The Tor Browser: browser/installer/windows/nsis/shared.nsh@7e26c7da4463 (annotated)

browser/installer/windows/nsis/shared.nsh@7e26c7da4463 (annotated)

browser/installer/windows/nsis/shared.nsh

Wed, 31 Dec 2014 06:55:50 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:55:50 +0100
changeset 2: 7e26c7da4463
permissions: -rwxr-xr-x

Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2

 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 ; The registration ID of the COM server which is used for choosing wether
 ; to launch the Win8 metro browser or desktop browser.
 !define DELEGATE_EXECUTE_HANDLER_ID {5100FEC1-212B-4BF5-9BF8-3E650FD794A3}
 ;
 ; Defines for adjust token privs and for enumerating keys
 !ifndef TOKEN_QUERY
   !define TOKEN_QUERY             0x0008
 !endif
 !ifndef TOKEN_ADJUST_PRIVILEGES
   !define TOKEN_ADJUST_PRIVILEGES 0x0020
 !endif
 !ifndef SE_RESTORE_NAME
   !define SE_RESTORE_NAME         SeRestorePrivilege
 !endif
 !ifndef SE_PRIVILEGE_ENABLED
   !define SE_PRIVILEGE_ENABLED    0x00000002
 !endif
 !ifndef HKEY_USERS
   !define HKEY_USERS              0x80000003
 !endif
 ; Does metro registration for the command execute handler
 Function RegisterCEH
 !ifdef MOZ_METRO
   ${If} ${AtLeastWin8}
     ${CleanupMetroBrowserHandlerValues} ${DELEGATE_EXECUTE_HANDLER_ID} \
                                         "FirefoxURL" \
                                         "FirefoxHTML"
     ${AddMetroBrowserHandlerValues} ${DELEGATE_EXECUTE_HANDLER_ID} \
                                     "$INSTDIR\CommandExecuteHandler.exe" \
                                     $AppUserModelID \
                                     "FirefoxURL" \
                                     "FirefoxHTML"
   ${EndIf}
 !endif
 FunctionEnd
 ; If we're in Win8 make sure we have a start menu shortcut and that it has
 ; the correct AppuserModelID so that the Metro browser has a Metro tile.
 Function RegisterStartMenuTile
 !ifdef MOZ_METRO
   ${If} ${AtLeastWin8}
     CreateShortCut "$SMPROGRAMS\${BrandFullName}.lnk" "$INSTDIR\${FileMainEXE}"
     ${If} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
       ShellLink::SetShortCutWorkingDirectory "$SMPROGRAMS\${BrandFullName}.lnk" \
                                              "$INSTDIR"
       ${If} "$AppUserModelID" != ""
         ApplicationID::Set "$SMPROGRAMS\${BrandFullName}.lnk" "$AppUserModelID" "true"
       ${EndIf}
     ${EndIf}
   ${EndIf}
 !endif
 FunctionEnd
 !macro PostUpdate
   ; PostUpdate is called from both session 0 and from the user session
   ; for service updates, make sure that we only register with the user session
   ; Otherwise ApplicationID::Set can fail intermittently with a file in use error.
   System::Call "kernel32::GetCurrentProcessId() i.r0"
   System::Call "kernel32::ProcessIdToSessionId(i $0, *i ${NSIS_MAX_STRLEN} r9)"
   ; Determine if we're the protected UserChoice default or not. If so fix the
   ; start menu tile.  In case there are 2 Firefox installations, we only do
   ; this if the application being updated is the default.
   ReadRegStr $0 HKCU "Software\Microsoft\Windows\Shell\Associations\UrlAssociations\http\UserChoice" "ProgId"
   ${If} $0 == "FirefoxURL"
   ${AndIf} $9 != 0 ; We're not running in session 0
     ReadRegStr $0 HKCU "Software\Classes\FirefoxURL\shell\open\command" ""
     ${GetPathFromString} "$0" $0
     ${GetParent} "$0" $0
     ${If} ${FileExists} "$0"
       ${GetLongPath} "$0" $0
     ${EndIf}
     ${If} "$0" == "$INSTDIR"
       ; Win8 specific registration
       Call RegisterStartMenuTile
     ${EndIf}
   ${EndIf}
   ${CreateShortcutsLog}
   ; Remove registry entries for non-existent apps and for apps that point to our
   ; install location in the Software\Mozilla key and uninstall registry entries
   ; that point to our install location for both HKCU and HKLM.
   SetShellVarContext current  ; Set SHCTX to the current user (e.g. HKCU)
   ${RegCleanMain} "Software\Mozilla"
   ${RegCleanUninstall}
   ${UpdateProtocolHandlers}
   ; setup the application model id registration value
   ${InitHashAppModelId} "$INSTDIR" "Software\Mozilla\${AppName}\TaskBarIDs"
   ; Win7 taskbar and start menu link maintenance
   Call FixShortcutAppModelIDs
   ClearErrors
   WriteRegStr HKLM "Software\Mozilla" "${BrandShortName}InstallerTest" "Write Test"
   ${If} ${Errors}
     StrCpy $TmpVal "HKCU" ; used primarily for logging
   ${Else}
     SetShellVarContext all    ; Set SHCTX to all users (e.g. HKLM)
     DeleteRegValue HKLM "Software\Mozilla" "${BrandShortName}InstallerTest"
     StrCpy $TmpVal "HKLM" ; used primarily for logging
     ${RegCleanMain} "Software\Mozilla"
     ${RegCleanUninstall}
     ${UpdateProtocolHandlers}
     ${FixShellIconHandler} "HKLM"
     ${SetAppLSPCategories} ${LSP_CATEGORIES}
     ; Win7 taskbar and start menu link maintenance
     Call FixShortcutAppModelIDs
     ; Only update the Clients\StartMenuInternet registry key values in HKLM if
     ; they don't exist or this installation is the same as the one set in those
     ; keys.
     ${StrFilter} "${FileMainEXE}" "+" "" "" $1
     ReadRegStr $0 HKLM "Software\Clients\StartMenuInternet\$1\DefaultIcon" ""
     ${GetPathFromString} "$0" $0
     ${GetParent} "$0" $0
     ${If} ${FileExists} "$0"
       ${GetLongPath} "$0" $0
     ${EndIf}
     ${If} "$0" == "$INSTDIR"
       ${SetStartMenuInternet} "HKLM"
     ${EndIf}
     ; Only update the Clients\StartMenuInternet registry key values in HKCU if
     ; they don't exist or this installation is the same as the one set in those
     ; keys.  This is only done in Windows 8 to avoid a UAC prompt.
     ${If} ${AtLeastWin8}
       ReadRegStr $0 HKCU "Software\Clients\StartMenuInternet\$1\DefaultIcon" ""
       ${GetPathFromString} "$0" $0
       ${GetParent} "$0" $0
       ${If} ${FileExists} "$0"
         ${GetLongPath} "$0" $0
       ${EndIf}
       ${If} "$0" == "$INSTDIR"
         ${SetStartMenuInternet} "HKCU"
       ${EndIf}
     ${EndIf}
     ReadRegStr $0 HKLM "Software\mozilla.org\Mozilla" "CurrentVersion"
     ${If} "$0" != "${GREVersion}"
       WriteRegStr HKLM "Software\mozilla.org\Mozilla" "CurrentVersion" "${GREVersion}"
     ${EndIf}
   ${EndIf}
   ; Migrate the application's Start Menu directory to a single shortcut in the
   ; root of the Start Menu Programs directory.
   ${MigrateStartMenuShortcut}
   ; Adds a pinned Task Bar shortcut (see MigrateTaskBarShortcut for details).
   ${MigrateTaskBarShortcut}
   ${RemoveDeprecatedKeys}
   ${SetAppKeys}
   ${FixClassKeys}
   ${SetUninstallKeys}
   ; Remove files that may be left behind by the application in the
   ; VirtualStore directory.
   ${CleanVirtualStore}
   ${RemoveDeprecatedFiles}
   ; Fix the distribution.ini file if applicable
   ${FixDistributionsINI}
   RmDir /r /REBOOTOK "$INSTDIR\${TO_BE_DELETED}"
 !ifdef MOZ_MAINTENANCE_SERVICE
   Call IsUserAdmin
   Pop $R0
   ${If} $R0 == "true"
   ; Only proceed if we have HKLM write access
   ${AndIf} $TmpVal == "HKLM"
   ; On Windows 2000 we do not install the maintenance service.
   ${AndIf} ${AtLeastWinXP}
     ; Add the registry keys for allowed certificates.
     ${AddMaintCertKeys}
     ; We check to see if the maintenance service install was already attempted.
     ; Since the Maintenance service can be installed either x86 or x64,
     ; always use the 64-bit registry for checking if an attempt was made.
     ${If} ${RunningX64}
       SetRegView 64
     ${EndIf}
     ReadRegDWORD $5 HKLM "Software\Mozilla\MaintenanceService" "Attempted"
     ClearErrors
     ${If} ${RunningX64}
       SetRegView lastused
     ${EndIf}
     ; If the maintenance service is already installed, do nothing.
     ; The maintenance service will launch:
     ; maintenanceservice_installer.exe /Upgrade to upgrade the maintenance
     ; service if necessary.   If the update was done from updater.exe without
     ; the service (i.e. service is failing), updater.exe will do the update of
     ; the service.  The reasons we do not do it here is because we don't want
     ; to have to prompt for limited user accounts when the service isn't used
     ; and we currently call the PostUpdate twice, once for the user and once
     ; for the SYSTEM account.  Also, this would stop the maintenance service
     ; and we need a return result back to the service when run that way.
     ${If} $5 == ""
       ; An install of maintenance service was never attempted.
       ; We know we are an Admin and that we have write access into HKLM
       ; based on the above checks, so attempt to just run the EXE.
       ; In the worst case, in case there is some edge case with the
       ; IsAdmin check and the permissions check, the maintenance service
       ; will just fail to be attempted to be installed.
       nsExec::Exec "$\"$INSTDIR\maintenanceservice_installer.exe$\""
     ${EndIf}
   ${EndIf}
 !endif
 ; Register the DEH
 !ifdef MOZ_METRO
   ${If} ${AtLeastWin8}
   ${AndIf} $9 != 0 ; We're not running in session 0
     ; If RegisterCEH is called too close to changing the shortcut AppUserModelID
     ; and if the tile image is not already in cache.  Then Windows won't refresh
     ; the tile image on the start screen.  So wait before calling RegisterCEH.
     ; We only need to do this when the DEH doesn't already exist.
     ReadRegStr $0 HKCU "Software\Classes\FirefoxURL\shell\open\command" "DelegateExecute"
     ${If} $0 != ${DELEGATE_EXECUTE_HANDLER_ID}
       Sleep 3000
     ${EndIf}
     Call RegisterCEH
   ${EndIf}
 !else
   ; The metro browser is not enabled by the mozconfig.
   ${If} ${AtLeastWin8}
     ${RemoveDEHRegistration} ${DELEGATE_EXECUTE_HANDLER_ID} \
                              $AppUserModelID \
                              "FirefoxURL" \
                              "FirefoxHTML"
   ${EndIf}
 !endif
 !macroend
 !define PostUpdate "!insertmacro PostUpdate"
 !macro SetAsDefaultAppGlobal
   ${RemoveDeprecatedKeys} ; Does not use SHCTX
   SetShellVarContext all      ; Set SHCTX to all users (e.g. HKLM)
   ${SetHandlers} ; Uses SHCTX
   ${SetStartMenuInternet} "HKLM"
   ${FixShellIconHandler} "HKLM"
   ${ShowShortcuts}
   ${StrFilter} "${FileMainEXE}" "+" "" "" $R9
   WriteRegStr HKLM "Software\Clients\StartMenuInternet" "" "$R9"
 !macroend
 !define SetAsDefaultAppGlobal "!insertmacro SetAsDefaultAppGlobal"
 ; Removes shortcuts for this installation. This should also remove the
 ; application from Open With for the file types the application handles
 ; (bug 370480).
 !macro HideShortcuts
   ${StrFilter} "${FileMainEXE}" "+" "" "" $0
   StrCpy $R1 "Software\Clients\StartMenuInternet\$0\InstallInfo"
   WriteRegDWORD HKLM "$R1" "IconsVisible" 0
   ${If} ${AtLeastWin8}
     WriteRegDWORD HKCU "$R1" "IconsVisible" 0
   ${EndIf}
   SetShellVarContext all  ; Set $DESKTOP to All Users
   ${Unless} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
     SetShellVarContext current  ; Set $DESKTOP to the current user's desktop
   ${EndUnless}
   ${If} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
     ShellLink::GetShortCutArgs "$DESKTOP\${BrandFullName}.lnk"
     Pop $0
     ${If} "$0" == ""
       ShellLink::GetShortCutTarget "$DESKTOP\${BrandFullName}.lnk"
       Pop $0
       ${GetLongPath} "$0" $0
       ${If} "$0" == "$INSTDIR\${FileMainEXE}"
         Delete "$DESKTOP\${BrandFullName}.lnk"
       ${EndIf}
     ${EndIf}
   ${EndIf}
   SetShellVarContext all  ; Set $SMPROGRAMS to All Users
   ${Unless} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
     SetShellVarContext current  ; Set $SMPROGRAMS to the current user's Start
                                 ; Menu Programs directory
   ${EndUnless}
   ${If} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
     ShellLink::GetShortCutArgs "$SMPROGRAMS\${BrandFullName}.lnk"
     Pop $0
     ${If} "$0" == ""
       ShellLink::GetShortCutTarget "$SMPROGRAMS\${BrandFullName}.lnk"
       Pop $0
       ${GetLongPath} "$0" $0
       ${If} "$0" == "$INSTDIR\${FileMainEXE}"
         Delete "$SMPROGRAMS\${BrandFullName}.lnk"
       ${EndIf}
     ${EndIf}
   ${EndIf}
   ${If} ${FileExists} "$QUICKLAUNCH\${BrandFullName}.lnk"
     ShellLink::GetShortCutArgs "$QUICKLAUNCH\${BrandFullName}.lnk"
     Pop $0
     ${If} "$0" == ""
       ShellLink::GetShortCutTarget "$QUICKLAUNCH\${BrandFullName}.lnk"
       Pop $0
       ${GetLongPath} "$0" $0
       ${If} "$0" == "$INSTDIR\${FileMainEXE}"
         Delete "$QUICKLAUNCH\${BrandFullName}.lnk"
       ${EndIf}
     ${EndIf}
   ${EndIf}
 !macroend
 !define HideShortcuts "!insertmacro HideShortcuts"
 ; Adds shortcuts for this installation. This should also add the application
 ; to Open With for the file types the application handles (bug 370480).
 !macro ShowShortcuts
   ${StrFilter} "${FileMainEXE}" "+" "" "" $0
   StrCpy $R1 "Software\Clients\StartMenuInternet\$0\InstallInfo"
   WriteRegDWORD HKLM "$R1" "IconsVisible" 1
   ${If} ${AtLeastWin8}
     WriteRegDWORD HKCU "$R1" "IconsVisible" 1
   ${EndIf}
   SetShellVarContext all  ; Set $DESKTOP to All Users
   ${Unless} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
     CreateShortCut "$DESKTOP\${BrandFullName}.lnk" "$INSTDIR\${FileMainEXE}"
     ${If} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
       ShellLink::SetShortCutWorkingDirectory "$DESKTOP\${BrandFullName}.lnk" "$INSTDIR"
       ${If} ${AtLeastWin7}
       ${AndIf} "$AppUserModelID" != ""
         ApplicationID::Set "$DESKTOP\${BrandFullName}.lnk" "$AppUserModelID" "true"
       ${EndIf}
     ${Else}
       SetShellVarContext current  ; Set $DESKTOP to the current user's desktop
       ${Unless} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
         CreateShortCut "$DESKTOP\${BrandFullName}.lnk" "$INSTDIR\${FileMainEXE}"
         ${If} ${FileExists} "$DESKTOP\${BrandFullName}.lnk"
           ShellLink::SetShortCutWorkingDirectory "$DESKTOP\${BrandFullName}.lnk" \
                                                  "$INSTDIR"
           ${If} ${AtLeastWin7}
           ${AndIf} "$AppUserModelID" != ""
             ApplicationID::Set "$DESKTOP\${BrandFullName}.lnk" "$AppUserModelID" "true"
           ${EndIf}
         ${EndIf}
       ${EndUnless}
     ${EndIf}
   ${EndUnless}
   SetShellVarContext all  ; Set $SMPROGRAMS to All Users
   ${Unless} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
     CreateShortCut "$SMPROGRAMS\${BrandFullName}.lnk" "$INSTDIR\${FileMainEXE}"
     ${If} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
       ShellLink::SetShortCutWorkingDirectory "$SMPROGRAMS\${BrandFullName}.lnk" \
                                              "$INSTDIR"
       ${If} ${AtLeastWin7}
       ${AndIf} "$AppUserModelID" != ""
         ApplicationID::Set "$SMPROGRAMS\${BrandFullName}.lnk" "$AppUserModelID" "true"
       ${EndIf}
     ${Else}
       SetShellVarContext current  ; Set $SMPROGRAMS to the current user's Start
                                   ; Menu Programs directory
       ${Unless} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
         CreateShortCut "$SMPROGRAMS\${BrandFullName}.lnk" "$INSTDIR\${FileMainEXE}"
         ${If} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
           ShellLink::SetShortCutWorkingDirectory "$SMPROGRAMS\${BrandFullName}.lnk" \
                                                  "$INSTDIR"
           ${If} ${AtLeastWin7}
           ${AndIf} "$AppUserModelID" != ""
             ApplicationID::Set "$SMPROGRAMS\${BrandFullName}.lnk" "$AppUserModelID" "true"
           ${EndIf}
         ${EndIf}
       ${EndUnless}
     ${EndIf}
   ${EndUnless}
   ; Windows 7 doesn't use the QuickLaunch directory
   ${Unless} ${AtLeastWin7}
   ${AndUnless} ${FileExists} "$QUICKLAUNCH\${BrandFullName}.lnk"
     CreateShortCut "$QUICKLAUNCH\${BrandFullName}.lnk" \
                    "$INSTDIR\${FileMainEXE}"
     ${If} ${FileExists} "$QUICKLAUNCH\${BrandFullName}.lnk"
       ShellLink::SetShortCutWorkingDirectory "$QUICKLAUNCH\${BrandFullName}.lnk" \
                                              "$INSTDIR"
     ${EndIf}
   ${EndUnless}
 !macroend
 !define ShowShortcuts "!insertmacro ShowShortcuts"
 !macro AddAssociationIfNoneExist FILE_TYPE
   ClearErrors
   EnumRegKey $7 HKCR "${FILE_TYPE}" 0
   ${If} ${Errors}
     WriteRegStr SHCTX "SOFTWARE\Classes\${FILE_TYPE}"  "" "FirefoxHTML"
   ${EndIf}
 !macroend
 !define AddAssociationIfNoneExist "!insertmacro AddAssociationIfNoneExist"
 ; Adds the protocol and file handler registry entries for making Firefox the
 ; default handler (uses SHCTX).
 !macro SetHandlers
   ${GetLongPath} "$INSTDIR\${FileMainEXE}" $8
   StrCpy $0 "SOFTWARE\Classes"
   StrCpy $2 "$\"$8$\" -osint -url $\"%1$\""
   ; Associate the file handlers with FirefoxHTML
   ReadRegStr $6 SHCTX "$0\.htm" ""
   ${If} "$6" != "FirefoxHTML"
     WriteRegStr SHCTX "$0\.htm"   "" "FirefoxHTML"
   ${EndIf}
   ReadRegStr $6 SHCTX "$0\.html" ""
   ${If} "$6" != "FirefoxHTML"
     WriteRegStr SHCTX "$0\.html"  "" "FirefoxHTML"
   ${EndIf}
   ReadRegStr $6 SHCTX "$0\.shtml" ""
   ${If} "$6" != "FirefoxHTML"
     WriteRegStr SHCTX "$0\.shtml" "" "FirefoxHTML"
   ${EndIf}
   ReadRegStr $6 SHCTX "$0\.xht" ""
   ${If} "$6" != "FirefoxHTML"
     WriteRegStr SHCTX "$0\.xht"   "" "FirefoxHTML"
   ${EndIf}
   ReadRegStr $6 SHCTX "$0\.xhtml" ""
   ${If} "$6" != "FirefoxHTML"
     WriteRegStr SHCTX "$0\.xhtml" "" "FirefoxHTML"
   ${EndIf}
   ${AddAssociationIfNoneExist} ".pdf"
   ${AddAssociationIfNoneExist} ".oga"
   ${AddAssociationIfNoneExist} ".ogg"
   ${AddAssociationIfNoneExist} ".ogv"
   ${AddAssociationIfNoneExist} ".pdf"
   ${AddAssociationIfNoneExist} ".webm"
   ; An empty string is used for the 5th param because FirefoxHTML is not a
   ; protocol handler
   ${AddDisabledDDEHandlerValues} "FirefoxHTML" "$2" "$8,1" \
                                  "${AppRegName} HTML Document" ""
   ${AddDisabledDDEHandlerValues} "FirefoxURL" "$2" "$8,1" "${AppRegName} URL" \
                                  "true"
   Call RegisterCEH
   ; An empty string is used for the 4th & 5th params because the following
   ; protocol handlers already have a display name and the additional keys
   ; required for a protocol handler.
   ${AddDisabledDDEHandlerValues} "ftp" "$2" "$8,1" "" ""
   ${AddDisabledDDEHandlerValues} "http" "$2" "$8,1" "" ""
   ${AddDisabledDDEHandlerValues} "https" "$2" "$8,1" "" ""
 !macroend
 !define SetHandlers "!insertmacro SetHandlers"
 ; Adds the HKLM\Software\Clients\StartMenuInternet\FIREFOX.EXE registry
 ; entries (does not use SHCTX).
 ;
 ; The values for StartMenuInternet are only valid under HKLM and there can only
 ; be one installation registerred under StartMenuInternet per application since
 ; the key name is derived from the main application executable.
 ; http://support.microsoft.com/kb/297878
 ;
 ; In Windows 8 this changes slightly, you can store StartMenuInternet entries in
 ; HKCU.  The icon in start menu for StartMenuInternet is deprecated as of Win7,
 ; but the subkeys are what's important.  Control panel default programs looks
 ; for them only in HKLM pre win8.
 ;
 ; Note: we might be able to get away with using the full path to the
 ; application executable for the key name in order to support multiple
 ; installations.
 !macro SetStartMenuInternet RegKey
   ${GetLongPath} "$INSTDIR\${FileMainEXE}" $8
   ${GetLongPath} "$INSTDIR\uninstall\helper.exe" $7
   ${StrFilter} "${FileMainEXE}" "+" "" "" $R9
   StrCpy $0 "Software\Clients\StartMenuInternet\$R9"
   WriteRegStr ${RegKey} "$0" "" "${BrandFullName}"
   WriteRegStr ${RegKey} "$0\DefaultIcon" "" "$8,0"
   ; The Reinstall Command is defined at
   ; http://msdn.microsoft.com/library/default.asp?url=/library/en-us/shellcc/platform/shell/programmersguide/shell_adv/registeringapps.asp
   WriteRegStr ${RegKey} "$0\InstallInfo" "HideIconsCommand" "$\"$7$\" /HideShortcuts"
   WriteRegStr ${RegKey} "$0\InstallInfo" "ShowIconsCommand" "$\"$7$\" /ShowShortcuts"
   WriteRegStr ${RegKey} "$0\InstallInfo" "ReinstallCommand" "$\"$7$\" /SetAsDefaultAppGlobal"
   ClearErrors
   ReadRegDWORD $1 ${RegKey} "$0\InstallInfo" "IconsVisible"
   ; If the IconsVisible name value pair doesn't exist add it otherwise the
   ; application won't be displayed in Set Program Access and Defaults.
   ${If} ${Errors}
     ${If} ${FileExists} "$QUICKLAUNCH\${BrandFullName}.lnk"
       WriteRegDWORD ${RegKey} "$0\InstallInfo" "IconsVisible" 1
     ${Else}
       WriteRegDWORD ${RegKey} "$0\InstallInfo" "IconsVisible" 0
     ${EndIf}
   ${EndIf}
   WriteRegStr ${RegKey} "$0\shell\open\command" "" "$\"$8$\""
   WriteRegStr ${RegKey} "$0\shell\properties" "" "$(CONTEXT_OPTIONS)"
   WriteRegStr ${RegKey} "$0\shell\properties\command" "" "$\"$8$\" -preferences"
   WriteRegStr ${RegKey} "$0\shell\safemode" "" "$(CONTEXT_SAFE_MODE)"
   WriteRegStr ${RegKey} "$0\shell\safemode\command" "" "$\"$8$\" -safe-mode"
   ; Vista Capabilities registry keys
   WriteRegStr ${RegKey} "$0\Capabilities" "ApplicationDescription" "$(REG_APP_DESC)"
   WriteRegStr ${RegKey} "$0\Capabilities" "ApplicationIcon" "$8,0"
   WriteRegStr ${RegKey} "$0\Capabilities" "ApplicationName" "${BrandShortName}"
   WriteRegStr ${RegKey} "$0\Capabilities\FileAssociations" ".htm"   "FirefoxHTML"
   WriteRegStr ${RegKey} "$0\Capabilities\FileAssociations" ".html"  "FirefoxHTML"
   WriteRegStr ${RegKey} "$0\Capabilities\FileAssociations" ".shtml" "FirefoxHTML"
   WriteRegStr ${RegKey} "$0\Capabilities\FileAssociations" ".xht"   "FirefoxHTML"
   WriteRegStr ${RegKey} "$0\Capabilities\FileAssociations" ".xhtml" "FirefoxHTML"
   WriteRegStr ${RegKey} "$0\Capabilities\StartMenu" "StartMenuInternet" "$R9"
   WriteRegStr ${RegKey} "$0\Capabilities\URLAssociations" "ftp"    "FirefoxURL"
   WriteRegStr ${RegKey} "$0\Capabilities\URLAssociations" "http"   "FirefoxURL"
   WriteRegStr ${RegKey} "$0\Capabilities\URLAssociations" "https"  "FirefoxURL"
   ; Vista Registered Application
   WriteRegStr ${RegKey} "Software\RegisteredApplications" "${AppRegName}" "$0\Capabilities"
 !macroend
 !define SetStartMenuInternet "!insertmacro SetStartMenuInternet"
 ; The IconHandler reference for FirefoxHTML can end up in an inconsistent state
 ; due to changes not being detected by the IconHandler for side by side
 ; installs (see bug 268512). The symptoms can be either an incorrect icon or no
 ; icon being displayed for files associated with Firefox (does not use SHCTX).
 !macro FixShellIconHandler RegKey
   ClearErrors
   ReadRegStr $1 ${RegKey} "Software\Classes\FirefoxHTML\ShellEx\IconHandler" ""
   ${Unless} ${Errors}
     ReadRegStr $1 ${RegKey} "Software\Classes\FirefoxHTML\DefaultIcon" ""
     ${GetLongPath} "$INSTDIR\${FileMainEXE}" $2
     ${If} "$1" != "$2,1"
       WriteRegStr ${RegKey} "Software\Classes\FirefoxHTML\DefaultIcon" "" "$2,1"
     ${EndIf}
   ${EndUnless}
 !macroend
 !define FixShellIconHandler "!insertmacro FixShellIconHandler"
 ; Add Software\Mozilla\ registry entries (uses SHCTX).
 !macro SetAppKeys
   ; Check if this is an ESR release and if so add registry values so it is
   ; possible to determine that this is an ESR install (bug 726781).
   ClearErrors
   ${WordFind} "${UpdateChannel}" "esr" "E#" $3
   ${If} ${Errors}
     StrCpy $3 ""
   ${Else}
     StrCpy $3 " ESR"
   ${EndIf}
   ${GetLongPath} "$INSTDIR" $8
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal}\${AppVersion}$3 (${ARCH} ${AB_CD})\Main"
   ${WriteRegStr2} $TmpVal "$0" "Install Directory" "$8" 0
   ${WriteRegStr2} $TmpVal "$0" "PathToExe" "$8\${FileMainEXE}" 0
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal}\${AppVersion}$3 (${ARCH} ${AB_CD})\Uninstall"
   ${WriteRegStr2} $TmpVal "$0" "Description" "${BrandFullNameInternal} ${AppVersion}$3 (${ARCH} ${AB_CD})" 0
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal}\${AppVersion}$3 (${ARCH} ${AB_CD})"
   ${WriteRegStr2} $TmpVal  "$0" "" "${AppVersion}$3 (${ARCH} ${AB_CD})" 0
   ${If} "$3" == ""
     DeleteRegValue SHCTX "$0" "ESR"
   ${Else}
     ${WriteRegDWORD2} $TmpVal "$0" "ESR" 1 0
   ${EndIf}
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal} ${AppVersion}$3\bin"
   ${WriteRegStr2} $TmpVal "$0" "PathToExe" "$8\${FileMainEXE}" 0
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal} ${AppVersion}$3\extensions"
   ${WriteRegStr2} $TmpVal "$0" "Components" "$8\components" 0
   ${WriteRegStr2} $TmpVal "$0" "Plugins" "$8\plugins" 0
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal} ${AppVersion}$3"
   ${WriteRegStr2} $TmpVal "$0" "GeckoVer" "${GREVersion}" 0
   ${If} "$3" == ""
     DeleteRegValue SHCTX "$0" "ESR"
   ${Else}
     ${WriteRegDWORD2} $TmpVal "$0" "ESR" 1 0
   ${EndIf}
   StrCpy $0 "Software\Mozilla\${BrandFullNameInternal}$3"
   ${WriteRegStr2} $TmpVal "$0" "" "${GREVersion}" 0
   ${WriteRegStr2} $TmpVal "$0" "CurrentVersion" "${AppVersion}$3 (${ARCH} ${AB_CD})" 0
 !macroend
 !define SetAppKeys "!insertmacro SetAppKeys"
 ; Add uninstall registry entries. This macro tests for write access to determine
 ; if the uninstall keys should be added to HKLM or HKCU.
 !macro SetUninstallKeys
   ; Check if this is an ESR release and if so add registry values so it is
   ; possible to determine that this is an ESR install (bug 726781).
   ClearErrors
   ${WordFind} "${UpdateChannel}" "esr" "E#" $3
   ${If} ${Errors}
     StrCpy $3 ""
   ${Else}
     StrCpy $3 " ESR"
   ${EndIf}
   StrCpy $0 "Software\Microsoft\Windows\CurrentVersion\Uninstall\${BrandFullNameInternal} ${AppVersion}$3 (${ARCH} ${AB_CD})"
   StrCpy $2 ""
   ClearErrors
   WriteRegStr HKLM "$0" "${BrandShortName}InstallerTest" "Write Test"
   ${If} ${Errors}
     ; If the uninstall keys already exist in HKLM don't create them in HKCU
     ClearErrors
     ReadRegStr $2 "HKLM" $0 "DisplayName"
     ${If} $2 == ""
       ; Otherwise we don't have any keys for this product in HKLM so proceeed
       ; to create them in HKCU.  Better handling for this will be done in:
       ; Bug 711044 - Better handling for 2 uninstall icons
       StrCpy $1 "HKCU"
       SetShellVarContext current  ; Set SHCTX to the current user (e.g. HKCU)
     ${EndIf}
     ClearErrors
   ${Else}
     StrCpy $1 "HKLM"
     SetShellVarContext all     ; Set SHCTX to all users (e.g. HKLM)
     DeleteRegValue HKLM "$0" "${BrandShortName}InstallerTest"
   ${EndIf}
   ${If} $2 == ""
     ${GetLongPath} "$INSTDIR" $8
     ; Write the uninstall registry keys
     ${WriteRegStr2} $1 "$0" "Comments" "${BrandFullNameInternal} ${AppVersion}$3 (${ARCH} ${AB_CD})" 0
     ${WriteRegStr2} $1 "$0" "DisplayIcon" "$8\${FileMainEXE},0" 0
     ${WriteRegStr2} $1 "$0" "DisplayName" "${BrandFullNameInternal} ${AppVersion}$3 (${ARCH} ${AB_CD})" 0
     ${WriteRegStr2} $1 "$0" "DisplayVersion" "${AppVersion}" 0
     ${WriteRegStr2} $1 "$0" "HelpLink" "${HelpLink}" 0
     ${WriteRegStr2} $1 "$0" "InstallLocation" "$8" 0
     ${WriteRegStr2} $1 "$0" "Publisher" "Mozilla" 0
     ${WriteRegStr2} $1 "$0" "UninstallString" "$\"$8\uninstall\helper.exe$\"" 0
     DeleteRegValue SHCTX "$0" "URLInfoAbout"
 ; Don't add URLUpdateInfo which is the release notes url except for the release
 ; and esr channels since nightly, aurora, and beta do not have release notes.
 ; Note: URLUpdateInfo is only defined in the official branding.nsi.
 !ifdef URLUpdateInfo
 !ifndef BETA_UPDATE_CHANNEL
     ${WriteRegStr2} $1 "$0" "URLUpdateInfo" "${URLUpdateInfo}" 0
 !endif
 !endif
     ${WriteRegStr2} $1 "$0" "URLInfoAbout" "${URLInfoAbout}" 0
     ${WriteRegDWORD2} $1 "$0" "NoModify" 1 0
     ${WriteRegDWORD2} $1 "$0" "NoRepair" 1 0
     ${GetSize} "$8" "/S=0K" $R2 $R3 $R4
     ${WriteRegDWORD2} $1 "$0" "EstimatedSize" $R2 0
     ${If} "$TmpVal" == "HKLM"
       SetShellVarContext all     ; Set SHCTX to all users (e.g. HKLM)
     ${Else}
       SetShellVarContext current  ; Set SHCTX to the current user (e.g. HKCU)
     ${EndIf}
   ${EndIf}
 !macroend
 !define SetUninstallKeys "!insertmacro SetUninstallKeys"
 ; Due to a bug when associating some file handlers, only SHCTX was checked for
 ; some file types such as ".pdf". SHCTX is set to HKCU or HKLM depending on
 ; whether the installer has write access to HKLM. The bug would happen when
 ; HCKU was checked and didn't exist since programs aren't required to set the
 ; HKCU Software\Classes keys when associating handlers. The fix uses the merged
 ; view in HKCR to check for existance of an existing association. This macro
 ; cleans affected installations by removing the HKLM and HKCU value if it is set
 ; to FirefoxHTML when there is a value for PersistentHandler or by removing the
 ; HKCU value when the HKLM value has a value other than an empty string.
 !macro FixBadFileAssociation FILE_TYPE
   ; Only delete the default value in case the key has values for OpenWithList,
   ; OpenWithProgids, PersistentHandler, etc.
   ReadRegStr $0 HKCU "Software\Classes\${FILE_TYPE}" ""
   ReadRegStr $1 HKLM "Software\Classes\${FILE_TYPE}" ""
   ReadRegStr $2 HKCR "${FILE_TYPE}\PersistentHandler" ""
   ${If} "$2" != ""
     ; Since there is a persistent handler remove FirefoxHTML as the default
     ; value from both HKCU and HKLM if it set to FirefoxHTML.
     ${If} "$0" == "FirefoxHTML"
       DeleteRegValue HKCU "Software\Classes\${FILE_TYPE}" ""
     ${EndIf}
     ${If} "$1" == "FirefoxHTML"
       DeleteRegValue HKLM "Software\Classes\${FILE_TYPE}" ""
     ${EndIf}
   ${ElseIf} "$0" == "FirefoxHTML"
     ; Since KHCU is set to FirefoxHTML remove FirefoxHTML as the default value
     ; from HKCU if HKLM is set to a value other than an empty string.
     ${If} "$1" != ""
       DeleteRegValue HKCU "Software\Classes\${FILE_TYPE}" ""
     ${EndIf}
   ${EndIf}
 !macroend
 !define FixBadFileAssociation "!insertmacro FixBadFileAssociation"
 ; Add app specific handler registry entries under Software\Classes if they
 ; don't exist (does not use SHCTX).
 !macro FixClassKeys
   StrCpy $1 "SOFTWARE\Classes"
   ; File handler keys and name value pairs that may need to be created during
   ; install or upgrade.
   ReadRegStr $0 HKCR ".shtml" "Content Type"
   ${If} "$0" == ""
     StrCpy $0 "$1\.shtml"
     ${WriteRegStr2} $TmpVal "$1\.shtml" "" "shtmlfile" 0
     ${WriteRegStr2} $TmpVal "$1\.shtml" "Content Type" "text/html" 0
     ${WriteRegStr2} $TmpVal "$1\.shtml" "PerceivedType" "text" 0
   ${EndIf}
   ReadRegStr $0 HKCR ".xht" "Content Type"
   ${If} "$0" == ""
     ${WriteRegStr2} $TmpVal "$1\.xht" "" "xhtfile" 0
     ${WriteRegStr2} $TmpVal "$1\.xht" "Content Type" "application/xhtml+xml" 0
   ${EndIf}
   ReadRegStr $0 HKCR ".xhtml" "Content Type"
   ${If} "$0" == ""
     ${WriteRegStr2} $TmpVal "$1\.xhtml" "" "xhtmlfile" 0
     ${WriteRegStr2} $TmpVal "$1\.xhtml" "Content Type" "application/xhtml+xml" 0
   ${EndIf}
   ; Remove possibly badly associated file types
   ${FixBadFileAssociation} ".pdf"
   ${FixBadFileAssociation} ".oga"
   ${FixBadFileAssociation} ".ogg"
   ${FixBadFileAssociation} ".ogv"
   ${FixBadFileAssociation} ".pdf"
   ${FixBadFileAssociation} ".webm"
 !macroend
 !define FixClassKeys "!insertmacro FixClassKeys"
 ; Updates protocol handlers if their registry open command value is for this
 ; install location (uses SHCTX).
 !macro UpdateProtocolHandlers
   ; Store the command to open the app with an url in a register for easy access.
   ${GetLongPath} "$INSTDIR\${FileMainEXE}" $8
   StrCpy $2 "$\"$8$\" -osint -url $\"%1$\""
   ; Only set the file and protocol handlers if the existing one under HKCR is
   ; for this install location.
   ${IsHandlerForInstallDir} "FirefoxHTML" $R9
   ${If} "$R9" == "true"
     ; An empty string is used for the 5th param because FirefoxHTML is not a
     ; protocol handler.
     ${AddDisabledDDEHandlerValues} "FirefoxHTML" "$2" "$8,1" \
                                    "${AppRegName} HTML Document" ""
   ${EndIf}
   ${IsHandlerForInstallDir} "FirefoxURL" $R9
   ${If} "$R9" == "true"
     ${AddDisabledDDEHandlerValues} "FirefoxURL" "$2" "$8,1" \
                                    "${AppRegName} URL" "true"
   ${EndIf}
   ; An empty string is used for the 4th & 5th params because the following
   ; protocol handlers already have a display name and the additional keys
   ; required for a protocol handler.
   ${IsHandlerForInstallDir} "ftp" $R9
   ${If} "$R9" == "true"
     ${AddDisabledDDEHandlerValues} "ftp" "$2" "$8,1" "" ""
   ${EndIf}
   ${IsHandlerForInstallDir} "http" $R9
   ${If} "$R9" == "true"
     ${AddDisabledDDEHandlerValues} "http" "$2" "$8,1" "" ""
   ${EndIf}
   ${IsHandlerForInstallDir} "https" $R9
   ${If} "$R9" == "true"
     ${AddDisabledDDEHandlerValues} "https" "$2" "$8,1" "" ""
   ${EndIf}
 !macroend
 !define UpdateProtocolHandlers "!insertmacro UpdateProtocolHandlers"
 !ifdef MOZ_MAINTENANCE_SERVICE
 ; Adds maintenance service certificate keys for the install dir.
 ; For the cert to work, it must also be signed by a trusted cert for the user.
 !macro AddMaintCertKeys
   Push $R0
   ; Allow main Mozilla cert information for updates
   ; This call will push the needed key on the stack
   ServicesHelper::PathToUniqueRegistryPath "$INSTDIR"
   Pop $R0
   ${If} $R0 != ""
     ; More than one certificate can be specified in a different subfolder
     ; for example: $R0\1, but each individual binary can be signed
     ; with at most one certificate.  A fallback certificate can only be used
     ; if the binary is replaced with a different certificate.
     ; We always use the 64bit registry for certs.
     ${If} ${RunningX64}
       SetRegView 64
     ${EndIf}
     DeleteRegKey HKLM "$R0"
     WriteRegStr HKLM "$R0" "prefetchProcessName" "FIREFOX"
     WriteRegStr HKLM "$R0\0" "name" "${CERTIFICATE_NAME}"
     WriteRegStr HKLM "$R0\0" "issuer" "${CERTIFICATE_ISSUER}"
     ${If} ${RunningX64}
       SetRegView lastused
     ${EndIf}
     ClearErrors
   ${EndIf}
   ; Restore the previously used value back
   Pop $R0
 !macroend
 !define AddMaintCertKeys "!insertmacro AddMaintCertKeys"
 !endif
 ; Removes various registry entries for reasons noted below (does not use SHCTX).
 !macro RemoveDeprecatedKeys
   StrCpy $0 "SOFTWARE\Classes"
   ; Remove support for launching gopher urls from the shell during install or
   ; update if the DefaultIcon is from firefox.exe.
   ${RegCleanAppHandler} "gopher"
   ; Remove support for launching chrome urls from the shell during install or
   ; update if the DefaultIcon is from firefox.exe (Bug 301073).
   ${RegCleanAppHandler} "chrome"
   ; Remove protocol handler registry keys added by the MS shim
   DeleteRegKey HKLM "Software\Classes\Firefox.URL"
   DeleteRegKey HKCU "Software\Classes\Firefox.URL"
   ; Delete gopher from Capabilities\URLAssociations if it is present.
   ${StrFilter} "${FileMainEXE}" "+" "" "" $R9
   StrCpy $0 "Software\Clients\StartMenuInternet\$R9"
   ClearErrors
   ReadRegStr $2 HKLM "$0\Capabilities\URLAssociations" "gopher"
   ${Unless} ${Errors}
     DeleteRegValue HKLM "$0\Capabilities\URLAssociations" "gopher"
   ${EndUnless}
   ; Delete gopher from the user's UrlAssociations if it points to FirefoxURL.
   StrCpy $0 "Software\Microsoft\Windows\Shell\Associations\UrlAssociations\gopher"
   ReadRegStr $2 HKCU "$0\UserChoice" "Progid"
   ${If} "$2" == "FirefoxURL"
     DeleteRegKey HKCU "$0"
   ${EndIf}
 !macroend
 !define RemoveDeprecatedKeys "!insertmacro RemoveDeprecatedKeys"
 ; Resets Win8+ specific toast keys Windows sets. We call this on a
 ; fresh install and on uninstall.
 !macro ResetWin8PromptKeys KEY PREFIX
   ${If} ${AtLeastWin8}
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxHTML_.htm"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxHTML_.html"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxHTML_.xht"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxHTML_.xhtml"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxHTML_.shtml"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxURL_ftp"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxURL_http"
     DeleteRegValue ${KEY} "${PREFIX}Software\Microsoft\Windows\CurrentVersion\ApplicationAssociationToasts" "FirefoxURL_https"
   ${EndIf}
 !macroend
 !define ResetWin8PromptKeys "!insertmacro ResetWin8PromptKeys"
 !ifdef MOZ_METRO
 ; Resets Win8+ Metro specific splash screen info. Relies
 ; on AppUserModelID.
 !macro ResetWin8MetroSplash
   ${If} ${AtLeastWin8}
   ${AndIf} "$AppUserModelID" != ""
     DeleteRegKey HKCR "Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\DefaultBrowser_NOPUBLISHERID\SplashScreen\DefaultBrowser_NOPUBLISHERID!$AppUserModelID"
   ${EndIf}
 !macroend
 !define ResetWin8MetroSplash "!insertmacro ResetWin8MetroSplash"
 !endif
 ; Adds SE_RESTORE_NAME privs
 !macro AcquireSERestoreName
   StrCpy $R1 0
   System::Call "kernel32::GetCurrentProcess() i .R0"
   System::Call "advapi32::OpenProcessToken(i R0, i ${TOKEN_QUERY}|${TOKEN_ADJUST_PRIVILEGES}, \
                                           *i R1R1) i .R0"
   ${If} $R0 != 0
     System::Call "advapi32::LookupPrivilegeValue(t n, t '${SE_RESTORE_NAME}', *l .R2) i .R0"
     ${If} $R0 != 0
       System::Call "*(i 1, l R2, i ${SE_PRIVILEGE_ENABLED}) i .R0"
       System::Call "advapi32::AdjustTokenPrivileges(i R1, i 0, i R0, i 0, i 0, i 0)"
       System::Free $R0
     ${EndIf}
     System::Call "kernel32::CloseHandle(i R1)"
   ${EndIf}
 !macroend
 !define AcquireSERestoreName "!insertmacro AcquireSERestoreName"
 !define un.AcquireSERestoreName "!insertmacro AcquireSERestoreName"
 ; Mounts all user ntuser.dat files into the registry as a subkey of HKU
 !macro MountRegistryIntoHKU
   ; $0 is used as an index for HKEY_USERS enumeration
   StrCpy $0 0
   ${Do}
     EnumRegKey $1 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList" $0
     ${If} $1 == ""
       ${Break}
     ${EndIf}
     ReadRegStr $2 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\$1" "ProfileImagePath"
     System::Call "advapi32::RegLoadKey(i ${HKEY_USERS}, t 'User-$0', t '$2\ntuser.dat')"
     System::Call "advapi32::RegLoadKey(i ${HKEY_USERS}, t 'User-$0_Classes', t '$2\AppData\Local\Microsoft\Windows\UsrClass.dat')"
     IntOp $0 $0 + 1
   ${Loop}
 !macroend
 !define MountRegistryIntoHKU "!insertmacro MountRegistryIntoHKU"
 !define un.MountRegistryIntoHKU "!insertmacro MountRegistryIntoHKU"
 ;
 ; Unmounts all user ntuser.dat files into the registry as a subkey of HKU
 !macro UnmountRegistryIntoHKU
   ; $0 is used as an index for HKEY_USERS enumeration
   StrCpy $0 0
   ${Do}
     EnumRegKey $1 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList" $0
     ${If} $1 == ""
       ${Break}
     ${EndIf}
     ReadRegStr $2 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\$1" "ProfileImagePath"
     System::Call "advapi32::RegUnLoadKey(i ${HKEY_USERS}, t 'User-$0')"
     System::Call "advapi32::RegUnLoadKey(i ${HKEY_USERS}, t 'User-$0_Classes')"
     IntOp $0 $0 + 1
   ${Loop}
 !macroend
 !define UnmountRegistryIntoHKU "!insertmacro UnmountRegistryIntoHKU"
 !define un.UnmountRegistryIntoHKU "!insertmacro UnmountRegistryIntoHKU"
 ; Unconditionally removes the delegate execute handler registration used to
 ; launch the metro browser and misc. metro related registry values.
 !macro RemoveDEHRegistration DELEGATE_EXECUTE_HANDLER_ID \
                              APP_USER_MODEL_ID \
                              PROTOCOL_ACTIVATION_ID \
                              FILE_ACTIVATION_ID
   ${AcquireSERestoreName}
   ${MountRegistryIntoHKU}
   ; $0 is used as an index for HKEY_USERS enumeration
   StrCpy $0 0
   ${Do}
     EnumRegKey $1 HKU "" $0
     ${If} $1 == ""
       ${Break}
     ${EndIf}
     ClearErrors
     ${WordFind} "$1" "_Classes" "E#" $3
     ${Unless} ${Errors}
       ; remove the app user model id root registration. We don't need this
       ; here anymore, we just use it for tray registrationdown in widget,
       ; which we read out of the mozilla keys.
       ${If} "${APP_USER_MODEL_ID}" != ""
         ; The removal of this key intermittently fails, so do the best we can in cleanup
         DeleteRegValue HKU "$1\${APP_USER_MODEL_ID}\.exe\shell\open\command" "DelegateExecute"
         DeleteRegKey HKU "$1\${APP_USER_MODEL_ID}\.exe\shell\open"
         DeleteRegKey HKU "$1\${APP_USER_MODEL_ID}\.exe\shell"
         DeleteRegKey HKU "$1\${APP_USER_MODEL_ID}\.exe"
         DeleteRegKey HKU "$1\\${APP_USER_MODEL_ID}"
       ${EndIf}
       ;
       ; Remove delegate execute handler clsid registration
       DeleteRegKey HKU "$1\CLSID\${DELEGATE_EXECUTE_HANDLER_ID}"
       ; Remove protocol and file delegate execute handler id assoc
       DeleteRegValue HKU "$1\${PROTOCOL_ACTIVATION_ID}" "AppUserModelID"
       DeleteRegValue HKU "$1\${FILE_ACTIVATION_ID}" "AppUserModelID"
       ; Remove delegate execute application registry keys
       DeleteRegKey HKU "$1\${PROTOCOL_ACTIVATION_ID}\Application"
       DeleteRegKey HKU "$1\${FILE_ACTIVATION_ID}\Application"
       ; Remove misc. shell open info
       DeleteRegValue HKU "$1\${PROTOCOL_ACTIVATION_ID}\shell\open" "CommandId"
       DeleteRegValue HKU "$1\${FILE_ACTIVATION_ID}\shell\open" "CommandId"
       DeleteRegValue HKU "$1\${PROTOCOL_ACTIVATION_ID}\shell\open\command" "DelegateExecute"
       DeleteRegValue HKU "$1\${FILE_ACTIVATION_ID}\shell\open\command" "DelegateExecute"
       ; remove metro browser splash image data
       DeleteRegKey HKU "$1\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\DefaultBrowser_NOPUBLISHERID\SplashScreen\DefaultBrowser_NOPUBLISHERID!${APP_USER_MODEL_ID}"
     ${Else}
       ; misc. Metro keys
       DeleteRegKey HKU "$1\Software\Mozilla\Firefox\Metro"
       DeleteRegValue HKU "$1\Software\Mozilla\Firefox" "CEHDump"
       DeleteRegValue HKU "$1\Software\Mozilla\Firefox" "MetroD3DAvailable"
       DeleteRegValue HKU "$1\Software\Mozilla\Firefox" "MetroLastAHE"
       ${ResetWin8PromptKeys} "HKU" "$1\"
     ${EndIf}
     IntOp $0 $0 + 1
   ${Loop}
   ${UnmountRegistryIntoHKU}
   ; The removal of this key intermittently fails, so do the best we can in cleanup
   ${If} "${APP_USER_MODEL_ID}" != ""
     DeleteRegValue HKLM "Software\Classes\${APP_USER_MODEL_ID}\.exe\shell\open\command" "DelegateExecute"
     DeleteRegKey HKLM "Software\Classes\${APP_USER_MODEL_ID}\.exe\shell\open"
     DeleteRegKey HKLM "Software\Classes\${APP_USER_MODEL_ID}\.exe\shell"
     DeleteRegKey HKLM "Software\Classes\${APP_USER_MODEL_ID}\.exe"
     DeleteRegKey HKLM "Software\Classes\${APP_USER_MODEL_ID}"
   ${EndIf}
   ; Remove HKLM entries
   DeleteRegKey HKLM "Software\Classes\CLSID\${DELEGATE_EXECUTE_HANDLER_ID}"
   DeleteRegKey HKLM "Software\Classes\${PROTOCOL_ACTIVATION_ID}\Application"
   DeleteRegKey HKLM "Software\Classes\${FILE_ACTIVATION_ID}\Application"
   DeleteRegValue HKLM "Software\Classes\${PROTOCOL_ACTIVATION_ID}\shell\open\command" "DelegateExecute"
   DeleteRegValue HKLM "Software\Classes\${FILE_ACTIVATION_ID}\shell\open\command" "DelegateExecute"
   DeleteRegValue HKLM "Software\Classes\${PROTOCOL_ACTIVATION_ID}" "AppUserModelID"
   DeleteRegValue HKLM "Software\Classes\${FILE_ACTIVATION_ID}" "AppUserModelID"
   DeleteRegValue HKLM "Software\Classes\${PROTOCOL_ACTIVATION_ID}\shell\open" "CommandId"
   DeleteRegValue HKLM "Software\Classes\${FILE_ACTIVATION_ID}\shell\open" "CommandId"
   ClearErrors
 !macroend
 !define RemoveDEHRegistration "!insertmacro RemoveDEHRegistration"
 !define un.RemoveDEHRegistration "!insertmacro RemoveDEHRegistration"
 ; Removes various directories and files for reasons noted below.
 !macro RemoveDeprecatedFiles
   ; Some users are ending up with unpacked chrome instead of omni.ja. This
   ; causes Firefox to break badly after upgrading from Firefox 31, see bug
   ; 1063052. Removing the chrome.manifest from the install directory causes
   ; Firefox to use the updated omni.ja so it won't crash.
   ${If} ${FileExists} "$INSTDIR\chrome.manifest"
     Delete "$INSTDIR\chrome.manifest"
   ${EndIf}
   ; Remove talkback if it is present (remove after bug 386760 is fixed)
   ${If} ${FileExists} "$INSTDIR\extensions\talkback@mozilla.org"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\talkback@mozilla.org"
   ${EndIf}
   ; Remove the Java Console extension (bug 597235)
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0012-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0012-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0013-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0013-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0014-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0014-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0015-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0015-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0016-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0016-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0017-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0017-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0018-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0018-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0019-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0019-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0020-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0020-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0021-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0021-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0022-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0015-0000-0022-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0000-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0000-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0001-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0001-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0002-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0002-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0003-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0003-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0004-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0004-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0005-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0005-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0006-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0006-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0007-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0007-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0010-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0010-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0011-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0011-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0012-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0012-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0013-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0013-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0014-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0014-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0015-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0015-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0016-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0016-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0017-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0017-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0018-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0018-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0019-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0019-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0020-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0020-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0021-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0021-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0022-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0022-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0023-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0023-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0024-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0024-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0025-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0025-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0026-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0026-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0027-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0027-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0028-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0028-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0029-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0029-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0030-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0030-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0031-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0031-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0032-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0016-0000-0032-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0000-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0000-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0001-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0001-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0002-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0002-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0003-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0003-ABCDEFFEDCBA}"
   ${EndIf}
   ${If} ${FileExists} "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0004-ABCDEFFEDCBA}"
     RmDir /r /REBOOTOK "$INSTDIR\extensions\{CAFEEFAC-0017-0000-0004-ABCDEFFEDCBA}"
   ${EndIf}
 !macroend
 !define RemoveDeprecatedFiles "!insertmacro RemoveDeprecatedFiles"
 ; Converts specific partner distribution.ini from ansi to utf-8 (bug 882989)
 !macro FixDistributionsINI
   StrCpy $1 "$INSTDIR\distribution\distribution.ini"
   StrCpy $2 "$INSTDIR\distribution\utf8fix"
   StrCpy $0 "0" ; Default to not attempting to fix
   ; Check if the distribution.ini settings are for a partner build that needs
   ; to have its distribution.ini converted from ansi to utf-8.
   ${If} ${FileExists} "$1"
     ${Unless} ${FileExists} "$2"
       ReadINIStr $3 "$1" "Preferences" "app.distributor"
       ${If} "$3" == "yahoo"
         ReadINIStr $3 "$1" "Preferences" "app.distributor.channel"
         ${If} "$3" == "de"
         ${OrIf} "$3" == "es"
         ${OrIf} "$3" == "e1"
         ${OrIf} "$3" == "mx"
           StrCpy $0 "1"
         ${EndIf}
       ${EndIf}
       ; Create the utf8fix so this only runs once
       FileOpen $3 "$2" w
       FileClose $3
     ${EndUnless}
   ${EndIf}
   ${If} "$0" == "1"
     StrCpy $0 "0"
     ClearErrors
     ReadINIStr $3 "$1" "Global" "version"
     ${Unless} ${Errors}
       StrCpy $4 "$3" 2
       ${If} "$4" == "1."
         StrCpy $4 "$3" "" 2 ; Everything after "1."
         ${If} $4 < 23
           StrCpy $0 "1"
         ${EndIf}
       ${EndIf}
     ${EndUnless}
   ${EndIf}
   ${If} "$0" == "1"
     ClearErrors
     FileOpen $3 "$1" r
     ${If} ${Errors}
       FileClose $3
     ${Else}
       StrCpy $2 "$INSTDIR\distribution\distribution.new"
       ClearErrors
       FileOpen $4 "$2" w
       ${If} ${Errors}
         FileClose $3
         FileClose $4
       ${Else}
         StrCpy $0 "0" ; Default to not replacing the original distribution.ini
         ${Do}
           FileReadByte $3 $5
           ${If} $5 == ""
             ${Break}
           ${EndIf}
           ${If} $5 == 233 ; ansi é
             StrCpy $0 "1"
             FileWriteByte $4 195
             FileWriteByte $4 169
           ${ElseIf} $5 == 241 ; ansi ñ
             StrCpy $0 "1"
             FileWriteByte $4 195
             FileWriteByte $4 177
           ${ElseIf} $5 == 252 ; ansi ü
             StrCpy $0 "1"
             FileWriteByte $4 195
             FileWriteByte $4 188
           ${ElseIf} $5 < 128
             FileWriteByte $4 $5
           ${EndIf}
         ${Loop}
         FileClose $3
         FileClose $4
         ${If} "$0" == "1"
           ClearErrors
           Rename "$1" "$1.bak"
           ${Unless} ${Errors}
             Rename "$2" "$1"
             Delete "$1.bak"
           ${EndUnless}
         ${Else}
           Delete "$2"
         ${EndIf}
       ${EndIf}
     ${EndIf}
   ${EndIf}
 !macroend
 !define FixDistributionsINI "!insertmacro FixDistributionsINI"
 ; Adds a pinned shortcut to Task Bar on update for Windows 7 and above if this
 ; macro has never been called before and the application is default (see
 ; PinToTaskBar for more details).
 ; Since defaults handling is handled by Windows in Win8 and later, we always
 ; attempt to pin a taskbar on that OS.  If Windows sets the defaults at
 ; installation time, then we don't get the opportunity to run this code at
 ; that time.
 !macro MigrateTaskBarShortcut
   ${GetShortcutsLogPath} $0
   ${If} ${FileExists} "$0"
     ClearErrors
     ReadINIStr $1 "$0" "TASKBAR" "Migrated"
     ${If} ${Errors}
       ClearErrors
       WriteIniStr "$0" "TASKBAR" "Migrated" "true"
       ${If} ${AtLeastWin7}
         ; No need to check the default on Win8 and later
         ${If} ${AtMostWin2008R2}
           ; Check if the Firefox is the http handler for this user
           SetShellVarContext current ; Set SHCTX to the current user
           ${IsHandlerForInstallDir} "http" $R9
           ${If} $TmpVal == "HKLM"
             SetShellVarContext all ; Set SHCTX to all users
           ${EndIf}
         ${EndIf}
         ${If} "$R9" == "true"
         ${OrIf} ${AtLeastWin8}
           ${PinToTaskBar}
         ${EndIf}
       ${EndIf}
     ${EndIf}
   ${EndIf}
 !macroend
 !define MigrateTaskBarShortcut "!insertmacro MigrateTaskBarShortcut"
 ; Adds a pinned Task Bar shortcut on Windows 7 if there isn't one for the main
 ; application executable already. Existing pinned shortcuts for the same
 ; application model ID must be removed first to prevent breaking the pinned
 ; item's lists but multiple installations with the same application model ID is
 ; an edgecase. If removing existing pinned shortcuts with the same application
 ; model ID removes a pinned pinned Start Menu shortcut this will also add a
 ; pinned Start Menu shortcut.
 !macro PinToTaskBar
   ${If} ${AtLeastWin7}
     StrCpy $8 "false" ; Whether a shortcut had to be created
     ${IsPinnedToTaskBar} "$INSTDIR\${FileMainEXE}" $R9
     ${If} "$R9" == "false"
       ; Find an existing Start Menu shortcut or create one to use for pinning
       ${GetShortcutsLogPath} $0
       ${If} ${FileExists} "$0"
         ClearErrors
         ReadINIStr $1 "$0" "STARTMENU" "Shortcut0"
         ${Unless} ${Errors}
           SetShellVarContext all ; Set SHCTX to all users
           ${Unless} ${FileExists} "$SMPROGRAMS\$1"
             SetShellVarContext current ; Set SHCTX to the current user
             ${Unless} ${FileExists} "$SMPROGRAMS\$1"
               StrCpy $8 "true"
               CreateShortCut "$SMPROGRAMS\$1" "$INSTDIR\${FileMainEXE}"
               ${If} ${FileExists} "$SMPROGRAMS\$1"
                 ShellLink::SetShortCutWorkingDirectory "$SMPROGRAMS\$1" \
                                                        "$INSTDIR"
                 ${If} "$AppUserModelID" != ""
                   ApplicationID::Set "$SMPROGRAMS\$1" "$AppUserModelID" "true"
                 ${EndIf}
               ${EndIf}
             ${EndUnless}
           ${EndUnless}
           ${If} ${FileExists} "$SMPROGRAMS\$1"
             ; Count of Start Menu pinned shortcuts before unpinning.
             ${PinnedToStartMenuLnkCount} $R9
             ; Having multiple shortcuts pointing to different installations with
             ; the same AppUserModelID (e.g. side by side installations of the
             ; same version) will make the TaskBar shortcut's lists into an bad
             ; state where the lists are not shown. To prevent this first
             ; uninstall the pinned item.
             ApplicationID::UninstallPinnedItem "$SMPROGRAMS\$1"
             ; Count of Start Menu pinned shortcuts after unpinning.
             ${PinnedToStartMenuLnkCount} $R8
             ; If there is a change in the number of Start Menu pinned shortcuts
             ; assume that unpinning unpinned a side by side installation from
             ; the Start Menu and pin this installation to the Start Menu.
             ${Unless} $R8 == $R9
               ; Pin the shortcut to the Start Menu. 5381 is the shell32.dll
               ; resource id for the "Pin to Start Menu" string.
               InvokeShellVerb::DoIt "$SMPROGRAMS" "$1" "5381"
             ${EndUnless}
             ; Pin the shortcut to the TaskBar. 5386 is the shell32.dll resource
             ; id for the "Pin to Taskbar" string.
             InvokeShellVerb::DoIt "$SMPROGRAMS" "$1" "5386"
             ; Delete the shortcut if it was created
             ${If} "$8" == "true"
               Delete "$SMPROGRAMS\$1"
             ${EndIf}
           ${EndIf}
           ${If} $TmpVal == "HKCU"
             SetShellVarContext current ; Set SHCTX to the current user
           ${Else}
             SetShellVarContext all ; Set SHCTX to all users
           ${EndIf}
         ${EndUnless}
       ${EndIf}
     ${EndIf}
   ${EndIf}
 !macroend
 !define PinToTaskBar "!insertmacro PinToTaskBar"
 ; Adds a shortcut to the root of the Start Menu Programs directory if the
 ; application's Start Menu Programs directory exists with a shortcut pointing to
 ; this installation directory. This will also remove the old shortcuts and the
 ; application's Start Menu Programs directory by calling the RemoveStartMenuDir
 ; macro.
 !macro MigrateStartMenuShortcut
   ${GetShortcutsLogPath} $0
   ${If} ${FileExists} "$0"
     ClearErrors
     ReadINIStr $5 "$0" "SMPROGRAMS" "RelativePathToDir"
     ${Unless} ${Errors}
       ClearErrors
       ReadINIStr $1 "$0" "STARTMENU" "Shortcut0"
       ${If} ${Errors}
         ; The STARTMENU ini section doesn't exist.
         ${LogStartMenuShortcut} "${BrandFullName}.lnk"
         ${GetLongPath} "$SMPROGRAMS" $2
         ${GetLongPath} "$2\$5" $1
         ${If} "$1" != ""
           ClearErrors
           ReadINIStr $3 "$0" "SMPROGRAMS" "Shortcut0"
           ${Unless} ${Errors}
             ${If} ${FileExists} "$1\$3"
               ShellLink::GetShortCutTarget "$1\$3"
               Pop $4
               ${If} "$INSTDIR\${FileMainEXE}" == "$4"
                 CreateShortCut "$SMPROGRAMS\${BrandFullName}.lnk" \
                                "$INSTDIR\${FileMainEXE}"
                 ${If} ${FileExists} "$SMPROGRAMS\${BrandFullName}.lnk"
                   ShellLink::SetShortCutWorkingDirectory "$SMPROGRAMS\${BrandFullName}.lnk" \
                                                          "$INSTDIR"
                   ${If} ${AtLeastWin7}
                   ${AndIf} "$AppUserModelID" != ""
                     ApplicationID::Set "$SMPROGRAMS\${BrandFullName}.lnk" \
                                        "$AppUserModelID" "true"
                   ${EndIf}
                 ${EndIf}
               ${EndIf}
             ${EndIf}
           ${EndUnless}
         ${EndIf}
       ${EndIf}
       ; Remove the application's Start Menu Programs directory, shortcuts, and
       ; ini section.
       ${RemoveStartMenuDir}
     ${EndUnless}
   ${EndIf}
 !macroend
 !define MigrateStartMenuShortcut "!insertmacro MigrateStartMenuShortcut"
 ; Removes the application's start menu directory along with its shortcuts if
 ; they exist and if they exist creates a start menu shortcut in the root of the
 ; start menu directory (bug 598779). If the application's start menu directory
 ; is not empty after removing the shortucts the directory will not be removed
 ; since these additional items were not created by the installer (uses SHCTX).
 !macro RemoveStartMenuDir
   ${GetShortcutsLogPath} $0
   ${If} ${FileExists} "$0"
     ; Delete Start Menu Programs shortcuts, directory if it is empty, and
     ; parent directories if they are empty up to but not including the start
     ; menu directory.
     ${GetLongPath} "$SMPROGRAMS" $1
     ClearErrors
     ReadINIStr $2 "$0" "SMPROGRAMS" "RelativePathToDir"
     ${Unless} ${Errors}
       ${GetLongPath} "$1\$2" $2
       ${If} "$2" != ""
         ; Delete shortucts in the Start Menu Programs directory.
         StrCpy $3 0
         ${Do}
           ClearErrors
           ReadINIStr $4 "$0" "SMPROGRAMS" "Shortcut$3"
           ; Stop if there are no more entries
           ${If} ${Errors}
             ${ExitDo}
           ${EndIf}
           ${If} ${FileExists} "$2\$4"
             ShellLink::GetShortCutTarget "$2\$4"
             Pop $5
             ${If} "$INSTDIR\${FileMainEXE}" == "$5"
               Delete "$2\$4"
             ${EndIf}
           ${EndIf}
           IntOp $3 $3 + 1 ; Increment the counter
         ${Loop}
         ; Delete Start Menu Programs directory and parent directories
         ${Do}
           ; Stop if the current directory is the start menu directory
           ${If} "$1" == "$2"
             ${ExitDo}
           ${EndIf}
           ClearErrors
           RmDir "$2"
           ; Stop if removing the directory failed
           ${If} ${Errors}
             ${ExitDo}
           ${EndIf}
           ${GetParent} "$2" $2
         ${Loop}
       ${EndIf}
       DeleteINISec "$0" "SMPROGRAMS"
     ${EndUnless}
   ${EndIf}
 !macroend
 !define RemoveStartMenuDir "!insertmacro RemoveStartMenuDir"
 ; Creates the shortcuts log ini file with the appropriate entries if it doesn't
 ; already exist.
 !macro CreateShortcutsLog
   ${GetShortcutsLogPath} $0
   ${Unless} ${FileExists} "$0"
     ${LogStartMenuShortcut} "${BrandFullName}.lnk"
     ${LogQuickLaunchShortcut} "${BrandFullName}.lnk"
     ${LogDesktopShortcut} "${BrandFullName}.lnk"
   ${EndUnless}
 !macroend
 !define CreateShortcutsLog "!insertmacro CreateShortcutsLog"
 ; The files to check if they are in use during (un)install so the restart is
 ; required message is displayed. All files must be located in the $INSTDIR
 ; directory.
 !macro PushFilesToCheck
   ; The first string to be pushed onto the stack MUST be "end" to indicate
   ; that there are no more files to check in $INSTDIR and the last string
   ; should be ${FileMainEXE} so if it is in use the CheckForFilesInUse macro
   ; returns after the first check.
   Push "end"
   Push "AccessibleMarshal.dll"
   Push "freebl3.dll"
   Push "nssckbi.dll"
   Push "nspr4.dll"
   Push "nssdbm3.dll"
   Push "mozsqlite3.dll"
 !ifdef MOZ_CONTENT_SANDBOX
   Push "sandboxbroker.dll"
 !endif
   Push "xpcom.dll"
   Push "crashreporter.exe"
   Push "updater.exe"
   Push "${FileMainEXE}"
 !macroend
 !define PushFilesToCheck "!insertmacro PushFilesToCheck"
 ; Sets this installation as the default browser by setting the registry keys
 ; under HKEY_CURRENT_USER via registry calls and using the AppAssocReg NSIS
 ; plugin for Vista and above. This is a function instead of a macro so it is
 ; easily called from an elevated instance of the binary. Since this can be
 ; called by an elevated instance logging is not performed in this function.
 Function SetAsDefaultAppUserHKCU
   ; Only set as the user's StartMenuInternet browser if the StartMenuInternet
   ; registry keys are for this install.
   ${StrFilter} "${FileMainEXE}" "+" "" "" $R9
   ClearErrors
   ReadRegStr $0 HKCU "Software\Clients\StartMenuInternet\$R9\DefaultIcon" ""
   ${If} ${Errors}
   ${OrIf} ${AtMostWin2008R2}
     ClearErrors
     ReadRegStr $0 HKLM "Software\Clients\StartMenuInternet\$R9\DefaultIcon" ""
   ${EndIf}
   ${Unless} ${Errors}
     ${GetPathFromString} "$0" $0
     ${GetParent} "$0" $0
     ${If} ${FileExists} "$0"
       ${GetLongPath} "$0" $0
       ${If} "$0" == "$INSTDIR"
         WriteRegStr HKCU "Software\Clients\StartMenuInternet" "" "$R9"
       ${EndIf}
     ${EndIf}
   ${EndUnless}
   SetShellVarContext current  ; Set SHCTX to the current user (e.g. HKCU)
   ${If} ${AtLeastWin8}
     ${SetStartMenuInternet} "HKCU"
     ${FixShellIconHandler} "HKCU"
     ${FixClassKeys} ; Does not use SHCTX
     Call RegisterStartMenuTile
   ${EndIf}
   ${SetHandlers}
   ${If} ${AtLeastWinVista}
     ; Only register as the handler on Vista and above if the app registry name
     ; exists under the RegisteredApplications registry key. The protocol and
     ; file handlers set previously at the user level will associate this install
     ; as the default browser.
     ClearErrors
     ReadRegStr $0 HKLM "Software\RegisteredApplications" "${AppRegName}"
     ${Unless} ${Errors}
       ; This is all protected by a user choice hash in Windows 8 so it won't
       ; help, but it also won't hurt.
       AppAssocReg::SetAppAsDefaultAll "${AppRegName}"
     ${EndUnless}
   ${EndIf}
   ${RemoveDeprecatedKeys}
   ${PinToTaskBar}
 FunctionEnd
 ; Helper for updating the shortcut application model IDs.
 Function FixShortcutAppModelIDs
   ${If} ${AtLeastWin7}
   ${AndIf} "$AppUserModelID" != ""
     ${UpdateShortcutAppModelIDs} "$INSTDIR\${FileMainEXE}" "$AppUserModelID" $0
   ${EndIf}
 FunctionEnd
 ; The !ifdef NO_LOG prevents warnings when compiling the installer.nsi due to
 ; this function only being used by the uninstaller.nsi.
 !ifdef NO_LOG
 Function SetAsDefaultAppUser
   ; On Win8, we want to avoid having a UAC prompt since we'll already have
   ; another action for control panel default browser selection popping up
   ; to the user.  Win8 is the first OS where the start menu keys can be
   ; added into HKCU.  The call to SetAsDefaultAppUserHKCU will have already
   ; set the HKCU keys for SetStartMenuInternet.
   ${If} ${AtLeastWin8}
     ; Check if this is running in an elevated process
     ClearErrors
     ${GetParameters} $0
     ${GetOptions} "$0" "/UAC:" $0
     ${If} ${Errors} ; Not elevated
       Call SetAsDefaultAppUserHKCU
     ${Else} ; Elevated - execute the function in the unelevated process
       GetFunctionAddress $0 SetAsDefaultAppUserHKCU
       UAC::ExecCodeSegment $0
     ${EndIf}
     Return ; Nothing more needs to be done
   ${EndIf}
   ; Before Win8, it is only possible to set this installation of the application
   ; as the StartMenuInternet handler if it was added to the HKLM
   ; StartMenuInternet registry keys.
   ; http://support.microsoft.com/kb/297878
   ; Check if this install location registered as the StartMenuInternet client
   ${StrFilter} "${FileMainEXE}" "+" "" "" $R9
   ClearErrors
   ReadRegStr $0 HKCU "Software\Clients\StartMenuInternet\$R9\DefaultIcon" ""
   ${If} ${Errors}
   ${OrIf} ${AtMostWin2008R2}
     ClearErrors
     ReadRegStr $0 HKLM "Software\Clients\StartMenuInternet\$R9\DefaultIcon" ""
   ${EndIf}
   ${Unless} ${Errors}
     ${GetPathFromString} "$0" $0
     ${GetParent} "$0" $0
     ${If} ${FileExists} "$0"
       ${GetLongPath} "$0" $0
       ${If} "$0" == "$INSTDIR"
         ; Check if this is running in an elevated process
         ClearErrors
         ${GetParameters} $0
         ${GetOptions} "$0" "/UAC:" $0
         ${If} ${Errors} ; Not elevated
           Call SetAsDefaultAppUserHKCU
         ${Else} ; Elevated - execute the function in the unelevated process
           GetFunctionAddress $0 SetAsDefaultAppUserHKCU
           UAC::ExecCodeSegment $0
         ${EndIf}
         Return ; Nothing more needs to be done
       ${EndIf}
     ${EndIf}
   ${EndUnless}
   ; The code after ElevateUAC won't be executed on Vista and above when the
   ; user:
   ; a) is a member of the administrators group (e.g. elevation is required)
   ; b) is not a member of the administrators group and chooses to elevate
   ${ElevateUAC}
   ${SetStartMenuInternet} "HKLM"
   SetShellVarContext all  ; Set SHCTX to all users (e.g. HKLM)
   ${FixClassKeys} ; Does not use SHCTX
   ${FixShellIconHandler} "HKLM"
   ${RemoveDeprecatedKeys} ; Does not use SHCTX
   ClearErrors
   ${GetParameters} $0
   ${GetOptions} "$0" "/UAC:" $0
   ${If} ${Errors}
     Call SetAsDefaultAppUserHKCU
   ${Else}
     GetFunctionAddress $0 SetAsDefaultAppUserHKCU
     UAC::ExecCodeSegment $0
   ${EndIf}
 FunctionEnd
 !define SetAsDefaultAppUser "Call SetAsDefaultAppUser"
 !endif ; NO_LOG

The Tor Browser / annotate

browser/installer/windows/nsis/shared.nsh@7e26c7da4463 (annotated)

browser/installer/windows/nsis/shared.nsh