; Copyright (C) 2014 by Bundesamt f�r Sicherheit in der Informationstechnik
; Software engineering by Intevation GmbH
;
; This file is Free Software under the GNU GPL (v>=2)
; and comes with ABSOLUTELY NO WARRANTY!
; See LICENSE.txt for details.

; This script creates the installer for renameme it needs the
; following definitions to be set when calling makensis:
;
; productname: Name of the Software as it will show up under installed
;               Software
; company: The publisher of this software. (Windows needs this)
; version_number: The version of the software
; setupname: The name for the result created by this
; productname_short: Used for the default folder name and such
; files_dir: the path to the files

;--------------------------------
; Includes
!ifndef WRITE_UNINSTALLER
!define MULTIUSER_NOUNINSTALL
!endif

!define MULTIUSER_EXECUTIONLEVEL Highest
!define MULTIUSER_MUI
!define MULTIUSER_INSTALLMODE_COMMANDLINE
!define MULTIUSER_INSTALLMODE_DEFAULT_REGISTRY_KEY "Software\BSI\${productname_short}"
!define MULTIUSER_INSTALLMODE_DEFAULT_REGISTRY_VALUENAME ""
!define MULTIUSER_INSTALLMODE_INSTDIR_REGISTRY_KEY "Software\BSI\${productname_short}"
!define MULTIUSER_INSTALLMODE_INSTDIR_REGISTRY_VALUENAME ""
!define MULTIUSER_INSTALLMODE_INSTDIR "BSI\${productname_short}"

!addplugindir "${plugin_dir}"
!addincludedir "${plugin_dir}"

!include "MultiUser.nsh"
!include "MUI2.nsh"
!include "FileFunc.nsh"
!include "WinVer.nsh"

;--------------------------------
;Version Information (for installer file properties)

;VIProductVersion "${version_number}" ;needs integer format: x.x.x.x
VIProductVersion 1.0.0.0
VIAddVersionKey "ProductName" "${productname_short}"
VIAddVersionKey "Comments" "${productname_short} ist Freie Software"
VIAddVersionKey "CompanyName" "${company}"
VIAddVersionKey "LegalTrademarks" ""
VIAddVersionKey "LegalCopyright" "${copyright}"
VIAddVersionKey "FileDescription" "${description}"
VIAddVersionKey "FileVersion" "${version_number}"

Var StartMenuFolder
;--------------------------------
; General

; Define Name, File and Installdir of Installer
Name "${productname}"
OutFile "${setupname}"
InstallDir "$PROGRAMFILES\BSI\${productname_short}"
BrandingText "${company} - ${productname}"

;--------------------------------
; Interface Settings

; MUI Images / Icons
!define MUI_HEADERIMAGE
!define MUI_HEADERIMAGE_BITMAP "resources\header-install.bmp"
!define MUI_WELCOMEFINISHPAGE_BITMAP "resources\wizard-install.bmp"
!define MUI_ICON "resources\install.ico"

!ifdef WRITE_UNINSTALLER
!define MUI_HEADERIMAGE_UNBITMAP "resources\header-uninstall.bmp"
!define MUI_UNWELCOMEFINISHPAGE_BITMAP "resources\wizard-uninstall.bmp"
!define MUI_UNICON "resources\uninstall.ico"
!define MUI_UNFINISHPAGE_NOAUTOCLOSE
!endif

; MUI welcome page text
!define MUI_WELCOMEPAGE_TITLE  "Willkommen zur Installation von TrustBridge ${version_number}"
;!define MUI_WELCOMEPAGE_TITLE_3LINES
!define MUI_WELCOMEPAGE_TEXT "${productname} ist eine Anwendung \
um Wurzelzertifikate auf ihrem System zu installieren und aktuell zu halten. \
$\r$\n$\r$\n$\r$\n$\r$\n"

!define MUI_FINISHPAGE_NOAUTOCLOSE

!define MUI_STARTMENUPAGE_REGISTRY_ROOT "SHCTX"
!define MUI_STARTMENUPAGE_REGISTRY_KEY "Software\BSI\${productname_short}"
!define MUI_STARTMENUPAGE_REGISTRY_VALUENAME "Start Menu Folder"


;--------------------------------
; Pages

!define MUI_FINISHPAGE_TITLE  "Die Installation war erfolgreich"
!define MUI_FINISHPAGE_TEXT  "${productname} wurde auf Ihrem \
Computer installliert. $\r$\n$\r$\n\
Klicken Sie auf 'Fertig stellen', um den Installations-Assistenten\
zu schlie�en."
!define MUI_FINISHPAGE_RUN $INSTDIR\trustbridge.exe
!define MUI_FINISHPAGE_RUN_TEXT "Anwendung starten"
!define MUI_FINISHPAGE_RUN_FUNCTION RunAsUser
!define MUI_FINISHPAGE_LINK "Mehr unter ${info_url}"
!define MUI_FINISHPAGE_LINK_LOCATION "${info_url}"

!insertmacro MUI_PAGE_WELCOME
!insertmacro MUI_PAGE_STARTMENU Application $StartMenuFolder
!insertmacro MUI_PAGE_DIRECTORY
!insertmacro MUI_PAGE_INSTFILES
!insertmacro MUI_PAGE_FINISH

!ifdef WRITE_UNINSTALLER
  Var douninstcertificates
  Var uninstCertificates
  !define MUI_PAGE_CUSTOMFUNCTION_SHOW un.ModifyUnWelcome
  !define MUI_PAGE_CUSTOMFUNCTION_LEAVE un.LeaveUnWelcome

  !insertmacro MUI_UNPAGE_WELCOME
  !insertmacro MUI_UNPAGE_CONFIRM
  !insertmacro MUI_UNPAGE_INSTFILES

  Function un.ModifyUnWelcome
  ${NSD_CreateCheckbox} 120u -18u 50% 12u "Verwaltete Zertifikate entfernen."
    Pop $uninstCertificates
    SetCtlColors $uninstCertificates "" ${MUI_BGCOLOR}
    ${NSD_Check} $uninstCertificates ; Check it by default
  FunctionEnd

  Function un.LeaveUnWelcome
    ${NSD_GetState} $uninstCertificates $0
    StrCpy $douninstcertificates "FALSE"
    ${If} $0 <> 0
    StrCpy $douninstcertificates "TRUE"
    ${EndIf}
  FunctionEnd
!endif

!insertmacro MUI_LANGUAGE "German"


;--------------------------------
; Install Functions

Function ".onInit"
  !ifdef WRITE_UNINSTALLER
  SetOutPath "c:\tmp-uninstaller"
  WriteUninstaller "c:\tmp-uninstaller\Uninstall.exe"
  Quit
  !endif

  ${IfNot} ${AtLeastWinVista}
    MessageBox MB_ICONSTOP "Windows XP und �ltere Windows Versionen werden von dieser Anwendung nicht unterst�tzt."
    Quit
  ${Endif}

  UserInfo::GetAccountType
  pop $0
  ${If} $0 != "admin"
    MessageBox MB_ICONINFORMATION|MB_YESNO "\
Sie sind im Begriff ${productname} ohne Administratorrechte zu installieren. $\r$\n\
$\r$\n\
Ohne Administratorrechte werden Sie von Windows zur Best�tigung jeder Zertifikats�nderung einzeln aufgefordert. $\r$\n$\r$\n\
Wenn Sie die M�glichkeit besitzen Administratorrechte auf diesem System zu erlangen, starten Sie diesen Installer \
erneut mit der Funktion 'Als Administrator ausf�hren'.  $\r$\n$\r$\n\
M�chten Sie die Installation ohne Administratorrechte fortsetzen?" /SD IDYES IDYES goOn IDNO stopNow
    stopNow:
      Quit
    goOn:
  ${EndIf}

  Var /GLOBAL is_update
  Var /GLOBAL changed_dir
  ${GetParameters} $R0
  ClearErrors
  ${GetOptions} $R0 /UPDATE= $is_update

; Check if the install directory was modified on the command line
  StrCmp "$INSTDIR" "$PROGRAMFILES\BSI\${productname_short}" unmodified 0
  ; It is modified. Save that value.
  StrCpy $changed_dir "$INSTDIR"

; MULITUSER_INIT overwrites directory setting from command line
  !insertmacro MULTIUSER_INIT
  StrCpy $INSTDIR "$changed_dir"
  goto initDone
unmodified:
  !insertmacro MULTIUSER_INIT
initDone:
FunctionEnd

; If we run elevated we do not want to run
; the UI elevated as this could be a security
; problem.
Function RunAsUser
  DesktopShellRun::Exec "$INSTDIR\trustbridge.exe"
FunctionEnd

;--------------------------------
; UnInstall Functions
!ifdef WRITE_UNINSTALLER
  Function "un.onInit"
    !insertmacro MULTIUSER_UNINIT
  FunctionEnd
!endif

Section ""
  StrCmp $is_update '1' wait_a_bit continue
wait_a_bit:
  ; The trustbridge.exe might need some time to close
  ; lets give it a chance to avoid failing to overwrite it
  Sleep 1000
continue:
; The actual installation
  SetOutPath "$INSTDIR"
  !include "filelist_in.nsh"
  SetOutPath "$INSTDIR"

;Create uninstaller
!ifndef WRITE_UNINSTALLER
  File "${files_dir}${path_sep}Uninstall.exe"
!endif

; Code below is not run on updates
  StrCmp $is_update '1' done

  WriteRegStr SHCTX "Software\BSI\${productname_short}" "" $INSTDIR

; Set up autostart
  WriteRegStr HKCU "Software\Microsoft\Windows\CurrentVersion\Run" "TrustBridge" "$INSTDIR\trustbridge.exe --tray"

; Register logging
  WriteRegStr SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" "CategoryMessageFile" "$INSTDIR\trustbridge.exe"
  WriteRegStr SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" "EventMessageFile" "$INSTDIR\trustbridge.exe"
  WriteRegStr SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" "ParameterMessageFile" "$INSTDIR\trustbridge.exe"
  WriteRegDword SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" "TypesSupported" 5
  WriteRegDword SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" "CategoryCount" 3

; Register Uninstaller

  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "DisplayName" "${productname}"
  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "DisplayIcon" "$\"$INSTDIR\trustbridge.exe$\""
  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "DisplayVersion" "${version_number}"
  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "Publisher" "${company}"
  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "URLInfoAbout" "${info_url}"
  WriteRegDword SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "EstimatedSize" "${size}"


  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                   "UninstallString" "$\"$INSTDIR\uninstall.exe$\""
  WriteRegStr SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}" \
                 "QuietUninstallString" "$\"$INSTDIR\uninstall.exe$\" /S"

  ; Below this is HKCU only!
  SetShellVarContext current
  !insertmacro MUI_STARTMENU_WRITE_BEGIN Application

  ;Create shortcuts
  CreateDirectory "$SMPROGRAMS\$StartMenuFolder"
  CreateShortCut "$SMPROGRAMS\$StartMenuFolder\${productname}.lnk" "$INSTDIR\trustbridge.exe"

  !insertmacro MUI_STARTMENU_WRITE_END
done:
  StrCmp $is_update '1' run_silent dont_run
run_silent:
  DesktopShellRun::Exec "$INSTDIR\trustbridge.exe" "--tray"
dont_run:

SectionEnd

!ifdef WRITE_UNINSTALLER

!include "StrFunc.nsh"

Section "Uninstall"
  ExpandEnvStrings $0 %LOCALAPPDATA%
  Delete "$0\BSI\TrustBridge\SW*.exe"
  StrCmp "$douninstcertificates" "TRUE" 0 skip_certs
  nsExec::ExecToLog '"$INSTDIR\trustbridge-certificate-installer.exe" "list=$0\BSI\TrustBridge\list-installed.txt" "choices=uninstall"'
  Delete "$0\BSI\TrustBridge\list*.txt"
  ExpandEnvStrings $0 %APPDATA%
  Delete "$0\BSI\TrustBridge.ini"
  var /GLOBAL user_count
  StrCpy $user_count 0

  UserInfo::GetAccountType
  pop $0
  ${If} $0 == "admin"
    ${Do}
      ; Loop over profile keys
      EnumRegKey $R1 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList" $R0
      ${If} $R1 != ""
        ${UnStrStr} $R2 $R1 "S-1-5-21-" ;Search for S-1-5-21-
        ${If} $R2 != ""
          IntOp $user_count $user_count + 1
        ${EndIf}
        IntOp $R0 $R0 + 1
      ${EndIf}
    ${LoopUntil} $R1 == ""

    ${if} $user_count > 1
      MessageBox MB_ICONINFORMATION|MB_YESNO "\
      Zertifikate, die f�r andere Nutzer im Zertifikatsspeicher von Firefox und Thunderbird installiert wurden, k�nnen erst beim der n�chsten \
      Anmeldung dieser Nutzer deinstalliert werden. \
      $\r$\n$\r$\n\
      Die Deinstallation der Zertifikate wird von der folgenden Anwendung durchgef�hrt: $\r$\n '$INSTDIR\trustbridge-nss-installer.exe' $\r$\n$\r$\n\
      Wenn Zertifikate auch aus den Thunderbird- und Firefox-Speichern anderer Nutzer deinstalliert werden sollen, w�hlen \
      Sie bitte 'Nein' und l�schen Sie 'trustbridge-nss-installer.exe' manuell nachdem die anderen Nutzer sich einmal angemeldet hatten.$\r$\n \
      $\r$\n\
      Soll '$INSTDIR\trustbridge-nss-installer.exe' jetzt entfernt werden?" /SD IDYES IDYES deleteNSSInstaller IDNO dontDeleteNSS
    ${Else}
      goto deleteNSSInstaller
    ${Endif}
  ${Else}
    Delete "$INSTDIR\trustbridge-nss-installer.exe"
  ${EndIf}
skip_certs:
  deleteNSSInstaller:
    Delete "$INSTDIR\trustbridge-nss-installer.exe"
dontDeleteNSS:
  !include "filelist_un.nsh"
  ExpandEnvStrings $0 %LOCALAPPDATA%
  RmDir "$0\BSI\TrustBridge"
  RmDir "$0\BSI"
  ExpandEnvStrings $0 %APPDATA%
  RmDir "$0\BSI"
  Delete "$INSTDIR\Uninstall.exe"
  RMDir "$INSTDIR"
  RMDir "$INSTDIR\.." # The instdir is \trustbridge usually \BSI\TrustBridge we delete the parent directory only if it is empty. So no harm
                      # done if that is not the case.

  !insertmacro MUI_STARTMENU_GETFOLDER Application $StartMenuFolder

  DeleteRegValue SHCTX "Software\BSI\${productname_short}" "Start Menu Folder"

  DeleteRegKey /ifempty SHCTX "Software\BSI\${productname_short}"

; Unregister autostart
  DeleteRegValue SHCTX "Software\Microsoft\Windows\CurrentVersion\Run" "TrustBridge"

; Unregister logging
  DeleteRegKey SHCTX "System\CurrentControlSet\services\eventlog\Application\${productname_short}" 

; Remove uninstaller
  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Uninstall\${productname_short}"

  ; Below this is HKCU only!
  SetShellVarContext current

  Delete "$SMPROGRAMS\$StartMenuFolder\${productname}.lnk"
  RMDir "$SMPROGRAMS\$StartMenuFolder"

SectionEnd
!endif