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