; Windows 8 Servicing Stack
!insertmacro MSUHandler "KB4598297" "2021-01 Servicing Stack Update for Windows Server 2012" "Package_for_KB4598297"

; Windows 8.1 Servicing Stack
!insertmacro MSUHandler "KB3021910" "2015-04 Servicing Stack Update for Windows 8.1"         "Package_for_KB3021910"

; Windows 8.1 Update 1
!insertmacro MSUHandler "KB2919355" "Windows 8.1 Update 1" "Package_for_KB2919355"
!insertmacro MSUHandler "KB2932046" "Windows 8.1 Update 1" "Package_for_KB2932046"
!insertmacro MSUHandler "KB2959977" "Windows 8.1 Update 1" "Package_for_KB2959977"
!insertmacro MSUHandler "KB2937592" "Windows 8.1 Update 1" "Package_for_KB2937592"
!insertmacro MSUHandler "KB2934018" "Windows 8.1 Update 1" "Package_for_KB2934018"

Function NeedsWin81Update1
	Call NeedsKB2919355
	Call NeedsKB2932046
	Call NeedsKB2937592
	Call NeedsKB2934018
	Pop $0
	Pop $1
	Pop $2
	Pop $3
	Pop $4

	${If} $0 == 1
	${OrIf} $1 == 1
	${OrIf} $2 == 1
	${OrIf} $3 == 1
		Push 1
	${Else}
		Push 0
	${EndIf}
FunctionEnd

; Weird prerequisite to Update 1 that fixes the main KB2919355 update failing to install
Function DownloadClearCompressionFlag
	Call GetArch
	Pop $0
	ReadINIStr $0 $PLUGINSDIR\Patches.ini ClearCompressionFlag $0
	!insertmacro Download "Windows 8.1 Update 1 Preparation Tool" "$0" "ClearCompressionFlag.exe" 1
FunctionEnd

Function InstallClearCompressionFlag
	Call DownloadClearCompressionFlag
	!insertmacro Install "Windows 8.1 Update 1 Preparation Tool" "ClearCompressionFlag.exe" ""
FunctionEnd