#!/bin/bash 
#
# Give this script the location of your WWW directory. Per default,
# the script assumes that it's ~/public_html (Apache web-server). 
# You can also specify a non-default source directory.  Per default
# it's set to where you've build BRAT. 
#
myconf=
myroot=
htmlbase=${HOME}/public_html/brat
bratsrcdir=<srcdir>
bratincdir=<incdir>
rootsrcdir=
rootincdir=
#
### echo @@@ Help function
#
printhelp() {
    echo "Usage: `basename $0` [<options>]"
    echo ""
    echo " Options is of the form --<option>=value or -<option> <value>."
    echo " \"yes\" is true"
    echo "" 
    echo "   -b  --basehtml    Base of HTML [$htmlbase]" 
    echo "   -s  --bratsrcdir  Base of BRAT source tree [$bratsrcdir]" 
    echo "   -i  --bratincdir  BRAT header direcrory [$bratincdir]"
    echo "   -S  --rootsrcdir  Base of ROOT source tree"
    echo "   -I  --rootincdir  ROOT header directory"
    echo "   -h  --help        This help message"
    echo ""
    exit 0
}    

#
### echo @@@ Scan command line 
#
while [ $# -gt 0 ] ; do 
    case $1 in 
    --*=*)
        arg=`echo $1 | sed 's/\([-_a-zA-Z0-9]*\)=/\1/'` 
        optarg=`echo $1 | sed 's/[-_a-zA-Z0-9]*=//'` ;;
    *) 	
        arg=$1 
        optarg=$2 
        shift ;;
    esac

    ### echo %%%  $1 $2 
    case $arg in
    --help|-h)            printhelp                 ;;
    --basehtml=*|-b)      htmlbase=$optarg          ;;
    --bratsrcdir=*|-s)    bratsrcdir=$optarg        ;;
    --bratincdir=*|-i)    bratincdir=$optarg        ;;
    --rootsrcdir=*|-S)    rootsrcdir=$optarg        ;;
    --rootincdir=*|-I)    rootincdir=$optarg        ;;
    *) 	
        echo "Unknown option, try `basename $0` --help" 
	exit 1
	;;
    esac
    shift
done 

#
### echo @@@ Check that we got a full path name as $bratsrcdir
#
case $bratsrcdir in 
/*) 
    ### echo @@@ everything is fine 
    ;;
*)
    ### echo @@@ Prepend current directory 
    bratsrcdir="`pwd`/$bratsrcdir"
esac 

#
### echo @@@ Check that BRAT is installed. 
#
if ! which brat-config >& /dev/null ; then 
    echo "brat-config not found in PATH, giving up" 
    exit 2
fi

#
### echo @@@ Get installled BRAT version
#
version=`brat-config --version` 

#
### echo @@@ Check that the source tree correspond to the installed 
#
if test ! -f $bratsrcdir/configure.in ; then 
    echo "$bratsrcdir is not a valid source tree" 
    exit 3
fi
srcvers=`grep "AM_INIT_AUTOMAKE(brat, " $bratsrcdir/configure.in | \
	 sed 's|AM_INIT_AUTOMAKE(brat, \([0-9.]*\))|\1|'`
if test "x$srcvers" = "x" ; then 
    echo "$bratsrcdir is not a valid BRAT source tree" 
    exit 4
fi
if test ! "x$srcvers" = "x$version" ;then 
    echo "Sources is version $srcvers but installed is $version" 
    exit 5
fi 

#
### echo @@@ Make some variables 
#
subdir=`echo $version | tr "." "-"` 
htmldir="${htmlbase}/VER-${subdir}"

#
### echo @@@ Get default BRAT and ROOT include dirs
#
if test "x$bratincdir" = "x" ; then 
    bratincdir=`brat-config --cflags | sed 's,.*-I\([^[:space:]]*\).*,\1,'`
fi 
if test "x$rootincdir" = "x" ; then
    rootincdir=`root-config --cflags | sed 's,.*-I\([^[:space:]]*\).*,\1,'`
fi

### echo @@@ Subdir is $subdir 
### echo @@@ Htmldir is $htmldir
#
### echo @@@ goto HTML dir and make links 
#
mkdir -p $htmldir
cd $htmldir 
cat > dolinksrc <<EOF
#!/bin/sh 

# echo Linking \$1 to src/\$1 
ln -fs \$1 src 
EOF
chmod a+x dolinksrc 
if test -d src ; then 
    rm -rf src 
fi

# echo Linking \$1 to html/\$1 
cat > dolinkinc <<EOF
ln -fs \$1 html
EOF
chmod a+x dolinkinc

# echo Linking source files to src and header files to html
mkdir src
mkdir -p html
find $bratsrcdir -name "*.cxx" | xargs -n 1 ./dolinksrc
find $bratincdir -name "*.h" | xargs -n 1 ./dolinkinc
if test ! "x$rootsrcdir" = "x" ; then
    find $rootsrcdir -name "T*.cxx" | xargs -n 1 ./dolinksrc
    find $rootincdir -name "T*.h" | xargs -n 1 ./dolinkinc
fi
rm dolinksrc
rm dolinkinc

#
### echo @@@ Getting some values 
#
libdir=`brat-config --libs | sed -e 's,-l[^[:space:]]*,,g' -e 's,-L,,'`
libdir=`echo $libdir | tr -d " \t"`
if test ! "x$rootsrcdir" = "x" ; then
    roothtmlsrcdir=./:src/:$bratincdir/:$rootincdir/
    roothtmlroot=file://${htmldir}/html
    htmltitle="BRAT documentation (local ROOT) - version ${version}"
else 
    roothtmlsrcdir=./:src/:$bratincdir/
    roothtmlroot=http://root.cern.ch/root/html
    htmltitle="BRAT documentation - version ${version}"
fi

#
### echo @@@ Creating local .rootrc file
#
cat > .rootrc <<EOF
Unix.*.Root.DynamicPath:    .:${libdir}
Root.Html.OutputDir:        ${htmldir}/html/
Root.Html.SourceDir:        $roothtmlsrcdir
Root.Html.Author:           // \$Author:
Root.Html.LastUpdate:       // \$Date:
Root.Html.Copyright:        // \$Copyright:
Root.Html.HomePage:         http://www.rhic.bnl.gov/brahms
Root.Html.Description:      //____________________
Root.Html.Root:             $roothtmlroot
EOF

#
### echo @@@ Creating local index.html file
#
cat > index.html <<EOF
<html>
  <head>
    <title>$htmltitle</title>
  </head>
  <body bgcolor="#ffffcc" LINK="#00AAFF" VLINK="#551A8B" ALINK="#FF0000"> 
    <h1>$htmltitle</h1>
    <hr noshade size=2></hr>
    <p>
    <a href="html/USER_Index.html">BRAT Classes</a>
    <br></br>
    <a href="html/ClassIndex.html">ROOT and BRAT Classes</a>
    </p>
    <p>
    <a href="http://www.rhic.brahms.bnl.gov/brahms">BRAHMS homepage</a>
    <br></br>
    <a href="http://pii3.brahms.bnl.gov/~brahmlib">BRAHMS Library Account</a>
    </p>
    <hr noshade size=2></hr>
    This page automatically generated by script 
    <p>
    <a href="../docBrat">docBrat</a> by 
    <a href="mailto:cholm@nbi.dk">Christian Holm</a>
    </p>
  <body>
</html>
EOF

#
### echo @@@ echo Creating local html.C file
#
cat > html.C <<EOF
{
  THtml* html = new THtml;
  html->MakeAll();
}
EOF

#
### echo @@@ Executing bratroot
#
bratroot -n -q -l html.C