mobile-config-firefox: create userChrome.css symlink

src/mobile-config-firefox.desktop

@@ -0,0 +1,11 @@
+[Desktop Entry]
+Exec=mobile-config-firefox %u
+Icon=firefox
+Type=Application
+Terminal=false
+Name=Firefox
+GenericName=Web Browser
+MimeType=text/html;
+StartupNotify=true
+Categories=Network;WebBrowser;
+StartupWMClass=firefox

src/mobile-config-firefox.sh

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+#!/bin/sh
+
+# Create chrome/userChrome.css symlink in a firefox profile dir
+# $1: path to profile dir, e.g. "/home/user/.mozilla/firefox/asdf.default"
+prepare_profile() {
+	mkdir -p "$1/chrome"
+	if ! [ -e "$1/chrome/userChrome.css" ]; then
+		ln -sv /etc/mobile-config-firefox/userChrome.css \
+			"$1/chrome/userChrome.css"
+	fi
+}
+
+profile_found=false
+for profiledir in ~/.mozilla/firefox/*/; do
+	if ! [ -e "$profiledir/prefs.js" ]; then
+		continue
+	fi
+
+	prepare_profile "$profiledir"
+	profile_found=true
+done
+
+if [ "$profile_found" = "true" ]; then
+	exec firefox "$@"
+else
+	profiledir=~/.mozilla/firefox/firefox.default
+	prepare_profile "$profiledir"
+	exec firefox --profile "$profiledir" "$@"
+fi