[wix-users] How to conditionally remove configuration?

[Markus Kramer]

Greetings,
sadly, I am unable to use RemoveFile conditionally in the wxs file below.
Is REMOVE_CONFIG not yet present when RemoveFile is scheduled?

Thank you,
Markus


<?xml version="1.0" encoding="UTF-8"?>
<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
  <Product
      Name='Foobar 1.0'
      UpgradeCode='053437f1-994d-4758-be0e-99ccf6d89618'
      Id='*'
      Language='1033'
      Version='1.0.0'
      Manufacturer='Acme Ltd.'
      >
    <Package InstallerVersion='450' Compressed='yes'
InstallScope="perMachine" />
    <MediaTemplate EmbedCab="yes" />
    <!-- With SetProperty, the commandline property REMOVE_CONFIG=1 has no
effect   -->
    <!-- <SetProperty Id="REMOVE_CONFIG" Value="0"
Before="CostInitialize"/> -->
    <Directory Id='TARGETDIR' Name='SourceDir'>
      <Directory Id='ProgramFilesFolder' Name='PFiles'>
        <Directory Id='Acme' Name='Acme'>
          <Directory Id='INSTALLFOLDER' Name='FoobarBin'>
            <Component Id='MainExecutable'>
              <File Id='FoobarEXE' Name='FoobarAppl10.exe'
Source='FoobarAppl10.exe' KeyPath='yes'/>
            </Component>
          </Directory>
          <Directory Id='CONFIGFOLDER' Name='FoobarConf'>
            <Component Id="RmConfComponent" Transitive='yes'
Guid="b0244929-7cdd-4f5d-9a49-c8672382747d">
              <!-- The commandline property REMOVE_CONFIG=1 has no effect
on RemoveFile
              Maybe because msi schedules properties after Remove Files?
              Transitive='yes'  added because of

https://stackoverflow.com/questions/16037821/why-are-properties-ignored-on-uninstallation-if-they-have-not-been-set-on-insta
              -->
              <Condition>REMOVE_CONFIG=1</Condition>
              <CreateFolder />
              <RemoveFile Name="*.*" On="uninstall" Id="RmConfig"/>
              <RemoveFolder Id="CONFIGFOLDER" On="uninstall"/>
            </Component>
          </Directory>
        </Directory>
      </Directory>
    </Directory>
    <Feature Id='Complete'>
      <ComponentRef Id='MainExecutable'/>
      <ComponentRef Id='RmConfComponent'/>
    </Feature>
  </Product>
</Wix>


On Tue, May 12, 2020 at 5:19 PM Markus Kramer <markuskramerigitt at gmail.com>
wrote:

> Greetings,
> I use custom actions to remove configuration on uninstall, depending on an
> property (REMOVE_CONFIG)
>
> I would like to replace my custom actions with RemoveFolderEx but
> RemoveFolderEx is called so early, that there are no properties yet.
>
> How could you make  RemoveFolderEx depend on a user property?
> E.g. could I call  RemoveFolderEx from my custom action?
>
> Can  RemoveFolder (without Ex)  depend on a user property?
>
> Is there a best practice for configuration data?
>
>
> Thank you,
> Markus
>
> P.S. I tried to search the mail archive but was unable to use the
> search function.
>
>