ffaddon

#!/usr/bin/env bash
set -e

### get the addon identifier
ADDONID="$1"
if [ "$ADDONID" == "" ]; then
    echo "ERROR: You must supply an identifier parameter!"
    exit 1
fi
shift
PROFILE="$2"
TMPDIR="/tmp/ffaddons"
ADDONDIR="$TMPDIR/$ADDONID"
ADDONURL="https://addons.mozilla.org/firefox/downloads/latest/$ADDONID/addon-$ADDONID-latest.xpi"
LOGFILE="ffaddon.log"
echo "[firefox] installing addon $ADDONID..."
echo "[firefox] installing addon $ADDONID..." > $LOGFILE

### determine the profile directory
if [ "$PROFILE" == "" ]; then
    PROFILEDIR=$(cat "${HOME}/Library/Application Support/Firefox/profiles.ini" | sed -n -e 's/^.*Path=//p' | head -n 1)
    EXTENTIONS="${HOME}/Library/Application Support/Firefox/${PROFILEDIR}/extensions"
    if [ -z "$PROFILEDIR" ]; then
        open -a firefox -CreateProfile default_profile
        echo $PROFILEDIR
        echo "Cannot find Firefox profile directory"
        exit 1
    fi
fi
echo "[firefox:profile] ${HOME}/Library/Application Support/Firefox/$PROFILEDIR"

### clean up potential old addon directory
rm -rf $ADDONDIR
mkdir -p $ADDONDIR

### download and unpack addon xpi then get hash id
pushd $ADDONDIR > /dev/null
wget -O extension.xpi $ADDONURL >> $LOGFILE 2>&1
unzip extension.xpi >> $LOGFILE 2>&1
rm extension.xpi
FFHASH=$(grep -m 1 -e em:id install.rdf)
FFHASH=${FFHASH#*\>}
FFHASH=${FFHASH%<*}
AONAME=$(grep -m 1 -e em:name install.rdf)
AONAME=${AONAME#*\>}
AONAME=${AONAME%<*}
popd > /dev/null

### create firefox addon dir if needed and move new addon
mkdir -p "$EXTENTIONS"
if [ -d "$EXTENTIONS/$FFHASH" ]; then
    echo "[firefox] addon $AONAME is already installed."
else
    mv "$ADDONDIR" "$EXTENTIONS/$FFHASH"
    echo "[firefox] addon $AONAME installed to $EXTENTIONS/$FFHASH"
fi

exit 0