100 lines
3.7 KiB
Bash
100 lines
3.7 KiB
Bash
#!/usr/bin/env bash
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## prefs.js cleaner for Linux/Mac
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## author: @claustromaniac
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## version: 1.1
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## special thanks to @overdodactyl and @earthlng for a few snippets that I stol..*cough* borrowed from the updater.sh
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currdir=$(pwd)
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## get the full path of this script (readlink for Linux, greadlink for Mac with coreutils installed)
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sfp=$(readlink -f "${BASH_SOURCE[0]}" 2>/dev/null || greadlink -f "${BASH_SOURCE[0]}" 2>/dev/null)
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## fallback for Macs without coreutils
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if [ -z "$sfp" ]; then sfp=${BASH_SOURCE[0]}; fi
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## change directory to the Firefox profile directory
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cd "$(dirname "${sfp}")"
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fQuit() {
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## change directory back to the original working directory
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cd "${currdir}"
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echo -e "\n$2"
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exit $1
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}
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fFF_check() {
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# there are many ways to see if firefox is running or not, some more reliable than others
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# this isn't elegant and might not be future-proof but should at least be compatible with any environment
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while [ -e webappsstore.sqlite-shm ]; do
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echo -e "\nThis Firefox profile seems to be in use. Close Firefox and try again.\n"
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read -p "Press any key to continue."
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done
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}
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fClean() {
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# the magic happens here
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prefs="@@"
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prefexp="user_pref[ ]*\([ ]*[\"']([^\"']+)[\"'][ ]*,"
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while read -r line; do
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if [[ "$line" =~ $prefexp && $prefs != *"@@${BASH_REMATCH[1]}@@"* ]]; then
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prefs="${prefs}${BASH_REMATCH[1]}@@"
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fi
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done <<< "`grep -E \"$prefexp\" user.js`"
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while IFS='' read -r line || [[ -n "$line" ]]; do
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if [[ "$line" =~ ^$prefexp ]]; then
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if [[ $prefs != *"@@${BASH_REMATCH[1]}@@"* ]]; then
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echo "$line"
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fi
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else
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echo "$line"
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fi
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done < "$1" > prefs.js
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}
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echo -e "\n\n"
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echo " ╔══════════════════════════╗"
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echo " ║ prefs.js cleaner ║"
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echo " ║ by claustromaniac ║"
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echo " ║ v1.1 ║"
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echo " ╚══════════════════════════╝"
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echo -e "\nThis script should be run from your Firefox profile directory.\n"
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echo "It will remove any entries from prefs.js that also exist in user.js."
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echo "This will allow inactive preferences to be reset to their default values."
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echo -e "\nThis Firefox profile shouldn't be in use during the process.\n"
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select option in Start Help Exit; do
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case $option in
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Start)
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if [ ! -e user.js ]; then
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fQuit 1 "user.js not found in the current directory."
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elif [ ! -e prefs.js ]; then
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fQuit 1 "prefs.js not found in the current directory."
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fi
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fFF_check
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bakfile="prefs.js.backup.$(date +"%Y-%m-%d_%H%M")"
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mv prefs.js "${bakfile}" || fQuit 1 "Operation aborted.\nReason: Could not create backup file $bakfile"
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echo -e "\nprefs.js backed up: $bakfile"
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echo "Cleaning prefs.js..."
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fClean "$bakfile"
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fQuit 0 "All done!"
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;;
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Help)
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echo -e "\nThis script creates a backup of your prefs.js file before doing anything."
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echo -e "It should be safe, but you can follow these steps if something goes wrong:\n"
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echo "1. Make sure Firefox is closed."
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echo "2. Delete prefs.js in your profile folder."
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echo "3. Delete Invalidprefs.js if you have one in the same folder."
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echo "4. Rename or copy your latest backup to prefs.js."
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echo "5. Run Firefox and see if you notice anything wrong with it."
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echo "6. If you do notice something wrong, especially with your extensions, and/or with the UI, go to about:support, and restart Firefox with add-ons disabled. Then, restart it again normally, and see if the problems were solved."
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echo -e "If you are able to identify the cause of your issues, please bring it up on ghacks-user.js GitHub repository.\n"
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;;
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Exit)
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fQuit 0
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;;
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esac
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done
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