From 50c0d0a3b0e4734b611e1db862c70891da242b08 Mon Sep 17 00:00:00 2001
From: Evan Smal <evan.smal@hotmail.com>
Date: Sun, 1 Jan 2023 21:04:08 -0500
Subject: [PATCH] Solitaire: Add link to help page

---
 Userland/Games/Solitaire/CMakeLists.txt |  2 +-
 Userland/Games/Solitaire/main.cpp       | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Userland/Games/Solitaire/CMakeLists.txt b/Userland/Games/Solitaire/CMakeLists.txt
index e27cf0daf90..dc4307266da 100644
--- a/Userland/Games/Solitaire/CMakeLists.txt
+++ b/Userland/Games/Solitaire/CMakeLists.txt
@@ -16,4 +16,4 @@ set(GENERATED_SOURCES
 )
 
 serenity_app(Solitaire ICON app-solitaire)
-target_link_libraries(Solitaire PRIVATE LibCards LibConfig LibGUI LibGfx LibCore LibMain)
+target_link_libraries(Solitaire PRIVATE LibCards LibConfig LibGUI LibDesktop LibGfx LibCore LibMain)
diff --git a/Userland/Games/Solitaire/main.cpp b/Userland/Games/Solitaire/main.cpp
index 2d52635479a..8d7e3b1123d 100644
--- a/Userland/Games/Solitaire/main.cpp
+++ b/Userland/Games/Solitaire/main.cpp
@@ -7,10 +7,12 @@
  */
 
 #include "Game.h"
+#include <AK/URL.h>
 #include <Games/Solitaire/SolitaireGML.h>
 #include <LibConfig/Client.h>
 #include <LibCore/System.h>
 #include <LibCore/Timer.h>
+#include <LibDesktop/Launcher.h>
 #include <LibGUI/Action.h>
 #include <LibGUI/ActionGroup.h>
 #include <LibGUI/Application.h>
@@ -30,6 +32,11 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     auto app = TRY(GUI::Application::try_create(arguments));
     auto app_icon = TRY(GUI::Icon::try_create_default_icon("app-solitaire"sv));
 
+    auto const man_file = "/usr/share/man/man6/Solitaire.md"sv;
+
+    TRY(Desktop::Launcher::add_allowed_handler_with_only_specific_urls("/bin/Help", { URL::create_with_file_scheme(man_file) }));
+    TRY(Desktop::Launcher::seal_allowlist());
+
     Config::pledge_domains({ "Games", "Solitaire" });
     Config::monitor_domain("Games");
 
@@ -208,6 +215,10 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     TRY(help_menu->try_add_action(GUI::CommonActions::make_command_palette_action(window)));
     TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Solitaire", app_icon, window)));
 
+    TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([&man_file](auto&) {
+        Desktop::Launcher::open(URL::create_with_file_scheme(man_file), "/bin/Help");
+    })));
+
     window->set_resizable(false);
     window->resize(Solitaire::Game::width, Solitaire::Game::height + statusbar.max_height().as_int());
     window->set_icon(app_icon.bitmap_for_size(16));