Add "Install via AppStream" links to applications on kde.org

[Aleix Pol]

On Sat, Dec 17, 2016 at 12:17 AM, Friedrich W. H. Kossebau
<kossebau at kde.org> wrote:
> Hi,
>
> most of the KDE applications now ship with an appdata file. Each appdata
> file comes with an appstream id, which in a distro-agnostic way
> identifies the respective application.
>
> "In order to allow installation of AppStream components from websites,
> software-centers implementing AppStream may choose to also support the
> appstream:// urls."
> From https://www.freedesktop.org/software/appstream/docs/sect-AppStream-Services-UrlHandler.html
>
> Attached patches enable entries on kde.org/applications to have
> optionally a "Get $App" section in the box on the right side, with an
> item "Install via AppStream" linked to the "appstream:app.id" url.

Big +1, that was the reason why we introduced appstream:/ after all.

> This will be controlled by a new property "appstream" added to the app
> json files in applications/apps/. If present and not false, the content
> should be the id, otherwise it is handled as not set.
>
> Example:
> Adding this to applications/apps/okteta.json
>     "appstream": "org.kde.okteta.desktop",
> will add
>         <strong>Get Okteta</strong>
>         <a href="appstream:org.kde.okteta.desktop">Install via AppStream</a>
> at the begin of the box on the right side of
>         kde.org/applications/utilities/okteta
>
> If committed, adding all the "appstream" entries to all the json files
> could be a GCI task? Anyone who could overlook this?

If you explain to me exactly where it needs to be changed, I could set
up such gci task.

> Others might want to extend this in the future to something for Android,
> Windows, etc., unless the kde.org overhaul will bring all this anyway
> once it is done.

Given it's something we'd get as is, we can just do it already.

Aleix