Merge remote-tracking branch 'upstream/master' into jp

[winmerge-jp/winmerge-jp.git] / Src / MainFrm.cpp

diff --git a/Src/MainFrm.cpp b/Src/MainFrm.cpp
index 8d599dd..d9f7cbe 100644 (file)
--- a/Src/MainFrm.cpp
+++ b/Src/MainFrm.cpp
@@ -278,6 +278,8 @@ BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd)
        ON_COMMAND(ID_HELP_GETCONFIG, OnSaveConfigData)
        ON_COMMAND(ID_HELP_RELEASENOTES, OnHelpReleasenotes)
        ON_COMMAND(ID_HELP_TRANSLATIONS, OnHelpTranslations)
+       ON_COMMAND(ID_HELP_CHECKFORUPDATES, OnHelpCheckForUpdates)
+       ON_UPDATE_COMMAND_UI(ID_HELP_CHECKFORUPDATES, OnUpdateHelpCheckForUpdates)
        // Tool bar icon
        ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTW, 0, 0xFFFF, OnToolTipText)
        ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTA, 0, 0xFFFF, OnToolTipText)
@@ -2677,6 +2679,66 @@ void CMainFrame::OnHelpTranslations()
        shell::Open(TranslationsUrl);
 }
 
+void CMainFrame::OnHelpCheckForUpdates()
+{
+       CVersionInfo version(AfxGetResourceHandle());
+       CInternetSession session;
+       try
+       {
+               CHttpFile *file = (CHttpFile *)session.OpenURL(GetOptionsMgr()->GetString(OPT_CURRENT_VERSION_URL).c_str());
+               if (!file)
+                       return;
+               char buf[256] = { 0 };
+               file->Read(buf, sizeof(buf));
+               file->Close();
+               String current_version = ucr::toTString(buf);
+               strutils::replace(current_version, _T("\r\n"), _T(""));
+               delete file;
+
+               int exe_vers[4] = { 0 }, cur_vers[4] = { 0 };
+               _stscanf_s(version.GetProductVersion().c_str(), _T("%d.%d.%d.%d"), &exe_vers[0], &exe_vers[1], &exe_vers[2], &exe_vers[3]);
+               _stscanf_s(current_version.c_str(),             _T("%d.%d.%d.%d"), &cur_vers[0], &cur_vers[1], &cur_vers[2], &cur_vers[3]);
+               String exe_version_hex = strutils::format(_T("%08x%08x%08x%08x"), exe_vers[0], exe_vers[1], exe_vers[2], exe_vers[3]);
+               String cur_version_hex = strutils::format(_T("%08x%08x%08x%08x"), cur_vers[0], cur_vers[1], cur_vers[2], cur_vers[3]);
+
+               switch (exe_version_hex.compare(cur_version_hex))
+               {
+               case 1:
+                       if (cur_version_hex == _T("00000000000000000000000000000000"))
+                       {
+                               String msg = _("Failed to download latest version information");
+                               AfxMessageBox(msg.c_str(), MB_ICONERROR);
+                               break;
+                       }
+                       // pass through
+               case 0:
+               {
+                       String msg = _("Your software is up to date.");
+                       AfxMessageBox(msg.c_str(), MB_ICONINFORMATION);
+                       break;
+               }
+               case -1:
+               {
+                       String msg = strutils::format_string2(_("A new version of WinMerge is available.\n%1 is now available (you have %2). Would you like to download it now?"), current_version, version.GetProductVersion());
+                       if (AfxMessageBox(msg.c_str(), MB_ICONINFORMATION | MB_YESNO) == IDYES)
+                               ShellExecute(NULL, _T("open"), GetOptionsMgr()->GetString(OPT_DOWNLOAD_URL).c_str(), NULL, NULL, SW_SHOWNORMAL);
+                       break;
+               }
+               }
+       }
+       catch (CException& e)
+       {
+               TCHAR msg[512];
+               e.GetErrorMessage(msg, sizeof(msg)/sizeof(msg[0]));
+               AfxMessageBox(msg, MB_ICONERROR);
+       }
+}
+
+void CMainFrame::OnUpdateHelpCheckForUpdates(CCmdUI* pCmdUI)
+{
+       pCmdUI->Enable(!GetOptionsMgr()->GetString(OPT_CURRENT_VERSION_URL).empty());
+}
+
 /**
  * @brief Called when user selects File/Open Conflict...
  */