_WSTRING_FORMAT
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inline std::wstring ToWString(const mpt::PathString & x) { return x.ToWide(); }
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#endif
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} // namespace mpt
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#if MPT_OS_WINDOWS
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#ifdef UNICODE
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#define MPT_PATHSTRING_LITERAL(x) ( L ## x )
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#define MPT_PATHSTRING(x) mpt::PathString::FromNative( L ## x )
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#else
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#define MPT_PATHSTRING_LITERAL(x) ( x )
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#define MPT_PATHSTRING(x) mpt::PathString::FromNative( x )
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#endif
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#else // !MPT_OS_WINDOWS
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#define MPT_PATHSTRING_LITERAL(x) ( x )
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#define MPT_PATHSTRING(x) mpt::PathString::FromNative( x )
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#endif // MPT_OS_WINDOWS
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#define PC_(x) MPT_PATHSTRING_LITERAL(x)
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#define PL_(x) MPT_PATHSTRING_LITERAL(x)
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#define P_(x) MPT_PATHSTRING(x)
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namespace mpt
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{
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bool PathIsAbsolute(const mpt::PathString &path);
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#if MPT_OS_WINDOWS
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#if !(MPT_OS_WINDOWS_WINRT && (_WIN32_WINNT < 0x0a00))
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// Returns the absolute path for a potentially relative path and removes ".." or "." components. (same as GetFullPathNameW)
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mpt::PathString GetAbsolutePath(const mpt::PathString &path);
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#endif
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#ifdef MODPLUG_TRACKER
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// Deletes a complete directory tree. Handle with EXTREME care.
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// Returns false if any file could not be removed and aborts as soon as it
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// encounters any error. path must be absolute.
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bool DeleteWholeDirectoryTree(mpt::PathString path);
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#endif // MODPLUG_TRACKER
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#endif // MPT_OS_WINDOWS
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#if defined(MODPLUG_TRACKER) && MPT_OS_WINDOWS
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// Returns the application executable path or an empty string (if unknown), e.g. "C:\mptrack\"
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mpt::PathString GetExecutablePath();
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#if !MPT_OS_WINDOWS_WINRT
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// Returns the system directory path, e.g. "C:\Windows\System32\"
|
||
|
|
mpt::PathString GetSystemPath();
|
||
|
|
#endif // !MPT_OS_WINDOWS_WINRT
|
||
|
|
|
||
|
|
#endif // MODPLUG_TRACKER && MPT_OS_WINDOWS
|
||
|
|
|
||
|
|
#if defined(MODPLUG_TRACKER) && MPT_OS_WINDOWS
|
||
|
|
|
||
|
|
// Returns temporary directory (with trailing backslash added) (e.g. "C:\TEMP\")
|
||
|
|
mpt::PathString GetTempDirectory();
|
||
|
|
|
||
|
|
// Returns a new unique absolute path.
|
||
|
|
mpt::PathString CreateTempFileName(const mpt::PathString &fileNamePrefix = mpt::PathString(), const mpt::PathString &fileNameExtension = P_("tmp"));
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// Scoped temporary file guard. Deletes the file when going out of scope.
|
||
|
|
// The file itself is not created automatically.
|
||
|
|
class TempFileGuard
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
const mpt::PathString filename;
|
||
|
|
public:
|
||
|
|
TempFileGuard(const mpt::PathString &filename = CreateTempFileName());
|
||
|
|
mpt::PathString GetFilename() const;
|
||
|
|
~TempFileGuard();
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
// Scoped temporary directory guard. Deletes the directory when going out of scope.
|
||
|
|
// The directory itself is created automatically.
|
||
|
|
class TempDirGuard
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
mpt::PathString dirname;
|
||
|
|
public:
|
||
|
|
TempDirGuard(const mpt::PathString &dirname_ = CreateTempFileName());
|
||
|
|
mpt::PathString GetDirname() const;
|
||
|
|
~TempDirGuard();
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // MODPLUG_TRACKER && MPT_OS_WINDOWS
|
||
|
|
|
||
|
|
} // namespace mpt
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#if defined(MODPLUG_TRACKER)
|
||
|
|
|
||
|
|
// Sanitize a filename (remove special chars)
|
||
|
|
void SanitizeFilename(mpt::PathString &filename);
|
||
|
|
|
||
|
|
void SanitizeFilename(char *beg, char *end);
|
||
|
|
void SanitizeFilename(wchar_t *beg, wchar_t *end);
|
||
|
|
|
||
|
|
void SanitizeFilename(std::string &str);
|
||
|
|
void SanitizeFilename(std::wstring &str);
|
||
|
|
#if MPT_USTRING_MODE_UTF8
|
||
|
|
void SanitizeFilename(mpt::u8string &str);
|
||
|
|
#endif // MPT_USTRING_MODE_UTF8
|
||
|
|
|
||
|
|
template <std::size_t size>
|
||
|
|
void SanitizeFilename(char (&buffer)[size])
|
||
|
|
{
|
||
|
|
static_assert(size > 0);
|
||
|
|
SanitizeFilename(buffer, buffer + size);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <std::size_t size>
|
||
|
|
void SanitizeFilename(wchar_t (&buffer)[size])
|
||
|
|
{
|
||
|
|
static_assert(size > 0);
|
||
|
|
SanitizeFilename(buffer, buffer + size);
|
||
|
|
}
|
||
|
|
|
||
|
|
#if defined(MPT_WITH_MFC)
|
||
|
|
void SanitizeFilename(CString &str);
|
||
|
|
#endif // MPT_WITH_MFC
|
||
|
|
|
||
|
|
#endif // MODPLUG_TRACKER
|
||
|
|
|
||
|
|
|
||
|
|
#if defined(MODPLUG_TRACKER)
|
||
|
|
|
||
|
|
enum FileTypeFormat
|
||
|
|
{
|
||
|
|
FileTypeFormatNone = 0 , // do not show extensions after description, i.e. "Foo Files"
|
||
|
|
FileTypeFormatShowExtensions = 1<<0, // show extensions after descripten, i.e. "Foo Files (*.foo,*.bar)"
|
||
|
|
};
|
||
|
|
MPT_DECLARE_ENUM(FileTypeFormat)
|
||
|
|
|
||
|
|
class FileType
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
mpt::ustring m_ShortName; // "flac", "mod" (lowercase)
|
||
|
|
mpt::ustring m_Description; // "FastTracker 2 Module"
|
||
|
|
std::vector<std::string> m_MimeTypes; // "audio/ogg" (in ASCII)
|
||
|
|
std::vector<mpt::PathString> m_Extensions; // "mod", "xm" (lowercase)
|
||
|
|
std::vector<mpt::PathString> m_Prefixes; // "mod" for "mod.*"
|
||
|
|
public:
|
||
|
|
FileType() { }
|
||
|
|
FileType(const std::vector<FileType> &group)
|
||
|
|
{
|
||
|
|
for(const auto &type : group)
|
||
|
|
{
|
||
|
|
mpt::append(m_MimeTypes, type.m_MimeTypes);
|
||
|
|
mpt::append(m_Extensions, type.m_Extensions);
|
||
|
|
mpt::append(m_Prefixes, type.m_Prefixes);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
static FileType Any()
|
||
|
|
{
|
||
|
|
return FileType().ShortName(U_("*")).Description(U_("All Files")).AddExtension(P_("*"));
|
||
|
|
}
|
||
|
|
public:
|
||
|
|
FileType& ShortName(const mpt::ustring &shortName) { m_ShortName = shortName; return *this; }
|
||
|
|
FileType& Description(const mpt::ustring &description) { m_Description = description; return *this; }
|
||
|
|
FileType& MimeTypes(const std::vector<std::string> &mimeTypes) { m_MimeTypes = mimeTypes; return *this; }
|
||
|
|
FileType& Extensions(const std::vector<mpt::PathString> &extensions) { m_Extensions = extensions; return *this; }
|
||
|
|
FileType& Prefixes(const std::vector<mpt::PathString> &prefixes) { m_Prefixes = prefixes; return *this; }
|
||
|
|
FileType& AddMimeType(const std::string &mimeType) { m_MimeTypes.push_back(mimeType); return *this; }
|
||
|
|
FileType& AddExtension(const mpt::PathString &extension) { m_Extensions.push_back(extension); return *this; }
|
||
|
|
FileType& AddPrefix(const mpt::PathString &prefix) { m_Prefixes.push_back(prefix); return *this; }
|
||
|
|
public:
|
||
|
|
mpt::ustring GetShortName() const { return m_ShortName; }
|
||
|
|
mpt::ustring GetDescription() const { return m_Description; }
|
||
|
|
std::vector<std::string> GetMimeTypes() const { return m_MimeTypes; }
|
||
|
|
std::vector<mpt::PathString> GetExtensions() const { return m_Extensions; }
|
||
|
|
std::vector<mpt::PathString> GetPrefixes() const { return m_Prefixes; }
|
||
|
|
public:
|
||
|
|
mpt::PathString AsFilterString(FlagSet<FileTypeFormat> format = FileTypeFormatNone) const;
|
||
|
|
mpt::PathString AsFilterOnlyString() const;
|
||
|
|
}; // class FileType
|
||
|
|
|
||
|
|
|
||
|
|
// "Ogg Vorbis|*.ogg;*.oga|" // FileTypeFormatNone
|
||
|
|
// "Ogg Vorbis (*.ogg,*.oga)|*.ogg;*.oga|" // FileTypeFormatShowExtensions
|
||
|
|
mpt::PathString ToFilterString(const FileType &fileType, FlagSet<FileTypeFormat> format = FileTypeFormatNone);
|
||
|
|
mpt::PathString ToFilterString(const std::vector<FileType> &fileTypes, FlagSet<FileTypeFormat> format = FileTypeFormatNone);
|
||
|
|
|
||
|
|
// "*.ogg;*.oga" / ";*.ogg;*.oga"
|
||
|
|
mpt::PathString ToFilterOnlyString(const FileType &fileType, bool prependSemicolonWhenNotEmpty = false);
|
||
|
|
mpt::PathString ToFilterOnlyString(const std::vector<FileType> &fileTypes, bool prependSemicolonWhenNotEmpty = false);
|
||
|
|
|
||
|
|
#endif // MODPLUG_TRACKER
|
||
|
|
|
||
|
|
|
||
|
|
OPENMPT_NAMESPACE_END
|