Cache application data for offline use

Gemfile

@@ -4,15 +4,15 @@ gem "base64"
 gem "excon"
 gem "cyberarm_engine"
 gem "sdl2-bindings"
-gem "libui"
+gem "libui", platforms: [:windows]
 gem "digest-crc"
 gem "i18n"
 gem "ircparser"
 gem "rexml"
 gem "rubyzip"
 gem "websocket-client-simple"
-gem "win32-process", platforms: [:x64_mingw, :mingw]
+gem "win32-process", platforms: [:windows]
-gem "win32-security", platforms: [:x64_mingw, :mingw]
+gem "win32-security", platforms: [:windows]
 
 # PACKAGING NOTES
 # bundler 2.5.x doesn't seem to play nice with ocra[n]

Gemfile.lock

@@ -10,10 +10,11 @@ GEM
     event_emitter (0.2.6)
     excon (0.109.0)
     ffi (1.16.3)
+    ffi (1.16.3-x64-mingw-ucrt)
     ffi-win32-extensions (1.0.4)
       ffi
     gosu (1.4.6)
-    i18n (1.14.1)
+    i18n (1.14.4)
       concurrent-ruby (~> 1.0)
     ircparser (1.0.0)
     libui (0.0.15)
@@ -34,6 +35,7 @@ GEM
 
 PLATFORMS
   x64-mingw-ucrt
+  x86_64-linux
 
 DEPENDENCIES
   base64

lib/api/applications.rb

@@ -1,6 +1,8 @@
 class W3DHub
   class Api
     class Applications
+      attr_reader :data
+
       def initialize(response)
         @data = JSON.parse(response, symbolize_names: true)
 
@@ -35,10 +37,11 @@ class W3DHub
 
           color = @data[:"extended-data"].find { |h| h[:name] == "colour" }[:value].sub("#", "")
 
+          color = color.sub("ff", "") if color.length == 8
           @color = "ff#{color}".to_i(16)
 
           cfg = @data[:"extended-data"].find { |h| h[:name] == "usesEngineCfg" }
-          @uses_engine_cfg = (cfg && cfg[:value].downcase.strip == "true") == true # explicit truthy compare to prevent return `nil`
+          @uses_engine_cfg = (cfg && cfg[:value].to_s.downcase.strip == "true") == true # explicit truthy compare to prevent return `nil`
         end
 
         def uses_engine_cfg?

lib/common.rb

@@ -147,16 +147,56 @@ class W3DHub
   end
 
   def self.ask_file(title: "Open File", filter: "*game*.exe")
+    if W3DHub.unix?
+      # search for command
+      cmds = %w{ zenity matedialog qarma kdialog }
+
+      command = cmds.find do |cmd|
+        cmd if system("which #{cmd}")
+      end
+
+      path = case File.basename(command)
+      when "zenity", "matedialog", "qarma"
+        `#{command} --file-selection --title "#{title}" --file-filter "#{filter}"`
+      when "kdialog"
+        `#{command} --title "#{title}" --getopenfilename . "#{filter}"`
+      else
+        raise "No known command found for system file selection dialog!"
+      end
+
+      path.strip
+    else
       result_ptr = LibUI.open_file(LIBUI_WINDOW)
       result = result_ptr.null? ? "" : result_ptr.to_s.gsub("\\", "/")
 
-      result
+      result.strip
+    end
   end
 
   def self.ask_folder(title: "Open Folder")
-    result_ptr = LibUI.open_folder(window)
+    if W3DHub.unix?
-    result = result_ptr.null? ? "" : result_ptr.to_s.gsub("\\", "/")
+      # search for command
+      cmds = %w{ zenity matedialog qarma kdialog }
 
-    result
+      command = cmds.find do |cmd|
+        cmd if system("which #{cmd}")
+      end
+
+      path = case File.basename(command)
+      when "zenity", "matedialog", "qarma"
+        `#{command} --file-selection --directory --title "#{title}"`
+      when "kdialog"
+        `#{command} --title "#{title}" --getexistingdirectory #{Dir.home}"`
+      else
+        raise "No known command found for system file selection dialog!"
+      end
+
+      path.strip
+    else
+      result_ptr = LibUI.open_folder(window)
+      result = result_ptr.null? ? "" : result_ptr.to_s.gsub("\\", "/")
+
+      result.strip
+    end
   end
 end

lib/pages/games.rb

@@ -232,8 +232,10 @@ class W3DHub
                       end
 
                       unless Store.offline_mode
-                        menu_item(I18n.t(:"games.game_modifications")) do
+                        if W3DHUB_DEVELOPER
-                          populate_game_modifications(game, channel)
+                          menu_item(I18n.t(:"games.game_modifications")) do
+                            populate_game_modifications(game, channel)
+                          end
                         end
 
                         if game.id != "ren"

lib/pages/login.rb

@@ -102,6 +102,8 @@ class W3DHub
       end
 
       def populate_account_info
+        return if Store.offline_mode
+
         @host.instance_variable_get(:"@account_container").clear do
           flow(fill: true, height: 1.0) do
             avatar_image = begin

lib/pages/server_browser.rb

@@ -438,8 +438,8 @@ class W3DHub
                 end
 
                 if W3DHUB_DEVELOPER
-                  list_box(items: (1..12).to_a.map(&:to_s), margin_left: 16, width: 72, tip: "Number of game clients", **TESTING_BUTTON)
+                  list_box(items: (1..12).to_a.map(&:to_s), margin_left: 16, width: 72, tip: "Number of game clients", enabled: (game_installed && !game_updatable), **TESTING_BUTTON)
-                  button "Multijoin", tip: "Launch multiple clients with configured username_\#{number}", **TESTING_BUTTON, enabled: true
+                  button "Multijoin", tip: "Launch multiple clients with configured username_\#{number}", enabled: (game_installed && !game_updatable), **TESTING_BUTTON
                 end
 
                 flow(fill: true)

lib/settings.rb

@@ -71,5 +71,15 @@ class W3DHub
     def save_settings
       File.write(SETTINGS_FILE_PATH, @settings.to_json)
     end
+
+    def save_application_cache(json)
+      File.write(APPLICATIONS_CACHE_FILE_PATH, json)
+    end
+
+    def load_application_cache
+      JSON.parse(File.read(APPLICATIONS_CACHE_FILE_PATH), symbolize_names: true)
+    rescue
+      nil
+    end
   end
 end

lib/states/boot.rb

@@ -29,8 +29,8 @@ class W3DHub
 
           stack(width: 1.0, height: 60) do
             flow(width: 1.0, height: 26, margin_left: 16, margin_right: 16, margin_bottom: 8, margin_top: 8) do
-              @status_label = caption "Starting #{I18n.t(:app_name_simple)}...", width: 0.5
+              @status_label = caption "Starting #{I18n.t(:app_name_simple)}...", fill: true
-              para "#{I18n.t(:app_name)} #{W3DHub::VERSION}", width: 0.5, text_align: :right
+              para "#{I18n.t(:app_name)} #{W3DHub::VERSION}", text_align: :right
             end
 
             @progressbar = progress height: 4, width: 1.0, margin_left: 16, margin_right: 16, margin_bottom: 8
@@ -52,7 +52,16 @@ class W3DHub
 
         @progressbar.value = @fraction
 
-        load_offline_applications_list if @offline_mode
+        if @offline_mode
+          load_offline_applications_list
+
+          unless Store.applications
+            @progressbar.value = 0.0
+            @status_label.value = "<c=f80>Unable to connect to W3D Hub API. No application data cached, unable to continue.</c>"
+
+            return
+          end
+        end
 
         if @offline_mode || (@progressbar.value >= 1.0 && @task_index == @tasks.size)
           pop_state
@@ -65,7 +74,7 @@ class W3DHub
               application = Store.applications.games.find { |g| g.id == key.to_s.split("_", 2).first }
               next unless application
 
-              game[:colour] = application.color
+              game[:colour] = "##{application.color.to_s(16)}"
               game[:uses_engine_cfg] = application.uses_engine_cfg?
             end
           end
@@ -156,7 +165,7 @@ class W3DHub
         Api.on_thread(:applications) do |applications|
           if applications
             Store.applications = applications
-
+            Store.settings.save_application_cache(applications.data.to_json)
             @tasks[:applications][:complete] = true
           else
             # FIXME: Failed to retreive!
@@ -227,6 +236,12 @@ class W3DHub
       end
 
       def load_offline_applications_list
+        if (application_cache = Store.settings.load_application_cache)
+          Store.applications = Api::Applications.new(application_cache.to_json)
+
+          return
+        end
+
         hash = {
           applications: []
         }

lib/version.rb

@@ -1,4 +1,4 @@
 class W3DHub
   DIR_NAME = "W3DHubAlt"
-  VERSION = "0.4.2"
+  VERSION = "0.5.1"
 end

w3d_hub_linux_launcher.rb

@@ -23,6 +23,7 @@ class W3DHub
   GAME_ROOT_PATH = File.expand_path(".", __dir__)
   CACHE_PATH = "#{GAME_ROOT_PATH}/data/cache"
   SETTINGS_FILE_PATH = "#{GAME_ROOT_PATH}/data/settings.json"
+  APPLICATIONS_CACHE_FILE_PATH = "#{GAME_ROOT_PATH}/data/applications_cache.json"
 
   LOGGER = Logger.new("#{GAME_ROOT_PATH}/data/logs/w3d_hub_linux_launcher.log", "daily")
   LOGGER.level = Logger::Severity::DEBUG # W3DHUB_DEBUG ? Logger::Severity::DEBUG : Logger::Severity::WARN
@@ -80,15 +81,6 @@ require "i18n"
 require "websocket-client-simple"
 require "English"
 require "sdl2"
-require "libui"
-
-# Using a WHOLE ui library for: native file/folder open dialogs...
-LibUI.init
-LIBUI_WINDOW = LibUI.new_window("", 100, 100, 0)
-at_exit do
-  LibUI.control_destroy(LIBUI_WINDOW)
-  LibUI.uninit
-end
 
 I18n.load_path << Dir["#{W3DHub::GAME_ROOT_PATH}/locales/*.yml"]
 I18n.default_locale = :en
@@ -158,7 +150,18 @@ require_relative "lib/asterisk/states/game_form"
 require_relative "lib/asterisk/states/irc_profile_form"
 require_relative "lib/asterisk/states/server_profile_form"
 
-require "win32/process" if W3DHub.windows?
+if W3DHub.windows?
+  require "libui"
+  require "win32/process"
+
+  # Using a WHOLE ui library for: native file/folder open dialogs...
+  LibUI.init
+  LIBUI_WINDOW = LibUI.new_window("", 100, 100, 0)
+  at_exit do
+    LibUI.control_destroy(LIBUI_WINDOW)
+    LibUI.uninit
+  end
+end
 
 logger.info(W3DHub::LOG_TAG) { "W3D Hub Linux Launcher v#{W3DHub::VERSION}" }