mirror of
https://github.com/OPM/ResInsight.git
synced 2026-10-25 06:38:13 -05:00
Magne Sjaastad
13a793f16c
* Add surfio as submodule and create importer with tests * Update compile fix when mio.h is included in multiple compile units * Move file tools into RifFileTools
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2025 Equinor ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#include "RifFileTools.h"
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#include <algorithm>
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#include <filesystem>
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namespace RifFileTools
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{
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namespace fs = std::filesystem;
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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std::expected<bool, std::string> isFileReadable( const std::string& filename )
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{
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// Check if file exists and is a regular file
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if ( !fs::exists( filename ) || !fs::is_regular_file( filename ) )
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{
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return std::unexpected( "File does not exist or is not a regular file: " + filename );
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}
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auto p = fs::status( filename ).permissions();
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auto isReadable = ( p & fs::perms::owner_read ) != fs::perms::none || ( p & fs::perms::group_read ) != fs::perms::none ||
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( p & fs::perms::others_read ) != fs::perms::none;
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if ( !isReadable )
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{
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return std::unexpected( "File is not readable: " + filename );
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}
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return true;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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std::string extensionLowerCase( const std::string& filename )
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{
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if ( filename.empty() ) return "";
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std::string extension = fs::path( filename ).extension().string();
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std::transform( extension.begin(), extension.end(), extension.begin(), ::tolower );
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return extension;
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}
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}; // namespace RifFileTools
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