Install Firefox Developer Edition

setupFirefoxDev.sh

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

# Variables
INSTALL_DIR="/opt/firefox-dev"
TEMP_FILE="$HOME/Downloads/firefox-dev.tar.bz2"
MENU_FILE="$HOME/.local/share/applications/firefox-dev.desktop"
BIN_DIR="$HOME/bin"

# Prepare
[[ -f "$INSTALL_DIR/firefox" ]] && mv -f "$INSTALL_DIR" "$INSTALL_DIR.bkp"
mkdir -p "$INSTALL_DIR"

# Download
wget "https://download.mozilla.org/?product=firefox-devedition-latest-ssl&os=linux64&lang=en-US" -qO "$TEMP_FILE"

# Extract
tar -C "$INSTALL_DIR" -xf "$TEMP_FILE" --strip-components=1

# Link
ln -fs "$INSTALL_DIR/firefox" "$BIN_DIR/firefox-dev"

# Shortcut
tee $MENU_FILE >/dev/null << EOF
[Desktop Entry]
Name=Firefox Developer 
GenericName=Web Browser
Comment=Browse the World Wide Web
Keywords=Internet;WWW;Browser;Web;Explorer
Exec=${INSTALL_DIR}/firefox %u
Terminal=false
Icon=${INSTALL_DIR}/browser/chrome/icons/default/default64.png
Type=Application
Categories=Network;WebBrowser;
MimeType=text/html;text/xml;application/xhtml+xml;application/xml;application/rss+xml;application/rdf+xml;image/gif;image/jpeg;image/png;x-scheme-handler/http;x-scheme-handler/https;x-scheme-handler/ftp;x-scheme-handler/chrome;video/webm;application/x-xpinstall;
StartupNotify=true
Actions=new-window;new-private-window;

[Desktop Action new-window]
Name=Open a New Window
Exec=firefox -new-window

[Desktop Action new-private-window]
Name=Open a New Private Window
Exec=firefox -private-window
EOF