New handling for URI scheme handlers

[Jerome Leclanche]

On Mon, Dec 2, 2013 at 7:13 AM, Bastien Nocera <hadess at hadess.net> wrote:
> On Mon, 2013-12-02 at 00:59 +0100, David Faure wrote:
>> (very old mail, but this is bugging me again :)
>>
>> Context: I believe that associating a webbrowser with x-scheme-handler/http is
>> wrong.
>>
>> On Wednesday 06 October 2010 00:38:40 Bastien Nocera wrote:
>> > David Faure wrote:
>> > >  When you click a http URL that
>> > > points to an .odt document, you want to launch openoffice, not a
>> > > web-browser.
>> >
>> > If you're already in a web browser, yes, but in this case, the lookup
>> > shouldn't be including a scheme handler lookup, just an application that
>> > handles that particular mime-type.
>>
>> But what if you're not in a webbrowser in the first place?
>> E.g. in a desktop email application, you click on an HTTP link to a .odt
>> document. Should that really start firefox, just so that it can then launch
>> openoffice?
>> (same with any other content application that can handle HTTP urls on its own;
>> same with other schemes that apps might support, like FTP).
>>
>> Note that at this point we have no clue about the mimetype. We can start a
>> download and find it out, but the first question is: should we do that, or
>> just blindly trust the app that says it wants all URLs with this scheme (http,
>> in my example).
>>
>> Since we don't want this to happen in KDE, I had to write code such as "if KIO
>> supports a scheme and an app exists for the mimetype x-scheme-
>> handler/<scheme>, then give priority to KIO". (for the special case of http,
>> there is actually a user setting for "send all http urls to this particular
>> app", but that's not the default setting).
>> I don't like it very much though, it feels like a hack :)
>> But I guess it makes sense, since in KDE we prefer to open HTTP urls by
>> mimetype, while IIUC in Gnome you prefer to open them with a single scheme-
>> associated application (i.e. webbrowser).
>>
>> So, it's all fine, I'm just curious about what happens in your case when the
>> user isn't in a webbrowser in the first place (and to pick the worst case - if
>> it's not running yet, which means a long delay coming from the startup of two
>> large applications one after the other).
>
> I wish it worked like that as well, but you've just broken one-time URLs
> and tried to open a login page in LibreOffice if you don't share cookie
> jars between all the clients.

With a middleman client this is a solved issue; it would be identified
as a page to take care of in the browser.

>
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