VRCX Installer

Installer/installer.nsi

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+;--------------------------------
+;Plugins
+;https://nsis.sourceforge.io/ApplicationID_plug-in
+;https://nsis.sourceforge.io/ShellExecAsUser_plug-in
+;https://nsis.sourceforge.io/NsProcess_plugin
+
+;--------------------------------
+;Include Modern UI
+
+	!include "MUI2.nsh"
+    !include "FileFunc.nsh"
+    !include "LogicLib.nsh"
+
+;--------------------------------
+;General
+
+	!define VRCX_BASEDIR "..\bin\x64\Release"
+
+    Unicode True
+	Name "VRCX"
+	OutFile "VRCX_Setup.exe"
+	InstallDir "$PROGRAMFILES64\VRCX"
+	InstallDirRegKey HKLM "Software\VRCX" "InstallDir"
+	RequestExecutionLevel admin
+	ShowInstDetails show
+
+;--------------------------------
+;Variables
+
+    VAR upgradeInstallation
+
+;--------------------------------
+;Interface Settings
+
+	!define MUI_ABORTWARNING
+
+;--------------------------------
+;Pages
+
+	!insertmacro MUI_PAGE_LICENSE "..\LICENSE"
+	!define MUI_PAGE_CUSTOMFUNCTION_PRE dirPre
+	!insertmacro MUI_PAGE_DIRECTORY
+	!insertmacro MUI_PAGE_INSTFILES
+
+    ;------------------------------
+    ; Finish Page
+
+    ; Checkbox to launch VRCX.
+    !define MUI_FINISHPAGE_RUN
+    !define MUI_FINISHPAGE_RUN_TEXT "Launch VRCX"
+    !define MUI_FINISHPAGE_RUN_FUNCTION launchVRCX
+
+    ; Checkbox to create desktop shortcut.
+    !define MUI_FINISHPAGE_SHOWREADME
+    !define MUI_FINISHPAGE_SHOWREADME_TEXT "Create desktop shortcut"
+    !define MUI_FINISHPAGE_SHOWREADME_FUNCTION createDesktopShortcut
+    !insertmacro MUI_PAGE_FINISH
+
+    !insertmacro MUI_UNPAGE_CONFIRM
+	!insertmacro MUI_UNPAGE_INSTFILES
+    !insertmacro MUI_UNPAGE_FINISH
+
+;--------------------------------
+;Languages
+
+	!insertmacro MUI_LANGUAGE "English"
+
+;--------------------------------
+;Macros
+
+;--------------------------------
+;Functions
+
+Function dirPre
+	StrCmp $upgradeInstallation "true" 0 +2
+		Abort
+FunctionEnd
+
+Function .onInit
+	StrCpy $upgradeInstallation "false"
+
+    ReadRegStr $R0 HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX" "UninstallString"
+    StrCmp $R0 "" done
+
+	; If VRCX is already running, display a warning message and exit
+    StrCpy $1 "VRCX.exe"
+    nsProcess::_FindProcess "$1"
+    Pop $R1
+    ${If} $R1 = 0
+        MessageBox MB_OK|MB_ICONEXCLAMATION "VRCX is still running. Cannot install this software.$\nPlease close VRCX and try again." /SD IDOK
+        Abort
+    ${EndIf}
+
+	MessageBox MB_OKCANCEL|MB_ICONEXCLAMATION \
+		"VRCX is already installed. $\n$\nClick `OK` to upgrade the \
+		existing installation or `Cancel` to cancel this upgrade." \
+		IDOK upgrade
+	Abort
+
+	upgrade:
+		StrCpy $upgradeInstallation "true"
+	done:
+FunctionEnd
+
+Function createDesktopShortcut
+	CreateShortcut "$DESKTOP\VRCX.lnk" "$INSTDIR\VRCX.exe"
+FunctionEnd
+
+Function launchVRCX
+    SetOutPath $INSTDIR
+    ShellExecAsUser::ShellExecAsUser "" "$INSTDIR\VRCX.exe" ""
+FunctionEnd
+
+;--------------------------------
+;Installer Sections
+
+Section "Install" SecInstall
+
+	StrCmp $upgradeInstallation "true" 0 noupgrade
+		DetailPrint "Uninstall previous version..."
+		ExecWait '"$INSTDIR\Uninstall.exe" /S _?=$INSTDIR'
+		Delete $INSTDIR\Uninstall.exe
+		Goto afterupgrade
+
+	noupgrade:
+
+	afterupgrade:
+
+	SetOutPath "$INSTDIR"
+
+    File /r /x *.json /x *.sqlite3 /x *.pdb /x userdata /x cache "..\bin\x64\Release\*.*"
+
+	WriteRegStr HKLM "Software\VRCX" "InstallDir" $INSTDIR
+	WriteUninstaller "$INSTDIR\Uninstall.exe"
+	WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX" "DisplayName" "VRCX"
+	WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX" "UninstallString" "$\"$INSTDIR\Uninstall.exe$\""
+    WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX" "DisplayIcon" "$\"$INSTDIR\VRCX.ico$\""
+
+    ${GetSize} "$INSTDIR" "/S=0K" $0 $1 $2
+    IntFmt $0 "0x%08X" $0
+    WriteRegDWORD HKLM  "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX" "EstimatedSize" "$0"
+
+	CreateShortCut "$SMPROGRAMS\VRCX.lnk" "$INSTDIR\VRCX.exe"
+    ApplicationID::Set "$SMPROGRAMS\VRCX.lnk" "VRCX"
+
+SectionEnd
+
+;--------------------------------
+;Uninstaller Section
+
+Section "Uninstall"
+	; If VRCX is already running, display a warning message and exit
+    StrCpy $1 "VRCX.exe"
+    nsProcess::_FindProcess "$1"
+    Pop $R1
+    ${If} $R1 = 0
+        MessageBox MB_OK|MB_ICONEXCLAMATION "VRCX is still running. Cannot uninstall this software.$\nPlease close VRCX and try again." /SD IDOK
+        Abort
+    ${EndIf}
+
+	RMDir /r "$INSTDIR"
+
+	DeleteRegKey HKLM "Software\VRCX"
+	DeleteRegKey HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\VRCX"
+
+	Delete "$SMPROGRAMS\VRCX.lnk"
+    Delete "$DESKTOP\VRCX.lnk"
+SectionEnd