feat: add mainsail theme installer

scripts/ms_theme_installer.sh

@@ -0,0 +1,78 @@
+### base variables
+SYSTEMDDIR="/etc/systemd/system"
+
+check_select_printer(){
+  unset printer_num
+
+  ### get klipper cfg loc and set default theme loc
+  check_klipper_cfg_path
+  THEME_PATH="$klipper_cfg_loc/.theme"
+
+  ### check if there is more than one moonraker instance and if yes
+  ### ask the user to select the printer he wants to install/remove the theme
+  printer_count=$(ls /etc/systemd/system/moonraker*.service | wc -l)
+  if [ $printer_count -gt 1 ]; then
+    top_border
+    echo -e "|  More than one printer was found on this system!      | "
+    echo -e "|  Please select the printer to which you want to       | "
+    echo -e "|  apply the previously selected action.                | "
+    bottom_border
+    read -p "${cyan}Select printer:${default} " printer_num
+
+    ### rewrite the theme path matching the selected printer
+    THEME_PATH="$klipper_cfg_loc/printer_$printer_num/.theme"
+  fi
+}
+
+ms_theme_delete(){
+  ### check and select printer if there is more than 1
+  check_select_printer
+
+  ### remove .theme folder
+  if [ -d $THEME_PATH ]; then
+    status_msg "Removing Theme ..."
+    rm -rf $THEME_PATH && ok_msg "Theme removed!\n"
+  else
+    status_msg "No Theme installed!\n"
+  fi
+}
+
+ms_theme_dracula(){
+  THEME_RAW_URL="https://raw.githubusercontent.com/steadyjaw/dracula-mainsail-theme/master/config/.theme/"
+
+  ### check and select printer if there is more than 1
+  check_select_printer
+
+  ### list filenames we need to download
+  files=(
+    custom.css
+    favicon-32x32.png
+    favicon-64x64.png
+    sidebar-background.png
+    sidebar-logo.svg
+  )
+
+  ### check for .theme folder
+  [ ! -d $THEME_PATH ] && mkdir -p $THEME_PATH
+  cd $THEME_PATH
+
+  ### download all files
+  status_msg "Installing Dracula theme ..."
+  status_msg "Please wait ..."
+  for file in ${files[@]}
+    do
+      status_msg "Downloading $file ..."
+      wget -q "$THEME_RAW_URL$file" -O $file
+      ok_msg "Done!"
+  done
+
+  ### check if all files got downloaded
+  if [ $(ls | wc -l) = ${#files[@]} ]; then
+    echo
+    ok_msg "Theme installation complete!"
+    ok_msg "Please remember to delete your browser cache!\n"
+  else
+    echo
+    warn_msg "Some files are missing! Please try again!\n"
+  fi
+}

scripts/ui/advanced_menu.sh

@@ -5,14 +5,14 @@ advanced_ui(){
   echo -e "|  0) $OPRINT_SERVICE_STATUS| "
   hr
   echo -e "|                           |                           | "
-  echo -e "|  Klipper:                 |  System:                  | "
-  echo -e "|  1) [Switch Version]      |  7) [Change hostname]     | "
+  echo -e "|  Klipper:                 |  Mainsail:                | "
+  echo -e "|  1) [Switch Version]      |  7) [Theme installer]     | "
   echo -e "|  2) [Rollback]            |                           | "
-  echo -e "|                           |  Extensions:              | "
-  echo -e "|  Firmware:                |  8) [Shell Command]       | "
+  echo -e "|                           |  System:                  | "
+  echo -e "|  Firmware:                |  8) [Change hostname]     | "
   echo -e "|  3) [Build only]          |                           | "
-  echo -e "|  4) [Build + Flash]       |                           | "
-  echo -e "|  5) [Build + SD Flash]    |                           | "
+  echo -e "|  4) [Build + Flash]       |  Extensions:              | "
+  echo -e "|  5) [Build + SD Flash]    |  9) [Shell Command]       | "
   echo -e "|  6) [Get MCU ID]          |                           | "
 quit_footer
 }
@@ -31,7 +31,7 @@ advanced_menu(){
         print_msg && clear_msg
         advanced_ui;;
       1)
-        do_action "switch_menu" "advanced_ui";;
+        do_action "switch_menu";;
       2)
         do_action "load_klipper_state" "advanced_ui";;
       3)
@@ -57,12 +57,14 @@ advanced_menu(){
       6)
         do_action "get_mcu_id" "advanced_ui";;
       7)
+        do_action "ms_theme_menu";;
+      8)
         clear
         print_header
         create_custom_hostname && set_hostname
         print_msg && clear_msg
         advanced_ui;;
-      8)
+      9)
         do_action "setup_gcode_shell_command" "advanced_ui";;
       Q|q)
         clear; main_menu; break;;

scripts/ui/ms_theme_menu.sh

@@ -0,0 +1,33 @@
+ms_theme_ui(){
+  top_border
+  echo -e "|     ${red}~~~~~~~~ [ Mainsail Theme Installer ] ~~~~~~~${default}     | "
+  hr
+  echo -e "|  Please note:                                         | "
+  echo -e "|  Installing a theme from this menu will overwrite an  | "
+  echo -e "|  already installed theme or modified custom.css file! | "
+  hr
+  echo -e "|  Theme:                                               | "
+  echo -e "|  1) [Dracula]                                         | "
+  echo -e "|                                                       | "
+  echo -e "|  R) [Remove Theme]                                    | "
+  echo -e "|                                                       | "
+  quit_footer
+}
+
+ms_theme_menu(){
+  do_action "" "ms_theme_ui"
+  while true; do
+    read -p "${cyan}Perform action:${default} " action; echo
+    case "$action" in
+      1)
+        do_action "ms_theme_dracula" "ms_theme_ui";;
+      R|r)
+        do_action "ms_theme_delete" "ms_theme_ui";;
+      Q|q)
+        clear; advanced_menu; break;;
+      *)
+        deny_action "ms_theme_ui";;
+    esac
+  done
+  ms_theme_menu
+}