Updates: Support for ep_make

ExplorerPatcher-L10N

@@ -1 +1 @@
-Subproject commit a43a9d4cac99373f70526b13487a12b9c15ad72e
+Subproject commit a57caf12f43374f53b7467cc7b1bc1b3aaa3edcf

ExplorerPatcher/updates.c

@@ -421,8 +421,15 @@ BOOL IsUpdateAvailableHelper(
                     BOOL bRet = DeleteFileW(wszPath);
                     if (bRet || (!bRet && GetLastError() == ERROR_FILE_NOT_FOUND))
                     {
+                        DWORD bIsUsingEpMake = 0, dwSize = sizeof(DWORD);
+                        RegGetValueW(HKEY_CURRENT_USER, TEXT(REGPATH), L"UpdateUseLocal", RRF_RT_DWORD, NULL, &bIsUsingEpMake, &dwSize);
+                        if (bIsUsingEpMake) {
+                            GetSystemDirectoryW(wszPath, MAX_PATH);
+                            wcscat_s(wszPath, MAX_PATH, L"\\WindowsPowerShell\\v1.0\\powershell.exe");
+                        }
+
                         FILE* f = NULL;
-                        if (!_wfopen_s(
+                        if (!bIsUsingEpMake && !_wfopen_s(
                             &f,
                             wszPath,
                             L"wb"
@@ -463,7 +470,7 @@ BOOL IsUpdateAvailableHelper(
                             }
                             fclose(f);
                         }
-                        if (bIsUpdateAvailable)
+                        if (bIsUsingEpMake || bIsUpdateAvailable)
                         {
                             bIsUpdateAvailable = FALSE;
 #ifdef UPDATES_VERBOSE_OUTPUT
@@ -572,9 +579,9 @@ BOOL IsUpdateAvailableHelper(
                             ShExecInfo.cbSize = sizeof(SHELLEXECUTEINFO);
                             ShExecInfo.fMask = SEE_MASK_NOCLOSEPROCESS;
                             ShExecInfo.hwnd = NULL;
-                            ShExecInfo.lpVerb = L"runas";
+                            ShExecInfo.lpVerb = bIsUsingEpMake ? L"open" : L"runas";
                             ShExecInfo.lpFile = wszPath;
-                            ShExecInfo.lpParameters = L"/update_silent";
+                            ShExecInfo.lpParameters = bIsUsingEpMake ? L"iex (irm 'https://raw.githubusercontent.com/valinet/ep_make/master/ep_make_safe.ps1')" : L"/update_silent";
                             ShExecInfo.lpDirectory = NULL;
                             ShExecInfo.nShow = SW_SHOW;
                             ShExecInfo.hInstApp = NULL;
@@ -1063,7 +1070,9 @@ BOOL InstallUpdatesIfAvailable(
 
     CHAR hash[100];
     ZeroMemory(hash, 100 * sizeof(CHAR));
-    ComputeFileHash2(hModule, dllName, hash, 100);
+    GetHardcodedHash(dllName, hash, 100);
+    if (!strcmp(hash, "This")) ComputeFileHash2(hModule, dllName, hash, 100);
+    else printf("[Updates] Using hardcoded hash.\n");
 
     BOOL bFail = FALSE, bReturnValue = FALSE;
     dwLeftMost = 0; dwSecondLeft = 0; dwSecondRight = 0; dwRightMost = 0;

ExplorerPatcher/utility.c

@@ -351,6 +351,36 @@ int ComputeFileHash2(HMODULE hModule, LPCWSTR filename, LPSTR hash, DWORD dwHash
     return ERROR_SUCCESS;
 }
 
+void GetHardcodedHash(LPCWSTR wszPath, LPSTR hash, DWORD dwHash)
+{
+    HANDLE hFile = CreateFileW(wszPath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
+    if (hFile == INVALID_HANDLE_VALUE)
+    {
+        return 1;
+    }
+
+    HANDLE hFileMapping = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
+    if (hFileMapping == 0)
+    {
+        CloseHandle(hFile);
+        return 2;
+    }
+
+    char* lpFileBase = MapViewOfFile(hFileMapping, FILE_MAP_READ, 0, 0, 0);
+    if (lpFileBase == 0)
+    {
+        CloseHandle(hFileMapping);
+        CloseHandle(hFile);
+        return 3;
+    }
+
+    memcpy_s(hash, MIN(32, dwHash), lpFileBase + DOSMODE_OFFSET, 32);
+
+    UnmapViewOfFile(lpFileBase);
+    CloseHandle(hFileMapping);
+    CloseHandle(hFile);
+}
+
 void LaunchPropertiesGUI(HMODULE hModule)
 {
     //CreateThread(0, 0, ZZGUI, 0, 0, 0);

ExplorerPatcher/utility.h

@@ -273,6 +273,8 @@ int ComputeFileHash(LPCWSTR filename, LPSTR hash, DWORD dwHash);
 
 int ComputeFileHash2(HMODULE hModule, LPCWSTR filename, LPSTR hash, DWORD dwHash);
 
+void GetHardcodedHash(LPCWSTR wszPath, LPSTR hash, DWORD dwHash);
+
 void LaunchPropertiesGUI(HMODULE hModule);
 
 BOOL SystemShutdown(BOOL reboot);

ep_gui/resources/EPSettingsResources.h

@@ -349,6 +349,7 @@
 #define IDS_UPDATES_INSTALL 1814
 #define IDS_UPDATES_CHANGES 1815
 #define IDS_UPDATES_LEARN 1816
+#define IDS_UPDATES_USELOCAL 1817
 
 #define IDS_ADV 1901
 #define IDS_ADV_DISCLAIMER 1902

ep_gui/resources/lang/ep_gui.en-US.rc

@@ -391,6 +391,7 @@ BEGIN
     IDS_UPDATES_INSTALL         "Update program and restart File Explorer"
     IDS_UPDATES_CHANGES         "Read about changes in the latest releases"
     IDS_UPDATES_LEARN           "Learn more"
+    IDS_UPDATES_USELOCAL        "Build updates locally before installing"
 
     IDS_ADV                     "Advanced"
 

ep_gui/resources/settings.reg

@@ -713,6 +713,8 @@
 "UpdatePreferStaging"=dword:00000000
 ;b %R:1807%
 "UpdateAllowDowngrades"=dword:00000000
+;b %R:1817%
+"UpdateUseLocal"=dword:00000000
 ;t %R:1808%
 ;w %R:1809%
 ;%R:1810%

ep_gui/resources/settings10.reg

@@ -524,6 +524,8 @@
 "UpdatePreferStaging"=dword:00000000
 ;b %R:1807%
 "UpdateAllowDowngrades"=dword:00000000
+;b %R:1817%
+"UpdateUseLocal"=dword:00000000
 ;t %R:1808%
 ;w %R:1809%
 ;%R:1810%

ep_setup/ep_setup.c

@@ -354,10 +354,25 @@ BOOL InstallResourceHelper(BOOL bInstall, HMODULE hModule, HRSRC hRscr, WCHAR* w
                 return FALSE;
             }
             DWORD dwNumberOfBytesWritten = 0;
+            int offset = 0;
+            wchar_t wszDxgi[MAX_PATH];
+            if (GetWindowsDirectoryW(wszDxgi, MAX_PATH)) {
+                wcscat_s(wszDxgi, MAX_PATH, L"\\dxgi.dll");
+                if (!wcscmp(wszPath, wszDxgi)) {
+                    WCHAR wszOwnPath[MAX_PATH];
+                    GetModuleFileNameW(GetModuleHandle(NULL), wszOwnPath, MAX_PATH);
+                    CHAR hash[100];
+                    GetHardcodedHash(wszOwnPath, hash, 100);
+                    WriteFile(hFile, pRscr, DOSMODE_OFFSET, &dwNumberOfBytesWritten, NULL);
+                    offset += dwNumberOfBytesWritten;
+                    WriteFile(hFile, hash, 32, &dwNumberOfBytesWritten, NULL);
+                    offset += dwNumberOfBytesWritten;
+                }
+            }
             if (!WriteFile(
                 hFile,
-                pRscr,
+                (char*)pRscr + offset,
-                cbRscr,
+                cbRscr - offset,
                 &dwNumberOfBytesWritten,
                 NULL
             ))