#!/bin/bash

########################## UpdateDateVersion #########################################
#
# author Frédéric Darboux <Frederic.Darboux@orleans.inra.fr> (2012)
# version 1.00.00
# date 2012-03-08
#
# copyright License Cecill-V2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.html>
#
# (c) CNRS - Universite d'Orleans - INRA (France)
#
# This file is part of FullSWOF_2D software. 
# <https://sourcesup.renater.fr/projects/fullswof-2d/> 
#
# This file is part of FullSWOF_2D software. 
# FullSWOF_2D = Full Shallow-Water equations for Overland Flow, 
# in two dimensions of space.
# This software is a computer program whose purpose is to compute
# solutions for 2D Shallow-Water equations.
#
# LICENSE
#
# 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.
#
##################################################################################

##################################################################################
# The present script "UpdateDateVersion" helps in maintaining FullSWOF_2D
# by updating consistently the version number and date of FullSWOF_2D
# in all relevant files, and compiling the documentation files
##################################################################################

SCRIPTVERSION="1.00.00, 2012-03-08."

# Define which command for awk
STDERR=2

#to have . as decimal separator
LANG=C

if [ $# -ne 2 ]
then
  echo "Usage: UpdateDateVersion YYYY-MM-DD X.YY.ZZ" >&$STDERR
  echo "Version" $SCRIPTVERSION >&$STDERR
  exit 1;
fi ;

# Define which command for sed
SED_CMD=sed
# Define which command for mktemp
MKTEMP_CMD=mktemp

#Read input values
DATE=$1
VERSION=$2

###Update README.txt
if [ -f README.txt ] #does the file exists?
then
  #it exists ==> update
  STRING='#### version '$VERSION', '$DATE'' ;
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "2s/.*/$STRING/" README.txt > $Tempfile && mv -f $Tempfile README.txt;
else
  #it does not exist ==> error
  echo "Error: file README.txt is not in the current directory" >&$STDERR ;
  exit 1;
fi

###Update misc.hpp
if [ -f ./Headers/libparameters/misc.hpp ] #does the file exists?
then
  #it exists ==> update
  STRING="#define VERSION \"FullSWOF_2D version $VERSION, $DATE\"";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^#define VERSION.*/s/^#define VERSION.*/$STRING/" ./Headers/libparameters/misc.hpp > $Tempfile && mv -f $Tempfile ./Headers/libparameters/misc.hpp;

  STRING=" * @version $VERSION";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^ \* @version .*/s/^ \* @version .*/$STRING/" ./Headers/libparameters/misc.hpp > $Tempfile && mv -f $Tempfile ./Headers/libparameters/misc.hpp;

  STRING=" * @date $DATE";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^ \* @date .*/s/^ \* @date .*/$STRING/" ./Headers/libparameters/misc.hpp > $Tempfile && mv -f $Tempfile ./Headers/libparameters/misc.hpp;
else
  #it does not exist ==> error
  echo "Error: file misc.hpp is not in the ./Headers/libparameters/ directory" >&$STDERR ;
  exit 1;
fi

###Update Documentation.tex
if [ -f ./doc/Documentation.tex ] #does the file exists?
then
  #it exists ==> update
  STRING="\\\newcommand{\\\version}{$VERSION ($DATE)}";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^\\\newcommand{\\\version}{.*/s/^\\\newcommand{\\\version}{.*/$STRING/" ./doc/Documentation.tex > $Tempfile && mv -f $Tempfile ./doc/Documentation.tex;

  #Compilation script from Doxygen makefile
  cd doc
  rm -f Documentation.aux Documentation.log Documentation.blg Documentation.bbl Documentation.out Documentation.toc Documentation.pdf Documentation.fdb_latexmk
  pdflatex Documentation
  bibtex Documentation
  pdflatex Documentation
  latex_count=5 ; 
  while egrep -s 'Rerun (LaTeX|to get cross-references right)' Documentation.log && [ $latex_count -gt 0 ] ;
    do 
      echo "Rerunning latex...." ;
       pdflatex Documentation ;
       latex_count=`expr $latex_count - 1` ;
    done
  rm -f Documentation.aux Documentation.log Documentation.blg Documentation.bbl Documentation.out Documentation.toc Documentation.fdb_latexmk
  cd ..
else
  #it does not exist ==> error
  echo "Error: file Documentation.tex is not in the ./doc directory" >&$STDERR ;
  exit 1;
fi

###Update Doxygen_config_file_latex
FILEFOUND=yes
if [ -f ./doc/Doxygen_config_file_latex ] #does the file exists?
then
  #it exists ==> update
  STRING="PROJECT_NUMBER         = \"v$VERSION\\\\\\\[1ex\]($DATE)\"";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^PROJECT_NUMBER         =.*/s/^PROJECT_NUMBER         =.*/$STRING/" ./doc/Doxygen_config_file_latex > $Tempfile && mv -f $Tempfile ./doc/Doxygen_config_file_latex;
else
  #it does not exist ==> error
  echo "Error: file Doxygen_config_file_latex is not in the ./doc directory" >&$STDERR ;
  FILEFOUND=no
  exit 1;
fi

###Update Doxygen_config_file_html
if [ -f ./doc/Doxygen_config_file_html ] #does the file exists?
then
  #it exists ==> update
  STRING="PROJECT_NUMBER         = \"v$VERSION ($DATE)\"";
  Tempfile=`$MKTEMP_CMD Tempfile_XXXXXXXX` ;
  $SED_CMD "1,/^PROJECT_NUMBER         =.*/s/^PROJECT_NUMBER         =.*/$STRING/" ./doc/Doxygen_config_file_html > $Tempfile && mv -f $Tempfile ./doc/Doxygen_config_file_html;
else
  #it does not exist ==> error
  echo "Error: file Doxygen_config_file_latex is not in the ./doc directory" >&$STDERR ;
  FILEFOUND=no
  exit 1;
fi

###Compile Doxygen
if [[ "$FILEFOUND" == yes ]] #doxygen config files found?
then
  #compilation doxygen LaTeX
  rm -rf doc/latex/
  doxygen doc/Doxygen_config_file_latex
  cd doc/latex/
  make
  cp refman.pdf ../
  cd ../../
  rm -rf doc/latex/

  #compilation doxygen html
  rm -rf doc/html/ 
  doxygen doc/Doxygen_config_file_html
fi

exit 0