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yap-6.3/Logtalk/xml/lgt2html.sh

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#!/bin/bash
## ================================================================
## Logtalk - Open source object-oriented logic programming language
## Release 2.30.2
##
## Copyright (c) 1998-2007 Paulo Moura. All Rights Reserved.
## ================================================================
if ! [ "$LOGTALKHOME" ]; then
echo "The environment variable LOGTALKHOME should be defined first, pointing"
echo "to your Logtalk installation directory!"
echo "Trying the default locations for the Logtalk installation..."
if [ -d "/usr/local/share/logtalk" ]; then
LOGTALKHOME=/usr/local/share/logtalk
echo "... using Logtalk installation found at /usr/local/share/logtalk"
elif [ -d "/usr/share/logtalk" ]; then
LOGTALKHOME=/usr/share/logtalk
echo "... using Logtalk installation found at /usr/share/logtalk"
elif [ -d "/opt/local/share/logtalk" ]; then
LOGTALKHOME=/opt/local/share/logtalk
echo "... using Logtalk installation found at /opt/local/share/logtalk"
elif [ -d "/opt/share/logtalk" ]; then
LOGTALKHOME=/opt/share/logtalk
echo "... using Logtalk installation found at /opt/share/logtalk"
else
echo "... unable to locate Logtalk installation directory!"
echo
exit 1
fi
echo
elif ! [ -d "$LOGTALKHOME" ]; then
echo "The environment variable LOGTALKHOME points to a non-existing directory!"
echo "Its current value is: $LOGTALKHOME"
echo "The variable must be set to your Logtalk installation directory!"
echo
exit 1
fi
export LOGTALKHOME
if ! [ "$LOGTALKUSER" ]; then
echo "The environment variable LOGTALKUSER should be defined first, pointing"
echo "to your Logtalk user directory!"
echo "Trying the default location for the Logtalk user directory..."
export LOGTALKUSER=$HOME/logtalk
if [ -d "$LOGTALKUSER" ]; then
echo "... using Logtalk user directory found at $LOGTALKUSER"
else
echo "... Logtalk user directory not found at default location. Creating a"
echo "new Logtalk user directory by running the \"cplgtdirs\" shell script:"
cplgtdirs
fi
elif ! [ -d "$LOGTALKUSER" ]; then
echo "Cannot find \$LOGTALKUSER directory! Creating a new Logtalk user directory"
echo "by running the \"cplgtdirs\" shell script:"
cplgtdirs
fi
echo
html_xslt="$LOGTALKUSER/xml/lgthtml.xsl"
xhtml_xslt="$LOGTALKUSER/xml/lgtxhtml.xsl"
format=xhtml
directory="."
index_file=index.html
index_title="Entity documentation index"
processor=xsltproc
# processor=xalan
# processor=sabcmd
usage_help()
{
echo
echo "This script converts all Logtalk XML files documenting files in the"
echo "current directory to XHTML or HTML files"
echo
echo "Usage:"
echo " $0 -f format -d directory -i index -t title -p processor"
echo " $0 -h"
echo
echo "Optional arguments:"
echo " -f output file format (either xhtml or html; default is $format)"
echo " -d output directory for the generated files (default is $directory)"
echo " -i name of the index file (default is $index_file)"
echo " -t title to be used on the index file (default is $index_title)"
echo " -p XSLT processor (xsltproc, xalan, or sabcmd; default is $processor)"
echo " -h help"
echo
exit 1
}
create_index_file()
{
echo "" > "$index_file"
case "$format" in
xhtml)
echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>" >> "$index_file"
echo "<?xml-stylesheet href=\"logtalk.css\" type=\"text/css\"?>" >> "$index_file"
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">" >> "$index_file"
echo "<html lang=\"en\" xml:lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\">" >> "$index_file"
;;
html)
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01//EN\" \"http://www.w3.org/TR/html4/strict.dtd\">" >> "$index_file"
echo "<html>" >> "$index_file"
;;
esac
echo "<head>" >> "$index_file"
echo " <meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\"/>" >> "$index_file"
echo " <title>"$index_title"</title>" >> "$index_file"
echo " <link rel=\"stylesheet\" href=\"logtalk.css\" type=\"text/css\"/>" >> "$index_file"
echo "</head>" >> "$index_file"
echo "<body>" >> "$index_file"
echo "<h1>"$index_title"</h1>" >> "$index_file"
echo "<ul>" >> "$index_file"
for file in *.xml; do
name="`expr "$file" : '\(.*\)\.[^./]*$' \| "$file"`"
entity=${name%_*}
pars=${name##*_}
echo " indexing $name.html"
if [ $pars -gt 0 ]
then
echo " <li><a href=\""$name".html\">"$entity"/"$pars"</a></li>" >> "$index_file"
else
echo " <li><a href=\""$name".html\">"$entity"</a></li>" >> "$index_file"
fi
done
echo "</ul>" >> "$index_file"
date="`eval date`"
echo "<p>Generated on "$date"</p>" >> "$index_file"
echo "</body>" >> "$index_file"
echo "</html>" >> "$index_file"
}
while getopts "f:d:i:t:p:h" Option
do
case $Option in
f) f_arg="$OPTARG";;
d) d_arg="$OPTARG";;
i) i_arg="$OPTARG";;
t) t_arg="$OPTARG";;
p) p_arg="$OPTARG";;
h) usage_help;;
*) usage_help;;
esac
done
if [[ "$f_arg" != "" && "$f_arg" != "xhtml" && "$f_arg" != "html" ]]
then
echo "Error! Unsupported output format: $f_arg"
usage_help
exit 1
elif [ "$f_arg" != "" ]
then
format=$f_arg
fi
if [[ "$d_arg" != "" && ! -d "$d_arg" ]]
then
echo "Error! directory does not exists: $d_arg"
usage_help
exit 1
elif [ "$d_arg" != "" ]
then
directory=$d_arg
fi
if [[ "$i_arg" != "" ]]
then
index_file=$i_arg
fi
if [[ "$t_arg" != "" ]]
then
index_title=$t_arg
fi
if [[ "$p_arg" != "" && "$p_arg" != "xsltproc" && "$p_arg" != "xalan" && "$p_arg" != "sabcmd" ]]
then
echo "Error! Unsupported XSLT processor: $p_arg"
usage_help
exit 1
elif [ "$p_arg" != "" ]
then
processor=$p_arg
fi
if [ "$format" = "xhtml" ]
then
xslt=$xhtml_xslt
else
xslt=$html_xslt
fi
if ! [[ -a "./logtalk.dtd" ]]
then
cp "$LOGTALKHOME"/xml/logtalk.dtd .
fi
if ! [[ -a "./custom.ent" ]]
then
cp "$LOGTALKUSER"/xml/custom.ent .
fi
if ! [[ -a "./logtalk.xsd" ]]
then
cp "$LOGTALKHOME"/xml/logtalk.xsd .
fi
if ! [[ -a "$directory/logtalk.css" ]]
then
cp "$LOGTALKUSER"/xml/logtalk.css "$directory"
fi
if [[ `(ls *.xml | wc -l) 2> /dev/null` -gt 0 ]]
then
echo
echo "converting XML files..."
for file in *.xml; do
echo " converting $file"
name="`expr "$file" : '\(.*\)\.[^./]*$' \| "$file"`"
case "$processor" in
xsltproc) eval xsltproc -o \"$directory\"/\"$name.html\" \"$xslt\" \"$file\";;
xalan) eval xalan -o \"$directory\"/\"$name.html\" \"$file\" \"$xslt\";;
sabcmd) eval sabcmd \"$xslt\" \"$file\" \"$directory\"/\"$name.html\";;
esac
done
echo "conversion done"
echo
echo "generating index file..."
index_file="$directory/$index_file"
create_index_file
echo "index file generated"
echo
else
echo
echo "No XML files exist in the current directory!"
echo
fi
exit 0