lyx_mirror/development/Win32/packaging/LyXWinInstaller/LyXUtils.nsh

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; This script contains the following functions:
;
; - LaTeXCheck (check installed LaTeX-system), uses:
; StrPointer
; StrPoint
; RevStrPointer
; RevStrPoint
;
; - un.DelAppPathSub and UnAppPreSuff, (delete the folder ~\Documents and Settings\username\Application Data\LyX for all users), uses:
; un.GetParent
; un.GetUsers
; un.StrPoint
; StrPointer
; StrPoint
; UnAppPreSuff
;
; - CreateAppPathSub and AppPreSuff, (creates the folder ~\Documents and Settings\username\Application Data\LyX for all users), uses:
; GetParent
; GetUsers
; StrPointer
; StrPoint
; UnAppPreSuff
;
; - IsUserAdmin (checks if user is admin)
;
; - FileCheck (checks if a given file exists)
;
; - EditorCheck (check for installed editors)
;
;--------------------------
!macro StrPointer FindStr SearchStr Pointer
; searches for a string/character (SearchStr) in another string (FindStr)
; and returns the number of the character in the FindStr where the SearchStr was found (Pointer)
; if nothing was found or the search is impossible the Pointer is set to -1
StrLen $R2 ${SearchStr}
StrLen $R4 ${FindStr}
StrCpy $R5 0
${if} $R2 == 0
${orif} $R4 == 0
Goto NotFound
${endif}
IntCmp $R4 $R2 loopA NotFound
loopA:
StrCpy $R3 ${FindStr} $R2 $R5
StrCmp $R3 ${SearchStr} Found
IntOp $R5 $R5 + 1
IntCmp $R4 $R5 loopA NotFound
Goto loopA
Found:
StrCpy ${Pointer} $R5
Goto done
NotFound:
StrCpy ${Pointer} "-1"
done:
!macroend
;--------------------------------
Function StrPoint
!insertmacro StrPointer $String $Search $Pointer
FunctionEnd
;--------------------------------
!macro RevStrPointer FindStr SearchStr Pointer
; searches for a string/character (SearchStr) in another string (FindStr) in reverse order
; and returns the number of the character in the FindStr where the SearchStr was found (Pointer)
; if nothing was found or the search is impossible the Pointer is set to +1
StrLen $R2 ${SearchStr}
StrLen $R4 ${FindStr}
${if} $R2 == 0
${orif} $R4 == 0
Goto NotFound
${endif}
IntCmp $R4 $R2 loopA NotFound
StrCpy $R5 "-$R2"
loopA:
StrCpy $R3 ${FindStr} $R2 $R5
StrCmp $R3 ${SearchStr} Found
IntOp $R5 $R5 - 1
IntCmp "$R5" "-$R4" loopA NotFound
Goto loopA
Found:
StrCpy ${Pointer} $R5
Goto done
NotFound:
StrCpy ${Pointer} "+1"
done:
!macroend
;--------------------------------
Function RevStrPoint
!insertmacro RevStrPointer $String $Search $Pointer
FunctionEnd
;--------------------------------
!macro AppPreSuff AppPre AppSuff
; the APPDATA path has always the following structure:
; C:\Documents and Settings\username\Application Data
; this macro saves the "C:\Documents and Settings\" substring into the variable "AppPre"
; and the "Application Data" substring into the variable "AppSuff"
StrCpy $String "$APPDATA"
StrCpy $Search "\"
Call StrPoint ; search for the first "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy $String $String "" $Pointer ; cut off the part before the first "\"
StrCpy $0 $Pointer
Call StrPoint ; search for the second "\"
IntOp $0 $0 + $Pointer ; $0 is now the pointer to the second "\" in the APPDATA string
StrCpy ${AppPre} $APPDATA $0 ; save the part before the second "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy $String $String "" $Pointer ; cut off the part before the second "\"
Call StrPoint ; search for the third "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy ${AppSuff} $String "" $Pointer ; save the part after the third "\"
!macroend
;--------------------------------
Function GetParent
; deletes a subfolder of the APPDATA path for all users
; used by the function "un.getUsers"
Exch $R0
Push $R1
Push $R2
Push $R3
StrCpy $R1 0
StrLen $R2 $R0
loop:
IntOp $R1 $R1 + 1
IntCmp $R1 $R2 get 0 get
StrCpy $R3 $R0 1 -$R1
StrCmp $R3 "\" get
Goto loop
get:
StrCpy $R0 $R0 -$R1
Pop $R3
Pop $R2
Pop $R1
Exch $R0
FunctionEnd
;--------------------------------
Function GetUsers
; reads the subfolders of the "Documents and Settings" folder to get a list of the users
StrCpy $R3 ""
Push "$PROFILE"
Call GetParent
Pop $R2
StrCpy $R2 "$R2"
FindFirst $R0 $R1 "$R2\*"
StrCmp $R1 "" findend 0
findloop:
IfFileExists "$R2\$R1\*.*" 0 notDir
StrCmp $R1 "." notDir
StrCmp $R1 ".." notDir
StrCmp $R1 "All Users" notDir
StrCmp $R1 "Default User" notDir
StrCmp $R1 "All Users.WINNT" notDir
StrCmp $R1 "Default User.WINNT" notDir
StrCpy $R3 "$R3|$R1"
notDir:
FindNext $R0 $R1
StrCmp $R1 "" findend 0
Goto findloop
findend:
FindClose $R0
FunctionEnd
;--------------------------------
Function un.GetParent
; deletes a subfolder of the APPDATA path for all users
; used by the function "un.getUsers"
Exch $R0
Push $R1
Push $R2
Push $R3
StrCpy $R1 0
StrLen $R2 $R0
loop:
IntOp $R1 $R1 + 1
IntCmp $R1 $R2 get 0 get
StrCpy $R3 $R0 1 -$R1
StrCmp $R3 "\" get
Goto loop
get:
StrCpy $R0 $R0 -$R1
Pop $R3
Pop $R2
Pop $R1
Exch $R0
FunctionEnd
;--------------------------------
Function un.GetUsers
; reads the subfolders of the "Documents and Settings" folder to get a list of the users
StrCpy $R3 ""
Push "$PROFILE"
Call un.GetParent
Pop $R2
StrCpy $R2 "$R2"
FindFirst $R0 $R1 "$R2\*"
StrCmp $R1 "" findend 0
findloop:
IfFileExists "$R2\$R1\*.*" 0 notDir
StrCmp $R1 "." notDir
StrCmp $R1 ".." notDir
StrCmp $R1 "All Users" notDir
StrCmp $R1 "Default User" notDir
StrCmp $R1 "All Users.WINNT" notDir
StrCmp $R1 "Default User.WINNT" notDir
StrCpy $R3 "$R3|$R1"
notDir:
FindNext $R0 $R1
StrCmp $R1 "" findend 0
Goto findloop
findend:
FindClose $R0
FunctionEnd
;--------------------------------
Function un.StrPoint
!insertmacro StrPointer $String $Search $Pointer
FunctionEnd
;--------------------------------
!macro UnAppPreSuff AppPre AppSuff
; the APPDATA path has always the following structure:
; C:\Documents and Settings\username\Application Data
; this macro saves the "C:\Documents and Settings\" substring into the variable "AppPre"
; and the "Application Data" substring into the variable "AppSuff"
StrCpy $String "$APPDATA"
StrCpy $Search "\"
Call un.StrPoint ; search for the first "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy $String $String "" $Pointer ; cut off the part before the first "\"
StrCpy $0 $Pointer
Call un.StrPoint ; search for the second "\"
IntOp $0 $0 + $Pointer ; $0 is now the pointer to the second "\" in the APPDATA string
StrCpy ${AppPre} $APPDATA $0 ; save the part before the second "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy $String $String "" $Pointer ; cut off the part before the second "\"
Call un.StrPoint ; search for the third "\"
IntOp $Pointer $Pointer + 1 ; jump after the "\"
StrCpy ${AppSuff} $String "" $Pointer ; save the part after the third "\"
!macroend
;--------------------------------
Function un.DelAppPathSub
; deletes a subfolder of the APPDATA path for all users
; get list of all users
Push $R0
Push $R1
Push $R2
Push $R3
Call un.GetUsers
StrCpy $UserList $R3 "" 1 ; cut off the "|" at the end of the list
Pop $R3
Pop $R2
Pop $R1
Pop $R0
; the usernames in the list of all users is separated by "|"
loop:
StrCpy $String "$UserList"
StrCpy $Search "|"
Call un.StrPoint ; search for the "|"
StrCmp $Pointer "-1" ready
StrCpy $0 $UserList $Pointer ; $0 contains now the username
IntOp $Pointer $Pointer + 1 ; jump after the "|"
StrCpy $UserList $UserList "" $Pointer ; cut off the first username in the list
; generate the string for the current user
; AppPre and AppSuff are generated in the macro "AppPreSuff"
StrCpy $AppPath "$AppPre\$0\$AppSuff\${PRODUCT_SUBFOLDER}"
RMDir /r $AppPath ; delete the folder
Goto loop
ready:
StrCpy $0 $UserList
StrCpy $AppPath "$AppPre\$0\$AppSuff\${PRODUCT_SUBFOLDER}"
RMDir /r $AppPath ; delete the folder
FunctionEnd
;--------------------------------
Function CreateAppPathSub
; creates a subfolder of the APPDATA path for all users
; get folder names
!insertmacro AppPreSuff $AppPre $AppSuff
; get list of all users
Push $R0
Push $R1
Push $R2
Push $R3
Call GetUsers
StrCpy $UserList $R3 "" 1 ; cut off the "|" at the end of the list
Pop $R3
Pop $R2
Pop $R1
Pop $R0
; the usernames in the list of all users is separated by "|"
loop:
StrCpy $String "$UserList"
StrCpy $Search "|"
Call StrPoint ; search for the "|"
StrCmp $Pointer "-1" ready
StrCpy $0 $UserList $Pointer ; $0 contains now the username
IntOp $Pointer $Pointer + 1 ; jump after the "|"
StrCpy $UserList $UserList "" $Pointer ; cut off the first username in the list
; generate the string for the current user
; AppPre and AppSuff are generated in the macro "AppPreSuff"
StrCpy $AppPath "$AppPre\$0\$AppSuff\${PRODUCT_SUBFOLDER}"
CreateDirectory $AppPath ; create the folder
CopyFiles "$INSTDIR\Resources\session" "$AppPath"
Goto loop
ready:
StrCpy $0 $UserList
StrCpy $AppPath "$AppPre\$0\$AppSuff\${PRODUCT_SUBFOLDER}"
CreateDirectory $AppPath ; create the folder
CopyFiles "$INSTDIR\Resources\session" "$AppPath"
Delete "$INSTDIR\Resources\session" ; delete the session file in the INSTDIR because it is unneeded there
FunctionEnd
;--------------------------------
!macro IsUserAdmin Result Name
ClearErrors
UserInfo::GetName
IfErrors Win9x
Pop $0
StrCpy ${Name} $0
UserInfo::GetAccountType
Pop $1
${if} $1 == "Admin"
StrCpy ${Result} "yes"
${else}
StrCpy ${Result} "no"
${endif}
Goto done
Win9x:
StrCpy ${Result} "yes"
done:
!macroend
;--------------------------------
!macro FileCheck Result FileName FilePath
; checks if a file exists, returns "True" or "False"
Push $0
Push $1
StrCpy $0 ""
StrCpy $1 ""
FileOpen $0 "${Filepath}\${FileName}" r
${if} $0 = ""
StrCpy $1 "False"
${Else}
StrCpy $1 "True"
${endif}
FileClose $0
StrCpy ${Result} $1
Pop $1
Pop $0
!macroend
;------------------------------------------
Function LaTeXCheck
; searches the string "$Search" in the string "$String" and extracts the path around it
; the extracted path is checked if the file "latex.exe" is in it
StartCheck:
StrLen $3 $String
Call StrPoint
${if} $Pointer == "-1" ; if nothing was found
StrCpy $LatexPath ""
Return
${endif}
IntOp $3 $3 - $Pointer
StrCpy $4 $String $3 "-$3" ; $4 is now the part behind the $Search string
StrCpy $String $String $Pointer ; $String is now the part before the $Search string
StrCpy $Search ":" ; search for the ":" after the first previous drive letter
Call RevStrPoint
IntOp $Pointer $Pointer - 1 ; jump before the ":" to the drive letter
StrCpy $Pointer $Pointer "" 1 ; cut of the "-" sign
StrCpy $LatexPath $String $Pointer "-$Pointer"
StrCpy $String $4
StrCpy $Search ";" ; search for the following ";" that separates the different paths
Call StrPoint
${if} $Pointer != "-1" ; if something was found
StrCpy $String $String $Pointer
${endif}
StrCpy $LatexPath "$LatexPath$String"
; check if the latex.exe exists in the $LatexPath folder
!insertmacro FileCheck $5 "latex.exe" "$LatexPath"
${if} $5 == "False" ; delete the entry with the wrong path to the latex.exe and try again
StrCpy $LatexPath ""
StrLen $3 $String
StrCpy $String $4 "" $3
${if} $2 == "TeXLive"
StrCpy $Search "TeXLive"
${else}
StrCpy $Search "miktex"
${endif}
Goto StartCheck
${endif}
FunctionEnd
;------------------------------------------
Function EditorCheck
; test if an editor with syntax-highlighting for LaTeX-files is installed
; (check for jEdit, PSPad, WinShell, ConTEXT, Crimson Editor, Vim, TeXnicCenter, LaTeXEditor, WinEdt, LEd, WinTeX)
StrCpy $EditorPath ""
StrCpy $0 ""
; check for jEdit
ReadRegStr $EditorPath HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\jEdit_is1" "InstallLocation"
${if} $EditorPath != ""
StrCpy $EditorPath $EditorPath -1 ; remove "\" from the end of the string
${endif}
; check for PSPad
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\PSPad editor_is1" "InstallLocation"
${if} $0 != ""
StrCpy $0 $0 -1
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for WinShell
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\WinShell_is1" "InstallLocation"
${if} $0 != ""
StrCpy $0 $0 -1
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for ConTEXT
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\ConTEXTEditor_is1" "InstallLocation"
${if} $0 != ""
StrCpy $0 $0 -1
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for Crimson Editor
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Crimson Editor" "UninstallString"
${if} $0 != ""
StrCpy $0 $0 -14 ; remove "\uninstall.exe"
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for Vim 6.x
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Classes\Applications\gvim.exe\shell\edit\command" ""
${if} $0 != ""
StrCpy $0 $0 -13 ; remove "gvim.exe "%1""
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for Vim 7.0
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Vim 7.0" "UninstallString"
${if} $0 != ""
StrCpy $0 $0 -18 ; remove "\uninstall-gui.exe"
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for TeXnicCenter
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\TeXnicCenter_is1" "Inno Setup: App Path"
${if} $0 != ""
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for LaTeXEditor
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\LaTeX Editor" "InstallLocation"
${if} $0 != ""
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for WinEdt
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\WinEdt_is1" "InstallLocation"
${if} $0 != ""
StrCpy $0 $0 -1
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for LEd
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\LEd_is1" "InstallLocation"
${if} $0 != ""
StrCpy $0 $0 -1
StrCpy $EditorPath "$EditorPath;$0"
${endif}
; check for WinTeX
StrCpy $0 ""
ReadRegStr $0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\WinTeX XP" "DisplayIcon"
${if} $0 != ""
StrCpy $0 $0 -11 ; remove "\wintex.exe"
StrCpy $EditorPath "$EditorPath;$0"
${endif}
FunctionEnd