8 lines
600 B
Plaintext
8 lines
600 B
Plaintext
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# This macro fetches the currently install MM version via MSI (if any) and uninstalls it first
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!macro customInit
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nsExec::ExecToStack "$\"$%SYSTEMROOT%\system32\WindowsPowerShell\v1.0\powershell.exe$\" -command $\"$$Installer = New-Object -ComObject WindowsInstaller.Installer; $$MMProduct = $$Installer.ProductsEx('', '', 7) | Where-Object -FilterScript {$$_.InstallProperty('ProductName') -eq 'Mattermost'}; if ($$MMProduct -ne $$null) {Write-Host -NoNewline $$MMProduct.ProductCode()}$\""
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Pop $0
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Pop $1
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StrCmp $1 "" 0 +1
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ExecWait '"$%SYSTEMROOT%\system32\msiexec.exe" /x $1 /qn'
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!macroend
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