scary batch file stuff

RUNME.bat

@@ -1,4 +1,48 @@
-if not defined in_subprocess (cmd /k set in_subprocess=y ^& %0 %*) & exit )
+@ECHO OFF
+setlocal EnableDelayedExpansion
+
+::net file to test privileges, 1>NUL redirects output, 2>NUL redirects errors
+NET FILE 1>NUL 2>NUL
+if '%errorlevel%' == '0' ( goto START ) else ( goto getPrivileges ) 
+
+:getPrivileges
+if '%1'=='ELEV' ( goto START )
+
+set "batchPath=%~f0"
+set "batchArgs=ELEV"
+
+::Add quotes to the batch path, if needed
+set "script=%0"
+set script=%script:"=%
+IF '%0'=='!script!' ( GOTO PathQuotesDone )
+    set "batchPath=""%batchPath%"""
+:PathQuotesDone
+
+::Add quotes to the arguments, if needed.
+:ArgLoop
+IF '%1'=='' ( GOTO EndArgLoop ) else ( GOTO AddArg )
+    :AddArg
+    set "arg=%1"
+    set arg=%arg:"=%
+    IF '%1'=='!arg!' ( GOTO NoQuotes )
+        set "batchArgs=%batchArgs% "%1""
+        GOTO QuotesDone
+        :NoQuotes
+        set "batchArgs=%batchArgs% %1"
+    :QuotesDone
+    shift
+    GOTO ArgLoop
+:EndArgLoop
+
+::Create and run the vb script to elevate the batch file
+ECHO Set UAC = CreateObject^("Shell.Application"^) > "%temp%\OEgetPrivileges.vbs"
+ECHO UAC.ShellExecute "cmd", "/c ""!batchPath! !batchArgs!""", "", "runas", 1 >> "%temp%\OEgetPrivileges.vbs"
+"%temp%\OEgetPrivileges.vbs" 
+exit /B
+
+:START
+::Remove the elevation tag and set the correct working directory
+IF '%1'=='ELEV' ( shift /1 )
+cd /d %~dp0
 
-cd "%~dp0"
 %SystemRoot%\system32\WindowsPowerShell\v1.0\powershell.exe -ExecutionPolicy RemoteSigned .\mw5-sync.ps1