Get Moodle Version from URL

getversion.sh

#!/bin/bash

urlsFile=/tmp/urls.txt
resultsFile=/tmp/results.csv
urlAppend="theme/upgrade.txt"

# Remove results file if already exists
if [ -f $resultsFile ] ; then
    rm $resultsFile
fi

# Create CSV file and add headers
headers=$(echo "site,version")
echo "$headers" > "$resultsFile"

# Get file from list
urls=`cat $urlsFile`
for URL in $urls; do

        # Add trailing slash if needed
        length=${#URL}
        last_char=${URL:length-1:1}
        [[ $last_char != "/" ]] && URL="$URL/"; :

        # Append path to URL
        fullURL=$URL$urlAppend

        FILE="$(mktemp /tmp/getversion.XXXXXX)"
        wget -q -t 1 -O $FILE $fullURL

        # Find first instance of version marker
        result=$(sed -n '/===/p' $FILE | head -1)

        # Strip unrequired characters
        resultStripped=$(echo $result | sed 's/===//g')
        resultStripped=$(echo $resultStripped | tr -d ' ')

        # Announce find
        echo "Found version $resultStripped for $URL!"

        # Append URL to CSV
        csvOutput=$(echo "$URL,$resultStripped")

        # Save Result
        #echo "$csvOutput" > "$resultsFile"
        echo $csvOutput >> $resultsFile

        # Delete the temp file
        rm -f "$FILE"

done