Something already been decided to take care of this issue: by default
when your wiki cannot be found you are supposed to fallback on main
wiki.

Maybe Edy did not had time to finish it but I'm pretty sure I see the
option about it in the xwiki.cfg.vm.

On Fri, May 17, 2013 at 8:49 AM, Vincent Massol <[email protected]> wrote:
> Hi Denis and all,
>
> On May 17, 2013, at 12:20 AM, Denis Gervalle <[email protected]> wrote:
>
>> Hi Vincent,
>>
>>
>> On Thu, May 16, 2013 at 10:05 PM, Vincent Massol <[email protected]> wrote:
>>
>>> Hi devs,
>>>
>>> Now that the virtual mode is on by default our users are having troubles
>>> when they install 5.0.1.
>>> It's the second time in 2 days that I have to help someone.
>>>
>>> The issue is that users will want to use URLs such:
>>> http://myhost/xwiki/bin/view/Main/WebHome
>>>
>>> And those URLs don't work anymore by default (which can be seen as a
>>> regression).
>>>
>>> So I'm proposing the following change for 5.0.2/5.1M1:
>>> * If there's only 1 wiki configured then always point to the main wiki.
>>>
>>> WDYT?
>>>
>>
>> This has already been discussed. I was in favor of that behavior, but
>> Edouard mention a potential confusing example in:
>> http://markmail.org/message/ggjgqlfubjfyfxto
>>
>> So, what has been decided is to provide a more explicit message, and what I
>> have suggested is to have an easy way for an admin to create the missing
>> server descriptor when that error occurs.
>>
>> You should read the thread about this change in detail before proposing a
>> new solution.
>
> Thanks for pointing me to this thread which I hadn't read at the time.
>
> I've now read it and I see that nothing was done on this point that you 
> raised (as item 3) in that thread). Eduard said that it could be a problem 
> for someone having 2 wikis and removing 1 and then all URLs would redirect to 
> that main wiki instead of noticing that the wiki he's pointing to has been 
> removed.
>
> The difference with now and when that thread was written is  the feedback 
> we're getting from users trying XWiki 5.0+. We already have some user who 
> have stopped using XWiki because they found it too complex to setup with this 
> new virtual on by default and some others who spent hours scratching their 
> heads to figure out why something worked before and is no longer working.
>
> So I really think we need to do something and quite fast (for 5.0.2 and 
> 5.1M1).
>
> Solution 1:
> =========
>
> Check if there's only 1 wiki and default to the main wiki whatever the URL in 
> that case. It's still preferable to get a user started on xwiki and more 
> important than the use case found by Edy which is an edge case.
>
> Solution 2:
> =========
>
> Since the default config is path-based, stop fallbacking to domain-based when 
> no descriptor is found and always fallback to the main wiki instead.
>
> This option should solve the problem of getting started for users and at the 
> same time not have the problem raised by Edy. The only downside would be 
> users who had configured their subwiki in path-based (default) but with 
> domains, which is not the normal way anyway: they should configure it in 
> domain-based if they wish to use domains...
>
> My preference goes to 2.
>
> WDYT? Any other solution?
>
> Thanks
> -Vincent
>
> PS: The reason I suddenly took interest in this topic is because:
> * I've helped several users understand why they couldn't access their wiki in 
> 1 week (I can think of 3)
> * I've recoded the new wiki descriptor module and updated the new url module 
> to handle subwiki aliases and this recoded this algorithm. I'll be committing 
> this soon now (just finishing some functional tests)
>
>
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-- 
Thomas Mortagne
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