Command line tool for use with Interconnectit's Search and Replace for WordPress

interconnectit.sh

interconnectit() {
    if [[ -z $1 ]] || [[ $1 == "help" ]]; then
        echo "usage: interconnectit search_for replace_with your_email"
        echo "Email is optional- if you provide it, an email will be sent to you once the search and replace finishes."
        echo "Run this from the root of the WordPress you want the search and replace done on."
    else    
        #acquire and prep search and replace script
        wget https://github.com/interconnectit/Search-Replace-DB/archive/master.zip
        unzip master.zip && rm master.zip
        
        #acquire database credentials
        creds=`egrep "DB_(NAME|USER|PASS)" wp-config.php | awk -F\' '{print $4}'`
        z=0
        for it in $creds; do
            eval "var$z=$it"
            ((z++))
        done
        
        #confirm and execute the search and replace
        echo "This is a search for $1 to replace it with $2 and will be performed on $var0; press Enter or Return to proceed..."
        read
        php Search-Replace-DB-master/srdb.cli.php -h localhost -n $var0 -u $var1 -p$var2 -s "$1" -r "$2"
        rm -rf Search-Replace-DB-master/
        
        #optional email bit
        if [[ -z $3 ]]; then
            return
        else
            echo "Awesome your search and replace for $var1 is done and as a reminder you searched for $1 and updated it with $2" | mail -s "search and replace done" $3
        fi
    fi
}