mirror of
https://git.mills.io/prologic/zs-starter-template.git
synced 2024-11-23 13:56:03 +03:00
86 lines
2.7 KiB
Bash
Executable File
86 lines
2.7 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
# guestbook - display the current guestbook entries, append a
|
|
# simple form for visitors to add their own comments, and
|
|
# accept and process new guest entries. Works with a separate
|
|
# data file that actually contains the guest data.
|
|
|
|
data="/Users/prologic/Projects/zs-starter-template"
|
|
guestbook="$data/guestbook.txt"
|
|
tempfile="/tmp/guestbook.$$"
|
|
sedtemp="/tmp/guestbook.sed.$$"
|
|
|
|
trap '/bin/rm -f $tempfile $sedtemp' 0
|
|
|
|
echo "Content-type: text/html"
|
|
echo ""
|
|
|
|
echo "<html><title>Guestbook for $(hostname)</title>"
|
|
echo "<body bgcolor='white'><h2>Guestbook for $(hostname)</h2>"
|
|
|
|
if [ "$REQUEST_METHOD" = "POST" ]; then
|
|
|
|
cat - | tr '&+' '\n ' >$tempfile # save the input stream
|
|
|
|
name="$(grep 'yourname=' $tempfile | cut -d= -f2)"
|
|
email="$(grep 'email=' $tempfile | cut -d= -f2 | sed 's/%40/@/')"
|
|
|
|
# Now, given a URL encoded string, decode some of the most important
|
|
# punctuation (but not all punctuation!)
|
|
|
|
cat <<"EOF" >$sedtemp
|
|
s/%2C/,/g;s/%21/!/g;s/%3F/?/g;s/%40/@/g;s/%23/#/g;s/%24/$/g
|
|
s/%25/%/g;s/%26/\&/g;s/%28/(/g;s/%29/)/g;s/%2B/+/g;s/%3A/:/g
|
|
s/%3B/;/g;s/%2F/\//g;s/%27/'/g;s/%22/"/g
|
|
EOF
|
|
|
|
comment="$(grep 'comment=' $tempfile | cut -d= -f2 | sed -f $sedtemp)"
|
|
|
|
# sequences to look out for: %3C = < %3E = > %60 = `
|
|
|
|
if echo $name $email $comment | grep '%'; then
|
|
echo "<h3>Failed: illegal character or characters in input:"
|
|
echo "Not saved.<br>Please also note that no HTML is allowed.</h3>"
|
|
elif [ ! -w $guestbook ]; then
|
|
echo "<h3>Sorry, can't write to the guestbook at this time.</h3>"
|
|
else
|
|
# all is well. Save it to the datafile!
|
|
echo "$(date)|$name|$email|$comment" >>$guestbook
|
|
chmod 777 $guestbook # ensure it's not locked out to webmaster
|
|
fi
|
|
fi
|
|
|
|
# do we have a guestbook to work with?
|
|
|
|
if [ -f $guestbook ]; then
|
|
echo "<table>"
|
|
|
|
while read line; do
|
|
date="$(echo $line | cut -d\| -f1)"
|
|
name="$(echo $line | cut -d\| -f2)"
|
|
email="$(echo $line | cut -d\| -f3)"
|
|
comment="$(echo $line | cut -d\| -f4)"
|
|
echo "<tr><td><a href='mailto:$email'>$name</a> signed thusly:</td></tr>"
|
|
echo "<tr><td><div style='margin-left: 1in'>$comment</div></td></tr>"
|
|
echo "<tr><td align=right style='font-size:60%'>Added $date"
|
|
echo "<hr noshade></td></tr>"
|
|
done <$guestbook
|
|
|
|
echo "</table>"
|
|
fi
|
|
|
|
# input form...
|
|
|
|
echo "<form method='post' action='$(basename $0)'>"
|
|
echo "Please feel free to sign our guestbook too:<br>"
|
|
echo "Your name: <input type='text' name='yourname'><br>"
|
|
echo "Your email address: <input type='text' name='email'><br>"
|
|
echo "And your comment:<br>"
|
|
echo "<textarea name='comment' rows='5' cols='65'></textarea>"
|
|
echo "<br><input type='submit' value='sign our guest book'>"
|
|
echo "</form>"
|
|
|
|
echo "</body></html>"
|
|
|
|
exit 0
|