1 #!/bin/sh
2 
3 set -e
4 
5 CHATFILE="${CHATFILE:-/tmp/lets-chat.log}"
6 
7 if [ "$GATEWAY_INTERFACE" != "CGI/1.1" ]; then
8 	echo "not a cgi script?" >&2
9 	exit 1
10 fi
11 
12 if [ "$SERVER_PROTOCOL" != "GEMINI" ]; then
13 	echo "not running over gemini?" >&2
14 	exit 1
15 fi
16 
17 # if [ "$REMOTE_USER" = "" ]; then
18 # 	printf "60 client certificate required\r\n"
19 # 	exit 0
20 # fi
21 
22 if [ "$PATH_INFO" = "" ]; then
23 	printf "20 text/gemini\r\n"
24 	echo "# Let's chat over Gemini!"
25 	echo
26 	echo "=> $SCRIPT_NAME/post Post a message"
27 	echo "=> $SCRIPT_NAME/log  Follow the conversation"
28 	echo
29 	echo "=> https://git.omarpolo.com/blog/tree/resources/cgi/lets-chat source"
30 	exit 0
31 fi
32 
33 if [ "$PATH_INFO" = "/post" ]; then
34 	if [ $# -eq 0 ]; then
35 		exec printf "10 message to send: \r\n"
36 	else
37 		now="$(date '+%Y-%m-%d %H:%M')"
38 		user="${REMOTE_USER##*/CN=}"
39 		user="${user%%/*}"
40 		echo "$now ${user:-anon}: $@" >> "${CHATFILE}"
41 		exec printf "30 $SCRIPT_NAME\r\n"
42 	fi
43 fi
44 
45 if [ "$PATH_INFO" = "/log" ]; then
46 	printf "20 text/gemini\r\n"
47 	exec tail -f "${CHATFILE}"
48 fi
49 
50 exec printf "51 not found\r\n"