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#!/bin/bash
# Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009-2015
#
# This file is part of webgen,
# a small template engine for easy management of small websites.
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3
# as published by the Free Software Foundation.
#
# webgen is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this software; see the file COPYING. If not, write to
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
# Prefixes:
# - Include
# + Normal page
# ~ Dynamically generated page
# = Raw mode file.
# # Special/Config file
# Special files:
# -header Is included before all [+~] pages
# -end Is included after all [+~] pages
# -menu-mid Is included after after menu file (if exists) on all [+~] pages.
# -faq_eoh ???
# ?FAQ Will be rendered as FAQ.
# ?NEWS Will be rendered as NEWS.
# ?NO-TEMPLATES Must not exist.
# CONFIG:
OUT=`pwd`
TPLS=tpl/
HEADER=header
END=end
PAGE_SUFFIX='.html'
DEFAULT_MENU='-menu-none'
PREPROCESSOR='none'
# CODE:
setup() {
mkdir $TPLS
cd $TPLS
touch \#section-index
touch \#menu-index
touch ./-menu-none
touch ./-menu-mid
{
echo '<html>'
echo ' <head>'
echo ' <title>Demo page</title>'
echo ' </head>'
echo ' <body>'
} > ./-header
{
echo ' <h1>Demo page</h1>'
echo ' <p>This is the webgen demo page. This page was generated by <pre>webgen --setup</pre>.</p>'
} > ./+index
{
echo ' </body>'
echo '</html>'
} > ./-end
}
TEMPLATES_PAGE="*"
TEMPLATES_DYN="*"
TEMPLATES_RAW="*"
while [ ! -z "$1" ]
do
case "$1" in
'--preprocessor')
PREPROCESSOR="$2"
shift
;;
'--setup')
setup
exit 0
;;
'--'*)
echo "Error: Unknown option: $1" >&2
exit 1
;;
'+')
TEMPLATES_PAGE="*"
TEMPLATES_DYN="NO-TEMPLATES"
TEMPLATES_RAW="NO-TEMPLATES"
;;
'~')
TEMPLATES_PAGE="NO-TEMPLATES"
TEMPLATES_DYN="*"
TEMPLATES_RAW="NO-TEMPLATES"
;;
'=')
TEMPLATES_PAGE="NO-TEMPLATES"
TEMPLATES_DYN="NO-TEMPLATES"
TEMPLATES_RAW="*"
;;
*)
TEMPLATES_PAGE="$1"
TEMPLATES_DYN="$1"
TEMPLATES_RAW="$1"
;;
esac
shift
done
cd $TPLS
cat_file() {
_file="$1"
case "$PREPROCESSOR" in
none)
cat -- "$_file"
;;
cpp)
cpp -P -o - -D__TEMPLATE__="\"$_tpl\"" -D__TEMPLATE_CLEAN__="\"$CLEANTPLNAME\"" -D __OUTPUT_FILE__="\"$OF\"" ./"$_file"
;;
*)
echo "Error: Unknown preprocessor: $PREPROCESSOR" >&2
;;
esac
}
gen_news()
{
if [ ! -d NEWS/ ]
then
return 1
fi
ls -1t NEWS/*.news | while read line
do
title=`echo "$line" | sed 's/.news$//; s#^NEWS/##;'`
e=`echo "$title" | sed 's/[^a-zA-Z0-9]/_/g'`
_t=`stat --format='%Z %U' "$line"`
ctime=`echo "$_t" | cut -d' ' -f1`
user=`echo "$_t" | cut -d' ' -f2`
ctime_lr=`date --date "1970-01-01 00:00:00 UTC + ${ctime}sec"`
echo "<h2><a name="\""news.gen.$e"\"">$title</a></h2>"
echo "<p align=\"right\"><small>$ctime_lr by $user</small></p>"
echo " <p>"
sed 's#^$#</p><p>#' < "$line"
echo " </p>"
done
}
gen_faq()
{
find FAQ/ -type d -not -wholename \*CVS\* | sed 's#^FAQ/##;' | grep -v ^$ | sort > "$OF.FAQCATS"
find FAQ/ -type f -not -wholename \*CVS\* -and -name \*.faq | sed 's#^FAQ/##; s#\.faq$##' | sort > "$OF.FAQINDEX"
echo
echo "<ul>"
while read cat
do
echo " <li><b>$cat</b>"
echo " <ul>"
grep "^$cat/" < "$OF.FAQINDEX" | \
while IFS='/' read dummy q
do
e=`echo "$q" | sed 's/[^a-zA-Z0-9]/_/g'`
echo " <li><a href="\""#faq.gen.$e"\"">$q</a></li>"
done
echo " </ul>"
echo " </li>"
done < "$OF.FAQCATS"
echo "</ul>"
[ -f ./-faq_eoh ] && cat_file "-faq_eoh"
while read cat
do
echo " <h2>$cat</h2>"
echo
grep "^$cat/" < "$OF.FAQINDEX" | \
while IFS='/' read dummy q
do
e=`echo "$q" | sed 's/[^a-zA-Z0-9]/_/g'`
echo " <h3><a name="\""faq.gen.$e"\"">$q</a></h3>"
echo " <p>"
sed 's#^$#</p><p>#' < "FAQ/$cat/$q.faq"
echo " </p>"
done
done < "$OF.FAQCATS"
echo
}
proc_page() {
_tpl="$1"
CLEANTPLNAME=$(echo "$_tpl" | sed 's/^[\-\+\~]//')
OF="$OUT"/"$CLEANTPLNAME""$PAGE_SUFFIX"
echo "Compiling $CLEANTPLNAME -> $OF"
SECTIONS=`for _sec in $(grep --no-filename -- "^$_tpl[^a-zA-Z0-9-]" '#section-index'* | sed 's/^[^ \t]*[ \t]*[ \t]//'); do O=''; for i in $(tr . ' ' <<<"$_sec"); do O="$O.$i"; echo $O; done; done`' .ALL'
# echo "Sections: $SECTIONS"
SECTIONS_REGEX=$(for _sec in $SECTIONS; do echo "s/(section==$_sec:\([^)]*\):)/\1/g;"; done; echo "s/(section==.*:.*:)//g")
MENU=$(grep --no-filename -- "^$_tpl[^a-zA-Z0-9-]" '#menu-index'* | sed 's/^[^ \t]*[ \t]*[ \t]//');
[ "$MENU" = '' ] && MENU="$DEFAULT_MENU"
{
cat_file -$HEADER
[ -n "$MENU" ] && cat_file "$MENU"
[ -e -menu-mid ] && cat_file -menu-mid
cat_file $_tpl
[ "$CLEANTPLNAME" = 'FAQ' ] && gen_faq
[ "$CLEANTPLNAME" = 'NEWS' ] && gen_news
cat_file -$END
} | \
sed "$SECTIONS_REGEX" | \
sed 's#href="[+~]\([^"\#]*\)\(\#*[^"]*\)"#href="\1'"$PAGE_SUFFIX"'\2"#g; s#href="=\([^"]*\)"#href="\1"#g' > "$OF"
}
proc_raw() {
_tpl="$1"
CLEANTPLNAME=$(echo "$_tpl" | sed 's/^=//')
OF="$OUT"/"$CLEANTPLNAME"
echo "Compiling $CLEANTPLNAME -> $OF"
cat_file $_tpl > "$OF"
}
for i in +$TEMPLATES_PAGE \~$TEMPLATES_DYN
do
[ -f "./$i" ] && proc_page "$i"
done
for i in =$TEMPLATES_RAW
do
[ -f "./$i" ] && proc_raw "$i"
done
exit 0;
#ll
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