moth/mkpuzzles

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#! /bin/sh -e
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set -e
indir=$1; shift
outdir=$1; shift
escape () {
sed 's/&/\&amp;/g;s/</\&lt;/g;s/>/\&gt;/g'
}
template () {
cat="$1"; shift
points="$1"; shift
cat <<EOF
<!DOCTYPE html>
<html>
<head>
<title>$cat $points</title>
<link rel="stylesheet" href="/ctf.css" type="text/css">
</head>
<body>
<h1>$cat for $points points</h1>
EOF
echo " <div class=\"readme\">"
cat
echo " </div>"
if [ $# -gt 0 ]; then
echo " <p>Associated files:</p>"
echo " <ul>"
while [ $# -gt 0 ]; do
fn="$1"; shift
efn="$(echo $fn | escape)"
echo " <li><a href=\"$fn\">$efn</a></li>"
done
echo " </ul>"
fi
cat <<EOF
<form action="/puzzler.cgi" method="post">
<input type="hidden" name="c" value="$cat">
<input type="hidden" name="p" value="$points">
Team:<input name="t" size="8">
Answer:<input name="a" size="20">
<input type="submit" value="submit">
</form>
</body>
</html>
EOF
}
cat=$(basename $indir)
uanswers=$outdir/answers.unsorted
usummary=$outdir/summary.unsorted
echo -n > $uanswers
rm -f $usummary
for dn in $indir/[0-9]*; do
[ -d $dn ] || continue
points=$(basename $dn)
echo $dn
tgt=$outdir/puzzles/$points
mkdir -p $tgt
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if [ -f $dn/Makefile ]; then
# If there's a makefile, run make
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make -C $dn DESTDIR=$(pwd)/$tgt || exit 1
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files=$(cd $tgt; echo *)
else
# Otherwise, look for special files and copy the rest
files=
for fn in $dn/*; do
case $(basename $fn) in
key|summary|index.mdwn)
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# Handle these later
;;
*~|"#"*)
# Don't copy temporary or backup files
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;;
,*)
# Copy but don't list
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cp $fn $tgt/
;;
*)
cp $fn $tgt/
files="$files $(basename $fn)"
;;
esac
done
fi
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# Append keys
if ! [ -f $dn/key ]; then
echo "$dn/key: No such file or directory" 1>&2
exit 1
fi
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while read answer; do
echo $points $answer >> $uanswers
done < $dn/key
# Append summary
while read line; do
echo $points $line >> $usummary
done < $dn/summary
# Generate index now that we have a list of files
if [ -f $dn/index.mdwn ]; then
markdown --html4tags $dn/index.mdwn
fi | template $cat $points $files > $tgt/index.html
done
sort -n $uanswers > $outdir/answers.txt
[ -f $usummary ] && sort -ns $usummary > $outdir/summary.txt
rm -f $uanswers $usummary