Windows Critical Updates Mass Installer

Author: Red Wine (talk, contrib)

Description

The following example provided for the subject at this forum thread.
Requires MoreInfo plugin and implements the included with NSIS distribution, function DumpLog.

The Code

;REQUIRES MOREINFO PLUGIN http://nsis.sourceforge.net/MoreInfo_plug-in
 
!define UPDATES_DIR "C:\Critical Updates" ;add here the real path to updates folder
!define KB_CHECK "$WINDIR\$$NtUninstallKB$kbnum$$"
 
!define LVM_GETITEMCOUNT 0x1004
!define LVM_GETITEMTEXT  0x102D
 
Name "Windows Critical Updates Installer"
Caption "$(^name)"
OutFile 'updater.exe'
LicenseData '${NSISDIR}\License.txt'
LicenseBkColor 0xFFFFFF
ShowInstDetails show
 
var kbnum
 
page license
page instfiles
 
Section "All in one"
 
        FindFirst $0 $1 "${UPDATES_DIR}\*.exe"
 
   loop:
        IfErrors done
 
        detailprint 'Found Update: $1'
        MoreInfo::GetUserDefined "${UPDATES_DIR}\$1" "KB Article Number"
        Pop $kbnum
        detailprint 'KB Article Number is: $kbnum'
        detailprint " "
 
        detailprint "Looking for: ${KB_CHECK}"
        IfFileExists "${KB_CHECK}\*" 0 install
 
        detailprint 'Critical Update KB$kbnum is installed'
        Goto next
 
   install:
        detailprint 'Critical Update KB$kbnum is NOT installed'
        detailprint 'Updating system with KB$kbnum. Please wait...'
 
        ;replace /help with required switches advisable are /quiet /norestart
        ExecWait "${UPDATES_DIR}\$1 /help" $3  ;/quiet /norestart
        Detailprint "Return value: $3" ;use return value to verify successful update
        SetRebootFlag true
 
   next:
        detailprint '...........'
        FindNext $0 $1
        Goto loop
 
   done:
        FindClose $0
 
        IfFileExists "$EXEDIR\update.log" 0 +2
        Delete "$EXEDIR\update.log"
        ClearErrors
        GetTempFileName $0
        Push $0
        Call DumpLog
 
        IfErrors 0 +3
        Delete "$0"
        goto +3
        Rename $0 "$EXEDIR\update.log"
        ExecShell open "$EXEDIR\update.log"
 
        IfRebootFlag 0 +3
        messagebox mb_yesno|mb_iconexclamation "Reboot required, reboot now?" idno +2
        Reboot
 
SectionEnd
 
Function .onInit
 
        IfFileExists "${UPDATES_DIR}\*.exe" start
        messagebox mb_ok|mb_iconstop "no updates found at ${UPDATES_DIR}"
        Abort
 
   start:
FunctionEnd
 
Function DumpLog
  Exch $5
  Push $0
  Push $1
  Push $2
  Push $3
  Push $4
  Push $6
 
  FindWindow $0 "#32770" "" $HWNDPARENT
  GetDlgItem $0 $0 1016
  StrCmp $0 0 error
  FileOpen $5 $5 "w"
  StrCmp $5 0 error
    SendMessage $0 ${LVM_GETITEMCOUNT} 0 0 $6
    System::Alloc ${NSIS_MAX_STRLEN}
    Pop $3
    StrCpy $2 0
    System::Call "*(i, i, i, i, i, i, i, i, i) i \
      (0, 0, 0, 0, 0, r3, ${NSIS_MAX_STRLEN}) .r1"
    loop: StrCmp $2 $6 done
      System::Call "User32::SendMessageA(i, i, i, i) i \
        ($0, ${LVM_GETITEMTEXT}, $2, r1)"
      System::Call "*$3(&t${NSIS_MAX_STRLEN} .r4)"
      FileWrite $5 "$4$\r$\n"
      IntOp $2 $2 + 1
      Goto loop
    done:
      FileClose $5
      System::Free $1
      System::Free $3
      Goto exit
  error:
    MessageBox MB_OK "error! could not create the update log"
    SetErrors
  exit:
    Pop $6
    Pop $4
    Pop $3
    Pop $2
    Pop $1
    Pop $0
    Exch $5
FunctionEnd

License

This application is provided 'as-is', without any express or implied warranty. In no event will the author be held liable for any damages arising from the use of this application.

Permission is granted to anyone to use this application for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

1. The origin of this application must not be misrepresented; you must not claim that you wrote the original code. If you use this application in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered versions must be plainly marked as such, and must not be misrepresented as being the original application.
3. This notice may not be removed or altered from any distribution.