[wix-users] Uninstall of msi should trigger uninstall of bootstrapper

[Farrukh Waheed]

Hi Andreas,
Thanks a bunch for detailed hints. I will be trying this approach soon...

Best regards
Farrukh

On Mon, 17 Sep 2018 at 13:39, Andreas Hirth via wix-users <
wix-users at lists.wixtoolset.org> wrote:

> Hi Farrukh,
>
> Edwin already pointed out that you can in principle trigger the bundle
> uninstallation from the MSI during uninstall. In fact we do exactly this in
> one of our installers for other reasons.
>
> The approach we implemented is quite straight forward:
> 1. Have the Bundle pass the [WixBundleProviderKey] variable to the MIS.
> 2. The MSI stores that value in the registry.
> 3. On uninstall that key is used to find the right place in the registry
> to get the QuietUnistallString of the bundle, e.g.
> SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\<BundleProviderKey>
> via a type 1 custom action scheduled early in the sequence.
> 4. The QuietUninstallString is used in a type 34 immediate custom action
> which is triggered after InstallFinalize in the InstallExecuteSequence in
> case of complete uninstallation of the MSI, we let this custom action be
> called with "asyncNoWait" to not have it block anything.
>
> You know, since this is not something officially supported in WiX you must
> be careful when updating WiX and check, for example, if the registry keys
> and values have been changed.
>
> I hope this helps,
> Andreas
>
>
> > -----Original Message-----
> > From: wix-users [mailto:wix-users-bounces at lists.wixtoolset.org] On
> Behalf
> > Of Farrukh Waheed via wix-users
> > Sent: Saturday, September 15, 2018 5:52 AM
> > To: egcastr at gmail.com
> > Cc: Farrukh Waheed <farrukh1 at gmail.com>; WiX Toolset Users Mailing List
> > <wix-users at lists.wixtoolset.org>
> > Subject: Re: [wix-users] Uninstall of msi should trigger uninstall of
> > bootstrapper
> >
> > Hi Edwin,
> > That's a third-party software. It has a defined and documented plugin
> > structure including plugin's deployment. We have to add a defined custom
> > action which calls its PluginManager's commands to install the plugin and
> > make it available inside its IDE. This PluginManger also keeps track of
> plugin's
> > msi installation.
> > My guess is that, when Uninstall of this software is triggered, it might
> be its
> > own custom bootstrapper which uninstalls its plugins first using same
> > PluginManager, then its own msi.
> >
> >
> > On Sat, 15 Sep 2018 at 03:01, Edwin Castro <egcastr at gmail.com> wrote:
> >
> > > I don't know what "When the user uninstalls that software, it
> > > automatically triggers the uninstall of its plugins (internally via
> > > Windows Installer Service i.e. msi)" means but an MSI cannot uninstall
> > another MSI.
> > >
> > > Are you saying that a bootstrapper for the main software is
> > > uninstalling the main software's msi and also uninstalling the msi for
> > > each plugin? If so, how does the main software bootstrapper know which
> > > plugin msi to uninstall? Perhaps that should be changed so that it
> > > instead uninstalls your bootstrapper.
> > >
> > > --
> > > Edwin G. Castro
> > >
> > >
> > > On Fri, Sep 14, 2018 at 8:34 AM Farrukh Waheed via wix-users <
> > > wix-users at lists.wixtoolset.org> wrote:
> > >
> > >> Hi,
> > >> I'm delivering a plugin (In chained msi in our custom bootrapper) for
> > >> a software. When the user uninstalls that software, it automatically
> > >> triggers the uninstall of its plugins (internally via Windows
> > >> Installer Service i.e.
> > >> msi). But that leaves our Bootstrapper there in Control Panel. Now if
> > >> someone tries to uninstall it, bootstrapper would be asking to
> > >> Install itself (again) which would be failed as the parent software
> > >> which will host the plugin is not there.
> > >> Is there any event, which could trigger the uninstall of Bootstrapper
> > >> whenever the chained msi is triggered to uninstall?
> > >>
> > >> Thanks a bunch.
> > >> Farrukh
> > >>
> > >>
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