/*
 #
 #  File        : itkSTMS_XMLFileParser.hxx
 #                ( C++ header file - STMS )
 #
 #  Description : STMS lib that implements the STMS filter and clustering.
 #                This file is a part of the STMS Library project.
 #                ( https://www.creatis.insa-lyon.fr/site7/fr/realisations )
 #
 #  [1] S. Mure, Grenier, T., Meier, S., Guttmann, R. G., et Benoit-Cattin, H.,
 #       « Unsupervised spatio-temporal filtering of image sequences. A mean-shift specification »,
 #       Pattern Recognition Letters, vol. 68, Part 1, p. 48 - 55, 2015.
 #
 #  Copyright   : Thomas GRENIER - Simon MURE
 #                ( https://www.creatis.insa-lyon.fr/~grenier/ )
 #
 #  License     : CeCILL C
 #                ( http://www.cecill.info/licences/Licence_CeCILL-C_V1-en.txt )
 #
 #  This software is governed by the CeCILL  license under French law and
 #  abiding by the rules of distribution of free software.  You can  use,
 #  modify and/ or redistribute the software under the terms of the CeCILL
 #  license as circulated by CEA, CNRS and INRIA at the following URL
 #  "http://www.cecill.info".
 #
 #  As a counterpart to the access to the source code and  rights to copy,
 #  modify and redistribute granted by the license, users are provided only
 #  with a limited warranty  and the software's author,  the holder of the
 #  economic rights,  and the successive licensors  have only  limited
 #  liability.
 #
 #  In this respect, the user's attention is drawn to the risks associated
 #  with loading,  using,  modifying and/or developing or reproducing the
 #  software by the user in light of its specific status of free software,
 #  that may mean  that it is complicated to manipulate,  and  that  also
 #  therefore means  that it is reserved for developers  and  experienced
 #  professionals having in-depth computer knowledge. Users are therefore
 #  encouraged to load and test the software's suitability as regards their
 #  requirements in conditions enabling the security of their systems and/or
 #  data to be ensured and,  more generally, to use and operate it in the
 #  same conditions as regards security.
 #
 #  The fact that you are presently reading this means that you have had
 #  knowledge of the CeCILL license and that you accept its terms.
 #
*/
/* Please don't forget to cite our work :
  @article {MURE-15a,
    title = {Unsupervised spatio-temporal filtering of image sequences. A mean-shift specification},
    journal = {Pattern Recognition Letters},
    volume = {68, Part 1},
    year = {2015},
    pages = {48 - 55},
    issn = {0167-8655},
    doi = {http://dx.doi.org/10.1016/j.patrec.2015.07.021},
    url = {http://www.sciencedirect.com/science/article/pii/S0167865515002305},
    author = {S. Mure and T Grenier and Meier, S. and Guttmann, R.G. and H. Benoit-Cattin}
}
*/
#ifndef itkSTMS_XMLFileParser_HXX
#define itkSTMS_XMLFileParser_HXX

#include "itkSTMS_XMLFileParser.h"

namespace itkSTMS
{
itkSTMS_XMLFileParser::itkSTMS_XMLFileParser()
{
    xmlParams.experimentPath     = "";
    xmlParams.imageExtension     = "";
    xmlParams.outputImageExtension = "";
    xmlParams.inputCommonRoot    = "";
    xmlParams.inputFolder        = "";
    xmlParams.maskImage          = "";
    xmlParams.outputFolder       = "";
    xmlParams.outputCommonRoot   = "";
    xmlParams.outputCSV          = "";
}


void itkSTMS_XMLFileParser::Update()
{
    parser = InputType::New();
    parser->SetFileName( this->fileName );
    parser->Update();

    DomObject = parser->GetOutput();
    if ( DomObject->GetName() != "STMS_ProcessInfo" )
    {
        std::cout << std::endl << std::endl <<  "Unrecognized input XML document! STMS_ProcessInfo expected" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    // Read common parameters
    xmlParams.experimentPath = DomObject->GetAttribute( "experimentPath" );
    if ( xmlParams.experimentPath == "" )
    {
        std::cout << std::endl << std::endl <<  "experimentPath not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.imageExtension = DomObject->GetAttribute( "imageExtension" );
    if ( xmlParams.imageExtension == "" )
    {
        std::cout << std::endl << std::endl <<  "imageExtension not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.outputImageExtension = DomObject->GetAttribute( "outputImageExtension" );
    if ( xmlParams.outputImageExtension == "" )
    {
        std::cout << std::endl << std::endl <<  "outputImageExtension not set" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    // Read input parameters
    listInput = DomObject->GetChild( "listInput" );
    xmlParams.inputFolder = listInput->GetAttribute( "inputFolder" );
    if ( xmlParams.inputFolder == "" )
    {
        std::cout << std::endl << std::endl <<  "inputFolder not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.inputCommonRoot = listInput->GetAttribute( "commonRoot" );
    if ( xmlParams.inputCommonRoot == "" )
    {
        std::cout << std::endl << std::endl <<  "inputCommonRoot not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.maskImage = listInput->GetAttribute( "maskImage" );
    if ( xmlParams.maskImage == "" )
    {
        std::cout << std::endl << std::endl <<  "maskImage not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    // Read output parameters
    listOutput = DomObject->GetChild( "listOutput" );
    xmlParams.outputFolder = listOutput->GetAttribute( "outputFolder" );
    if ( xmlParams.outputFolder == "" )
    {
        std::cout << std::endl << std::endl <<  "outputFolder not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.outputCommonRoot = listOutput->GetAttribute( "commonRoot" );
    if ( xmlParams.outputCommonRoot == "" )
    {
        std::cout << std::endl << std::endl <<  "outputCommonRoot not found" << std::endl << std::endl;
        std::exit( EXIT_FAILURE );
    }

    xmlParams.outputCSV = listOutput->GetAttribute( "outputCSV" );
    if ( xmlParams.outputCSV == "" )
    {
        std::cout << std::endl << std::endl <<  "outputCSV not set: no CSV file will be created" << std::endl << std::endl;
    }

}
} // end of namespace itkSTMS
#endif // itkSTMS_XMLFileParser_HXX