1
0
mirror of https://github.com/gophernicus/gophernicus.git synced 2024-12-04 14:46:37 -05:00
gophernicus/examples/counter/counter.sh
2014-01-25 11:21:40 +02:00

26 lines
559 B
Bash
Executable File

#!/bin/sh
##
## A simple visitor counter to use with gophermaps
##
## Usage: counter.sh <pre message> <post message>
##
# Figure out a safe file to keep our counter
HASH=`echo "$SELECTOR" | md5sum | cut -d" " -f1`
FILE=/var/tmp/gopher-counter-$HASH
# Get count and the previous visitors IP address
COUNT="`cut -d' ' -f1 $FILE`"
OLD_ADDR="`cut -d' ' -f2 $FILE`"
# Increase counter only if the user is new
if [ "$OLD_ADDR" != "$REMOTE_ADDR" ]; then
COUNT=$(( COUNT + 1 ))
echo "$COUNT $REMOTE_ADDR" > $FILE
fi
# Output counter message
echo "$1$COUNT$2"