;yacy.nsi
; ----------------------------------------
;(C) 2004-2006 by Alexander Schier
;(C) 2008-2010 by David Wieditz
;(C) 2011      by Rene Kluge
;(C) 2018      by luccioman; https://github.com/luccioman
/*----------------------------------------
MANUALS
http://nsis.sourceforge.net/Docs/
http://nsis.sourceforge.net/Docs/Modern%20UI%202/Readme.html
----------------------------------------
COMMAND LINE OPTIONS (case sensitive):
/S - silent install/uninstall
/D="C:\yacy" - installation folder
----------------------------------------*/

; ----------------------------------------
; MODERN UI

!include MUI2.nsh
!include x64.nsh
!include FileFunc.nsh
!include WinVer.nsh

; ----------------------------------------
; GENERAL

VIProductVersion "@REPL_VERSION@.0.0"
VIAddVersionKey "ProductName" "YaCy"
VIAddVersionKey "LegalCopyright" "YaCy"
VIAddVersionKey "FileVersion" "@REPL_VERSION@"
VIAddVersionKey "FileDescription" "YaCy"
VIAddVersionKey "OriginalFilename" "yacy_v@REPL_VERSION@_@REPL_DATE@_@REPL_REVISION_NR@.exe"

Name "YaCy @REPL_VERSION@"
OutFile "RELEASE\WINDOWS\yacy_v@REPL_VERSION@_@REPL_DATE@_@REPL_REVISION_NR@.exe"

;default installation folder
InstallDir "$PROFILE\YaCy"
InstallDirRegKey HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy" "UninstallString"

;recommend free space in GB for YaCy
!define RecommendSpace "4"

; commands for firewall config, see http://support.microsoft.com/kb/947709/en-us
!define WinXPAddFwRulePort 'netsh firewall add portopening TCP 8090 name="YaCy"'
!define WinXPDelFwRulePort 'netsh firewall del portopening TCP 8090'
!define WinVistaAddFwRulePort 'netsh advfirewall firewall add rule name="YaCy" dir=in action=allow enable=yes protocol=TCP localport=8090'
!define WinVistaDelFwRulePort 'netsh advfirewall firewall del rule name="YaCy"'
var WinAddFwRulePort
var WinDelFwRulePort

;requested execution level on Vista / 7
RequestExecutionLevel admin

SetCompressor /SOLID LZMA
!insertmacro MUI_RESERVEFILE_LANGDLL ;loads faster

; ----------------------------------------
; JAVA VERSION
; http://www.java.com/de/download/manual.jsp BundleId +1 / +2
; User-Agent to see the 64bit link: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Win64; x64; Trident/4.0)

; at least we need Java 8
!define JRE_VERSION8 "1.8"

; download links for Oracle Java 8 Update 211 (available at https://java.com/en/download/manual.jsp)
; 32 bit / jre-8u211-windows-i586.exe
!define JRE_32 "http://javadl.oracle.com/webapps/download/AutoDL?BundleId=238727_478a62b7d4e34b78b671c754eaaf38ab"
; 64 bit / jre-8u211-windows-x64.exe
!define JRE_64 "http://javadl.oracle.com/webapps/download/AutoDL?BundleId=238729_478a62b7d4e34b78b671c754eaaf38ab"

; ----------------------------------------
; GENERAL APPEARANCE

;BrandingText "yacy.net"

!define MUI_ICON "RELEASE\MAIN\addon\YaCy.ico"
!define MUI_UNICON "${NSISDIR}\Contrib\Graphics\Icons\orange-uninstall.ico"

!define MUI_WELCOMEFINISHPAGE_BITMAP "RELEASE\MAIN\addon\installer\network.bmp"

!define MUI_HEADERIMAGE
!define MUI_HEADERIMAGE_BITMAP "RELEASE\MAIN\addon\installer\logo.bmp"
!define MUI_HEADERIMAGE_BITMAP_NOSTRETCH

!define MUI_ABORTWARNING ;display warning before aborting installation

; ----------------------------------------
; INSTALLER PAGES

!insertmacro MUI_PAGE_WELCOME

!insertmacro MUI_PAGE_LICENSE gpl.txt

!define MUI_COMPONENTSPAGE_NODESC
!insertmacro MUI_PAGE_COMPONENTS
ComponentText "YaCy v@REPL_VERSION@ (Build @REPL_DATE@)"

!define MUI_PAGE_CUSTOMFUNCTION_LEAVE CheckDriveSpace
!insertmacro MUI_PAGE_DIRECTORY

!insertmacro MUI_PAGE_INSTFILES

!define MUI_PAGE_CUSTOMFUNCTION_SHOW SHOW_PageFinish_custom
!define MUI_FINISHPAGE_SHOWREADME https://www.youtube.com/yacy_tutorials
!define MUI_FINISHPAGE_SHOWREADME_TEXT $(finishPage)
!insertmacro MUI_PAGE_FINISH

; ----------------------------------------
; UNINSTALLER PAGES

!insertmacro MUI_UNPAGE_CONFIRM

!insertmacro MUI_UNPAGE_INSTFILES

; ----------------------------------------
; LANGUAGES

!insertmacro MUI_LANGUAGE "English"
!insertmacro MUI_LANGUAGE "French"
!insertmacro MUI_LANGUAGE "German"

LangString stillRunning ${LANG_ENGLISH} "YaCy is still active. Please stop YaCy first."
LangString keepData 0 "Do you want to keep the data?"
LangString noAdminForJava 0 "You need Administrator privileges to install Java. Java will now be downloaded to the shared documents folder. YaCy won't run without Java."
LangString finishPage 0 "Show how to configure the Windows Firewall for YaCy."
LangString yacyNoHd 0 "YaCy should be installed on a hard disk. Continue with selected folder?" 
LangString yacyNeedSpace 0 "We recommend ${RecommendSpace} GB free space for YaCy. There are only $TempDriveFree GB left. Continue anyway?"
LangString yacyNeedOs 0 "Please run Windows 2000 or better (e.g. Windows XP, Vista or Windows 7) for YaCy."

LangString stillRunning ${LANG_FRENCH} "YaCy is still active. Please stop YaCy first."
LangString keepData 0 "Do you want to keep the data?"
LangString noAdminForJava 0 "You need Administrator privileges to install Java. Java will now be downloaded to the shared documents folder. YaCy won't run without Java."
LangString finishPage 0 "Show how to configure the Windows Firewall for YaCy."
LangString yacyNoHd 0 "YaCy should be installed on a hard disk. Continue with selected folder?"
LangString yacyNeedSpace 0 "We recommend ${RecommendSpace} GB free space for YaCy. There are only $TempDriveFree GB left. Continue anyway?"
LangString yacyNeedOs 0 "Please run Windows 2000 or better (e.g. Windows XP, Vista or Windows 7) for YaCy."

LangString stillRunning ${LANG_GERMAN} "YaCy ist noch aktiv. Bitte beenden Sie YaCy."
LangString keepData 0 "Moechten Sie die Daten behalten?"
LangString noAdminForJava 0 "Sie benoetigen Administrator-Rechte um Java zu installieren. Java wird nun in 'Gemeinsame Dokumente' gespeichert. YaCy benoetigt Java zur Ausfuehrung."
LangString finishPage 0 "Zeige die Windows Firewall Konfiguration fuer YaCy."
LangString yacyNoHd 0 "YaCy sollte auf einer Festplatte installiert werden. Soll der gewaehlte Ordner trotzdem verwendet werden?" 
LangString yacyNeedSpace 0 "Wir empfehlen ${RecommendSpace} GB fuer YaCy. Es sind noch $TempDriveFree GB frei. Trotzdem fortfahren?"
LangString yacyNeedOs 0 "YaCy benoetigt Windows 2000 oder besser (z.B. Windows XP, Vista oder Windows 7)."

; ----------------------------------------
; INSTALLABLE MODULES

;InstType "Normal"

Section "YaCy"
	SectionIn 1 RO
	SetShellVarContext current ; use system variables (folders) for current user
	RMDir /r "$INSTDIR\lib" ;remove old libraries in case of update
	RMDir /r "$SMPROGRAMS\YaCy" ;clear old shortcuts
	Delete "$QUICKLAUNCH\YaCy-Search.lnk" ;old
	Delete "$DESKTOP\YaCy-Search.lnk" ;old
	Delete "$SMSTARTUP\start YaCy (no console).lnk" ;old
	
	SetOutPath $INSTDIR
	;set noindex attribute for windows indexing service
    	nsExec::Exec 'attrib +I "$INSTDIR"'
	nsExec::Exec 'attrib +I "$INSTDIR\*" /S /D'
    
	File /r /x *.sh "RELEASE\MAIN\*"

	WriteRegStr HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy" "DisplayName" "YaCy"
	WriteRegStr HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy" "UninstallString" '"$INSTDIR\uninstall.exe"'
	WriteUninstaller "uninstall.exe"
SectionEnd

Section "Java (Oracle JRE)" Sec_Java_id
    	SectionIn 1 RO
    	SetShellVarContext current
    	Call GetJRE
SectionEnd

Section "Start Menu Group"
	SectionIn 1
	SetShellVarContext current
	CreateDirectory "$SMPROGRAMS\YaCy"
	CreateShortCut "$SMPROGRAMS\YaCy\YaCy.lnk" "$INSTDIR\startYACY.bat" "" "$INSTDIR\addon\YaCy.ico" "" SW_SHOWMINIMIZED
	CreateShortCut "$SMPROGRAMS\YaCy\Readme.lnk" "$INSTDIR\readme.txt"
	CreateShortCut "$SMPROGRAMS\YaCy\Uninstall.lnk" "$INSTDIR\Uninstall.exe"
SectionEnd

Section "Desktop Icon"
	SectionIn 1
	SetShellVarContext current
	CreateShortCut "$DESKTOP\YaCy.lnk" "$INSTDIR\startYACY.bat" "" "$INSTDIR\addon\YaCy.ico" "" SW_SHOWMINIMIZED
SectionEnd

Section "Configure Firewall" Sec_Firewall_id
	SectionIn 1
	SetShellVarContext current
	call OpenFirewall	
SectionEnd

/*
Section "YaCy in Startup"
	SetShellVarContext current
	CreateShortCut "$SMSTARTUP\YaCy.lnk" "$INSTDIR\startYACY.bat" "" "$INSTDIR\addon\YaCy.ico" "" SW_SHOWMINIMIZED
SectionEnd
*/

; ----------------------------------------
; UNINSTALLER

Section "Uninstall"
	ClearErrors
	Delete "$INSTDIR\DATA\yacy.running"
	IfErrors 0 uninstall
	MessageBox MB_ICONSTOP "$(stillRunning)" /SD IDOK
	Goto nouninstall

	uninstall:
	Call un.CloseFirewall
	SetShellVarContext current

	RMDir /r "$INSTDIR\addon"
    	RMDir /r "$INSTDIR\bin"
	RMDir /r "$INSTDIR\classes"
	RMDir /r "$INSTDIR\defaults"
	RMDir /r "$INSTDIR\htroot"
	RMDir /r "$INSTDIR\langstats"
	RMDir /r "$INSTDIR\lib"
	RMDir /r "$INSTDIR\libbuild"
	RMDir /r "$INSTDIR\libx"
	RMDir /r "$INSTDIR\locales"
	RMDir /r "$INSTDIR\ranking"
	RMDir /r "$INSTDIR\skins"
	RMDir /r "$INSTDIR\source"
	Delete "$INSTDIR\*.*"

	MessageBox MB_YESNO|MB_ICONQUESTION "$(keepData)" /SD IDYES IDYES keepdata
	
	;delete all
	RMDir /r "$INSTDIR"
	
	;or jump to this
	keepdata:
	RMDir /r "$SMPROGRAMS\YaCy"
	Delete "$DESKTOP\YaCy.lnk"
	Delete "$SMSTARTUP\YaCy.lnk"
	
	DeleteRegKey HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy"
	nouninstall:
SectionEnd

; ----------------------------------------
; FUNCTIONS

Function .onInit
	; check Windows-Version, need Win 2000 or higher
	${If} ${AtMostWinME} 
		MessageBox MB_ICONSTOP "$(yacyNeedOs)" 
		Abort 
	${EndIf}		
	
	; init of JRE section
	; detect JRE first
	var /global InstalledJREVersion
	${If} ${RunningX64}
		SetRegView 64
	${EndIf}
	ReadRegStr $InstalledJREVersion HKLM "SOFTWARE\JavaSoft\Java Runtime Environment" "CurrentVersion"
	; if right JRE already installed hide and deselect JRE section
	${If} $InstalledJREVersion = ${JRE_VERSION8}
		SectionSetText ${Sec_Java_id} ""
		SectionSetFlags ${Sec_Java_id} 0
	${EndIf}
	
	; init of Firewall section, only valid for WindowsXP SP2/SP3 and Vista/Win 7 with Admin 
	var /global FirewallServiceStart 
	IntOp $FirewallServiceStart 3 + 0

	${If} ${IsWinVista} 
	${OrIf} ${IsWin7}
		StrCpy $WinAddFwRulePort '${WinVistaAddFwRulePort}'
		StrCpy $WinDelFwRulePort '${WinVistaDelFwRulePort}'
		ReadRegDWORD $FirewallServiceStart HKLM "SYSTEM\CurrentControlSet\services\MpsSvc" "Start"
	${EndIf}

	${If} ${IsWinXP} 
	${AndIf} ${AtLeastServicePack} 2
		StrCpy $WinAddFwRulePort '${WinXPAddFwRulePort}'
		StrCpy $WinDelFwRulePort '${WinXPDelFwRulePort}'
		ReadRegDWORD $FirewallServiceStart HKLM "SYSTEM\CurrentControlSet\services\SharedAccess" "Start"
	${EndIf}
	
	;need Admin for firewall-config
	${IfNot} $0 = "Admin" 
		IntOp $FirewallServiceStart 3 + 0
	${EndIf}

	; hide and deselect Firewall if no proper configuration
	${If} $FirewallServiceStart > 2 
		SectionSetText ${Sec_Firewall_id} ""
		SectionSetFlags ${Sec_Firewall_id} 0
	${EndIf}
FunctionEnd

Function GetJRE
; based on http://nsis.sourceforge.net/Simple_Java_Runtime_Download_Script
    	${If} ${RunningX64}
    		StrCpy $3 ${JRE_64} 
    	${Else}
    		StrCpy $3 ${JRE_32}
    	${EndIf}

	;check if admin before download, advise if non    
	userInfo::getAccountType
	Pop $0

	${IfNot} $0 = "Admin" 
		MessageBox MB_ICONEXCLAMATION "$(noAdminForJava)" /SD IDOK
	${EndIf}

	SetShellVarContext all
	StrCpy $2 "$DOCUMENTS\Java Runtime (install for YaCy).exe"
	SetShellVarContext current
	nsisdl::download /TIMEOUT=30000 $3 $2
	Pop $R0 ;Get the return value
	
	${IfNot} $R0 = "success" 
		MessageBox MB_OK "Download failed: $R0" /SD IDOK
		Return
	${EndIf}

	${If} $0 == "Admin" 
		ExecWait "$2 /s"
		Delete $2
	${Else}
		CreateShortCut "$DESKTOP\Install Java for YaCy.lnk" "$2"
	${EndIf}
FunctionEnd

Function CheckDriveSpace
	var /global RootFolder
   	var /global TempDriveFree
   	var /global RootFolderType

	; if "\\Folder" it's a Network-Folder
   	StrCpy $RootFolder $InstDir 2
   	StrCmp $RootFolder "\\" NetworkFolder Driveletter

   	Networkfolder:
		; prepare String for DriveSpace
      		${GetRoot} $RootFolder $InstDir
      		goto NoHDD

	; now check drive-letters
   	Driveletter:
   		StrCpy $RootFolder $InstDir 3

		; prepare for {GetDrives-Loop}
   		StrCpy $RootFolderType "invalid"
   		${GetDrives} "ALL" "CheckDriveType"

		; jump if error
   		StrCmp $RootFolderType "invalid" CheckSpace

		; jump if HDD
   		StrCmp $RootFolderType "HDD" CheckSpace

   	NoHDD:
	; stay on folder-selection if user wants to give another folder, else check free space
      		MessageBox MB_ICONEXCLAMATION|MB_YESNO "$(yacyNoHd)" IDYES NextPage
      		Abort      

   	CheckSpace:

   	ClearErrors
   	${DriveSpace} $RootFolder "/D=F /S=G" $TempDriveFree
	; if DriveSpace fails for any reason -> jump ahead
   	IfErrors NextPage

   	${If} $TempDriveFree < ${RecommendSpace} 
		MessageBox MB_ICONEXCLAMATION|MB_YESNO "$(yacyNeedSpace)" IDYES NextPage
      		Abort	
	${EndIf}

   	NextPage:
FunctionEnd

Function CheckDriveType
; based on http://nsis.sourceforge.net/GetDrives  
   	${If} $9 == $RootFolder 
   		StrCpy $RootFolderType $8   
   		StrCpy $0 StopGetDrives
	${EndIf}
   	Push $0
FunctionEnd

Function OpenFirewall
	var /global ExecErrorCode
	; run netsh 
	nsExec::ExecToStack '$WinAddFwRulePort'
	pop $ExecErrorCode
	; if run without error register for uninstall and clear finish page 
	${If} $ExecErrorCode = "0"
		WriteRegStr HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy" "DelFwRulePort" '$WinDelFwRulePort'
		IntOp $FirewallServiceStart 0 + 0
	${Else}
		IntOp $FirewallServiceStart 3 + 0
	${EndIf}
FunctionEnd

Function SHOW_PageFinish_custom
	; hide and disable firewall info from wiki if firewall is open
	${If} $FirewallServiceStart = 0 
		SendMessage $mui.FinishPage.ShowReadme ${BM_SETCHECK} 0 0
	    	ShowWindow $mui.FinishPage.ShowReadme ${SW_HIDE}
	${EndIf}
FunctionEnd

Function un.CloseFirewall
	; get string for closing port from registy
	ReadRegStr '$WinDelFwRulePort' HKCU "Software\Microsoft\Windows\CurrentVersion\Uninstall\YaCy" "DelFwRulePort"
	; if found > run netsh to close port
	${IfNot} '$WinDelFwRulePort' == '' 
		nsExec::ExecToStack '$WinDelFwRulePort'
	${EndIf}
FunctionEnd