fileFormats.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    Copyright (C) 2022 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "fileFormats.H"
#include "dictionary.H"
 
// * * * * * * * * * * * * * * * Local Functions * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Extract and merge 'default' + formatName from list of dictionaries
//
// \returns dictionary of merged options
static dictionary combineFormatOptions
(
    const word& formatName,
    std::initializer_list<const dictionary*> dicts
)
{
    dictionary options;
 
    // Default specification. Merge from all levels
    // - literal search only
    for (const dictionary* dict : dicts)
    {
        if
        (
            dict
         && (dict = dict->findDict("default", keyType::LITERAL)) != nullptr
        )
        {
            options.merge(*dict);
        }
    }
 
    // Format specification. Merge from all levels
    // - allow REGEX search
    if (!formatName.empty())
    {
        for (const dictionary* dict : dicts)
        {
            if
            (
                dict
             && (dict = dict->findDict(formatName)) != nullptr
            )
            {
                options.merge(*dict);
            }
        }
    }
 
    return options;
}
 
} // End namespace Foam
 
 
// * * * * * * * * * * * * * * * Global Functions  * * * * * * * * * * * * * //
 
Foam::dictionary Foam::fileFormats::getFormatOptions
(
    const dictionary& dict,
    const word& formatName,
    const word& entryName
)
{
    return combineFormatOptions
    (
        formatName,
        {
            dict.findDict(entryName, keyType::LITERAL)
        }
    );
}
 
 
Foam::dictionary Foam::fileFormats::getFormatOptions
(
    const dictionary& dict,
    const dictionary& altDict,
    const word& formatName,
    const word& entryName
)
{
    return combineFormatOptions
    (
        formatName,
        {
            dict.findDict(entryName, keyType::LITERAL),
            altDict.findDict(entryName, keyType::LITERAL)
        }
    );
}
 
 
// ************************************************************************* //