update checker

2026-06-13 14:07:01 -04:00 · 2026-02-08 02:27:19 +01:00
parent 42b9c241f3
commit 46414307fd
36 changed files with 917 additions and 544 deletions
@@ -0,0 +1,160 @@
+//+----------------------------------------------------------------------------+
+//| Description:  Magic Set Editor - Program to make card games                |
+//| Copyright:    (C) Twan van Laarhoven and the other MSE developers          |
+//| License:      GNU General Public License 2 or later (see file COPYING)     |
+//+----------------------------------------------------------------------------+
+
+// ----------------------------------------------------------------------------- : Includes
+
+#include <util/prec.hpp>
+#include <data/installer.hpp>
+#include <util/io/package_manager.hpp>
+#include <gui/packages_window.hpp>
+#include <wx/wfstream.h>
+#include <wx/webrequest.h>
+
+class DownloadableInstallerList;
+
+// ----------------------------------------------------------------------------- : DownloadableInstallers
+
+/// The global installer downloader
+extern DownloadableInstallerList downloadable_installers;
+
+/// Handle downloading of installers
+class DownloadableInstallerList {
+public:
+  inline DownloadableInstallerList() : download_status(NOT_DOWNLOADED), check_status(NOT_CHECKED), shown_dialog(false) {}
+
+  /// Check for updates if the settings say so
+  inline void check_updates() {
+    settings.check_updates_counter++;
+    if (
+         (settings.check_updates_when == CHECK_ALWAYS)
+      || (settings.check_updates_when == CHECK_5  && settings.check_updates_counter > 4)
+      || (settings.check_updates_when == CHECK_10 && settings.check_updates_counter > 9)
+      ) {
+      settings.check_updates_counter = 0;
+      check_updates_now();
+    }
+  }
+  /// Check for updates
+  /// If async==true then checking is done in another thread
+  inline void check_updates_now(bool async = true) {
+    if (async) {
+      CheckUpdateThread* thread = new CheckUpdateThread;
+      thread->Create();
+      thread->Run();
+    } else {
+      CheckUpdateThread::Work();
+    }
+  }
+
+  /// Start downloading the list of updates, return true if we are done
+  inline bool download() {
+    if (download_status == DONE) return true;
+    if (download_status == NOT_DOWNLOADED) {
+      download_status = DOWNLOADING;
+      DownloadThread* thread = new DownloadThread();
+      thread->Create();
+      thread->Run();
+    }
+    return false;
+  }
+
+  /// Show a dialog to inform the user that updates are available (if there are any)
+  /// Call check_updates first. Call this function from an onIdle loop
+  inline void show_update_dialog(Window* parent) {
+    if (shown_dialog || check_status != FOUND) return; // we already have the latest version, or this has already been displayed.
+    shown_dialog = true;
+    wxMessageDialog dial = wxMessageDialog(parent, _LABEL_("updates found"), _TITLE_("updates available"), wxYES_NO);
+    if (dial.ShowModal() == wxID_YES) {
+      (new PackagesWindow(parent))->Show();
+    }
+  }
+
+  // Have we shown the update dialog?
+  bool shown_dialog;
+
+  vector<DownloadableInstallerP> installers;
+
+  enum DownloadStatus { NOT_DOWNLOADED, DOWNLOADING, DONE } download_status;
+  enum CheckStatus    { NOT_CHECKED, CHECKING, FAILED, FOUND, NOT_FOUND } check_status;
+private:
+  wxMutex lock;
+
+  struct DownloadThread : public wxThread {
+    inline ExitCode Entry() override {
+      // fetch list
+      wxWebRequestSync request = wxWebSessionSync::GetDefault().CreateRequest(settings.installer_list_url);
+      auto const result = request.Execute();
+      if (!result) {
+        wxMutexLocker l(downloadable_installers.lock);
+        downloadable_installers.download_status = DONE;
+        downloadable_installers.check_status = FAILED;
+        return 0;
+      }
+      wxInputStream* is = request.GetResponse().GetStream();
+      // Read installer list
+      Reader reader(*is, nullptr, _("installers"), true);
+      vector<DownloadableInstallerP> installers;
+      reader.handle(_("installers"),installers);
+      // done
+      wxMutexLocker l(downloadable_installers.lock);
+      swap(installers, downloadable_installers.installers);
+      downloadable_installers.download_status = DONE;
+      return 0;
+    }
+  };
+
+  struct CheckUpdateThread : public wxThread {
+  public:
+    inline void* Entry() override {
+#ifndef __APPLE__
+      Work();
+#endif
+      return 0;
+    }
+
+    inline static void Work() {
+      if (downloadable_installers.check_status > NOT_CHECKED) return; // don't check multiple times simultaneously
+      downloadable_installers.check_status = CHECKING;
+      try {
+        while (!downloadable_installers.download()) {
+          wxMilliSleep(30);
+        }
+        if (downloadable_installers.check_status == FAILED) return;
+        InstallablePackages installable_packages;
+        FOR_EACH(inst, downloadable_installers.installers) {
+          merge(installable_packages, inst);
+        }
+        FOR_EACH(p, installable_packages) {
+          if (p->description->name == mse_package && app_version < p->description->version) {
+            downloadable_installers.check_status = FOUND;
+            return;
+          }
+          Version v;
+          if (package_manager.installedVersion(p->description->name, v) && v < p->description->version) {
+            if (
+                 (settings.check_updates_what == CHECK_EVERYTHING)
+              || (settings.check_updates_what == CHECK_GAMES && (  p->description->name.EndsWith("mse-updater")
+                                                                || p->description->name.EndsWith("mse-locale")
+                                                                || p->description->name.EndsWith("mse-game")
+                                                                || p->description->name.EndsWith("mse-include")
+                                                                || p->description->name.EndsWith("mse-style")
+                                                                || p->description->name.EndsWith("mse-symbol-font")))
+              || (settings.check_updates_what == CHECK_APP   && (  p->description->name.EndsWith("mse-updater")
+                                                                || p->description->name.EndsWith("mse-locale")))
+            )
+            downloadable_installers.check_status = FOUND;
+            return;
+          }
+        }
+        downloadable_installers.check_status = NOT_FOUND;
+      } catch (...) {
+        // ignore all errors, we don't want problems if update checking fails
+        downloadable_installers.check_status = FAILED;
+      }
+    }
+  };
+};
+