qbittorrent docker mod update

* Sed all the html files in /private
* Creates a qBittorrent.conf.bak backupfile if not exists. 
* Added variable for disabling the mod `-e TP_DISABLE_THEME=true`

qbittorrent/root/etc/cont-init.d/98-themepark

@@ -9,6 +9,20 @@ if [ "${TP_HOTIO}" = true ]; then
     echo 'Changing to Hotio file path!'
     APP_FILEPATH='/config/config/qBittorrent.conf'
 fi
+
+# Backup config
+if [[ ! -f "${APP_FILEPATH}.bak" ]]; then
+    echo "Creating qBittorrent.conf backup in /config."
+	cp -p ${APP_FILEPATH} "${APP_FILEPATH}.bak"
+fi
+
+# Restore qBittorrent.conf
+if [ "${TP_DISABLE_THEME}" = true ]; then
+  echo "Restoring backup of qBittorrent.conf" 
+  sed -i "s/WebUI\\\AlternativeUIEnabled=.*$/WebUI\\\AlternativeUIEnabled=false/g" "${APP_FILEPATH}";
+  exit 0
+fi
+
 if ! [[ -x "$(command -v svn)" ]]; then
 echo '--------------------------'
 echo '| Installing svn package |'
@@ -19,6 +33,9 @@ fi
 
 # Display variables for troubleshooting 
 echo -e "Variables set:\\n\
+'APP_FILEPATH'=${APP_FILEPATH}\\n\
+'TP_DISABLE_THEME'=${TP_DISABLE_THEME}\\n\
+'TP_HOTIO'=${TP_HOTIO}\\n\
 'TP_DOMAIN'=${TP_DOMAIN}\\n\
 'TP_THEME'=${TP_THEME}\\n"
 
@@ -56,25 +73,24 @@ if [[ ! -d /themepark ]]; then
     printf '\nDownload finished\n\n'
 fi
 
+sed_file(){
+	sed -i "s/<\/head>/<link rel='stylesheet' href='https:\/\/${TP_DOMAIN}\/CSS\/themes\/qbittorrent\/${TP_THEME}.css'><\/head> /g" $1
+	printf 'Stylesheet set to %s on %s\n\n' "${TP_THEME}" "$1"
+}
+
 # Adding stylesheets
+echo '---------------------------------------'
+echo '| Adding the stylesheet to html files |'
+echo '---------------------------------------'
 if ! grep -q "${TP_DOMAIN}" /themepark/public/index.html; then
-    echo '---------------------------------------------------------'
-    echo '| Adding the stylesheet to /themepark/public/index.html |'
-    echo '---------------------------------------------------------'
-    sed -i "s/<\/head>/<link rel='stylesheet' href='https:\/\/${TP_DOMAIN}\/CSS\/themes\/qbittorrent\/${TP_THEME}.css'><\/head> /g" /themepark/public/index.html
-    printf 'Stylesheet set to %s on public index.html\n' "${TP_THEME}"
+    sed_file /themepark/public/index.html
 fi
 
 if ! grep -q "${TP_DOMAIN}" /themepark/private/index.html; then
-    echo '----------------------------------------------------------'
-    echo '| Adding the stylesheet to /themepark/private/index.html |'
-    echo '----------------------------------------------------------'
-    sed -i "s/<\/head>/<link rel='stylesheet' href='https:\/\/${TP_DOMAIN}\/CSS\/themes\/qbittorrent\/${TP_THEME}.css'><\/head> /g" /themepark/private/index.html
-    printf 'Stylesheet set to %s on private index.html\n\n' "${TP_THEME}"
-    sed -i "s/<\/head>/<link rel='stylesheet' href='https:\/\/${TP_DOMAIN}\/CSS\/themes\/qbittorrent\/${TP_THEME}.css'><\/head> /g" /themepark/private/upload.html
-    printf 'Stylesheet set to %s on private upload.html\n\n' "${TP_THEME}"
-    sed -i "s/<\/head>/<link rel='stylesheet' href='https:\/\/${TP_DOMAIN}\/CSS\/themes\/qbittorrent\/${TP_THEME}.css'><\/head> /g" /themepark/private/download.html
-    printf 'Stylesheet set to %s on private download.html\n\n' "${TP_THEME}"
+    find ./themepark/private -type f -iname *.html | while read fname
+	do
+		sed_file $fname
+	done
 fi
 
 if ! grep -q "WebUI\\\RootFolder" "${APP_FILEPATH}"; then